CN102989851A - Forming method of wide-width and multi-wave inverted T-shaped cold forming sectional steel and production device thereof - Google Patents
Forming method of wide-width and multi-wave inverted T-shaped cold forming sectional steel and production device thereof Download PDFInfo
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- CN102989851A CN102989851A CN2012105118922A CN201210511892A CN102989851A CN 102989851 A CN102989851 A CN 102989851A CN 2012105118922 A CN2012105118922 A CN 2012105118922A CN 201210511892 A CN201210511892 A CN 201210511892A CN 102989851 A CN102989851 A CN 102989851A
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- 229910000831 Steel Inorganic materials 0.000 title abstract description 55
- 239000010959 steel Substances 0.000 title abstract description 55
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 238000003754 machining Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 45
- 238000003825 pressing Methods 0.000 claims description 37
- 238000007493 shaping process Methods 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000397426 Centroberyx lineatus Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a forming method of a wide-width and multi-wave inverted T-shaped cold forming sectional steel and a production device of the wide-width and multi-wave inverted T-shaped cold forming sectional steel. The forming method comprises a forming method of a central dovetail groove of the wide-width and multi-wave inverted T-shaped cold forming sectional steel, a forming method of a middle part of the wide-width and multi-wave inverted T-shaped cold forming sectional steel, and a forming method of the whole of the wide-width and multi-wave inverted T-shaped cold forming sectional steel. According to the forming method, the central groove can be rolled into a central groove to be flatly pressed and the lateral groove can be machined into the lateral groove to be flatly pressed by the existing anti-bend roll-in machining, the central groove or a pair of lateral grooves can be formed for once by the machining mode that the pairing machining is carried out from the central groove to the left side and the right side, and the lateral groove (i.e. an edge groove) which is arranged at the outermost side can be treated by one of the follow-up three edge machining modes, so that the wide-width and multi-wave inverted T-shaped cold forming sectional steel can be machined in the manner that the center of a belt-shaped plate is gradually spread to the two sides, and a single required roll-in force when the dovetail groove is formed in the belt-shaped plate can be reduced.
Description
Technical field
The present invention relates to the plate forming processing technique field, relate in particular to a kind of forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section, also relate to simultaneously the process units of this many ripples of wide cut inverted T-shaped cold-rolled forming section.
Background technology
Many ripples of wide cut inverted T-shaped cold-rolled forming section refers to have at sheet material the sheet material of at least two dovetail grooves, the processing and forming of many ripples of wide cut inverted T-shaped cold-rolled forming section adopts the mode of cold roll forming to realize usually, namely use the auxiliary wheel of inclination certain angle that the dovetail groove sidewall of many ripples of wide cut inverted T-shaped cold-rolled forming section is pressed, and it is discontiguous being in the interior format roll dovetail groove of dovetail groove and the sidewall of dovetail groove, moulding is real presses so that auxiliary wheel belongs to pressing of dovetail groove sidewall, thereby so that the size of each dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section differ, out-of-shape.
Application number is method and the equipment thereof that 200910107621.9 Chinese invention patent discloses a kind of cold-bending dovetail groove in fireproofing accurate steel materials, wherein the specification of method discloses, elder generation's roll bending on steel band goes out the trough with straight angle of the hat of length direction extension, the mode recurvation of processing by the recurvation roll-in from top and the sidewall of trough with straight angle again bent angle, and this bent angle is consistent with the dovetail angle angle of required dovetail groove, so that the sidepiece facade of trough with straight angle is angled with top planes and plane, steel band top layer respectively, and narrowing down of steel band, trough with straight angle is rolled into wait to flatten the groove to be flattened for dovetail groove, then with running roller described groove shaping to be flattened is flattened, while, two catch rollers clamped the left and right directions of steel band, stop groove to be flattened the opening of notch in applanation process, to process the dovetail groove that needs at steel band, the namely closing at dovetail groove notch position place processing, under the clamping action of two catch rollers, utilize the top of dovetail groove with respect to the extension realization of bottom plate rabbet, but by the method during at least two dovetail grooves of steel band processing, as make the successively moulding of each dovetail groove, then when the dovetail groove of aftershaping closes up, meeting produces extruding to the notch of the dovetail groove of front moulding, and makes the notch distortion of the dovetail groove of front moulding; Such as the simultaneously moulding of each dovetail groove, then along with the increase of dovetail groove quantity, the roller pressure that applies on the pair roller also needs continuous increase, so that the power output of whole rolling equipment constantly increases, thereby has increased the processing cost of product.
Summary of the invention
The purpose of this invention is to provide a kind of each dovetail groove of successively moulding, with the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of the power output of attenuating equipment needs, be intended to solve in the prior art after the dovetail groove moulding on many ripples of wide cut inverted T-shaped cold-rolled forming section problem in irregular shape; The process units of many ripples of wide cut inverted T-shaped cold-rolled forming section of the power output that a kind of each dovetail groove of successively moulding also is provided simultaneously, has needed with attenuating equipment, be intended to improve the machining accuracy of dovetail groove on many ripples of wide cut inverted T-shaped cold-rolled forming section, make the regular shape of dovetail groove.
In order to realize above purpose, the technical solution adopted in the present invention is:
The technical scheme of the forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention is as follows:
The forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section, process by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove.
The technical scheme of the forming method of the mid portion dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention is as follows:
The forming method of the mid portion dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section may further comprise the steps:
1), process by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove;
2), beginning to the left and right from the 1st counter-lateral quadrents groove with the following methods, both sides process the sidepiece dovetail groove successively in pairs, and definition to be in sidepiece dovetail groove a pair of to be processed between central dovetail groove and the outermost sidepiece dovetail groove to be processed be that N to be processed is to dovetail groove, a counter-lateral quadrents groove that extrudes with roller in N counter-lateral quadrents dovetail groove position to be processed is N counter-lateral quadrents groove, N counter-lateral quadrents groove outside adjacent position extrude with roller with respect to N counter-lateral quadrents groove about the counter-lateral quadrents groove that distributes be N+1 counter-lateral quadrents groove, and N counter-lateral quadrents Pocket Machining to be become to wait to flatten by the recurvation roll-in with roll be that the N of dovetail groove treats and flattens the sidepiece groove, described N+1 counter-lateral quadrents groove has contiguous corresponding N and treats a N+1 left side that flattens the sidepiece recess sidewall, the Right Inboard wall, afterwards, clamp described N+1 with roll left, the Right Inboard wall is with spacing fixing to it at left and right directions, stop N to treat the notch that flattens the sidepiece groove and open when being driven plain, with roll N being treated the pressing of pressing sidepiece groove simultaneously is N counter-lateral quadrents dovetail groove.
The technical scheme of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention is as follows:
The forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section may further comprise the steps:
1) processes by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove;
2) beginning to the left and right from the 1st counter-lateral quadrents groove with the following methods, both sides process the sidepiece dovetail groove successively in pairs, and definition to be in sidepiece dovetail groove a pair of to be processed between central dovetail groove and the outermost sidepiece dovetail groove to be processed be that N to be processed is to dovetail groove, a counter-lateral quadrents groove that extrudes with roller in N counter-lateral quadrents dovetail groove position to be processed is N counter-lateral quadrents groove, N counter-lateral quadrents groove outside adjacent position extrude with roller with respect to N counter-lateral quadrents groove about the counter-lateral quadrents groove that distributes be N+1 counter-lateral quadrents groove, and N counter-lateral quadrents Pocket Machining to be become to wait to flatten by the recurvation roll-in with roll be that the N of dovetail groove treats and flattens the sidepiece groove, described N+1 counter-lateral quadrents groove has contiguous corresponding N and treats a N+1 left side that flattens the sidepiece recess sidewall, the Right Inboard wall, afterwards, clamp described N+1 with roll left, the Right Inboard wall is with spacing fixing to it at left and right directions, stop N to treat the notch that flattens the sidepiece groove and open when being driven plain, with roll N being treated the pressing of pressing sidepiece groove simultaneously is N counter-lateral quadrents dovetail groove;
3) being defined in an outermost counter-lateral quadrents dovetail groove position to be processed is the edge groove with the sidepiece groove that roller extrudes, this is divided into the relative interior slot part of double distribution and opposing outer slot part to two grooves in the edge groove, interior slot part has the left and right inboard wall in edge of contiguous other counter-lateral quadrents dovetail grooves, outer slot part has away from the left and right outside, the edge of other counter-lateral quadrents grooves wall, and the edge groove is by any one processing of following three kinds of processing modes:
Mode one, with roll the interior slot part of edge groove is processed into by the recurvation roll-in first and waits to flatten for waiting to flatten interior slot part in the edge of half dovetail groove, clamp described edge with roll more left, right outside edge-on wall is with spacing fixing with it, stop described edge left, the Right Inboard wall is left to described edge, right outside edge-on wall direction tilts, with roll interior slot part pressing being waited to flatten in described edge simultaneously is slot part in the edge dovetail groove, then with roll the outer slot part of edge groove is processed into by the recurvation roll-in and waits to flatten for waiting to flatten outer slot part in the edge of half dovetail groove, with roll the edge is waited that the trench bottom that flattens outer slot part divides pressing at last, with roll that the edge, the left and right sides of banded sheet material is downward excessively curved simultaneously, be rolled into the outer slot part of edge dovetail groove so that outer slot part is waited to flatten in the edge, and obtain whole edge dovetail groove;
Mode two, with roll the edge groove is processed into by the recurvation roll-in first that to wait to flatten be the edge groove to be flattened of dovetail groove, again with the left and right edge of roll nip taut band shape sheet material with left and right directions with its spacing fixing, stop groove to be flattened notch when being driven plain in edge to open, with roll edge groove to be flattened being flattened simultaneously is the edge dovetail groove;
Mode three is excised the plate body between the left and right inboard wall in banded sheet material upper edge and described edge, and the residue board body part on the banded sheet material is divided into required many ripples of wide cut inverted T-shaped cold-rolled forming section.
Dovetail groove to be processed is at least five odd number on the described banded sheet material.
Described central authorities groove to be flattened and sidepiece groove to be flattened all process by the recurvation roll-in by the roll of two passages at least.
The technical scheme of the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention is as follows:
The process units of many ripples of wide cut inverted T-shaped cold-rolled forming section, comprise for the first shaping roller that goes out drop-center in the roll-in of the middle part of banded sheet material, the throughput direction of banded sheet material is defined as fore-and-aft direction, and after the first shaping roller, is provided with first and second group roll
Be provided with in first group of roll for drop-center by the recurvation roll-in be processed into the first recurvation running roller of waiting to flatten for central authorities' groove to be flattened of dovetail groove, the inboard wall that is used for clamping the 1st counter-lateral quadrents groove take left and right directions to its spacing first fixing location running roller, be used for central authorities' groove to be flattened flattened as first of central dovetail groove and flatten running roller, the first recurvation running roller is in the first location running roller and first and flattens before the running roller, and the first location running roller and first flattens running roller and is on the roll with a time;
Be provided with in second group of roll for begin from drop-center both sides to the left and right successively in pairs roll-in process the L shaping roller of N counter-lateral quadrents groove, be used for N counter-lateral quadrents groove is processed into the M recurvation running roller of waiting to flatten for the N counter-lateral quadrents groove to be flattened of dovetail groove by the recurvation roll-in, be used for clamping the inboard wall of N+1 counter-lateral quadrents groove at left and right directions its spacing fixing P is located running roller, be used for N the K that sidepiece groove to be flattened is flattened as the sidepiece dovetail groove is flattened running roller, described K, L, M, N, P is all greater than 1, the L shaping roller is in before the M recurvation running roller, M recurvation running roller is in the first location running roller and first and flattens after the running roller, P location running roller and K flatten the position before the running roller, P location running roller flattens running roller with K and is in on the roll
After second group of roll, be provided with for pressing the 3rd group of processing edge groove to cross curved processing roll or be used for the 3rd group of block processing roll by block processing roll-in processing edge groove or be used for cutting out the cutting means of edge groove by crossing roller,
Cross to be provided with in the curved processing roll to be processed into by the recurvation roll-in for the interior slot part with the edge groove and wait to flatten the edge inside groove recurvation running roller of waiting to flatten interior slot part for the edge of half dovetail groove for described the 3rd group, be used for gripper edge left along the edge of groove, right outside edge-on wall is to locate its spacing fixing edge inside groove for running roller, be used for that interior slot part pressing is waited to flatten in the edge and be the edge inside groove pressing running roller of slot part in the edge dovetail groove, being used for outer slot part with the edge groove is processed into by the recurvation roll-in and waits to flatten the edge water jacket recurvation running roller of waiting to flatten outer slot part for the edge of half dovetail groove, be used for the edge is waited that the trench bottom that flattens outer slot part divides the edge water jacket of pressing to flatten running roller, be used for the downward excessively curved edge water jacket in the edge, the left and right sides of banded sheet material is crossed the roller wheel, described edge inside groove recurvation running roller is in before the running roller of inside groove location, edge, edge inside groove location running roller and edge inside groove pressing running roller are on the roll with a time, the edge inside groove flattens running roller and is in before the edge water jacket recurvation running roller, edge water jacket recurvation running roller is in edge water jacket pressing running roller and the edge water jacket is crossed between the roller wheel, and edge water jacket pressing running roller and edge water jacket are crossed roller and taken turns on the roll that is in a time;
Be provided with in described the 3rd group of block processing roll for the interior slot part of edge groove by the recurvation roll-in be processed into wait to flatten for the edge of dovetail groove treat the edge groove recurvation edge running roller, be used for being clamped in banded sheet material edge, the left and right sides take to its spacing fixing gulde edge of left and right directions along running roller, be used for the edge is treated that the edge groove flattens the pressing edge running roller as the edge dovetail groove, described recurvation edge running roller is in gulde edge before the running roller, described gulde edge along running roller with flatten the edge running roller and be on the roll with a time.
Described the first shaping roller and L shaping roller are arranged on the roll of two passages at least.
Described the first recurvation running roller and M recurvation running roller are arranged on the roll of two passages at least.
The present invention is rolled into drop-center to be flattened by existing recurvation roll-in processing with drop-center, the sidepiece Pocket Machining is become sidepiece groove to be flattened, again by clamping the wall of the adjacent nearside of groove to be flattened (comprising drop-center to be flattened and sidepiece groove to be flattened), prevention the opening of notch when flattening groove to be flattened, reach the effect of closing in, and by the processing mode from the to the left and right paired processing in both sides of drop-center, realize single moulding drop-center or a counter-lateral quadrents groove, at least a processing the by three kinds of follow-up edge processing modes is in outermost sidepiece groove (being the edge groove) again, realization can come many ripples of processing wide breadth inverted T-shaped cold-rolled forming section from the mode that spread gradually on the mediad both sides of banded sheet material, reduce single required roller pressure during the moulding dovetail groove on banded sheet material, the demand of corresponding minimizing breaker roll output torque, realization is in the purpose of a plurality of dovetail grooves of banded sheet material processing, thereby solve the excessive problem of demanded power output that the prior art forming method brings the simultaneously moulding of each dovetail groove, guaranteed the regular shape after the dovetail groove moulding.
Description of drawings
Fig. 1 is the structural representation of many ripples of wide cut inverted T-shaped cold-rolled forming section;
Fig. 2 is the steel band variable condition sectional view of step 1 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 3 is the steel band variable condition sectional view of step 2 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 4 is the steel band variable condition sectional view of step 3 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 5 is the steel band variable condition sectional view of step 4 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 6 is the steel band variable condition sectional view of step 5 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 7 is the steel band variable condition sectional view of step 6 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 8 is the steel band variable condition sectional view of step 7 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Fig. 9 is the steel band variable condition sectional view of step 8 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 10 is the steel band variable condition sectional view of step 9 of the forming method of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 11 is that the process units of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention uses view for the moment in the step of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section;
Figure 12 is the use view of process units when the step 2 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 13 is the use view of process units when the step 3 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 14 is the use view of process units when the step 4 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 15 is the use view of process units when the step 5 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 16 is the use view of process units when the step 6 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 17 is the use view of process units when the step 7 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 18 is the use view of process units when the step 8 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 19 is the use view of process units when the step 9 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 20 is the use view of process units the 9th passage roll in the step 3 of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of many ripples of the wide cut inverted T-shaped cold-rolled forming section in the embodiment of the invention;
Figure 21 is the partial enlarged drawing at A place among Figure 20.
The specific embodiment
The embodiment of the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention, as shown in Figure 1, many ripples of wide cut inverted T-shaped cold-rolled forming section 100 products that the present embodiment obtains are many ripples of the wide cut inverted T-shaped cold-rolled forming section 100 with five dovetail grooves, namely have the second from left dovetail groove 1001, the first from left dovetail groove 1002, central dovetail groove 1003, a right dovetail groove 1004 and right two dovetail grooves 1005 that distribute successively from left to right at many ripples of wide cut inverted T-shaped cold-rolled forming section 100.
Extremely shown in Figure 21 such as Fig. 2, the forming method of this many ripples of wide cut inverted T-shaped cold-rolled forming section 100 may further comprise the steps: step 1, as shown in figure 11, dimensional requirement according to many ripples of wide cut inverted T-shaped cold-rolled forming section 100 is chosen suitable steel band, and steel band is sent into the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section 100 along fore-and-aft direction, the first roll 01-1 that the start-up portion of process units has five roads to arrange successively at fore-and-aft direction, 01-2,01-3,01-4,01-5, the place, centre position of each the first roll is provided with first a shaping roller 1-11,1-21,1-31,1-41,1-51, each first shaping roller 1-11,1-21,1-31,1-41, the height of projection of 1-51 increases from front to back successively, front four the first shaping roller 1-11,1-21,1-31, the cross sectional shape of 1-41 is trapezoidal, the cross sectional shape of last the first shaping roller 1-51 is Nogata shape, so that place, the centre position of steel band is gone out from front to back the gradually drop-center 1-1 of projection by roll-in, and after through five roads the first roll drop-center 1-1 be shaped as Nogata shape, be equipped with two the second shaping roller 1-42 that are in the left and right sides of the first shaping roller at rear twice the first roll, 1-52, the second shaping roller 1-42, the height of projection of 1-52 increases from front to back successively, with first three the road first roll 1-11 of process at steel band, 1-21, on the part of 1-31 gradually roll-in go out the first from left shaping groove 1-2 and a right groove 1-3, obtain successively having the steel band 1 of five different cross sections as shown in Figure 2,2,3,4,5;
Step 7, as shown in figure 17, steel band 17 is continued by three roads the 6th roll 6-15,6-16, together the 7th roll 7-18 after the 6-17, the middle part of the 7th roll 7-18 be provided with center-aisle 7-181 and about pad platform 7-182, about the arranged outside of pad platform 7-182 have the 3rd to flatten running roller 7-183, the effect of pad platform 7-182 and centre gangway 7-181 is identical with step 6 wherein, and the 3rd flatten running roller 7-183 can be with the top of the left side facade of the right side facade of the second from left groove 7-4 and right two groove 7-5, the arc of position, the end flattens, with between the left side facade of the right side facade of the second from left groove 7-4 and the first from left groove 7-2, form dovetail groove between the left side facade of right two groove 7-5 and the right side facade of a right groove 7-3, be slot part in slot part in the second from left dovetail groove and right two dovetail grooves even the interior slot part of the interior slot part of the second from left groove 7-4 and right two groove 7-5 is driven plain, obtain the steel band 18 of cross sectional shape as shown in Figure 8;
Step 9, as shown in figure 19, steel band 20 is continued by twice the 8th roll 8-19, together the 9th roll 9-21 after the 8-20, the middle part of the 9th roll 9-21 be provided with center-aisle 9-211 and about pad platform 9-212, about the arranged outside of pad platform 9-212 have the 4th to flatten running roller 9-213, wherein center-aisle with about the pad platform effect identical with step 6, the 4th flattens running roller 9-213 flattens the left side facade of the second from left groove 9-4 and facade top side, the right side arc of right two groove 9-5, and the dual-side of banded sheet material is swallow-tail form along downward mistake is curved to the second from left groove 9-4 and right two groove 9-5, be about to the second from left groove 7-4 and right two groove 7-5 and be processed as the second from left dovetail groove and right two dovetail grooves by roll-in respectively, with the steel band 21 that obtains cross sectional shape as shown in figure 10, namely obtain many ripples of the wide cut inverted T-shaped cold-rolled forming section 100 around centre downsagging, from process units, recoil to the shape of requirement after the discharging at many ripples of wide cut inverted T-shaped cold-rolled forming section 100.
In the present embodiment, the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section 100 comprise five roads the first roll of setting gradually from front to back, three roads the second roll, twice the 3rd roll, three roads the 4th roll, together the 5th roll, three roads the 6th roll, the 7th roll, twice the 8th roll be with the 9th roll together, steel band is after passing through each roll successively from front to back, five dovetail grooves to upper process that roll-in and recurvation go out to need on steel band namely obtain many ripples of the wide cut inverted T-shaped cold-rolled forming section 100 that needs; In whole production process, the Nogata formation type process of the first from left dovetail groove and a right dovetail groove and the dove-tail form forming process of central dovetail groove coincide, the Nogata formation type process of the second from left dovetail groove and right two dovetail grooves and the dove-tail form forming process of the first from left dovetail groove and a right dovetail groove coincide, even the forming process of each dovetail groove from the centre to both sides is overlapped, saved the blanking time of special each dovetail groove of roll-in, shorten the technological process of production, improved production efficiency; Apply in opposite directions clamping force to the left side facade of the right side facade of the first from left dovetail groove and a right dovetail groove, the extension power that produces when being equilibrated at the central dovetail groove of pressing top, bottom arc by this clamping force, guarantee the closing in effect of the dovetail groove of central dovetail groove, and make from inside to outside successively moulding of dovetail groove on the banded sheet material, reduce the active force that roll need to be exported, reduce the demand to whole process units power output; The second from left dovetail groove and right two dovetail grooves are divided into two parts carry out moulding roll-in processing, wherein the left side facade of the right side facade of the second from left dovetail groove and right two dovetail grooves is when flattening, the extension power that produces on the right side facade of the second from left dovetail groove and the left side facade of right two dovetail grooves can be cancelled out each other, the problem of location inconvenience when the left side facade that has solved the right side facade of the second from left dovetail groove and right two dovetail grooves flattens, the bottom arc of the left side facade of the second from left dovetail groove and the right side facade of right two dovetail grooves adopted curved mode to eliminate, not only guaranteed the moulding rule of the second from left dovetail groove and right two dovetail grooves, and can utilize resilience after 100 dischargings of whole many ripples of wide cut inverted T-shaped cold-rolled forming section, eliminate the internal stress that whole many ripples of wide cut inverted T-shaped cold-rolled forming section 100 forming processes produce.
In the above-described embodiments, use steel band to carry out the processing of many ripples of wide cut inverted T-shaped cold-rolled forming section, in other embodiments, steel band also can replace with other alloys such as aluminium alloy or other banded sheet material.
In the above-described embodiments, five roads the first roll is arranged in the step 1 to nine successively, three roads the second roll, twice the 3rd roll, three roads the 4th roll, one the 5th roll, three roads the 6th roll, one the 7th roll, twice the 8th roll is with the 9th roll, in other embodiments, five roads the first roll, three roads the second roll, twice the 3rd roll, three roads the 4th roll, three roads the 6th roll also can be roll with twice the 8th roll, one the 5th roll, three roads the 6th roll, together the 7th roll and the 9th roll also can be twice rolls at least, and corresponding step 1 to nine can realize with topping roll by one.
In the above-described embodiments, being in Edge of Steel Strip is split into two parts along the second from left dovetail groove of position and right two dovetail grooves and carries out roll-forming, in other embodiments, also can be by the edge of block steel band, so that the second from left dovetail groove and right two dovetail grooves are realized whole recurvation and pressing; Perhaps directly cut the second from left dovetail groove and right two dovetail grooves, the remainder on the corresponding steel band is required many ripples of wide cut inverted T-shaped cold-rolled forming section.
In the above-described embodiments, dovetail groove on many ripples of wide cut inverted T-shaped cold-rolled forming section is five, it is the second from left dovetail groove, the first from left dovetail groove, central authorities' dovetail groove, a right dovetail groove and right two dovetail grooves, the second from left dovetail groove wherein, the first from left dovetail groove, a right dovetail groove and right two dovetail grooves are two pairs of sidepiece dovetail grooves that formed by the roll-in of sidepiece groove, and the second from left dovetail groove and right two dovetail grooves are outermost sidepiece dovetail groove (being the edge dovetail groove), in other embodiments, the sidepiece dovetail groove also can be for more than two pairs, corresponding other are in the sidepiece groove between edge dovetail groove and the central dovetail groove, in can the forming process according to the first from left dovetail groove and a right dovetail groove, obtain by roll-in processing, can be corresponding in forming process use the L shaping roller, M recurvation running roller, K flattens running roller, wherein the L shaping roller is in before the M recurvation running roller, M recurvation running roller is in the first location running roller and first and flattens after the running roller, P location running roller and K flatten the position before the running roller, and P location running roller flattens running roller with K and is in on the roll.
In other embodiments, dovetail groove also can be the odd number more than five, dovetail groove is that separate roller is molded except the most inboard one, all the other press the mode roll-forming of the in twos moulding from the centre to both sides, the concrete forming process mode roll-forming used in above-described embodiment the same as with a right dovetail groove the first from left dovetail groove.
In the above-described embodiments, dovetail groove on many ripples of wide cut inverted T-shaped cold-rolled forming section is odd number, in other embodiments, the quantity of dovetail groove also can be even number, the recess to lower recess on the corresponding steel band is odd number, and be in Edge of Steel Strip and only have inboard facade along the recess of position, there is not outer side elevation, thereby can with in two side elevations of inner recess and above-described embodiment two side elevations of inboard dovetail groove regard the first from left facade and a right facade as, the facade adjacent with the first from left facade left side is the second from left facade (namely appealing the right side facade of the first from left dovetail groove among the embodiment), the facade adjacent with a right facade right side is right two facades (being the left side facade of the right side one dovetail groove in above-described embodiment), and the recurvation of inner recess is consistent with the central dovetail groove in above-described embodiment with pressing.
As from the foregoing, the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention can be made of following steps:
1) processes by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove;
2) beginning to the left and right from the 1st counter-lateral quadrents groove with the following methods, both sides process the sidepiece dovetail groove successively in pairs, and definition to be in sidepiece dovetail groove a pair of to be processed between central dovetail groove and the outermost sidepiece dovetail groove to be processed be that N to be processed is to dovetail groove, a counter-lateral quadrents groove that extrudes with roller in N counter-lateral quadrents dovetail groove position to be processed is N counter-lateral quadrents groove, N counter-lateral quadrents groove outside adjacent position extrude with roller with respect to N counter-lateral quadrents groove about the counter-lateral quadrents groove that distributes be N+1 counter-lateral quadrents groove, and N counter-lateral quadrents Pocket Machining to be become to wait to flatten by the recurvation roll-in with roll be that the N of dovetail groove treats and flattens the sidepiece groove, described N+1 counter-lateral quadrents groove has contiguous corresponding N and treats a N+1 left side that flattens the sidepiece recess sidewall, the Right Inboard wall, afterwards, clamp described N+1 with roll left, the Right Inboard wall is with spacing fixing to it at left and right directions, stop N to treat the notch that flattens the sidepiece groove and open when being driven plain, with roll N being treated the pressing of pressing sidepiece groove simultaneously is N counter-lateral quadrents dovetail groove;
3) being defined in an outermost counter-lateral quadrents dovetail groove position to be processed is the edge groove with the sidepiece groove that roller extrudes, this is divided into the relative interior slot part of double distribution and opposing outer slot part to two grooves in the edge groove, interior slot part has the left and right inboard wall in edge of contiguous other counter-lateral quadrents dovetail grooves, outer slot part has away from the left and right outside, the edge of other counter-lateral quadrents grooves wall, and the edge groove is by any one processing of following three kinds of processing modes:
Mode one, with roll the interior slot part of edge groove is processed into by the recurvation roll-in first and waits to flatten for waiting to flatten interior slot part in the edge of half dovetail groove, clamp described edge with roll more left, right outside edge-on wall is with spacing fixing with it, stop described edge left, the Right Inboard wall is left to described edge, right outside edge-on wall direction tilts, with roll interior slot part pressing being waited to flatten in described edge simultaneously is slot part in the edge dovetail groove, then with roll the outer slot part of edge groove is processed into by the recurvation roll-in and waits to flatten for waiting to flatten outer slot part in the edge of half dovetail groove, with roll the edge is waited that the trench bottom that flattens outer slot part divides pressing at last, with roll that the edge, the left and right sides of banded sheet material is downward excessively curved simultaneously, be rolled into the outer slot part of edge dovetail groove so that outer slot part is waited to flatten in the edge, and obtain whole edge dovetail groove;
Mode two, with roll the edge groove is processed into by the recurvation roll-in first that to wait to flatten be the edge groove to be flattened of dovetail groove, again with the left and right edge of roll nip taut band shape sheet material with left and right directions with its spacing fixing, stop groove to be flattened notch when being driven plain in edge to open, with roll edge groove to be flattened being flattened simultaneously is the edge dovetail groove;
Mode three is excised the plate body between the left and right inboard wall in banded sheet material upper edge and described edge, and the residue board body part on the banded sheet material is divided into required many ripples of wide cut inverted T-shaped cold-rolled forming section.
The embodiment of the forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention, in the present embodiment in the forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section and above-described embodiment the forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section identical, therefore repeat no more in the present embodiment.
The embodiment that the moulding of the mid portion dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention is provided, the mid portion dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section is made of other sidepiece dovetail grooves except the edge dovetail groove on central dovetail groove and many ripples of the wide cut inverted T-shaped cold-rolled forming section in the present embodiment, and the forming method of mid portion dovetail groove is identical in the forming method of mid portion dovetail groove and above-described embodiment, therefore repeats no more in the present embodiment.
The embodiment of the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section of the present invention, in the present embodiment in the structure of the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section and above-described embodiment the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section identical, therefore repeat no more in the present embodiment.
Claims (8)
1. the forming method of the central dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section, it is characterized in that, process by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove.
2. the forming method of the mid portion dovetail groove of many ripples of wide cut inverted T-shaped cold-rolled forming section is characterized in that, may further comprise the steps:
1), process by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove;
2), beginning to the left and right from the 1st counter-lateral quadrents groove with the following methods, both sides process the sidepiece dovetail groove successively in pairs, and definition to be in sidepiece dovetail groove a pair of to be processed between central dovetail groove and the outermost sidepiece dovetail groove to be processed be that N to be processed is to dovetail groove, a counter-lateral quadrents groove that extrudes with roller in N counter-lateral quadrents dovetail groove position to be processed is N counter-lateral quadrents groove, N counter-lateral quadrents groove outside adjacent position extrude with roller with respect to N counter-lateral quadrents groove about the counter-lateral quadrents groove that distributes be N+1 counter-lateral quadrents groove, and N counter-lateral quadrents Pocket Machining to be become to wait to flatten by the recurvation roll-in with roll be that the N of dovetail groove treats and flattens the sidepiece groove, described N+1 counter-lateral quadrents groove has contiguous corresponding N and treats a N+1 left side that flattens the sidepiece recess sidewall, the Right Inboard wall, afterwards, clamp described N+1 with roll left, the Right Inboard wall is with spacing fixing to it at left and right directions, stop N to treat the notch that flattens the sidepiece groove and open when being driven plain, with roll N being treated the pressing of pressing sidepiece groove simultaneously is N counter-lateral quadrents dovetail groove.
3. the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section is characterized in that, may further comprise the steps:
1), process by the recurvation roll-in on the banded sheet material that extends in front and back with roll that to wait to flatten be central authorities' groove to be flattened of dovetail groove, and extruding the 1st counter-lateral quadrents groove that distributes about groove to be flattened with respect to central authorities with roller in the adjacent position of central authorities' groove left and right sides to be flattened on the banded sheet material, two grooves in described the 1st counter-lateral quadrents groove have respectively 1st left side adjoining with the left and right sides sidewall of central authorities grooves to be flattened, the Right Inboard wall, afterwards, clamp described the 1st left side with roll, the Right Inboard wall is with spacing fixing to it at left and right directions, stop the notch of central authorities' groove to be flattened relatively to open when being driven plain, with roll central authorities' groove to be flattened being flattened simultaneously is central dovetail groove;
2), beginning to the left and right from the 1st counter-lateral quadrents groove with the following methods, both sides process the sidepiece dovetail groove successively in pairs, and definition to be in sidepiece dovetail groove a pair of to be processed between central dovetail groove and the outermost sidepiece dovetail groove to be processed be that N to be processed is to dovetail groove, a counter-lateral quadrents groove that extrudes with roller in N counter-lateral quadrents dovetail groove position to be processed is N counter-lateral quadrents groove, N counter-lateral quadrents groove outside adjacent position extrude with roller with respect to N counter-lateral quadrents groove about the counter-lateral quadrents groove that distributes be N+1 counter-lateral quadrents groove, and N counter-lateral quadrents Pocket Machining to be become to wait to flatten by the recurvation roll-in with roll be that the N of dovetail groove treats and flattens the sidepiece groove, described N+1 counter-lateral quadrents groove has contiguous corresponding N and treats a N+1 left side that flattens the sidepiece recess sidewall, the Right Inboard wall, afterwards, clamp described N+1 with roll left, the Right Inboard wall is with spacing fixing to it at left and right directions, stop N to treat the notch that flattens the sidepiece groove and open when being driven plain, with roll N being treated the pressing of pressing sidepiece groove simultaneously is N counter-lateral quadrents dovetail groove;
3), being defined in an outermost counter-lateral quadrents dovetail groove position to be processed is the edge groove with the sidepiece groove that roller extrudes, this is divided into the relative interior slot part of double distribution and opposing outer slot part to two grooves in the edge groove, interior slot part has the left and right inboard wall in edge of contiguous other counter-lateral quadrents dovetail grooves, outer slot part has away from the left and right outside, the edge of other counter-lateral quadrents grooves wall, and the edge groove is by any one processing of following three kinds of processing modes:
Mode one, with roll the interior slot part of edge groove is processed into by the recurvation roll-in first and waits to flatten for waiting to flatten interior slot part in the edge of half dovetail groove, clamp described edge with roll more left, right outside edge-on wall is with spacing fixing with it, stop described edge left, the Right Inboard wall is left to described edge, right outside edge-on wall direction tilts, with roll interior slot part pressing being waited to flatten in described edge simultaneously is slot part in the edge dovetail groove, then with roll the outer slot part of edge groove is processed into by the recurvation roll-in and waits to flatten for waiting to flatten outer slot part in the edge of half dovetail groove, with roll the edge is waited that the trench bottom that flattens outer slot part divides pressing at last, with roll that the edge, the left and right sides of banded sheet material is downward excessively curved simultaneously, be rolled into the outer slot part of edge dovetail groove so that outer slot part is waited to flatten in the edge, and obtain whole edge dovetail groove;
Mode two, with roll the edge groove is processed into by the recurvation roll-in first that to wait to flatten be the edge groove to be flattened of dovetail groove, again with the left and right edge of roll nip taut band shape sheet material with left and right directions with its spacing fixing, stop groove to be flattened notch when being driven plain in edge to open, with roll edge groove to be flattened being flattened simultaneously is the edge dovetail groove;
Mode three is excised the plate body between the left and right inboard wall in banded sheet material upper edge and described edge, and the residue board body part on the banded sheet material is divided into required many ripples of wide cut inverted T-shaped cold-rolled forming section.
4. the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section according to claim 3 is characterized in that, dovetail groove to be processed is at least five odd number on the described banded sheet material.
5. according to claim 3 or the forming method of 4 described many ripples of wide cut inverted T-shaped cold-rolled forming sections, it is characterized in that, described central authorities groove to be flattened and sidepiece groove to be flattened all process by the recurvation roll-in by the roll of two passages at least.
6. the process units of many ripples of wide cut inverted T-shaped cold-rolled forming section, comprise for the first shaping roller that goes out drop-center in the roll-in of the middle part of banded sheet material, it is characterized in that, the throughput direction of banded sheet material is defined as fore-and-aft direction, and after the first shaping roller, be provided with first and second the group roll
Be provided with in first group of roll for drop-center by the recurvation roll-in be processed into the first recurvation running roller of waiting to flatten for central authorities' groove to be flattened of dovetail groove, the inboard wall that is used for clamping the 1st counter-lateral quadrents groove take left and right directions to its spacing first fixing location running roller, be used for central authorities' groove to be flattened flattened as first of central dovetail groove and flatten running roller, the first recurvation running roller is in the first location running roller and first and flattens before the running roller, and the first location running roller and first flattens running roller and is on the roll with a time;
Be provided with in second group of roll for begin from drop-center both sides to the left and right successively in pairs roll-in process the L shaping roller of N counter-lateral quadrents groove, be used for N counter-lateral quadrents groove is processed into the M recurvation running roller of waiting to flatten for the N counter-lateral quadrents groove to be flattened of dovetail groove by the recurvation roll-in, be used for clamping the inboard wall of N+1 counter-lateral quadrents groove at left and right directions its spacing fixing P is located running roller, be used for N the K that sidepiece groove to be flattened is flattened as the sidepiece dovetail groove is flattened running roller, described K, L, M, N, P is all greater than 1, the L shaping roller is in before the M recurvation running roller, M recurvation running roller is in the first location running roller and first and flattens after the running roller, P location running roller and K flatten the position before the running roller, P location running roller flattens running roller with K and is in on the roll
After second group of roll, be provided with for pressing the 3rd group of processing edge groove to cross curved processing roll or be used for the 3rd group of block processing roll by block processing roll-in processing edge groove or be used for cutting out the cutting means of edge groove by crossing roller,
Cross to be provided with in the curved processing roll to be processed into by the recurvation roll-in for the interior slot part with the edge groove and wait to flatten the edge inside groove recurvation running roller of waiting to flatten interior slot part for the edge of half dovetail groove for described the 3rd group, be used for gripper edge left along the edge of groove, right outside edge-on wall is to locate its spacing fixing edge inside groove for running roller, be used for that interior slot part pressing is waited to flatten in the edge and be the edge inside groove pressing running roller of slot part in the edge dovetail groove, being used for outer slot part with the edge groove is processed into by the recurvation roll-in and waits to flatten the edge water jacket recurvation running roller of waiting to flatten outer slot part for the edge of half dovetail groove, be used for the edge is waited that the trench bottom that flattens outer slot part divides the edge water jacket of pressing to flatten running roller, be used for the downward excessively curved edge water jacket in the edge, the left and right sides of banded sheet material is crossed the roller wheel, described edge inside groove recurvation running roller is in before the running roller of inside groove location, edge, edge inside groove location running roller and edge inside groove pressing running roller are on the roll with a time, the edge inside groove flattens running roller and is in before the edge water jacket recurvation running roller, edge water jacket recurvation running roller is in edge water jacket pressing running roller and the edge water jacket is crossed between the roller wheel, and edge water jacket pressing running roller and edge water jacket are crossed roller and taken turns on the roll that is in a time;
Be provided with in described the 3rd group of block processing roll for the interior slot part of edge groove by the recurvation roll-in be processed into wait to flatten for the edge of dovetail groove treat the edge groove recurvation edge running roller, be used for being clamped in banded sheet material edge, the left and right sides take to its spacing fixing gulde edge of left and right directions along running roller, be used for the edge is treated that the edge groove flattens the pressing edge running roller as the edge dovetail groove, described recurvation edge running roller is in gulde edge before the running roller, described gulde edge along running roller with flatten the edge running roller and be on the roll with a time.
7. the forming method of many ripples of wide cut inverted T-shaped cold-rolled forming section according to claim 6 is characterized in that, described the first shaping roller and L shaping roller are arranged on the roll of two passages at least.
8. according to claim 6 or the forming method of 7 described many ripples of wide cut inverted T-shaped cold-rolled forming sections, it is characterized in that, described the first recurvation running roller and M recurvation running roller are arranged on the roll of two passages at least.
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| CN201210511892.2A CN102989851B (en) | 2012-12-04 | 2012-12-04 | Forming method of wide-width and multi-wave inverted T-shaped cold forming sectional steel and production device thereof |
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| CN105537346A (en) * | 2015-04-23 | 2016-05-04 | 深圳市宇融通科技有限公司 | Roll-finishing and forming process for dovetail groove |
| CN106345871A (en) * | 2016-08-25 | 2017-01-25 | 上海爱斯达克汽车空调系统有限公司 | Method for manufacturing fin and flat tube assembly for heat exchanger |
| CN106583540A (en) * | 2016-10-25 | 2017-04-26 | 森特士兴集团股份有限公司 | Forming method capable of eliminating corrugated edges of profiled plate |
| CN106424194A (en) * | 2016-11-05 | 2017-02-22 | 森特士兴集团股份有限公司 | Contour plate molding method and equipment |
| CN106424194B (en) * | 2016-11-05 | 2018-11-06 | 森特士兴集团股份有限公司 | A kind of die mould panel forming method and its former |
| CN110434211A (en) * | 2019-08-29 | 2019-11-12 | 华中科技大学 | A kind of trapezoidal ripple metal sheet device of small size indent and forming method |
| WO2022134492A1 (en) * | 2020-12-21 | 2022-06-30 | 浙江晶日科技股份有限公司 | Cold roll forming method for special-shaped rod having mounting grooves |
| CN112642899A (en) * | 2020-12-21 | 2021-04-13 | 浙江晶日科技股份有限公司 | Cold roll forming method for special-shaped rod with mounting groove |
| CN112642898A (en) * | 2020-12-21 | 2021-04-13 | 浙江晶日科技股份有限公司 | Cold roll forming method for special-shaped rod with mounting groove |
| CN112642899B (en) * | 2020-12-21 | 2022-08-26 | 浙江晶日科技股份有限公司 | Cold roll forming method for special-shaped rod with mounting groove |
| CN112620398A (en) * | 2021-03-10 | 2021-04-09 | 四川华体照明科技股份有限公司 | Continuous forming device and forming process for metal plate |
| CN112620398B (en) * | 2021-03-10 | 2021-06-15 | 四川华体照明科技股份有限公司 | Continuous forming device and forming process for metal plate |
| CN113210469A (en) * | 2021-05-21 | 2021-08-06 | 南通职业大学 | Cold roll forming method for through groove symmetrical type plate |
| CN113843347A (en) * | 2021-09-26 | 2021-12-28 | 鞍山文超智能设备科技有限公司 | Novel process for forming and manufacturing three-wire aluminum corrugated pipe sleeve |
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