CN220259718U - Steel member clamping and cutting equipment - Google Patents

Abstract

The application relates to the field of steel cutting, in particular to steel member clamping and cutting equipment, which comprises a workbench and a cutting device arranged on the workbench, wherein the workbench is provided with a clamping device, and the clamping device comprises a transverse clamping mechanism and a longitudinal abutting mechanism; the transverse clamping mechanism comprises at least three clamping plates, a connecting rod and a driving assembly for driving the clamping plates to approach each other; the top wall of the clamping plate is higher than the table top of the workbench; at least three clamping plates are vertically arranged and are parallel to each other, and the connecting rods penetrate through all the clamping plates and are connected with the clamping plates in a sliding manner; the longitudinal abutting mechanism is located right above the clamping plate. The clamping plate, the connecting rod and the driving assembly are matched, so that the steel member can be clamped and fixed in the horizontal direction, and the longitudinal abutting mechanism can be used for abutting and fixing the steel member in the vertical direction, so that the cutting precision is improved; the clamping plate is directly clamped on the straight wall of the steel member, and is more suitable for cutting steel members such as channel steel, I-steel and the like, which are brittle and easy to deform.

Description

Steel member clamping and cutting equipment

Technical Field

The application relates to the field of steel cutting, in particular to steel member clamping and cutting equipment.

Background

The steel member is a component part for bearing load and transmitting load in structural engineering, and generally comprises channel steel, angle steel, I-steel, steel pipe and the like. When steel members are used in different applications, the requirements for the lengths thereof are different, and therefore, in actual use, the steel members need to be cut.

The Chinese patent with the publication number of CN218135433U discloses a cutting device for processing a steel member, wherein a plurality of groups of hydraulic cylinders are oppositely arranged on two sides of the steel member, and the steel member is fixed by means of the abutting force of the hydraulic cylinders parallel to a table top; the Chinese patent publication No. CN218050872U discloses a special cutting device for producing steel members, which is connected with a pressing plate through screw threads, and the pressing plate is abutted against the steel members to fix the steel members.

In view of the above-mentioned related art, the inventors believe that the hydraulic cylinder fixes the steel member in the direction parallel to the table top, and the steel member is fixed by means of static friction in the direction perpendicular to the table top; the pressing plate is fixed with a steel member along the direction vertical to the table top, and the steel member is fixed by static friction force in the direction parallel to the table top; however, the vibration of each part and the contact direction of the cutting device and the steel member are not fixed along a specific direction during cutting, so that stable fixation is difficult to be completed only by the abutting mode in the related art; in addition, in order to fix the steel member from two angles, the device needs to increase the abutting pressure to generate larger static friction force, and when the steel member is brittle or easy to deform, the structure of the steel member is easily damaged.

Disclosure of Invention

In order to optimize the problems of unstable abutment of the cutting device in the related art on the steel member and possible damage to the structure of the steel member which is easy to deform, the application provides steel member clamping and cutting equipment.

The application provides a steel member centre gripping cutting equipment adopts following technical scheme:

the steel member clamping and cutting equipment comprises a workbench and a cutting device arranged on the workbench, wherein a clamping device is fixedly arranged in front of the cutting device on the workbench; the clamping device comprises a mounting frame, a transverse clamping mechanism and a longitudinal abutting mechanism; the transverse clamping mechanism comprises at least three clamping plates, a connecting rod and a driving assembly for driving the clamping plates to approach each other; the top walls of the at least three clamping plates are higher than the table top of the workbench, are arranged in the mounting frame and are placed right below the cross rod of the mounting frame in parallel; the connecting rods penetrate through all the clamping plates and are in sliding connection with the clamping plates; the longitudinal abutting mechanism is arranged right above the clamping plate and is arranged on the cross rod of the mounting frame.

By adopting the technical scheme, when the steel member is cut, firstly, the steel member is placed on a workbench, then, a driving assembly is started to enable at least three clamping plates to be close to each other, and if the steel member is provided with angle steel and a steel member with a straight wall, the straight wall is clamped between the two clamping plates; in the case of steel members such as channel steel and I-steel with two opposed straight walls, both parallel straight walls are sandwiched between the clamping plates; after the clamping plate is fixed on the steel member, starting a longitudinal abutting mechanism, and abutting and fixing the steel member from the vertical direction; the clamping plate, the connecting rod and the driving assembly are matched, so that the steel member can be clamped and fixed in the horizontal direction, and the longitudinal abutting mechanism can be used for abutting and fixing the steel member in the vertical direction, so that the deflection of the steel member in cutting is reduced, and the cutting precision is improved; meanwhile, the transverse clamping mechanism is clamped by at least three clamping plates and is directly clamped on the straight wall of the steel member, and compared with larger propping force applied in the related technology, the transverse clamping mechanism is more suitable for cutting steel members such as channel steel, I-steel and the like which are brittle and easy to deform in material.

In a specific embodiment, the clamping plates are electromagnets, and the side wall magnetic poles of every two adjacent clamping plates (311) are the same.

Through adopting above-mentioned technical scheme, all splint parallelly connected cutting device circuit, after the cutting is accomplished, switch on splint place circuit makes splint have magnetism, and the magnetic pole of the side of every adjacent splint is the same, when three splint mutually magnetism repel each other, need not the operator and separate just can be in nature under non-operating condition, for continuous cutting work is more convenient.

In a specific embodiment, the drive assembly includes a conductive jaw and a transverse electric cylinder; the head of the conduction claw is fixedly connected with the transverse electric cylinder, and the supporting leg of the conduction claw is fixedly connected with the side wall of the clamping plate closest to the transverse electric cylinder.

Through adopting above-mentioned technical scheme, horizontal electric jar can drive splint clamp tightly steadily, and the conduction claw distributes the driving force of horizontal electric jar, has guaranteed that splint lateral wall atress is even, not only can more stably centre gripping steel member, has still reduced splint because of the possibility of local stress deformation to the life of this equipment has been increased.

In a specific implementation mode, the mounting frame is arranged on the table top of the workbench, the longitudinal abutting mechanism comprises a pressing plate and a longitudinal electric cylinder, the bottom wall of the pressing plate is opposite to the top wall of the clamping plate, the top wall of the pressing plate is fixedly connected with the output shaft of the longitudinal electric cylinder, the output shaft of the longitudinal electric cylinder is vertically arranged, and the cylinder body is fixedly connected to the mounting frame.

Through adopting above-mentioned technical scheme, vertical jar and clamp plate cooperation play to the steel member from vertical direction and support tightly fixed effect.

In a specific implementation mode, a pair of pipe propping assemblies are oppositely arranged on the mounting frame, each pipe propping assembly comprises a propping electric cylinder and a propping plate, the cylinder body of each propping electric cylinder is fixedly connected to the mounting frame, the output shaft is parallel to the connecting rod, the output shaft of each propping electric cylinder is fixedly connected with each propping plate, and the two propping plates are parallel to each other and face each other; the bottom wall of the abutting plate is flush with the top wall of the clamping plate.

Through adopting above-mentioned technical scheme, if the steel member of cutting is the steel pipe, then offsets the splint each other tightly earlier, places the steel pipe on the top surface of splint again, then supports the steel sheet from horizontal tight through supporting tight electric jar and support tight board, supports the steel pipe from vertical tight through vertical electric jar and clamp plate, and is fixed the steel pipe from horizontal and vertical two directions steadily.

In a specific implementation mode, the table top of the workbench is further provided with an alignment mechanism, the alignment mechanism comprises an alignment plate and a fixing assembly, the alignment plate is vertically and slidably connected to the workbench, the sliding direction of the alignment plate is perpendicular to the connecting rod, and the alignment plate is detachably connected to the table top of the workbench through the fixing assembly.

Through adopting above-mentioned technical scheme, when cutting the steel component, often need to set for different length preferentially, and cutting device's position is relatively fixed, consequently add the alignment mechanism, can let the operator set for the length of steel pipe fast, increased work efficiency.

In a specific implementation mode, a sliding groove is formed in the top surface of the workbench, a limiting piece is arranged at the bottom of the alignment plate, and one end, away from the alignment plate, of the limiting piece extends to the position above the sliding groove; the fixing assembly comprises a fixing bolt and a fixing block, and the fixing block is connected in the chute in a sliding manner and cannot be taken out along the vertical direction; the fixing bolt penetrates through the limiting piece and is in threaded connection with the fixing block.

Through adopting above-mentioned technical scheme, fixing bolt and fixed block's fixed mode is simple, screws up the slip that can restrict the alignment board, unscrews the slip that can realize the alignment board, can convenient and fast's auxiliary operator to the settlement of steel member cutting length.

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

according to the steel member cutting device, the transverse clamping mechanism and the longitudinal abutting mechanism are matched, so that the steel member can be fixed from the transverse direction and the longitudinal direction, the influence of vibration or shake on the steel member during cutting is reduced, and the technical problems in the related art are properly optimized;

the transverse clamping mechanism adopts at least three clamping plates which are distributed in parallel, has obvious fixing effect on steel members such as channel steel, angle steel and I-steel and the like comprising straight walls, is directly clamped on the straight walls of the steel members, does not need excessive abutting force, further reduces the deformation damage probability of the steel members, and further improves the technical problems in the related art;

when the clamping plates are in a non-clamping state, the clamping plates can be separated from each other under the action of magnetic repulsion, so that an operator is not required to manually separate the clamping plates, and the clamping plates are more convenient and faster to use;

this application increases and is equipped with alignment mechanism, can conveniently assist the operator to set for the length of steel member, has increased cutting efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of a steel member clamping and cutting apparatus according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a structure for embodying a lateral clamping mechanism;

FIG. 3 is a schematic structural view of a tube clamping assembly and a longitudinal clamping mechanism;

FIG. 4 is a schematic view of a partial structure for embodying an alignment mechanism;

fig. 5 is an enlarged view of a portion a in fig. 4.

Reference numerals illustrate: 1. a work table; 11. a mounting frame; 111. a vertical rod; 112. a cross bar; 12. a chute; 13. a relief groove; 2. an alignment mechanism; 21. an alignment plate; 211. a limiting piece; 22. a fixing assembly; 221. a fixing bolt; 222. a fixed block; 3. a clamping device; 31. a transverse clamping mechanism; 311. a clamping plate; 312. a connecting rod; 313. a conductive claw; 314. a transverse electric cylinder; 32. a longitudinal abutting mechanism; 321. a longitudinal electric cylinder; 322. a pressing plate; 33. a tube-holding assembly; 331. abutting against the electric cylinder; 332. a pressing plate; 4. and a cutting device.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The embodiment of the application discloses steel member clamping and cutting equipment. Referring to fig. 1, the steel member clamping and cutting device comprises a workbench 1, wherein the workbench 1 is provided with a cutting device 4, a clamping device 3 and an alignment mechanism 2 along the same central shaft from back to front in sequence; the cutting device 4 is used for cutting the steel member, and may be the same cutting technique as that in the related art, such as saw tooth cutting, laser cutting, etc., which are not main improvements of the present embodiment, so that details are not described in the present embodiment; the clamping device 3 is used for clamping and fixing the steel member.

Referring to fig. 1, the clamping device 3 comprises a mounting frame 11, a transverse clamping mechanism 31 and a longitudinal abutment mechanism 32; the mounting frame 11 is used for fixing a longitudinal abutting mechanism 32 and a limiting transverse clamping mechanism 31, the transverse clamping mechanism 31 is used for clamping and fixing a steel member from the horizontal direction, and the longitudinal abutting mechanism 32 is used for abutting and fixing the steel member from the vertical direction.

The mounting frame 11 comprises a pair of vertical rods 111 and a cross rod 112, wherein the pair of vertical rods 111 are vertically and fixedly connected to the workbench 1, are oppositely arranged at two sides of the abdication groove 13, and the cross rod 112 is erected at the top of the pair of vertical rods 111;

referring to fig. 1 and 2, the transverse clamping mechanism 31 comprises four clamping plates 311, a connecting rod 312, and a driving assembly for driving the clamping plates 311 to clamp close to each other; the workbench surface right below the cross rod of the mounting frame 11 is provided with a yielding groove 13, the depth of the yielding groove 13 is smaller than the height of the clamping plates 311, and the four clamping plates 311 are arranged in the yielding groove 13 in parallel; the top wall of the clamping plate 311 extends out of the table top of the workbench 1, so as to be convenient for clamping steel members; the clamping plates 311 are cuboid plates, so that the clamping of the straight wall of the steel member is facilitated, the connecting rods 312 sequentially vertically penetrate through the four clamping plates 311 and are parallel to the cross rod 112, and the four clamping plates 311 are in sliding connection with the connecting rods 312; the length direction of the connecting rod 312 is perpendicular to the length direction of the steel member to ensure that the straight wall of the steel member is clamped between the clamping plates 311; in order to increase the sliding stability of the clamping plate 311, the number of the connecting rods 312 in the embodiment is two, and the two connecting rods 312 are respectively arranged near two sides of the clamping plate 311.

Referring to fig. 1 and 2, the driving assembly includes a conductive claw 313 and a lateral electric cylinder 314, wherein the legs of the conductive claw 313 are fixedly connected to the side wall of the outermost clamping plate 311, namely, the side wall of the rightmost clamping plate 311 in the illustrated position, the head of the conductive claw 313 is fixedly connected with the output shaft of the lateral electric cylinder 314, and the cylinder body of the lateral electric cylinder 314 is fixedly connected in the abdication groove 13; the conducting claw 313 is located between the two links 312; the workbench 1 is provided with a power supply for the transverse electric cylinder 314 to work, and the transverse electric cylinder 314 is electrically connected with the power supply.

Referring to fig. 1 and 2, the clamping part of the clamping plate 311 is mainly the part extending out of the table top of the table 1, but if the transverse electric cylinder 314 is arranged on the table top of the table 1, the output shaft of the transverse electric cylinder directly abuts against the part extending out of the table 1 of the clamping plate 311, the clamping plates 311 are close to each other, the bottoms have a tendency to separate from each other, and the connecting part of the clamping plate 311 and the connecting rod 312 is unstable over time due to the fact that the clamping plates are not separated under the limitation of the connecting rod 312; if the output shaft of the transverse electric cylinder 314 is abutted against the center of gravity of the clamping plate 311, the clamping strength of the top of the clamping plate 311 is difficult to ensure; therefore, in this embodiment, the conducting claw 313 is added between the transverse electric cylinder 314 and the clamping plate 311, so that the pushing force of the output shaft of the transverse electric cylinder 314 is dispersed, so that when the clamping plate 311 approaches to each other and abuts against the steel member, the stress of each part of the side wall is relatively uniform, and the working stability of the clamping and cutting device is increased.

Referring to fig. 1 and 2, the clamping plates 311 are connected in parallel with a cutting device circuit, and after cutting is completed, a switch of the circuit where the clamping plates 311 are positioned is turned on, so that the clamping plates 311 have magnetism, and the fact that the side wall magnetic poles of every two adjacent clamping plates 311 are the same is satisfied; when the steel member is clamped, the circuit of the clamping plate 311 is disconnected, and the clamping plate 311 is mutually close and clamped under the action of the transverse electric cylinder 314 and the conducting claw 313 so as to be convenient for the cutting device 4 to cut; after cutting is finished, the circuit where the clamping plates 311 are arranged is connected, the clamping plates 311 are separated by two under the action of magnetic repulsion, manual separation of constructors is not needed, the cutting equipment is more convenient, and the working efficiency of the clamping cutting equipment in continuous cutting operation is improved.

Referring to fig. 1 and 3, the longitudinal abutting mechanism 32 comprises a pressing plate 322 and a longitudinal electric cylinder 321, wherein a cylinder body of the longitudinal electric cylinder 321 is fixedly connected to the cross rod 112, an output shaft of the longitudinal electric cylinder 321 vertically passes through the cross rod 112 downwards and is fixedly connected with the center of the pressing plate 322, and one surface of the pressing plate 322 far away from the longitudinal electric cylinder 321 faces to the top wall of the clamping plate 311 and is parallel to the top wall of the clamping plate; the workbench 1 is provided with a power supply for the longitudinal electric cylinder 321 to work, and the longitudinal electric cylinder 321 is electrically connected with the power supply.

If the cut steel member is angle steel, only two clamping plates 311 are needed to clamp one of the straight walls, and at the moment, the other straight wall of the angle steel is tightly attached to the top wall of the clamping plate 311 under the abutting action of the pressing plate 322; if the steel member is a channel steel, the opposite straight walls of the channel steel are clamped between the clamping plates 311, and the channel steel is perpendicular to the top walls of the pair of straight walls and is tightly attached to the top walls of the clamping plates 311 under the abutting action of the pressing plates 322; if the steel member is i-steel, the portion of the clamp plate 322 that is abutted by the clamp plate is changed from a straight wall to two straight wall tops that are clamped to the clamping plate 311, similar to a channel steel.

The transverse clamping mechanism 31 and the longitudinal abutting mechanism 32 can play a stable fixing role on the steel member with the straight wall, and the transverse clamping mechanism and the longitudinal abutting mechanism are fixed at the horizontal angle and the vertical angle respectively, the excessive abutting force is not needed, and static friction force is not needed to be relied on for fixing, so that the transverse clamping mechanism is stable in fixing, the steel member with brittle and deformable texture is not damaged in the fixing process, and compared with the cutting equipment in the related art, the transverse clamping mechanism is higher in practicability, higher in working efficiency and lower in defective rate.

Referring to fig. 1 and 3, in the actual cutting process, not all steel members contain straight walls, such as steel pipes, deformed steel, etc., so in order to increase the stability of the apparatus for fixing the steel pipes, the deformed steel, etc., a pair of pipe tightening members 33 are added in the present embodiment; a pair of pipe abutting assemblies 33 are respectively and correspondingly installed on the pair of vertical rods 111; the tube abutting assembly 33 comprises an abutting electric cylinder 331 and an abutting plate 332, wherein the cylinder body of the abutting electric cylinder 331 is fixedly arranged on the vertical rod 111, and the output shaft of the abutting electric cylinder 331 is parallel to the cross rod 112 and is vertically and fixedly connected with the abutting plate 332; the tube abutting assemblies 33 on the two upright rods 111 are arranged oppositely as described above, namely, the pushing directions of the two abutting electric cylinders 331 are close to each other finally, and the two abutting plates 332 are parallel to each other and face each other; the working table 1 is provided with a power supply for the tight abutting electric cylinder 331 to work, and the tight abutting electric cylinder 331 is electrically connected with the power supply.

When the steel member is a deformed steel or a steel pipe, the four clamping plates 311 are abutted through the transverse electric cylinders 314 and the conducting claws 313, so that the top walls of the four clamping plates 311 are spliced into a platform, the deformed steel or the steel pipe is placed on the platform, the abutting plates 332 are pushed through the abutting electric cylinders 331, and the two abutting plates 332 abut against the steel member from the horizontal direction; to increase the stability of the fixation, the bottom wall of the abutting plate 332 is flush with the top wall of the clamping plate 311 in this embodiment; after the steel member is fixed in the horizontal direction, the pressing plate 322 is driven to vertically descend by the longitudinal electric cylinder 321, and the steel member is pressed from the vertical direction.

Referring to fig. 1, 4 and 5, before cutting the steel member, the length of the steel member needs to be set in advance according to the actual construction condition, while the cutting device 4 cuts the steel member perpendicularly to the axial direction of the steel member, and generally cannot translate along the length direction of the steel member, so that the setting of the alignment mechanism 2 can greatly facilitate the continuous cutting process of the steel member with the same batch length; the alignment mechanism 2 comprises an alignment plate 21 and a fixing assembly 22, wherein the alignment plate 21 is positioned on one side of the clamping plate 311 away from the cutting device 4 and is connected to the surface of the workbench 1 in a sliding manner, and the sliding direction is the same as the axial direction of a steel member; the operator can adjust the distance between the alignment plate 21 and the cutting device 4 to realize the adjustment of the length of the steel member; after the operator adjusts the sliding position of the alignment plate 21 according to the length of the steel member, it is fixed to the table 1 by the fixing assembly 22.

Referring to fig. 4 and 5, a sliding groove 12 is formed in the top of the workbench 1, the sliding groove 12 is formed beside the alignment plate 21, and the length direction of the sliding groove 12 is the same as the sliding direction of the alignment plate 21; the right bottom of the alignment plate 21 along the direction of illustration is provided with a limiting piece 211, one end of the limiting piece 211 is fixedly connected to the alignment plate 21, and the other end extends to the notch of the chute 12; the fixing assembly 22 comprises a fixing bolt 221 and a fixing block 222, the fixing block 222 is of a convex shape, the section of the chute 12 is also of a convex shape, and the fixing block 222 is in sliding connection with the chute 12; the fixing bolt 221 is inserted into the limiting piece 211 and is screwed on the top wall of the fixing block 222.

The implementation principle of the steel member clamping and cutting device provided by the embodiment of the application is as follows: before cutting, an operator firstly determines the length of the steel member according to actual construction requirements, then adjusts the sliding distance of the alignment plate 21 so that the distance from the alignment plate 21 to the cutting device 4 is just the required cutting length of the steel member, then tightens the fixing bolt 221 and fixes the limiting piece 211 together with the alignment plate 21 on the table surface of the workbench 1; the operator then selects the manner of clamping and fixing according to the type of steel member: if the steel members such as angle steel, channel steel and I-steel are provided with straight walls and are easy to clamp, clamping plates 311 and pressing plates 322 are selected to be matched and clamped; if the deformed steel or steel pipe and the like do not have steel members capable of clamping the straight wall, the pipe abutting assembly 33 is matched with the pressing plate 322 to abut against, after cutting is finished, if the same batch of steel members are required to be cut, the position of the alignment plate 21 is kept still, and the next steel member is continuously fixed and cut; if it is required to cut steel members of different lengths, the sliding distance of the alignment plate 21 is adjusted by the fixing assembly 22.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. The utility model provides a steel member centre gripping cutting equipment, includes workstation (1) and installs cutting device (4) on workstation (1), its characterized in that: a clamping device (3) is fixedly arranged in front of the cutting device (4);

the clamping device (3) comprises a mounting frame (11), a transverse clamping mechanism (31) and a longitudinal abutting mechanism (32); the transverse clamping mechanism (31) comprises at least three clamping plates (311), a connecting rod (312) and a driving assembly; the clamping plates (311) are arranged in the mounting frame (11) and are arranged right below the cross rod (112) of the mounting frame (11) in parallel; the connecting rods (312) penetrate through all the clamping plates (311) and are connected with the clamping plates (311) in a sliding manner; the longitudinal abutting mechanism (32) is arranged on the cross rod of the mounting frame (11).

2. A steel member gripping and cutting apparatus as claimed in claim 1 wherein: the clamping plates (311) are electromagnets, and the magnetic poles of the side walls of every two adjacent clamping plates (311) are the same.

3. A steel member gripping and cutting apparatus as claimed in claim 1 wherein: the drive assembly includes a conductive jaw (313) and a transverse electric cylinder (314); the head of the conduction claw (313) is fixedly connected with the transverse electric cylinder (314), and the support leg of the conduction claw (313) is fixedly connected with the side wall of the outermost clamping plate (311).

4. A steel member gripping and cutting apparatus as claimed in claim 1 wherein: the vertical tight mechanism (32) of supporting includes clamp plate (322) and vertical electric jar (321), the diapire of clamp plate (322) is just to the roof of splint (311), the roof of clamp plate (322) is with the output shaft fixed connection of vertical electric jar (321), the output shaft vertical setting of vertical electric jar (321), and cylinder body fixed connection is on mounting bracket (11).

5. A steel member gripping and cutting apparatus as claimed in claim 4 wherein: a pair of pipe abutting assemblies (33) are oppositely arranged on the side wall of the mounting frame (11), each pipe abutting assembly (33) comprises an abutting electric cylinder (331) and an abutting plate (332), the cylinder body of each abutting electric cylinder (331) is fixedly connected to the mounting frame (11), the abutting plates (332) are fixedly arranged on the output shaft of each cylinder body, and the two abutting plates (332) are parallel to each other and face each other; the bottom wall of the abutting plate (332) is flush with the top wall of the clamping plate (311).

6. A steel member gripping and cutting apparatus as claimed in claim 1 wherein: still be equipped with alignment mechanism (2) before clamping device (3), alignment mechanism (2) are including aligning board (21) and fixed subassembly (22), perpendicular sliding connection of aligning board (21) is on workstation (1), and slip direction is perpendicular with connecting rod (312), fixed subassembly (22) set up in aligning board (21) one side, and with workstation (1) sliding connection for spacing aligning board (21).

7. The steel member gripping and cutting apparatus as recited in claim 6 wherein: the fixing component (22) is in sliding connection with the workbench (1); the outer side of the bottom of the alignment plate (21) is provided with a limiting piece (211) corresponding to the fixing component (22); the fixing assembly (22) comprises a fixing bolt (221) and a fixing block (222) which slide; the fixing bolt (221) penetrates through the limiting piece (211) and is in threaded connection with the fixing block (222).