CN109848478A - A kind of shearing property method that steel banding cutter and anti-banding loose winding skid - Google Patents
A kind of shearing property method that steel banding cutter and anti-banding loose winding skid Download PDFInfo
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- CN109848478A CN109848478A CN201711243845.3A CN201711243845A CN109848478A CN 109848478 A CN109848478 A CN 109848478A CN 201711243845 A CN201711243845 A CN 201711243845A CN 109848478 A CN109848478 A CN 109848478A
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Abstract
The present invention relates to a kind of shearing property methods that steel banding cutter and anti-banding loose winding skid.Steel banding cutter of the invention, including pedestal and the cutting mechanism being sequentially arranged on pedestal, store mechanism and control cabinet, the store mechanism includes bottom plate, the top of the bottom plate is provided with guide groove close to the side of cutting mechanism, right angle setting T-type partition on the upper surface horizontal center line of bottom plate, the intermediate position of the T-type partition is semicircle shape notch, the nested installation board-like permanent magnet of semicircle on notch, the magnetic rollers being symmetrically installed are provided in the lower part of T-type partition, pneumatic braking device is all correspondingly arranged on every magnetic rollers, the encoder of detection idler wheel rotation speed is installed on the shaft side of magnetic rollers simultaneously.It skids during the existing steel banding automatic shearing of present invention solution, sheared length caused by loose winding is not accurate and gap blade can not quick-adjustsing technical problem.
Description
Technical field:
The present invention relates to a kind of shearing property methods that steel banding cutter and anti-banding loose winding skid, and belong to steel band shearing
Technical field.
Background technique:
Finished product in modern metallurgical flat cold-rolled sheet field is often directly outer to be sent to downstream client, for reduce coil of strip in transport and
The quality risk that is likely to occur during storage, usually last procedure of production line all can be with packaging material to finished steel
Volume carries out reliable packing processes, will use the steel band of a kind of width about 30-35mm, thickness about 0.5-2.5mm in packaging process
Strapping Material as finished product packing.Referring to Fig. 1-2, this 1 finished product of steel banding is essentially coiled plate-like, and inner ring diameter is about
50mm, race diameter about 90mm, weighs about 50-60Kg, needs to be placed on banding on the idler wheel 5 of shear before tying up operation, then
Banding 1 is delivered to the length (general 3-12 meters is differed) of needs by the driving pinch roller 2 of motor 3 toward 4 direction of scissors, is then controlled
Scissor action processed is sheared.And 1) existing steel banding shear has following defects that when the thickness specification of steel banding occurs
When variation, the scissor blade gap of existing shear can not quickly be adjusted, and same shear can not achieve to institute
There is the shearing requirement of thickness steel banding, efficiency is lower.2) existing shear needs after scissor blade is worn
Maintenance is frequently replaced, it is time-consuming and laborious.3) the steel banding of bundling is coiled plate-like, and steel strapping roll 1 is pressing from both sides in shearing work
Its excircle under the action of the pinch extraction force of roller 2 is sent to move along idler wheel 5 as circle rotation, because it weighs about 50-60Kg, rotation is used
Amount is very big, and motor load is big when pinch roller being caused to start, and often slippage of roll face occurs and steel banding sheared length is caused to count
It is inaccurate, and steel strapping roll can continue to make circle rotation along idler wheel 5 because rotatory inertia is big when pinch roller stops, steel banding is used
Property effect is lower continues to lead to steel banding sheared length overlength to the conveying of scissors direction or steel strapping roll loose winding occur, scatters and phase
Mutual wrapping phenomena seriously affects packaging bundling operation.
Publication full-automatic shearer of packing tapes CN 101913444A is retrieved, the disclosure technology is driven by clicking
It is dynamic that wheel is pulled to pump banding toward insert orientation, and by the detection of measurement wheel progress banding length, pass through scissors cylinder and realizes steel
The automatic shearing of banding.The disclosure technology and this technology are directed to the shearing work of packaging banding, but the two is directed to and to solve
The problem of it is different, the disclosure technology primarily to solves the problems, such as steel banding can not automatic shearing, and this technology is mainly solution
It certainly skids during steel banding automatic shearing, the not accurate problem of sheared length caused by loose winding and gap blade can not be adjusted quickly
Problem.Just because of this, the content of the two technical solution is also entirely different.
Retrieve a kind of steel strip cutting device CN203061953U the disclosure technology of publication include pedestal, storage tape drum,
Straightening mechanism, pinch mechanism and cutting mechanism composition.Mainly solve the problems, such as steel banding can not automatic shearing and aligning, simultaneously should
Public technology has pinch roller to push down steel tie disc in the top design of storage tape drum, avoids steel belt disk and loose winding phenomenon occurs.The public affairs
It opens technology and this technology is directed to the automatic shearing and loose winding problem of packaging banding, but the solution of this technology emphasis is steel banding
It skids during automatic shearing, the not accurate problem of sheared length caused by loose winding and gap blade can not quickly adjust problem.Together
When the technical solution taken for steel banding loose winding of this technology and the disclosure technology it is entirely different, any skill is also not present in the two
Art enlightenment.
Summary of the invention
The purpose of the present invention is provide a kind of steel banding cutter and anti-banding loose winding in view of the above problems to skid
Shearing property method, mainly solve to skid during existing steel banding automatic shearing, sheared length caused by loose winding it is not accurate
And gap blade can not quick-adjustsing technical problem.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of steel banding cutter, including pedestal and the cutting mechanism being sequentially arranged on pedestal, store mechanism and control
Cabinet processed, the store mechanism include bottom plate, and the top of the bottom plate is provided with guide groove, bottom close to the side of cutting mechanism
Right angle setting T-type partition on the upper surface horizontal center line of plate 8-1, the intermediate position of the T-type partition are semicircle shape notch,
The nested installation board-like permanent magnet of semicircle, the magnetic rollers being symmetrically installed is provided in the lower part of T-type partition, in every magnetic on notch
Property idler wheel on be all correspondingly arranged on pneumatic braking device, while detection idler wheel rotation speed being installed on the shaft side of magnetic rollers
Encoder, two groups of laser range finders are installed in the upper side of T-type partition and respectively correspond two storage tape channels, four two sections
Formula ground roll is mounted in the looping pit of top two sides of T-type partition.
The steel banding cutter, the cutting mechanism include by two blocks of side plates, crossbeam, the frame of upper cover plate composition
Frame, excessive roller, bottom pinch roll are disposed with inside the both side plate, and M type retainer is pressed against cylinder, lower slide, upper slitter
Frame, front end-plate, the bearing block nesting of the top pinch roll are mounted on the two sides of M type retainer, the axis of the top pinch roll
The two sides for holding seat are respectively arranged with root guide rod, and buffer spring and pressing plate are successively set on every guide rod, and pressure is adjusted
Screw rod is mounted on the two sides of the M type retainer above pressing plate, is pressed against cylinder and is fixed on crossbeam, the end of push-pull rod and M type
The upper end of retainer couples, and top pinch roll and bottom pinch roll are connected to top pinch roll servo electricity by flexible Hooks coupling universal coupling respectively
On machine and bottom pinch roll servo motor, and drive control, top pinch roll servo motor are carried out by upper and lower two servo motors simultaneously
It is internally provided with encoder with bottom pinch roll servo motor, lower slide is mounted on side plate, the installation bolt hole on side plate
For U-shaped design, upper tool post is located at the top of lower slide, and with side sheet room using nested installation, two pieces of bottom knife are horizontally arranged at
The intermediate position of lower slide, 3-5 ° of edge of two pieces of cutter horizontal tilts are symmetrically pacified to the center line of upper tool post vertical plane at splayed
Dress, upper cover plate is mounted on the surface of upper tool post, and two sides are bolted on side plate, and the top pin shaft of upper tool post is from upper
The intermediate position hole of cover board is pierced by, the upper surface side of upper cover plate be provided with hangers and by joining beam realize with side plate on the outside of
The push-pull rod end for shearing cylinder is hinged, the intermediate position of joining beam and the top pin shaft joint of upper tool post, its two side ends of front end-plate
Face on side plate, is provided with four positioning screws in its front end and is coupled to each other with lower slide by bolt stubbornness.
The steel banding cutter, it is that 25mm steel rider is encapsulated that the bottom pinch roll, top pinch roll, which are all made of diameter,
10mm processing.
The steel banding cutter is provided with PLC controller and servo controller, PLC control in the control cabinet
Device and servo controller, bottom pinch roll servo motor, are pressed against cylinder, shearing cylinder, encoder, swash top pinch roll servo motor
Electrical connection and data communication are realized by cable between optar, touch screen, scram button, malfunction indicator lamp.
The method for carrying out steel banding automatic shearing with above-mentioned steel banding cutter, this method comprises:
S1 threading prepares: before being sheared, needing the side magnetic rollers that steel tie disc is first put into the T-type partition of store mechanism
On, while the position of ground roll is regulated according to the broadband of banding, the outer diameter of steel tie disc is examined by laser range finder automatically this moment
It measures, and transfers data to the PLC controller in control cabinet, manually operation will press against cylinder contracting on the picture of touch screen
It returns, shearing cylinders retract, will be taken the lead manually through the intermediate regions of two magnetic rollers again through guide groove, by from crossing above roller
After make to take the lead to be pierced by between bottom pinch roll, top pinch roll, be finally pierced by by front end-plate, then between upper upper tool post, lower slide
Cylinder stretching is pressed against to be given according to the current banding outer diameter detected to suitable throw-on pressure setting value；
S2 automatic shearing: PLC controller is according to the banding sheared length and root received from higher level's computer or touch screen
After number, control shearing cylinder extending action, upper tool post vertical downward movement takes the lead to cut off to banding under joining beam effect, together
When bottom pinch roll servo motor in length counting encoder reset, then PLC controller is according to the outer diameter value of current tie disc
Control top pinch roll servo motor and bottom pinch roll servo motor run the sheared length set to banding and reach, this engraves pinch
Roller servo motor and bottom pinch roll servo motor are out of service, while magnetic rollers are braked in pneumatic braking device movement, are connect
Shearing cylinder stretch out control upper tool post vertical downward movement banding sheared, the length in bottom pinch roll servo motor at this time
Counting encoder is spent to reset, the radical Counter Value of controller adds 1, then controller detect automatically current count radical whether etc.
In setting radical, stop shearing if being equal to, continues to control top pinch roll servo motor and bottom pinch roll if being not equal to
Servo motor operation carries out circulation shear.
A kind of shearing property method that anti-banding loose winding skids, this method are to pump process in shearing by eliminating steel banding
In rotatory inertia and shear history in automatically adjust throw-on pressure and the speed of upper bottom pinch roll and reduce what banding was skidded to reach
Purpose.
The shearing property method that the anti-banding loose winding skids, the eliminations steel banding is shearing during pumping
Rotatory inertia measure includes: to tie up by the semi-circular permanent magnet on store mechanism T-type partition and to the suction-operated of steel strapping roll
Hold tension stability between steel strapping roll and upper bottom pinch roll and/or by pneumatic braking device on store mechanism T-type partition in magnetism
Brake force on idler wheel eliminates active force of the steel strapping roll rotatory inertia on idler wheel when pinch roller pumps stopping.
The shearing property method that the anti-banding loose winding skids automatically adjusts upper bottom pinch roll in the shear history
Throw-on pressure and the specific steps of speed include:
(1) change the base value and pinch roller servo motor of the setting of pinch roller throw-on pressure in real time according to the variation of steel banding coil diameter
The base value of linear velocity setting, i.e., its quality is big when steel strapping roll outer diameter is big, start and rotatory inertia is big, reliably to pinch and avoiding
Pinch roller throw-on pressure setting base value occurs for slipping phenomenon with regard to big, and linear velocity sets base value will be small；When steel strapping roll outer diameter becomes smaller,
Its quality is small, start and rotatory inertia becomes smaller, and pinch roller throw-on pressure sets base value with regard to small, and linear velocity setting base value just increases；
(2) the operation linear velocity for the steel banding that real-time tracking magnetic rollers encoder detects in shear history and with pinch
The steel banding that roller encoder for servo motor detects is pumped linear velocity and is compared, as sustained deviation is greater than in the two linear velocity 5s
0.5m/min then increases current pinch roller throw-on pressure by the rate of 0.2Kg/10s, while deviation being delivered to and pinches roller speed control
Device processed carries out automatic speed adjustment.
The utility model has the advantages that
1. the pinch roller of cutting mechanism is by upper and lower pinch roll set at and carrying out respectively by the way that upper and lower two servo motors are synchronous
Driving, upper bottom pinch roll use diameter for the encapsulated 10mm processing of 25mm steel rider, increase pinch while enhancing driving capability
Frictional force between roller and steel banding can effectively avoid steel banding from having skidded phenomenon during pumping.
2.T type divider upright is mounted on the upper surface horizontal center line of bottom plate, all devices of store mechanism with T-type every
Plate be center line be symmetrical arranged installation, while cutting mechanism upper and lower knife rest it is last two pieces of blades are respectively installed, make entirely to shear
Equipment may be implemented shearing while to two coil bandings, improve shearing work efficiency for two storage bands and shearing channel.
3. cutting mechanism bottom knife is horizontally mounted, center line from 3-5 ° of edge of cutter horizontal tilt to upper tool post vertical plane at
Splayed is symmetrically installed, and sufficiently simulates artificial shear history and shearing resistance is effectively reduced, and makes the relatively reliable stabilization of shear action.
Coupled 4. the front end-plate of cutting mechanism outlet end is provided with four positioning screws with lower slide, while lower slide
Installation bolt hole on side plate is U-shaped design, by adjust four positioning screws be convenient to change the position of lower slide into
And change the gap between upper bottom knife, the shearing requirement of different-thickness steel banding can be adapted to.Simultaneously when blade is worn
Frequent more allowing blade replacement, appropriate adjustment gap blade are not had to afterwards.
The nested installation board-like permanent magnet of semicircle, permanent magnetism body thickness ratio T on the semicircle shape notch at the intermediate position of 5.T type partition
Type partition thickness 8mm, while the lower part of T-type partition being provided with magnetic rollers four of the outer diameter 60mm being symmetrically installed.Permanent magnet
Adsorption capacity can be generated to steel banding, tension certain between steel tie disc and pinch roller is maintained to exist, effectively offset the rotation of steel banding
It changes the line of production raw inertia.
6. being all correspondingly arranged on pneumatic braking device on every magnetic rollers, when the shearing of steel banding, upper bottom pinch roll stops
Spin-ended turn simultaneously pneumatic braking device movement synchronize to storage steel banding four magnetic rollers brakes, avoid steel tie disc because
Inertia generates swing offset.
7. be equipped with encoder on magnetic rollers, can be monitored in real time the mobile linear velocity of the steel banding on idler wheel and with
The linear velocity of steel banding is compared to find that steel tie disc skids and controlled to adjust in time on pinch roller.
8. being equipped with laser range finder in the upper side of T-type partition, the outer diameter that steel tie disc can be monitored in real time becomes
Change, to pinch, roller speed is adjusted and throw-on pressure adjustment provides reference data.
9. the top two sides in T-type partition are provided with looping pit, four two-segment types are equipped with by bolt on looping pit
Ground roll can be effectively prevented in steel tie disc and overthrow accident occur in shear history.
10. the two sides of the bearing block of the top pinch roll nested M type retainer for being mounted on cutting mechanism respectively, bearing block upper end
Two guide rods are provided with, are set with buffer spring and pressing plate on guide rod.
11. top pinch roll pressing can be adjusted in a certain range by adjusting the pressure adjusting screw on M type retainer
When to the impact force of roll surface, reduce roll surface damage, the service life of bottom pinch roll in extension.
Detailed description of the invention
The existing steel banding shear structural schematic diagram of Fig. 1；
The existing steel banding shear history schematic diagram of Fig. 2；
Steel banding cutter structural schematic diagram described by Fig. 3 this technology；
Control cabinet structural schematic diagram described by Fig. 4 this technology；
The structural schematic diagram of store mechanism described by Fig. 5 this technology；
The structural schematic diagram of cutting mechanism described by Fig. 6 this technology；
The floor map of cutting mechanism described by Fig. 7 this technology；
Steel banding cutter application floor map described by Fig. 8 this technology；
Steel banding cutter application schematic three dimensional views described by Fig. 9 this technology；
Steel banding cutter control block diagram described by Figure 10 this technology；
Steel banding cutter described by Figure 11 technology shears flow chart.
In figure: 1- steel banding, 2- pinch roller, 3- motor, 4- scissors, 5- idler wheel, 6- pedestal, 7- control cabinet, 8- belt machine
Structure, 9- cutting mechanism, 7-1- cabinet body, 7-2- touch screen, 7-3- scram button, 7-4- malfunction indicator lamp, 8-1- bottom plate, 8-2-T
Type partition, 8-3- permanent magnet, 8-4- magnetic rollers, 8-5- encoder, 8-6- guide groove, 8-7- pneumatic braking device, 8-8- laser
Rangefinder, 8-9- ground roll, 8-10- footing, 9-1- side plate, 9-2- transition roller, 9-3- bottom pinch roll, 9-4- bottom pinch roll servo
Motor, 9-5- stretch Hooks coupling universal coupling, 9-6- top pinch roll, and 9-7- top pinch roll servo is electromechanical, 9-8- bearing block, 9-9- guiding
Bar, 9-10- buffer spring, 9-11- pressing plate, 9-12-M type retainer, 9-13- pressure adjusting screw, 9-14- crossbeam, 9-15- pressure
By cylinder, 9-16- lower slide, 9-17- upper tool post, 9-18- bottom knife, 9-19- cutter, 9-20- upper cover plate, 9-21- shearing
Cylinder, 9-22- joining beam, 9-23- front end-plate, 9-24- positioning screw.
Specific embodiment:
Referring to shown in Fig. 3-9, a kind of steel banding cutter, including pedestal 6, control cabinet 7, store mechanism 8, cutting mechanism 9
Composition.Cutting mechanism 9, store mechanism 8 and control cabinet 7 are sequentially arranged at from left to right on pedestal 6.Cutting mechanism 9 be mainly by
Two pieces of side plate 9-1, crossbeam 9-14, the frame structure formed between upper cover plate 9-20 and pedestal 6.The entrance side of cutting mechanism 9 is to out
Mouth side is disposed with excessive roller 9-2, bottom pinch roll 9-3, M type retainer 9-12 inside both side plate 9-1, is pressed against cylinder 9-
15, lower slide 9-18, upper tool post 9-19, front end-plate 9-23.It is 25mm steel that bottom pinch roll 9-3, top pinch roll 9-6, which are all made of diameter,
The encapsulated 10mm processing of roller.The bearing block 9-8 nesting of top pinch roll 9-6 is mounted on the two sides of M type retainer 9-12, bearing block 9-8
Be provided with 2 guide rod 9-9, buffer spring 9-10 and pressing plate 9-11 is successively set on every guide rod.Pressure is adjusted
Screw rod 9-13 is mounted on the two sides of M type retainer 9-12 above pressing plate 9-11, and pressure can be passed through by adjusting pressure adjusting screw 9-13
Plate 9-11 compresses the length of buffer spring 9-10, to adjust impact force when top pinch roll 9-6 is pressed against, reduces roll surface impact damage
It is bad.It is pressed against cylinder 9-15 to be fixed on crossbeam 9-14, the end of push-pull rod couples with the upper end of M type retainer 9-12.Pass through
The expanding-contracting action for being pressed against cylinder 9-15 can control M type retainer 9-12 moving up and down on to realize in side plate 9-1 groove
The pressing and enhancing action of pinch roller 9-6.Upper bottom pinch roll 9-6,9-3 are connected to by flexible Hooks coupling universal coupling 9-5 respectively
On pinch roller servo electromechanics 9-7, bottom pinch roll servo motor 9-4, and drive control is carried out by upper and lower two servo motors simultaneously.
Being internally provided with encoder origin in upper bottom pinch roll servo motor 9-7,9-4 tests the speed and positions counting simultaneously.Lower slide 9-16
It is mounted on the outlet side lower position of cutting mechanism 9, the installation bolt hole on side plate 9-1 is U-shaped design, lower slide 9-16
Position can carry out front and back adjustment.Upper tool post 9-17 is located at the top of lower slide 9-16, using nested peace between side plate 9-1
Dress.Two pieces of bottom knife 9-18 are horizontally arranged at the intermediate position of lower slide 9-16,3-5 ° of edge of two pieces of cutter 9-18 horizontal tilts
It is symmetrically installed to the center line of upper tool post 9-17 vertical plane at splayed.Upper cover plate 9-20 be mounted on upper tool post 9-17 just on
Side, two sides are bolted on side plate 9-1, and the top pin shaft of upper tool post 9-17 is from the intermediate position hole of upper cover plate 9-20
Pierce out, the upper surface side of upper cover plate 9-20 is provided with hangers and is realized and the shearing on the outside of side plate 9-1 by joining beam 9-22
The push-pull rod end of cylinder 9-21 is hinged.Meanwhile the top pin shaft joint at the intermediate position of joining beam 9-22 and upper tool post 9-17.Before
End plate 9-23 is mounted on the outlet end of cutting mechanism 9, and both sides of the face on side plate 9-1, are set by bolt stubbornness in its front end
It is equipped with four positioning screw 9-24 and lower slide 9-16 to be coupled to each other, adjusting positioning screw 9-24 can change the position of lower slide
And then change the gap between upper bottom knife, the shearing requirement of different-thickness steel banding can be adapted to.
Store mechanism 8 is made of bottom plate 8-1, T-type partition 8-2, magnetic rollers 8-4, guide groove 8-6.It is set below bottom plate 8-1
Height-adjustable footing 8-10 there are four setting, the top of bottom plate 8-1 is provided with guide groove 8-6 close to 9 side of cutting mechanism, leads
Into slot, 8-6 chamber is the design of rectangular horn mouth, inner cavity inlet height 10mm, width 50mm, outlet height 5mm, width 35mm.T
Type partition 8-2 is vertically mounted on the upper surface horizontal center line of bottom plate 8-1, and all devices of store mechanism 8 are with T-type partition 8-
2 are symmetrical arranged installation for center line.The intermediate position of T-type partition 8-2 is semicircle shape notch, and nested installation semicircle is board-like on notch
Permanent magnet 8-3, permanent magnetism body thickness are 8mm thicker than T-type partition 8-2.The lower part of T-type partition 8-2 is provided with the outer diameter being symmetrically installed
The magnetic rollers 8-4 of 60mm totally four, the lower edge of magnetic rollers 8-4 is away from bottom plate 8-1 upper surface 30mm.In every magnetic rollers
It is all correspondingly arranged on pneumatic braking device 8-7 on 8-4, while detection idler wheel rotation being installed on the shaft side of magnetic rollers 8-4
The encoder 8-5 of speed.2 groups of laser range finder 8-8 are installed in the upper side of T-type partition 8-2 and respectively correspond two storage bands
Channel is changed with being used to the outer diameter of real-time detection steel tie disc.Four two-segment type ground roll 8-9 are mounted on the upper of T-type partition 8-2
It in the looping pit of portion two sides, and adjusts and fixes by bolt, for preventing from tumbling in shear history in steel tie disc.
PLC controller and servo controller are provided in control cabinet 7, PLC controller is watched with servo controller, top pinch roll
It takes motor 9-7, bottom pinch roll servo motor 9-4, be pressed against cylinder 9-15, shearing cylinder 9-21, encoder 8-5, laser range finder
Electrical connection and data communication are realized by cable between 8-8, touch screen 7-2, scram button 7-3, malfunction indicator lamp 7-4.
The display content of touch screen 7-2 includes the parameter settings such as packaging shear velocity, joint length, radical, length variation
Interface also includes the operation interfaces such as starting, pause, stopping.
Referring to shown in Fig. 9,10, a kind of shearing property method that anti-banding loose winding skids, comprising: existed by eliminating steel banding
It shears the throw-on pressure for automatically adjusting upper bottom pinch roll in rotatory inertia and shear history during pumping and speed subtracts to reach
The purpose that few banding is skidded.Eliminating rotatory inertia measure of steel banding during shearing is pumped includes: 1) by store mechanism T
Semi-circular permanent magnet on type partition and tension between steel strapping roll and upper bottom pinch roll is maintained to the suction-operated of steel strapping roll
Stablize.2) stopped by brake force of the pneumatic braking device on magnetic rollers on store mechanism T-type partition to eliminate pinch roller and pump
Active force of the steel strapping roll rotatory inertia on idler wheel when only.
The specific steps of throw-on pressure and speed that upper bottom pinch roll is automatically adjusted in shear history include: 1) to be tied according to steel
Variation with coil diameter changes the base value of pinch roller throw-on pressure setting and the base value of pinch roller servo motor linear velocity setting in real time, i.e.,
Its quality is big when steel strapping roll outer diameter is big, start and rotatory inertia is big, reliably to pinch and avoiding slipping phenomenon that pinch roller occurs
Throw-on pressure sets base value with regard to big, and linear velocity sets base value will be small；When steel strapping roll outer diameter becomes smaller, quality is small, starts and revolves
Turn inertia to become smaller, pinch roller throw-on pressure sets base value with regard to small, and linear velocity setting base value just increases.The initial throw-on pressure setting of pinch roller
The steel banding outer diameter that value is detected with pinch roller servo motor linear velocity setting base value according to laser range finder is set according to following data
It is fixed:
The operation linear velocity for the steel banding that real-time tracking magnetic rollers encoder detects in shear history and and pinch roller
The steel banding that encoder for servo motor detects is pumped linear velocity and is compared, as sustained deviation is greater than in the two linear velocity 5s
0.5m/min then increases current pinch roller throw-on pressure by the rate of 0.2Kg/10s, while deviation being delivered to and pinches roller speed control
Device processed carries out automatic speed adjustment.
The cutter automatic shearing process referring to shown in Fig. 9,11 includes:
S1 threading prepares: before being sheared, needing the side magnetic that steel tie disc 1 is first put into the T-type partition 8-2 of store mechanism 8
On property idler wheel 8-4, while the position of ground roll 8-9 is regulated according to the broadband of banding, this moment the outer diameter of steel tie disc quilt automatically
Laser range finder detects, and transfers data to the PLC controller in control cabinet 7.Manually grasped on the picture of touch screen 7-2
It will press against cylinder 9-15 to retract, shear cylinder 9-21 retraction, the intermediate region by two magnetic rollers 8-4 will be taken the lead manually
Again through guide groove 8-6, take the lead to be pierced by between bottom pinch roll 9-3, top pinch roll 9-6 by making after crossing above roller 9-2, finally from
It is pierced by between upper upper tool post 9-17, lower slide 9-16 through front end-plate 9-23.Then it is pressed against cylinder 9-15 and stretches out what basis detected
Current banding outer diameter gives to suitable throw-on pressure setting value.
S2 automatic shearing: PLC controller is according to the banding sheared length and root received from higher level's computer or touch screen
After number, control shearing cylinder 9-21 extending action, upper tool post 9-17 vertical downward movement is to banding band under joining beam 9-22 effect
Head is cut off, while the length counting encoder in bottom pinch roll servo motor is reset.Then PLC controller is according to current bundle
The outer diameter value of tep reel controls upper bottom pinch roll servo motor 9-7,9-4 and runs the sheared length arrival set to banding, this is inscribed
Pinch roller servo motor 9-7,9-4 is out of service, while pneumatic braking device moves 8-7 movement and brakes to magnetic rollers 8-4.It connects
Shearing cylinder 9-21 stretch out control upper tool post 9-17 vertical downward movement banding is sheared, at this time bottom pinch roll servo electricity
Length counting encoder in machine is reset, and the radical Counter Value of controller adds 1.Then controller detects current count root automatically
Whether number is equal to setting radical, stops shearing if being equal to, and continues to control upper bottom pinch roll servo motor if being not equal to
9-7,9-4 operation carry out circulation shear.The speed of upper bottom pinch roll servo motor and the pressure of pressing cylinder in entire shear history
Power is automatically adjusted control by controller according to method above-mentioned.
It should be noted that above-described embodiment, is not intended to limit the scope of protection of the present invention, in above-mentioned technical proposal
On the basis of made equivalents or substitution each fall within the range that the claims in the present invention are protected.
Claims (8)
1. a kind of steel banding cutter, including pedestal and the cutting mechanism being sequentially arranged on pedestal, store mechanism and control
Cabinet, it is characterised in that: the store mechanism includes bottom plate, and the top of the bottom plate is provided with close to the side of cutting mechanism
Guide groove, right angle setting T-type partition on the upper surface horizontal center line of bottom plate, the intermediate position of the T-type partition are semicircle
Shape notch, the nested installation board-like permanent magnet of semicircle, the magnetic rollers being symmetrically installed are provided in the lower part of T-type partition on notch,
It is all correspondingly arranged on pneumatic braking device on every magnetic rollers, while detection idler wheel being installed on the shaft side of magnetic rollers
The encoder of rotation speed is equipped with two groups of laser range finders in the upper side of T-type partition and respectively corresponds two storage tape channels,
Four two-segment type ground rolls are mounted in the looping pit of top two sides of T-type partition.
2. steel banding cutter according to claim 1, it is characterised in that: the cutting mechanism includes by two pieces of sides
Plate, crossbeam, the frame of upper cover plate composition are disposed with excessive roller inside the both side plate, bottom pinch roll, M type retainer,
Pressing cylinder, lower slide, upper tool post, front end-plate, the bearing block nesting of the top pinch roll are mounted on the two of M type retainer
Side, the two sides of the bearing block of the top pinch roll are respectively arranged with root guide rod, are successively set on every guide rod slow
Spring and pressing plate are rushed, pressure adjusting screw is mounted on the two sides of the M type retainer above pressing plate, is pressed against cylinder and is fixed on crossbeam
On, the end of push-pull rod couples with the upper end of M type retainer, and top pinch roll and bottom pinch roll pass through the universal joint shaft that stretches respectively
Device is connected on top pinch roll servo motor and bottom pinch roll servo motor, and is driven simultaneously by upper and lower two servo motors
Control, top pinch roll servo motor and bottom pinch roll servo motor are internally provided with encoder, and lower slide is mounted on side plate,
Installation bolt hole on side plate is U-shaped design, and upper tool post is located at the top of lower slide, is installed with side sheet room using nested,
Two pieces of bottom knife are horizontally arranged at the intermediate position of lower slide, and 3-5 ° of edge of two pieces of cutter horizontal tilts is to upper tool post vertical plane
Center line is symmetrically installed at splayed, and upper cover plate is mounted on the surface of upper tool post, and two sides are bolted on side plate,
The top pin shaft of upper tool post is pierced by from the intermediate position hole of upper cover plate, and the upper surface side of upper cover plate is provided with hangers and passes through
Joining beam realizes, the intermediate position of joining beam and the top pin shaft of upper tool post hinged with the push-pull rod end of the shearing cylinder on the outside of side plate
Connection, its both sides of the face of front end-plate on side plate, are provided with four positioning screws and lower slide in its front end by bolt stubbornness
It is coupled to each other.
3. steel banding cutter according to claim 2, it is characterised in that: the bottom pinch roll, top pinch roll are adopted
It is the encapsulated 10mm processing of 25mm steel rider with diameter.
4. steel banding cutter according to claim 2 or 3, it is characterised in that: be provided with PLC control in the control cabinet
Device and servo controller processed, PLC controller and servo controller, bottom pinch roll servo motor, are pressed against top pinch roll servo motor
It is realized between cylinder, shearing cylinder, encoder, laser range finder, touch screen, scram button, malfunction indicator lamp by cable electrical
Connection and data communication.
5. a kind of method for carrying out steel banding automatic shearing with above-mentioned steel banding cutter, it is characterised in that: this method comprises:
S1 threading prepares: before being sheared, needs first to be put into steel tie disc on the side magnetic rollers of T-type partition of store mechanism,
The position of ground roll is regulated according to the broadband of banding simultaneously, the outer diameter of steel tie disc is detected by laser range finder automatically this moment
Arrive, and transfer data to the PLC controller in control cabinet, manually on the picture of touch screen operation will press against cylinders retract,
Cylinders retract is sheared, the intermediate region by two magnetic rollers will be taken the lead manually again through guide groove, by after crossing above roller
Make to take the lead to be pierced by between bottom pinch roll, top pinch roll, is finally pierced by between upper upper tool post, lower slide through front end-plate, then presses
It stretches out by cylinder and is given according to the current banding outer diameter detected to suitable throw-on pressure setting value；
S2 automatic shearing: PLC controller according to after the banding sheared length and radical that higher level's computer or touch screen receive,
Control shearing cylinder extending action, upper tool post vertical downward movement takes the lead to cut off to banding under joining beam effect, at present
Length counting encoder in pinch roller servo motor is reset, and then PLC controller is controlled according to the outer diameter value of current tie disc
Top pinch roll servo motor and bottom pinch roll servo motor run the sheared length set to banding and reach, and top pinch roll is watched this moment
It takes motor and bottom pinch roll servo motor is out of service, while magnetic rollers are braked in pneumatic braking device movement, are then cut
It cuts cylinder stretching control upper tool post vertical downward movement to shear banding, at this time the length gauge in bottom pinch roll servo motor
Number encoder device is reset, and the radical Counter Value of controller adds 1, and then whether controller, which detects current count radical automatically and be equal to, sets
Determine radical, stop shearing if being equal to, continues to control top pinch roll servo motor and bottom pinch roll servo if being not equal to
Motor operation carries out circulation shear.
6. a kind of shearing property method that anti-banding loose winding skids, it is characterised in that: this method is to be cut by eliminating steel banding
It cuts the throw-on pressure for automatically adjusting upper bottom pinch roll in rotatory inertia and shear history during pumping and speed is reduced to reach
The purpose that banding is skidded.
7. the shearing property method that anti-banding loose winding according to claim 6 skids, it is characterised in that: the elimination steel
Rotatory inertia measure of banding during shearing is pumped include: by semi-circular permanent magnet on store mechanism T-type partition and
To the tension stability between the suction-operated maintenance steel strapping roll of steel strapping roll and upper bottom pinch roll and/or pass through store mechanism T-type
Pneumatic braking device exists in the brake force on magnetic rollers to eliminate steel strapping roll rotatory inertia when pinch roller pumps stopping on partition
Active force on idler wheel.
8. the shearing property method that anti-banding loose winding according to claim 6 skids, it is characterised in that: the shearing
The above throw-on pressure of bottom pinch roll is automatically adjusted in journey and the specific steps of speed include:
(1) change the base value and pinch roller servo motor linear speed of the setting of pinch roller throw-on pressure in real time according to the variation of steel banding coil diameter
The base value for spending setting, i.e., its quality is big when steel strapping roll outer diameter is big, start and rotatory inertia is big, reliably to pinch and avoiding to skid
Pinch roller throw-on pressure setting base value occurs for phenomenon with regard to big, and linear velocity sets base value will be small；When steel strapping roll outer diameter becomes smaller, matter
It measures small, starting and rotatory inertia becomes smaller, pinch roller throw-on pressure sets base value with regard to small, and linear velocity setting base value just increases；
(2) it the operation linear velocity for the steel banding that real-time tracking magnetic rollers encoder detects in shear history and is watched with pinch roller
Take the steel banding that motor encoder detects and pump linear velocity and be compared, as both in linear velocity 5s sustained deviation be greater than
0.5m/min then increases current pinch roller throw-on pressure by the rate of 0.2Kg/10s, while deviation being delivered to and pinches roller speed control
Device processed carries out automatic speed adjustment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243845.3A CN109848478B (en) | 2017-11-30 | 2017-11-30 | Steel strap shearing machine and shearing control method for preventing strap from loosening and slipping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243845.3A CN109848478B (en) | 2017-11-30 | 2017-11-30 | Steel strap shearing machine and shearing control method for preventing strap from loosening and slipping |
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| CN109848478A true CN109848478A (en) | 2019-06-07 |
| CN109848478B CN109848478B (en) | 2020-10-23 |
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| DE3700112A1 (en) * | 1987-01-03 | 1988-07-14 | Bernd Kunzmann | Cutting assembly for an intermittently running-off web of paper |
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| CN203061953U (en) * | 2012-11-21 | 2013-07-17 | 上海梅山钢铁股份有限公司 | Steel belt shearing device |
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| CN104649065A (en) * | 2013-11-19 | 2015-05-27 | 上海梅山钢铁股份有限公司 | Movable portable clipping machine for binding strap |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3700112A1 (en) * | 1987-01-03 | 1988-07-14 | Bernd Kunzmann | Cutting assembly for an intermittently running-off web of paper |
| CN101913444A (en) * | 2010-08-06 | 2010-12-15 | 青岛宝井钢材加工配送有限公司 | Full-automatic shearer of packing tapes |
| CN102689701A (en) * | 2012-06-06 | 2012-09-26 | 武汉钢铁(集团)公司 | Automatic bundling device for preventing steel coil from being loosened |
| CN203061953U (en) * | 2012-11-21 | 2013-07-17 | 上海梅山钢铁股份有限公司 | Steel belt shearing device |
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| CN109848478B (en) | 2020-10-23 |
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