CN214557893U

CN214557893U - Band sawing machine with good positioning and cutting effects

Info

Publication number: CN214557893U
Application number: CN202120531277.2U
Authority: CN
Inventors: 韩淑伟; 吕家进; 王振羽
Original assignee: Yantai Letai Auto Parts Co ltd
Current assignee: Yantai Letai Auto Parts Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-02
Anticipated expiration: 2031-03-12

Abstract

The application relates to a band sawing machine that location cutting effect is good, which comprises a frame, the frame upper end is equipped with the aircraft nose, be equipped with the saw band in the aircraft nose, the frame is equipped with elevating gear, the tip is equipped with the workstation under the frame, the workstation is equipped with the diaphragm, the diaphragm is equipped with the locating plate, the diaphragm rotates and is connected with the connecting rod, it is connected with the connecting axle to rotate between the connecting rod, the workstation is equipped with a supporting bench, a supporting bench sliding connection has first rack, the upper end and the connecting axle fixed connection of first rack, a supporting bench is equipped with the axis of rotation, the axis of rotation is equipped with first gear. The axis of rotation rotates, drives two first gear rotations, and then drives two racks and connecting axle downstream, drives two diaphragms through the connecting rod and moves in opposite directions, and locating plate on two diaphragms moves in opposite directions, presss from both sides the work piece tight to workstation intermediate position, and elevating gear drive aircraft nose descends, makes the intermediate position of saw area cut the work piece, and the atress at saw area both ends is even difficult for the fracture, and this application has improved the effect of location cutting.

Description

Band sawing machine with good positioning and cutting effects

Technical Field

The application relates to the field of brake disc processing, in particular to a band sawing machine with a good positioning and cutting effect.

Background

The brake disc is the part that plays speed reduction or parking effect when the brake, and high-speed braking is effectual and change and maintain, in the processing of present brake disc, needs carry out fixed length cutting with the longer metal block of length to follow-up contour machining in order.

The related art can refer to chinese patent with publication number CN211052723U and discloses a double-column horizontal band sawing machine, the on-line screen storage device comprises a base, install workstation and cutting device on the base, cutting device includes the mounting bracket, cutting assembly, direction subassembly and drive assembly, the quantity of direction subassembly is two sets of, each direction subassembly includes guide bar and guide axle sleeve, the guide bar is fixed to be set up in the base, the guide axle sleeve is fixed to be set up in the mounting bracket, and the guide axle sleeve slides the cover and locates the guide bar periphery, drive assembly includes the drive hydraulic cylinder, the articulated seat of first articulated seat and second, the drive hydraulic cylinder both ends are articulated through the articulated seat of first articulated seat and second and mounting bracket and base. Adopt above-mentioned scheme, provide one kind and eliminate the moment of flexure of drive pneumatic cylinder through first articulated seat and the articulated seat of second, and realize leading and bear the moment of flexure through the direction subassembly to play the horizontal band sawing machine of double-column of guard action to drive the pneumatic cylinder.

In view of the above-mentioned related technologies, the inventor believes that, when the band sawing machine is in use, the movable jaw is used for fixing the workpiece from one side of the workbench to the fixed jaw on the other side of the workbench, and the processing section of the workpiece by the saw band deviates from the middle position of the workbench, so that the processing section of the saw band is easily broken due to uneven stress on both sides of the processing section of the saw band, and the effect of positioning and cutting is not good.

SUMMERY OF THE UTILITY MODEL

In order to improve the effect of location cutting, this application provides a band sawing machine that location cutting effect is good.

The application provides a band sawing machine that location cutting effect is good adopts following technical scheme:

the utility model provides a band sawing machine that location cutting effect is good, which comprises a frame, the frame upper end is equipped with the aircraft nose, be equipped with the saw band in the aircraft nose, the frame is equipped with the elevating gear that drives the aircraft nose and go up and down, the tip is equipped with the workstation under the frame, the workstation upper end is equipped with the diaphragm of two parallels, the one end that two diaphragms are close to each other all sets firmly a plurality of vertical locating plates, the diaphragm all rotates along length direction's both ends and is connected with the connecting rod, it is connected with the connecting axle to be located to rotate between two connecting rods of workstation with the one end, the tip has set firmly a supporting bench under the workstation, the supporting bench is along length direction's both ends respectively sliding connection have first rack, the upper end of two first racks respectively with two connecting axle fixed connection, a supporting bench rotates and is connected with the axis of rotation, the axis of rotation sets firmly two first gears with first rack adaptation.

By adopting the technical scheme, the rotating shaft rotates to drive the two first gears to rotate, so that the two racks and the connecting shaft are driven to move downwards, the two transverse plates are driven to move oppositely through the connecting rod, the positioning plates on the two transverse plates move oppositely to clamp a workpiece to the middle position of the workbench, the lifting device drives the machine head to descend, the middle position of the saw belt is enabled to cut the workpiece, the stress at the two ends of the saw belt is uniform and is not easy to break, and the positioning and cutting effects are improved.

Optionally, a positioning block is fixedly arranged at one end, close to the machine head, of the transverse plate, and a cutting groove is formed in the upper end of the positioning block.

Through adopting above-mentioned technical scheme, the locating piece work piece will be pressed from both sides tightly fixedly by near the position of saw area cutting, avoids the work piece cutting in-process to rock, has improved the effect of location cutting.

Optionally, one side of the workbench, which is close to the positioning block, is provided with a baffle plate, one side of the machine head, which is close to the baffle plate, is fixedly provided with a supporting plate, the supporting plate is connected with a folded plate in a sliding manner, the upper end part of the folded plate is fixedly provided with a top block, the baffle plate is connected with the folded plate in a sliding manner, and the upper end part of the baffle plate is connected with a limiting bolt in a threaded manner.

Through adopting above-mentioned technical scheme, the user is as required the length adjustment baffle of work piece and the distance between the saw band, is convenient for fix a position the cutting position of work piece, has improved the effect of location cutting.

Optionally, elevating gear includes transmission shaft and two lift posts, and two lift posts are located the both sides of workstation respectively, and the lift post has all set firmly the second rack, and the equal sliding connection of lift post has the sleeve, and the sleeve is equipped with the opening with second rack adaptation, and the sleeve all rotates the second gear that is connected with second rack adaptation, sleeve and aircraft nose fixed connection, two second gears all with transmission shaft fixed connection.

Through adopting above-mentioned technical scheme, the transmission shaft rotates and drives the second gear rotation, and the second gear meshes with the second rack, drives the sleeve and reciprocates along the second rack, and then drives the aircraft nose and reciprocates along the lift post, and simple structure control is convenient.

Optionally, the machine head is connected with two parallel guide arms in a sliding manner, and guide grooves are formed in the lower end portions of the guide arms.

Through adopting above-mentioned technical scheme, set up the guide way and play the guide effect to the saw area, the position of saw area cutting work piece is difficult for inclining, has improved the effect of cutting.

Optionally, the sleeve all sets firmly the hose, and the hose tip all sets firmly the nozzle.

Through adopting above-mentioned technical scheme, set up the hose, the person of being convenient for sprays the cutting fluid, avoids the saw area to overheat and split, avoids the work piece expend with heat and contract with cold card saw area of dying simultaneously, has prolonged the life of saw area.

Optionally, the workbench is rotatably connected with a plurality of rotating rollers at equal intervals along the length direction.

Through adopting above-mentioned technical scheme, change the roller and take place rolling friction with the work piece, the person of being convenient for removes the work piece on the workstation, is favorable to using manpower sparingly.

Optionally, the two sides of the workbench along the length direction are both provided with waste baskets.

Through adopting above-mentioned technical scheme, the piece that the scrap basket will cut the production is collected, and convenient to use person regularly clears up, is favorable to protecting the processing environment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the positioning plates, the transverse plates, the connecting rods and the first racks are arranged, the rotating shaft rotates to drive the two first gears to rotate, so that the two racks and the connecting shaft are driven to move downwards, the two transverse plates are driven to move oppositely through the connecting rods, the positioning plates on the two transverse plates move oppositely to clamp a workpiece to the middle position of the workbench, the lifting device drives the machine head to descend, the middle position of the saw belt is enabled to cut the workpiece, the stress on the two ends of the saw belt is uniform, the saw belt is not prone to fracture, and the positioning and cutting effects are improved;

2. by arranging the positioning block, the position of the positioning block workpiece near the cutting position of the saw belt is clamped and fixed, so that the workpiece is prevented from shaking in the cutting process, and the positioning and cutting effects are improved;

3. through setting up the baffle, the user is as required the length adjustment baffle of work piece and the distance between the saw band, is convenient for fix a position the cutting position of work piece, has improved the effect of location cutting.

Drawings

Fig. 1 is a schematic view of the overall structure of a band sawing machine with good positioning and cutting effects.

Fig. 2 is a schematic view for highlighting the positions of the link, the first rack, and the first gear.

Fig. 3 is intended to highlight the structural schematic of the lifting device.

Description of reference numerals: 1. a frame; 11. a machine head; 111. a saw band; 2. a lifting device; 12. a work table; 3. a transverse plate; 31. positioning a plate; 32. a slide bar; 33. a connecting rod; 34. a connecting shaft; 13. a support table; 131. a first rack; 132. a rotating shaft; 133. a first gear; 35. positioning blocks; 351. cutting the groove; 4. a baffle plate; 114. a support plate; 115. folding the plate; 1151. a top block; 1153. a limit bolt; 21. a drive shaft; 22. a lifting column; 221. a second rack; 23. a sleeve; 24. a second gear; 116. a guide arm; 1161. a guide groove; 5. a hose; 121. rotating the roller; 117. a waste basket.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a band sawing machine that location cutting effect is good.

Referring to fig. 1, a band sawing machine that location cutting is effectual, including frame 1, frame 1 adopts the metal material that bearing capacity is strong, and the surface spraying antirust paint, life is longer. A workbench 12 is arranged at the lower end part of the rack 1, a user places a workpiece on the workbench 12, a machine head 11 is arranged at the upper end part of the rack 1, a saw belt 111 is arranged in the machine head 11, the saw belt 111 horizontally stretches over the workpiece, and the user cuts the workpiece by using the saw belt 111; the user separates the cut workpiece from the table 12, and moves the workpiece to the lower side of the head 11 to perform the next cutting.

Referring to fig. 1, a plurality of rotating rollers 121 are rotatably connected to a workbench 12 at equal intervals along the length direction, a groove matched with the rotating rollers 121 is formed in the workbench 12, the rotating rollers 121 are embedded into the groove, a user places a workpiece on the rotating rollers 121 and pushes the workpiece towards the machine head 11, the rotating rollers 121 and the workbench 12 can be driven to rotate relatively, friction force borne by the workpiece is small, and manpower is saved; two parallel diaphragm 3 are installed to workstation 12 upper end, diaphragm 3 installs the both sides at workstation 12 along the length direction of workstation 12, diaphragm 3 has draw runner 32 along the equal fixed mounting in length direction's both ends, draw runner 32 is installed between diaphragm 3 and workstation 12, workstation 12 is equipped with the bar groove with draw runner 32 adaptation, draw runner 32 makes the lower terminal surface of diaphragm 3 be higher than runner 121 when restricting diaphragm 3 slip direction with the spout cooperation, avoid diaphragm 3 and the rotation of interfering runner 121.

Referring to fig. 1 and 2, connecting rods 33 are installed at the middle positions of the sliding strips 32 in the length direction, through grooves matched with the connecting rods 33 are formed in the workbench 12, the connecting rods 33 penetrate through the through grooves from the lower portion of the rotating roller 121 to be rotatably connected with the lower end portions of the sliding strips 32, the through grooves are long in length, and the connecting rods 33 can move for a certain distance in the through grooves; a connecting shaft 34 is rotatably connected between the two connecting rods 33 at the same end of the workbench 12, the connecting rods 33 of the two sliders 32 are connected together through the connecting shaft 34, and a user can change the angle between the two connecting rods 33 by using the connecting shaft 34.

Referring to fig. 1 and 2, four legs are fixedly mounted at the lower end of the workbench 12, the legs support the workbench 12, a support table 13 is fixedly mounted at the lower end of the workbench 12, and four end corners of the support table 13 are respectively fixedly connected with the four legs, so that the support table 13 is fixed at a certain distance from the ground; first racks 131 are respectively installed at two ends of the supporting platform 13 in the length direction, two vertical connecting portions are fixedly installed on the supporting platform 13, the connecting portions penetrate through the wall thickness of the supporting platform 13, the two first racks 131 are respectively connected to the lower portion of the supporting platform 13 through the connecting portions, the first racks 131 can slide up and down in the connecting portions, the upper end portions of the two first racks 131 are respectively fixedly connected with the two connecting shafts 34, and the rotating shaft 132 and the first racks 131 can synchronously move up and down.

Referring to fig. 1 and 2, a rotating shaft 132 is rotatably connected to the supporting table 13 along the length direction, one end of the rotating shaft 132 is connected to a positioning motor, a user places a long workpiece to be processed on the rotating roller 121, the positioning motor is started to drive the rotating shaft 132 to rotate, two first gears 133 are fixedly installed on the rotating shaft 132, the two first gears 133 rotate synchronously along with the rotating shaft 132, the first gears 133 are meshed with the first racks 131 to drive the two first racks 131 and the two connecting shafts 34 to move downwards synchronously, so that an included angle between two connecting rods 33 connected with the same connecting shaft 34 is reduced, the sliding strips 32 and the transverse plates 3 on two sides of the worktable 12 move close to each other, a plurality of vertical positioning plates 31 are fixedly installed at one end of the two transverse plates 3 close to each other, the positioning plates 31 move synchronously along with the transverse plates 3 to push the workpiece on the rotating roller 121 towards the middle, and the positioning motors are closed when both ends of the workpiece are abutted against the positioning plates 31, the workpiece is positioned at the middle position of the workbench 12, and the positioning effect is improved.

Referring to fig. 1 and 3, frame 1 installs elevating gear 2, the user utilizes elevating gear 2 to control aircraft nose 11 and reciprocates, elevating gear 2 includes transmission shaft 21 and two lift posts 22, two lift posts 22 are located the both sides of workstation 12 respectively, the lower tip and the frame 1 fixed connection of lift post 22, lift post 22 diameter is great and adopt the metal material that bearing capacity is strong, the equal fixed mounting of lift post 22 has second rack 221, the vertical setting of second rack 221, the equal sliding connection of lift post 22 has sleeve 23, sleeve 23 inner wall and lift post 22 outer wall are all comparatively smooth, the user regularly utilizes lubricating oil to lubricate sleeve 23, avoid the too big influence of the friction between lift post 22 and sleeve 23 to go up and down.

Referring to fig. 1 and 3, the sleeve 23 is provided with an opening adapted to the second rack 221, and the second rack 221 extends from the opening to the outside of the sleeve 23; the equal fixed mounting of sleeve 23 has the connecting plate, transmission shaft 21 rotates with the connecting plate to be connected, two connecting plates put transmission shaft 21 in workstation 12 top, 21 one end of transmission shaft is connected with elevator motor, elevator motor fixed mounting is on the connecting plate, the user starts elevator motor and can drive transmission shaft 21 and rotate, two second gears 24 of 21 fixedly connected with of transmission shaft, second gear 24 follows transmission shaft 21 synchronous rotation, second gear 24 and second rack 221 meshing, can make sleeve 23, transmission shaft 21 and elevator motor reciprocate along the rack, sleeve 23 and aircraft nose 11 fixed connection, user control elevator motor corotation, drive aircraft nose 11 decline, control elevator motor reversal can drive aircraft nose 11 and rise.

Referring to fig. 1, a supporting plate 114 is installed on one side of the head 11 close to the baffle 4, two ends of the supporting plate 114 are fixed on the two sleeves 23 through round rods respectively, when a user moves the lifting motor to control the lifting of the head 11, the supporting plate 114 is lifted synchronously along with the head 11, the supporting plate 114 is connected with a folded plate 115 in a sliding manner, the folded plate 115 is in an L shape, a sliding block with a T-shaped cross section is fixedly connected to one side of the folded plate 115 close to the supporting plate 114, a vertical groove matched with the sliding block is formed in the supporting plate 114, and the folded plate 115 slides relative to the supporting plate 114 by using the sliding block and the vertical groove and cannot be separated from the supporting plate 114.

Referring to fig. 1, baffle 4 is installed to one side of workstation 12 near aircraft nose 11, the user adjusts the distance between baffle 4 and saw band 111 well before the cutting, realize the length of controlling the work piece cutting according to the demand, baffle 4 upper end threaded connection has limit bolt 1153, rectangular form spout has been seted up along the length direction of workstation 12 to folded plate 115, the user passes the spout with limit bolt 1153 manually and screws up, fix baffle 4 on folded plate 115, make baffle 4 follow folded plate 115 and aircraft nose 11 and go up and down in step.

Referring to fig. 1, two positioning blocks 35 are fixedly mounted at one end, close to the machine head 11, of the transverse plate 3, the positioning blocks 35 are thick and made of a metal material not prone to deformation, the positioning blocks 35 are located under the machine head 11, a user starts a positioning motor to drive the two transverse plates 3 to move close to each other, and when a workpiece is clamped by the positioning plates 31 on two sides, the positioning blocks 35 follow the transverse plate 3 to clamp the part, below the machine head 11, of the workpiece.

Referring to fig. 1, the head 11 is slidably connected with two parallel guide arms 116, the upper end of the head 11 is provided with a limit slot for enabling the guide arms 116 to horizontally slide, a user manually adjusts the distance between the two guide arms 116 to be slightly greater than the width of a workpiece, the lower ends of the guide arms 116 are provided with guide slots 1161, the saw band 111 passes through the guide slots 1161 of the two guide arms 116, the saw band 111 is guided, the saw band 111 can be stabilized, and the saw band 111 is prevented from being broken due to severe shaking in the cutting process; when a user starts the lifting motor to drive the machine head 11 to descend, and the lower end part of the baffle plate 4 is abutted to the workbench 12, the user abuts the end part of the workpiece to the baffle plate 4, the folded plate 115 and the supporting plate 114 slide relatively, the machine head 11 and the supporting plate 114 move downwards continuously, so that the saw belt 111 contacts the workpiece, and the workpiece is cut at a fixed length from top to bottom; cutting groove 351 has been seted up to locating piece 35, cutting groove 351 and saw band 111 are located the coplanar, saw band 111 moves down the cutting work piece in cutting groove 351, saw band 111 can not take place to interfere with locating piece 35, and the bottom of cutting groove 351 is less than changes roller 121, the guarantee saw band 111 cuts off the work piece smoothly, the part that saw band 111 cut the work piece is located the intermediate position of saw band 111 horizontal direction all the time, and the even difficult fracture of atress under the firm effect of guide arm 116, the effect of location cutting has effectively been improved.

Referring to fig. 1, a large amount of heat is generated by friction between a workpiece cut by a saw belt 111 and the surface of the workpiece, so that the cutting effect is affected, the two sleeves 23 are fixedly provided with the hoses 5, a user introduces cutting fluid into the hoses 5, the end parts of the hoses 5 are fixedly provided with nozzles, the user manually enables the nozzle ends of the two hoses 5 to be close to the position where the workpiece is contacted with the saw belt 111, and in the process that the saw belt 111 cuts the workpiece, the cooling fluid is sprayed into cutting seams of the workpiece from two sides, so that the saw belt 111 is assisted in cutting the workpiece. Waste basket 117 is all installed along length direction's both sides to workstation 12, and saw area 111 cutting work piece in-process can produce partial metal piece, rotates the in-process at saw area 111, is driven to workstation 12 side, and then falls into waste basket 117 in, the user regularly clears up and retrieves waste basket 117, protection processing environment.

Referring to fig. 1 and 3, a top block 1151 is installed at the upper end of the folded plate 115, the section of the top block 1151, which is relatively larger than the vertical groove, does not enter the vertical groove, after the saw belt 111 cuts the workpiece, a user controls the lifting motor to rotate reversely, so that the transmission shaft 21 and the sleeve 23 drive the machine head 11 to ascend, when the top block 1151 abuts against the supporting plate 114, the supporting plate 114 does not slide relative to the folded plate 115, the folded plate 115 and the baffle 4 ascend synchronously with the supporting plate 114 and the machine head 11, a channel is reserved for the workpiece, the workpiece is separated from the workbench 12 through the folded plate 115 and the lower part of the baffle 4, and the cutting is completed.

The implementation principle of the band sawing machine with good positioning and cutting effects in the embodiment of the application is as follows: the user puts the workpiece on the rotary roller 121, starts the positioning motor, and drives the rotary shaft 132 to rotate, the two first gears 133 rotate synchronously along with the rotary shaft 132, the first gears 133 are meshed with the first racks 131, and then drives the two first racks 131 and the two connecting shafts 34 to synchronously move downwards, so that the included angle between the two connecting rods 33 connected with the same connecting shaft 34 is reduced, the slide bars 32 and the transverse plate 3 at the two sides of the worktable 12 move close to each other, the positioning plate 31 moves synchronously along with the transverse plate 3, pushes the workpiece on the rotary roller 121 towards the middle, the positioning motor is closed when the two ends of the workpiece are butted against the positioning plate 31, the positioning block 35 clamps the part of the workpiece below the machine head 11 along with the transverse plate 3, so that the workpiece is positioned at the middle position of the worktable 12, the part of the saw belt 111 cutting the workpiece is always positioned at the middle position of the horizontal direction of the saw belt 111, and is uniformly stressed and is not easy to break under the stabilizing action of the guide arm 116, the effect of location cutting has effectively been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a band sawing machine that location cutting effect is good, includes frame (1), its characterized in that: the automatic cutting machine is characterized in that a machine head (11) is arranged at the upper end of a machine frame (1), a saw belt (111) is arranged in the machine head (11), a lifting device (2) for driving the machine head (11) to lift is arranged on the machine frame (1), a workbench (12) is arranged at the lower end of the machine frame (1), two parallel transverse plates (3) are arranged at the upper end of the workbench (12), a plurality of vertical positioning plates (31) are fixedly arranged at one ends, close to each other, of the two transverse plates (3), connecting rods (33) are rotatably connected with the two ends of the transverse plates (3) along the length direction, a connecting shaft (34) is rotatably connected between the two connecting rods (33) at the same end of the workbench (12), a supporting table (13) is fixedly arranged at the lower end of the workbench (12), first racks (131) are respectively slidably connected with the two ends of the supporting table (13) along the length direction, the upper end portions of the two first racks (131) are respectively fixedly connected with the two connecting shafts (34), the supporting table (13) is rotatably connected with a rotating shaft (132), and the rotating shaft (132) is fixedly provided with two first gears (133) matched with the first racks (131).

2. The band sawing machine with good positioning and cutting effects according to claim 1, which is characterized in that: one end of the transverse plate (3) close to the machine head (11) is fixedly provided with a positioning block (35), and the upper end part of the positioning block (35) is provided with a cutting groove (351).

3. The band sawing machine with good positioning and cutting effects as claimed in claim 2, wherein: one side of the workbench (12) close to the positioning block (35) is provided with a baffle (4), one side of the machine head (11) close to the baffle (4) is fixedly provided with a supporting plate (114), the supporting plate (114) is connected with a folded plate (115) in a sliding manner, the upper end part of the folded plate (115) is fixedly provided with a top block (1151), the baffle (4) is connected with the folded plate (115) in a sliding manner, and the upper end part of the baffle (4) is connected with a limiting bolt (1153) in a threaded manner.

4. The band sawing machine with good positioning and cutting effects according to claim 1, which is characterized in that: elevating gear (2) include transmission shaft (21) and two lift post (22), two lift post (22) are located the both sides of workstation (12) respectively, lift post (22) have all set firmly second rack (221), the equal sliding connection of lift post (22) has sleeve (23), sleeve (23) are equipped with the opening with second rack (221) adaptation, sleeve (23) all rotate be connected with second gear (24) with second rack (221) adaptation, sleeve (23) and aircraft nose (11) fixed connection, two second gear (24) all with transmission shaft (21) fixed connection.

5. The band sawing machine with good positioning and cutting effects according to claim 1, which is characterized in that: the machine head (11) is connected with two parallel guide arms (116) in a sliding mode, and guide grooves (1161) are formed in the lower end portions of the guide arms (116).

6. The band sawing machine with good positioning and cutting effects as claimed in claim 4, wherein: the sleeve (23) is fixedly provided with a hose (5), and the end part of the hose (5) is fixedly provided with a nozzle.

7. The band sawing machine with good positioning and cutting effects according to claim 1, which is characterized in that: the workbench (12) is connected with a plurality of rotating rollers (121) in a rotating mode at equal intervals along the length direction.

8. The band sawing machine with good positioning and cutting effects according to claim 1, which is characterized in that: and waste baskets (117) are arranged on the two sides of the workbench (12) along the length direction.