CN210548412U

CN210548412U - Automatic cutting device for raw materials of round steel

Info

Publication number: CN210548412U
Application number: CN201920775060.9U
Authority: CN
Inventors: 陆永恒
Original assignee: Foshan Shunde Wancheng Metal Packaging Co ltd
Current assignee: Foshan Shunde Wancheng Metal Packaging Co ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-05-19
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses an automatic cutting device of raw and other materials of round steel belongs to cutting equipment technical field, including mount table, drive assembly, spacing subassembly, conveying component, workstation, cutting assembly and runner assembly, drive assembly, spacing subassembly and workstation all set up the top at the mount table, spacing subassembly sets up the side at drive assembly, drive assembly and spacing subassembly sliding fit, conveying component sets up on spacing subassembly, the runner assembly setting on the workstation and with the workstation normal running fit, cutting assembly sets up on the runner assembly, cutting assembly and spacing subassembly correspond the setting. The utility model discloses two gag lever posts rotate and drive two first spacing wheels and rotate and carry out spacing and fixed with raw and other materials, prevent raw and other materials when cutting, and the position of raw and other materials takes place to squint and rotate, causes the error of cutting.

Description

Automatic cutting device for raw materials of round steel

Technical Field

The utility model belongs to the technical field of the cutting equipment technique and specifically relates to an automatic cutting device of raw and other materials of round steel is related to.

Background

The steel is a material with certain shape, size and performance, which is made of steel ingots, steel billets or steel materials through pressure processing. Most of steel processing is pressure processing, which causes plastic deformation of processed steel (billet, ingot, etc.). Due to the production process, each plate is very long when leaving a factory, and plates with proper lengths need to be selected according to needs when in use, so that constructors need to cut and intercept the plates according to needs when in use. When cutting raw and other materials, the section of different angles of needs cutting, the angle of the section cutting of raw and other materials is fixed unchangeable, can not adjust the angle of cutting as required, and current cutting device need fix steel through the manual work when the cutting, has increased the amount of labour for the worker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic cutting device of raw and other materials of round steel to solve the angle that can not adjust the cutting among the prior art and can not carry out the technical problem fixed to the round steel raw and other materials automatically.

The utility model provides an automatic cutting device of raw and other materials of round steel, including mount table, drive assembly, spacing subassembly, conveying assembly, workstation, cutting assembly and runner assembly, drive assembly, spacing subassembly and workstation all set up the top at the mount table, spacing subassembly sets up the side at drive assembly, drive assembly and spacing subassembly sliding fit, conveying assembly sets up on spacing subassembly, the runner assembly setting on the workstation and with the workstation normal running fit, cutting assembly sets up on the runner assembly, cutting assembly and spacing subassembly correspond the setting.

Furthermore, the driving assembly comprises a driving motor, a moving seat and a moving block, the moving seat is arranged at the top of the mounting table, the moving block is arranged on the moving seat and is in sliding fit with the moving seat, one end of the moving block is provided with a rack, the driving motor is arranged beside the moving seat, and an output shaft of the driving motor is provided with a gear meshed with the rack.

Furthermore, the limiting component comprises a special-shaped block, two supporting rods and two limiting rods, wherein the two supporting rods are arranged in an L shape, the two supporting rods are symmetrically arranged at two ends of the movable seat, the two limiting rods are respectively arranged on the two supporting rods, the middle part of each limiting rod is rotatably connected with one end of the corresponding supporting rod, a first limiting wheel and a second limiting wheel are arranged at the top and the bottom of each limiting rod, each first limiting wheel and each second limiting wheel are rotatably matched with the corresponding limiting rod, the top of the mounting table is provided with a sliding seat, the special-shaped block is arranged at the side of the sliding seat and is in sliding fit with the sliding seat, each second limiting wheel is in sliding fit with the side wall of the special-shaped block, the bottom of the special-shaped block is in sliding fit with the moving block, and the side walls of the two limiting rods are provided with return springs.

Further, conveying assembly rotates seat, live-rollers and conveying motor, it sets up the top at the dysmorphism piece to rotate the seat, the both ends setting of live-rollers just rotate with rotating the seat and be connected on rotating the seat, conveying motor sets up on rotating the seat and conveying motor's output shaft and live-rollers fixed connection.

Further, the runner assembly is including rotating motor, mount and rolling disc, the output shaft that rotates the motor setting in the bottom of work frame and rotate the rotation motor passes the vertical upwards setting of work frame, the rolling disc setting at the top of work frame and with work frame sliding fit, the top of work frame is equipped with the sliding tray, the bottom of rolling disc is equipped with the axis of rotation that four circumference distribute, every the bottom of axis of rotation all is equipped with the wheel that rotates with sliding tray sliding fit.

Further, the cutting assembly comprises a mounting frame, a lifting motor, a first bevel gear, a second bevel gear, a threaded rod and a lifting plate, the mounting frame is vertically arranged on the rotating disc, the lifting motor is arranged on the side wall of the mounting frame, an output shaft of the lifting motor faces the interior of the mounting frame, the first bevel gear is arranged on the output shaft of the lifting motor, the threaded rod is arranged in the mounting frame and is in running fit with the mounting frame, the second bevel gear is arranged on the threaded rod, the first bevel gear is meshed with the second bevel gear, two sliding columns are arranged on the mounting frame, one end of the lifting plate is arranged on the threaded rod, threads opposite to those of the threaded rod are arranged on the lifting plate, the lifting plate is in threaded connection with the threaded rod, the lifting plate is in sliding fit with the two sliding columns, and the cutting motor is arranged at the top of the lifting plate, and a cutting blade is arranged on an output shaft of the cutting motor.

Furthermore, a first support frame is arranged at the top of the mounting table, and a second support frame is arranged at the top of the working frame.

Furthermore, a collecting box is arranged at the top of the rotating disc.

Compared with the prior art, the beneficial effects of the utility model reside in that:

one of the two limiting rods is connected with the sliding block, the gear drives the rack to move, the rack drives the moving block to slide on the moving seat, the moving block can drive the special-shaped block to move on the sliding seat, the special-shaped block drives the two second limiting wheels to slide on the side walls of the two sides of the special-shaped block, the two second limiting wheels drive the two limiting rods to rotate on the two supporting rods, the two limiting rods drive the two first limiting wheels to rotate to limit and fix the raw material, so that the raw material is prevented from shifting and rotating when being cut, the position of the raw material is prevented from shifting and rotating, cutting errors are caused, the rotating motor drives the rotating disc to rotate, the rotating disc drives the four rotating wheels to rotate in the circular groove through the four rotating shafts when rotating, and the rotating disc can drive the cutting assembly to rotate to cut the section of the raw material at different angles, so as to meet the requirements of cutting operation of raw materials at different angles.

And secondly, the utility model discloses cutting one section with raw and other materials back, need carry raw and other materials forward, rotate through conveying motor and drive the live-rollers rotation, the live-rollers moves raw and other materials forward, rotates through conveying motor and drives raw and other materials and move forward and can improve the efficiency of cutting, does not need the manual work to carry raw and other materials forward, has improved work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic perspective view of the driving assembly of the present invention;

fig. 4 is a schematic perspective view of the cutting assembly of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a schematic perspective view of the rotating assembly of the present invention.

Reference numerals:

the cutting machine comprises an installation table 1, a first support frame 11, a driving assembly 2, a driving motor 21, a moving seat 22, a moving block 23, a rack 24, a gear 25, a limiting assembly 3, a special-shaped block 31, a support rod 32, a limiting rod 33, a first limiting wheel 34, a second limiting wheel 35, a sliding seat 36, a reset spring 37, a conveying assembly 4, a rotating seat 41, a rotating roller 42, a conveying motor 43, a work frame 5, a sliding groove 51, a second support frame 52, a cutting assembly 6, an installation frame 61, a lifting motor 62, a first bevel gear 63, a second bevel gear 64, a threaded rod 65, a lifting plate 66, a sliding column 67, a cutting motor 68, a cutting blade 69, a rotating assembly 7, a rotating motor 71, a fixing frame 72, a rotating disc 73, a rotating shaft 74, a rotating wheel 75 and a collecting box 8.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, an embodiment of the present invention provides an automatic cutting device for raw materials of round steel, including an installation table 1, a driving assembly 2, a limiting assembly 3, a conveying assembly 4, a working frame 5, a cutting assembly 6 and a rotating assembly 7, wherein the driving assembly 2, the limiting assembly 3 and the working frame 5 are all disposed at the top of the installation table 1, the limiting assembly 3 is disposed beside the driving assembly 2, the driving assembly 2 and the limiting assembly 3 are in sliding fit, the conveying assembly 4 is disposed on the limiting assembly 3, the rotating assembly 7 is disposed on the working frame 5 and is in rotating fit with the working frame 5, the cutting assembly 6 is disposed on the rotating assembly 7, and the cutting assembly 6 and the limiting assembly 3 are correspondingly disposed; when cutting, drive 3 work of spacing subassembly through drive assembly 2 and will wait that the raw and other materials that cut fix, prevent that the position of raw and other materials from taking place the skew when the cutting and influencing going on of cutting, after cutting, carry raw and other materials forward through conveying component 4, make things convenient for cutting assembly 6 to the cutting operation of raw and other materials, drive cutting assembly 6 through rotating assembly 7 and rotate and can carry out the cutting operation of different angles to the section plane of raw and other materials.

Specifically, the driving assembly 2 includes a driving motor 21, a moving seat 22 and a moving block 23, the moving seat 22 is arranged at the top of the mounting table 1, the moving block 23 is arranged on the moving seat 22 and is in sliding fit with the moving seat 22, one end of the moving block 23 is provided with a rack 24, the driving motor 21 is arranged at the side of the moving seat 22, and an output shaft of the driving motor 21 is provided with a gear 25 engaged with the rack 24; the driving motor 21 works to drive the gear 25 to rotate, the gear 25 drives the rack 24 to move, the rack 24 moves to drive the moving block 23 to slide on the moving seat 22, and the moving block 23 slides to drive the limiting component 3 to fix and limit raw materials.

Specifically, the limiting component 3 includes a special-shaped block 31, two supporting rods 32 and two limiting rods 33, the two supporting rods 32 are disposed in an L shape, the two supporting rods 32 are symmetrically disposed at two ends of the movable base 22, the two limiting rods 33 are disposed on the two supporting rods 32 respectively, a middle portion of each limiting rod 33 is rotatably connected with one end of the corresponding supporting rod 32, a first limiting wheel 34 and a second limiting wheel 35 are disposed at a top and a bottom of each limiting rod 33, each first limiting wheel 34 and each second limiting wheel 35 are rotatably fitted with the corresponding limiting rod 33, a sliding base 36 is disposed at a top of the installation table 1, the special-shaped block 31 is disposed beside the sliding base 36 and is slidably fitted with the sliding base 36, each second limiting wheel 35 is slidably fitted with a side wall of the special-shaped block 31, a bottom of the special-shaped block 31 is slidably fitted with the movable block 23, the side walls of the two limiting rods 33 are provided with return springs 37; the movable block 23 moves to drive the special-shaped block 31 to move on the sliding seat 36, the special-shaped block 31 moves to drive the two second limit wheels 35 to slide on the side walls of the two sides of the special-shaped block 31, the two second limit wheels 35 rotate to drive the two limit rods 33 to rotate on the two support rods 32, the two limit rods 33 rotate to drive the two first limit wheels 34 to rotate to limit and fix raw materials, the raw materials are prevented from being cut, the position of the raw materials deviates and rotates, errors of cutting are caused, the reset spring 37 can ensure that the raw materials are limited, the two second limit wheels 35 are tightly attached to the two sides of the special-shaped block 31, and the raw materials can be better fixed and limited in operation.

Specifically, the conveying assembly 4 comprises a rotating seat 41, a rotating roller 42 and a conveying motor 43, wherein the rotating seat 41 is arranged at the top of the special-shaped block 31, two ends of the rotating roller 42 are arranged on the rotating seat 41 and are rotatably connected with the rotating seat 41, the conveying motor 43 is arranged on the rotating seat 41, and an output shaft of the conveying motor 43 is fixedly connected with the rotating roller 42; after cutting one section of raw and other materials, need carry raw and other materials forward, rotate through conveying motor 43 and drive live-rollers 42 and rotate, live-rollers 42 with raw and other materials forward movement, rotate through conveying motor 43 and drive raw and other materials forward movement and can improve the efficiency of cutting, do not need the manual work to carry raw and other materials forward, live-rollers 42 also fixes and spacing the position of raw and other materials when not rotating.

Specifically, the rotating assembly 7 comprises a rotating motor 71, a fixed frame 72 and a rotating disc 73, the rotating motor 71 is arranged at the bottom of the working frame 5, an output shaft of the rotating motor 71 penetrates through the working frame 5 to be vertically and upwardly arranged, the rotating disc 73 is arranged at the top of the working frame 5 and is in sliding fit with the working frame 5, a sliding groove 51 is formed in the top of the working frame 5, four rotating shafts 74 distributed circumferentially are arranged at the bottom of the rotating disc 73, and a rotating wheel 75 in sliding fit with the sliding groove 51 is arranged at the bottom of each rotating shaft 74; the rotating motor 71 rotates to drive the rotating disc 73 to rotate, the rotating disc 73 drives the four rotating wheels 75 to rotate in a circular groove through the four rotating shafts 74 when rotating, the four rotating wheels 75 can rotate to reduce abrasion of the rotating disc 73 to the working frame 5 and gravity of the rotating motor 71, the rotating motor 71 can drive the cutting assembly 6 to rotate on the working frame 5, and cutting of different angles can be performed on the section of raw materials so as to meet cutting operation of different angles to the raw materials.

Specifically, the cutting assembly 6 comprises a mounting frame 61, a lifting motor 62, a first bevel gear 63, a second bevel gear 64, a threaded rod 65 and a lifting plate 66, wherein the mounting frame 61 is vertically arranged on a rotating disc 73, the lifting motor 62 is arranged on the side wall of the mounting frame 61, an output shaft of the driving motor 21 faces the inside of the mounting frame 61, the first bevel gear 63 is arranged on the output shaft of the lifting motor 62, the threaded rod 65 is arranged in the mounting frame 61 and is in rotating fit with the mounting frame 61, the second bevel gear 64 is arranged on the threaded rod 65, the first bevel gear 63 is meshed with the second bevel gear 64, two sliding columns 67 are arranged on the mounting frame 61, one end of the lifting plate 66 is arranged on the threaded rod 65, a thread opposite to the thread of the threaded rod 65 is arranged on the lifting plate 66, and the lifting plate 66 is in threaded connection with the threaded rod 65, the lifting plate 66 is in sliding fit with the two sliding columns 67, a cutting motor 68 is arranged at the top of the lifting plate 66, and a cutting blade 69 is arranged on an output shaft of the cutting motor 68; when cutting, elevator motor 62 rotates and drives first bevel gear 63 and rotate, first bevel gear 63 rotates and drives second bevel gear 64 and rotate, second bevel gear 64 drives threaded rod 65 and rotates, threaded rod 65 rotates and drives elevator plate 66 and reciprocate, elevator plate 66 moves and drives cutting blade 69 on driving cutting motor 68 and reciprocate, cutting motor 68 rotates and drives cutting blade 69 and rotate and cut the operation to raw and other materials, two sliding columns 67 can make elevator plate 66 when moving on installing frame 61, the skew can not take place for elevator plate 66's position.

Specifically, a first support frame 11 is arranged at the top of the mounting table 1, and a second support frame 52 is arranged at the top of the working frame 5; the first support frame 11 is arranged to support one end of the raw material, and the second support frame 52 is arranged to support the raw material cutting place when the raw material is cut, so that the raw material is prevented from moving due to the action of gravity when the raw material is cut.

Specifically, the top of the rotating disc 73 is provided with a collecting box 8; the collecting box 8 can store the scraps generated by cutting, and prevent the environment from being polluted by the scraps.

The utility model discloses a theory of operation: when the utility model is used, the driving motor 21 works to drive the gear 25 to rotate, the gear 25 drives the rack 24 to move, the rack 24 moves to drive the moving block 23 to slide on the moving seat 22, the moving block 23 can drive the special-shaped block 31 to move on the sliding seat 36, the special-shaped block 31 moves to drive the two second limiting wheels 35 to slide on the side walls of the two sides of the special-shaped block 31, the two second limiting wheels 35 rotate to drive the two limiting rods 33 to rotate on the two supporting rods 32, the two limiting rods 33 rotate to drive the two first limiting wheels 34 to rotate to limit and fix the raw material, so as to prevent the raw material from shifting and rotating when the raw material is cut, which causes cutting error, after one section of the raw material is cut, the raw material needs to be conveyed forwards, the rotating roller 42 is driven to rotate by the conveying motor 43, and the rotating roller 42 moves the raw material forwards, the cutting efficiency can be improved by driving the raw material to move forwards through the rotation of the conveying motor 43, the raw material is not required to be conveyed forwards manually, the rotating roller 42 also fixes and limits the position of the raw material when not rotating, the rotating motor 71 rotates to drive the rotating disc 73 to rotate, the rotating disc 73 drives the four rotating wheels 75 to rotate in a circular groove through the four rotating shafts 74 when rotating, the rotation of the four rotating wheels 75 can reduce the abrasion of the rotating disc 73 to the working frame 5 and also can reduce the gravity to the rotating motor 71, when cutting is carried out, the lifting motor 62 rotates to drive the first bevel gear 63 to rotate, the first bevel gear 63 rotates to drive the second bevel gear 64 to rotate, the second bevel gear 64 drives the threaded rod 65 to rotate, the threaded rod 65 rotates to drive the lifting plate 66 to move up and down, the lifting plate 66 moves to drive the cutting blade 69 on the cutting motor 68 to move up and down, the cutting motor 68 rotates, when cutting, can drive cutting blade 69 through rotating motor 71 and rotate, can carry out the cutting of different angles to the section of raw and other materials to satisfy the cutting operation of raw and other materials different angles.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An automatic cutting device for raw materials of round steel is characterized by comprising an installation platform (1), a driving assembly (2), a limiting assembly (3), a conveying assembly (4), a working frame (5), a cutting assembly (6) and a rotating assembly (7), the driving component (2), the limiting component (3) and the working frame (5) are all arranged at the top of the mounting table (1), the limiting component (3) is arranged at the side of the driving component (2), the driving component (2) is in sliding fit with the limiting component (3), the conveying component (4) is arranged on the limiting component (3), the rotating component (7) is arranged on the working frame (5) and is in rotating fit with the working frame (5), the cutting assembly (6) is arranged on the rotating assembly (7), and the cutting assembly (6) and the limiting assembly (3) are correspondingly arranged.

2. The automatic cutting device for the raw material of round steel as claimed in claim 1, wherein the driving assembly (2) comprises a driving motor (21), a moving seat (22) and a moving block (23), the moving seat (22) is arranged at the top of the mounting table (1), the moving block (23) is arranged on the moving seat (22) and is in sliding fit with the moving seat (22), one end of the moving block (23) is provided with a rack (24), the driving motor (21) is arranged at the side of the moving seat (22), and an output shaft of the driving motor (21) is provided with a gear (25) meshed with the rack (24).

3. The automatic cutting device for the raw material of round steel according to claim 2, wherein the limiting component (3) comprises a special-shaped block (31), two supporting rods (32) and two limiting rods (33), the two supporting rods (32) are arranged in an L shape, the two supporting rods (32) are symmetrically arranged at two ends of the movable base (22), the two limiting rods (33) are respectively arranged on the two supporting rods (32), the middle part of each limiting rod (33) is rotatably connected with one end of the corresponding supporting rod (32), the top and the bottom of each limiting rod (33) are provided with a first limiting wheel (34) and a second limiting wheel (35), each first limiting wheel (34) and each second limiting wheel (35) are rotatably matched with the corresponding limiting rod (33), the top of the mounting table (1) is provided with a sliding base (36), dysmorphism piece (31) set up the side at sliding seat (36) and with sliding seat (36) sliding fit, every the lateral wall sliding fit of second spacing wheel (35) and dysmorphism piece (31), dysmorphism piece (31) bottom and movable block (23) sliding fit, two be equipped with reset spring (37) on the lateral wall of gag lever post (33).

4. The automatic cutting device for the raw material of round steel according to claim 3, characterized in that the conveying assembly (4) comprises a rotating seat (41), a rotating roller (42) and a conveying motor (43), the rotating seat (41) is arranged on the top of the special-shaped block (31), two ends of the rotating roller (42) are arranged on the rotating seat (41) and are rotatably connected with the rotating seat (41), the conveying motor (43) is arranged on the rotating seat (41), and an output shaft of the conveying motor (43) is fixedly connected with the rotating roller (42).

5. The automatic cutting device for the raw material of round steel as claimed in claim 2, wherein the rotating assembly (7) comprises a rotating motor (71), a fixed frame (72) and a rotating disc (73), the rotating motor (71) is arranged at the bottom of the working frame (5), an output shaft of the rotating motor (71) penetrates through the working frame (5) to be vertically and upwards arranged, the rotating disc (73) is arranged at the top of the working frame (5) and is in sliding fit with the working frame (5), a sliding groove (51) is formed in the top of the working frame (5), four rotating shafts (74) are circumferentially distributed in the bottom of the rotating disc (73), and a rotating wheel (75) in sliding fit with the sliding groove (51) is arranged at the bottom of each rotating shaft (74).

6. The automatic cutting device for the raw material of round steel as recited in claim 5, wherein the cutting assembly (6) comprises a mounting frame (61), a lifting motor (62), a first bevel gear (63), a second bevel gear (64), a threaded rod (65) and a lifting plate (66), the mounting frame (61) is vertically arranged on the rotating disc (73), the driving motor (21) is arranged on the side wall of the mounting frame (61) and the output shaft of the lifting motor (62) is arranged towards the mounting frame (61), the first bevel gear (63) is arranged on the output shaft of the lifting motor (62), the threaded rod (65) is arranged in the mounting frame (61) and is rotatably matched with the mounting frame (61), the second bevel gear (64) is arranged on the threaded rod (65), and the first bevel gear (63) is engaged with the second bevel gear (64), be equipped with two slip posts (67) on installing frame (61), the one end setting of lifter plate (66) is on threaded rod (65), be equipped with the screw thread opposite with threaded rod (65) screw thread on lifter plate (66), lifter plate (66) and threaded rod (65) threaded connection, lifter plate (66) and two slip posts (67) sliding fit, the top of lifter plate (66) is equipped with cutting motor (68), be equipped with cutting blade (69) on the output shaft of cutting motor (68).

7. An automatic cutting device for round bar stock as claimed in claim 1, characterized in that the top of the mounting table (1) is provided with a first support frame (11) and the top of the work frame (5) is provided with a second support frame (52).

8. An automatic cutting device of round bar stock as claimed in claim 5, characterized in that the top of the rotating disc (73) is provided with a collecting bin (8).