CN101947546A

CN101947546A - Rolling device and rolling method for small-size narrow strips

Info

Publication number: CN101947546A
Application number: CN 201010244237
Authority: CN
Inventors: 张军良; 李中奎; 郑新; 夏明星; 殷涛; 刘辉
Original assignee: Northwest Institute for Non Ferrous Metal Research
Current assignee: Northwest Institute for Non Ferrous Metal Research
Priority date: 2010-08-02
Filing date: 2010-08-02
Publication date: 2011-01-19
Anticipated expiration: 2030-08-02
Also published as: CN101947546B

Abstract

The invention discloses a rolling device and a rolling method for small-size narrow strips. The rolling device comprises work rolls, front and rear coiling devices, pressure applying devices, a guide wheel A and a guide wheel B, which are arranged in pairs, wherein each work roll comprises a lower work roll and an upper work roll, and one of the lower work roll and the upper work roll is a plane barreled roll, while the other is a groovy roll; the plane barreled roll is a cylindrical roll with a neat outer surface; and the shaft of the groovy roll is provided with a plurality of rectangular grooves parallelly arranged. The rolling method comprises the following steps of: 1, determining the rolling pass number n; 2, performing intermediate process dimension rolling on wires by n-1 passes by utilizing the rectangular grooves with corresponding groove depths in the groovy roll; and 3, performing final dimension rolling by utilizing the rectangular grooves with corresponding groove depths in the groovy roll. The rolling device and the rolling method have the advantages of reasonable design, convenient arrangement, simple and convenient use and operation, flexible operation and good using effect, and capacity of effectively solving actual problems of difficult processing of the small-size narrow strips, easy slip between the work rolls and a backup roll in the rolling process and the like.

Description

The rolling device and the milling method of a kind of small dimension arrowband

Technical field

The invention belongs to the narrow metallic tapes rolling technical field, especially relate to the rolling device and the milling method of a kind of small dimension arrowband.

Background technology

With the silk material is raw material, arrowband by rolling acquisition flat-square-shaped, have a wide range of applications industrial, material relates to tungsten, molybdenum, copper, nickel, stainless steel etc., different materials has different application scenarios, wherein tungsten, molybdenum arrowband are used for electron trade more and are mainly used in making high temperature resistant element, and copper, nickel etc. is used for microelectronic industry more and is mainly used in making wiring plug-in unit etc.

During actual rolling small dimension arrowband, for example with six-high cluster mill rolling molybdenum arrowband the time, find a kind of phenomenon, less and reduction in pass hour when silk material size, skidding between drive roll (backing roll) and the driven voller (working roll) appears easily, be that backing roll rotates and working roll does not change, make rolling work to carry out.The reason that the analytical work roller does not change thinks that a material too thin (Φ 0.2mm) is though pass reduction 20%-30% is very big, but rolling resistance of deformation is little, the reaction force that the silk material imposes on working roll is very little, then the frictional force between working roll and the backing roll is also just very little, thereby is prone to the phenomenon that working roll does not change.

Summary of the invention

Technical problem to be solved by this invention is at above-mentioned deficiency of the prior art, provide a kind of reasonable in design, simple in structure, use the rolling device that occurs the small dimension arrowband of skidding between easy and simple to handle and flexible operation, result of use working roll good, milling train in the time of effectively avoiding rolling small dimension arrowband and the backing roll.

For solving the problems of the technologies described above, the technical solution used in the present invention is: the rolling device of a kind of small dimension arrowband, comprise the work roll that is laid in pairs on the thickness direction that is rolled wire rod or band, send being rolled wire rod or band into and pull out the front and back devices for taking-up of described work roll, the device for exerting that is installed on the described work roll and described work roll is exerted pressure and to being rolled directive wheel one and the directive wheel two that wire rod or band lead, described front and back devices for taking-up comprises actinobacillus device and the take-up that is laid in both sides, described work roll front and back respectively, and described directive wheel one and directive wheel two are laid in respectively between described work roll and described actinobacillus device and the described take-up; Described work roll comprises bottom working roll and is laid in the top working roll of bottom working roll top, bottom working roll and the parallel side by side laying of top working roll and the two use that matches, described bottom working roll is cylindrical roll with top working roll and the length of the two is all identical with external diameter, it is characterized in that: one is grooved roller for plain-barreled roll and another in described bottom working roll and the top working roll; Described plain-barreled roll is the smooth cylindrical roll of outer surface, described grooved roller axially on have a plurality of parallel layings rectangular channel and described rectangular channel all lay along the circumferencial direction of described grooved roller roll surface, a plurality of described rectangular channels all are vertical laying with the central axis of described grooved roller, the groove width of described rectangular channel is 1mm～10mm, groove interval width between adjacent two described rectangular channels is 3mm～8mm, the groove depth of described rectangular channel is 0.01mm～1.5mm, the all inequality and a plurality of described rectangular channels of the groove depth of a plurality of described rectangular channels are divided into a plurality of grades according to the groove depth size is corresponding, differ 0.01mm～0.05mm between the groove depth of the rectangular channel of adjacent two grades, two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are not less than 3mm in a plurality of described rectangular channels.

The rolling device of above-mentioned a kind of small dimension arrowband; it is characterized in that: comprise that also will be rolled wire rod or band according to set direction imports described work roll and switch on heating to improve temperature and to feed guide and guard and the electrical heating protective device that hydrogen shield prevents surface oxidation to being rolled wire rod or band, described guide and guard and electrical heating protective device are laid between directive wheel one and the described work roll.

The rolling device of above-mentioned a kind of small dimension arrowband; it is characterized in that: described guide and guard and electrical heating protective device comprise holder; the mobile seat that is installed on the described holder and can moves around about on the width of described rectangular channel along described holder; be fixedly mounted on the pipe on the described mobile seat; for being rolled wire rod or band passes and be rolled high temperature insulation sleeve pipe that wire rod or band protect and the protective atmosphere input pipe that communicates with described high temperature insulation inside pipe casing to being under the electrical heating state; inner and its internal diameter is greater than diameter that is rolled wire rod or band or width at pipe for described high temperature insulation sleeve pipe coaxial package, and the central axis of described pipe and described high temperature insulation sleeve pipe is consistent with the moving direction that is rolled wire rod or band.

The rolling device of above-mentioned a kind of small dimension arrowband is characterized in that: the order that a plurality of described rectangular channels are arranged in order from small to large according to groove depth, from left to right or parallel from right to left being laid on the described grooved roller.

The rolling device of above-mentioned a kind of small dimension arrowband is characterized in that: described holder is square stainless steel strip, the square tube of described mobile seat for being sleeved on the square stainless steel strip and can moving around about on the square stainless steel strip.

The rolling device of above-mentioned a kind of small dimension arrowband, it is characterized in that: the size of described plain-barreled roll and described grooved roller is Φ 60mm * 85mm, the quantity of described rectangular channel is that five and its groove width are 10mm, groove interval width between adjacent two described rectangular channels is 5.5mm, and two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are 7.5mm in five described rectangular channels.

The rolling device of above-mentioned a kind of small dimension arrowband, it is characterized in that: described grooved roller comprises five or five types of grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved rollers, and described grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved roller five all can be used and five kinds of work rolls of corresponding formation with described plain-barreled roll; The groove depth of five described rectangular channels is respectively 0.1mm in the described grooved roller one, 0.11mm, 0.12mm, 0.13mm and 0.14mm, the groove depth of five described rectangular channels is respectively 0.15mm in the described grooved roller two, 0.16mm, 0.17mm, 0.18mm and 0.19mm, the groove depth of five described rectangular channels is respectively 0.2mm in the described grooved roller three, 0.22mm, 0.25mm, 0.28mm and 0.3mm, the groove depth of five described rectangular channels is respectively 0.32mm in the described grooved roller four, 0.35mm, 0.38mm, 0.4mm and 0.42mm, the groove depth of five described rectangular channels is respectively 0.45mm in the described grooved roller five, 0.48mm, 0.5mm, 0.52mm and 0.55mm.

The rolling device of above-mentioned a kind of small dimension arrowband, it is characterized in that: the structure of described directive wheel one and directive wheel two identical and the two include the guide wheel wheel body that along the circumferential direction has L shaped groove, spiral-lock on the guide wheel wheel body and can and the guide wheel wheel body on the L shaped groove offered be assemblied to form the end cap of direction recess and be installed on a plurality of compression springs between guide wheel wheel body and the end cap, described guide wheel wheel body middle part is provided with horizontal double-screw bolt, end cap is sleeved on the described horizontal double-screw bolt and it fixes by the nut that is installed in described horizontal double-screw bolt outer end, and the end cap middle part is corresponding to have the through hole that passes for described horizontal double-screw bolt and then tackle the width of described direction recess mutually and adjust by adjusting nut under the elastic force effect of compression spring.

Simultaneously, the invention also discloses a kind of procedure of processing simple, be easy to control, realize convenient and can high-quality finish the multiple small dimension arrowband operation of rolling, the high small dimension arrowband milling method of the arrowband machining accuracy that machines, it is characterized in that this method may further comprise the steps:

Step 1, determine the rolling pass number: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀Diameter with selected silk material, and in conjunction with the definite method of pass reduction according to pair rolling road number of times, need to determine rolling pass to count n, wherein, comprise n-1 pilot process size rolling pass and a final size rolling pass in n the rolling pass described silk material is rolled; When definite rolling pass is counted n, described silk material is carried out the thickness d of n-1 back n-1 the pilot process size arrowband that is obtained of pilot process size rolling pass processing _iCarry out correspondingly determining, wherein i=1,2,3 ... n-1;

Step 2, to divide n-1 passage that described material carried out the pilot process size rolling, and the milling method of n-1 pilot process size rolling pass is all identical, for i.e. i the pilot process size rolling pass of arbitrary pilot process size rolling pass wherein, its operation of rolling may further comprise the steps:

201, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to i pilot process size rolling pass _i, determine the groove depth h of the rectangular channel that adopts in this passage operation of rolling _i, h wherein _i=d _i± 0.02mm; According to determined groove depth h _i, selecting one, to include groove depth be h _iThe grooved roller of rectangular channel;

202, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected grooved roller in the step 201 with it is carried out to laying, and forms the work roll that is rolled in i the pilot process size rolling pass;

203, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel one and directive wheel two, will to be rolled wire rod or band and to be fed through that groove depth is h in the grooved roller _iRectangular channel in, and according to the pair rolling method to being rolled wire rod or band is rolled, and corresponding acquisition thickness is h _iPilot process size arrowband;

204, repeating step 201 is to step 203, and the pilot process size arrowband after successively last a second processing being finished is rolled, and until the operation of rolling of finishing n-1 pilot process size rolling pass, and corresponding acquisition thickness is h _N-1Pilot process size arrowband;

Step 3, final size are rolling, and its operation of rolling may further comprise the steps:

301, select grooved roller: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀, determine the groove depth h of the rectangular channel that adopts in this passage operation of rolling _n, h wherein _n=d ₀～d ₀+ 0.03mm; According to determined groove depth h _n, selecting one, to include groove depth be h _nThe grooved roller of rectangular channel;

302, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected grooved roller in the step 301 with it is carried out to laying, and forms the work roll that is rolled in the final size rolling pass;

303, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel one and directive wheel two, to be h with thickness described in the step 204 _N-1Pilot process size arrowband be fed through that groove depth is h in the grooved roller _nRectangular channel in, and according to the pair rolling method to being rolled wire rod or band is rolled, and corresponding acquisition thickness is d ₀Finished product small dimension arrowband or thickness be h _nPilot process size arrowband;

The groove depth h of the rectangular channel that adopts in step 301 _n=d ₀The time, then in this step after rolling the finishing, acquisition thickness is d ₀Finished product small dimension arrowband, be h otherwise obtain thickness _nPilot process size arrowband; When obtaining thickness is h _nPilot process size arrowband the time, also need adopt conventional wire-drawing equipment and be h to described thickness by flat square hole wire drawing die _nPilot process size arrowband carry out wire drawing and handle, and finally to obtain thickness be d ₀Finished product small dimension arrowband.

The milling method of above-mentioned a kind of small dimension arrowband is characterized in that: the definite rolling pass number described in the step 1, and its deterministic process is as follows:

101, calculate needing the flakiness ratio of machine-shaping finished product small dimension arrowband is B/ δ and 1＜B/ δ≤100, selects total working modulus ε of selected silk material being processed when rolling according to B/ δ again _Always, total working modulus ε _AlwaysBe 1～98%; The numerical value of described B/ δ is big more, total working modulus ε _AlwaysBig more;

102, according to formula Φ=δ/(1-ε _Always) calculate the diameter of phi of selected silk material;

103, according to determined total working modulus ε in the step 101 _AlwaysSelect to determine the pass reduction ε % when rolling, and corresponding definite rolling pass is counted n, described pass reduction ε %=5%～39%.

The present invention compared with prior art has the following advantages:

1, rolling device reasonable in design and easy to assembly, input cost is low, need not existing operation roll of mill structure is made too big change.

2, result of use is good, adjust device for exerting when rolling, double-working (being plain-barreled roll and grooved roller) is close to, and form certain precompression, can guarantee to produce between working roll and the backing roll bigger frictional force like this, working roll is run well, avoid skidding, thereby can guarantee effectively that the rolling mill practice of small dimension arrowband normally carries out.

3, widely applicable, as to finish thickness and be 0.1mm to 1.0mm various material narrow metallic tapes rolling.

4, machining accuracy height, the machining accuracy of the small dimension narrow metallic tapes that is machined is very high and yield rate is high.

5, simple, flexible operation mode of procedure of processing and working (machining) efficiency height, the automaticity height, crudy is easy to control.During actual being rolled, can finish the rolling requirement that thickness is various material small dimension narrow metallic tapes substantially after adopting grooved roller one of the present invention, grooved roller two, grooved roller three, grooved roller four and five or five grooved rollers of grooved roller and plain-barreled roll to be used, the roll that includes the respective rectangular groove when rolling according to selections such as silk footpath, pass reduction, finished sizes, when setting process and roll groove size and not being inconsistent, can draw close nearby, also can select two grooved rollers suitable dimensions of arranging in pairs or groups out, satisfy rolling requirement.And when the finished size of rolling arrowband greater than above-mentioned five grooved rollers can be rolling full-size the time, roll-force is enough big, frictional force also enough greatly, working roll can not skid, available existing plain-barreled roll is rolled.

6, guide and guard of being adopted and electrical heating protective device reasonable in design and result of use are good, and it is convenient install to lay, and at first machined prepares a stainless steel square bar, and with the two ends of stainless steel square bar with on the memorial archway that is bolted to milling train; In stainless steel square bar overcoat one square tube, with axial vertical welding one pipe of square tube; One end of pipe closes up and the built-in ceramic pipe; pipe and earthenware middle part perforate are welded a small-bore stainless steel tube and are used to import protective atmosphere; square tube can be on square bar move left and right; the selected roll groove (being rectangular channel) of guide and guard pipe aligning is tighted a bolt then make it and stainless steel square bar fixed-site, realize guide and guard and electrical heating defencive function simultaneously.Guide and guards is move left and right in roll width of rectangular (being on the axial direction of grooved roller) scope, can make full use of the roll roll surface, is movable to another place after place's roll surface weighs wounded, reduces the grinding roller number of times with this, increases the service life.

7, the actinobacillus wheel that is adopted can horizontally slip in its rotating shaft, makes to be rolled arrowband and guide wheel one centering; And guide wheel one with all can be in rotating shaft separately to guide wheel two and guide and guards move left and right, with rectangular channel centering convenient and grooved roller, fixed position then, begin rolling, thereby guarantee the glacing flatness of rolling arrowband.

9, introduction is reasonable in design and result of use is very good, groove on institute's employing guide wheel one and the guide wheel two can remain consistently with the width that is rolled the arrowband, thereby can make the operation of rolling highly stable, the arrowband consistent size that processes, glacing flatness is good, and can high-levelly satisfy instructions for use.Guide wheel one that the present invention is set and guide wheel two can constantly change needs along with the increase of rolling pass and the width of arrowband, at any time the groove size on guide wheel one and the guide wheel two are adjusted accordingly.Described guide wheel one and guide wheel two be uniform four holddown springs at the spoke place, cover end cap, tightening nuts, promptly can be assembled into a guide wheel, according to narrowband width degree of tightness nut, guide wheel groove size and narrowband width are consistent in the use, a rolling passage, adjust No. one time guide wheel, till shutting out finished product.

10, actual carrying out in the multi-pass operation of rolling only needs according to rolling size the rectangular channel on the grooved roller or grooved roller to be changed and get final product, and used actinobacillus wheel, take-up pulley, guide wheel one and guide wheel two all need not to change, thus use operation is very easy.

11, practical value height, popularizing application prospect is extensive, when the present invention is primarily aimed at the rolling tiny arrowband of six-high cluster mill, frictional force is too little between, working roll little owing to draught pressure and the backing roll causes often occurring the phenomenon that working roll skids not to be changeed, proposed to carve the method for the groove of different depth, compressed between the double-working when rolling, frictional force is increased at the roll surface of roll, avoid skidding, the gauge of rolling arrowband is determined by the degree of depth of rectangular channel; Correspondingly, design one group of depth of groove, about 25 grooves, and corresponding being distributed on grooved roller one, grooved roller two, grooved roller three, grooved roller four and five or five grooved rollers of grooved roller, above-mentioned five grooved rollers and 25 corresponding rectangular channels can cover the finished size and the intermediate link size of common small dimension arrowband substantially.When middle link requires size to depart from existing groove size, can draw close or select two grooved rollers suitable dimensions of arranging in pairs or groups out nearby, when the finished product size departs from groove size, then adopt flat side's die drawing to pull out and reach finished size.Grooved roller correspondence therewith, but the present invention has designed the guide and guard and the electrical heating protective device of move left and right, but when roll surface weighs wounded also this device of move left and right, avoid injured roll surface, this measure can reduce the grinding roller number of times, prolongs roll service life.Along with the increase of rolling pass, the width of arrowband constantly increases, and for guaranteeing that the operation of rolling is stable, product size is even, glacing flatness is good, having designed recess width can be with the timely directive wheel of adjusting of narrowband width, and evidence is respond well.

In sum, the present invention is reasonable in design, install lay convenient, use easy and simple to handle, flexible operation and result of use is good, working (machining) efficiency is high, the small dimension arrowband machining accuracy height of institute's roll forming can effectively solve to be prone between working roll and backing roll in small dimension arrowband processing difficulties, the operation of rolling and skid and make rolling practical problem such as can't proceed.

Below by drawings and Examples, technical scheme of the present invention is described in further detail.

Description of drawings

Fig. 1 is the user mode reference diagram of small dimension of the present invention arrowband rolling device.

Fig. 2 is the structural representation of small dimension of the present invention arrowband rolling device with grooved roller.

Fig. 3 is the structural representation of small dimension of the present invention arrowband rolling device with plain-barreled roll.

Fig. 4 is the structural representation of small dimension of the present invention arrowband rolling device with guide and guard and electrical heating protective device.

Fig. 5 is the A-A cutaway view of Fig. 4.

Fig. 6 is the structural representation of small dimension of the present invention arrowband rolling device with directive wheel one.

The method flow diagram that Fig. 7 is rolled the small dimension arrowband for the present invention.

Description of reference numerals:

1-is rolled wire rod or band; 2-directive wheel one; 3-directive wheel two;

The 4-1-bottom working roll; The 4-2-top working roll; 5-guide and guard and electrical heating protective device;

The 6-pipe; The 7-earthenware; The square stainless steel strip of 8-;

The 9-square tube; 10-protective atmosphere input pipe; The 11-actinobacillus wheel;

The 12-take-up pulley; 13-1-guide wheel wheel body; The 13-2-end cap;

The 13-3-nut; 13-4-compresses spring; The 14-backing roll.

The specific embodiment

As Fig. 1, Fig. 2 and shown in Figure 3, the rolling device of small dimension of the present invention arrowband, comprise the work roll that is laid in pairs on the thickness direction that is rolled wire rod or band 1, send being rolled wire rod or band 1 into and pull out the front and back devices for taking-up of described work roll, the device for exerting that is installed on the described work roll and described work roll is exerted pressure and to being rolled directive wheel 1 and the directive wheel 23 that wire rod or band 1 lead, described front and back devices for taking-up comprises actinobacillus device and the take-up that is laid in both sides, described work roll front and back respectively, and described directive wheel 1 and directive wheel 23 are laid in respectively between described work roll and described actinobacillus device and the described take-up.Described work roll comprises bottom working roll 4-1 and is laid in the top working roll 4-2 of bottom working roll 4-1 top, bottom working roll 4-1 and the parallel side by side laying of top working roll 4-2 and the two use that matches, described bottom working roll 4-1 is cylindrical roll with top working roll 4-2 and the length of the two is all identical with external diameter.One is that plain-barreled roll and another are grooved roller among described bottom working roll 4-1 and the top working roll 4-2.Described plain-barreled roll is the smooth cylindrical roll of outer surface, described grooved roller axially on have a plurality of parallel layings rectangular channel and described rectangular channel all lay along the circumferencial direction of described grooved roller roll surface, a plurality of described rectangular channels all are vertical laying with the central axis of described grooved roller, the groove width of described rectangular channel is 1mm～10mm, groove interval width between adjacent two described rectangular channels is 3mm～8mm, the groove depth of described rectangular channel is 0.01mm～1.5mm, the all inequality and a plurality of described rectangular channels of the groove depth of a plurality of described rectangular channels are divided into a plurality of grades according to the groove depth size is corresponding, differ 0.01mm～0.05mm between the groove depth of the rectangular channel of adjacent two grades, two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are not less than 3mm in a plurality of described rectangular channels.

Because rolling device of the present invention can be that the small dimension arrowband of 0.01mm～1mm is rolled to thickness, thereby in the actual use, can be according to the concrete size of thickness He the operation roll of mill that adopts of need processed finished products small dimension arrowband, need to determine the quantity of the described rectangular channel of processing on grooved roller, the quantity of described rectangular channel should be not less than 3 generally speaking; Afterwards, in conjunction with the quantity that needs the processing rectangular channel, the groove width of rectangular channel is adjusted in 1mm～10mm scope, simultaneously the groove interval width between adjacent two rectangular channels is adjusted in 3mm～8mm scope, and the groove depth of rectangular channel is adjusted in 0.01mm～1.5mm scope, and gap between the groove depth of adjacent two grade rectangular channels is adjusted in 0.01mm～0.05mm scope, should be guaranteed that simultaneously two rectangular channels at both ends, the left and right sides in a plurality of described rectangular channels and the interval width between the both ends, the described grooved roller left and right sides are not less than 3mm.Generally, the working roll size of selected milling train is big more and the thickness small dimension arrowband that processes is big more, and then gap is corresponding big more between the groove depth of the groove width of rectangular channel, groove depth and adjacent two grade rectangular channels; Vice versa.Thereby during actual processing and fabricating grooved roller, should design the quantity of the rectangular channel of processing and the relative dimensions of rectangular channel on the quantity of required making grooved roller and each the root grooved roller according to concrete actual needs, and according to corresponding one or more grooved roller of processing and fabricating of design result.In the actual processing and making process, the preferred 0.01mm～0.55mm of the groove depth of described rectangular channel.

After each grooved roller machined, the groove depth of tackling a plurality of rectangular channels of being laid on the described grooved roller marked respectively.In the actual mechanical process, for mark and use easy and simple to handle, the order that a plurality of described rectangular channels are arranged in order from small to large according to groove depth, from left to right or parallel from right to left being laid on the described grooved roller.

The milling method of a kind of small dimension arrowband as shown in Figure 7 may further comprise the steps:

Step 1, determine the rolling pass number: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀Diameter with selected silk material, and in conjunction with the definite method of pass reduction according to pair rolling road number of times, need to determine rolling pass to count n, wherein, comprise n-1 pilot process size rolling pass and a final size rolling pass in n the rolling pass described silk material is rolled; When definite rolling pass is counted n, described silk material is carried out the thickness d of n-1 back n-1 the pilot process size arrowband that is obtained of pilot process size rolling pass processing _iCarry out correspondingly determining, wherein i=1,2,3 ... n-1.

201, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to i pilot process size rolling pass _i, determine the groove depth h of the rectangular channel that adopts in this passage operation of rolling _i, h wherein _i=d _i(be in the actual operation of rolling, be h when there not being groove depth to ± 0.02mm _i=d _iRectangular channel the time, then can select groove depth h for use _i=d _iIt is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h _i, selecting one, to include groove depth be h _iThe grooved roller of rectangular channel.

202, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected grooved roller in the step 201 with it is carried out to laying, and forms the work roll that is rolled in i the pilot process size rolling pass.

203, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel 1 and directive wheel 23, will to be rolled wire rod or band 1 and to be fed through that groove depth is h in the grooved roller _iRectangular channel in, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h _iPilot process size arrowband.

204, repeating step 201 is to step 203, and the pilot process size arrowband after successively last a second processing being finished is rolled, and until the operation of rolling of finishing n-1 pilot process size rolling pass, and corresponding acquisition thickness is h _N-1Pilot process size arrowband.

301, select grooved roller: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀, determine the groove depth h of the rectangular channel that adopts in this passage operation of rolling _n, h wherein _n=d ₀～d ₀(be in the actual operation of rolling, be h when there not being groove depth to+0.03mm _n=d ₀Rectangular channel the time, then can select groove depth h for use _n=d ₀～d ₀It is rolling that the rectangular channel of+0.03mm is finished this passage); According to determined groove depth h _n, selecting one, to include groove depth be h _nThe grooved roller of rectangular channel.

302, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected grooved roller in the step 301 with it is carried out to laying, and forms the work roll that is rolled in the final size rolling pass.

303, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel 1 and directive wheel 23, to be h with thickness described in the step 204 _N-1Pilot process size arrowband be fed through that groove depth is h in the grooved roller _nRectangular channel in, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is d ₀Finished product small dimension arrowband or thickness be h _nPilot process size arrowband.

In the actual processing and making process, when determining in the step 1 that rolling pass is counted, its deterministic process is as follows:

101, calculate needing the flakiness ratio of machine-shaping finished product small dimension arrowband is B/ δ and 1＜B/ δ≤100, selects total working modulus ε of selected silk material being processed when rolling according to B/ δ again _Always, total working modulus ε _AlwaysBe 1～98%; The numerical value of described B/ δ is big more, total working modulus ε _AlwaysBig more.

102, according to formula Φ=δ/(1-ε _Always) calculate the diameter of phi of selected silk material.

Embodiment 1

In conjunction with Fig. 1, Fig. 2 and Fig. 3, in the present embodiment, the rolling device of described small dimension arrowband comprises the work roll that is laid in pairs on the thickness direction that is rolled wire rod or band 1, send being rolled wire rod or band 1 into and pull out the front and back devices for taking-up of described work roll, the device for exerting that is installed on the described work roll and described work roll is exerted pressure and to being rolled directive wheel 1 and the directive wheel 23 that wire rod or band 1 lead, described front and back devices for taking-up comprises actinobacillus device and the take-up that is laid in both sides, described work roll front and back respectively, and described directive wheel 1 and directive wheel 23 are laid in respectively between described work roll and described actinobacillus device and the described take-up.Described work roll comprises bottom working roll 4-1 and is laid in top working roll 4-2 directly over the bottom working roll 4-1, bottom working roll 4-1 and the parallel side by side laying of top working roll 4-2 and the two use that matches, described bottom working roll 4-1 is cylindrical roll with top working roll 4-2 and the length of the two is all identical with external diameter.One is that plain-barreled roll and another are grooved roller among described bottom working roll 4-1 and the top working roll 4-2.Described plain-barreled roll is the smooth cylindrical roll of outer surface, described grooved roller axially on have a plurality of parallel layings rectangular channel and described rectangular channel all lay along the circumferencial direction of described grooved roller roll surface, a plurality of described rectangular channels all are vertical laying with the central axis of described grooved roller.

In the present embodiment, the size of described plain-barreled roll and described grooved roller is Φ 60mm * 85mm, the quantity of described rectangular channel is that five and its groove width are 10mm, groove interval width between adjacent two described rectangular channels is 5.5mm, and two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are 7.5mm in five described rectangular channels.In the present embodiment, the milling train that is adopted is a six-high cluster mill, is laid in 2 working rolls backing roll 14 of both sides up and down respectively comprising 2 working rolls (being plain-barreled roll and grooved roller) and 4, and described bottom working roll 4-1 is a plain-barreled roll, and top working roll 4-2 is a grooved roller.

Described grooved roller comprises five or five types of grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved rollers, and described grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved roller five all can be used and five kinds of work rolls of corresponding formation with described plain-barreled roll.The groove depth of five described rectangular channels is respectively 0.1mm in the described grooved roller one, 0.11mm, 0.12mm, 0.13mm and 0.14mm, the groove depth of five described rectangular channels is respectively 0.15mm in the described grooved roller two, 0.16mm, 0.17mm, 0.18mm and 0.19mm, the groove depth of five described rectangular channels is respectively 0.2mm in the described grooved roller three, 0.22mm, 0.25mm, 0.28mm and 0.3mm, the groove depth of five described rectangular channels is respectively 0.32mm in the described grooved roller four, 0.35mm, 0.38mm, 0.4mm and 0.42mm, the groove depth of five described rectangular channels is respectively 0.45mm in the described grooved roller five, 0.48mm, 0.5mm, 0.52mm and 0.55mm.In the actual processing and making process, can grooved roller one, grooved roller two, grooved roller three, grooved roller four and five or five grooved rollers of grooved roller be carried out corresponding replacing get final product according to concrete processing needs.

In the present embodiment, five orders that rectangular channel all is arranged in order from small to large according to groove depth being laid on grooved roller one, grooved roller two, grooved roller three, grooved roller four and five or five grooved rollers of grooved roller, parallel from left to right being laid on five grooved rollers.

Simultaneously; in conjunction with Fig. 4, Fig. 5; the rolling device of small dimension of the present invention arrowband comprises also and comprises that also will be rolled wire rod or band 1 according to set direction imports described work roll and switch on heating to improve temperature and to feed guide and guard and the electrical heating protective device 5 that hydrogen shield prevents surface oxidation to being rolled wire rod or band 1 that described guide and guard and electrical heating protective device 5 are laid between directive wheel 1 and the described work roll.That is to say; described guide and guard and electrical heating protective device 5 are to when being rolled wire rod or band 1 and leading; can also feed hydrogen to be in energising heating be rolled wire rod or band 1 is protected, oxidation takes place to prevent the surface that is rolled wire rod or band 1.In the present embodiment; described guide and guard and electrical heating protective device 5 comprise holder; the mobile seat that is installed on the described holder and can moves around about on the width of described rectangular channel along described holder; be fixedly mounted on the pipe 6 on the described mobile seat; for being rolled wire rod or band 1 passes and be rolled high temperature insulation sleeve pipe that wire rod or band 1 protect and the protective atmosphere input pipe 10 that communicates with described high temperature insulation inside pipe casing to being under the electrical heating state; inner and its internal diameter is greater than the diameter or the width that are rolled wire rod or band 1 at pipe 6 for described high temperature insulation sleeve pipe coaxial package, and the central axis of described pipe 6 and described high temperature insulation sleeve pipe is consistent with the moving direction that is rolled wire rod or band 1.

In the present embodiment; described protective atmosphere input pipe 10 is a stainless steel tube; the corresponding through hole that passes for protective atmosphere input pipe 10 that has on the upper portion side wall of described pipe 6 and described high temperature insulation sleeve pipe, described protective atmosphere input pipe 10 is from top to bottom worn to protective atmosphere input pipe 10 inside.Described holder is square stainless steel strip 8, the square tube 9 of described mobile seat for being sleeved on the square stainless steel strip 8 and can moving around about on the square stainless steel strip 8.In the actual mechanical process; described protective atmosphere input pipe 10, pipe 6 and square tube 9 all can adopt other material pipe to replace use; and described square stainless steel strip 8 is specially a stainless steel square bar, and described stainless steel square bar is by on the memorial archway that is bolted to described six-high cluster mill.Described pipe 6 is vertical laying (promptly being cross is laid staggeredly) with square tube 9.

In conjunction with Fig. 6, the structure of described directive wheel 1 and directive wheel 23 identical and the two include the guide wheel wheel body 13-1 that along the circumferential direction has L shaped groove, spiral-lock on the guide wheel wheel body 13-1 and can and guide wheel wheel body 13-1 on the L shaped groove offered be assemblied to form the end cap 13-2 of direction recess and be installed on guide wheel wheel body 13-1 and end cap 13-2 between a plurality of compression spring 13-4, described guide wheel wheel body 13-1 middle part is provided with horizontal double-screw bolt, end cap 13-2 is sleeved on the described horizontal double-screw bolt and it fixes by the nut 13-3 that is installed in described horizontal double-screw bolt outer end, and end cap 13-2 middle part is corresponding to have the through hole that passes for described horizontal double-screw bolt and adjust by adjusting the width that nut 13-3 then tackles described direction recess mutually under the elastic force effect of compression spring 13-4.

In the present embodiment, described high temperature insulation sleeve pipe is an earthenware 7, also can select the high temperature insulation sleeve pipe of other material simultaneously for use.Described actinobacillus device and described take-up are respectively actinobacillus wheel 11 and take-up pulley 12.In the actual use, owing to be rolled wire rod or band 1 passes in described earthenware 7, then the internal diameter of earthenware 7 should be corresponding with the size that is rolled wire rod or band 1, specifically be should be, so just can guarantee to be rolled wire rod or band 1 passes smoothly in described earthenware 7 greater than the diameter or the width that are rolled wire rod or band 1.In the present embodiment, be manufactured with two earthenwares 7 and correspondence and be provided with two endoporus, and one of them earthenware 7 is of a size of Φ 10 * 3.5 * 300mm and its internal diameter is Φ 3mm, is used for rolling small dimension arrowband; Another earthenware 7 is of a size of Φ 10 * 2 * 300mm and its internal diameter is Φ 6mm, is used for rolling big specification arrowband.In the actual mechanical process, can finish the operation of rolling that thickness is the small dimension arrowband of 0.01mm～1mm by 7 of above-mentioned two earthenwares.

As shown in Figure 7, in the present embodiment, when the small dimension arrowband is rolled, may further comprise the steps:

In the present embodiment, need machine-shaping finished product small dimension arrowband is of a size of the Mo arrowband of 0.1mm * 0.3mm * 1mm, promptly needs the thickness d of machine-shaping finished product small dimension arrowband ₀=0.1mm, selected silk material is that diameter is the molybdenum filament of Φ 0.23mm, roll into through three passages, be that rolling pass is counted n=3, comprising 2 pilot process size rolling passes and a final size rolling pass, 2 pilot process size rolling passes machine the thickness d of corresponding 2 the pilot process size arrowbands that obtain, back ₁=0.18mm and d ₂=0.135mm.In the present embodiment, total working modulus

Step 2, to divide 2 passages that described silk material is carried out the pilot process size rolling, and the milling method of 2 pilot process size rolling passes is all identical, and its operation of rolling may further comprise the steps:

The operation of rolling of the first step, the 1st pilot process size rolling pass is as follows:

2011, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 1st pilot process size rolling pass ₁=0.18mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₁=0.18mm (in the actual operation of rolling, is h when there not being groove depth ₁=d ₁Rectangular channel the time, then can select groove depth h for use ₁=d ₁It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₁, selecting one, to include groove depth be h ₁The grooved roller of rectangular channel, in the present embodiment, selected grooved roller is described grooved roller two.

2012, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller two in the step 201 with it is carried out to laying, and forms the work roll that is rolled in the 1st the pilot process size rolling pass.

2013, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, will to be rolled molybdenum filament and to be fed through that groove depth is h in the grooved roller two ₁In the rectangular channel of=0.18mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₁The pilot process size arrowband of=0.18mm.In the actual operation of rolling, the width control of rolling arrowband realize with the isoparametric Comprehensive Control of drafts of the tension force of 12 of the selection of rectangular channel and actinobacillus wheel 11 and take-up pulleies, electrical heating temperature, device for exerting.

During actual being rolled; two working rolls (being described grooved roller two and plain-barreled roll) were close to and produce certain precompression about the adjustment device for exerting made earlier; to be rolled molybdenum filament passes and inserts after earthenware 7 (being the guide and guard grooves) is fixed that groove depth is in the rectangular channel of 0.18mm in the described grooved roller two again; afterwards to switch on heating and temperature is controlled at 500-600 ℃ of molybdenum filament; protective atmosphere input pipe 10 feeds hydrogen shield and is rolled simultaneously, finally makes rolling size reach design load and gets final product.

The operation of rolling of second step, the 2nd pilot process size rolling pass is as follows:

2021, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 2nd pilot process size rolling pass ₂=0.135mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₂=0.13mm (in the actual operation of rolling, is h when there not being groove depth ₂=d ₂Rectangular channel the time, then can select groove depth h for use ₂=d ₂It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₂=0.13mm, selecting one, to include groove depth be h ₂The grooved roller of the rectangular channel of=0.13mm, in the present embodiment, selected grooved roller is described grooved roller one.

2022, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller one in the step 201 with it is carried out to laying, and forms the work roll that is rolled in the 2nd the pilot process size rolling pass.

2023, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, the intermediate sizes arrowband after the first time, pilot process size rolling pass machined to be delivered to groove depth is h in the grooved roller one ₂In the rectangular channel of=0.13mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₂The pilot process size arrowband of=0.13mm.

301, select grooved roller: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀=0.1mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₃=0.1mm (in the actual operation of rolling, is h when there not being groove depth ₃=d ₀Rectangular channel the time, then can select groove depth h for use ₃=d ₀～d ₀It is rolling that the rectangular channel of+0.03mm is finished this passage), selecting one, to include groove depth be h ₃The grooved roller of the rectangular channel of=0.1mm.

In the present embodiment, the grooved roller of selection is described grooved roller one.

302, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller one in the step 301 with it is carried out to laying, and forms the work roll that is rolled in the final size rolling pass.In the present embodiment, need not described grooved roller one is changed.

303, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, to be h with thickness described in the step 2024 ₂The pilot process size arrowband of=0.13mm is fed through that groove depth is h in the grooved roller ₃Rectangular channel in, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is d ₀Finished product small dimension arrowband.

During actual being rolled, the groove depth h of the rectangular channel that adopts in step 301 _n=d ₀The time, then in this step after rolling the finishing, acquisition thickness is d ₀Finished product small dimension arrowband.In like manner, adopt the present invention can finish the operation of rolling of other metal material arrowband.

Embodiment 2

In the present embodiment, the structure of Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and small dimension shown in Figure 6 arrowband rolling device is identical among the rolling device of described small dimension arrowband and the embodiment 1.

With different among the embodiment be: need machine-shaping finished product small dimension arrowband for being of a size of the molybdenum arrowband of 0.16mm * 0.5mm * 1mm, then need the thickness d of machine-shaping finished product small dimension arrowband ₀=0.16mm; Selected silk material is that diameter is the molybdenum filament of Φ 0.38mm.

Step 1, determine the rolling pass number: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀The diameter of phi 0.38mm of=0.16mm and selected silk material, and in conjunction with the definite method of pass reduction according to pair rolling road number of times, determine the rolling pass several 4 that need are rolled described silk material, wherein, comprise 3 pilot process size rolling passes and a final size rolling pass in 4 rolling passes; In definite rolling pass several 3, described silk material is carried out the thickness d of 3 back 3 pilot process size arrowbands that obtained of pilot process size rolling passes processing ₁, d ₂And d ₃Carry out correspondingly determining, wherein d ₁=0.3mm, d ₂=0.25mm and d ₃=0.2mm.

Step 2, to divide 3 passages that described silk material is carried out the pilot process size rolling, and the milling method of 3 pilot process size rolling passes is all identical, and its operation of rolling may further comprise the steps:

2011, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 1st pilot process size rolling pass ₁=0.3mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₁=0.3mm (in the actual operation of rolling, is h when there not being groove depth ₁=d ₁Rectangular channel the time, then can select groove depth h for use ₁=d ₁It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₁, selecting one, to include groove depth be h ₁The grooved roller of rectangular channel, in the present embodiment, selected grooved roller is described grooved roller three.

2012, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller three in the step 201 with it is carried out to laying, and forms the work roll that is rolled in the 1st the pilot process size rolling pass.

2013, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, will to be rolled molybdenum filament and to be fed through that groove depth is h in the grooved roller three ₁In the rectangular channel of=0.3mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₁The pilot process size arrowband of=0.3mm.

During actual being rolled; two working rolls (being described grooved roller two and plain-barreled roll) were close to and produce certain precompression about the adjustment device for exerting made earlier; to be rolled molybdenum filament passes and inserts after earthenware 7 (being the guide and guard grooves) is fixed that groove depth is in the rectangular channel of 0.3mm in the described grooved roller three again; afterwards to switch on heating and temperature is controlled at 800-900 ℃ of molybdenum filament; protective atmosphere input pipe 10 feeds hydrogen shield and is rolled simultaneously, finally makes rolling size reach design load and gets final product.

2021, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 2nd pilot process size rolling pass ₂=0.25mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₂=0.25mm (in the actual operation of rolling, is h when there not being groove depth ₂=d ₂Rectangular channel the time, then can select groove depth h for use ₂=d ₂It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₂=0.25mm, selecting one, to include groove depth be h ₂The grooved roller of the rectangular channel of=0.25mm, in the present embodiment, selected grooved roller is described grooved roller three.

2022, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller one in the step 201 with it is carried out to laying, and forms the work roll that is rolled in the 2nd the pilot process size rolling pass.In this step, need not grooved roller three is changed.

2023, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, the intermediate sizes arrowband after the first time, pilot process size rolling pass machined to be delivered to groove depth is h in the grooved roller one ₂In the rectangular channel of=0.25mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₂The pilot process size arrowband of=0.25mm.

The operation of rolling of the 3rd step, the 3rd pilot process size rolling pass is as follows:

2021, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 2nd pilot process size rolling pass ₃=0.2mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₃=0.2mm (in the actual operation of rolling, is h when there not being groove depth ₁=d ₁Rectangular channel the time, then can select groove depth h for use ₃=d ₃It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₃=0.2mm, selecting one, to include groove depth be h ₃The grooved roller of the rectangular channel of=0.2mm, in the present embodiment, selected grooved roller is described grooved roller three.

2023, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, the intermediate sizes arrowband after the first time, pilot process size rolling pass machined to be delivered to groove depth is h in the grooved roller one ₃In the rectangular channel of=0.2mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₃The pilot process size arrowband of=0.2mm.

301, select grooved roller: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀=0.16mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₄=0.16mm (in the actual operation of rolling, is h when there not being groove depth ₄=d ₀Rectangular channel the time, then can select groove depth h for use ₄=d ₀～d ₀It is rolling that the rectangular channel of+0.03mm is finished this passage), selecting one, to include groove depth be h ₄The grooved roller of the rectangular channel of=0.16mm.

In the present embodiment, the grooved roller of selection is described grooved roller two.

302, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller two in the step 301 with it is carried out to laying, and forms the work roll that is rolled in the final size rolling pass.

303, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, to be h with thickness described in the step 2024 ₄The pilot process size arrowband of=0.16mm is fed through that groove depth is h in the grooved roller ₄Rectangular channel in, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is d ₀Finished product small dimension arrowband.

During actual being rolled, the groove depth h of the rectangular channel that adopts in step 301 ₄=d ₀The time, then in this step after rolling the finishing, acquisition thickness is d ₀Finished product small dimension arrowband.In the present embodiment, all the other rolling steps and method are all identical with embodiment 1.

Embodiment 3

In the present embodiment, the structure of Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and small dimension shown in Figure 6 arrowband rolling device is identical among the rolling device of described small dimension arrowband and the embodiment 1, as different from Example 1: also be manufactured with 7 two grooved rollers of grooved roller six and grooved roller simultaneously, wherein the groove depth of five described rectangular channels is respectively 0.8mm, 0.85mm, 0.9mm, 0.95mm and 1.0mm in the grooved roller six, and the groove depth of five described rectangular channels is respectively 0.55mm, 0.6mm, 0.65mm, 0.7mm and 0.75mm in the described grooved roller five.

With among the embodiment 1 different be: need machine-shaping finished product small dimension arrowband for being of a size of the molybdenum arrowband of 0.43mm * 1.8mm * 1mm, then need the thickness d of machine-shaping finished product small dimension arrowband ₀=0.43mm; Selected silk material is that diameter is the molybdenum filament of Φ 1.25mm.

Step 1, determine the rolling pass number: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀The diameter of phi 1.25mm of=0.43mm and selected silk material, and in conjunction with the definite method of pass reduction according to pair rolling road number of times, need to determine rolling pass to count n=3 to described silk material is rolled, wherein, comprise 2 pilot process size rolling passes and a final size rolling pass in 3 rolling passes; In definite rolling pass several 3, described silk material is carried out the thickness d of 2 back 2 pilot process size arrowbands that obtained of pilot process size rolling passes processing ₁And d ₂Carry out correspondingly determining, wherein d ₁=1.0mm, d ₂=0.7mm.

2011, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 1st pilot process size rolling pass ₁=1.0mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₁=1.0mm (in the actual operation of rolling, is h when there not being groove depth ₁=d ₁Rectangular channel the time, then can select groove depth h for use ₁=d ₁It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₁, selecting one, to include groove depth be h ₁The grooved roller of rectangular channel, in the present embodiment, selected grooved roller is described grooved roller six.

2012, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller six in the step 201 with it is carried out to laying, and forms the work roll that is rolled in the 1st the pilot process size rolling pass.

2013, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, will to be rolled molybdenum filament and to be fed through that groove depth is h in the grooved roller six ₁In the rectangular channel of=1.0mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₁The pilot process size arrowband of=1.0mm.In the actual operation of rolling, the width control of rolling arrowband realize with the isoparametric Comprehensive Control of drafts of the tension force of 12 of the selection of rectangular channel and actinobacillus wheel 11 and take-up pulleies, electrical heating temperature, device for exerting.

During actual being rolled; two working rolls (being described grooved roller two and plain-barreled roll) were close to and produce certain precompression about the adjustment device for exerting made earlier; to be rolled molybdenum filament passes and inserts after earthenware 7 (being the guide and guard grooves) is fixed that groove depth is in the rectangular channel of 1.0mm in the described grooved roller two again; afterwards to switch on heating and temperature is controlled at 500-600 ℃ of molybdenum filament; protective atmosphere input pipe 10 feeds hydrogen shield and is rolled simultaneously, finally makes rolling size reach design load and gets final product.

2021, select grooved roller: the thickness d of the pilot process size arrowband that obtains after finishing according to the 2nd pilot process size rolling pass ₂=0.7mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₂=0.7mm (in the actual operation of rolling, is h when there not being groove depth ₂=d ₂Rectangular channel the time, then can select groove depth h for use ₂=d ₂It is rolling that the rectangular channel of ± 0.02mm is finished this passage, mainly is because the pilot process size is little to the influence of finished size); According to determined groove depth h ₂=0.7mm, selecting one, to include groove depth be h ₂The grooved roller of the rectangular channel of=0.7mm, in the present embodiment, selected grooved roller is described grooved roller one.

2023, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, the intermediate sizes arrowband after the first time, pilot process size rolling pass machined to be delivered to groove depth is h in the grooved roller one ₂In the rectangular channel of=0.7mm, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is h ₂The pilot process size arrowband of=0.7mm.

301, select grooved roller: according to the thickness d of need machine-shaping finished product small dimension arrowband ₀=0.43mm determines the groove depth h of the rectangular channel that adopts in this passage operation of rolling ₃=0.45mm (in the actual operation of rolling, is h when there not being groove depth ₃=d ₀Rectangular channel the time, then can select groove depth h for use ₃=d ₀～d ₀It is rolling that the rectangular channel of+0.03mm is finished this passage), selecting one, to include groove depth be h ₃The grooved roller of the rectangular channel of=0.45mm.

In the present embodiment, the grooved roller of selection is described grooved roller five.

302, work roll is laid in pairs: the plain-barreled roll that uses that matches with selected described grooved roller five in the step 301 with it is carried out to laying, and forms the work roll that is rolled in the final size rolling pass.In the present embodiment, need not described grooved roller five is changed.

303, rolling: as under the mating reaction of described actinobacillus wheel 11, take-up pulley 12 and directive wheel 1 and directive wheel 23, to be h with thickness described in the step 2024 ₃The pilot process size arrowband of=0.45mm is fed through that groove depth is h in the grooved roller ₃Rectangular channel in, and according to the pair rolling method to being rolled wire rod or band 1 is rolled, and corresponding acquisition thickness is d ₀Finished product small dimension arrowband.

During actual being rolled, the groove depth h of the rectangular channel that adopts in step 301 _n≠ d ₀The time, acquisition thickness is h ₃The pilot process size arrowband of=0.45mm; When obtaining thickness is h ₃During the pilot process size arrowband of=0.45mm, also need adopt conventional wire-drawing equipment and be h to described thickness by flat square hole wire drawing die ₃The pilot process size arrowband of=0.45mm carries out wire drawing to be handled, and finally to obtain thickness be d ₀The finished product small dimension arrowband of=0.43mm.In the present embodiment, all the other rolling steps and method are all identical with embodiment 1.

The above; it only is preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, everyly any simple modification that above embodiment did, change and equivalent structure changed, all still belong in the protection domain of technical solution of the present invention according to the technology of the present invention essence.

Claims

1. the rolling device of a small dimension arrowband, comprise the work roll that is laid in pairs on the thickness direction that is rolled wire rod or band (1), to be rolled wire rod or band (1) and send into and pull out the front and back devices for taking-up of described work roll, the device for exerting that is installed on the described work roll and described work roll is exerted pressure and to being rolled directive wheel one (2) and the directive wheel two (3) that wire rod or band (1) lead, described front and back devices for taking-up comprises actinobacillus device and the take-up that is laid in both sides, described work roll front and back respectively, and described directive wheel one (2) and directive wheel two (3) are laid in respectively between described work roll and described actinobacillus device and the described take-up; Described work roll comprises bottom working roll (4-1) and is laid in the top working roll (4-2) of bottom working roll (4-1) top, bottom working roll (4-1) and the parallel side by side laying of top working roll (4-2) and the two use that matches, described bottom working roll (4-1) is cylindrical roll with top working roll (4-2) and the length of the two is all identical with external diameter, it is characterized in that: one is grooved roller for plain-barreled roll and another in described bottom working roll (4-1) and the top working roll (4-2); Described plain-barreled roll is the smooth cylindrical roll of outer surface, described grooved roller axially on have a plurality of parallel layings rectangular channel and described rectangular channel all lay along the circumferencial direction of described grooved roller roll surface, a plurality of described rectangular channels all are vertical laying with the central axis of described grooved roller, the groove width of described rectangular channel is 1mm～10mm, groove interval width between adjacent two described rectangular channels is 3mm～8mm, the groove depth of described rectangular channel is 0.01mm～1.5mm, the all inequality and a plurality of described rectangular channels of the groove depth of a plurality of described rectangular channels are divided into a plurality of grades according to the groove depth size is corresponding, differ 0.01mm～0.05mm between the groove depth of the rectangular channel of adjacent two grades, two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are not less than 3mm in a plurality of described rectangular channels.

2. according to the rolling device of the described a kind of small dimension of claim 1 arrowband; it is characterized in that: comprise that also will be rolled wire rod or band (1) according to set direction imports described work roll and switch on heating to improve temperature and to feed guide and guard and the electrical heating protective device (5) that hydrogen shield prevents surface oxidation to being rolled wire rod or band (1), described guide and guard and electrical heating protective device (5) are laid between directive wheel one (2) and the described work roll.

3. according to the rolling device of claim 1 or 2 described a kind of small dimension arrowbands; it is characterized in that: described guide and guard and electrical heating protective device (5) comprise holder; the mobile seat that is installed on the described holder and can moves around about on the width of described rectangular channel along described holder; be fixedly mounted on the pipe (6) on the described mobile seat; for being rolled wire rod or band (1) passes and be rolled high temperature insulation sleeve pipe that wire rod or band (1) protect and the protective atmosphere input pipe (10) that communicates with described high temperature insulation inside pipe casing to being under the electrical heating state; inner and its internal diameter is greater than the diameter or the width that are rolled wire rod or band (1) at pipe (6) for described high temperature insulation sleeve pipe coaxial package, and the central axis of described pipe (6) and described high temperature insulation sleeve pipe is consistent with the moving direction that is rolled wire rod or band (1).

4. according to the rolling device of the described a kind of small dimension of claim 3 arrowband, it is characterized in that: the order that a plurality of described rectangular channels are arranged in order from small to large according to groove depth, from left to right or parallel from right to left being laid on the described grooved roller.

5. according to the rolling device of the described a kind of small dimension of claim 3 arrowband, it is characterized in that: described holder is square stainless steel strip (8), and described mobile seat is for being sleeved on the square stainless steel strip (8) and the square tube (9) that can move around about square stainless steel strip (8) is gone up.

6. according to the rolling device of claim 1 or 2 described a kind of small dimension arrowbands, it is characterized in that: the size of described plain-barreled roll and described grooved roller is Φ 60mm * 85mm, the quantity of described rectangular channel is that five and its groove width are 10mm, groove interval width between adjacent two described rectangular channels is 5.5mm, and two rectangular channels at both ends, the left and right sides and the interval width between the both ends, the described grooved roller left and right sides are 7.5mm in five described rectangular channels.

7. according to the rolling device of the described a kind of small dimension of claim 6 arrowband, it is characterized in that: described grooved roller comprises five or five types of grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved rollers, and described grooved roller one, grooved roller two, grooved roller three, grooved roller four and grooved roller five all can be used and five kinds of work rolls of corresponding formation with described plain-barreled roll; The groove depth of five described rectangular channels is respectively 0.1mm in the described grooved roller one, 0.11mm, 0.12mm, 0.13mm and 0.14mm, the groove depth of five described rectangular channels is respectively 0.15mm in the described grooved roller two, 0.16mm, 0.17mm, 0.18mm and 0.19mm, the groove depth of five described rectangular channels is respectively 0.2mm in the described grooved roller three, 0.22mm, 0.25mm, 0.28mm and 0.3mm, the groove depth of five described rectangular channels is respectively 0.32mm in the described grooved roller four, 0.35mm, 0.38mm, 0.4mm and 0.42mm, the groove depth of five described rectangular channels is respectively 0.45mm in the described grooved roller five, 0.48mm, 0.5mm, 0.52mm and 0.55mm.

8. according to the rolling device of claim 1 or 2 described a kind of small dimension arrowbands, it is characterized in that: the structure of described directive wheel one (2) and directive wheel two (3) identical and the two include the guide wheel wheel body (13-1) that along the circumferential direction has L shaped groove, spiral-lock guide wheel wheel body (13-1) go up and can and guide wheel wheel body (13-1) on the L shaped groove offered be assemblied to form the end cap (13-2) of direction recess and be installed on guide wheel wheel body (13-1) and end cap (13-2) between a plurality of compression springs (13-4), described guide wheel wheel body (13-1) middle part is provided with horizontal double-screw bolt, end cap (13-2) is sleeved on the described horizontal double-screw bolt and it fixes by the nut (13-3) that is installed in described horizontal double-screw bolt outer end, and end cap (13-2) middle part is corresponding to have the through hole that passes for described horizontal double-screw bolt and adjust by the width that adjustment nut (13-3) is then tackled described direction recess mutually down in the elastic force effect of compression spring (13-4).

9. one kind is utilized the described rolling device of claim 1 to the method that the small dimension arrowband is rolled, and it is characterized in that this method may further comprise the steps:

203, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel one (2) and directive wheel two (3), will to be rolled wire rod or band (1) and to be fed through that groove depth is h in the grooved roller _iRectangular channel in, and be rolled being rolled wire rod or band (1), and corresponding acquisition thickness is h according to the pair rolling method _iPilot process size arrowband;

303, rolling: as under the mating reaction of described actinobacillus device, take-up and directive wheel one (2) and directive wheel two (3), to be h with thickness described in the step 204 _N-1Pilot process size arrowband be fed through that groove depth is h in the grooved roller _nRectangular channel in, and be rolled being rolled wire rod or band (1), and corresponding acquisition thickness is d according to the pair rolling method ₀Finished product small dimension arrowband or thickness be h _nPilot process size arrowband;

10. according to the milling method of the described a kind of small dimension of claim 9 arrowband, it is characterized in that: the definite rolling pass number described in the step 1, its deterministic process is as follows: