Angle shearing bending machine for channel steel processing and processing method
Technical Field
The invention relates to the field of steel processing equipment, in particular to a shearing angle bending machine for processing channel steel and a processing method.
Background
The channel steel is a long steel bar with a groove-shaped section, belongs to carbon structural steel for construction and machinery, and is a steel bar with a complex section, and the section of the channel steel is in a groove shape. The channel steel is mainly used for building structures, curtain wall engineering, mechanical equipment, vehicle manufacturing and the like.
The bender is the equipment of bending section bars such as panel, round steel, square steel, steel pipe according to certain angle, and the bender among the prior art can't bend the channel-section steel, if use the mould to bend, to the requirement of different bending angle, will make different moulds, and manufacturing cost is higher.
At present, the following defects exist for the existing channel steel bending machine: 1. the existing channel steel bending machine usually adopts a roller matching mode to bend channel steel by a certain angle, and the method ensures that the bent part has radian and can not bend the channel steel needing a right angle; 2. the existing channel steel bending machine lacks support at a shear angle in the use process, is easy to cause deformation in the channel steel machining process, and has the advantages of lower quality of the machined channel steel and high machining defective rate.
Disclosure of Invention
Technical problem to be solved
The bending method can solve the problems that the conventional channel steel bending machine usually adopts a roller matching mode to bend channel steel for a certain angle, the method causes the bending position to have radian, the bending of the channel steel needing a right angle cannot be finished, and the like, and the conventional channel steel bending machine can solve the problems that the channel steel is easy to deform in the processing process due to the lack of support for the shearing angle in the use process, the processed channel steel has low quality, the processing failure rate is high, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the angle shearing bending machine for channel steel processing comprises a supporting device, a bending device, an angle shearing device and a fixing device, wherein the cross section of the supporting device is of a Chinese character 'hui' shape structure, the bending device is arranged on the inner end face of the left side of the supporting device, the fixing device is arranged on the inner end face of the right side of the supporting device, and the angle shearing devices are symmetrically arranged in the front and back of the supporting device.
The supporting device comprises a supporting plate, a bottom plate, a top plate and limiting mechanisms, wherein the supporting plate is arranged on the end surfaces of two sides of the bottom plate, the top plate is arranged between the upper sides of the supporting plates, and the limiting mechanisms are symmetrically arranged on the upper end surface of the bottom plate; and (4) placing the channel steel to be processed on the bottom plate, and fixing the channel steel through a limiting mechanism.
The bending device comprises a chute plate, a sliding rod, an electric sliding block and a clamping mechanism, wherein the chute plate is mounted on the inner end face of the left side of the supporting plate, the section of the chute plate is of a triangular structure, an arc groove is formed in the chute plate, the sliding rod is mounted on the arc groove, the electric sliding block is mounted on the sliding rod, and the clamping mechanism is mounted on the electric sliding block; the end of the channel steel is fixed by the clamping mechanism, and the clamping mechanism is driven by the electric slider to bend the channel steel by 90 degrees.
The angle shearing device comprises a fixing plate, an air cylinder, a knife rest and cutting tools, wherein the fixing plate is symmetrically arranged on the front inner end surface and the rear inner end surface of the top plate, the section of the fixing plate is of a trapezoidal structure, the air cylinder is arranged on the inclined surface of the fixing plate, the knife rest is arranged on the movable end of the air cylinder, the cutting tools are arranged on the knife rest, and an included angle of 90 degrees is formed between the cutting tools; the cutting tool is driven by the cylinder to cut out 90-degree triangular empty grooves on two sides of the channel steel.
The fixing device comprises a fixing block, an electric telescopic rod, a movable plate, a limiting plate, a pressing plate, a compression spring and a shear angle supporting structure, wherein the fixing block is installed on the inner end surface of the right side of the top plate; make the clamp plate compress tightly the channel-section steel through electric telescopic handle, reach the purpose of fixed channel-section steel, utilize simultaneously to cut angle bearing structure to support angle department, make the purpose that the channel-section steel warp when reaching the angle of preventing to cut.
As a preferred technical scheme of the invention: the limiting mechanism comprises a limiting block, a limiting spring rod, a movable plate and rollers, the limiting block is mounted on the upper end face of the bottom plate, an I-shaped groove is formed in the limiting block, the limiting spring rods are symmetrically mounted in the I-shaped groove, the movable plate is mounted at the movable end of each limiting spring rod, the movable plate is connected with the limiting block in a sliding clamping groove matching mode, and the rollers are uniformly mounted between the movable plates through bearings; the roller is tightly attached to the channel steel by using the limiting spring rod, and the channel steel is conveyed inwards along the roller manually.
As a preferred technical scheme of the invention: the clamping mechanism comprises a flitch, a screw rod, a rotary table and a clamping frame, the clamping frame is mounted on the electric slide block, the section of the clamping frame is of a U-shaped structure, the screw rod is symmetrically mounted on the upper side of the clamping frame in a screw rod matching mode, the rotary table is mounted on the upper end surface of the screw rod, and the flitch is mounted on the lower end surface of the screw rod; the turnplate is manually rotated, and the flitch is driven by the lead screw to tightly press the end of the channel steel.
As a preferred technical scheme of the invention: the shear angle supporting structure comprises an electric rod I, an electric rod II, supporting blocks and a shear angle pressing plate, wherein the electric rod I is installed on the left end face of the left side limiting plate, the supporting blocks are installed on the movable ends of the electric rod I, the electric rod II is symmetrically installed in front of and behind the supporting blocks, the shear angle pressing plate is installed on the movable ends of the electric rod II, and the section of the shear angle pressing plate is of a triangular structure; the supporting block is conveyed to the corner cut position by the first electric rod, and the corner cut pressing plate is attached to the corner cut position from the inner side by the second electric rod, so that the purpose of supporting the corner cut position and preventing channel steel from deforming is achieved.
As a preferred technical scheme of the invention: the cutting tool has a triangular structure in cross section.
As a preferred technical scheme of the invention: and rubber layers are arranged on the inner end surface of the lower side of the clamping frame and the lower end surface of the flitch.
As a preferred technical scheme of the invention: the specific processing method of the angle shearing bending machine for processing channel steel comprises the following steps:
s1, placing the channel steel to be processed on the bottom plate, fixing the channel steel through a limiting mechanism, and conveying the channel steel inwards to the position of the clamping mechanism along the roller;
s2, manually rotating the turntable, and driving the flitch through the lead screw to enable the flitch to tightly press the end of the channel steel;
s3, enabling the pressing plate to tightly press the channel steel through the electric telescopic rod to achieve the purpose of fixing the channel steel, meanwhile, enabling the first electric rod to send the supporting block to the corner cutting position, enabling the corner cutting pressing plate to be attached to the corner cutting position from the inner side through the second electric rod to achieve the purpose of supporting the corner cutting position and preventing the channel steel from deforming;
s4, driving a cutting tool to cut 90-degree triangular empty grooves on two sides of the channel steel through an air cylinder, and pushing out the cut steel through a second electric rod;
and S5, driving the clamping mechanism through the electric slide block to bend the channel steel by 90 degrees, and after finishing processing, loosening the flitch and the pressing plate to take out the channel steel from the front side and the rear side.
(III) advantageous effects
1. According to the angle-shearing bending machine for processing the channel steel, the triangular empty grooves with the angle of 90 degrees can be cut at two sides of the channel steel firstly, then the channel steel is bent, the triangular empty grooves are closed, and the purpose of processing the channel steel with a right-angle structure is achieved; the shear angle supporting structure utilizing the triangular shape supports the shear part, prevents the channel steel from deforming, and can also utilize the shear angle supporting structure to push out the cut steel after the shear is completed, thereby realizing multiple functions.
2. According to the angle shearing bending machine for processing the channel steel, the angle shearing device is used for cutting the two sides of the channel steel into the 90-degree triangular empty grooves by the aid of the cutting tool, and the electric sliding block is used for driving the ends of the channel steel to move along the sliding rods, so that the channel steel is bent by 90 degrees, and the requirement for the channel steel with a right angle is met.
3. According to the angle shearing bending machine for channel steel processing, the angle shearing pressing plate is tightly attached to the angle shearing position from the inner side by the aid of the angle shearing supporting structure and the electric rod II, so that the angle shearing position is supported, the channel steel is prevented from being deformed, the quality of the processed channel steel is improved, and the processing defective rate is reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 of the present invention;
fig. 4 is a partial enlarged view of fig. 2 of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, the angle shearing bending machine for channel steel processing comprises a supporting device 1, a bending device 2, an angle shearing device 3 and a fixing device 4, wherein the cross section of the supporting device 1 is of a structure shaped like a Chinese character 'hui', the bending device 2 is installed on the inner end face of the left side of the supporting device 1, the fixing device 4 is installed on the inner end face of the right side of the supporting device 1, and the angle shearing devices 3 are symmetrically installed on the front and back of the supporting device 1.
The supporting device 1 comprises a supporting plate 11, a bottom plate 12, a top plate 13 and a limiting mechanism 14, wherein the supporting plate 11 is arranged on the end surfaces of two sides of the bottom plate 12, the top plate 13 is arranged between the upper sides of the supporting plates 11, and the limiting mechanisms 14 are symmetrically arranged on the upper end surface of the bottom plate 12; the channel steel to be processed is placed on the bottom plate 12, and the channel steel is fixed through the limiting mechanism 14.
The bending device 2 comprises a chute plate 21, a slide bar 22, an electric slider 23 and a clamping mechanism 24, the chute plate 21 is mounted on the inner end face of the left side of the supporting plate 11, the section of the chute plate 21 is of a triangular structure, an arc groove is formed in the chute plate 21, the slide bar 22 is mounted on the arc groove, the electric slider 23 is mounted on the slide bar 22, and the clamping mechanism 24 is mounted on the electric slider 23; the end of the channel steel is fixed by the clamping mechanism 24, and the clamping mechanism 24 is driven by the electric slider 23 to bend the channel steel by 90 degrees.
The angle shearing device 3 comprises a fixing plate 31, an air cylinder 32, a knife rest 33 and cutting tools 34, the fixing plate 31 is symmetrically arranged on the front inner end surface and the rear inner end surface of the top plate 13, the section of the fixing plate 31 is of a trapezoidal structure, the air cylinder 32 is arranged on the inclined surface of the fixing plate 31, the knife rest 33 is arranged on the movable end of the air cylinder 32, the cutting tools 34 are arranged on the knife rest 33, the section of each cutting tool 34 is of a triangular structure, and an included angle of 90 degrees is formed between the cutting tools; the cutting tool 34 is driven by the air cylinder 32 to cut out a 90-degree triangular empty groove on two sides of the channel steel.
The fixing device 4 comprises a fixing block 41, an electric telescopic rod 42, a movable plate 43, a limiting plate 44, a pressing plate 45, a compression spring 46 and a shear angle supporting structure 47, the fixing block 41 is mounted on the inner end surface of the right side of the top plate 13, the electric telescopic rod 42 is mounted on the lower end surface of the fixing block 41, the movable plate 43 is mounted on the movable end of the electric telescopic rod 42, the limiting plates 44 are symmetrically mounted on the movable plate 43 in a sliding fit mode, the pressing plate 45 is mounted on the lower end surface of the limiting plate 44, the compression spring 46 is uniformly mounted between the pressing plate 45 and the limiting plate 44, and the shear angle supporting structure 47 is mounted; make clamp plate 45 compress tightly the channel-section steel through electric telescopic handle 42, reach the purpose of fixed channel-section steel, utilize angle of shear bearing structure 47 to support angle of shear department simultaneously, make the purpose that the channel-section steel warp when reaching the angle of shear.
The limiting mechanism 14 comprises a limiting block 141, a limiting spring rod 142, a moving plate 143 and rollers 144, the limiting block 141 is mounted on the upper end face of the bottom plate 12, an I-shaped groove is formed in the limiting block 141, the limiting spring rods 142 are symmetrically mounted in the I-shaped groove, the moving plate 143 is mounted on the movable end of the limiting spring rod 142, the moving plate 143 is connected with the limiting block 141 in a sliding clamping groove matching mode, and the rollers 144 are uniformly mounted between the moving plates 143 through bearings; the roller 144 is tightly attached to the channel steel by the limiting spring rod 142, and the channel steel is conveyed inwards along the roller 144 manually.
The clamping mechanism 24 comprises a pasting plate 241, a screw rod 242, a turntable 243 and a clamping frame 244, the clamping frame 244 is mounted on the electric slider 23, the section of the clamping frame 244 is of a U-shaped structure, the screw rods 242 are symmetrically mounted on the upper side of the clamping frame 244 in a screw rod matching mode, the turntable 243 is mounted on the upper end surface of the screw rod 242, the pasting plate 241 is mounted on the lower end surface of the screw rod 242, and rubber layers are mounted on the inner end surface of the lower side of the clamping frame 244 and the lower end surface of the pasting plate 241; the turntable 243 is manually rotated, and the pasting plate 241 is driven through the lead screw 242, so that the pasting plate 241 presses the end of the channel steel.
The shear angle supporting structure 47 comprises a first electric rod 471, a second electric rod 472, a supporting block 473 and a shear angle pressing plate 474, the first electric rod 471 is installed on the left end surface of the left side limiting plate 44, the supporting block 473 is installed on the movable end of the first electric rod 471, the second electric rod 472 is symmetrically installed on the supporting block 473 in front and back, the shear angle pressing plate 474 is installed on the movable end of the second electric rod 472, and the section of the shear angle pressing plate 474 is of a triangular structure; the supporting block 473 is sent to the corner cutting position by the first electric rod 471, and the corner cutting pressing plate 474 is tightly attached to the corner cutting position from the inner side by the second electric rod 472, so that the purpose of supporting the corner cutting position and preventing the channel steel from deforming is achieved.
In addition, the invention also provides a specific processing method of the angle shearing bending machine for processing channel steel, which comprises the following steps:
s1, placing the channel steel to be processed on the bottom plate 12, fixing the channel steel through the limiting mechanism 14, and conveying the channel steel inwards to the position of the clamping mechanism 24 along the roller 144;
s2, manually rotating the turntable 243 to drive the attachment plate 241 through the lead screw 242, so that the attachment plate 241 presses the end of the channel steel;
s3, enabling the pressing plate 45 to press the channel steel through the electric telescopic rod 42 to achieve the purpose of fixing the channel steel, meanwhile, enabling the first electric rod 471 to convey the supporting block 473 to the corner cutting position, enabling the corner cutting pressing plate 474 to be attached to the corner cutting position from the inner side through the second electric rod 472 to achieve the purpose of supporting the corner cutting position and preventing the channel steel from deforming;
s4, the cutting tool 34 is driven by the air cylinder 32 to cut out a 90-degree triangular empty groove on two sides of the channel steel, and the two sides of the channel steel are driven by the electric rod II 472
Pushing out the cut steel;
and S5, driving the clamping mechanism 24 through the electric slider 23 to bend the channel steel by 90 degrees, and after the channel steel is machined, loosening the flitch 241 and the pressing plate 45 to take out the channel steel from the front side and the rear side.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.