CN105396885B - Steel auxiliary device and method are unloaded on a kind of cold bed - Google Patents
Steel auxiliary device and method are unloaded on a kind of cold bed Download PDFInfo
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- CN105396885B CN105396885B CN201510896567.6A CN201510896567A CN105396885B CN 105396885 B CN105396885 B CN 105396885B CN 201510896567 A CN201510896567 A CN 201510896567A CN 105396885 B CN105396885 B CN 105396885B
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- lifting
- swing arm
- flapper
- high speed
- way
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B43/00—Cooling beds, whether stationary or moving; Means specially associated with cooling beds, e.g. for braking work or for transferring it to or from the bed
- B21B43/04—Cooling beds comprising rolls or worms
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- Mechanical Engineering (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The embodiment of the invention discloses unload steel auxiliary device and method on a kind of cold bed, swing arm and transmission device constitute " an I grade of mechanism " being made of driving link and a relatively-stationary rack, and introduce on this basis one with the swing arm it is hinged, " the II grade of bar group " that is made of lifting flapper.It is hinged to one group of " Planar Linkages " for capableing of regular periodic motion by this 2 groups of mechanisms of outer adjutant.The radial rotary motion of low-angle is done in the swing arm under the driving of the transmission device.The lifting flapper periodically vertical displacement movement, and coordinate the action of moving skirt, that completes multiple length stocking unloads steel action.In the specific use process, the lifting flapper can be lifted easily and is fixed in swing arm by technical staff, to adjust the length of the lifting flapper；And close-fitting contact between the lifting flapper, fit clearance will not be generated because of length adjustment, there is very high Adjustment precision.
Description
Technical field
The present invention relates to mechanical equipment of steel rolling technical field, more particularly to unloading steel auxiliary device and side on a kind of cold bed
Method.
Background technology
In rod material rolling process, bar rolled piece be transported on cold bed by high speed roller-way after Double Dimension Flying Shears carry out it is cold
But, aligning and the processing steps such as flush.And bar rolled piece is discharged to the process of cold bed from high speed roller-way, generally requires by hydraulic pressure
Steel system is unloaded on skirtboard.
As shown in Figure 1, to unload the structural schematic diagram of steel system, including moving skirt on a kind of common hydraulic pressure skirtboard at present
01, resting guide 02, articulated linkage 03, hydraulic cylinder 04 and baffle 07.The top surface of the moving skirt 01 is sloped top face, to
Cold bed direction tilts；The moving skirt 01 is connected by articulated linkage 03 with the hydraulic cylinder 04；The moving skirt 01
A side wall be in contact with the side wall of baffle 07, another side wall is in contact with the side wall of the resting guide 02, the work
Dynamic skirtboard 01 moves up and down between the side wall and the side wall of resting guide 02 of the baffle 07；One end of the baffle 07 is arranged
Alignment pin 09, the baffle 07 are removably connected to by the alignment pin 09 on resting guide 02；The baffle 07
Top surface is provided with handle 08, and technical staff is facilitated to operate.The moving skirt 01 under the drive of the hydraulic cylinder 04, relative to
High speed roller-way 06 and the resting guide 02 move up and down；The high speed roller-way 06 is set in rack 05, the rack 05
Side and the side of the baffle 07 form roller-way and run slot, and stick line stocking runs in slot in the roller-way and conveys at a high speed, and described
High speed roller-way 06 is generally to the inclined roller-way in cold bed direction to facilitate the stick line stocking to be tumbled to the moving skirt 01；Institute
State resting guide 02 top surface be to the inclined top surface in cold bed direction and with the angle of inclination phase of 01 top surface of the moving skirt
Match, constitutes an inclined ramp.In the actual production process, the stick line stocking transmitted in the high speed roller-way 06 is along the roller
Road runs slot conveying, and rolls down in transmission process on the side of the baffle 07, by 07 braking deceleration of the baffle, described
Hydraulic cylinder 04 drives the moving skirt 01 to drop to low level, and stick line stocking continues to roll down to the top surface by moving skirt 01 and consolidate
Determine to continue braking deceleration in the breaker slot of the side composition of guide plate 02, on the one hand moving skirt 01, which rises to middle position, to be continued to stick line
On the other hand stocking braking prevents another stick line stocking that subsequent delivery is come, last moving skirt 01 from rising to a high position, stick line
Stocking is rolled down to by the inclined-plane that the moving skirt 01 and the resting guide 02 are formed continues subsequent process steps on cold bed.
Since the speed that stick line stocking enters roller-way race slot is very high, when the moving skirt 01 drops to low level, first stick
Line stocking rolls into the breaker slot, and latter stick line stocking is often due to the reasons such as elbow or roller-way bounce enter institute in advance
Breaker slot is stated, knock into the back random bed Frequent Accidents, in the actual production process, according to the multiple length dimensions of stick line stocking and transmission speed
Length and the position of baffle 07 is arranged in degree, and the baffle 07 can stop latter stick line stocking, to effectively prevent
Random bed.
However, since the specification kind of stick line stocking is more, and the speed difference of stick line stocking is larger, and the baffle 07 exists
It needs to continue to optimize adjustment in actual production process to meet production needs, and dismounting peace is constantly carried out to the baffle 07
Dress, on the one hand time-consuming and laborious and workload is very big, it is difficult to be adjusted operation；On the other hand it is easy to make during the installation process
It is not allowed to cause the gap between baffle 07 larger at position, stick line stocking can be readily intercalated into the gap, in turn result in piling of steel event
Barrier, Adjustment precision are poor.
Invention content
It is provided in the embodiment of the present invention and unloads steel auxiliary device and method on a kind of cold bed, to solve gear in the prior art
Plate is difficult to the problem of adjusting and adjusting poor accuracy.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions：
The embodiment of the invention discloses steel auxiliary device, including transmission device, swing arm and lifting activity are unloaded on a kind of cold bed
Baffle, wherein：
The swing arm is set to that the top of high speed roller-way, there are axial spacings with the high speed roller-way；
The fixing end of the swing arm matches with the transmission device to be fixedly connected, and the swing arm is circle with the fixing end
The heart rotate and the surfaces of revolution perpendicular to the high speed roller-way conveying direction；
The connecting pin of the swing arm is located at side corresponding position of the high speed roller-way close to cold bed, and the connecting pin with
The top of the lifting flapper is hinged；
It is described lifting flapper side be parallel to the high speed roller-way side and with the side of the high speed roller-way
Movable contact；Roll surface of the bottom surface of the lifting minimum drop-off positions of flapper close to the high speed roller-way.
Preferably, the swing arm includes the first swing arm and the second swing arm, wherein：
One end of first swing arm is provided with the fixing end；The side wall of first swing arm is provided with long oval bolt
Hole；
One end of second swing arm is provided with the connecting pin；In second swing arm with the long elliptic bolt hole pair
Position is answered to be provided with connecting hole, second swing arm is connected by the connecting hole with first swing arm.
Preferably, it is additionally provided with a plurality of stress Unloading slot on the side wall of the lifting flapper；The stress unloads
Fore-and-aft tilt setting of the lotus technology groove along the lifting flapper；The a plurality of stress Unloading slot is along the lifting activity
Baffle cross direction profiles, and the adjacent stress Unloading slot is spaced.
Preferably, it is further fixedly arranged on along lifting flapper cross on the non-impact side of the lifting flapper
To the hollow square steel of extension；The hollow square steel is close to the top surface of the lifting flapper.
Preferably, it includes polylith lifting flapper that steel auxiliary device is unloaded on the cold bed, the lifting flapper
It is provided at both ends with chamfering inclined-plane；The chamfering inclined-plane of the adjacent lifting flapper is mutually matched contact；With multiple liters
Drop flapper is correspondingly arranged on the swing arm respectively.
Preferably, the bottom surface of the lifting flapper is provided with multiple circular arcs along the high speed roller-way traffic direction；Institute
The size and the roller-way size of the high speed roller-way for stating circular arc match.
Preferably, the transmission device includes：
It is parallel to the transmission shaft of the high speed roller-way traffic direction；
It is set in rack and is socketed on the bush seat of the transmission shaft；
The power lever being connected with the transmission shaft；
The pneumatic device being connected with the power lever.
Preferably, the transmission device includes multiple transmission shafts, multiple swing arms and the lifting flapper
It is correspondingly arranged respectively with the transmission shaft；The adjacent transmission shaft is connected by rigid clamping coupling.
Preferably, steel auxiliary device is unloaded on the cold bed to include more transmission devices and corresponding with the transmission device set
The polylith lifting flapper set；The lifting flapper is connect by corresponding swing arm with the transmission device；Adjacent
The end face of the lifting flapper contacts with each other.
The embodiment of the invention also discloses steel householder method is unloaded on a kind of cold bed, include the following steps：
It chooses and unloads steel auxiliary device on above-mentioned cold bed；
Pneumatic device is controlled, will be fallen on high speed roller road under the lifting flapper, and the lifting flapper
Roll surface of the bottom surface close to the high speed roller-way；
The multiple lengths specification and speed that defeated stick line stocking is uploaded according to the high speed roller-way live the part lifting
Dynamic baffle is turned over and is fixed, and keeps the nominal that the lifting flapper bottom surface is more than stick line stocking apart from roll surface distance straight
Diameter adjusts the active length that steel auxiliary device is unloaded on the cold bed；
Last root multiple length tail steel signal sent out according to the thermometal detector of Double Dimension Flying Shears postpones a threshold time
Afterwards, it controls the pneumatic device to promote the lifting flapper, and makes all lifting flappers and the high speed
The gap of roller-way is more than the nominal diameter of stick line stocking, last described root multiple length tail steel is made to pass through the smooth slide-in system in the gap
Dynamic sliding slot, auxiliary unload steel.
By above technical scheme as it can be seen that steel auxiliary device and method are unloaded on cold bed provided in an embodiment of the present invention, by setting
Set transmission device, swing arm and lifting flapper；Wherein, the swing arm is set to the top of high speed roller-way and the high speed roller
There are spacing in road；The fixing end of the swing arm matches with the transmission device to be fixedly connected, and the swing arm is with the fixing end
For the center of circle rotate and the surfaces of revolution perpendicular to the high speed roller-way conveying direction；The connecting pin of the swing arm is located at the high speed
Roller-way is close to the side corresponding position of cold bed, and the connecting pin and the top of the lifting flapper are hinged；The lifting
The side of flapper is parallel to the side of the high speed roller-way and the side movable contact with high speed roller-way；The lifting is lived
Roll surface of the bottom surface of the minimum drop-off positions of dynamic baffle close to the high speed roller-way；In specific works, technical staff can basis
The lifting flapper is lifted and is fixed in the swing arm by the speed and specification of live stick line stocking at any time, convenient
The length adjustment of the lifting flapper, reduces labor intensity；And during the adjustment, the lifting flapper it
Between be mutually matched contact, not will produce gap, have very high Adjustment precision.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram that steel system is unloaded on a kind of common hydraulic pressure skirtboard provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram that steel auxiliary device is unloaded on a kind of cold bed provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of transmission shaft provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of power lever provided in an embodiment of the present invention；
Fig. 5 is a kind of vertical view of power lever provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of pneumatic device provided in an embodiment of the present invention；
Fig. 7 is a kind of structural schematic diagram of first swing arm provided in an embodiment of the present invention；
Fig. 8 is a kind of structural schematic diagram of second swing arm provided in an embodiment of the present invention；
Fig. 9 is a kind of assembling structure schematic diagram of first swing arm and the second swing arm provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of lifting flapper provided in an embodiment of the present invention；
Figure 11 is a kind of side view of lifting flapper provided in an embodiment of the present invention；
Figure 12 is a kind of vertical view of lifting flapper provided in an embodiment of the present invention；
Figure 13 is the vertical view that steel auxiliary device is unloaded on a kind of cold bed provided in an embodiment of the present invention；
Figure 14 is the schematic diagram that steel auxiliary device propradation is unloaded on a kind of cold bed provided in an embodiment of the present invention；
The symbolic indication of Fig. 1-14 is：
01- moving skirts, 02- resting guides, 03- articulated linkages, 04- hydraulic cylinders, 05- racks, 06- high speed roller-ways, 07-
Baffle, 08- handles, 09- alignment pins, 1- transmission devices, 11- transmission shafts, 111- collars, the 112- shaft shoulders, 12- bush seats, 13-
Power lever, 131- earrings portion, 14- pneumatic devices, 141- pneumatic triple pieces, 142-4 lead to Pneumatic solenoid valves, 143- double croppings
With pull rod piston-cylinder, 144- throttle valves, 15- rigidity clamping couplings, 2- swing arms, the first swing arms of 21-, 211- long ellipse bolts
Hole, the second swing arms of 22-, 221- connecting holes, 3- lift flapper, 31- stress Unloading slots, 32- hollow square steels, 33- circles
Arc, 34- chamferings inclined-plane.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work, should all belong to protection of the present invention
Range.
It is the structural schematic diagram of steel auxiliary device to be unloaded on a kind of cold bed provided in an embodiment of the present invention, including pass referring to Fig. 2
Dynamic device 1, swing arm 2 and lifting flapper 3.
Wherein, the transmission device 1 includes transmission shaft 11, bush seat 12, power lever 13 and pneumatic device 14；The biography
Moving axis 11 is parallel to the traffic direction of high-speed track, and the main function of the transmission shaft 11 is to support the swing arm 2 and the liter
The components such as flapper 3 are dropped, and transmit torque；The transmission shaft 11 in actual use, can carry out Double-directional rotary, mainly
Symmetrical cycle bending stress and symmetrical cycle torsional shear stress are born, i.e., the transmission shaft 11 had not only born moment of flexure but also born torque
Effect；In order to ensure that the intensity of the transmission shaft 11, the demand of rigidity, toughness and wearability, the transmission shaft 11 are optional
Material of the relatively high Fine Steel Casting iron of valence (45 steel, modifier treatment HBS240-280) as transmission shaft.Carbon steel is with respect to alloy
It is cheap for steel, it is less sensitive to stress concentration, the fatigue strength and wearability of material can be improved by heat treatment process,
And the elasticity modulus under room temperature is not much different with steel alloy, rigid phase is worked as.In the specific implementation, to keep the transmission shaft 11 more square
Civilian dress is matched, and the generally cooperation radially split type sliding bearing of the transmission shaft 11 uses, while fatigue is slight, reduces and answers in order to improve
Power is concentrated, as shown in figure 3, being a kind of structural schematic diagram of transmission shaft provided in an embodiment of the present invention, the transmission shaft 11 also may be used
To be designed to twin shaft ring symmetrical structure.For the transmission shaft 11 of the twin shaft ring symmetrical structure, it is contemplated that the radial direction is cutd open
Additional axial force caused by fraction sliding bearing cannot bear larger axial force and installation error all acts on axis
On shoulder 112, the design of the collar 111 will be there are enough margins of safety, and in the embodiment of the present invention, the shaft shoulder 112 is set
Meter height is 12.5mm, and the design width of the collar 111 is 10mm, and 11 both sides of transmission shaft transmission end face uses
53mm × 53mm rectangular end faces improve torsional rigidity to increase the area in load contact face.
The bush seat 12 is set in rack and is socketed on the transmission shaft 11, supports the transmission shaft 11；Due to
In-site installation narrow space, 1 radial dimension of the transmission device are restricted, and property compact to design requires height, in addition site environment
Temperature is high, operating mode is severe, therefore the bush seat 12 uses that large carrying capacity, shock resistance are good, running accuracy is high, long lifespan
Opposite opened bush(ing) bearing.Such opposite opened bush(ing) bearing is mainly made of 3 major parts：It bearing block, bearing cap and cuts open
Fraction bearing shell.The bearing block and the bearing cap obtain split surface and are designed to ladder-type structure, bearing block and axis when preventing work
It holds and covers to obtain mutual dislocation.After bearing bush abrasion, if bearing fit gap is excessive, it is possible to reduce metal gasket at split surface is adjusted
It is whole.The bearing shell of the bush seat 12 uses split bushing design structure, it is contemplated that the running-in ability of sliding bearing, compliance and
Embedding Tibetan property uses the Allen's metal ZCuPb30 of soft, high-ductility and small elastic modulus, and this material hardness is low, running-in ability
It is good, there is higher impact flexibility and fatigue strength, particularly suitable for shock loading and the operating mode of varying load, especially in high temperature
Lead is precipitated in Shi Nengcong friction surfaces, thin film is formed on copper body, to play the role of anti-attrition.In order to make sliding bearing
The sufficient lubrication of friction fit face, the embodiment of the present invention use two kinds of lubrications that extraneous feeding lubricating and internal self-lubricating phase combine
Mode.Oilhole is bored (at the maximal clearance of shaft hole matching) at the top of top bearing shell, inner wall opens radially, circumferentially oil-way, lower bearing
Bottom oil film supporting region matches positioning pin, is filled by way of extraneous forced feed lubrication and stores high temperature lithium saponify, and in bearing shell
It drills on side wall and inlays graphite rod, solid lubrication is carried out by the precipitation of mating surface graphite, even if noting lubricating oil at high temperature
Fat can also keep lower friction coefficient in the case of failing, and greatly reduce maintenance workload.
The power lever 13 is connected with the transmission shaft 11.Specifically, in actual implementation, the power lever 13
It is put together using segmented welding procedure, material selection common carbon structural steel Q235.Such material has certain intensity
And toughness, welding technological properties is preferable, yield limit σs=240MPa.As shown in figure 4, being one kind provided in an embodiment of the present invention
The structural schematic diagram of power lever also can be a kind of vertical view of power lever provided in an embodiment of the present invention, institute referring to Fig. 5
It states 13 one end of power lever and is provided with earrings portion 131, with brill after the earrings portion 131 steel plate wire cutting molding of δ=30mm
20 unthreaded holes of Φ.To improve the extruding fatigue strength of 131 hole wall of earrings portion, flame hardening processing is carried out to hole wall, to improve
Its case hardness uses 45 modifier treatment of Fine Steel Casting iron, heat treatment hardness with the trunnion that the earrings portion 131 matches
HBS260, the power lever 13 are connected by the earrings portion 131 and the trunnion with pneumatic device 14.The power thick stick
The other end face milling R33 semicircle cambered surfaces of bar 13 are welded after adjusting fit angle positioning with the transmission shaft 11 when in-site installation
Connect fixation.In embodiments of the present invention, the unthreaded hole center and the circle center distance of the semicircle cambered surface are set as 510mm, with full
Sufficient design requirement.It should be noted that in embodiments of the present invention, the earrings portion 131 using butt welding process fixed setting with
One end of the power lever 13 is specifically not less than 5mm using sequential welding and leg thickness.
The pneumatic device 14 is connected with the power lever 13, and controlling the lifting by the pneumatic device 14 lives
The lifting action of dynamic baffle 3；As shown in fig. 6, be a kind of structural schematic diagram of pneumatic device provided in an embodiment of the present invention, it is described
Pneumatic device 14 includes pneumatic triple piece 141 and executing agency, wherein the pneumatic triple piece 141 is AC5000 types pneumatic three
Join part, for providing purified clean, dry, stable air source, compressed air is through the decompression on the pneumatic triple piece 141
Stabilization is externally exported with 0.5MPa after valve.The executing agency is using 24 logical Pneumatic solenoid valves 142 controls of 24V DC controlleds
Double acting pull rod piston-cylinder 143 processed, in embodiments of the present invention, the 4 logical Pneumatic solenoid valves 142 are K25D-25 types
Reversal valve, the double acting pull rod piston-cylinder 143 are QGL250X250-MP4 type cylinders.The 4 logical Pneumatic solenoid valves
142 have P, T, A, B totally 4 external tappings, the rodless cavity of the double acting pull rod piston-cylinder 143 as working chamber, always with institute
A mouthfuls of work for stating 4 logical Pneumatic solenoid valves 142 connects, rod chamber and the work B of the double acting pull rod piston-cylinder 143
Mouth is connected.Electromagnetic coil obtains electric when working position, and the working hole A communicates (conducting P-A) for P mouthfuls with air source, and the double acting is drawn
Bar piston-cylinder 143 obtain steady pressure, flow compressed air and be raised above, the lifting flapper 3 rises opening,
It is detached with high speed roller-way, the steel tail of the stick line stocking after shearing passes through the seam between the lifting flapper 3 and moving skirt
Gap is slipped in breaker slot.Electromagnetic coil dead electricity when normality position, the working hole A are communicated (conducting A-T) for T mouthfuls with discharge chamber, B mouthfuls
Lead to the rod chamber, the compressed air emptying in the rodless cavity of the double acting pull rod piston-cylinder 143, the lifting active catch
Plate 3 is fallen after rise downwards, and is contacted with the high speed roller-way, separates its channel between the moving skirt, and cold bed is coordinated to walk
Into unloading steel.Due to gravity, decrease speed is very fast for the backhaul of the lifting flapper 3, in order to control the speed of its whereabouts,
It avoids balanced loop must being used to control because speed runaway generates shock loading to the high speed roller-way, when site operation is being vented
T mouthfuls of chamber has installed a throttle valve 144 additional makes the no bar as backhaul chamber counterbalance valve by the adjustment of the through-flow section of main valve plug
Chamber generates the back pressure of 0.25MPa or so, slows down the speed when lifting flapper 3 falls, avoids acting on the high speed
Shock loading on roller-way.
The swing arm 2 is arranged in the top of high speed roller-way, there are axial spacings with the high speed roller-way, for hinged institute
It states lifting flapper 3 and ensures the space of the lifting flapper 3；The fixing end of the swing arm 2 and the transmission
Device 1, which matches, to be fixedly connected, and the swing arm 2 is rotated as the center of circle using the fixing end and the surfaces of revolution is perpendicular to the high speed roller
The conveying direction in road；The connecting pin of the swing arm 2 is located at side corresponding position of the high speed roller-way close to cold bed, and the company
It is hinged to connect end and the top of the lifting flapper 3.In embodiments of the present invention, the swing arm 2 is using segmented combination knot
Structure, specifically, referring to Fig. 7, Fig. 8 and Fig. 9, the swing arm 2 includes the first swing arm 21 and the second swing arm 22, wherein first pendulum
One end of arm 21 is provided with the fixing end, and the fixing end can be understood as first swing arm 21 and the transmission device 1
The end that is fixedly connected of transmission shaft 11, the fixation end mill semi arch of first swing arm 21 simultaneously welds with the transmission shaft 11
Integral structure；The side wall of first swing arm 21 is additionally provided with long elliptic bolt hole 211.One end of second swing arm 22 is set
It is equipped with the connecting pin, the connecting pin can be understood as the end hinged deviously and with lifting flapper 3, specifically,
Second swing arm 22 can be hinged by hinges and the fixation trunnion at 3 top of lifting flapper, form " II
" the interior pair " of grade bar group ".The other end of second swing arm 22 and it is additionally provided with company with 211 corresponding position of the elongated hole
Hole 221 is connect, second swing arm 22 is by the connecting hole 221 and the long elliptic bolt hole 211, with first swing arm
21 overlap assembly with bolt, are formed " I grade of mechanism ".In the embodiment of the present invention, the swing arm 2 can pass through institute when assembling at the scene
It states the long elliptic bolt hole 211 in the first swing arm 21 and adjusts the length of the swing arm 2 and the fit angle of two groups of swing arms, make output
The prismatic pair at end (50mm strokes) in shorter displacement keeps linear line movement, reduces the internal stress of mechanism, makes system
Motion design more meets live reality, ensures that the elevating movement of the lifting flapper 3 is flexibly steady, no card resistance phenomenon.
It, also can be referring to Figure 11 referring to the structural schematic diagram that Figure 10 is a kind of lifting flapper provided in an embodiment of the present invention
And Figure 12, the side view and vertical view of a kind of lifting flapper respectively provided in an embodiment of the present invention, the lifting activity
The side of baffle 3 be parallel to the side of the high speed roller-way and with the side movable contact of the high speed roller-way；The lifting is lived
Roll surface of the bottom surface of 3 minimum drop-off positions of dynamic baffle close to the high speed roller-way.In embodiments of the present invention, the lifting activity
Baffle 3 is fabricated using δ=10mm low-alloy structural steel (16Mn), and such material integrates mechanics good mechanical property, low temperature punching
It is good to hit toughness, cold stamping and machinability, welding usability is substantially better than carbon structural steels.The lifting flapper 3
Top weld interior pair of 2 sets trunnion mechanisms as " II grade of bar group ", and be hinged with second swing arm 22, the lifting work
The portion that the bottom of dynamic baffle 3 is in contact with high speed roller-way separates R97 circular arcs 33, with the rotation of high speed roller-way described in blocking-proof,
When it is implemented, any number of circles can be arranged along the traffic direction of the high speed roller-way in the bottom surface of the lifting flapper 3
Arc 33, and the size of the circular arc 33 and the roller-way size of the high speed roller-way match.
The thermal deformation caused by high temperature stress in order to prevent improves integral rigidity, reduces weight, the lifting activity
A plurality of stress Unloading slot 31 and hollow square steel 32 are additionally provided on the side wall of baffle 3；The stress off-load work nest 31
Along it is described lifting flapper 3 fore-and-aft tilt setting, the longitudinal direction can be understood as it is described lifting flapper 3 rising or
Descending motion direction；The a plurality of stress Unloading slot 31 is and adjacent described along 3 cross direction profiles of lifting flapper
Stress Unloading slot 31 is spaced.Specifically, the width of the stress Unloading slot 31 is 1.5mm, and the stress unloads
Lotus technology groove 31 and the angle of the bottom surface of the lifting flapper 3 are 60 °.The hollow square steel 32 is set to the lifting and lives
It is laterally extended on the non-impact side of dynamic baffle 3 and along the lifting flapper 3, to improve the liter as support frame
The intensity of flapper 3 drops.Preferably, the hollow square steel 32 is 40 × 40 hollow square steels, and the hollow square steel 32 is close to institute
State the top surface of lifting flapper 3.
In the specific implementation, it may include lifting flapper 3 described in polylith that steel auxiliary device is unloaded on the cold bed, be anti-
Only there is larger gap at cooperation between adjacent 2 pieces of liftings flapper 3, influences stick line stocking and run the movement in slot in high speed
18 degree of chamfering inclined-plane 34 is cut at track, the both ends of every piece of lifting flapper 3, and mutually closely dislocation is stung when to assemble
It closes.
In embodiments of the present invention, as shown in figure 13 to unload steel auxiliary device on a kind of cold bed provided in an embodiment of the present invention
Vertical view, unloaded on the cold bed in steel auxiliary device, the transmission device 1 includes the transmission shaft of 2 3590mm long
11, the transmission shaft 11 is put together by being set to intermediate rigid clamping coupling 15, and the every transmission shaft 11 drives 3
The lifting flapper 3 of set 1230mm long does synchronization lifting movement.It is run in slot in the roller-way, 6 sets of liftings in total
The whole barricade for the overall length 7200mm that flapper 3 pieces together can unload the needs of steel speed according to different size in actual use
Its overall length is adjusted at any time, to realize the multiple length optimizing shear of flying shear, and by unwanted lifting flapper 3 described in
Articulated shaft is fixed on after turning in the swing arm 2, is disengaged it from the contact surface of the high speed roller-way and is failed.
In specific work process, the swing arm 2, the transmission shaft 11 and the pneumatic device 14 constitute one and are moved by original
" the I grade of mechanism " that part and a relatively-stationary rack are formed, number of degrees of freedom, 1.One and institute are introduced on this basis
" II grade of bar group " that state the living hinge of swing arm 2, being made of lifting flapper 3.By outer adjutant, this 2 groups of mechanisms are hinged to one
Group is capable of the kinematic chain of regular periodic motion, to constitute " Planar Linkages " for including prismatic pair.The swing arm 2
It uses technique and the transmission shaft 11 of welding whole for a rigidity, and can arbitrarily adjust its radial angle.The transmission
Axis 11 constitutes the revolute pair that 2 one-movement-freedom-degrees are fallen in one group of constraint after being engaged with the cooperation of the bush seat 12.In the gas
Move the radial rotary motion that the transmission shaft 11 drives the swing arm 2 to do low-angle under the driving of device 14.Can be referring to Figure 14
The schematic diagram of steel auxiliary device propradation, the lifting flapper 3 weeks are unloaded on a kind of cold bed provided in an embodiment of the present invention
The vertical displacement movement of phase property, and coordinate the action of moving skirt, between the lifting flapper 3 and the moving skirt
Motion gap is formed, multiple length stocking freely the sliding without interference end to end of 2 high-speed motions before and after the roller-way is run in slot
Into the braking sliding slot being made of the resting guide and the moving skirt, that completes multiple length stocking unloads steel action.It is described
Steel auxiliary device is unloaded on cold bed belongs to a kind of using the low counter gear comprising revolute pair and prismatic pair, carrying big with contact surface
Pressure is relatively low, anti abrasive feature.
It should be noted that above-described embodiment is section Example provided by the invention, in practical work process, this
Any number of transmission shafts 11 connected by the rigid clamping coupling 15 can be arranged in field technology personnel；Described
Any number of swing arms 2 can also be fixedly installed on transmission shaft 11, and the lifting flapper 3 being correspondingly arranged with the swing arm 2；
Moreover, unloading steel auxiliary device on the cold bed can also include multiple transmission devices 1 and be correspondingly arranged with the transmission device 1
Polylith lift flapper 3, the lifting flapper 3 connect with by corresponding swing arm 2 with the transmission device 1, phase
The end face of the adjacent lifting flapper 3 contacts with each other, to ensure to control the liter respectively using different transmission devices 1
The lifting of flapper 3 is dropped, and more convenient technical staff is to unloading the adjustment of steel auxiliary device length on the cold bed.
As seen from the above-described embodiment, it includes transmission device 1, swing arm 2 and lifting activity that steel auxiliary device is unloaded on the cold bed
Baffle 3；Wherein, the swing arm 2 is set to that the top of high speed roller-way, there are spacing with the high speed roller-way；The swing arm 2 is consolidated
Fixed end matches with the transmission device 1 to be fixedly connected, and the swing arm 2 is rotated using the fixing end as the center of circle and the surfaces of revolution hangs down
Directly in the conveying direction of the high speed roller-way；The connecting pin of the swing arm 2 is located at the high speed roller-way close to the side pair of cold bed
Position is answered, and the connecting pin and the top of the lifting flapper 3 are hinged；The side of the lifting flapper 3 is parallel
In the side of the high speed roller-way and with the side movable contact of high speed roller-way；The 3 minimum drop-off positions of lifting flapper
Bottom surface close to the high speed roller-way roll surface.In specific works, technical staff can be according to the speed of live stick line stocking
And multiple length dimensions, the lifting flapper 3 is lifted at any time and is fixed in the swing arm 2, the lifting is facilitated
The length adjustment of flapper 3, reduces labor intensity；And during the adjustment, between the lifting flapper 3 mutually
Matching contact, not will produce gap, have very high Adjustment precision.
With unload that steel auxiliary device is corresponding, and the embodiment of the present invention additionally provides on the cold bed provided in an embodiment of the present invention
Steel householder method is unloaded on a kind of cold bed, is included the following steps：
It chooses and unloads steel auxiliary device on above-mentioned cold bed；
Pneumatic device 14 is controlled, will be fallen on high speed roller road under lifting flapper 3, and the lifting flapper 3
Roll surface of the bottom surface close to the high speed roller-way；The lifting flapper 3 is under the action of 14 back pressure of pneumatic device, slowly
It drops on the high speed roller-way, to prevent stick line stocking from entering braking sliding slot in advance；
The multiple lengths specification and speed that defeated stick line stocking is uploaded according to the high speed roller-way live the part lifting
Dynamic baffle 3 is turned over and is fixed, and keeps the nominal that lifting 3 bottom surface of flapper is more than stick line stocking apart from roll surface distance straight
Diameter adjusts the active length that steel auxiliary device is unloaded on the cold bed；It, can by turning over and fixing the lifting flapper 3
So that the part lifting flapper 3 fails, to facilitate the active length for adjusting the lifting flapper 3；
Last root multiple length tail steel signal sent out according to the thermometal detector of Double Dimension Flying Shears postpones a threshold time
Afterwards, the pneumatic device 14 is controlled to promote the lifting flapper 3, and make all lifting flappers 3 with it is described
The gap of high speed roller-way is more than the nominal diameter of stick line stocking, last described root multiple length tail steel is made to pass through the smooth cunning in the gap
Enter and brake sliding slot, auxiliary unloads steel；During flying shear, charge length error and caused by bed surface multiple length error be all reserved in and cut
On final stage multiple length tail steel after cutting, if last described root multiple length tail steel it is too long cannot enter the braking sliding slot into
And complete to unload steel, therefore in embodiments of the present invention when last described root multiple length tail steel arrives, when by postponing a threshold value
Between, the threshold time can be 3 seconds, and the lifting flapper 3 is lifted, the lifting flapper 3 and high speed roller are made
The gap in road is more than the nominal diameter of the stick line stocking, so that last described root multiple length tail steel is suitable by the gap
Smooth to slide into braking sliding slot, steel is unloaded in completion, realizes multiple length optimizing shear.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above is only the specific implementation mode of the present invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (9)
1. unloading steel auxiliary device on a kind of cold bed, which is characterized in that including transmission device (1), swing arm (2) and lifting flapper
(3), wherein：
The swing arm (2) is set to that the top of high speed roller-way, there are axial spacings with the high speed roller-way；
The fixing end of the swing arm (2) matches with the transmission device (1) to be fixedly connected, and the swing arm (2) is with the fixation
End be the center of circle rotation and the surfaces of revolution perpendicular to the high speed roller-way conveying direction；
The connecting pin of the swing arm (2) is located at side corresponding position of the high speed roller-way close to cold bed, and the connecting pin with
The top of the lifting flapper (3) is hinged；
The swing arm (2) includes the first swing arm (21) and the second swing arm (22), and one end setting of first swing arm (21) is
State fixing end；The side wall of first swing arm (21) is provided with long elliptic bolt hole (211)；One end of second swing arm (22)
It is provided with the connecting pin；It is provided with and connect with long elliptic bolt hole (211) corresponding position on second swing arm (22)
Hole (221), second swing arm (22) are connected by the connecting hole (221) with first swing arm (21)；
It is described lifting flapper (3) side be parallel to the high speed roller-way side and with the side of the high speed roller-way
Movable contact；Roll surface of the bottom surface of described lifting flapper (3) minimum drop-off positions close to the high speed roller-way.
2. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that the lifting flapper (3)
A plurality of stress Unloading slot (31) is additionally provided on side wall；The stress Unloading slot (31) is along the lifting flapper
(3) fore-and-aft tilt setting；The a plurality of stress Unloading slot (31) along lifting flapper (3) cross direction profiles, and
The adjacent stress Unloading slot (31) is spaced.
3. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that the lifting flapper (3)
The hollow square steel (32) being laterally extended along the lifting flapper (3) is further fixedly arranged on non-impact side；It is described hollow
Square steel (32) is close to the top surface of the lifting flapper (3).
4. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that lift flapper including polylith
(3), the lifting flapper (3) is provided at both ends with chamfering inclined-plane (34)；The adjacent lifting flapper (3) is fallen
Angle inclined-plane (34) is mutually matched contact；It is correspondingly arranged on the swing arm (2) respectively with multiple lifting flappers (3).
5. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that the lifting flapper (3)
Bottom surface is provided with multiple circular arcs (33) along the high speed roller-way traffic direction；The size of the circular arc (33) and the high speed roller-way
Roller-way size match.
6. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that the transmission device (1) includes：
It is parallel to the transmission shaft (11) of the high speed roller-way traffic direction；
It is set in rack and is socketed on the bush seat (12) of the transmission shaft (11)；
The power lever (13) being connected with the transmission shaft (11)；
The pneumatic device (14) being connected with the power lever (13).
7. unloading steel auxiliary device on cold bed according to claim 6, which is characterized in that the transmission device (1) includes more
A transmission shaft (11), multiple swing arms (2) and the lifting flapper (3) and the transmission shaft (11) are corresponding respectively
Setting；The adjacent transmission shaft (11) is connected by rigid clamping coupling (15).
8. unloading steel auxiliary device on cold bed according to claim 1, which is characterized in that including more transmission devices (1) with
And the polylith lifting flapper (3) being correspondingly arranged with the transmission device (1)；The lifting flapper (3) is by corresponding
Swing arm (2) connect with the transmission device (1)；The end face of the adjacent lifting flapper (3) contacts with each other.
9. unloading steel householder method on a kind of cold bed, which is characterized in that include the following steps：
It chooses and unloads steel auxiliary device on the cold bed described in claim 6 or 7；
Pneumatic device (14) is controlled, will be fallen on high speed roller road under lifting flapper (3), and the lifting flapper (3)
Bottom surface close to the high speed roller-way roll surface；
The multiple lengths specification and speed that defeated stick line stocking is uploaded according to the high speed roller-way, by the part lifting active catch
Plate (3) is turned over and is fixed, and keeps the nominal that lifting flapper (3) bottom surface is more than stick line stocking apart from roll surface distance straight
Diameter adjusts the active length that steel auxiliary device is unloaded on the cold bed；
Last root multiple length tail steel signal sent out according to the thermometal detector of Double Dimension Flying Shears, after postponing a threshold time, control
The pneumatic device (14) is made to promote the lifting flapper (3), and make all lifting flappers (3) with it is described
The gap of high speed roller-way is more than the nominal diameter of stick line stocking, last described root multiple length tail steel is made to pass through the smooth cunning in the gap
Enter and brake sliding slot, auxiliary unloads steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510896567.6A CN105396885B (en) | 2015-12-07 | 2015-12-07 | Steel auxiliary device and method are unloaded on a kind of cold bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510896567.6A CN105396885B (en) | 2015-12-07 | 2015-12-07 | Steel auxiliary device and method are unloaded on a kind of cold bed |
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| CN105396885A CN105396885A (en) | 2016-03-16 |
| CN105396885B true CN105396885B (en) | 2018-10-12 |
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| CN107457520B (en) * | 2017-08-17 | 2019-06-28 | 上海重衡冶金工程技术有限公司 | A kind of spindle wear resistant roll roll surface overlaying system that welding gun is fixed |
| CN112792137B (en) * | 2020-12-18 | 2022-06-03 | 江苏联峰实业有限公司 | Scratch-proof device of steel rolling cooling bed and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| IT1242374B (en) * | 1990-07-17 | 1994-03-04 | Simac Spa | TRANSVERSAL TRANSFER PLATE BARS COLLECTION AND UNLOADING DEVICE, PARTICULARLY FOR HOT ROLLING PLANTS WITH FIXED RECEPTION CHANNELS WITH MOVABLE CLOSURES |
| US5413207A (en) * | 1993-06-08 | 1995-05-09 | Pong; David T. | Method and apparatus for delivering rolled rod to a cooling bed |
| CN201116119Y (en) * | 2007-08-24 | 2008-09-17 | 中国南车集团株洲车辆厂 | Spring tray for railroad wagon steering frame |
| CN201921896U (en) * | 2010-11-17 | 2011-08-10 | 江阴东辰机械制造有限公司 | Conveying roller frame provided with lifting baffle |
| CN102430595A (en) * | 2011-09-30 | 2012-05-02 | 黑龙江建龙钢铁有限公司 | Median baffle structure of keep plate on bar cooling bed of steel rolling mill |
| CN202291327U (en) * | 2011-10-18 | 2012-07-04 | 中冶连铸技术工程股份有限公司 | Swing-type casting blank baffle |
| CN202479464U (en) * | 2012-03-28 | 2012-10-10 | 中冶京诚工程技术有限公司 | Synchronous oscillating type movable baffle |
| CN203695627U (en) * | 2013-12-09 | 2014-07-09 | 攀枝花钢城集团有限公司 | Conveying system for inputting bars to cooling bed |
| CN204338586U (en) * | 2014-08-19 | 2015-05-20 | 天津钢铁集团有限公司 | On bar inlet, steel rider road is anti-flies steel device |
| CN105059893B (en) * | 2015-09-09 | 2017-09-01 | 中冶南方工程技术有限公司 | Adjustable end stop |
| CN205183345U (en) * | 2015-12-07 | 2016-04-27 | 山东钢铁股份有限公司 | Unload steel auxiliary device on cold bed |
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