Material folding adjustment mechanism and cutter unit for automatic gas cutting machine
Technical field
It the utility model is related to field of mechanical technique, and in particular to a kind of material folding adjustment mechanism for automatic gas cutting machine.
Background technology
At present, equipment and processing technology are outmoded used by the cutting of silicon steel sheet, and the feeding conveyor structure of silicon steel material strip is adopted
Feeding is carried out with conveying roller, due to, because relative displacement can occur for driving, causing follow-up cutting between conveying roller and silicon steel material strip
There is error to the cutting position of silicon steel material strip in unit, and cutting accuracy is not high, certain waste product occurs.Outmoded cutting equipment exists
During web feed, it is difficult to ensure that direction of advance of the silicon steel material strip along forward direction conveys forward, silicon steel material strip is toward two lateral deviations
Angle can not exceed defined scope, and otherwise through causing the precision of sheet material that cutter unit cuts out relatively low, percent defective is high.
Due to the banded structure that silicon steel material strip is thin slice, need to ensure its smooth quickly advance in charging, fed
Journey it is quick, steady, the precision for the sheet material that cutter unit is cut out is low, and the percent defective of finished product is high.Usual feeding conveyor structure is with cutting
Cutting has the span of relatively long distance between unit, and inclination to both sides, nothing occurs in the part that silicon steel material strip reaches cutter unit
Method ensures the dimensional accuracy of the silicon steel sheet cut out.Therefore looked for, it is necessary to need again to clamp silicon steel material strip at cutter unit
Just, to ensure the dimensional accuracy of silicon steel sheet cut out, the quality of product is improved.
Utility model content
For above-mentioned the deficiencies in the prior art, a purpose of the present utility model is to propose that one kind is used for automatic gas cutting machine
Material folding adjustment mechanism there is inclined situation to both sides, it is necessary to solve silicon steel material strip and reach at cutter unit, cause to cut out
Silicon steel sheet dimensional accuracy it is low, there is the problem of percent defective is high.
In order to solve the above-mentioned technical problem, technical scheme is used by the utility model:
For the material folding adjustment mechanism of automatic gas cutting machine, including guide rail, fixed seat and two-way ball-screw, the guide rail with
Two-way ball-screw parallel arrangement, one end of guide rail is installed with contiguous block.Fixed seat is fixedly linked with the contiguous block, double
It is connected to ball-screw by bearing with fixed seat, the main part of two-way ball-screw is located at the side of guide rail.It is described two-way
The main part of ball-screw, is symmetrically arranged with two clamp assemblies, and each clamp assembly passes through screw and two-way ball-screw
It is connected.The clamp assembly is provided with sliding block close to the side of guide rail, and is slidably connected by sliding block and guide rail.
Preferably, the clamp assembly includes mounting seat, gripping block and cylinder, and two-way ball-screw passes through mounting seat, peace
Cartridge seat is in the outside of screw and is secured to be connected.The gripping block is arranged on the top of mounting seat, its lower end by bearing pin
It is hinged with the telescopic end of cylinder.The relative side in two gripping block upper ends has boss, and the boss and gripping block are removable
Unload connection.
Preferably, its outside is stretched out in one end that the two-way ball-screw is connected with fixed seat, and is configured with adjustment bolt.
The side of the close adjustment bolt of the fixed seat is provided with latch segment, and two-way ball-screw passes through latch segment, and regulation is arranged on
Clamping screw on latch segment can fix two-way ball-screw.
Another purpose of the present utility model is to propose a kind of cutter unit.
A kind of cutter unit, including bottom plate, mounting seat, upper bracket and transmission mechanism, the inside of mounting seat side are set
Installation position is equipped with, above-mentioned material folding adjustment mechanism is arranged on installation position.The upper bracket is located at the top of mounting seat, passes through two
The individual vertical axis of guide is coupled, and the transmission mechanism is arranged on upper bracket.
Preferably, the transmission mechanism includes eccentric shaft, connecting plate and contiguous block, eccentric shaft both ends by bearing support with
Two risers rotation connection of support.The connecting plate is located between two risers, the rolling bearing position being arranged on eccentric shaft
In in the elliptical aperture of connecting plate, eccentric shaft is moved up and down by rolling bearing drive connection plate.The contiguous block is located at connecting plate
Lower section, and coupled by guide rod, contiguous block is connected with bracket slide.
Preferably, the outside of one of riser is stretched out in one end of the eccentric shaft, by shaft coupling and is arranged on upper branch
The motor of frame is connected, and motor driving eccentric wheel rotates.The side on the connecting plate top is provided with directive wheel, directive wheel and its phase
To riser madial wall on vertical guide groove be adapted.
Preferably, the cutter unit also includes upper cutter head and lower tool rest, upper cutter head by under bearing pin and contiguous block
End is connected, and its both sides is slidably connected by axle sleeve and the axis of guide.The lower end of the upper cutter head is provided with upper cutter, under upper cutter head
End is provided with buffer stopper, and buffer stopper is located at the side of upper cutter.Lower tool rest is fixed in mounting seat, and the side of lower tool rest is set
There is the lower cutter being engaged with upper cutter.
Preferably, the inside that the mounting seat is located at upper cutter side is cavity, and the top installation of cavity carries outlet
The cover plate in hole, cover plate side have the opening being adapted to two gripping blocks.The bottom plate is located at the part on the outside of mounting seat, opens
There is material-dropping hole.
By using above-mentioned technical proposal, advantageous effects of the present utility model are:Material folding adjustment of the present utility model
Mechanism is arranged on the side of cutter unit charging, and the silicon steel material strip for being delivered to cutter unit is clamped again, and realization is accurately positioned,
Make silicon steel material strip before cutting positioned at positive direction, it is ensured that the size for the silicon steel sheet that cutter unit is cut out reaches the essence of requirement
Degree, improve the quality of product.The utility model uses motor to coordinate as power source control upper cutter with lower cutter and realizes shearing
Motion, the precision and finished product of the silicon steel sheet cut out are higher, and caused waste material is few, and production efficiency is substantially improved, production process pair
The impulsive force of automatic gas cutting machine is small, improves the service life of equipment.
Brief description of the drawings
Fig. 1 is the principle schematic diagram for the material folding adjustment mechanism that the utility model is used for automatic gas cutting machine.
Fig. 2 is the overlooking the structure diagram for the material folding adjustment mechanism that the utility model is used for automatic gas cutting machine.
Fig. 3 is a kind of principle schematic diagram of cutter unit of the utility model.
Fig. 4 is a kind of cross section structure diagram of cutter unit of the utility model.
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings:
Embodiment 1, with reference to Fig. 1 and Fig. 2, for the material folding adjustment mechanism of automatic gas cutting machine, including guide rail 1, fixed seat 2 and
Two-way ball-screw 3, the guide rail 1 is arranged in parallel with two-way ball-screw 3, spaced apart between the two, the right side of guide rail 1
End is provided with contiguous block 4, and contiguous block 4 is fixedly connected with the right-hand member of guide rail 1 with bolt, and guide rail 1 axially arranged has multiple dresses along its
Distribution.Fixed seat 2 is located at contiguous block 4 close to the side of two-way ball-screw 3, and with the company of being bolted of contiguous block 4
It is connected together, the inside of fixed seat 2 is provided with bearing, and the right-hand member of the two-way ball-screw 3 is connected by bearing with fixed seat 2
Connect, the main part of two-way ball-screw 3 is located at the left side of fixed seat 2 and close to guide rail 1.The master of the two-way ball-screw 3
Body portion, is symmetrically arranged with two clamp assemblies 5, and each clamp assembly 5 is connected by screw 6 with two-way ball-screw 3.
The clamp assembly 5 includes mounting seat 51, gripping block 52 and cylinder 53, and two-way ball-screw 3 both passes through two peaces
Seat 51 is filled, described two mounting seats 51 are located at the outside of screw 6 respectively, and the screw 6 of each mounting seat 51 corresponding thereto is logical
Cross bolts assemblies together.Each mounting seat 51 is installed with sliding block 54 close to the side of guide rail 1, and the sliding block 54 is away from peace
The side of dress seat 51 is slidably connected with guide rail 1.When two-way ball-screw 3 rotates, two mounting seats 51 along guide rail 1 it is close to each other or
It is remote.The middle part of the gripping block 52 is assemblied in by bearing pin in the installation position on the top of mounting seat 51, and the both ends of gripping block 52 can
Rotated around bearing pin.Described cylinder 53 is installed in the outside of each mounting seat 51 respectively, and the telescopic end of two cylinders 53 is positive relative, often
The lower end of the corresponding gripping block 52 of the telescopic end of individual cylinder 53 is hinged, and described two synchronization telescopes of cylinder 53, driving clamps
The upper end of block 52 rotates around bearing pin, realizes the release or clamping of silicon steel material strip both sides, ensures that silicon steel material strip is protected in the clamp state
Front and rear forward direction is held, to ensure machining accuracy.
Two clamp the relative inner side in 53 pieces of upper ends and have boss 55, and boss 55 is made up of high-carbon steel, have preferable
Hardness and wearability, the boss 55 is bolted to connection with gripping block 53, convenient disassembly, in its serious wear
It is conveniently replaceable.The right side of fixed seat 2 is stretched out in one end that the two-way ball-screw 3 is connected with fixed seat 2, and is configured with adjustment spiral shell
Bolt 56, the adjustment bolt 56 and the right-hand member of two-way ball-screw 3 are fixedly linked integrally.Regulating bolt is rotated using spanner
56, the rotation of two-way ball-screw 3 can be achieved, the distance between two mounting seats 51 are adjusted, to meet the silicon steel of a variety of width
Material strip.The right side of the fixed seat 2 is provided with latch segment 57, and latch segment 57 is enclosed on the outside of two-way ball-screw 3, configures and locking
Two-way ball-screw 3 can be locked by the clamping screw 58 on tight block 57.
Embodiment 2, with reference to Fig. 1 to Fig. 4, a kind of cutter unit, including bottom plate 9, mounting seat 10, upper bracket 7 and transmission
Mechanism 8, mounting seat 10 are fixed on the top of bottom plate 9, and mounting seat 10 has installation position positioned at the inside of the side of charging, on
The guide rail 1 of material folding adjustment mechanism is stated by bolt together with the fixing assembling of mounting seat 10.The upper bracket 7 is positioned at installation bottom
The top of seat 10, the bottom of upper bracket 7 are fixedly connected with two vertical axis of guides 11, the lower ends of two axis of guides 11 respectively with peace
Dress base 10 is fixedly linked, and the transmission mechanism 8 is arranged on upper bracket 7.The upper surface of mounting seat 10 is provided with cover plate 12,
Two upper ends for clamping 53 pieces can be stretched out by the square aperture on cover plate 12, realize the clamping to silicon steel material strip.
The transmission mechanism 8 includes eccentric shaft 81, connecting plate 82 and contiguous block 83, and the both ends of eccentric shaft 81 pass through bearing support
It is rotatablely connected with two risers 71 of upper bracket 7.The connecting plate 82 is vertically arranged between two risers 71, connecting plate 82
Top has the pilot hole of ellipse, and the rolling bearing 88 being arranged on eccentric shaft 81 is located at the oval pilot hole of connecting plate 82
Interior, eccentric shaft 81 is moved up and down by the drive connection plate 82 of rolling bearing 88.The contiguous block 83 is located at the lower section of connecting plate, and
It is connected by vertical guide rod 84 with connecting plate 82, the upper end of guide rod 84 is fixedly connected with the bottom of contiguous block 83, under it
End is fixedly connected with the top of contiguous block 83.
The outside of one of riser 71 is stretched out in one end of the eccentric shaft 81, passes through the driving of shaft coupling 85 and motor 86
Axis connection, motor 86 use servomotor, and motor 86 is located at the side of upper bracket 7, and is mounted by means of bolts on upper bracket 7
On, the motor 86 drives eccentric wheel 81 to rotate, and then drive connecting plate 82 does the reciprocating motion of vertical direction.The connecting plate
The side of the remote motor 86 on 82 tops is provided with directive wheel 72, is provided with the madial wall of the riser 71 relative with directive wheel 72 perpendicular
To guide groove, directive wheel 72 is located in guide groove, directive wheel 72 with connecting plate 82 it is vertically movable during, its outer wall is all the time
Contacted with the inwall of guide groove, it is ensured that connecting plate 82 moves back and forth up and down in vertical direction.
The cutter unit also includes upper tool post 31 and lower tool rest 32, and the upper end of upper tool post 31 passes through bearing pin and contiguous block 83
It is connected, the left and right sides of upper tool post 31 is fixedly welded with vertical axle sleeve 33 respectively, and two axle sleeves 33 are respectively fitted over two guiding
On axle 17, upper tool post 31 is slidably connected by axle sleeve 33 and the axis of guide 11.The lower end of the upper tool post 31 is provided with upper cutter, on
Configuration guide finger, the exterior arrangement of guide finger have spring in the vertical mounting hole in the lower end of knife rest 31, and its lower end is provided with buffering
Block 30, the bottom of the spring are pressed in the upper surface of buffer stopper 30, and buffer stopper 30 is located at the side of upper cutter, and its bottom is less than upper
The bottom of cutting knife.In upper cutter dropping process, buffer stopper 30 touches silicon steel material strip first, prior to upper cutter by silicon steel material strip
Push down, buffer stopper 30 is pressed on the surface of material strip all the time during lower cutter continues to decline, to ensure lower cutter to silicon steel material
The machining accuracy of band.Lower tool rest 32 is bolted in mounting seat 10, is provided with lower tool rest 32 relative with upper cutter
The lower cutter answered, upper cutter fall to being engaged with lower cutter and cut off silicon steel material strip.The cover plate 12 of mounting seat 10 has multiple
Venthole, the part that mounting seat 10 is located at the lower section of cover plate 12 is cavity, and cavity communicates with the air admission hole of the side of mounting seat 10.
Upper tool post 31 is provided between two axis of guides 11, upper tool post 31 is arranged in the direction of 45 ° of dextrad, on lower tool rest 32
Lower cutter is also in 45 ° of dextrad, and upper cutter is engaged with lower cutter.
Mounting seat 10 close to the side of cover plate 12 be installed with discharging swash plate 34, it is described discharging swash plate 34 side with
Mounting seat 10 is connected, and its is another to be sloped downwardly.The front end of discharging swash plate 34 is folded upward at forming flanging, is provided with flanging
The limiting bracket 35 of plane, the gradient one of the gradient of the limiting bracket 35 and the discharging main part of swash plate 34 of preceding cutter unit 12
Cause.Limiting bracket 35 can prevent metal plate level from flying out, and ensure that its surface along discharging swash plate 34 slides, be collected.
The utility model in a state of use, enter by the side that silicon steel material strip is provided with material folding adjustment mechanism by cutter unit
Enter, the telescopic end of cylinder 53 shrinks simultaneously, drives the upper end of two gripping blocks 52 to stretch out the surface of cover plate 12, while inside sidesway
It is dynamic to clamp the both sides of silicon steel material strip, under the chucking power of gripping block 52, the quick front and rear centering of silicon steel material strip.In the driving of motor 86
Axis direction of the knife rest along the axis of guide 11 moves downward, upper cutter be engaged with lower cutter by silicon steel material strip cut off after, upper cutter
Motor 86 driving under reset rapidly, meanwhile, the telescopic end of cylinder 53 extends simultaneously, driving gripping block 52 upper end to both sides to silicon
Steel material strip unclamps, and the blanking bullet installed in cutter unit side send device that the metallic plate cut is pushed into discharging swash plate 34 rapidly
On, slide and collect under its Action of Gravity Field.After metallic plate is pushed out, silicon steel material strip advances metallic plate length again
Silicon steel material strip is clamped simultaneously centering again, next material section is entered in the manner described above by distance, the gripping block 52 of material folding adjustment mechanism
Row cutting.
Certainly, it is to be also not limited to the example above to limitation of the present utility model, the utility model that described above, which is not,
The variations, modifications, additions or substitutions that those skilled in the art are made in essential scope of the present utility model, also should
Belong to the scope of protection of the utility model.