CN102114553A - Method for mounting steel plate crop shear - Google Patents
Method for mounting steel plate crop shear Download PDFInfo
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- CN102114553A CN102114553A CN 201010022402 CN201010022402A CN102114553A CN 102114553 A CN102114553 A CN 102114553A CN 201010022402 CN201010022402 CN 201010022402 CN 201010022402 A CN201010022402 A CN 201010022402A CN 102114553 A CN102114553 A CN 102114553A
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Abstract
The invention relates to a method for mounting a steel plate crop shear, which comprises the following steps; (1) mounting a crop shear base; (2) mounting a waste steel chute and a waste steel baffle of the crop shear; (3) mounting side guide rollers of the crop shear; (4) mounting a main reduction box of the crop shear; (5) mounting an inlet frame roller of the crop shear; (6) mounting a swinging roller way of the crop shear; (7) mounting a main motor steel platform and a platform rail of the crop shear; (8) mounting an upper knife rack of the crop shear; (9) mounting a front panel of the main reduction box of the crop shear; (10) mounting a steel plate pressing device of the crop shear; (11) mounting a main blade gap adjusting device of the crop shear; (12) mounting a main driving motor and a coupling of the crop shear; (13) mounting a blade exchanging device of the crop shear, namely mounting an automatic trolley having translation function and an automatic trolley having shifting function for exchanging the blades of the crop shear; and (14) mounting an inlet measuring roller of the crop shear.
Description
Technical field
The present invention relates to the steel plate crop shears in a kind of Wide and Heavy Plates production line, specifically, is a kind of installation method of steel plate crop shears.
Background technology
The 4300mm crop shears are that application is the most general in the Wide and Heavy Plates production line, are first complex device that the steel plate finishing begins, and are the requisite main technique equipment of Wide and Thick Slab production line.The main technique of 4300mm crop shears is: as thick 5-50mm, wide 1500-4150mm, the steel plate of the longest 43000mm is cooled to the highest 200 ℃ at cold bed, during common 150 ℃ of left and right sides, cold bed outlet Traverse Displacement Unit is transported to the outlet roller-way to steel plate, near crop shears approach table driving side side deflector roll, after checking through the steel plate lower surface, be transported to crop shears and carry out crop, back-end crop, when " camber " appears in steel plate, in position shear segmentation, with the side cut amount of minimizing steel plate, thereby improve the steel plate high yield.The big section steel works of existing at present at home many families, as Baosteel, Sha Gang, Wuhan Iron and Steel Plant, Anshan iron and steel plant, the Xinyu iron and steel, the Wuyang iron and steel, the Ji steel, started in succession Wide and Heavy Plates production line and moved operation of Nangang, in these production line processs of construction, the crop shears of different model all have been installed, but, because crop shears complex process, installation accuracy (deviation ± the 0.3mm of crop shears base and crop shears center line that has relatively high expectations, crop shears base levelness 0.1 ‰, absolute altitude ± 0.3mm), single devices is overweight (wherein main gear reducer 168.5t), and therefore, at present domestic the ripe installation skill and technique that provides good technique to support for engineering of a cover also is not provided.
At present, the installation foundation of crop shears and the main source of technical support, an installation guide book that provides for foreign side; Another is the construction inspection rules of China country and industry promulgation, the inspection of engineering quality standard, referring to following standards and norms:
GB50231-1998 " plant equipment installing engineering construction and examination general specification ";
GB50386-2006 " milling train plant equipment project installation acceptance specification ";
GB50387-2006 " metallurgical machinery hydraulic pressure, lubricated and pneumatic plant engineering code for erection and inspection ".
But the installation guide book that foreign side provides is because of language and customary difference, consider for maintaining secrecy, it is also inconsistent on a lot of construction references to add our country and foreign side, also has environmental factor, cause it in concrete construction application, to have a lot of problems, can only be as the construction reference, can not full service in the whole erection process; And our national standard and standard, just universal machine installation method and some product acceptance data requirements of providing, little at the concrete installation enforcement effect of this special machine of crop shears.
Therefore the installation method of known steel plate crop shears exists above-mentioned all inconvenience and problem.
Summary of the invention
Purpose of the present invention is to propose a kind of installation method with steel plate crop shears of complete property, high accuracy, high reliability.
For achieving the above object, technical solution of the present invention is:
A kind of installation method of steel plate crop shears, described crop shears comprise base, steel scrap chute and steel scrap baffle plate, the side deflector roll, main gear reducer, inlet breast roll, the swing roller-way, main dynamo steel platform and platform railing, upper cutter head, the main gear reducer front panel, the steel plate hold-down devices, main shearing edge gap adjusting device, main drive motor and shaft joint, cutting edge is changing device and inlet measuring roller more, it is characterized in that described installation method comprises the following steps:
(1) the crop shears base is installed: described crop shears base is provided with lower slide, left front base, right front base, upper left knife rest and upper right knife rest; Use shop traveller to lift described crop shears base, lifting is in proper order: load knife rest earlier, refill left and right preceding base, adorn left and right upper tool post at last;
(2) crop shears steel scrap chute and steel scrap baffle plate are installed: described crop shears steel scrap chute and steel scrap baffle plate are positioned in the middle of the frame of the crop shears left and right sides, below the main gear reducer; Measure the embedded board absolute altitude earlier, shim pack is determined in combination, adjusts the position, spots weld on the pre-buried backing plate, puts the steel scrap chute, and the section solid welding is fixed then;
(3) crop shears side deflector roll is installed: described crop shears side deflector roll be located at main gear reducer under right front base inboard, be provided with two groups of side deflector rolls, 3 eccentric edger rolls are installed on every group, are connected with bolt between two groups, integral body directly is connected on the polished surface of right front base with bolt;
(4) the crop shears main gear reducer is installed: described main gear reducer is positioned at crop shears base top, hangs with the LTM1500 full hydraulic vehicle crop shears main gear reducer is separated lifting with front panel, to alleviate lifting capacity;
(5) crop shears inlet breast roll is installed: described inlet roller-way is supported by 3 hydraulic cylinders that are arranged on the crop shears base, drive by separate electrical motor, erection sequence is: clear up three hydraulic cylinder bases of lower slide earlier, hydraulic cylinder is installed to the crop shears base, make the inlet roller-way in place and with set bolt locking, the drive unit of crop shears inlet roller-way is installed again;
(6) crop shears swing roller-way is installed: described crop shears swing roller-way is positioned at crop shears frame inboard, under the main drive motor steel platform, erection sequence is: crop shears oscillating roller road track is installed earlier, swing roller-way oscillating motor and swing roller-way body are installed, swing roller-way drive unit is installed again;
(7) crop shears master's dynamo steel platform and platform railing are installed: described crop shear-steel platform is arranged on the below of described main drive motor, it is the base of main drive motor, described crop shear-steel platform is provided with pillar, platform and railing, and erection sequence is: mounting platform pillar, mounting platform;
(8) the crop shears upper cutter head is installed: described upper cutter head is located in the middle of main gear reducer front panel and the reductor, and described crop shears upper cutter head is a crop shears upper scissor blade fixture, carries out shear action; Erection sequence is: the lifting tool rest makes upper cutter head in place;
(9) crop shears main gear reducer and front panel are installed: for ease of installation and transportation, the crop shears main gear reducer is separated into main gear reducer and front panel at equipment manufacturing, carry out the dismounting mark in the disintegration process, the installation of main gear reducer panel is similar to crop shears upper tool post installation process;
(10) crop shears steel plate screwdown gear is installed: described crop shears steel plate screwdown gear is provided with mechanism under people's foot type screw-down and the circle roll-in, the base of presses lever is installed, the base of hydraulic cylinder, slide plate earlier, hydraulic cylinder, presses lever, locking member, dust guard, last clamping screw is loaded onto alignment pin;
(11) the crop shears shearing edge gap adjusting device is installed: the crop shears shearing edge gap adjusting device is arranged between main gear reducer front panel and the upper cutter head, by four reductors of motor-driven that stand upside down, drives trapezoidal voussoir and moves up and down the adjustment blade clearance; Installation steps are: motor base and reductor are installed earlier, and voussoir driving shaft, motor, voussoir, the universal-joint spindle of connection motor and reductor covers locking with the shaft coupling cover at last;
(12) crop shears main drive motor and shaft joint are installed: with driving in the workshop described crop shears main drive motor is hung on the steel platform, bolting is proofreaied and correct shaft joint; Installation steps are: shaft joint is installed, and the lifting main drive motor is proofreaied and correct shaft joint;
(13) more changing device of crop shears cutting edge is installed: the automatic vehicle with translation, traversing function that is used to change the crop shears cutting edge is installed;
(14) crop shears inlet measuring roller is installed: crop shears inlet measuring roller is to be independent of an outer single devices of main equipment, be used for measuring steel plate charging length to determine the DATA REASONING roller of shearing displacement, carry out integral hoisting, elder generation's each contact-making surface of cleaning rollers support, with driving equipment is hung the installation site, the centering levelling, the locking connecting bolt.
The installation method of steel plate crop shears of the present invention can also be further achieved by the following technical measures.
Aforesaid method, the step of wherein said installation crop shears swing roller-way comprises the following steps:
(1) track of swinging roller-way is installed
With seat slurry method the track parallels is set, attachment rail backing plate, track, rail pressing device, securely foot bolt and carry out back-grouting;
(2) oscillating motor is installed
With seat slurry method oscillating motor base parallels is set, puts base, hydraulic cylinder, fastening bolt carries out back-grouting then;
(3) crop shears swing roller-way body is installed
The slide plate that to swing roller-way earlier is fixed on the frame of the left and right sides, lifting swing roller-way body, and the pin with oscillating motor is connected with roller-way then;
(4) swing roller-way drive unit is installed
Earlier motor base is placed on the parallels that has set, the centering leveling is hung motor and speed reducer respectively on the base, and centering refills the shaft joint between motor and the reductor, then with the universal shaft coupling device installation in position between reductor and roller-way.
Aforesaid method, the step of wherein said installation crop shears main drive motor and shaft joint comprises the following steps:
(1) shaft joint is installed
Clean out matching surface after first two parts with shaft joint are respectively installed on main drive motor axle and the main gear reducer axle, coating lubricating oil fat is directly installed;
(2) lifting main drive motor
Earlier motor is hung the about 100mm in ground fully, check steel wire rope, whether buckle is selected for use qualified, whether member is steady, when estimating main motor sling height above the steel podium level, the installation site is looked in mobile driving, slowly transfers in the time of directly over motor is positioned at base, and rope and crowbar stand-by motor are in place with slipping, the loose hook in back in place repeats as above second motor of step lifting;
(3) centering shaft joint
Adjust main gear reducer, adjust the motor absolute altitude by drawing earlier, adjust the section gap of main gear reducer axle and main drive motor axle again.
Aforesaid method, wherein said shaft joint centering step comprises the following steps:
(1) on the half a coupler of reductor and motor, sets up dial gauge;
(2) with half a coupler A with rotate together after the B rigidity is connected;
90 ° of measurements of revolution once and write down measured value comprise 0 ° of starting point i.e. the radial measurement value a and the axial measured value b of 5 positions, make measured value a
1=a
5And b
1 1-b
x 1=b
1 5-b
x 5
Aforesaid method, the wherein said installation crop shears cutting edge more step of changing device comprises the following steps:
(1) cutting edge is installed and is changed device pedestal
Cleaning foundation bolt and equipment contact-making surface hang the installation site with base earlier, centering, locking connecting bolt;
(2) transmission device is installed
The driving motor reductor of traversing dolly is installed earlier, motor reducer is hung the installation site, levelling capturing, locking connecting bolt with driving in the workshop; The driving motor reductor of translation dolly is installed again, motor reducer is hung the installation site, levelling capturing, locking connecting bolt with driving;
(3) traversing dolly is installed
With driving traversing dolly hung and to put in place, artificial auxiliary ajusting, it is suitable that chain cylindrical void and drive sprocket assemble;
(4) the translation dolly is installed
With driving the translation dolly hung and to put in place, artificial auxiliary ajusting, it is suitable that chain cylindrical void and drive sprocket assemble;
After adopting technique scheme, the installation method of steel plate crop shears of the present invention has the following advantages:
1. reduce the engineering construction cost greatly, bring great economic benefit.
2. form the erection code of a whole set of high technology content, for similar engineering construction provides ripe technical guarantee.
Description of drawings
Fig. 1 is a crop shears side view of the present invention;
Fig. 2 is a crop shears pony sill composition of the present invention;
Fig. 3 is a crop shears main gear reducer Organization Chart of the present invention;
Fig. 4 is crop shears main gear reducer panel figure of the present invention;
Fig. 5 is crop shears inlet breast roll figure of the present invention;
Fig. 6 is that the shaft joint of crop shears embodiment of the present invention rotates instrumentation plan;
Fig. 7 sets up figure for the shaft joint dial gauge of main gear reducer of the present invention and main drive motor;
Fig. 8 is crop shears swing roller-way figure of the present invention;
Fig. 9 is crop shears upper cutter head figure of the present invention;
Figure 10 is crop shears shearing edge gap adjusting device figure of the present invention;
Figure 11 is that crop shears cutting edge of the present invention is changed installation drawing.
Among the figure: 1 right front base, 2 lower slides, 3 inlet measuring rollers, 4 main gear reducers, 5 inlet breast roll and drive motors, 6 swing roller-ways, 7 motor platform, 8 cutting edge lifting devices, 9 upper right knife rests, 10 steel plate hold-down devices, 11 cutting edges are changing device more, 12 main drive motors, 13 coupling guards, 14 steel platforms, 15 hydraulic locking nuts, 16 left front bases, 17 upper left knife rests, 18 main gear reducer panels, 19 crop shears breast roll drive units, 20 crop shears breast roll driving linked shaft devices are cut the breast roll cover plate for 21,22 crop shears breast rolls, 23 crop shears breast roll hydraulic cylinder bases, 24 crop shears oscillating roller road tracks, 25 crop shears swing roller-way drive unit, 26 crop shears swing roller-way body, 27 crop shears swing roller-way oscillating motor, 28 crop shears cutting edges are changed device pedestal, 29 traversing dollies, 30 transmission mechanisms, 31 cutting edge transport trolleys.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof the present invention is illustrated further.
Embodiment
In Laiwu iron and steel group silver mountain shaped steel 4300mm Wide and Thick Slab engineering, use the installation method of steel plate crop shears of the present invention that the 4300mm crop shears are installed, before crop shears are installed, the civil engineering specialty is transferred the technical data of basic completion information and actual measurement according to base center line and permanent datum mark, carry out once detailed actual measurement inspection, confirm whether the basis reaches the design and installation requirement.Emphasis is checked the position of anchor (bolt) hole, the relative rolling centerline of pre-embedded bolt, the phase mutual deviation between the bolt, the perpendicularity of bolt, bolt end face absolute altitude, the embedded board of Equipment Foundations bench mark, especially crop shears and shearing resistance square steel center, perpendicularity and bolt centre deviation.The Equipment Foundations scope of examination and quality requirement see Table 1.
Table 1 Equipment Foundations inspection item and quality requirement
| 4 | Pre-embedded steel slab | Centre deviation | ±5mm | The embedded board cleaning surfaces, defectives such as no overlap |
Now see also Fig. 1, Fig. 1 is a crop shears side view of the present invention.As shown in the figure, the erection sequence of described crop shears is: crop shears lower slide 2 at first is installed, two gantry base 1 about crop shears are installed again, locking connecting key and attaching nut adjust the absolute altitude level and reach requirement.Left and right sides upper tool post 9,17 is installed respectively then, is lifted two main gear reducer tie down screws, whole upper frame level of accurate adjustment and absolute altitude reach requirement, intert therebetween scrap steel collection device is installed, crop shears side deflector roll, swing roller-way.More than work finish after, next lift main gear reducer 4 systems, main gear reducer 4 is integral hoisting, once in place, after main gear reducer 4 lifting adjustment are finished, installing main motor steel platform 14, lifting crop shears upper tool post, next step installs two upper tool post tie down screws, adjust the back with hydraulic nut securely foot bolt to 70% twist moment, fastening four body locking nuts eventually.Next swing roller-way 6, main driving motor, breast roll 5, platform railing, screwdown gear 10, locking device are installed, visual human resources of these parts and external condition restriction are adopted simultaneously and are installed, or install successively all can, meanwhile begin the hydrodynamic lubrication pipe arrangement, the beginning cabling.
The practical operation step of the installation method of steel plate crop shears of the present invention is as follows:
At first measure parallels upper surface actual elevation with spirit level before the lifting, calculate the deviation of this absolute altitude and crop shears base lower surface designed elevation then, the brass backing plate of preparing suitable thickness according to the deviation size is put on the parallels, and all parallels are all used this method levelling; Next checks foundation bolt, ponding foreign material in the cleaning bolt hole; Meanwhile, the anticorrosive paint of careful cleaning equipment base, whether measurement device size and bolt hole be apart from matching with the basis.
The concrete steps that lower slide 2 is installed are as follows:
A) lifting at first lifts lower slide, adopts and selects two steel wire rope bindings of 6 * 37-21.5-2000 equipment for use, carries out corner protector with the corner protector steel plate.Promote the suspension hook of driving, to the complete built on stilts of equipment, try to hang, check the stationarity of driving, read actual lifting capacity, result of calculation then begins formal lifting if meet in advance.If an end height occurs, an end is low, or swings, and need readjust suspension centre and formally begin lifting again.Behind lifting appliance built on stilts+1000m, move and to drive a vehicle to Equipment Foundations, the workman is auxiliary ajust in place.
B) centering plant bottom case, levelling and mensuration absolute altitude
Select upper left surperficial 4 points of lower slide, upper right surperficial 4 points, 4 points in cutting edge installation position as the datum level datum mark.Center target according to burying underground on the basis is provided with longitudinal and transverse center line, and wire adopts diameter 0.3mm, determines the position of line with two plummets, has determined behind the line position fixedly coil holder.
According to the ready-made center line of equipment (or calculate according to the physical dimension of equipment), carry out lower slide vertical, horizontal centering (centering) with ceiling hammer (or theodolite), need to move or employing jack or driving when raising equipment.
On equipment, choose the detection position, utilize the datum mark bury underground, use spirit level to determine the elevation (looking for absolute altitude) of equipment, utilize the adjustment pad below the plant bottom case to adjust.
On the datum level that chooses, use leveling ruler, accurate frame level water detection Pingdu or perpendicularity, utilize the adjustment pad to adjust.
Because the centering of equipment (looking for longitudinal and transverse center line), levelling (water detection Pingdu or perpendicularity), look for this three of absolute altitude be influence each other, interrelated, must be patient careful, circulation repeatedly, could finally reach the requirement of design and correlation technique standard, thereby guarantee the quality of equipment installation project, meet table 2 installation requirement until precision of equipment installation, the lower slide installation.
The installation quality of crop shears lower slide is the basis that whole crop shears cutter is installed, and the quality of its installation concerns the installation quality of entire equipment, so require to check each item number item by item, accurate adjustment is until reaching requirement.Crop shears lower slide and left and right sides gantry base particular exam tolerance project and the method for inspection see Table 2.
Table 2 crop shears lower slide and left and right sides gantry base installation accuracy
| Item | Project | Limit deviation mm | The method of |
| 1 | In length and breadth to the center | ±0.5 | Backguy, plumb bob, dipstick metering inspection |
| 2 | Absolute altitude (lower slide plate top surface) | ±0.3 | Level meter is checked |
| 3 | Levelness: independent bridging | 0.1‰ | Level meter, leveling |
| 4 | The side of |
0.1‰ 0.1‰ 0.1‰ | Backguy, plumb bob, inside micrometer inspection |
Crop shears base step is installed
Fig. 2 is a crop shears pony sill composition of the present invention.The left and right preceding base of lifting crop shears after the lower slide installation, the order no requirement (NR), personnel's abundance is tried to meet the deadline for the project adjustment can be installed simultaneously.The crop shears base mainly contains five parts: be respectively lower slide (heavy 61.383t), left front base (heavy 15t), right front base (heavy 15t), upper left knife rest (heavy 10t), right knife rest (heavy 10t).Erection sequence: load knife rest earlier, refill left and right preceding base, adorn left and right upper tool post at last.The lifting of use shop traveller.
Lifting selects for use the 60T driving to carry out, and selects 6 * 37-21.5-2000 steel wire rope binding equipment for use, carries out corner protector with the semicanal that pops and handles.Promote the suspension hook of driving, to the complete built on stilts of equipment, try to hang, check the stationarity of driving, if an end height occurs, an end is low, or swings, and need readjust suspension centre and formally begin lifting again.Behind lifting appliance built on stilts+1m, move and to drive a vehicle to Equipment Foundations, the workman is auxiliary ajust in place.
Base respectively selects 6 points to carry out centering, centering, levelling as datum mark before left and right, according to the ready-made center line of equipment, carry out lower slide vertical, horizontal centering (centering) with ceiling hammer, need to move or adopt jack or driving to carry out when raising equipment.
On equipment, choose the detection position, utilize the datum mark bury underground, use spirit level to determine the elevation (looking for absolute altitude) of equipment, utilize the adjustment pad below the plant bottom case to adjust.
On the datum level that chooses, use leveling ruler, accurate frame level water detection Pingdu or perpendicularity, utilize the adjustment pad to adjust.
After base level, absolute altitude adjustment meet the requirements before left and right, the positioning key of lower slide and its location is squeezed into.Note the corner of protected key when positioning key is installed, can not with sledgehammer directly and key contacts use the flitch pad between the two and separate.After inserting fully, check whether lower slide and left and right sides base absolute altitude, level change, if no change next with lower slide with left and right before between the base the connecting bolt handle with, tighten.
Left and right upper tool post step is installed
At first clear up antirust paint, spot and the welding slag etc. of each machined surface and contact-making surface before the left and right upper tool post lifting, the connecting key of itself and left and right base and lower slide is found out in cleaning after finishing, the mark of having done when dispatching from the factory pre-installs and checks whether keyway and the size of key own be suitable, need before lifting, just handling of processing, check lower slide absolute altitude level once more, confirm whether meet the requirements.
Lifting selects for use the 60T driving to carry out, and selects 6 * 37-21.5-2000 steel wire rope binding equipment for use, carries out corner protector with the semicanal that pops and handles.Promote the suspension hook of driving, to the complete built on stilts of equipment, try to hang, check the stationarity of driving, if an end height occurs, an end is low, or swings, and need readjust suspension centre and formally begin lifting again.Lifting appliance starts drives a vehicle to lower slide, the workman is auxiliary ajust in place.Squeeze into connecting key after in place, the connecting bolt of tightening upper tool post and base is installed.Just twist the crop shears foundation bolt then, be tightened to 70% eventually stubborn moment in advance with torque wrench and be respectively:
M56：2554Nm×70％＝1788Nm
M64：3815Nm×70％＝2670Nm
M110：20377Nm×70％＝14264Nm。
Crop shears steel scrap chute and steel scrap baffle plate step are installed
Crop shears steel scrap chute is positioned in the middle of the frame of the crop shears left and right sides, below the main gear reducer, must finish this step before main gear reducer is installed, otherwise will bring great installations difficult.At first fixed chute shim pack (totally four groups) of steel scrap chute is installed, and the absolute altitude with the pre-buried backing plate of level measurement civil engineering in conjunction with the designed elevation of steel scrap chute, calculates the thickness and the compound mode of every group of pad.Shim pack spots weld earlier on the pre-buried backing plate after determining, measures absolute altitude then, and essence is adjusted to the position that meets the requirements, and puts the section weldering then of steel scrap chute, promptly finishes installation.
Before the steel scrap baffle plate is installed, cleaning foundation bolt rust stain, absolute altitude with level meter measuring seat slurry parallels, calculate the quantity and the group number of required adjustment pad then according to designed elevation, after pad is ready to, put the steel scrap baffle plate, suitably the height of pad is respectively organized in adjustment, make parallels and plant bottom case contact area greater than 70%, and guarantee that absolute altitude adheres to specification, securely foot bolt, the spot welding parallels, and real, the full weld of the backing plate plug of between steel scrap baffle plate and shearing resistance square steel, selecting suitable thickness, notice grouting then, installation.
Crop shears side deflector roll step is installed
Crop shears side deflector roll be positioned at main gear reducer under right front base inboard, and very narrow and small with the main gear reducer underclearance, thus must before the main gear reducer lifting, finish installation, to use manpower and material resources sparingly.Cut and cut totally two groups of side deflector rolls, 3 eccentric edger rolls are installed on every group, every group heavy 0.85t connects with bolt between two groups, wholely directly is connected on the polished surface of right front base with bolt.Before installing side deflector roll base polished surface oil stain, antirust paint are cleaned out.With 60T driving, hanging belt binding lifting, after bolt hole aligned, the bolt that is locked was tightened connecting bolt after all installing for two groups.Adjusting eccentric roller roll surface deviation requires within ± 0.5mm. and the side deflector roll is eccentric roller, with amesdial and rocking bar combination, the rotating eccentricity roller is a datum mark with a bit, revolve respectively turn 90 degrees, 180 degree, 270 degree are as datum mark, adjust the eccentric roller roll centre until the roll surface discrepancy in elevation at ± 0.5mm.
Crop shears main gear reducer step is installed
Fig. 3 is a crop shears main gear reducer Organization Chart of the present invention, and Fig. 4 is crop shears main gear reducer front panel figure of the present invention.The heavy 153.85t of crop shears main gear reducer, the wherein heavy 20t of front panel.Sling height 8000mm, lifting radius 10000mm, wherein main gear reducer can separate lifting with panel, alleviates the biggest lifting capacity to 133.85t.The concrete steps that the crop shears main gear reducer is installed are as follows:
A) prepare before the lifting
Before the main gear reducer lifting, at first clear up the anticorrosive paint of each contact-making surface and polished surface, spot etc.; Secondly, absolute altitude, the levelness of check measurement crop shears base and main gear reducer contact-making surface have undesirable point or face once more, finish before the main gear reducer lifting and handle and oiling; At last, the cleaning keyway is washed key, carries out trial assembly before lifting, needs in time to handle if any jam.
B) select lifting machine
Select for use the LTM1500 full hydraulic vehicle to hang, the biggest lifting capacity is 500t, and amplitude is 10m, and principal arm length is 16.1m, and lifting capacity is 141t, the maximum heavy object quality 133.85t that rises.
C) hanging method and step
(1) supporting leg of support truck crane, its position is pressed work clothes amplitude 10000mm and is determined constant amplitude during lifting.
(2) select for use two steel wire rope bindings of 6 * 37-39-2000 main gear reducer fuselage hanger to form suspension centre.
(3) suspension hook of lifting truck crane to the complete built on stilts of reductor, tries to hang, and checks the stationarity of truck crane, reads actual lifting capacity, and result of calculation then begins formal lifting if meet in advance.If an end height occurs, an end is low, or swings, and readjusts steel wire rope and formally begins lifting again.
(4) hang and rise reductor, when the reductor minimum point is higher than the crop shears base, about 35 ° of truck crane bull stick. close crop shears base hangs once more and rises the reductor height, in the time of directly over reductor is in the crop shears base fully, beginning cooperates the crane centering by the workman, slowly transfer reductor height, at any time adjust the position, suitable until keyway, position suitable, begin to put reductor and fully contact with the crop shears base by it, with 0.2mm clearance gauge plug main gear reducer and bearing faying face, 75% does not go into to meet the loose hook of installation requirement when dispatching from the factory; If deviation, gap and differ bigger during assembling in factory must be mentioned reductor the processing contact-making surface, position again falls after the adjustment.Fall and two cross keies are squeezed into behind the position.This moment, crane was not put away sports equipment, and with two main gear reducer locking hydraulic pressure screw rod hoisted in position, crane is withdrawn from the arena, and fills in the installation record, finishes reductor and installs in passing.
Crop shears inlet breast roll step is installed
Fig. 5 is crop shears inlet breast roll figure of the present invention, and the inlet roller-way supports the separate electrical motor transmission by 3 hydraulic cylinders that are installed on the crop shears base.Concrete installation steps are as follows: at first, three hydraulic cylinder bases of cleaning lower slide, the rust stain, after greasy dirt etc. are cleaned out, measure the size of hydraulic cylinder and the crop shears base size of leaving a blank in advance and be combined with error free, whether the bolt hole contraposition is suitable, carry out reconditioning processing if any improper, check that the back hydraulic cylinder is installed to the crop shears base, adjust absolute altitude and meet clamping screw after the drawing requirement.Then that roller-way is in place, ajust the back and adjust absolute altitude, level, the limit deviation and the method for inspection are as shown in table 3, require to check item by item, after reaching requirement, set bolt is locked. next the drive unit of crop shears inlet roller-way is installed, at first with drive motors and reductor base hoisted in position, adjust absolute altitude behind the centering by drawing, adjust qualified after with reductor and motor hoisted in position.At first will be connected shaft joint adjustment between reductor and the motor, set up dial gauge on shaft coupling, see Fig. 7, Fig. 7 sets up figure for the shaft joint dial gauge of main gear reducer of the present invention and main drive motor.
Among Fig. 7: dial gauge a is two axle center radial displacement meters; Dial gauge bI, bII are axis inclination measurement table.
With half a coupler A with rotate together after the B rigidity is connected, 90 ° of measurements of revolution once and write down measured value comprise 0 ° of starting point i.e. the radial measurement value a and the axial measured value b of 5 positions.BI and bII are respectively two dial gauges being positioned at same diameter two ends or the axial measured value of two measuring points.Only at measured value a
1=a
5And b
1 1-b
x 1=b
1 5-b
x 5The time, show and measure correctly that measured value is valid.Shaft coupling two axle center radial displacements must be calculated the back affirmation through formula, confirm to finish installation after qualified.The reductor and the shaft joint installation adjusting method and last identical between the roller that enters the mouth.Crop shears inlet breast roll shaft coupling installation accuracy requires to see Table 4.Fig. 6 rotates instrumentation plan for shaft joint.
Table 3 crop shears inlet breast roll is installed limit deviation and method of inspection table
| Item | Project | Limit deviation | The method of |
| 1 | Absolute altitude | ±0.5mm | Spirit level is checked |
| 2 | Crop shears inlet roller transverse center | ±1mm | Backguy, plumb bob, |
| 3 | Crop shears inlet roller longitudinal center | ±0.3mm | Backguy, plumb bob, dipstick metering inspection |
| 4 | Crop shears inlet roller levelness | 0.2‰ | Level meter is checked |
Table 4 crop shears inlet breast roll shaft coupling installation accuracy requires:
| The transverse horizontal degree of shaft joint | 0.5/1000 | Level meter |
Crop shears swing roller-way step is installed
Fig. 8 is crop shears swing roller-way figure of the present invention, and crop shears swing roller-way is positioned at crop shears frame inboard, under the main drive motor steel platform, therefore must install prior to the steel platform.Crop shears swing roller-way is installed, was mainly divided for four steps, respectively be: crop shears oscillating roller road track is installed; Swing roller-way oscillating motor is installed; Swing roller-way body is installed; Swing roller-way drive unit is installed.The concrete steps that crop shears swing roller-way drive unit is installed are as follows:
A) track of swinging roller-way is installed
With seat slurry method the track parallels is set, the levelness of strict control parallels is not more than 0.2/1000 when being provided with, the absolute altitude error for qualified, measure with level meter, spirit level respectively and calculate in 0.5mm.After the parallels setting is finished, lay track pad, reach with the adjustment pad adjusting pad iron of 0.1mm behind the centering and make the backing plate absolute altitude reach designing requirement.Next attachment rail, at first check track pad absolute altitude level, guarantee that the track bottom surface contacts fully with backing plate, after slinging with driving rail is placed on the backing plate, rail pressing device set bolt between fastening then rail and backing plate, adjust the depth of parallelism, level and the absolute altitude of two one steel rails, qualified back forms record.Securely foot bolt is sent out the grouting advice note and is in the milk to requiring moment then.
B) oscillating motor is installed
With seat slurry method oscillating motor base parallels is set, the levelness of strict control parallels is not more than 0.2/1000 when parallels is set, the absolute altitude tolerance for qualified, measure with level meter, spirit level respectively and calculate in 0.5mm.After the parallels setting is finished, put base, hydraulic cylinder is put in centering, leveling, and fastening bolt is sent out the grouting advice note and is in the milk to requiring moment then.
C) crop shears swing roller-way body is installed
Crop shears swings roller-way body generally is whole arrival, does not need on-the-spot assembling, and the relative perpendicularity of whole eight roller-ways, relatively level, relative elevation when dispatching from the factory, proofreaied and correct qualified.During therefore on-the-spot the installation, that root roller that only needs to adjust the most close crop shears lower scissor blade position is after qualified, and the installation of whole swing roller-way is promptly qualified.Swing roller-way body is installed, at first oscillating roller morals slide plate is fixed on the frame of the left and right sides.Next lifting swing roller-way body, the about 38T of gross weight gets final product with the driving lifting, and is rolled into prefabricated four suspension centres when dispatching from the factory on the body, lifts very convenient.With two steel wire ropes, two suspension centres of every steel wire rope binding, at first examination is hung, and will swing roller-way after steadily reliable to winch to directly over the track, gets final product loose hook behind the artificial auxiliary transverse alignment.The pine hook after with chain block with roller to moving assigned address to, the pin with oscillating motor is connected with roller-way then.The installation of swing roller-way body.
D) swing roller-way drive unit is installed
At first motor base is placed on the parallels that has set the centering leveling.Next motor and speed reducer is hung on the base centering respectively.Adorn the shaft joint between motor and the reductor then, back adjustment is installed, adjustment way such as shaft joint are adjusted way, adjust to tight a bolt after qualified, then with the universal shaft coupling device installation in position between reductor and roller-way.
Crop shears master's dynamo steel platform and platform railing step are installed
Crop shear-steel platform is the base of main drive motor, also is the main platform that the maintenance crop shears are installed.Platform always has three parts, is respectively pillar, platform and railing, installs mainly in two steps.
The first step: the installation of studdle.Studdle has two, and every pillar is installed in respectively on the prefabricated concrete foundation, with the parallels absolute altitude and the level that are provided with on the spirit level measurement column subbase plinth, is ready to the adjustment pad of 0.1mm before the lifting, and shimming adjustment at any time is up to meeting the requirements.With the driving pillar of slinging, manually auxiliary in place, lock connecting bolt after the centering leveling, then with in the stand column and beam lifting, the levelling back checks that absolute altitude tightens connecting bolt after qualified.
Second step: mounting platform.Before mounting platform, whether at first clear up the contact-making surface of platform base and crossbeam and crop shears base, it is suitable to measure the bolt hole size then, and whether the absolute altitude deviation of next measuring four main support points is within requiring,, handles and begin after qualified to lift in the lifting pre-treatment if any defective.With the lifting of the driving in the factory building, the formal hoisted in position in back out of question, screwde on behind the levelling capturing are hung in examination earlier.Be that railing is installed at last, at first railing inserted in the preformed hole in order, guarantees that horizontal flat vertically back main points burn-on, guarantee firm.
Crop shears upper cutter head step is installed
Fig. 9 is crop shears upper cutter head figure of the present invention, and the crop shears upper cutter head is to be used to install cutting edge, is the vitals of crop shears execution shear action, is that whole shearing function realizes necessary part.Upper cutter head is installed and mainly is divided into two steps, the one, the lifting of tool rest; The 2nd, upper cutter head in place.
The about 38t of upper cutter head gross weight, lifting is with driving a vehicle in the workshop.Before the lifting, at first the upper cutter head copper sheathing is cleaned out, measured the fit tolerance of copper sheathing and reductor driving shaft, if any the nonconforming place that needs processing, in the lifting pre-treatment.Be contained in respectively on the tool rest with ready prepd special mould clamp, form suspension centre.Examination is earlier hung before the formal lifting, and member is steady, and selection of steel is suitable can lift by crane, and readjusts suspension centre as improper need, adjusts formally lifting again.When sling height is that upper cutter head copper sheathing height is parallel with the main gear reducer axle time, artificial centering, levelling, this step is very crucial, because two final drive shafts of main gear reducer will insert in the copper sheathing of upper cutter head, preparation has deviation to be installation slightly and brings difficulty, so must be done fully.After inspection, the copper sheathing hole of measuring upper cutter head and two final drive shafts of main gear reducer aligned fully, two chain blocks of taking root on frame were used for pulling on tool rest and move horizontally, and secondly, also will prepare "painted-face" character in opera, beat when jam is installed.
Installing tool rest must be patient and careful, and walking step by step can not be sought quickness, and cooperates because of upper cutter head and main gear reducer have many places, and therefore aligning, hang flat is the key of installing smoothly.In the process of installing, do not adorn by force, strong cover must be found out the jam reason if any jam, looks for solution again, in case in order to avoid jam, tear open can not, dress can not embarrassment.In addition, because of almost very close to each other between upper cutter head hole and the main gear reducer axle, and adorn relatively effort, require to begin to finish the middle interruption that do not have to installing from installation, to prevent that being installed to half stops to make the main gear reducer axle to produce distortion, influences the equipment service precision.
Crop shears main gear reducer front panel step is installed
The crop shears main gear reducer generally is whole arrival, because upper cutter head is positioned in the middle of panel and the reductor, separates so that install tool rest so main gear reducer disintegrates in the erecting bed with front panel.In the disintegration process, carry out the dismounting mark, install with convenient.The installation of main gear reducer panel and crop shears upper tool post installation process are similar, and the one, equipment hoisting; The 2nd, equipment centering, levelling.
Integral hoisting when the crop shears front panel is installed will be checked before the lifting and confirm whether upper cutter head and panel contact side drier oil pipe arrangement are finished, and whether oil nozzle throws away convenient position of installing, and clear up then on the panel to lift behind the foreign material such as greasy dirt, antirust paint.Hoisting height is according to three dimensional requirements, and the one, the aligning of hole on the panel and main gear reducer axle; The 2nd, the bolt that the panel upper bolt hole is connected with frame is aimed at; The 3rd, the panel bottom surface cooperates with the face of crop shears frame.Main gear reducer panel volume is bigger, should consider during lifting that hoisting height also will note simultaneously the selection of suspension centre, general select two hanging belts liftings, Height Adjustment when for convenience in place, the car owner that is expert at simultaneously rises to go up and fixes two 10T chain blocks and be used for auxiliary in place.Try before the lifting to hang, see whether member is steady, check whether the hanging belt selection is reasonable, after no problem identified formally lifting.When highly lifting by crane hole and axle when remaining basically stable, panel near main gear reducer, is adjusted the height of panel with cucurbit, after Height Adjustment is suitable, again with the cucurbit pulling panel on main gear reducer of taking root gradually to the fixed position.In the pulling cucurbit, driving also will cooperate cucurbit parallel mobile.Jam can occur inevitably in the installation process, will prepare instruments such as copper rod before therefore installing, suitably beat when jam occurring, so that panel is in place smoothly.After panel was in place, with the gap of clearance gauge measurement panel and left and right upper tool post, it is qualified that 75% of 0.2mm does not go into to be.In place qualified after, begin loose hook.
Next tighten the connecting bolt of panel and main gear reducer, after finishing, the hydraulic pressure connecting screw rod of lifting frame and panel it should be noted that in this step the bottom nut of hydraulic pressure screw rod must be put into the installation site before the lifting screw rod.Limited because of its factory building height, it is many that the hydraulic pressure screw rod reaches 6m, so be also noted that binding method during lifting hydraulic pressure screw rod, chooses suspension centre with convenient lifting.Generally be bundled in 75% position of the about total length in top of hydraulic pressure screw rod, and then hang the 10t chain block on the suspension hook, allow screw rod tilt to lift by crane with hanging belt, when reaching setting height(from bottom), slowly screw rod is just drawn with cucurbit, must bundle the solid screw rod that prevents during this and skid, security incident takes place.After in place, earlier with the nut below the crowbar locking, and then square nut is gone up in locking, when tight when motionless with crowbar, fastening with the dedicated hydraulic instrument, twist 70% of moment the end that is tightened to for the first time the drawing requirement in advance, checks behind the pretension between frame whether the gap in gap and frame and panel contact-making surface is suitable between connecting bolt, frame and panel connecting bolt, frame, confirm out of question after, carry out being screwed to eventually 100% of drawing requirement.
Crop shears steel plate screwdown gear step is installed
Crop shears steel plate screwdown gear weight is less, and parts are extremely many, the installation process more complicated.Mainly constitute, depress the driving of action with the hydraulic cylinder conduct by mechanism under the same round roll-in of the same people's foot type screw-down of quadruplet and three covers.Before the installation, clean greasy dirt, antirust paint of each connector and panel installation site etc.Erection sequence is installed by part from the inside to surface for from top to bottom.The base of presses lever is installed earlier, the base of hydraulic cylinder is installed then, next slide plate is installed, hydraulic cylinder is installed again, presses lever is installed then, locking member is installed, dust guard is installed again, last clamping screw is loaded onto alignment pin.Must be undertaken by the step during installation, accomplish that carefulness is thoughtful, in order to avoid neglected loading is adorned less.
Crop shears master shearing edge gap adjusting device step is installed
Figure 10 is crop shears shearing edge gap adjusting device figure of the present invention, and the crop shears shearing edge gap adjusting device is installed in the upper surface of main gear reducer, by four reductors of motor-driven of a handstand, drives trapezoidal voussoir and moves up and down the adjustment blade clearance.At first member is cleared up before the installation, especially main gear reducer contact-making surface and plant bottom case all will be cleaned out.Installation steps are: motor base and reductor at first are installed, after centering, the leveling, voussoir driving shaft, motor are installed, voussoir is installed then, connect the universal-joint spindle of motor and reductor, at last the shaft coupling cover is covered locking.The workman is divided into two groups, is responsible for lifting for one group, be responsible for centering, levelling, clamping screw for one group.First group altogether the workman with driving in the factory building successively with motor base, the reductor lifting puts in place, second group of workman is responsible for motor base and reductor levelling, centering are locked connecting bolt then.Next first group of workman lifts motor and driving shaft one by one and puts in place, and second group of workman is responsible for centering, levelling, clamping screw then one by one.Next Hooks coupling universal coupling is installed one by one, and the coaxiality error of noting guaranteeing shaft joint is installed the shaft joint cover, slide plate at last in 0.5mm.
Crop shears main drive motor and shaft joint step are installed
The crop shears main drive motor adds up to two, places side by side, and every heavy 11.35t uses four bolting respectively on the steel platform, and every motor also has 8 to adjust bolt in addition.Main drive motor is installed the main following steps of dividing:
1) shaft joint is installed
Before main drive motor lifting, at first two parts of shaft joint are respectively installed on main drive motor axle and the main gear reducer axle, corresponding one by one according to factory number, clean out matching surface then, coating lubricating oil fat is directly installed.
2) lifting main drive motor
Every heavy 11.35t of motor uses the driving lifting in the factory building.Designed and produced four hangers when making on the main gear reducer body, with two steel wire ropes, directly connected steel wire rope and hanger formation suspension centre during lifting, and be bundled on the motor as slipping to restrict with the rope of two long 20m with buckle.Examination is earlier hung before the lifting, earlier motor is hung the about 100mm in ground fully, checks steel wire rope, that buckle is selected for use is whether qualified, and whether member is steady, and formally lift by crane back out of question.When estimating main motor sling height above the steel podium level, the installation site is looked in mobile driving, slow loose hook in the time of directly over motor is positioned at base, and rope and crowbar stand-by motor are in place with slipping, the loose hook in back in place.Repeat as above second motor of step lifting.
3) shaft joint centering main gear reducer hoisted in position is so the shaft joint of centering main gear reducer and main drive motor is mainly adjusted main gear reducer.Adjust the motor absolute altitude at first by drawing, next adjusts the main gear reducer axle and main drive motor axial section gap is 193mm, adjusts and sets up dial gauge on the half a coupler with reductor and motor after qualified.
More changing device step of cutting edge is installed
Figure 11 is that crop shears cutting edge of the present invention is changed installation drawing, and crop shears cutting edge more changing device is the automatic vehicle with translation, traversing function that is used for changing the crop shears cutting edge.Installation was divided into for four steps.
The first step is installed cutting edge and is changed device pedestal.At first clear up anchoring bolt and equipment contact-making surface, directly base is hung the installation site after cleaning is finished, centering is looked for absolute altitude with the method for spirit level measurement shimming then, after the absolute altitude adjustment adheres to specification, and the locking connecting bolt.
In second step, transmission device is installed.The driving motor reductor of traversing dolly at first is installed, motor reducer is hung the installation site, levelling then with driving in the workshop, measure with spirit level, adopt the method that adds shim liner, its absolute altitude is installed to designing requirement, centering is locked connecting bolt at last then; Next the driving motor reductor of translation dolly is installed, two common transmissions of same motor reducer are arranged.At first with driving motor reducer is hung the installation site, next carry out levelling, centering, method as above after installation dimension is qualified, is locked connecting bolt.
The 3rd step, the installation of traversing dolly.With driving traversing dolly is hung the installation site, artificial auxiliary ajusting guarantees that chain cylindrical void and drive sprocket do not interfere, and loose hook is promptly finished installation.
The 4th step, the installation of translation dolly.With driving the translation dolly is hung the installation site, artificial auxiliary ajusting guarantees that chain cylindrical void and drive sprocket do not interfere, and loose hook is promptly finished installation.
Crop shears inlet measuring roller step is installed
Crop shears inlet measuring roller is to be used for measuring steel plate charging length to determine the DATA REASONING roller of shearing displacement, is independent of an outer single devices of main equipment, integral hoisting.Each contact-making surface of cleaning rollers support at first during installation, cleaning are finished the back and with driving a vehicle equipment are hung the installation site, and connecting bolt is locked in centering, levelling.
Thus, the crop shears main body is installed and is finished, and next locks all connecting bolts to twisting moment eventually, and the spot welding parallels makes it firm, and inspection is not carried out back-grouting after omitting.
Above embodiment is only for the usefulness that the present invention is described, but not limitation of the present invention, person skilled in the relevant technique under the situation that does not break away from the spirit and scope of the present invention, can also be made various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (5)
1. the installation method of steel plate crop shears, described crop shears comprise base, steel scrap chute and steel scrap baffle plate, the side deflector roll, main gear reducer, inlet breast roll, the swing roller-way, main dynamo steel platform and platform railing, upper cutter head, the main gear reducer front panel, the steel plate screwdown gear, main shearing edge gap adjusting device, main drive motor and shaft joint, cutting edge is changing device and inlet measuring roller more, it is characterized in that described installation method comprises the following steps:
(1) the crop shears base is installed: described crop shears base is provided with lower slide, left front base, right front base, upper left knife rest and upper right knife rest; Use shop traveller to lift described crop shears base, lifting is in proper order: load knife rest earlier, refill left and right preceding base, adorn left and right upper tool post at last;
(2) crop shears steel scrap chute and steel scrap baffle plate are installed: described crop shears steel scrap chute and steel scrap baffle plate are positioned in the middle of the frame of the crop shears left and right sides, below the main gear reducer; Measure the embedded board absolute altitude earlier, shim pack is determined in combination, adjusts the position, spots weld on the pre-buried backing plate, puts the steel scrap chute, and the section solid welding is fixed then;
(3) crop shears side deflector roll is installed: described crop shears side deflector roll be located at main gear reducer under right front base inboard, be provided with two groups of side deflector rolls, 3 eccentric edger rolls are installed on every group, are connected with bolt between two groups, integral body directly is connected on the polished surface of right front base with bolt;
(4) the crop shears main gear reducer is installed: described main gear reducer is positioned at crop shears base top, hangs with the LTM1500 full hydraulic vehicle crop shears main gear reducer is separated lifting with front panel, to alleviate lifting capacity;
(5) crop shears inlet breast roll is installed: described inlet roller-way is supported by 3 hydraulic cylinders that are arranged on the crop shears base, drive by separate electrical motor, erection sequence is: clear up three hydraulic cylinder bases of lower slide earlier, hydraulic cylinder is installed to the crop shears base, make the inlet roller-way in place and with set bolt locking, the drive unit of crop shears inlet roller-way is installed again;
(6) crop shears swing roller-way is installed: described crop shears swing roller-way is positioned at crop shears frame inboard, under the main drive motor steel platform, erection sequence is: crop shears oscillating roller road track is installed earlier, swing roller-way oscillating motor and swing roller-way body are installed, swing roller-way drive unit is installed again;
(7) crop shears master's dynamo steel platform and platform railing are installed: described crop shear-steel platform is arranged on the below of described main drive motor, it is the base of main drive motor, described crop shear-steel platform is provided with pillar, platform and railing, and erection sequence is: mounting platform pillar, mounting platform;
(8) the crop shears upper cutter head is installed: described upper cutter head is located in the middle of main gear reducer front panel and the reductor, and described crop shears upper cutter head is a crop shears upper scissor blade fixture, carries out shear action; Erection sequence is: the lifting tool rest makes upper cutter head in place;
(9) crop shears main gear reducer and front panel are installed: for ease of installation and transportation, the crop shears main gear reducer is separated into main gear reducer and front panel at equipment manufacturing, carry out the dismounting mark in the disintegration process, the installation of main gear reducer panel is similar to crop shears upper tool post installation process;
(10) crop shears steel plate screwdown gear is installed: described crop shears steel plate screwdown gear is provided with mechanism under people's foot type screw-down and the circle roll-in, the base of presses lever is installed, the base of hydraulic cylinder, slide plate earlier, hydraulic cylinder, presses lever, locking member, dust guard, last clamping screw is loaded onto alignment pin;
(11) the crop shears shearing edge gap adjusting device is installed: the crop shears shearing edge gap adjusting device is arranged between main gear reducer front panel and the upper cutter head, by four reductors of motor-driven that stand upside down, drives trapezoidal voussoir and moves up and down the adjustment blade clearance; Installation steps are: motor base and reductor are installed earlier, and voussoir driving shaft, motor, voussoir, the universal-joint spindle of connection motor and reductor covers locking with the shaft coupling cover at last;
(12) crop shears main drive motor and shaft joint are installed: with driving in the workshop described crop shears main drive motor is hung on the steel platform, bolting is proofreaied and correct shaft joint; Installation steps are: shaft joint is installed, and the lifting main drive motor is proofreaied and correct shaft joint;
(13) more changing device of crop shears cutting edge is installed: the automatic vehicle with translation, traversing function that is used to change the crop shears cutting edge is installed;
(14) crop shears inlet measuring roller is installed: crop shears inlet measuring roller is to be independent of an outer single devices of main equipment, be used for measuring steel plate charging length to determine the DATA REASONING roller of shearing displacement, carry out integral hoisting, elder generation's each contact-making surface of cleaning rollers support, with driving equipment is hung the installation site, the centering levelling, the locking connecting bolt.
2. the installation method of steel plate crop shears as claimed in claim 1 is characterized in that, the step of described installation crop shears swing roller-way comprises the following steps:
(1) track of swinging roller-way is installed
With seat slurry method the track parallels is set, attachment rail backing plate, track, rail pressing device, securely foot bolt and carry out back-grouting;
(2) oscillating motor is installed
With seat slurry method oscillating motor base parallels is set, puts base, hydraulic cylinder, fastening bolt carries out back-grouting then;
(3) crop shears swing roller-way body is installed
The slide plate that to swing roller-way earlier is fixed on the frame of the left and right sides, lifting swing roller-way body, and the pin with oscillating motor is connected with roller-way then;
(4) swing roller-way drive unit is installed
Earlier motor base is placed on the parallels that has set, the centering leveling is hung motor and speed reducer respectively on the base, and centering refills the shaft joint between motor and the reductor, then with the universal shaft coupling device installation in position between reductor and roller-way.
3. the installation method of steel plate crop shears as claimed in claim 1 is characterized in that, the step of described installation crop shears main drive motor and shaft joint comprises the following steps:
(1) shaft joint is installed
Clean out matching surface after first two parts with shaft joint are respectively installed on main drive motor axle and the main gear reducer axle, coating lubricating oil fat is directly installed;
(2) lifting main drive motor
Earlier motor is hung the about 100mm in ground fully, check steel wire rope, whether buckle is selected for use qualified, whether member is steady, when estimating main motor sling height above the steel podium level, the installation site is looked in mobile driving, slowly transfers in the time of directly over motor is positioned at base, and rope and crowbar stand-by motor are in place with slipping, the loose hook in back in place repeats as above second motor of step lifting;
(3) centering shaft joint
Adjust main gear reducer, adjust the motor absolute altitude by drawing earlier, adjust the section gap of main gear reducer axle and main drive motor axle again.
4. the installation method of steel plate crop shears as claimed in claim 3 is characterized in that, described shaft joint centering step comprises the following steps:
(1) on the half a coupler of reductor and motor, sets up dial gauge;
(2) with half a coupler A with rotate together after the B rigidity is connected;
90 ° of measurements of revolution once and write down measured value comprise 0 ° of starting point i.e. the radial measurement value a and the axial measured value b of 5 positions, make measured value a
1=a
5And b
1 1-b
x 1=b
1 5-b
x 5
5. the installation method of steel plate crop shears as claimed in claim 1 is characterized in that, the described installation crop shears cutting edge more step of changing device comprises the following steps:
(1) cutting edge is installed and is changed device pedestal
Cleaning foundation bolt and equipment contact-making surface hang the installation site with base earlier, centering, locking connecting bolt;
(2) transmission device is installed
The driving motor reductor of traversing dolly is installed earlier, motor reducer is hung the installation site, levelling capturing, locking connecting bolt with driving in the workshop; The driving motor reductor of translation dolly is installed again, motor reducer is hung the installation site, levelling capturing, locking connecting bolt with driving;
(3) traversing dolly is installed
With driving traversing dolly hung and to put in place, artificial auxiliary ajusting, it is suitable that chain cylindrical void and drive sprocket assemble;
(4) the translation dolly is installed
With driving the translation dolly hung and to put in place, artificial auxiliary ajusting, it is suitable that chain cylindrical void and drive sprocket assemble.
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| CN109116806A (en) * | 2017-06-23 | 2019-01-01 | 宝山钢铁股份有限公司 | Best segmentation automatic shearing control system is cut in a kind of cutting head of slab |
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| CN106346069A (en) * | 2016-10-13 | 2017-01-25 | 宣化钢铁集团有限责任公司 | Device for preventing shear deformation of rolling angle steel |
| CN106346069B (en) * | 2016-10-13 | 2018-01-30 | 宣化钢铁集团有限责任公司 | A kind of device for preventing rolling line angle steel detrusion |
| CN109116806A (en) * | 2017-06-23 | 2019-01-01 | 宝山钢铁股份有限公司 | Best segmentation automatic shearing control system is cut in a kind of cutting head of slab |
| CN109116876A (en) * | 2017-06-23 | 2019-01-01 | 宝山钢铁股份有限公司 | A kind of slab automates best shearing property system end to end |
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| CN109491325B (en) * | 2017-09-12 | 2021-02-19 | 宝山钢铁股份有限公司 | Optimum segmented shearing control system for thick sickle-curved plate |
| CN111036979A (en) * | 2018-10-12 | 2020-04-21 | 中冶宝钢技术服务有限公司 | Bilateral scissors front plate and knife rest mounting method |
| CN111036979B (en) * | 2018-10-12 | 2021-04-27 | 中冶宝钢技术服务有限公司 | Bilateral scissors front plate and knife rest mounting method |
| CN112705780A (en) * | 2020-12-23 | 2021-04-27 | 二重（德阳）重型装备有限公司 | Lower tool rest device |
| CN113118542A (en) * | 2021-04-30 | 2021-07-16 | 浙江工业职业技术学院 | Numerical control machine tool |
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| CN102114553B (en) | 2013-05-15 |
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