CN211726513U

CN211726513U - Autofilter mechanism of cutter

Info

Publication number: CN211726513U
Application number: CN202020122739.0U
Authority: CN
Inventors: 张爱华; 范丁锤; 范新沛
Original assignee: Beijing Sunrising Advanced Material Co ltd
Current assignee: Anhui Xinyue Electronic Technology Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-10-23
Anticipated expiration: 2030-01-18

Abstract

The utility model relates to an autofilter mechanism of cutter, it includes the cutter body, one side of cutter body is provided with the discharge gate, the downside of discharge gate can be dismantled and be provided with and hold a section of thick bamboo, the cross section that holds a section of thick bamboo sets up for the rectangle, it has the turn-ups to accept the outside extension of a section of thick bamboo upper end lateral wall, the bottom inboard that holds a section of thick bamboo is provided with the screen cloth, the downside that holds a section of thick bamboo can be dismantled through a plurality of locking Assembly and is connected with flourishing workbin, the lateral wall of cutter body is improved level and is provided with two slide rails that are used for accepting the turn-ups respectively and slide, and the slide rail sets up with the lateral wall of cutter body is perpendicular, be provided with. The utility model has the advantages that: the belt material after cutting can be automatically screened, and the working efficiency is improved.

Description

Autofilter mechanism of cutter

Technical Field

The utility model belongs to the technical field of the technique of tailorring equipment and specifically relates to an autofilter mechanism of cutter is related to.

Background

The metal wire connecting line cutting machine is used for cutting some round wires and special-shaped strips, such as silver, palladium, gold, platinum and alloy wires thereof or special-shaped strips, or composite strips made of the alloy wires or special-shaped strips and alkali metal alloy thereof, the metal wires (or the strips) are wound on a wheel disc and then pulled and cut by a computer filament cutter, and an automatic strip cutting machine is used for replacing manpower, so that a large amount of labor force is saved, and the production efficiency is improved.

The utility model discloses a present china utility model for authorizing publication number CN207887796U discloses a metal wire line cutting equipment, which comprises a bod, establish the blowing frame in organism length direction one side and establish and keep away from the collection workbin of blowing frame one side at the organism, it is connected with the drawing drum to rotate on the blowing frame, filiform material winding is on the drawing drum, the organism upper surface is the workstation, from blowing frame one side to collecting workbin one side and being equipped with in proper order on the workstation and leveling the subassembly, align the subassembly, drive assembly and cutting off the subassembly, two shell fragment installation buttons of fixedly connected with on the workstation is close to the side terminal surface of cutter, fixedly connected with shell fragment on the shell fragment installation button, the shell fragment is upwards concave circular-arcly, and the disconnected cross-section of shell fragment also is circular-arc, the lower position of disconnected cross section is less than the mesa of workstation, the higher position of disconnected cross section is higher than the. The material of cutting off can be bounced off under the effect of shell fragment for the material of cutting off is difficult to the adhesion to the cutter.

The above prior art solutions have the following drawbacks: due to the cutting error of the cutting equipment, unqualified strips can be cut inevitably, and due to the fact that only the material receiving box is arranged in the cutting equipment, qualified strips cannot be screened out and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide an autofilter mechanism of cutter, its advantage is: the belt material after cutting can be automatically screened, and the working efficiency is improved.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an autofilter mechanism of cutter, includes the cutter body, one side of cutter body is provided with the discharge gate, the downside of discharge gate can be dismantled and be provided with and hold a section of thick bamboo, the cross section that holds a section of thick bamboo sets up for the rectangle, it has the turn-ups to accept a section of thick bamboo upper end lateral wall and outwards extend, the bottom inboard that holds a section of thick bamboo is provided with the screen cloth, the downside that holds a section of thick bamboo can be dismantled through a plurality of locking Assembly and is connected with flourishing workbin, the lateral wall of cutter body is improved level and is provided with two slide rails that are used for accepting the turn-ups respectively and slide, and the slide rail sets up with the lateral wall of cutter body is perpendicular, be.

Through adopting above-mentioned technical scheme, the strip after the cutting of cutter body can drop to accepting in the section of thick bamboo through the discharge gate, actuating mechanism is opened to staff's accessible afterwards, the drive accepts a section of thick bamboo and reciprocates along the length direction of slide rail and slides, because the bottom of accepting a section of thick bamboo is provided with screen cloth and flourishing workbin, so the reciprocating motion who accepts a section of thick bamboo can make the strip that accepts in the section of thick bamboo pass through the screening of screen cloth, drop to the flourishing workbin of screen cloth downside in to accomplish and filter the strip after the cutting automatically, promote work efficiency's purpose. When the number of the strips in the material containing box is large, the material containing box can be taken down from the receiving cylinder through the locking assembly, and then the qualified strips in the material containing box can be taken out, so that the material containing box is simple and convenient.

The present invention may be further configured in a preferred embodiment as: actuating mechanism is including setting up the driving motor on cutter body lateral wall, the tip of driving motor output shaft is provided with the rotary disk, the lateral wall that the rotary disk deviates from driving motor is provided with the projection perpendicularly, the center setting of rotary disk is kept away from to the projection, be provided with the connecting rod that sets up with the slide rail is perpendicular on the projection, set up the waist shape slot hole that is used for the projection to slide on the connecting rod, the connecting rod deviates from and is provided with the installation pole perpendicularly on the lateral wall of cutter body, is provided with the gag lever post perpendicularly between the relative lateral wall of two slide rails, the installation pole passes the lateral wall of gag lever post and slides with the gag lever post and is connected, the tip that the installation pole passed the gag lever post passes.

By adopting the technical scheme, when the driving mechanism works, a worker can drive the rotating disk to rotate by starting the driving motor, and the convex column is arranged far away from the center of the rotating disk, so that the rotating disk can drive the convex column on the rotating disk to perform circular motion, and the circular motion of the convex column can be split into composite motion in two directions along the length direction of the sliding rail and the length direction of the connecting rod; the projection can be along the connecting rod on the length direction of waist shape slot hole when reciprocating sliding, drive the connecting rod and carry out reciprocating motion along the length direction of slide rail, because the connecting rod can be dismantled with turn-ups lateral wall through the installation pole and be connected, so the reciprocating motion of connecting rod can drive and hold a section of thick bamboo and carry out reciprocating sliding along the length direction of slide rail to will hold the strip screening in the section of thick bamboo. Meanwhile, the limiting rod is arranged, so that the sliding of the mounting rod along the length direction of the sliding rail is more stable.

The present invention may be further configured in a preferred embodiment as: coupling assembling is including setting up the slide bar at the installation rod tip perpendicularly, the both ends of slide bar set up respectively in two slide rails, the slide bar can dismantle on deviating from the lateral wall of cutter body and be connected with a plurality of damping spring, damping spring's the other end can be dismantled with turn-ups lateral wall and be connected.

Through adopting above-mentioned technical scheme, the pole and damping spring's that slide setting, reducible turn-ups and the rigid contact of the pole that slides can not only reduce the wearing and tearing between pole and the turn-ups that slides, but also can make installation pole and turn-ups be connected more stably, and then make the screening effect of screen cloth better. Damping spring's the connection of dismantling makes things convenient for the staff to dismantle and hold a receiving section of thick bamboo and maintain and change damping spring.

The present invention may be further configured in a preferred embodiment as: two the slide rail deviates from cutter body tip and is provided with the shrouding, the one end of shrouding is articulated with the tip of slide rail, the other end rigid coupling of shrouding has the spliced pole, and the tip of another slide rail is provided with two joint boards that are used for accepting the spliced pole, the spliced pole passes through the mounting with the joint board and can dismantle the connection.

Through adopting above-mentioned technical scheme, when the staff will take over the turn-ups of a section of thick bamboo and slide in advancing the slide rail, the staff can rotate the spliced pole of one of shrouding to another slide rail through its articulated department with the slide rail on to fix the shrouding on two slide rails through the mounting, after two slide rails were sealed to the shrouding, the possibility of reducible turn-ups slippage slide rail, and then the reinforcing takes over the stability of sliding of a section of thick bamboo in the slide rail.

The present invention may be further configured in a preferred embodiment as: the fixing piece is a butterfly nut.

By adopting the technical scheme, the material is convenient to obtain, the use is simple, and the labor consumption of workers is reduced.

The present invention may be further configured in a preferred embodiment as: the side wall of the sealing plate facing the cut-off machine body is provided with a plurality of supporting springs, one end of each supporting spring is detachably connected with the side wall of the sealing plate, and the other end of each supporting spring is detachably connected with the side wall of the turned edge.

Through adopting above-mentioned technical scheme, the staff seals the tip back of two slide rails with the shrouding, alright fix respectively on shrouding and turn-ups lateral wall with top-supported spring both ends, accomplish shrouding and turn-ups interconnect. Due to the arrangement of the jacking spring, when the bearing cylinder slides towards the sealing plate, the jacking spring can generate compressed elastic deformation, the rigid contact between the flanging and the sealing plate is reduced, and the service lives of the flanging and the sealing plate are prolonged; when accepting a section of thick bamboo and keeping away from the shrouding, the top is held the spring and can be assisted the connecting rod top and hold and accept a section of thick bamboo and keep away from the shrouding to make the screening effect of screen cloth better.

The present invention may be further configured in a preferred embodiment as: locking Assembly includes two first otic placodes, two second otic placodes and joint post, the second otic placode sets up on the lateral wall of containing the workbin, the tip and two second otic placodes of joint post are rotated through the pivot and are connected, threaded connection has butterfly nut on the global of joint post, first otic placode sets up on the lateral wall of a holding section of thick bamboo, and the joint post is rotatable to between two first otic placodes and through the lateral wall fixed connection of butterfly nut and two first otic placodes.

Through adopting above-mentioned technical scheme, the staff can earlier counterpoint each other with the upper portion opening of the lower tip of holding a section of thick bamboo and containing box, and make two first otic placodes and two second otic placodes counterpoint each other, then rotate the joint post on two second otic placodes to between two first otic placodes through the pivot, alright afterwards pass through extrusion with two first otic placodes and joint post through revolving wrong butterfly nut and fix, and then will contain the stable downside of fixing at the holding a section of thick bamboo of workbin, thereby accomodate qualified strip in containing box, and take out after the screening is accomplished.

The present invention may be further configured in a preferred embodiment as: the side wall of the flanging towards the sliding rail is rotatably connected with a plurality of rollers.

Through adopting above-mentioned technical scheme, the setting of gyro wheel has reduced the frictional resistance between turn-ups and the slide rail for turn-ups slide more smoothly, also make the screening effect better.

To sum up, the utility model discloses a following useful technological effect of autofilter mechanism of at least one kind of cutter:

1. the strip material after cutting by the cutting machine body can fall into the receiving cylinder through the discharge hole, then a worker can drive the receiving cylinder to slide in a reciprocating mode along the length direction of the slide rail by opening the driving mechanism, and the strip material in the receiving cylinder can fall into the material containing box on the lower side of the screen mesh through screening of the screen mesh due to the fact that the screen mesh and the material containing box are arranged at the bottom of the receiving cylinder, so that the cut strip material is automatically screened, and the purpose of improving working efficiency is achieved;

2. after the sealing plate seals the two sliding rails, the possibility that the flanging slips off the sliding rails can be reduced, so that the sliding stability of the bearing cylinder in the sliding rails is enhanced, and meanwhile, due to the arrangement of the jacking spring, when the bearing cylinder slides towards the sealing plate, the jacking spring can generate compressed elastic deformation, the rigid contact between the flanging and the sealing plate is reduced, and the service lives of the flanging and the sealing plate are prolonged;

3. the setting of gyro wheel has reduced the frictional resistance between turn-ups and the slide rail for turn-ups slide more smoothly, also make the screening effect better.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view showing a driving mechanism.

In the figure, 1, a cutter body; 11. a discharge port; 12. a slide rail; 2. a receiving cylinder; 21. flanging; 22. a roller; 23. screening a screen; 3. a locking assembly; 31. a first ear plate; 32. a second ear panel; 33. a clamping column; 34. a butterfly nut; 4. a material containing box; 5. a drive mechanism; 51. a drive motor; 52. rotating the disc; 53. a convex column; 54. a connecting rod; 541. a waist-shaped long hole; 55. mounting a rod; 56. a limiting rod; 6. a connecting assembly; 61. a slide bar; 62. a damping spring; 7. closing the plate; 71. connecting columns; 72. the joint board.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, an automatic screening mechanism of a cutting machine disclosed by the present invention comprises a cutting machine body 1, a discharge port 11 is arranged on one side of the cutting machine body 1, two mutually parallel slide rails 12 are horizontally arranged on the side wall of the cutting machine body 1 provided with the discharge port 11, the slide rails 12 are positioned on the lower side of the discharge port 11, the vertical cross section of the slide rails 12 is in a C-shaped arrangement, the slide rails 12 are vertically arranged with the side wall of the cutting machine body 1, and one end of the slide rails 12 is fixedly connected with the side wall of the cutting machine body 1; the lower side of the discharge port 11 is provided with a bearing cylinder 2 for bearing strips, the cross section of the bearing cylinder 2 is rectangular, the outer side wall of the upper end of the bearing cylinder 2 extends outwards to form a flange 21, the flanges 21 between the two opposite sides of the bearing cylinder 2 are connected with the slide rails 12 on the two sides in a sliding mode through three rollers 22, the middle of each roller 22 is connected with the side wall of each flange 21 in a rotating mode through a bearing, and the inner side of the bottom of the bearing cylinder 2 is fixedly connected with a screen 23 for screening the strips.

As shown in fig. 1 and 2, a material containing box 4 for containing qualified strip materials is detachably connected to the lower side of the receiving cylinder 2 through four locking assemblies 3, each locking assembly 3 comprises two first lug plates 31 vertically arranged on the side wall, facing the slide rail 12, of the receiving cylinder 2, and the side wall of each first lug plate 31 is fixedly connected with the outer side wall of the receiving cylinder 2; two second lug plates 32 are correspondingly arranged on the lower sides of the two first lug plates 31, the second lug plates 32 are vertically arranged on the side wall of the material containing box 4, and the side wall of each second lug plate 32 is fixedly connected with the side wall of the material containing barrel; rotate through the pivot between two second otic placodes 32 and be connected with joint post 33, threaded connection has butterfly nut 34 on the global of joint post 33, the staff can be earlier counterpoint each other with the upper portion opening of the lower tip of holding a section of thick bamboo 2 and containing workbin 4, and make two first otic placodes 31 and two second otic placodes 32 counterpoint each other, then rotate joint post 33 on two second otic placodes 32 to between two first otic placodes 31 through the pivot, alright fix two first otic placodes 31 and joint post 33 through the extrusion through revolving butterfly nut 34 soon afterwards, and then with the stable downside of holding a section of thick bamboo 2 of fixing of containing workbin 4.

As shown in fig. 3, a driving mechanism 5 for driving the receiving cylinder 2 to slide back and forth along the length direction of the slide rail 12 is arranged on the side wall of the cutting machine body 1, the driving mechanism 5 comprises a driving motor 51 fixedly connected to the side wall of the cutting machine body 1, an output shaft of the driving motor 51 is arranged perpendicular to the horizontal plane, a rotating disc 52 is vertically arranged at the end of the output shaft of the driving motor 51, and the center of the rotating disc 52 is fixedly connected with the output shaft of the driving motor 51; the side wall of the rotating disc 52, which is far away from the driving motor 51, is vertically provided with a convex column 53, the convex column 53 is far away from the center of the rotating disc 52, and the bottom of the convex column 53 is rotatably connected with the side wall of the rotating disc 52 through a bearing; be provided with the connecting rod 54 that sets up perpendicularly with slide rail 12 on the projection 53, set up the waist shape slot 541 that is used for projection 53 to slide on the connecting rod 54, waist shape slot 541 arranges along the length direction of connecting rod 54, be provided with installation pole 55 on the lateral wall that connecting rod 54 deviates from cutter body 1 perpendicularly, be provided with gag lever post 56 perpendicularly between the relative lateral wall of two slide rails 12, gag lever post 56 is located connecting rod 54 and accepts between the section of thick bamboo 2, and the both ends of gag lever post 56 respectively with two slide rail 12 relative lateral wall fixed connection, the one end of installation pole 55 and the middle part fixed connection of connecting rod 54 lateral wall, installation pole 55 passes the lateral wall of gag lever post 56 and slides with gag lever post 56 and is connected, so that the sliding along slide rail 12 length direction of installation pole 55 is more stable, another tip that installation pole 55 passed gag lever post 56 is connected through coupling assembling 6.

When the driving mechanism 5 works, a worker can drive the rotating disc 52 to rotate by starting the driving motor 51, and the convex column 53 is far away from the center of the rotating disc 52, so that the rotating disc 52 rotates to drive the convex column 53 thereon to perform circular motion, and the circular motion of the convex column 53 can be split into compound motion along the length direction of the sliding rail 12 and the length direction of the connecting rod 54; the convex column 53 can drive the connecting rod 54 to reciprocate along the length direction of the sliding rail 12 while reciprocating along the length direction of the waist-shaped long hole 541 on the connecting rod 54, and because the connecting rod 54 is detachably connected with the side wall of the flange 21 through the mounting rod 55, the reciprocating motion of the connecting rod 54 can drive the receiving cylinder 2 to reciprocate along the length direction of the sliding rail 12, so that strips in the receiving cylinder 2 are screened.

As shown in fig. 3, the connection assembly 6 includes a slide rod 61 vertically disposed at the end of the installation rod 55, the two ends of the slide rod 61 are disposed in the two slide rails 12 respectively and are connected with the slide rails 12 in a sliding manner, the middle side wall of the slide rod 61 is fixedly connected with the end of the installation rod 55, the slide rod 61 deviates from the side wall of the installation rod 55 and is detachably connected with two damping springs 62 parallel to each other, the other end of each damping spring 62 is detachably connected with the side wall of the flange 21, the rigid contact between the flange 21 and the slide rod 61 can be reduced by the damping springs, and then the abrasion between the slide rod 61 and the flange 21 can be reduced, and the connection between the installation rod 55 and the flange 21 can be more stable, so that the screening effect of the screen.

As shown in fig. 3, sealing plates 7 are disposed at end portions of the two slide rails 12 away from the cutter body 1, one end of each sealing plate 7 is hinged to an end portion of each slide rail 12, a connecting post 71 is fixedly connected to the other end of each sealing plate 7, two clamping plates 72 for receiving the connecting post 71 are perpendicularly disposed at end portions of the other slide rail 12, bottom walls of the clamping plates 72 are fixedly connected to end portion side walls of the slide rails 12, the connecting posts 71 are detachably connected with the clamping plates 72 through fixing members, and the fixing members are butterfly nuts 34. When the worker slides the flanging 21 of the receiving cylinder 2 into the slide rail 12, the worker can rotate the connecting column 71 at one end of the sealing plate 7 to another slide rail 12 through the hinged position of the connecting column and the slide rail 12, and fix the sealing plate 7 on the two slide rails 12 through the fixing piece, after the sealing plate 7 seals the two slide rails 12, the possibility of the flanging 21 slipping off the slide rail 12 can be reduced, and the slip stability of the receiving cylinder 2 in the slide rail 12 can be further enhanced. Two supporting springs are vertically arranged on the side wall of the flanging 21 of the sealing plate 7 facing the receiving barrel 2, one end of each supporting spring is detachably connected with the side wall of the sealing plate 7, the other end of each supporting spring is detachably connected with the side wall of the flanging 21, and when the receiving barrel 2 slides towards the sealing plate 7, the supporting springs can generate elastic deformation of compression, so that the rigid contact between the flanging 21 and the sealing plate 7 is reduced, and the service lives of the two are prolonged; when accepting a section of thick bamboo 2 and keeping away from shrouding 7, the top is held the spring and can be assisted connecting rod 54 top and is held accepting a section of thick bamboo 2 and keep away from shrouding 7 to make the screening effect of screen cloth 23 better.

The implementation principle of the embodiment is as follows: strip after cutting machine body 1 cutting can drop to accepting in the section of thick bamboo 2 through discharge gate 11, actuating mechanism 5 is opened to the staff accessible afterwards, the drive accepts section of thick bamboo 2 and reciprocates along the length direction of slide rail 12 and slides, because the bottom of accepting section of thick bamboo 2 is provided with screen cloth 23 and flourishing workbin 4, so the reciprocating motion who accepts section of thick bamboo 2 can make the strip that accepts in the section of thick bamboo 2 pass through the screening of screen cloth 23, drop to in the flourishing workbin 4 of screen cloth 23 downside, thereby accomplish the automatic strip after the cutting and filter, promote work efficiency's purpose. When the material containing box 4 contains more strips, the material containing box 4 can be taken down from the receiving cylinder 2 through the locking component 3, and then the qualified strips in the material containing box 4 can be taken out, so that the device is simple and convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an autofilter mechanism of cutter, includes cutter body (1), one side of cutter body (1) is provided with discharge gate (11), its characterized in that: the downside of discharge gate (11) can be dismantled and be provided with and hold a section of thick bamboo (2), the cross section that holds a section of thick bamboo (2) sets up for the rectangle, it has turn-ups (21) to hold a section of thick bamboo (2) upper end lateral wall outside extension, the bottom inboard that holds a section of thick bamboo (2) is provided with screen cloth (23), the downside that holds a section of thick bamboo (2) can be dismantled through a plurality of locking Assembly (3) and is connected with flourishing workbin (4), the lateral wall of cutter body (1) is improved level and is provided with two slide rail (12) that are used for accepting turn-ups (21) respectively and slide, slide rail (12) set up with the lateral wall of cutter body (1) is perpendicular, be provided with drive on the lateral wall of cutter body (1) and hold a section of thick bamboo (2) and.

2. The automatic screening mechanism of a cutting-off machine according to claim 1, wherein: the cutting machine is characterized in that the driving mechanism (5) comprises a driving motor (51) arranged on the side wall of the cutting machine body (1), a rotating disc (52) is arranged at the end part of an output shaft of the driving motor (51), a convex column (53) is vertically arranged on the side wall of the rotating disc (52) deviating from the driving motor (51), the convex column (53) is far away from the center of the rotating disc (52), a connecting rod (54) vertically arranged with a sliding rail (12) is arranged on the convex column (53), a waist-shaped long hole (541) used for sliding the convex column (53) is formed in the connecting rod (54), a mounting rod (55) is vertically arranged on the side wall of the connecting rod (54) deviating from the cutting machine body (1), a limiting rod (56) is vertically arranged between the two opposite side walls of the sliding rail (12), and the mounting rod (55) penetrates through the side wall of the limiting rod (56, the mounting rod (55) penetrates through the end part of the limiting rod (56) and is detachably connected with the flanging (21) through the connecting component (6).

3. The automatic screening mechanism of a cutting-off machine according to claim 2, wherein: coupling assembling (6) are including setting up slide rod (61) at installation pole (55) tip perpendicularly, the both ends of slide rod (61) set up respectively in two slide rails (12), slide rod (61) deviate from and to dismantle on the lateral wall of cutter body (1) and be connected with a plurality of damping spring (62), the other end of damping spring (62) can be dismantled with the lateral wall of turn-ups (21) and be connected.

4. The automatic screening mechanism of a cutting-off machine according to claim 3, wherein: two slide rail (12) deviate from cutter body (1) tip and are provided with shrouding (7), the one end of shrouding (7) is articulated with the tip of slide rail (12), the other end rigid coupling of shrouding (7) has spliced pole (71), and the tip of another slide rail (12) is provided with two joint boards (72) that are used for accepting spliced pole (71), spliced pole (71) can be dismantled with joint board (72) through the mounting and be connected.

5. The automatic screening mechanism of a cutting-off machine according to claim 4, wherein: the fixing piece is a butterfly nut (34).

6. The automatic screening mechanism of a cutting-off machine according to claim 5, wherein: the side wall of the sealing plate (7) facing the cut-off machine body (1) is provided with a plurality of supporting springs, one ends of the supporting springs are detachably connected with the side wall of the sealing plate (7), and the other ends of the supporting springs are detachably connected with the side wall of the flanging (21).

7. The automatic screening mechanism of a cutting-off machine according to claim 1, wherein: locking Assembly (3) include two first otic placodes (31), two second otic placodes (32) and joint post (33), second otic placode (32) set up on the lateral wall of flourishing workbin (4), the tip and two second otic placodes (32) of joint post (33) rotate through the pivot to be connected, threaded connection has butterfly nut (34) on the global of joint post (33), first otic placode (31) set up on the lateral wall of a holding section of thick bamboo (2), and joint post (33) rotatable to between two first otic placodes (31) and through the lateral wall fixed connection of butterfly nut (34) with two first otic placodes (31).

8. The automatic screening mechanism of a cutting-off machine according to claim 1, wherein: the side wall of the flanging (21) facing the sliding rail (12) is rotatably connected with a plurality of rollers (22).