CN108555134B

CN108555134B - Cold-formed keel machine for thin-wall light steel processing

Info

Publication number: CN108555134B
Application number: CN201810725255.2A
Authority: CN
Inventors: 任云飞; 张洋
Original assignee: Chengdu Linjian Technology Co ltd
Current assignee: Sichuan Tengyuehui Construction Engineering Co ltd
Priority date: 2018-07-04
Filing date: 2018-07-04
Publication date: 2023-12-15
Anticipated expiration: 2038-07-04
Also published as: CN108555134A

Abstract

The invention discloses a cold-formed keel machine for processing thin-wall light steel, which belongs to the technical field of steel processing equipment and comprises a main frame and a main base, wherein a punching part, a rolling and bending part, a chamfering forming part, a supporting forming part and a closing-up cutting part are sequentially arranged on the main base, and a material passage is penetrated between the punching part, the rolling and bending part, the chamfering forming part, the supporting forming part and the closing-up cutting part; the stamping part comprises an A frame, a plurality of stamping components are arranged in the A frame, and each stamping component corresponds to the feeding channel; the rolling bending part comprises a plurality of bending carrier rollers and bending compression rollers, the chamfering forming part comprises a plurality of chamfering carrier rollers and chamfering compression rollers, and the supporting forming part comprises a plurality of supporting limit rollers and supporting carrier rollers; the bending carrier roller, the chamfering carrier roller and the supporting carrier roller are all arranged in parallel along the linear direction of the feeding channel; the closing-in cutting part comprises an A base and a cutting assembly, so that the problems of infirm product, low processing efficiency and low product yield of thin-wall light steel in the prior art are solved.

Description

Cold-formed keel machine for thin-wall light steel processing

Technical Field

The invention belongs to the technical field of steel processing equipment, and particularly relates to a cold-formed keel machine for thin-wall light steel processing.

Background

The light steel structure is a young and very powerful steel structure system and has been widely used in the fields of general industry, agriculture, commerce and service buildings, such as office buildings, villas, warehouses, stadiums, entertainment, tourism buildings, low-rise multi-storey residential buildings and the like. With the increasing application of the light steel structure, the demand for the light steel structure is also increased very rapidly, so that the thin-wall light steel is also favored by the vast manufacturers.

The technology of applying the thin-wall light steel to the house construction is mature, the thin-wall light steel can be produced into qualified light steel finished products only by carrying out processing technologies such as precise punching, roll forming, closing-in cutting and the like, the processing precision of the light steel finished products is particularly important, otherwise, the problem of unmatched assembly in the later assembly process can be caused.

At present, the existing molding keel machine on the market has the following defects:

(1) In the stamping process, stamping gaps are imperfect, stamping is incomplete, some parts are not fully punched, and stamping hole positions are inconsistent, so that the problem of difficult installation of thin-wall light steel in the later period is caused;

(2) After the thin-wall light steel is rolled and formed, the shaping structure of the thin-wall light steel is not firm enough, deformation is easy to occur in the later assembly process of the thin-wall light steel, and the assembly process cannot be smoothly carried out;

(3) The rolling force on the thin-wall light steel is insufficient, so that the precision of the modeling structure is insufficient;

(4) After the thin-wall light steel is processed, the thin-wall light steel can be more or less expanded, the yield of materials cannot be guaranteed, and the processing efficiency of the thin-wall light steel is low;

(5) In the cutting process of the thin-wall light steel, the thin-wall light steel is thinner and is easy to deform when being subjected to cutting force, so that the processing yield of the thin-wall light steel is lower.

Disclosure of Invention

In view of the above, the present disclosure provides a cold-formed keel machine for thin-walled light steel processing, which solves the above-mentioned shortcomings in the prior art.

The technical scheme adopted by the invention is as follows: the cold-formed keel machine for processing the thin-wall light steel comprises a main frame and a main base table positioned on the main frame, wherein a punching part, a rolling bending part, a chamfering forming part, a supporting forming part and a closing-up cutting part are sequentially arranged on the main base table along the same straight line direction;

the stamping part comprises an A frame, a plurality of stamping components are arranged in the A frame, and feeding channels of the stamping components are positioned in the same straight line direction; a feeding frame corresponding to the feeding channel is arranged on one side of the A frame;

The rolling bending part comprises a plurality of bending carrier rollers with different specifications and bending compression rollers positioned above the bending carrier rollers, the chamfering forming part comprises a plurality of chamfering carrier rollers with different specifications and chamfering compression rollers positioned above the chamfering carrier rollers, and the supporting forming part comprises a plurality of different supporting limit rollers and supporting carrier rollers positioned below the supporting limit rollers; the bending carrier roller, the chamfering carrier roller and the supporting carrier roller are arranged in parallel along the linear direction of the feeding channel, and carrier roller plates arranged on the main frame are arranged at the two ends of the bending carrier roller, the chamfering carrier roller and the supporting limiting roller in a rotating mode, and the two ends of the bending carrier roller, the chamfering carrier roller and the supporting limiting roller are assembled on the carrier roller plates through an adjusting mechanism;

the closing-in cutting part comprises an A base and cutting components positioned on the A base, the cutting components comprise two identical cutting parts which are symmetrically arranged, a cutting blade is arranged between the two cutting parts in a sliding mode, the cutting parts comprise side clamping plates arranged on the A base, the side clamping plates are provided with feeding slots corresponding to the feeding channels, the side clamping plates are provided with side stop blocks positioned on two sides of the feeding slots in a sliding mode, and the side stop blocks are provided with assembly components for limiting the side stop blocks; the cutting blade is provided with a power mechanism for driving the cutting blade to move.

Further, the stamping component comprises an upper base plate and a lower base plate, wherein at least one guide post is arranged on two sides of the lower base plate, and two sides of the lower base plate are provided with assembling notches; the upper base plate is provided with guide holes matched with the guide posts, the upper base plate is provided with a connecting seat, a connecting groove is formed in the connecting seat along the opening direction of the assembly notch, a spherical connector is arranged in the connecting groove, and a stamping oil cylinder for driving the spherical connector to move is arranged in the spherical connector.

Further, the stamping assembly further comprises a pressing plate, a fixing plate, an upper template, a lower template and four guide posts, wherein the four guide posts are symmetrically arranged between the upper substrate and the lower substrate, and a stamping channel communicated with the feeding channel is formed between the upper template and the lower template; the pressing plate, the fixing plate, the upper template and the lower template are sleeved on the four guide posts in sequence from the upper substrate to the lower substrate; at least one spring is arranged between the pressing plate and the fixed plate, and the pressing plate and the fixed plate are respectively connected with the upper base plate and the upper template; the upper base plate is provided with a pressure head, the pressure head is sleeved on the pressure plate, the fixed plate and the upper template, and the lower template and the lower base plate are provided with pressure holes corresponding to the pressure head.

Further, an upper bevel part is arranged between the rolling bending part and the chamfer forming part, the upper bevel part comprises an upper bevel carrier roller and upper bevel components respectively positioned above two ends of the upper bevel carrier roller, the upper bevel components comprise supporting seats symmetrically arranged at two ends of the upper bevel carrier roller, an upper bevel side roller and an upper bevel wheel disc are respectively rotatably arranged on the supporting seats, and the rotating axes among the upper bevel side roller, the upper bevel wheel disc and the upper bevel carrier roller enclose a triangle, and one vertex of the triangle corresponds to the upper bevel wheel disc.

Further, a lower bevel part is arranged between the chamfering forming part and the supporting forming part, the lower bevel part comprises a lower bevel carrier roller and a lower bevel component positioned above the lower bevel carrier roller, and the lower bevel carrier roller comprises a lower bevel rotating shaft and two lower bevel side wheels which are rotatably arranged on the lower bevel rotating shaft; the lower bevel assembly comprises a supporting frame and at least two sliding rods which are arranged on the supporting frame in a sliding manner, and each sliding rod is parallel to the lower bevel rotating shaft; the two sides of the supporting frame are respectively provided with a lower bevel wheel disc positioned between the two lower bevel side wheels in a rotating way; the rotating axis of the lower bevel wheel disc, the radial line of the lower bevel side wheel and the rotating axis of the lower bevel rotating shaft enclose a triangle, and one vertex of the triangle corresponds to the lower bevel wheel disc.

Further, an annular convex roller is arranged in the middle of the supporting roller; the two supporting and limiting rollers are respectively a first supporting and limiting roller and a second supporting and limiting roller; the first supporting and limiting roller comprises a first supporting rotating shaft and two side limiting wheels rotatably arranged on the first supporting rotating shaft, and the two side limiting wheels are respectively positioned on two sides of the annular convex roller; the second supporting and limiting roller comprises a second supporting rotating shaft and a middle limiting wheel arranged on the second supporting rotating shaft, the middle limiting wheel corresponds to the annular convex roller, and the second supporting rotating shaft is in transmission connection with a supporting carrier roller below the second supporting rotating shaft.

Further, the power mechanism comprises an A middle plate and an A top seat which are sequentially arranged above the A base in parallel, a plurality of A sliding columns are connected between the A top seat and the A base, and each A sliding column is movably sleeved with the A middle plate; the middle plate in the A is provided with an A oil cylinder for driving the middle plate to move;

the assembly comprises a push plate positioned at two sides of the cutting assembly, one side of the push plate is connected with the side stop block, an A spring is arranged between the side of the push plate and the side clamping plate, a limiting plate which is abutted against the side of the push plate is arranged at the other side of the push plate, and the limiting plate is connected with the middle plate in the A; the middle part of the push plate is provided with a through groove, an axle is arranged in the through groove, and the axle is connected to the side stop block; the two ends of the wheel shaft are rotatably provided with rollers, and the rollers are abutted against the limiting plates.

Further, a closing-up deviation correcting part is arranged between the support forming part and the closing-up cutting part, the closing-up deviation correcting part comprises a B base, a B base is arranged on the B base, a pressing block matched with the B base is arranged right above the B base, and side pressure components are arranged on two sides of the B base; a B middle plate and a B top seat are sequentially arranged above the B base in parallel, a plurality of B sliding columns are connected between the B base and the B top seat, and each B sliding column is movably sleeved with the B middle plate; the B top seat is provided with a B oil cylinder for driving the B middle plate to slide, one side of the B middle plate is connected with a sliding block, the end part of the sliding block is connected with the top pressing block, and the sliding block is movably sleeved with a bearing plate; the side pressure assembly comprises two support plates and a side pressure block rotatably arranged between the two support plates, and two ends of the support plates are respectively connected with the bearing plate and the base B; the end part of the side pressing block is hinged with a connecting block, and the end part of the connecting block is connected with the middle plate in the B.

Further, rebound components are arranged on two sides of the bearing plate, each rebound component comprises a bolt rod which is arranged on the bearing plate in a sliding mode, one end of each bolt rod is connected with the corresponding pressing block, and a B spring is sleeved between the other end of each bolt rod and the bearing plate; the middle plate in the step B is provided with a clearance hole matched with the bolt rod;

The bolt rod is movably sleeved with a first sliding sleeve, and the first sliding sleeve is connected to the bearing plate; and two ends of the B spring are respectively abutted against the first sliding sleeve and the bolt head of the bolt rod.

Further, one side of the cutting assembly is provided with a material guiding assembly, the other side of the cutting assembly is provided with a discharging groove plate, and the material guiding assembly and the discharging groove plate are respectively corresponding to the material feeding groove holes; the material guiding assembly comprises a lower bracket and two upper brackets, wherein the two upper brackets are symmetrically arranged on the upper side of the material feeding slot hole, at least one upper rotating shaft is arranged between the two upper brackets, and an upper guide wheel is rotatably arranged on the upper rotating shaft; the lower side of the lower bracket is provided with a lower rotating shaft, a lower guide wheel is rotatably arranged on the lower rotating shaft, and a guide wheel slot hole matched with the lower guide wheel is formed in the lower bracket; the two sides of the lower support are both rotatably provided with side guide wheels, and the side guide wheels are matched with the side edges of the feeding slots.

The beneficial effects of the invention are as follows:

1. by adopting the punching part disclosed by the invention, a plurality of punching components are arranged on the feeding channel, and each punching component can punch different types of holes on the thin-wall light steel so as to meet the processing requirement on the thin-wall light steel;

2. The connecting seat with the connecting slot is arranged on the upper substrate of the stamping assembly, and the assembling slots are formed in the two sides of the lower substrate of the stamping assembly, so that the stamping assembly can be quickly assembled inside the frame, the connecting seat can be quickly assembled on the spherical connecting head of the driving cylinder body, and the assembling convenience of the whole mechanism is improved;

3. the main frame is sequentially provided with a rolling bending part, a chamfering forming part and a supporting forming part, all the parts respectively carry out rolling processing, chamfering processing and limiting forming processing on the thin-wall light steel so as to realize the basic rolling forming on the thin-wall light steel, and the upper corner bending part and the lower corner bending part are respectively formed by bending the thin-wall light steel at the corners in the forming process so as to ensure that the structure after the forming can meet the design requirement, and the structure is firm, and the thin-wall light steel cannot deform in the later assembly process;

4. when the closing-in deviation correcting part disclosed by the invention is adopted, when the thin-wall light steel is fed between the B base station and the pressing block, the B oil cylinder drives the B middle plate to slide, and the B middle plate pulls the side pressing assembly in the sliding process, and the side pressing block in the side pressing assembly is pressed on the side wall surface of the thin-wall light steel so as to close and correct the partially opened part of the side pressing assembly, so that the yield of processing and forming the thin-wall light steel is improved;

5. When the thin-wall light steel enters the lower part of the cutting blade through the feeding groove hole, the A middle plate is driven by the power source to rapidly move, the A middle plate drives the cutting blade to move towards the thin-wall light steel and cut the thin-wall light steel, the side stop blocks are arranged on two sides of the cutting part and are movably assembled with the side clamping plates, and when internal clamping occurs, the side stop blocks on the two sides are rapidly withdrawn to detach, so that the residual materials at the clamping part can be rapidly cleaned, and compared with the traditional cutting mechanism, the problem of lower processing efficiency caused by clamping can be solved.

Drawings

Fig. 1 is a schematic view of the overall structure of a cold-formed keel machine for thin-walled light steel processing as disclosed in the present invention;

fig. 2 is a schematic view of the overall structure of a stamping mechanism in a cold-formed keel machine for thin-wall light steel processing disclosed in the invention;

FIG. 3 is a schematic view of the overall structure of the punching assembly of FIG. 2;

fig. 4 is a schematic view of a feed frame in a cold-formed keel machine for thin-walled light steel processing in accordance with the present disclosure;

fig. 5 is a schematic view of a roll bending portion of a cold-formed keel machine for thin-walled light steel processing in accordance with the present invention;

FIG. 6 is a schematic view of the structure of a chamfer forming section in the cold-formed keel machine for thin-wall light steel tooling as disclosed in the present invention;

fig. 7 is a schematic view of the structure of a support forming part in a cold-formed keel machine for thin-walled light steel processing disclosed in the invention;

fig. 8 is a schematic view of the structure of an upper folded corner in a cold-formed keel machine for thin-walled light steel processing as disclosed in the present invention;

fig. 9 is a schematic view of the structure of the lower folded corner in the cold-formed keel machine for thin-walled light steel processing disclosed in the present invention;

fig. 10 is a schematic view of an auxiliary corner in a cold-formed keel machine for thin-walled light steel processing in accordance with the present disclosure;

FIG. 11 is a schematic view of the overall structure of a necking and correcting portion in the cold-formed keel machine for thin-wall light steel processing disclosed by the invention;

fig. 12 is a schematic diagram of a front structure of a necking deviation rectifying part in a cold-formed keel machine for thin-wall light steel processing, which is disclosed by the invention;

FIG. 13 is a schematic view of the side pressure assembly of FIG. 12;

FIG. 14 is a schematic view of the internal partial structure of FIG. 12;

fig. 15 is a schematic view of the overall structure of a necking and cutting part in a cold-formed keel machine for thin-wall light steel processing in accordance with the present invention;

Fig. 16 is a schematic view of a cutting assembly of a closing-in cutting section of a cold-formed keel machine for thin-walled light steel processing in accordance with the present disclosure;

fig. 17 is a schematic view showing the internal structure of a cutting assembly of a cutting part in a cold-formed keel machine for thin-walled light steel processing in accordance with the present invention;

fig. 18 is a schematic view of the structure of an adjusting mechanism in the cold-formed keel machine for thin-walled light steel processing disclosed in the present invention.

Detailed Description

Exemplary embodiments will be described in detail below, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

Unless otherwise indicated, the use of orientation terms such as "upper and lower" are generally defined in terms of normal operation of the cold roll forming keel machine provided by exemplary embodiments of the present disclosure, and "inner and outer" refer to the inner and outer of the respective component profiles.

As shown in fig. 1, the invention discloses a cold-formed keel machine for processing thin-wall light steel, which comprises a main frame 1 and a main base table positioned on the main frame 1, wherein the main frame 1 and the main base table are horizontally arranged when in a normal working state, and a punching part 2, a rolling bending part 3, a chamfering forming part 4, a supporting forming part 5 and a closing-up cutting part 6 are sequentially arranged on the main base table along the same straight line direction; after raw materials of the thin-wall light steel sequentially pass through the stamping part 2, the rolling bending part 3, the chamfering forming part 4, the supporting forming part 5 and the closing-in cutting part 6, the thin-wall light steel can be produced and can be applied to skeleton assembly of building.

As shown in fig. 2 and fig. 4, an overall structural schematic diagram of a stamping part 2 is disclosed, the stamping part 2 includes an a frame 201, a plurality of stamping assemblies 205 are arranged in the a frame 201, the feeding channels of the stamping assemblies 205 are located in the same straight line direction, each stamping assembly 205 is used for stamping different hole patterns on thin-wall steel materials, the stamping channels, the feeding slots 202 and the discharging slots of each stamping assembly 205 are located in the same straight line direction and are communicated with the feeding channels, and the thin-wall steel materials can be moved along the feeding channels to process different types of stamping holes; one side of the A frame 201 is provided with a feeding frame 204 corresponding to the feeding channel, two sides of the feeding frame 204 are provided with at least one guide wheel 203, the guide wheels 203 on two sides limit the thin-wall steel, and the guide wheels 203 are positioned on two side edge directions of the feeding channel to prevent the thin-wall steel from shaking left and right in the normal feeding process, so that punching holes on the thin-wall steel are more accurate; the two sides of the frame a 201 are respectively provided with a feeding slot hole 202 and a discharging slot hole, the feeding slot hole 202 and the discharging slot hole correspond to the feeding channel, the feeding slot hole 202 corresponds to the feeding frame 204, the discharging frame can be correspondingly arranged below the discharging slot hole, the two sides of the discharging frame are respectively provided with a guide wheel 203, and the guide wheels 203 are used for feeding the thin-wall light steel to the next procedure.

As shown in fig. 5, the rolling bending portion 3 includes a plurality of bending carrier rollers 301 with different specifications and bending press rollers located above the bending carrier rollers 301, where the bending carrier rollers 301 with different specifications are that the shape structures of the bending carrier rollers 301 are substantially the same, and the bending carrier rollers 301 are used for carrying thin-wall light steel; the bending press roller is matched with the bending carrier roller 301 to roll and bend the thin-wall light steel; preferably:

the middle part of each bending carrier roller 301 is provided with a bending ring groove, the width of the bending ring groove is slightly smaller than that of the thin-wall light steel, the specific size of the bending ring groove is determined according to the bending part of the thin-wall light steel, the side walls of the two sides of the bending ring groove are obliquely arranged at an angle a, the angle a is the included angle between the side wall of the bending ring groove and the bottom surface of the bending ring groove, the values of the angle a in each bending carrier roller 301 are different, the bending carrier rollers 301 are distributed along the direction of a material conveying channel of the thin-wall light steel, the angle a in each bending carrier roller 301 is gradually increased along the direction of the distribution, and the thin-wall light steel can be gradually bent along with the material conveying of the thin-wall light steel on the bending carrier rollers 301 so as to realize bending of the thin-wall light steel; the bending press roller comprises a bending rotating shaft 302 and two bending press rollers 303 which are rotatably arranged on the bending rotating shaft 302, the two bending press rollers 303 respectively correspond to two sides of the bending ring groove, namely, the contour edges of the two bending press rollers 303 respectively correspond to two side walls of the bending ring groove, and along with the material feeding process of the thin-wall light steel, the bending press rollers 303 can roll and bend the thin-wall light steel. Preferably, in this embodiment, the bending rollers 301 are provided with four, and the corresponding bending rollers are also provided with four, which are respectively a first bending roller, a second bending roller, a third bending roller and a fourth bending roller, where the structural shapes of the first bending roller and the third bending roller are the same, the structural shapes of the second bending roller and the fourth bending roller are the same, and the outer diameters of the bending rollers 303 in the first bending roller and the third bending roller are greater than the outer diameters of the bending rollers 303 in the second bending roller and the fourth bending roller, so as to reduce the overall length of the whole rolling bending portion 3.

As shown in fig. 6, the chamfer forming part 4 includes a plurality of chamfer rollers 401 with different specifications and a chamfer pressing roller above each chamfer roller 401, wherein the chamfer rollers 401 with different specifications are the same in shape and structure of the chamfer rollers 401, and the chamfer rollers 401 are also used for bearing thin-wall light steel; the chamfer compression roller is matched with the chamfer carrier roller 401, and the thin-wall light steel is also rolled and bent, preferably:

the middle part of the chamfering carrier roller 401 is provided with a chamfering ring groove, the width of the chamfering ring groove is smaller than the width of the thin-wall light steel after being rolled by the rolling bending part 3, the specific size of the chamfering carrier roller is determined according to the processing requirement of the thin-wall light steel on a folding bending part, the side walls of the two sides of the chamfering ring groove are obliquely arranged at an angle b, the angle b is an included angle between the side wall of the chamfering ring groove and the bottom surface of the chamfering ring groove, the values of the angle b in the chamfering carrier roller 401 are different, the chamfering carrier roller 401 is distributed along the feeding direction of the thin-wall light steel, the angle b in the chamfering carrier roller 401 is gradually increased along the distribution direction, and the thin-wall light steel can be gradually bent along with the feeding of the thin-wall light steel on the chamfering carrier roller 401 so as to realize the re-bending processing of the thin-wall light steel; the chamfering press roller comprises a chamfering rotating shaft 402 and two chamfering rollers 403 rotatably arranged on the chamfering rotating shaft 402, the two chamfering rollers 403 respectively correspond to two sides of the chamfering ring groove, namely, the contour edges of the two chamfering rollers 403 respectively correspond to two side walls of the chamfering ring groove, and along with the material conveying process of the thin-wall light steel, the chamfering rollers 403 can roll and bend the thin-wall light steel. Preferably, in the present embodiment, chamfer side rollers are rotatably disposed on two sides of the chamfer carrier roller 401, one side surface of the chamfer side roller is an inclined surface, and the chamfer ring groove is formed between the two chamfer side rollers; the chamfering press rollers are four and are identical; in order to realize the processing forming of the bulge structure on the bottom surface of the thin-wall light steel, the middle part of the chamfering carrier roller 401 is provided with an annular bulge, the chamfering carrier roller 401 is positioned close to one end part of the rolling forming part (namely, is positioned at the feeding port of the chamfering forming part 4), the middle parts of the rest chamfering carrier rollers 401 do not need to be provided with annular bulges, the chamfering press roller corresponding to the chamfering carrier roller 401 is provided with an annular groove matched with the annular bulge, and when the thin-wall light steel passes through the chamfering carrier roller 401, the annular bulge is matched with the annular groove, so that the bulge structure can be processed on the thin-wall light steel.

As shown in fig. 7, the supporting and forming part 5 comprises a plurality of different supporting and limiting rollers and supporting idler rollers 501 positioned below the supporting and limiting rollers; the supporting idler 501 is used for bearing thin-wall light steel, after the thin-wall light steel is sequentially rolled and formed through the rolling and bending part 3 and the chamfering forming part 4, the thin-wall light steel forms a U-shaped structure, and the supporting limiting rollers can limit and form side walls on two sides of the thin-wall light steel after being folded and bent so as to finish rolling and forming processing of the thin-wall light steel.

The bending carrier roller, the chamfering carrier roller and the supporting carrier roller 501 are all arranged in parallel along the linear direction of the feeding channel, and the carrier roller plates 7 arranged on the main frame 1 are all arranged at the two ends of the bending carrier roller, the chamfering carrier roller and the supporting limiting roller in a rotating mode, and the two ends of the bending carrier roller, the chamfering carrier roller and the supporting limiting roller are all assembled on the carrier roller plates 7 through an adjusting mechanism; as shown in fig. 18, the adjusting mechanism includes an adjusting plate 903 and a sliding column 904 slidably disposed on two sides of the adjusting plate 903, an end plate 902 is connected to an end portion of the sliding column 904, an adjusting bolt 901 is screwed on the end plate 902, the adjusting bolt 901 is rotatably disposed on the adjusting plate 903, and the sliding column 904 is assembled and connected to the corresponding carrier roller plate 7, so that the height positions of the bending press roller, the chamfering press roller or the supporting limit roller can be adjusted respectively.

As shown in fig. 15, the raw material of the thin-wall light steel is in a U-shaped steel structure after being processed by the punching part 2, the rolling bending part 3, the chamfering forming part 4 and the supporting forming part 5, the closing-in cutting part 6 comprises an a base 601 and cutting components positioned on the a base 601, the cutting components comprise two identical cutting parts which are symmetrically arranged, a cutting blade is slidably arranged between the two cutting parts, a gap is reserved between the two cutting parts, a cutting blade is slidably arranged in the gap, the cutting blade can cut and close the thin-wall light steel in a quick sliding process, the cutting parts comprise side clamping plates 602 arranged on the a base 601, the side clamping plates 602 are provided with feeding slots corresponding to the feeding channels, the feeding slots are matched with the U-shaped steel structure, the side clamping plates 602 are slidably provided with side stop blocks positioned at two sides of the feeding slots, the side stop blocks are provided with assembly components for limiting the side stop blocks, the end parts of the side stop blocks correspond to the side walls of the U-shaped steel, and the end surfaces of the side stop blocks are aligned with the side walls of the feeding blocks, so that the side stop blocks are communicated with the feeding slots through the feeding components and the inner channels of the cutting slots; the cutting blade is provided with a power mechanism for driving the cutting blade to move, and the power mechanism is used for driving the cutting blade to cut and close the thin-wall light steel.

As shown in fig. 3, the stamping assembly includes an upper substrate 20501 and a lower substrate 20502, the upper substrate 20501 and the lower substrate 20502 are both rectangular, at least one guide pillar 20503 is disposed on two sides of the lower substrate 20502, and two assembling slots 20504 are disposed on two sides of the lower substrate 20502; the upper substrate 20501 is provided with a guide hole matched with the guide pillar 20503, the upper substrate 20501 can slide freely along the axial direction of the guide pillar 20503, the upper substrate 20501 is provided with a connection seat 20505, the connection seat 20505 is fixed on the surface of the upper substrate 20501 through a screw, a connection groove 20506 is arranged on the connection seat 20505 along the opening direction of the assembly notch 20504, a spherical connector is arranged in the connection groove 20506, and the spherical connector is matched with the connection groove 20506. Preferably, in the present embodiment, one guide pillar 20503 is disposed on each side of the lower base plate 20502, and two guide pillars 20503 are located in the diagonal direction of the lower base plate 20502; the connecting groove 20506 is formed by a circular through hole at the lower part and a rectangular notch at the upper part, so that when the spherical connector is assembled to the end part of the driving cylinder, the spherical connector can be correspondingly installed in the connecting groove 20506 along with the assembly of the stamping part 2 to the corresponding position of the a frame 201, and meanwhile, the stamping part 2 can be driven to perform the stamping process through the spherical connector.

The A frame 201 is provided with a punching cylinder body, the A frame 201 is provided with a through hole corresponding to the connecting seat 20505, and the piston end of the punching cylinder body extends into the A frame 201 through the through hole and is connected with the spherical connector. Preferably, a threaded hole is arranged on the spherical connecting head, and the threaded hole is fixedly connected with the piston end of the stamping cylinder body through threads; the stamping cylinder body can adopt a hydraulic cylinder or a pneumatic cylinder, the expansion and contraction direction of the piston end of the stamping cylinder body is consistent with the movement direction of the stamping part 2, and the expansion and contraction of the piston end can drive the stamping part 2 to carry out stamping processing.

The stamping part 2 further includes a pressing plate 20507, a fixing plate 20508, an upper die plate 20509, a lower die plate 20510, and four guide posts symmetrically disposed between the upper substrate 20501 and the lower substrate 20502, that is, the four guide posts are respectively disposed around the upper substrate 20501 and the lower substrate 20502, the stamping channel is formed between the upper die plate 20509 and the lower die plate 20510, and when the thin-wall light steel is disposed in the stamping channel, the upper die plate 20509 and the lower die plate 20510 are clamped with each other, so that the thin-wall light steel can be punched; the pressing plate 20507, the fixing plate 20508, the upper template 20509 and the lower template 20510 are sequentially sleeved on the four guide posts from the upper substrate 20501 to the lower substrate 20502; at least one spring is arranged between the pressing plate 20507 and the fixed plate 20508, and the pressing plate 20507 and the fixed plate 20508 are respectively connected with the upper substrate 20501 and the upper template 20509; the upper substrate 20501 is provided with a pressing head, the pressing head is sleeved on the pressing plate 20507, the fixed plate 20508 and the upper die plate 20509, namely, sleeve holes matched with the pressing head are formed in the pressing plate 20507, the fixed plate 20508 and the upper die plate 20509, and pressing holes corresponding to the pressing head are formed in the lower die plate 20510 and the lower substrate 20502, so that the pressing head can punch the thin-wall light steel. Preferably, six springs are installed between the pressing plate 20507 and the fixing plate 20508, mounting holes matched with the springs are formed at corresponding positions of the pressing plate 20507 and the fixing plate 20508, and the springs are sleeved in the corresponding mounting holes, and since the pressing plate 20507 is connected to the upper substrate 20501 and the fixing plate 20508 is connected to the upper die plate 20509, both ends of the springs are respectively abutted against the surfaces of the upper substrate 20501 and the upper die plate 20509, and when the punching assembly performs die assembly, the springs can provide restoring force for the springs. A plurality of guide pins are also provided between the pressure plate 20507 and the fixed plate 20508 to ensure that the pressure plate 20507 moves toward the fixed plate 20508.

To enable different types of punched holes to be machined, the ram may be provided in different shapes, be provided in cylindrical, rectangular, trapezoidal or other shapes.

As shown in fig. 8, an upper bevel portion 10 is provided between the rolling bending portion 3 and the chamfer forming portion 4, and the upper bevel portion 10 includes an upper bevel carrier roller 1001 and upper bevel components respectively located above two ends of the upper bevel carrier roller 1001; the upper bending part of the thin-wall light steel is subjected to angle bending processing under the action of the mutual matching of the upper angle bending component and the upper angle bending carrier roller 1001.

The upper bevel assembly comprises supporting seats 1002 symmetrically arranged at two ends of the upper bevel carrier roller 1001, the supporting seats 1002 are connected to the corresponding side surfaces of the carrier roller plate 7, upper bevel side rollers 1003 and upper bevel wheel discs 1004 are respectively arranged on the supporting seats 1002 in a rotating mode, preferably, the upper bevel side rollers 1003 are arranged on the bottom surface of the supporting seats 1002, the upper bevel wheel discs 1004 are arranged on the end surfaces of the supporting seats 1002, and the rotating axes among the upper bevel side rollers 1003, the upper bevel wheel discs 1004 and the upper bevel carrier roller 1001 enclose a triangle, and one vertex of the triangle corresponds to the upper bevel wheel discs 1004. Preferably, in the present embodiment, the upper bevel wheel 1004 is configured as a disc flying saucer, and an included angle between a rotation axis of the upper bevel wheel 1004 and a rotation axis of the upper bevel side roller 1003 is set to be 45 °, so that the upper bevel wheel 1004 can be pressed at a bevel position of the thin-wall light steel exactly; annular gaps are formed at two ends of the upper bevel carrier roller 1001, the annular gaps correspond to the upper bevel side roller 1003, and an upper bevel processing and forming channel of thin-wall light steel is formed at the junction of the upper bevel side roller 1003, the upper bevel wheel disc 1004 and the upper bevel carrier roller 1001.

As shown in fig. 9, a lower bevel portion 11 is disposed between the chamfer forming portion 4 and the support forming portion 5, the lower bevel portion 11 includes a lower bevel carrier roller and a lower bevel component disposed above the lower bevel carrier roller, and the lower bevel carrier roller includes a lower bevel rotating shaft 1101 and two lower bevel side wheels 1102 rotatably disposed on the lower bevel rotating shaft 1101; the lower bevel carrier roller comprises a lower bevel rotating shaft 1101 and two lower bevel side wheels 1102 rotatably arranged on the lower bevel rotating shaft 1101; the lower bevel assembly comprises a supporting frame 1103 and at least two sliding rods 1104 arranged on the supporting frame 1103 in a sliding way, and each sliding rod 1104 is parallel to the lower bevel rotating shaft 1101; lower bevel wheels 1105 are respectively arranged on two sides of the supporting frame 1103 in a rotating way and positioned between the two lower bevel side wheels 1102, and the lower bevel wheels 1105 are in a disc shape; the axis of the lower bevel wheel 1105, the radial line of the lower bevel side wheel 1102 and the axis of the lower bevel shaft 1101 enclose a triangle, and an apex of the triangle corresponds to the lower bevel wheel 1105. Preferably, the supporting frame 1103 comprises a top frame plate and a bottom frame plate, side frame plates arranged at two ends of the top frame plate and the bottom frame plate, the cross section of the bottom frame plate is triangular, and the two side surfaces of the bottom frame plate are rotatably provided with the lower bevel wheel disk 1105; the sliding rods 1104 are arranged on the top frame plate in a sliding manner, two ends of each sliding rod 1104 are respectively arranged on the adjusting mechanisms, and the adjusting mechanisms are arranged on the corresponding carrier roller plates 7. In this embodiment, the included angle between the rotation axes of the two lower bevel wheels 1105 is 90 °, and the included angle between the rotation axis of each lower bevel wheel 1105 and the rotation axis of the lower bevel carrier roller is 45 °, so that when the thin-wall light steel passes through the lower bevel carrier roller, the two lower bevel wheels 1105 respectively correspond to the two lower bevel side wheels 1102, so as to perform re-bevel forming on the lower portion of the thin-wall light steel.

As shown in fig. 7, an annular convex roller is arranged in the middle of the supporting roller 501, and supports the bottom of the thin-wall light steel; the two supporting and limiting rollers are respectively a first supporting and limiting roller and a second supporting and limiting roller; the first supporting and limiting roller comprises a first supporting rotating shaft 502 and two side limiting wheels 503 which are rotatably arranged on the first supporting rotating shaft 502, wherein the two side limiting wheels 503 are respectively positioned on two sides of the annular convex roller, namely the two side limiting wheels 503 can respectively abut against side walls of two sides of the thin-wall light steel, preferably, a bearing is arranged in the middle of the side limiting wheels 503 and sleeved on the first supporting rotating shaft 502, a tension spring 504 is sleeved on the first supporting rotating shaft 502, and two ends of the tension spring 504 are respectively connected with the two bearings, so that the side limiting wheels 503 can limit and form the side walls of the thin-wall light steel; the second supporting and limiting roller comprises a second supporting rotating shaft 505 and a middle limiting wheel 506 arranged on the second supporting rotating shaft 505, the width of the middle limiting wheel 506 is matched with the middle interval of the thin-wall light steel to ensure the forming accuracy of the thin-wall light steel, the middle limiting wheel 506 corresponds to the annular convex roller, the second supporting rotating shaft 505 is in transmission connection with a supporting carrier roller 501 below, preferably, a first gear is arranged on the second supporting rotating shaft 505, a second gear 507 meshed with the first gear is arranged on the supporting carrier roller 501, and meanwhile, the middle limiting wheel 506 on the second supporting rotating shaft 505 can assist in driving the thin-wall light steel to move in the rotating process of the second supporting rotating shaft 505; and an annular groove matched with the convex structure in the thin-wall light steel is formed on the side surface of the second supporting rotating shaft 505.

Through setting up first spacing roller of supporting and the spacing roller of second support can carry out spacing shaping to the both sides lateral wall of thin wall light steel respectively, preferably, be equipped with spacing pivot pole 508 and spacing pivot pole down respectively in the upper and lower both sides of thin wall light steel, go up spacing pivot pole 508 and the both ends of spacing pivot pole down all install in on main frame 1 through above-mentioned adjustment mechanism, and go up spacing pivot pole 508 and the tip of spacing pivot pole down all rotate with adjustment mechanism mutually and set up.

As shown in fig. 15, the power mechanism includes an a middle plate 603 and an a top seat 604 sequentially arranged in parallel above an a base 601, a plurality of a sliding columns 605 are connected between the a top seat 604 and the a base 601, and each a sliding column 605 is movably sleeved with the a middle plate 603; the a middle plate 603 is provided with an a cylinder for driving the movement thereof.

As shown in fig. 17, the assembly component includes a push plate 606 located at two sides of the cutting component, one side of the push plate 606 is connected with the side stop block 610, an a spring 609 is disposed between the side and the side clamping plate 602, a limiting plate 607 abutted against the side spring 609 is disposed at the other side, and the limiting plate 607 is connected with the a middle plate 603; a through groove is arranged in the middle of the push plate 606, a wheel shaft is arranged in the through groove, and the wheel shaft is connected to the side stop block 610; the two ends of the wheel shaft are rotatably provided with rollers, the rollers are abutted against the limiting plate 607, and when the A middle plate 603 drives the cutting blade 608 to rapidly move so as to cut the thin-wall light steel, the limiting plate 607 can relatively move relative to the push plate 606 under the action of the matched rollers. Since the cutting assembly comprises two cutting parts, each cutting part comprises a side clamping plate 602, two side check blocks 610 are arranged on the same side of the cutting assembly, the ends of the two side check blocks 610 are assembled and connected to the push plate 606, preferably, four A springs 609 are arranged, the four A springs 609 are respectively positioned at the corners around the push plate 606, the A springs 609 tightly support the push plate 606 on the limiting plate 607, so that the installation and the positioning of the side check blocks 610 are realized, and the side check blocks 610 can be positioned at a normal station. In the above structure, the side block 610 capable of sliding inside the cutting assembly is adopted, the side block 610 is located at the cutting position of the cutting blade 608, fragments generated by cutting at the cutting position are very easy to cause the occurrence of the condition of clamping materials inside the cutting assembly, the conventional cutting device needs to be disassembled integrally for cleaning, in the structure, the side blocks 610 at two sides only need to be withdrawn to realize the disassembly of the cutting position inside, fragments can be cleaned quickly, and the condition of clamping materials is relieved; otherwise, only the middle plate 603 is needed to slide, and the push plate 606 is abutted against the limiting plate 607, so that the assembly and positioning of the opposite side stop block 610 are realized, and the operation is convenient and quick. An upper limit bar 618 and a lower limit bar 619 are also arranged on one side of the side clamping plate 602, and a sliding channel matched with the side stop block 610 is formed between the upper limit bar 618 and the lower limit bar 619.

As shown in fig. 11-14, a closing-up deviation correcting portion 12 is disposed between the support forming portion 5 and the closing-up cutting portion 6, the closing-up deviation correcting portion 12 includes a B base 1201, a B base 1202 is disposed on the B base 1201, the B base 1202 is used for carrying the U-shaped steel, preferably, a lower pad 1203 is disposed on an end surface of the B base 1202, a specific structure of the lower pad 1203 may be designed according to a specific structure of the U-shaped steel, so as to better adapt to thin-wall light steel with different structures, the lower pad 1203 is fixedly connected with the B base 1202 through screws, a top pressing block 1204 matched with the top pressing block is disposed right above the B base 1202, side pressing blocks 1204 are disposed on two sides of the B base 1202, the top pressing block 1204 is disposed inside the U-shaped steel, and the top pressing block 1204 may cooperate with the side pressing blocks on two sides to implement closing-up deviation correcting on a side wall of the U-shaped steel; a B middle plate 1205 and a B top seat 1206 are sequentially and parallelly arranged above the B base 1201, a plurality of B sliding columns 1207 are connected between the B base 1201 and the B top seat 1206, each B sliding column 1207 is movably sleeved with the B middle plate 1205, and the B middle plate 1205 can freely slide back and forth in the axial direction of the B sliding column 1207; the B top seat 1206 is provided with a B oil cylinder for driving the B middle plate 1205 to slide, the B oil cylinder is used as an execution power source of the whole closing-up deviation correcting structure, one side of the B middle plate 1205 is connected with a sliding block 1208, the end part of the sliding block 1208 is connected with the top pressing block 1204, the sliding block 1208 is movably sleeved with a bearing plate 1209, the sliding block 1208 can freely slide relative to the bearing plate 1209, and a sleeve hole matched with the sliding block 1208 is formed in the bearing plate 1209; the side pressure assembly comprises two support plates 1210 and a side pressure block 1211 rotatably arranged between the two support plates 1210, and two ends of the support plates 1210 are respectively connected with the bearing plate 1209 and the B base 1201; the end of the side pressure block 1211 is hinged with a connecting block 1212, and the end of the connecting block 1212 is connected to the B middle plate 1205. The end of the side pressure block 1211 is provided with a rotating shaft, and two ends of the rotating shaft are respectively rotatably arranged on the corresponding support plate 1210, so that the side pressure plate can rotate relatively to the support plate 1210; two ends of the support plate 1210 are respectively connected with the bearing plate 1209 and the base, and the periphery of the bearing plate 1209 is connected to the end part of the corresponding support plate 1210; the end of the side pressure block 1211 is hinged with a connecting block 1212, a U-shaped opening is arranged at the end of the side pressure block 1211, the connecting block 1212 is hinged in the U-shaped opening, the end of the connecting block 1212 is connected with the B middle plate 1205, when the B middle plate 1205 slides, the B middle plate 1205 presses the connecting plate, the connecting plate drives the side pressure block 1211 to rotate, and the end of the side pressure block 1211 is pressed on the side surface of the U-shaped steel to close up and correct the deviation of the U-shaped steel. Preferably, a limit rotating shaft 1216 is disposed between the connecting block 1212 and the side pressure block 1211, the limit rotating shaft 1216 is mounted on the side pressure block 1211, and two ends of the limit rotating shaft 1216 are rotatably provided with limit rollers 1217.

The two sides of the bearing plate 1209 are respectively provided with a rebound component, the rebound components provide reaction force for the top pressing plate, the rebound components comprise bolt rods 1213 which are slidably arranged on the bearing plate 1209, one ends of the bolt rods 1213 are connected with the top pressing plate 1204, and a B spring 1214 is sleeved between the other ends of the bolt rods 1213 and the bearing plate 1209; the middle plate 1205 in B is provided with a clearance hole matched with the bolt 1213 to ensure that the bearing plate 1209 with the rebound assembly can move relatively to the middle plate 1205 in B;

a first sliding sleeve 1215 is movably sleeved on the bolt rod 1213, and the first sliding sleeve 1215 is connected to the bearing plate 1209; the two ends of the B spring 1214 are respectively abutted against the first sliding sleeve 1215 and the bolt head of the bolt rod 1213; the two ends of the B spring 1214 respectively abut against the first sliding sleeve 1215 and the bolt head of the bolt rod 1213, and when the bolt rod 1213 slides towards the B base 1202, the B spring 1214 on the bolt rod 1213 is compressed, thereby providing a reverse force.

As shown in fig. 16, one side of the cutting assembly is provided with a material guiding assembly, the other side is provided with a material discharging groove plate, and the material guiding assembly and the material discharging groove plate respectively correspond to the material feeding groove holes; the material guiding assembly comprises a lower bracket 611 and two upper brackets 614, wherein the two upper brackets 614 are symmetrically arranged on the upper side of the material feeding slot hole, at least one upper rotating shaft 615 is arranged between the two upper brackets 614, and an upper guide wheel 616 is rotatably arranged on the upper rotating shaft 615; a lower rotating shaft 612 is arranged on the lower side of the lower support 611, a lower guide wheel 613 is rotatably arranged on the lower rotating shaft 612, and a guide wheel slot hole matched with the lower guide wheel 613 is arranged on the lower support 611; both sides of the lower bracket 611 are rotatably provided with side guide wheels 617, and the side guide wheels 617 are matched with the sides of the feeding slot.

As shown in fig. 10, to improve the firmness of the processing structure of the thin-wall light steel, an auxiliary bevel portion 13 is provided between the chamfer forming portion 4 and the support forming portion 5, the auxiliary bevel portion 13 includes a bearing seat 1301 and an adjusting mechanism (the structure of the adjusting mechanism is the same as that of the adjusting mechanism described above) assembled on the bearing seat 1301, and an auxiliary carrier roller 1302 and an auxiliary side roller 1303 are respectively provided on one side of the bearing seat 1301 in a rotating manner; the adjusting mechanism is rotatably provided with an auxiliary bevel wheel 1304, the axes of rotation among the auxiliary bevel wheel 1304, the auxiliary carrier roller 1302 and the auxiliary side roller 1303 enclose a triangle, and a vertex of the triangle corresponds to the auxiliary bevel wheel 1304. Preferably, the included angle between the rotation axis of the auxiliary bevel disk 1304 and the rotation axis of the auxiliary side roller 1303 is 45 °; an annular gap is also formed on one side of the auxiliary carrier roller 1302, the annular gap corresponds to the auxiliary side roller 1303, and the auxiliary bevel wheel disc 1304, the auxiliary carrier roller 1302 and the auxiliary side roller 1303 together form a channel formed at the lower bevel of the thin-wall light steel, so as to ensure the firmness of the whole structure of the thin-wall light steel.

The working driving principle of the cold bending forming machine is as follows:

the end parts of the bending carrier roller, the chamfering carrier roller, the supporting carrier roller, the upper bevel carrier roller and the lower bevel carrier roller are respectively provided with a chain wheel 8, two adjacent chain wheels 8 are connected through chain transmission, and a chain limiting frame is further arranged between the two adjacent chain wheels 8 so as to prevent the chain from obviously shaking in the transmission process.

Preferably, in this embodiment, the sprocket 8 includes two identical sprocket discs, which are a first sprocket disc and a second sprocket disc, for example, three bending idlers are a first bending idler, a second bending idler and a third bending idler, where the first sprocket discs at the ends of the first bending idler and the second bending idler are driven by a chain, the second sprocket discs at the ends of the second bending idler and the third bending idler are driven by a chain, and since the shapes and sizes of the sprocket discs are identical, the first sprocket discs at the ends of the third bending idler are driven by a driving motor connected with the driving motor, and the driving motor is installed below the main base station, so that the bending idler, the chamfering idler, the supporting idler, the upper bending idler and the lower bending idler all rotate at constant speeds, so as to realize normal feeding of the thin-wall light steel.

The invention is not limited to the above-described alternative embodiments, and any person who may derive other various forms of products in the light of the present invention, however, any changes in shape or structure thereof, all falling within the technical solutions defined in the scope of the claims of the present invention, fall within the scope of protection of the present invention.

Claims

1. The cold-formed keel machine for processing the thin-wall light steel comprises a main frame and a main base station positioned on the main frame, and is characterized in that a punching part, a rolling bending part, a chamfering forming part, a supporting forming part and a closing-in cutting part are sequentially arranged on the main base station, and a material passage is penetrated between the punching part, the rolling bending part, the chamfering forming part, the supporting forming part and the closing-in cutting part;

the stamping part comprises an A frame, a plurality of stamping components are arranged in the A frame, and each stamping component corresponds to the feeding channel; a feeding frame corresponding to the feeding channel is arranged on one side of the A frame;

The closing-in cutting part comprises an A base and cutting components positioned on the A base, the cutting components comprise two identical cutting parts which are symmetrically arranged, a cutting blade is arranged between the two cutting parts in a sliding mode, the cutting parts comprise side clamping plates arranged on the A base, the side clamping plates are provided with feeding slots corresponding to the feeding channels, the side clamping plates are provided with side stop blocks positioned on two sides of the feeding slots in a sliding mode, and the side stop blocks are provided with assembly components for limiting the side stop blocks; the cutting blade is provided with a power mechanism for driving the cutting blade to move;

the stamping assembly comprises an upper base plate and a lower base plate, wherein at least one guide pillar is arranged on two sides of the lower base plate, and two sides of the lower base plate are provided with assembly notches; the upper base plate is provided with a guide hole matched with the guide post, the upper base plate is provided with a connecting seat, a connecting groove is formed in the connecting seat along the opening direction of the assembly notch, a spherical connector is arranged in the connecting groove, and a stamping oil cylinder for driving the spherical connector to move is arranged in the spherical connector;

a closing-up deviation correcting part is arranged between the supporting forming part and the closing-up cutting part, the closing-up deviation correcting part comprises a B base, a B base is arranged on the B base, a pressing block matched with the B base is arranged right above the B base, and side pressure components are arranged on two sides of the B base; a B middle plate and a B top seat are sequentially arranged above the B base in parallel, a plurality of B sliding columns are connected between the B base and the B top seat, and each B sliding column is movably sleeved with the B middle plate; the B top seat is provided with a B oil cylinder for driving the B middle plate to slide, one side of the B middle plate is connected with a sliding block, the end part of the sliding block is connected with the top pressing block, and the sliding block is movably sleeved with a bearing plate; the side pressure assembly comprises two support plates and a side pressure block rotatably arranged between the two support plates, and two ends of the support plates are respectively connected with the bearing plate and the base B; the end part of the side pressing block is hinged with a connecting block, and the end part of the connecting block is connected with the middle plate in the B.

2. The cold-formed keel machine for thin-wall light steel processing according to claim 1, wherein the punching assembly further comprises a pressing plate, a fixing plate, an upper template, a lower template and four guide posts, wherein the four guide posts are symmetrically arranged between the upper base plate and the lower base plate, and a punching channel communicated with the feeding channel is formed between the upper template and the lower template; the pressing plate, the fixing plate, the upper template and the lower template are sleeved on the four guide posts in sequence from the upper substrate to the lower substrate; at least one spring is arranged between the pressing plate and the fixed plate, and the pressing plate and the fixed plate are respectively connected with the upper base plate and the upper template; the upper base plate is provided with a pressure head, the pressure head is sleeved on the pressure plate, the fixed plate and the upper template, and the lower template and the lower base plate are provided with pressure holes corresponding to the pressure head.

3. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein an upper bevel part is arranged between the rolling bending part and the chamfering forming part, the upper bevel part comprises an upper bevel carrier roller and upper bevel components respectively positioned above two ends of the upper bevel carrier roller, the upper bevel components comprise supporting seats symmetrically arranged at two ends of the upper bevel carrier roller, an upper bevel side roller and an upper bevel wheel disc are respectively rotatably arranged on the supporting seats, and a triangle is formed by the rotating shaft lines among the upper bevel side roller, the upper bevel wheel disc and the upper bevel carrier roller, and one vertex of the triangle corresponds to the upper bevel wheel disc.

4. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein a lower bevel part is arranged between the chamfering forming part and the supporting forming part, the lower bevel part comprises a lower bevel carrier roller and a lower bevel component arranged above the lower bevel carrier roller, and the lower bevel carrier roller comprises a lower bevel rotating shaft and two lower bevel side wheels rotatably arranged on the lower bevel rotating shaft; the lower bevel assembly comprises a supporting frame and at least two sliding rods which are arranged on the supporting frame in a sliding manner, and each sliding rod is parallel to the lower bevel rotating shaft; the two sides of the supporting frame are respectively provided with a lower bevel wheel disc positioned between the two lower bevel side wheels in a rotating way; the rotating axis of the lower bevel wheel disc, the radial line of the lower bevel side wheel and the rotating axis of the lower bevel rotating shaft enclose a triangle, and one vertex of the triangle corresponds to the lower bevel wheel disc.

5. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein an annular convex roller is arranged in the middle of the supporting idler; the two supporting and limiting rollers are respectively a first supporting and limiting roller and a second supporting and limiting roller; the first supporting and limiting roller comprises a first supporting rotating shaft and two side limiting wheels rotatably arranged on the first supporting rotating shaft, and the two side limiting wheels are respectively positioned on two sides of the annular convex roller; the second supporting and limiting roller comprises a second supporting rotating shaft and a middle limiting wheel arranged on the second supporting rotating shaft, the middle limiting wheel corresponds to the annular convex roller, and the second supporting rotating shaft is in transmission connection with a supporting carrier roller below the second supporting rotating shaft.

6. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein the power mechanism comprises an A middle plate and an A top seat which are sequentially arranged above an A base in parallel, a plurality of A sliding columns are connected between the A top seat and the A base, and each A sliding column is movably sleeved with the A middle plate; the middle plate in the A is provided with an A oil cylinder for driving the middle plate to move;

7. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein rebound assemblies are arranged on two sides of the bearing plate, each rebound assembly comprises a bolt rod which is arranged on the bearing plate in a sliding mode, one end of each bolt rod is connected with the corresponding pressing block, and a B spring is sleeved between the other end of each bolt rod and the bearing plate; the middle plate in the step B is provided with a clearance hole matched with the bolt rod;

8. The cold-formed keel machine for processing the thin-wall light steel according to claim 1, wherein one side of the cutting assembly is provided with a material guiding assembly, and the other side is provided with a material discharging groove plate, and the material guiding assembly and the material discharging groove plate are respectively corresponding to the material feeding groove holes; the material guiding assembly comprises a lower bracket and two upper brackets, wherein the two upper brackets are symmetrically arranged on the upper side of the material feeding slot hole, at least one upper rotating shaft is arranged between the two upper brackets, and an upper guide wheel is rotatably arranged on the upper rotating shaft; the lower side of the lower bracket is provided with a lower rotating shaft, a lower guide wheel is rotatably arranged on the lower rotating shaft, and a guide wheel slot hole matched with the lower guide wheel is formed in the lower bracket; the two sides of the lower support are both rotatably provided with side guide wheels, and the side guide wheels are matched with the side edges of the feeding slots.