CN114654289A

CN114654289A - Novel but fixed metal material cutting of selectivity device

Info

Publication number: CN114654289A
Application number: CN202210473342.XA
Authority: CN
Inventors: 王耀琼
Original assignee: Nantong Zhongkuang Metal New Material Co ltd
Current assignee: Nantong Zhongkuang Metal New Material Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-06-24
Anticipated expiration: 2042-04-29
Also published as: CN114654289B

Abstract

The invention discloses a novel cutting device for a selectively fixable metal material, which comprises a processing table, wherein a cutting groove is formed in the processing table, a fixed box is fixedly connected to the upper end of the processing table close to the left, a turnover box communicated with the fixed box is hinged to the right end of the fixed box, the fixed box and the turnover box are both covered on the cutting groove, end blocks are fixedly connected to the two sides of the lower end of the processing table, a first threaded rod and a moving rod are jointly arranged on one side, opposite to the end blocks, in a working mode, the first threaded rod is rotatably connected with the end blocks, a driving motor for driving the first threaded rod to rotate is fixedly installed on one side of the end blocks, a T-shaped moving block is jointly sleeved on the first threaded rod and the moving rod, the first threaded rod is in threaded connection with the moving block, and the upper end of the moving block extends into the cutting groove. Has the advantages that: the automatic cutting device can automatically cut plates and columns, improves the selectivity and functionality of the device, and is cleaner and tidier in working process and convenient to use.

Description

Novel but fixed metal material cutting of selectivity device

Technical Field

The invention relates to the technical field of cutting devices, in particular to a novel cutting device capable of selectively fixing a metal material.

Background

In the process of metal processing, metal materials are often required to be cut, most of the common metal materials in cutting are plate-shaped or column-shaped, and in order to improve the working efficiency and reduce the labor intensity of workers, an automatic cutting device is required to be used for cutting the materials.

The existing automatic metal material cutting device has single selectivity on metal materials. Because the most common plate-shaped material and the column-shaped material have different cutting thicknesses, the cutting device cannot adjust the cutting thickness of the cutting device when performing automatic cutting, and further can only perform automatic cutting on a metal material in one form.

In order to solve the problems, a novel cutting device capable of selectively fixing the metal material is provided.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a novel cutting device capable of selectively fixing a metal material.

In order to achieve the purpose, the invention adopts the following technical scheme: a novel selectively-fixed metal material cutting device comprises a processing table, wherein a cutting groove is formed in the processing table, a fixed box is fixedly connected to the upper end of the processing table in a left position, a turnover box communicated with the fixed box is hinged to the right end of the fixed box, the fixed box and the turnover box are both covered on the cutting groove, end blocks are fixedly connected to two side positions of the lower end of the processing table, a first threaded rod and a moving rod are jointly arranged on one side opposite to the end blocks in a working mode, the first threaded rod is rotatably connected with the end blocks, a driving motor for driving the first threaded rod to rotate is fixedly installed on one side of each end block, a T-shaped moving block is jointly sleeved on the first threaded rod and the moving rod, the first threaded rod is in threaded connection with a moving block, the upper end of the moving block extends into the cutting groove, a cutter box with the right side being provided with an opening is arranged on the upper end of the moving block, and a cutting cutter disc is rotatably connected in the cutter box, a vertical slot is formed in the lower end of the cutter box close to the left, a vertical inserting plate is inserted into the vertical slot and fixedly connected with the upper end of the moving block, one part of the upper end of the cutting cutter disc extends to the position above the cutting slot, and the majority of the right end of the cutting cutter disc extends out of the cutter box;

the cutting tool box comprises a fixed box, a turnover box, a cutting groove, a T-shaped sliding groove, an electric telescopic rod, a lifting plate, two first fixing rods, a clamping block, a clamping groove block and a clamping groove block, wherein the T-shaped sliding grooves are transversely communicated with each other on the inner top walls of the fixed box and the turnover box;

processing bench end and all being equipped with panel fixed establishment near the position of fixed upset case front and back both sides, processing bench end and keep away from the position of upset case front and back both sides all is equipped with post fixed establishment.

In foretell a novel alternative fixed metal material cutting device, the material mouth, two have all been seted up at both ends around the upset case equal a plurality of protection strap of fixedly connected with in the material mouth.

In foretell a novel alternative fixed metal material cutting device, panel fixed establishment is including fixing two right angle blocks that set up in processing bench end and bilateral symmetry, two right angle block upper end all runs through and threaded connection has the second threaded rod, second threaded rod lower extreme rotates and is connected with the clamp plate, the fixed cover in upper end has first rotation piece, the clamp plate is the rectangle structure and with right angle block one side slip laminating.

In foretell a novel alternative fixed metal material cutting device, post fixed establishment includes that two are fixed at the riser of processing bench end and controlling relative setting, two all transversely run through and sliding connection has four gag lever posts that are the rectangular distribution on the riser, and is two sets of the equal fixedly connected with splint in the relative one side of gag lever post, two the first fixed block of the equal fixedly connected with in riser upper end, two rotate jointly between the first fixed block and be connected with two-way threaded rod, two the equal fixedly connected with connecting plate in one side that the splint was kept away from mutually, two the connecting plate upper end is all overlapped and is established on two-way threaded rod and threaded connection with it, one side of two-way threaded rod is run through first fixed block and fixed cup joints there is the second turning block.

In the novel selectively fixable metal material cutting device, the upper end of the fixing box is fixedly connected with two second fixing blocks which are arranged at intervals front and back, the upper end of the turnover box is fixedly connected with two transverse fixing plates which are arranged at intervals front and back, sliding openings are transversely formed in the two transverse fixing plates, a first sliding rod is jointly and slidably connected in the two sliding openings, a connecting supporting rod is jointly and rotatably connected between the first sliding rod and the two second fixing blocks, a second sliding rod is jointly and slidably connected in the two sliding openings and at the right side position of the first sliding rod, two second fixing rods are jointly and fixedly connected between the first sliding rod and the second sliding rod, the two second fixing rods are respectively positioned in the two sliding openings, a device block is jointly and fixedly connected at the upper end of the two transverse fixing plates close to the right position, and a movable cavity is formed in the device block, the device piece upper end is inserted and is equipped with spacing inserted bar, spacing inserted bar runs through the activity chamber and extends to between two horizontal fixed plates, the fly leaf has been cup jointed in the activity intracavity is fixed on the spacing inserted bar, common fixedly connected with spring between fly leaf and the activity intracavity roof, the inclined plane of downward sloping from the left hand to the right hand has been seted up to the one end left side position that spacing inserted bar is located between two horizontal fixed plates, the one end fixedly connected with that upset case was kept away from to spacing inserted bar draws the piece.

In the above-mentioned novel alternative fixed metal material cutting device, upset case right-hand member fixedly connected with handle.

Compared with the prior art, this neotype alternative fixed metal material cutting device's advantage lies in:

1. this device can also can carry out automatic cutout work to the post when carrying out automatic cutout to panel, when carrying out the panel cutting, only need place panel on the cutting groove and utilize panel fixed establishment to fix the back, carry out lateral shifting through driving motor drive cutting blade disc, utilize the upper end part that cutting blade disc extends to the cutting groove top as cutting thickness, carry out the cutting work of panel, when carrying out the cutting of post, fix the post on the cutting groove through post fixed establishment, only need drive cutter box to move to the left, make the draw-in groove piece move to position between two first dead levers, utilize electric telescopic handle alright pulling cutter box to shift up, make cutting blade disc right-hand member remove to the cutting groove notch on, driving motor drive cutting blade disc moves to the right, alright the great cutting blade disc right-hand member of alright-hand member of cutting thickness of alright utilize cutting blade disc to cut the post.

2. Through set up fixed case and upset case cutting groove top, can effectually block the sputter of spark and sweeps, conveniently collect the sweeps, ensure the clean and tidy of processing platform mesa, and when fixing material, only need upwards rotate the upset case, can open and cut the groove, and only need rotate the upset case to vertical state, alright lock it, make it unable to rotate, can carry out taking out or the fixed work of material this moment, need not to continuously support the upset case, it is more convenient to use, and when needing to cover the upset case, only need through pulling the spacing inserted bar of piece pulling, remove spacing to second slide bar and first slide bar, can rotate the upset case lid once more and establish on cutting the groove.

Drawings

Fig. 1 is a perspective view of a novel selectively fixable metal material cutting apparatus according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a front perspective view of a novel selectively fixable metallic material cutting apparatus in accordance with the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is an enlarged view of the structure of FIG. 3 at C;

fig. 6 is a perspective view of a column fixing mechanism in the novel selectively fixable metal material cutting device according to the present invention.

In the figure: 1 processing table, 2 cutting grooves, 3 fixing boxes, 4 turning boxes, 5 protective cloth belts, 6 first threaded rods, 7 moving blocks, 8 driving motors, 9 cutter boxes, 10 cutting cutter heads, 11 vertical slots, 12 vertical inserting plates, 13T-shaped sliding grooves, 14T-shaped sliding blocks, 15 electric telescopic rods, 16 lifting plates, 17 first fixing rods, 18 clamping blocks, 19 clamping groove blocks, 20 plate fixing mechanisms, 21 right-angle blocks, 22 pressing plates and 23 second threaded rods, 24 first rotating blocks, 25 column fixing mechanisms, 26 vertical plates, 27 limiting rods, 28 clamping plates, 29 first fixing blocks, 30 bidirectional threaded rods, 31 connecting plates, 32 second rotating blocks, 33 second fixing blocks, 34 transverse fixing plates, 35 sliding ports, 36 first sliding rods, 37 connecting supporting rods, 38 second sliding rods, 39 second fixing rods, 40 device blocks, 41 movable cavities, 42 limiting insertion rods, 43 movable plates, 44 springs and 45 pulling blocks.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-6, a novel alternative fixed metal material cutting device, including processing platform 1, processing platform 1 is last to have seted up and to have cut groove 2, processing platform 1 upper end leans on left position fixedly connected with fixed case 3, fixed case 3 right-hand member articulates there is upset case 4 that communicates with it, fixed case 3 all covers with upset case 4 and establishes on cutting groove 2, upset case 4 right-hand member fixedly connected with handle, usable handle upwards turns up upset case 4, opens and cuts cut groove 2, as shown in fig. 3 to can carry out placing and the fixed work of material. The material mouth has all been seted up at both ends around the upset case 4, and a plurality of protection strap 5 of equal fixedly connected with in two material mouths, fixed case 3, upset case 4 and protection strap 5's setting for when carrying out material cutting work, the effectual sputtering that blocks spark and sweeps makes it whole from cutting cut groove 2 whereabouts, only need place a recovery box in cutting cut groove 2 below this moment and can effectually collect the sweeps, ensure the clean and tidy of 1 mesa of processing platform.

The upper end of the fixed box 3 is fixedly connected with two second fixed blocks 33 which are arranged at intervals front and back, the upper end of the turnover box 4 is fixedly connected with two transverse fixed plates 34 which are arranged at intervals front and back, sliding openings 35 are transversely arranged on the two transverse fixed plates 34, a first sliding rod 36 is jointly and slidably connected in the two sliding openings 35, a connecting support rod 37 is jointly and rotatably connected between the first sliding rod 36 and the two second fixed blocks 33, a second sliding rod 38 is jointly and slidably connected in the two sliding openings 35 and at the right side position of the first sliding rod 36, two second fixed rods 39 are jointly and fixedly connected between the first sliding rod 36 and the second sliding rod 38, the two second fixed rods 39 are respectively positioned in the two sliding openings 35, a device block 40 is jointly and fixedly connected at the upper end of the two transverse fixed plates 34 close to the right position, a movable cavity 41 is arranged in the device block 40, a limit inserted rod 42 is arranged at the upper end of the device block 40, the limit inserted rod 42 penetrates through the movable cavity 41 and extends to the two transverse fixed plates 34, the limiting insertion rod 42 is fixedly sleeved with a movable plate 43 in the movable cavity 41, a spring 44 is fixedly connected between the movable plate 43 and the inner top wall of the movable cavity 41 together, an inclined plane which inclines downwards from left to right is arranged at the left position of one end of the limiting insertion rod 42 between the two transverse fixing plates 34, and a pull block 45 is fixedly connected at one end of the limiting insertion rod 42 far away from the turnover box 4.

When the turnover box 4 is turned over, the connecting strut 37 is also rotated along with the rotation of the turnover box 4, the first sliding rod 36 and the second sliding rod 38 are also gradually moved towards the device block 40 along the sliding port 35 under the rotating action, and when the turnover box 4 is rotated to be arranged perpendicular to the processing table 1, the second sliding rod 38 can push the limit inserted rod 42 to move towards the movable cavity 41 under the action of the contact with the inclined surface of the limit inserted rod 42, the spring 44 is compressed, the second sliding rod passes through the limit inserted rod 42, and after the second sliding rod 38 passes through the limit inserted rod 42, the limit inserted rod 42 is reset under the action of the spring 44 and is positioned between the second sliding rod 38 and the first sliding rod 36, so that the second sliding rod 38 and the first sliding rod 36 cannot move, the limit inserted rod 42 cannot rotate continuously, and the turnover box 4 can be fixed. When the turnover box 4 needs to be covered, the turnover box 4 can be rotated again only by pulling the limiting insertion rod 42 through the pulling block 45 and removing the limitation on the second sliding rod 38 and the first sliding rod 36, and the turnover box is covered on the cutting groove 2, so that the turnover box is simple and convenient to use.

The equal fixedly connected with end block in processing platform 1 lower extreme both sides position, the work of the relative one side of end block is provided with first threaded rod 6 and carriage release lever jointly, first threaded rod 6 rotates with the end block and is connected, and end block one side fixed mounting has driven first threaded rod 6 pivoted driving motor 8, carriage release lever and two end block fixed connection, the movable block 7 of T type is established to common cover on first threaded rod 6 and the carriage release lever, first threaded rod 6 and movable block 7 threaded connection, movable block 7 and carriage release lever sliding connection, the carriage release lever plays limiting displacement, when first threaded rod 6 rotates, movable block 7 can stably carry out lateral shifting. The upper end of the moving block 7 extends into the cutting groove 2, the right side of the upper end of the moving block 7 is provided with a cutter box 9 with an opening, the cutter box 9 is rotatably connected with a cutting cutter disc 10, the lower end of the cutter box 9 is provided with a vertical slot 11 close to the left, a vertical inserting plate 12 is inserted into the vertical slot 11, the vertical inserting plate 12 is fixedly connected with the upper end of the moving block 7, one part of the upper end of the cutting cutter disc 10 extends to the position above the cutting groove 2, and the most part of the right end extends out of the cutter box 9. The manner in which cutter disc 10 is driven is conventional and will not be described herein. When the driving motor 8 drives the first threaded rod 6 to rotate, the cutter box 9 and the cutter disc 10 can be driven to transversely move through the limiting action of the vertical inserting plate 12 and the vertical slot 11 on the moving block 7, so that the material is cut. When the movable cutting is carried out in the process, the cutting point of the cutter disc 10 is positioned at the upper end, and the plate which is horizontally placed on the cutting groove 2 can be cut by using the part of the cutter disc 10 extending to the upper part of the cutting groove 2 as the cutting thickness.

T type spout 13 of intercommunication is all transversely seted up on the roof in fixed case 3 and the upset case 4, and the sliding connection has T type slider 14 in T type spout 13 that is located fixed case 3, and T type slider 14 can freely slide in two T type spouts 13. T type spout 13 and the electric telescopic handle 15 of vertical setting of fixed mounting are extended to T type slider 14 lower extreme, electric telescopic handle 15's flexible end sets up and fixedly connected with lifter plate 16 down, the first dead lever 17 that the interval set up around two of lifter plate 16 lower extreme fixedly connected with, the lower extreme of two first dead levers 17 extends to in cutting cut groove 2 and common fixedly connected with fixture block 18, fixedly connected with corresponds and the cross-section is the draw-in groove piece 19 of n type with fixture block 18 position on the cutter box 9 left side wall, the draw-in groove piece 19 lower extreme notch is the same with fixture block 18 size. When the cutting work of post needs to be carried out, the cutting thickness of cutting blade disc 10 upper end can't satisfy the cutting of post, only need drive cutter box 9 to move to the left this moment, make draw-in groove piece 19 remove to the position between two first dead levers 17, utilize electric telescopic handle 15 to drive lifter plate 16 and shift up and make fixture block 18 card go into in the draw-in groove piece 19, then lifter plate 16 continues to shift up alright pulling cutter box 9 and moves upward, make cutting blade disc 10 right-hand member move to on cutting groove 2 notch, driving motor 8 drives movable block 7 and still can drive cutter box 9 through vertical picture peg 12 of vertical slot 11 box when moving, thereby utilize the great cutting blade disc 10 right-hand member of cutting thickness to carry out cutting work to the post of placing above cutting groove 2. In the moving cutting process, the electric telescopic rod 15 can also move along with the cutter box 9 under the action of the T-shaped sliding block 14 and the T-shaped sliding groove 13, so that the inconvenience of the height of the cutter disc 10 is guaranteed.

Processing platform 1 upper end and the position of both sides all is equipped with panel fixed establishment 20 around being close to fixed upset case 4, panel fixed establishment 20 is including fixing two right angle blocks 21 in 1 upper end of processing platform and bilateral symmetry setting, two right angle blocks 21 upper ends all run through and threaded connection has second threaded rod 23, the rotation of second threaded rod 23 lower extreme is connected with clamp plate 22, the fixed cover in upper end has first turning block 24, clamp plate 22 is the rectangle structure and with the laminating of sliding in right angle block 21 one side, rotate second threaded rod 23 through first turning block 24, can drive clamp plate 22 and move down, thereby compress tightly fixedly to panel, guarantee cutting operation's stability.

The positions of the upper end of the processing table 1 and the front side and the rear side far away from the turnover box 4 are respectively provided with a column fixing mechanism 25, the column fixing mechanism 25 comprises two vertical plates 26 which are fixed on the upper end of the processing table 1 and are oppositely arranged on the left side and the right side, four limiting rods 27 which are distributed in a rectangular shape are transversely penetrated and slidably connected on the two vertical plates 26, clamping plates 28 are fixedly connected on the opposite sides of the two groups of limiting rods 27, first fixing blocks 29 are fixedly connected on the upper ends of the two vertical plates 26, a bidirectional threaded rod 30 is jointly and rotatably connected between the two first fixing blocks 29, connecting plates 31 are fixedly connected on the far sides of the two clamping plates 28, the upper ends of the two connecting plates 31 are respectively sleeved on the bidirectional threaded rod 30 and are in threaded connection with the bidirectional threaded rod, one side of the bidirectional threaded rod 30 penetrates through the first fixing blocks 29 and is fixedly sleeved with a second rotating block 32, after the column passes through the positions of the two vertical plates 26, only the second rotating block 32 needs to be rotated, namely, the two clamping plates 28 can be driven to move relatively by the bidirectional threaded rod 30, and the column between the two clamping plates is clamped and fixed, so that the stability of the cutting work is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A novel cutting device capable of selectively fixing metal materials comprises a processing table (1) and is characterized in that a cutting groove (2) is formed in the processing table (1), a fixed box (3) is fixedly connected to the upper end of the processing table (1) close to the left position, a turnover box (4) communicated with the fixed box (3) is hinged to the right end of the fixed box (3), the fixed box (3) and the turnover box (4) are both covered on the cutting groove (2), end blocks are fixedly connected to two sides of the lower end of the processing table (1), a first threaded rod (6) and a movable rod are jointly arranged on one side, opposite to each other, of each end block, the first threaded rod (6) is rotatably connected with the end blocks, a driving motor (8) for driving the first threaded rod (6) to rotate is fixedly mounted on one side of each end block, and a T-shaped movable block (7) is jointly sleeved on each first threaded rod (6) and the movable rod, the first threaded rod (6) is in threaded connection with the moving block (7), the upper end of the moving block (7) extends into the cutting groove (2), a cutter box (9) with the right side being open is arranged at the upper end of the moving block (7), a cutting cutter disc (10) is rotationally connected in the cutter box (9), a vertical slot (11) is formed in the lower end of the cutter box (9) close to the left, a vertical inserting plate (12) is inserted in the vertical slot (11), the vertical inserting plate (12) is fixedly connected with the upper end of the moving block (7), one part of the upper end of the cutting cutter disc (10) extends to the position above the cutting groove (2), and the most part of the right end extends out of the cutter box (9);

the inner top walls of the fixed box (3) and the overturn box (4) are transversely provided with communicated T-shaped chutes (13), T-shaped sliding blocks (14) are connected in the T-shaped chutes (13) positioned in the fixed box (3) in a sliding way, the lower end of the T-shaped sliding block (14) extends out of a T-shaped sliding groove (13) and is fixedly provided with an electric telescopic rod (15) which is vertically arranged, the telescopic end of the electric telescopic rod (15) is arranged downwards and is fixedly connected with a lifting plate (16), the lower end of the lifting plate (16) is fixedly connected with two first fixing rods (17) which are arranged at intervals in the front-back direction, the lower ends of the two first fixing rods (17) extend into the cutting groove (2) and are fixedly connected with a clamping block (18) together, a clamping groove block (19) which corresponds to the clamping block (18) in position and is n-shaped in section is fixedly connected to the left side wall of the cutter box (9), and the size of a notch at the lower end of the clamping groove block (19) is the same as that of the clamping block (18);

processing platform (1) upper end and all being equipped with panel fixed establishment (20) near the position of fixed upset case (4) front and back both sides, processing platform (1) upper end and keep away from the position of upset case (4) front and back both sides all is equipped with post fixed establishment (25).

2. The novel cutting device for the selectively fixable metal material as claimed in claim 1, wherein material openings are formed at the front end and the rear end of the turnover box (4), and a plurality of protective cloth belts (5) are fixedly connected in the two material openings.

3. The novel selectively fixable metal material cutting device as claimed in claim 1, wherein the plate fixing mechanism (20) comprises two right-angle blocks (21) which are fixed on the upper end of the processing table (1) and are arranged in bilateral symmetry, the upper ends of the two right-angle blocks (21) are both penetrated and connected with a second threaded rod (23) in a threaded manner, the lower end of the second threaded rod (23) is rotatably connected with a pressing plate (22), the upper end of the second threaded rod is fixedly sleeved with a first rotating block (24), and the pressing plate (22) is of a rectangular structure and is in sliding fit with one side of the right-angle block (21).

4. The novel selectively fixable metal material cutting device as claimed in claim 1, wherein the column fixing mechanism (25) comprises two vertical plates (26) fixed to the upper end of the processing table (1) and oppositely arranged left and right, four rectangular-distributed limiting rods (27) are transversely connected to the two vertical plates (26) in a penetrating and sliding manner, clamping plates (28) are fixedly connected to opposite sides of two sets of limiting rods (27), first fixing blocks (29) are fixedly connected to the upper ends of the two vertical plates (26), a bidirectional threaded rod (30) is rotatably connected between the two first fixing blocks (29), connecting plates (31) are fixedly connected to the sides of the two clamping plates (28) far away from each other, the upper ends of the two connecting plates (31) are sleeved on the bidirectional threaded rod (30) and in threaded connection therewith, one side of the bidirectional threaded rod (30) penetrates through the first fixing block (29) and is fixedly sleeved with the second rotating block (32).

5. The novel selectively fixable metal material cutting device as claimed in claim 1, wherein two second fixing blocks (33) arranged at intervals in a front-back direction are fixedly connected to the upper end of the fixing box (3), two transverse fixing plates (34) arranged at intervals in a front-back direction are fixedly connected to the upper end of the overturning box (4), sliding openings (35) are transversely formed in the two transverse fixing plates (34), a first sliding rod (36) is jointly and slidably connected into the two sliding openings (35), a connecting strut (37) is jointly and rotatably connected between the first sliding rod (36) and the two second fixing blocks (33), a second sliding rod (38) is jointly and slidably connected into the two sliding openings (35) at the right side position of the first sliding rod (36), and two second fixing rods (39) are jointly and fixedly connected between the first sliding rod (36) and the second sliding rod (38), the two second fixing rods (39) are respectively positioned in the two sliding openings (35), the upper ends of the two transverse fixing plates (34) close to the right are fixedly connected with a device block (40) together, a movable cavity (41) is arranged in the device block (40), a limit inserted rod (42) is inserted at the upper end of the device block (40), the limit inserted rod (42) penetrates through the movable cavity (41) and extends to a position between the two transverse fixing plates (34), a movable plate (43) is fixedly sleeved on the limiting inserted rod (42) and in the movable cavity (41), a spring (44) is fixedly connected between the movable plate (43) and the inner top wall of the movable cavity (41), the left position of one end of the limiting inserted bar (42) between the two transverse fixing plates (34) is provided with an inclined plane which inclines downwards from left to right, one end of the limiting insertion rod (42) far away from the overturning box (4) is fixedly connected with a pulling block (45).

6. The novel selectively fixable metal material cutting device according to claim 1, characterized in that a handle is fixedly connected to the right end of the turnover box (4).