CN109998303B - Edge-locking P-shaped beam and forming machine - Google Patents
Edge-locking P-shaped beam and forming machine Download PDFInfo
- Publication number
- CN109998303B CN109998303B CN201910320737.4A CN201910320737A CN109998303B CN 109998303 B CN109998303 B CN 109998303B CN 201910320737 A CN201910320737 A CN 201910320737A CN 109998303 B CN109998303 B CN 109998303B
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- edge pressing
- pressing roller
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 84
- 239000010959 steel Substances 0.000 claims abstract description 84
- 238000005452 bending Methods 0.000 claims abstract description 15
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 238000009964 serging Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 50
- 238000005056 compaction Methods 0.000 claims description 21
- 238000007493 shaping process Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000003491 array Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000003466 welding Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 9
- 239000011265 semifinished product Substances 0.000 description 8
- 239000011120 plywood Substances 0.000 description 6
- 230000007306 turnover Effects 0.000 description 6
- 230000000670 limiting effect Effects 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
- A47B96/06—Brackets or similar supporting means for cabinets, racks or shelves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
- B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a serging P-type beam and a forming machine, comprising a beam body formed by bending a steel plate and surrounding the steel plate, wherein the cross section of the beam body is in a closed arrangement, the beam body comprises a vertical section and a horizontal section, two ends of the steel plate are closed at the bottom of the horizontal section of the beam body after the steel plate is bent, and two ends of the steel plate are provided with hooks which are mutually buckled and fixed along the length direction of the steel plate. The clamping hooks are adopted to realize the closing of the two ends of the steel plate, so that a beam body is formed, the two ends of the steel plate are folded and then subjected to spot welding, the two ends of the steel plate are directly folded and then buckled with each other, the working procedure can be simplified, the steel plate is directly processed and molded through a molding machine, and the clamping hooks are fixed with the beam body in length, so that the point contact is changed into the line contact through the welding spots before the steel plate is compared, and the connecting strength of the two ends of the steel plate is effectively improved.
Description
Technical Field
The invention relates to the technical field of cold roll forming, in particular to a lockstitch edge type P-shaped beam and a forming machine.
Background
In large warehouse, in order to improve the utilization ratio of space, heavy goods shelves are often needed, and current heavy goods shelves, its structure mainly comprises structures such as plywood, stand, P type roof beam and bearing diagonal, and the P type roof beam is mainly used to support the plywood, after the installation, places the plywood on the P type roof beam, and the plywood can be installed on the goods shelves.
The current P type roof beam structure includes the roof beam body that forms by the steel sheet surrounding, and the cross-section of roof beam body is the setting of P shape, and the both ends of steel sheet are equipped with the turn-ups, and when the steel sheet was closed, the turn-ups laminating at steel sheet both ends were in the same place, and then follow the steel sheet both ends and carry out spot welding operation at the seam that forms when closing again, welded the both ends of fixing the steel sheet together.
Therefore, in the production process, after the beam body is bent, spot welding operation is performed on the gap between the two flanges, so that the production of a product can be completed, various devices are needed, the production efficiency is low, and the production process is complex.
Disclosure of Invention
The invention aims to provide a lockstitch edge type P-shaped beam, which can realize the fixation of two ends of a steel plate without spot welding, simplify the structure and improve the production efficiency.
The above object of the present invention is achieved by the following technical solutions: the utility model provides a border-locking P type roof beam, includes the roof beam body that encloses after buckling by the steel sheet and establishes, the cross-section of roof beam body is the closed setting, the roof beam body includes vertical section and horizontal segment, the both ends of steel sheet are closed in the horizontal segment bottom of roof beam body after the steel sheet buckles, the both ends of steel sheet are equipped with the pothook of mutual lock fixed along the length direction of steel sheet.
Through adopting above-mentioned technical scheme, realize the closure at steel sheet both ends through adopting the pothook to form the roof beam body, compare and turn over the steel sheet both ends and turn over the back and carry out spot welding again, directly turn over the both ends of steel sheet back lock each other, not only can simplify the process, directly through make-up machine-shaping, owing to the pothook is isometric with the roof beam body in addition, compare before fixed through the solder joint, become the line contact with the point contact, effectually improved the joint strength at steel sheet both ends.
The invention is further provided with: the hooks at two ends of the steel plate are distributed up and down after being fixed, and the bottom surfaces of the hooks positioned below in the two hooks are flush with the bottom surface of the horizontal section.
Through adopting above-mentioned technical scheme, lie in the pothook bottom surface and the horizontal segment bottom surface flush setting of below in two pothooks, the bottom surface of horizontal segment still is a plane like this, when the installation, can guarantee the area of contact of roof beam body and other components to guarantee that the roof beam body atress is even, can not reduce the whole bearing capacity of goods shelves.
The invention is further provided with: the included angle of the bending part between the vertical section and the horizontal section is 87 degrees.
Through adopting above-mentioned technical scheme, set up the contained angle between vertical section and the horizontal segment into the slope, like this when stacking, the roof beam body that is located the top and the roof beam body of below can lock each other to form a surface and be square roof beam body group, the slope sets up and bends and play very good connection effect, and like this when stacking up and stacking up, the appearance of stack is regular, can conveniently tie up and encase, has practiced thrift the space simultaneously, has reduced cost of transportation.
The invention is further provided with: the vertical surface of the horizontal section is provided with a plurality of strip-shaped grooves along the length direction of the beam body, the cross section of each strip-shaped groove is semicircular, and the strip-shaped grooves are arranged in an array along the vertical direction.
Through adopting above-mentioned technical scheme, the bar groove is a plurality of, sets up along vertical direction array, sets up the vertical face of horizontal segment into the wave, compares the flat side, can effectually improve the bending resistance ability of horizontal segment, further improves the structural strength and the bearing capacity of the roof beam body.
The invention is further provided with: and a plurality of upwards-protruding positioning grooves formed after being pressed are formed in the bottom surface of the clamping hook along the length direction of the beam body.
Through adopting above-mentioned technical scheme, the constant head tank sets up along the length direction interval array of roof beam body, and the constant head tank forms through pressing, because the steel sheet thickness is thinner, and the pothook of top also can take place a certain amount of deformation, can increase the area of contact between two pothooks like this, improves the fixed effect of two pothooks, and the constant head tank can play limiting displacement at length direction simultaneously, has further improved the fixed effect at steel sheet both ends
The invention is further provided with: the top surface of the horizontal section is provided with a positioning column along the vertical direction, and the top surface of the vertical section is provided with a positioning hole corresponding to the positioning column.
Through adopting above-mentioned technical scheme, when stacking, the reference column and the locating hole that are located on the roof beam body of top and the reference column and the locating hole that are located on the roof beam body of below mutually support, can play limiting displacement in the length direction of roof beam body like this, and two roof beam bodies about the restriction have further improved the stability of roof beam body in the transportation of stacking, simultaneously, when the installation, also can set up corresponding locating hole on the plywood, can also improve the connection effect of plywood and roof beam body.
The invention is further provided with: the positioning column is characterized in that a clamping block is arranged on the outer peripheral surface of the positioning column in a sliding manner along the radial direction of the positioning shaft, a guide inclined plane is arranged at the top of one end, extending out of the positioning column, of the clamping block, a first elastic piece for driving the clamping block to slide outwards is arranged in the positioning column, and the distance between the bottom surface of the clamping block and the top surface of the horizontal section is equal to the thickness of the steel plate.
Through adopting above-mentioned technical scheme, during the installation, after the reference column inserts the locating hole, because the guide of guide inclined plane, the fixture block can withdraw earlier in the counter bore, wait until the fixture block passes the locating hole after, under the drive of first elastic component, the fixture block stretches out the counter bore, the bottom surface of fixture block and the internal surface contact of roof beam body to play spacing effect, so not only can play spacing in roof beam body length direction, also can play spacing in the thickness direction of roof beam body, further improved the fixed effect between two roof beam bodies.
Another object of the present invention is to provide a molding machine that can realize the production of the above-mentioned serging P-type beam.
The utility model provides a make-up machine, includes the frame, be equipped with a plurality of shaping roller groups that carry out corresponding operation of bending to the steel sheet along frame length direction in the frame, be located shaping roller group low reaches in the frame and be equipped with in proper order and be used for with the closed design roller group in steel sheet both sides, be used for pressing the flange to form the blank holder roller group of pothook and compress tightly the pinch roller group of pothook.
By adopting the technical scheme, during production, the forming roller set firstly bends the steel plate, each flanging on the beam body can be formed after bending, the semi-finished product output from the forming roller set is formed preliminarily, the beam body is in a semi-open state, only two sides of the steel plate are left unfolded, then the semi-finished product enters the forming roller set, the two sides of the beam body are folded by the forming roller set, the whole profile of the P-shaped beam is formed, the flanging on the two sides of the steel plate is mutually attached, then the steel plate enters the edge pressing roller set, the flanging is extruded by the edge pressing roller set, the flanging is flattened, the two sides of the steel plate are mutually buckled, then the steel plate enters the pressing roller set, the two clamping hooks are pressed by the pressing roller set, and finally the P-shaped beam is manufactured, and the output is cut off.
The invention is further provided with: the edge pressing roller set comprises a pair of edge pressing frames which are oppositely arranged on a frame, a horizontal edge pressing roller and a vertical edge pressing roller are connected between the edge pressing frames in a rotating mode, the horizontal edge pressing roller and the vertical edge pressing roller are arranged in a pair mode and are arranged around a beam body in a surrounding mode, the horizontal edge pressing roller and the vertical edge pressing roller are attached to the corresponding outer surface of the beam body, an inner module attached to the inner surface of the beam body is arranged in the middle area of the horizontal edge pressing roller and the middle area of the vertical edge pressing roller, and a containing groove used for containing a pressed clamping hook is formed in the top of the inner module along the length direction of the beam body.
Through adopting above-mentioned technical scheme, when the beam body that closes passes through the blank holder roller group, interior module cooperates with the horizontal blank holder roller that is located the beam body top, compresses tightly the profile from inside and outside both sides, after bending the turn-ups, the turn-ups can form the pothook to accomplish the closure on steel sheet both sides.
The invention is further provided with: the compaction roller set comprises a pair of compaction frames which are oppositely arranged on the frame, a pair of horizontal compaction rollers are rotationally connected to the compaction frames, compaction grooves which are attached to the outer surface of the beam body are formed in the horizontal compaction rollers positioned below the compaction frames, an outer gear ring is arranged on the circumference array of the horizontal compaction rollers positioned above the horizontal compaction rollers, the positions of the outer gear ring correspond to the positions of the clamping hooks, and a support module positioned in the beam body during compaction is arranged in the compaction grooves.
Through adopting above-mentioned technical scheme, after the roof beam body wears out from between two horizontal pinch rollers, outer ring gear can extrude at the roof beam external surface and form the constant head tank, further compresses tightly two pothooks, guarantees the connection effect at steel sheet both ends. When compressing tightly, the support module is located the roof beam body, and the support module can play the supporting role to the bottom surface of horizontal segment to guaranteed the effect of compressing tightly of outer ring gear, also avoided the roof beam body to appear deformation because of the extrusion of outer ring gear.
In summary, the beneficial technical effects of the invention are as follows:
1. the production process is simplified, the production cost is reduced, and the structural strength of the beam body is more stable;
2. when stacking, the adjacent beam bodies have an interlocking function, so that the stability in the transportation process can be effectively improved, and the transportation and the carrying are convenient.
Drawings
Fig. 1 is a schematic overall structure of a first embodiment of the present invention.
Fig. 2 is a side view of a first embodiment of the invention.
Fig. 3 is a schematic view of the bottom surface of the horizontal segment of the present invention.
Fig. 4 is a schematic overall structure of a second embodiment of the present invention.
Fig. 5 is a longitudinal cross-sectional view of a second embodiment of the present invention.
Fig. 6 is an enlarged view of a portion a in fig. 5.
Fig. 7 is a widthwise cross-sectional view of a second embodiment of the present invention.
Fig. 8 is a schematic view of the whole structure of a molding machine according to a third embodiment of the present invention.
Fig. 9 is a schematic view showing installation of a sizing roller set, a binder roller set and a pinch roller set according to a third embodiment of the present invention.
Fig. 10 is a schematic view of a setting roller set according to a third embodiment of the present invention.
Fig. 11 is a schematic structural view of a binder roller set according to a third embodiment of the present invention.
Fig. 12 is a schematic view of a pinch roller set according to a third embodiment of the present invention.
Fig. 13 is a schematic view of the support bar, inner mold, and support module installation of the present invention.
In the figure, 1, a beam body; 11. a horizontal section; 12. a vertical section; 2. a clamping hook; 21. a positioning groove; 3. a bar-shaped groove; 4. positioning columns; 5. positioning holes; 6. a clamping block; 61. a guide slope; 62. a first spring; 7. a driving roller; 71. a pull rope; 72. a gear; 8. a sleeve; 81. a pressure spring; 9. tooth blocks; 91. a second spring; 10. a frame; 101. a forming roller set; 1011. a forming frame; 1012. a forming roller; 1013. a support rod; 102. a shaping roller set; 1021. a shaping frame; 1022. a horizontal shaping roller; 1023. a vertical shaping roller; 103. edge roller set; 1031. a blank holder; 1032. a horizontal edge roller; 1033. a vertical edge roller; 1034. an inner module; 1035. a receiving groove; 104. a pinch roller set; 1041. a compacting frame; 1042. a horizontal pinch roller; 1043. a compaction groove; 1044. an outer ring gear; 1045. and supporting the module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Embodiment one:
referring to fig. 1, the overlock-type P-type beam disclosed by the invention comprises a beam body 1 formed by bending and surrounding a steel plate, wherein the cross section of the beam body 1 is in a closed arrangement, folds of the steel plate are arranged along the length direction of the beam body 1, and during production, the beam body 1 with the corresponding length is sawed according to design requirements. The roof beam body 1 includes horizontal segment 11 and sets up the vertical section 12 in horizontal segment 11 top, vertical section 12 sets up with horizontal segment 11 an organic whole, make roof beam body 1 cross-section whole be approximately P shape, the both ends closed position of steel sheet is located horizontal segment 11 bottoms, be equipped with the pothook 2 of mutual lock along the length direction of steel sheet at the both ends of steel sheet, through adopting pothook 2 to realize the closure at steel sheet both ends, thereby form roof beam body 1, compare and turn over the steel sheet both ends and turn over the back and carry out spot welding again, directly turn over the both ends of steel sheet back and lock each other, not only can simplify the process, directly through make-up machine shaping, moreover because pothook 2 is equal length with roof beam body 1, it is fixed through the solder joint before comparing, become the line contact with the point contact, the effectual joint strength who improves the steel sheet both ends.
Referring to fig. 2, in order to ensure the flatness of the bottom surface of the horizontal section 11, the hooks 2 at two ends of the steel plate are vertically distributed after being fixed, and the bottom surfaces of the hooks 2 positioned below the two hooks 2 are flush with the bottom surface of the horizontal section 11, so that the bottom surface of the horizontal section 11 is still a plane, and the contact area of the beam body 1 and other components can be ensured during installation, thereby ensuring that the beam body 1 is uniformly stressed and the whole bearing capacity of a goods shelf is not reduced.
Referring to fig. 3, in order to further improve the fixing effect between two hooks 2, a plurality of upwardly protruding positioning grooves 21 formed after being pressed are located on the bottom surface of the hook 2 below, the positioning grooves 21 are arranged along the length direction of the beam body 1 at intervals, the positioning grooves 21 are formed by pressing, and due to the fact that the thickness of the steel plate is thinner, the hooks 2 above can deform by a certain amount, so that the contact area between the two hooks 2 can be increased, the fixing effect of the two hooks 2 is improved, meanwhile, the positioning grooves 21 can play a limiting role in the length direction, and the fixing effect of two ends of the steel plate is further improved.
In addition, referring to fig. 2, in order to improve the bending resistance of the beam body 1, the vertical surface of the horizontal section 11 is provided with the strip-shaped groove 3 along the length direction of the beam body 1, two vertical side surfaces of the horizontal section 11 are provided with the strip-shaped groove 3, the section shape of the strip-shaped groove 3 is semicircular, the strip-shaped grooves 3 are arranged in a plurality of manner and are arrayed along the vertical direction, namely, the vertical surface of the horizontal section 11 is arranged to be wavy, compared with the flat side surface, the bending resistance of the horizontal section 11 can be effectively improved, and the structural strength and the bearing capacity of the beam body 1 are further improved.
Referring to fig. 2, for convenient transportation, the included angle of bending between the vertical section 12 and the horizontal section 11 is 87 °, the included angle between the vertical section 12 and the horizontal section 11 is set to be inclined, so that when stacking, the beam body 1 positioned above and the beam body 1 positioned below can be buckled with each other, thereby forming a beam body 1 group with square outer surface, the beam body 1 positioned above and the beam body 1 positioned below can play a very good connection effect, when stacking, the appearance of stacking is regular, bundling and boxing can be conveniently performed, meanwhile, the space is saved, and the transportation cost is reduced.
Embodiment two:
referring to fig. 4, in order to further improve the fixing effect between the upper and lower two beams 1, a positioning column 4 is provided on the top surface of the horizontal section 11 along the vertical direction, a positioning hole 5 is provided on the top surface of the vertical section 12 corresponding to the positioning column 4, so that when stacking, the positioning column 4 on the beam 1 above and the positioning hole 5 and the positioning column 4 on the beam 1 below are matched with the positioning hole 5, thus, the limiting effect can be achieved in the length direction of the beam 1, the freedom degree of the upper and lower two beams 1 in the length direction is limited, the stability of the beam 1 in the stacking transportation process is further improved, and meanwhile, when mounting, the corresponding positioning hole 5 can be provided on the laminate, and the connection effect of the laminate and the beam 1 can be improved.
Referring to fig. 5 and 6, in order to further improve the connection effect between the upper beam body 1 and the lower beam body 1, the clamping block 6 is arranged on the outer peripheral surface of the positioning column 4 in a sliding manner along the radial direction of the positioning shaft, the guide inclined plane 61 is arranged at the top of one end of the clamping block 6 extending out of the positioning column 4, the first elastic piece which drives the clamping block 6 to slide outwards is arranged in the positioning column 4, the first elastic piece is a first spring 62, a counter bore for the clamping block 6 to slide is arranged on the outer surface of the positioning column 4, one end of the first spring 62 is fixed with the counter bore, the other end of the first spring 62 is fixed with the clamping block 6, in a natural state, the first spring 62 drives the clamping block 6 and the guide inclined plane 61 to be positioned outside the positioning column 4, the number of the clamping blocks 6 is at least one, in this embodiment, the number of the clamping blocks 6 is two, the clamping blocks are symmetrically arranged, in addition, the distance between the bottom surface of the clamping block 6 and the top surface of the horizontal section 11 is equal to the thickness of the steel plate, after the positioning column 4 is inserted into the positioning hole 5, the clamping block 6 is retracted into the counter bore firstly due to the guide of the guide inclined plane 61, after the clamping block 6 passes through the positioning hole 5, the clamping block 6 is driven by the first spring 62, the bottom surface 6, the clamping block 6 extends out of the counter bore 6 and the counter bore is fixed with the clamping block 6, and the length of the beam body 1 can be further limited by the distance between the two beam bodies 1 and the beam body 1 and the two beam body 1 and the distance can be further limited in the direction.
Referring to fig. 6 and 7, in order to facilitate the retraction of the driving block 6, a driving roller 7 is rotatably connected to the horizontal section 11, the driving roller 7 is perpendicular to the length direction of the beam body 1, that is, the driving roller 7 is perpendicular to the positioning column 4, a pull rope 71 is connected to the clamping block 6, one end of the pull rope 71 is fixed to the clamping block 6, and the other end extends out of the positioning column 4, then extends into the beam body 1 and is fixed to the driving roller 7. After the driving roller 7 is rotated, the pull rope 71 is wound on the driving roller 7, the pull rope 71 can pull the clamping block 6 to slide, and then the clamping block 6 is driven to retract into the counter bore, so that the limit of the clamping block 6 is released. The drive roller 7 sets up the intermediate position at the roof beam body 1, and stay cord 71 on the different reference columns 4 evenly is connected with a drive roller 7, only need rotate a drive roller 7, can realize the withdrawal of all fixture blocks 6 simultaneously, simplified operation.
Referring to fig. 6 and 7, in order to avoid the damage of other components caused by the installation or stacking of the positioning column 4, a sleeve 8 for installing and accommodating the positioning column 4 is arranged in the horizontal section 11, the inner diameter of the sleeve 8 is equal to the outer diameter of the positioning column 4, the positioning column 4 is slidably arranged in the sleeve 8, a pressure spring 81 is arranged between the positioning column 4 and the bottom surface of the sleeve 8, the distance between the bottom surface of the clamping block 6 and the top surface of the horizontal section 11 is equal to the thickness of the steel plate when the pressure spring 81 is in the original length, thus when the laminated plate or the beam body 1 above is aligned, the positioning column 4 can be pressed into the sleeve 8 first, and when the positioning column 4 is aligned with the positioning hole 5, the pressure spring 81 ejects the positioning column 4 again, and in addition, in order to ensure that the clamping block 6 can be retracted in the process of the positioning column 4, the elasticity of the pressure spring 81 is greater than that of the first spring 62, so that the pressure spring 81 can give enough thrust to ensure that the clamping block 6 can overcome the inside of the retraction counterbore of the first spring 62, and the clamping block 6 can smoothly enter the beam body 1 above.
Referring to fig. 6 and 7, in order to make the positioning column 4 keep in the sleeve 8 all the time, in order to adapt to the use needs under different situations, be fixed with the gear 72 that sets up with drive roller 7 on drive roller 7 outer peripheral face, gear 72 sets up in drive roller 7 tip, slide along drive roller 7 axis direction in the horizontal segment 11 and be equipped with tooth piece 9, tooth piece 9 bottom surface is connected with horizontal segment 11 internal surface sliding, and tooth piece 9 cooperates with gear 72, in tooth piece 9's slip process, have with gear 72 stagger and two kinds of states of meshing, still be equipped with the second elastic component that drive tooth piece 9 and gear 72 meshed in horizontal segment 11, the second elastic component is second spring 91, second spring 91 one end is fixed with tooth piece 9, the other end is fixed with horizontal segment 11, second spring 91 can drive tooth piece 9, keep in the state of meshing with gear 72, so when need not using to the positioning column 4, only need rotate drive roller 7, make stay cord 71 twine on the wind up on the wind-up roll, can realize fixture block 6 and positioning column 4 in proper order, in order, will be pulled back sleeve 8 and then can be fixed in order to fix in the state in order to pull back sleeve 8, can make the positioning column 4 through the positioning column 8, so that the positioning column 8 is located in the state is kept in the position in the state, and can be fixed in the position in the post 8.
The implementation principle of the embodiment is as follows: during production, the beam body 1 is directly bent and formed integrally through a forming machine, the hooks 2 at the two ends of the steel plate are buckled and pressed to finish processing, and then the beam body 1 is sawed in sections to form the required length;
when stacking, the upper beam body 1 and the lower beam body 1 are buckled with each other, the positioning column 4 and the positioning hole 5 on the upper beam body 1 are matched with the positioning column 4 and the positioning hole 5 on the lower beam body 1, so that the assembly of the upper beam body 1 and the lower beam body 1 is completed, the stacking of the beam bodies 1 is completed, after the positioning column 4 passes through the positioning hole 5, the clamping block 6 on the positioning column 4 can extend out of the positioning column 4 and is abutted with the inner surface of the beam body 1, so that the sliding of the positioning column 4 in the vertical direction is limited, when the disassembly is required, the driving roller 7 is rotated, the pull rope 71 is wound on the driving roller 7, the clamping block 6 can be pulled to slide, and then the clamping block 6 is driven to retract into the counter bore, and the limit of the clamping block 6 is released.
Embodiment III:
referring to fig. 8, a forming machine comprises a frame 10, wherein a plurality of forming roller sets 101 are arranged on the frame 10 along the length direction of the frame 10, the forming roller sets 101 bend steel plates, each folding edge on a beam body 1 can be formed after the forming roller sets 101 are bent, semi-finished products output from the forming roller sets 101 are formed preliminarily, the beam body 1 is in a semi-open state, only two sides of the remaining steel plates are unfolded, and the folding edges are bent and formed. Each forming roller set 101 comprises a pair of forming frames 1011 which are oppositely arranged, a horizontal forming roller 1012 or a vertical forming roller 1012 is rotationally connected to the forming frames 1011, the horizontal forming roller 1012 and the vertical forming roller 1012 are arranged in pairs, the horizontal forming roller 1012 or the vertical forming roller 1012 with different section shapes are arranged, when a steel plate passes through the different forming roller sets 101, the corresponding bending operation can be completed, and the number and the section shape of the forming roller sets 101 are determined according to the shape and the section of a product.
Referring to fig. 8 and 9, after the steel sheet passes through the forming roller set 101, the steel sheet is output as a semi-finished product, at this time, the horizontal section 11 and the vertical section 12 are both formed preliminarily, the flanges are also formed by bending, only the opening at the bottom of the vertical section 12 is left unclosed, referring to fig. 10, then the steel sheet in the semi-finished product state enters the forming roller set 102, the forming roller set 102 coincides with the center line of the forming roller set 101, the two sides of the beam body 1 are folded by the forming roller set 102, the overall profile of the P-type beam is formed, the flanges at the two sides of the steel sheet are attached to each other, the forming roller set 102 comprises a forming frame 1021, the horizontal forming roller 1022 and the vertical forming roller 1023 are connected to the forming frame 1021 in a rotating manner, the horizontal forming roller 1022 and the vertical forming roller 1023 are arranged in pairs and are arranged around the beam body 1, the middle area of the horizontal forming roller 1022 and the vertical forming roller 1023 is equal to the cross-sectional shape of the P-type beam, and after the semi-finished product passes through the forming roller set 102, at this time, only the flanges are left unclamped.
Referring to fig. 11, the formed beam body 1 enters the edge pressing roller set 103, the center line of the edge pressing roller set 103 and the center line of the shaping roller set 102 coincide, the edge pressing roller set 103 extrudes the flange, the flange is flattened to form the inner die 1034, two sides of the steel plate can be buckled with each other, the edge pressing roller set 103 comprises an edge pressing frame 1031, the edge pressing frame 1031 is rotationally connected with a horizontal edge pressing roller 1032 and a vertical edge pressing roller 1033, the horizontal edge pressing roller 1032 and the vertical edge pressing roller 1033 are arranged in pairs and are arranged around the beam body 1, the middle area of the horizontal edge pressing roller 1032 and the vertical edge pressing roller 1033 is equal to the cross section shape of the P-shaped beam, the inner die 1034 is matched with the cross section shape of the P-shaped beam, the top of the inner die 1034 is provided with a containing groove 1035 along the length direction of the beam body 1, the containing groove 1035 is used for containing the pressed hook 2, the inner die 1034 is matched with the horizontal edge pressing roller 1034 positioned above the beam body, and the two sides of the flange are formed, and then the flange is formed.
Referring to fig. 12, a steel plate enters a pinch roller set 104, the pinch roller set 104 compresses two hooks 2, the P-type beam is finally manufactured, output is cut off, the pinch roller set 104 comprises a pinch frame 1041 fixed with a frame 10, a pair of horizontal pinch rollers 1042 are rotatably connected to the pinch frame 1041, a pinch groove 1043 attached to the outer surface of the beam body 1 is arranged on the horizontal pinch roller 1042 located below, an outer tooth ring 1044 is arranged on the horizontal pinch roller 1042 located above in a circumferential array, the position of the outer tooth ring 1044 corresponds to the position of the hooks 2, after the beam body 1 passes through the two horizontal pinch rollers 1042, the outer tooth ring 1044 can be extruded on the outer surface of the beam body 1 to form a positioning groove 21, the two hooks 2 are further compressed, and the connecting effect of two ends of the steel plate is ensured.
In addition, referring to fig. 12, in order to improve the compacting effect, a supporting module 1405 is disposed in the compacting slot 1043, the cross-sectional shape of the supporting module 1405 is matched with the beam body 1, when compacting, the supporting module 1405 is located in the beam body 1, and the supporting module 1405 can play a supporting role on the bottom surface of the horizontal segment 11, thereby ensuring the compacting effect of the outer gear ring 1044 and avoiding deformation of the beam body 1 due to extrusion of the outer gear ring 1044.
Referring to fig. 8 and 13, in order to facilitate the installation of the inner module 1034 and the support module 1405, a support rod 1013 is provided along the length direction of the frame 10 on the forming frame 1011, one end of the support rod 1013 is fixed to the forming frame 1011, the other end extends into the pinch roller, both the inner module 1034 and the support block are fixed to the support rod 1013, and since the steel plate is not closed when the steel plate is positioned in the forming roller set 101, the end of the support rod 1013 is provided on the forming frame 1011, and interference with the beam 1 is not generated, and the forming of the beam 1 is not affected.
Summary of working procedure: during production, the forming roller set 101 bends the steel plate firstly, each flanging on the beam body 1 can be formed after bending, the semi-finished product output from the forming roller set 101 is formed preliminarily, the beam body 1 is in a semi-open state, only two sides of the remaining steel plate are unfolded, then the semi-finished product enters the forming roller set 102, the two sides of the beam body 1 are folded by the forming roller set 102, the whole profile of the P-shaped beam is formed, flanging on two sides of the steel plate is mutually attached, then the steel plate enters the edge pressing roller set 103, the flanging is extruded by the edge pressing roller set 103, the flanging is flattened, the hooks 2 can be formed, two sides of the steel plate are mutually buckled together, then the steel plate enters the pressing roller set 104, the two hooks 2 are pressed by the pressing roller set 104, finally the manufacturing of the P-shaped beam is finished, and the output is cut off.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (7)
1. The utility model provides a border-locking type P type roof beam, includes encloses beam body (1) that forms after buckling by the steel sheet, the cross-section of beam body (1) is the closed setting, beam body (1) include vertical section (12) and horizontal segment (11), its characterized in that: the two ends of the steel plate are closed at the bottom of the horizontal section (11) of the beam body (1) after being bent, hooks (2) which are mutually buckled and fixed are arranged at the two ends of the steel plate along the length direction of the steel plate, and a plurality of upwards-protruding positioning grooves (21) which are formed after being pressed are arranged on the bottom surface of the hooks (2) along the length direction of the beam body (1);
the utility model discloses a steel plate thickness measuring device, including horizontal segment (11), including vertical section (12), clamping block (6), guide inclined plane (61) are equipped with reference column (4) along vertical direction on the top surface of horizontal segment (11), be equipped with locating hole (5) on the top surface of vertical section (12) corresponding with reference column (4), radial slip along the locating shaft on reference column (4) outer peripheral face is equipped with fixture block (6), the top of the one end that fixture block (6) stretches out reference column (4) is equipped with guide inclined plane (61), be equipped with the outside gliding first elastic component of drive fixture block (6) in reference column (4), distance between fixture block (6) bottom surface and the horizontal segment (11) top surface equals with steel plate thickness.
2. The serging P-type beam according to claim 1, wherein: the hooks (2) at two ends of the steel plate are distributed up and down after being fixed, and the bottom surfaces of the hooks (2) positioned below the two hooks (2) are flush with the bottom surface of the horizontal section (11).
3. The serging P-type beam according to claim 1 or 2, characterized in that: the included angle of the bending part between the vertical section (12) and the horizontal section (11) is 87 degrees.
4. A serging P-type beam according to claim 3, characterized in that: the vertical surface of the horizontal section (11) is provided with strip-shaped grooves (3) along the length direction of the beam body (1), the cross section of each strip-shaped groove (3) is semicircular, and the plurality of strip-shaped grooves (3) are arranged in an array along the vertical direction.
5. A forming machine for producing the overlock P-type beam according to any one of claims 1 to 4, comprising a frame (10), wherein a plurality of forming roller sets (101) for performing corresponding bending operation on the steel plate are arranged on the frame (10) along the length direction of the frame (10), and the forming machine is characterized in that: the frame (10) is provided with a shaping roller set (102) for closing two sides of a steel plate, an edge pressing roller set (103) for pressing and flanging to form a clamping hook (2) and a pressing roller set (104) for pressing the clamping hook (2) in sequence, wherein the shaping roller set is positioned at the downstream of the shaping roller set (101).
6. The molding machine of claim 5, wherein: the edge pressing roller set (103) comprises a pair of edge pressing frames (1031) which are oppositely arranged on a frame (10), two edge pressing frames (1031) are connected with a horizontal edge pressing roller (1032) and a vertical edge pressing roller (1033) in a rotating mode, the horizontal edge pressing roller and the vertical edge pressing roller (1033) are arranged in pairs and are arranged around the beam body (1) in a surrounding mode, the horizontal edge pressing roller (1032) and the vertical edge pressing roller (1033) are attached to the corresponding outer surface of the beam body (1), an inner module (1034) attached to the inner surface of the beam body (1) is arranged in the middle area of the horizontal edge pressing roller (1032) and the vertical edge pressing roller (1033), and a containing groove (1035) for containing a pressed clamping hook (2) is formed in the top of the inner module (1034) along the length direction of the beam body (1).
7. The molding machine of claim 5 or 6, wherein: the compaction roller set (104) comprises a pair of compaction frames (1041) which are oppositely arranged on the frame (10), a pair of horizontal compaction rollers (1042) are rotationally connected to the compaction frames (1041), compaction grooves (1043) which are attached to the outer surface of the beam body (1) are formed in the horizontal compaction rollers (1042) located below, outer gear rings (1044) are arranged on the circumference arrays of the horizontal compaction rollers (1042) located above, the positions of the outer gear rings (1044) correspond to the positions of the clamping hooks (2), and support modules (1045) which are located inside the beam body (1) during compaction are arranged in the compaction grooves (1043).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910320737.4A CN109998303B (en) | 2019-04-20 | 2019-04-20 | Edge-locking P-shaped beam and forming machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910320737.4A CN109998303B (en) | 2019-04-20 | 2019-04-20 | Edge-locking P-shaped beam and forming machine |
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| Publication Number | Publication Date |
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| CN109998303A CN109998303A (en) | 2019-07-12 |
| CN109998303B true CN109998303B (en) | 2024-01-09 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743667Y (en) * | 2003-08-18 | 2005-11-30 | 江苏六维物流设备实业有限公司 | Cold bending receptacle type P shaped pipe beam |
| CN104652919A (en) * | 2015-02-12 | 2015-05-27 | 杜昌君 | Cold-bending forming buckling-type seam joint pipe |
| CN109351803A (en) * | 2018-10-18 | 2019-02-19 | 武汉钢铁江北集团冷弯型钢有限公司 | The forming method of p-shaped steel pipe |
| CN210581716U (en) * | 2019-04-20 | 2020-05-22 | 南京世岐货架型材制造有限公司 | Overlock P-shaped beam and forming machine |
-
2019
- 2019-04-20 CN CN201910320737.4A patent/CN109998303B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743667Y (en) * | 2003-08-18 | 2005-11-30 | 江苏六维物流设备实业有限公司 | Cold bending receptacle type P shaped pipe beam |
| CN104652919A (en) * | 2015-02-12 | 2015-05-27 | 杜昌君 | Cold-bending forming buckling-type seam joint pipe |
| CN109351803A (en) * | 2018-10-18 | 2019-02-19 | 武汉钢铁江北集团冷弯型钢有限公司 | The forming method of p-shaped steel pipe |
| CN210581716U (en) * | 2019-04-20 | 2020-05-22 | 南京世岐货架型材制造有限公司 | Overlock P-shaped beam and forming machine |
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| CN109998303A (en) | 2019-07-12 |
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