CN106217058A - A kind of multifunction hydraulic punching (shearing) machine and punching-shearing method thereof - Google Patents

A kind of multifunction hydraulic punching (shearing) machine and punching-shearing method thereof Download PDF

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Publication number
CN106217058A
CN106217058A CN201610835024.8A CN201610835024A CN106217058A CN 106217058 A CN106217058 A CN 106217058A CN 201610835024 A CN201610835024 A CN 201610835024A CN 106217058 A CN106217058 A CN 106217058A
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China
Prior art keywords
punching
plate
shearing
machine
knife
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CN201610835024.8A
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CN106217058B (en
Inventor
叶元义
叶良鹏
臧文富
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ANHUI ZHONGYI MACHINE TOOL MANUFACTURING Co Ltd
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ANHUI ZHONGYI MACHINE TOOL MANUFACTURING Co Ltd
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Priority to CN201610835024.8A priority Critical patent/CN106217058B/en
Publication of CN106217058A publication Critical patent/CN106217058A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/26Perforating, i.e. punching holes in sheets or flat parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/28Associations of cutting devices therewith
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D31/00Shearing machines or shearing devices covered by none or more than one of the groups B23D15/00 - B23D29/00; Combinations of shearing machines
    • B23D31/002Breaking machines, i.e. pre-cutting and subsequent breaking

Abstract

The invention discloses a kind of multifunction hydraulic punching (shearing) machine and punching-shearing method thereof, belong to machining equipment technical field.The punching (shearing) machine of the present invention includes feeding pressure mechanism, die shoe hold-down mechanism, rear stock stop, oil cylinder fixed mechanism and knife plate matching mechanism for seedlings;Wherein, in described oil cylinder fixed mechanism, hydraulic jack is connected by the second fastening bolt with punching and shearing machine fuselage, and hydraulic jack is the cammed surface coordinated in pairs with the contact surface of fuselage;In described knife plate matching mechanism for seedlings, knife plate and an eccentric shaft are connected, and make moving knife knife plate match with quiet cutter knife plate by rotating this eccentric shaft.The present invention solves the number of drawbacks of existing punching and shearing machine, improves punching and shearing machine using effect, and relatively low to the improvement cost of existing punching and shearing machine, good in economic efficiency.

Description

A kind of multifunction hydraulic punching (shearing) machine and punching-shearing method thereof
Technical field
The present invention relates to machining equipment technical field, more particularly, it relates to sheet material or section bar are rushed by one The multifunction hydraulic punching (shearing) machine of the processing such as hole, punching and punching-shearing method thereof.
Background technology
Currently used punching and shearing machine, mainly has flywheel-type punching and shearing machine and hydraulic combined punching & shearing machine two class, the most gradually by Single punching, shear or bend function to multi-functional development.Wherein hydraulic combined punching & shearing machine typically has five stations: standard Station sheared by configuration punching station, angle steel shaped steel, bar cuts off station, sheet shearing station, corner cut station etc., can realize many Plant shaped steel and sheet material is processed, reach the effect of a tractor serves several purposes.
But, although existing punching and shearing machine function the most increasingly tends to perfect, but it still suffers from defect in many aspects, causes The experience of user is the best, is embodied in following several respects:
(1) at use punching and shearing machine, sheet material or section bar are carried out punching and add man-hour, for preventing workpiece from occurring in shear history Mobile or the phenomenon of upset, generally requires the feeding mouth at punching and shearing machine and designs material pressing device, workpiece pressing before shearing work, with Improve shear precision, extend the service life of shearing tool, it is ensured that edge of a knife quality and process safety;But, existing punching and shearing machine Material pressing device can only at workpiece while compressing, cause workpiece be susceptible to when punching skew, affect shear precision, appearance Defective products easily occurs, causes workpiece to waste, and the operation of existing hold down gag is the most loaded down with trivial details.
(2) hydraulic jack of punching and shearing machine is all to use much thicker bearing pins to pass punching and shearing machine fuselage, then at machine at present Body opposite side uses nut fastening, and the purpose being so designed that is in order to during preventing punching, hydraulic jack rocks, and affects punching The punching precision of machine, and in order to prevent nut loosening, the most all can be by nut-welding on fuselage;But so changing hydraulic pressure Can be the most inconvenient during oil cylinder, need the nut of welding is cut, complex operation, the most time-consumingly, and big at punching thickness During workpiece, the counteracting force that punching and shearing machine is subject to is big, still suffer from bearing pin deformation, nut loosening and cause hydraulic jack to produce and loosen, Affect the punching precision of punching and shearing machine, the problem reducing punching and shearing machine service life.
(3) at the punching station of punching and shearing machine, its die shoe often designs two nibs, and the purpose being so designed that is easy for When punching differential profiles, it is possible to quick-replaceable difference mould, but existing punching and shearing machine form removal and die-filling on will spend a lot Time, do not reach its original expected effect;And existing punching and shearing machine is in punch process, it may appear that the punching on workpiece is produced The defect of raw inclination, punching precision is low, when drift backhaul, owing to internal surface of hole is rough surface, also there will be workpiece with punching Head is beated, and affects machining accuracy.
(4) in the manufacture process of punching and shearing machine, the knife plate of knife plate and the quiet cutter of installation owing to installing moving knife is to process respectively , and at present the processing technique of knife plate the most not being required have high dimensional accuracy, this results in moving knife knife plate and quiet cutter cutter When plate is installed on cutter groove, the unmatched situation of size easily occurs, and this will result directly in the edge of a knife of moving knife and quiet cutter not Coupling, finally affects the punching quality of workpiece.In order to solve this problem, most producers use finishing moving knife and quiet cutter size, So that the edge of a knife coupling of moving knife and quiet cutter;But this method be not one put things right once and for all method, when needs change moving knife or During quiet cutter, then have to readjust moving knife and quiet cutter size again, waste time and energy.
(5) design of existing punching and shearing machine rear material stopping device structure is simpler and cruder, realizes gear often by a press part Material purpose, and by the way of rotation, this press part can be used for multiple processing stations;Such rear material stopping device is in the face of greatly Backgauge limited use during dimension workpiece, workpiece still can produce and rock, and affects shearing quality, and operation is the most loaded down with trivial details.
Through retrieval, prior art exists solution that solve above-mentioned subproblem, such as China Patent No. ZL201320536225.X, authorized announcement date is on March 19th, 2014, and invention and created name is: a kind of hydraulic combined punching & shearing machine; China Patent No. ZL201520520228.3, authorized announcement date is on January 13rd, 2016, and invention and created name is: a kind of novel Multi-purpose punching and shearing machine material pressing device;The material pressing device of punching and shearing machine is all redesigned by said two application case, serves Improve shear precision, it is ensured that edge of a knife quality and the purpose of process safety, but above-mentioned application case operates without assorted in simplification compression Bigger improvement, material pressing device regulation gets up still to be inconvenient for.
And for punching and shearing machine punching station form removal and die-filling on spend the problem of more time, applicant exists On May 21st, 2015 also submitted an application case to, the Application No. 201520342552.0 of this application case, invention and created name For: a kind of double punching and shearing machine;This application case achieves double by mobile die shoe and switches, very convenient fast;But pin The problems such as punching precision is low that there is punching station, this application case the most well solves, therefore, it is still necessary to change further Enter.
Chinese Patent Application No. 201220204189.2, invention and created name is: gradual rotary cutter;This application case Then provide a kind of utilize eccentric structure to ensure the mentality of designing that workpiece otch is smooth, but this application case structure design the most multiple Miscellaneous, manufacturing cost is higher, is not appropriate in enterprise's popularization and application.
Structure design about punching and shearing machine rear material stopping device also has a lot, such as Chinese Patent Application No. 200920172720.0, invention and created name is: the stock stop of a kind of cutter;The rear material stopping device of this application case can be relatively Good minimizing workpiece torsional deformation, but the back striker plate of this application case is only used for a processing stations, motility in application Not strong, compare and limited to.
In the face of above-mentioned situation and the pressure of the market competition, punching and shearing machine is transformed, improve its serviceability further, Become the task of top priority.
Summary of the invention
1. invention to solve the technical problem that
It is an object of the invention to solve the problem that above-mentioned punching and shearing machine exists, it is provided that a kind of multifunction hydraulic punching (shearing) machine And punching-shearing method;The present invention solves the number of drawbacks of existing punching and shearing machine, improves punching and shearing machine using effect, and to existing punching The improvement cost of shearing machine is relatively low, good in economic efficiency.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that the present invention provides is:
A kind of multifunction hydraulic punching (shearing) machine of the present invention, including oil cylinder fixed mechanism and knife plate matching mechanism for seedlings;Described Oil cylinder fixed mechanism in hydraulic jack be connected by the second fastening bolt with punching and shearing machine fuselage, and the connecing of hydraulic jack and fuselage Contacting surface is the cammed surface coordinated in pairs;In described knife plate matching mechanism for seedlings, knife plate and an eccentric shaft are connected, by rotating this bias Axle makes moving knife knife plate match with quiet cutter knife plate.
Further, the side of hydraulic jack is provided with groove or boss;Accordingly, the side of fuselage is provided with therewith The boss coordinated or groove.
Further, described boss is T-shaped boss or dove-tail form boss;Described groove is for be harmonious with boss size T-shaped groove or dove-tail form groove.
Further, described knife plate matching mechanism for seedlings includes a knife plate coupling eccentric shaft, and this knife plate coupling eccentric shaft depends on Secondary outer stationary plates, the first concentric segments, the second eccentric segment and the 3rd concentric segments of arranging, knife plate coupling eccentric shaft crosses fuselage, and leads to The wallboard crossing outer stationary plates and fuselage is fixed, and described knife plate mates the second eccentric segment of eccentric shaft by a plate with knife plate It is connected.
Further, described hydraulic combined punching & shearing machine also includes a feeding pressure mechanism, and this feeding pressure mechanism includes 3 stations Binder assembly;Wherein:
First binder assembly includes the first limit flitch, the first clamping screw and the first fixed cover, and the first limit flitch is offered Having the first chute feeder, the first clamping screw is arranged on the first limit flitch by the first fixed cover, and the first clamping screw can court The drift angle direction of the first chute feeder is moved;
Second binder assembly is arranged at the side of the first binder assembly, the second binder assembly include the second limit flitch, second Clamping screw, the second fixed cover, the first compact heap, slide plate;The bottom of the second clamping screw arranges the first compact heap, and second compresses Screw rod is vertically arranged, and this second clamping screw is arranged at the top of the second limit flitch by the second fixed cover;Described slide plate sets Being placed on the second limit flitch, this slide plate can move in the horizontal direction along the second limit flitch;
3rd binder assembly is arranged at the first binder assembly and the lower end of the second binder assembly, and the 3rd binder assembly includes Three limit flitch, the 3rd clamping screw, the 3rd fixed cover and the second compact heap, the bottom of the 3rd clamping screw arranges the second compression Block, the 3rd clamping screw is arranged at the oblique upper of the 3rd limit flitch by the 3rd fixed cover;Open on the 3rd described limit flitch Being provided with compact heap draw-in groove, the second compact heap snaps in this compact heap draw-in groove.
Further, described hydraulic combined punching & shearing machine also includes a die shoe hold-down mechanism, this die shoe compacting machine Structure includes oil cylinder base plate, column, thread segment, adjusting nut, pressing plate and die shoe fixed plate, and column is connected with oil cylinder base plate, vertical Post bottom is provided with thread segment, and pressing plate is connected with thread segment, and arranges adjusting nut between thread segment and pressing plate;Described lower mold Seat fixed plate is positioned at the lower section of pressing plate, and this die shoe fixed plate is connected with die shoe.
Further, the piston lower portion of described hydraulic jack is provided with punch holder construction section, outside this punch holder construction section Surface configuration has screw thread, described punch holder also to offer corresponding female thread, and punch holder is logical with the piston of hydraulic jack Cross threaded.
Further, described hydraulic combined punching & shearing machine also includes a rear stock stop, after this rear stock stop includes Backgauge fixed plate, fixed mount, dynamic plate, sliding seat, adjusting screw, roll adjustment handle and binder assembly, back material stopping fixed plate and fuselage Being flexibly connected, fixed mount and back material stopping fixed plate surround a strip framework;Described adjusting screw runs through strip framework, should Adjusting screw arranges roll adjustment handle away from one end of back material stopping fixed plate, and sliding seat string is on adjusting screw, and this sliding seat can Slide along adjusting screw;Dynamic plate is connected with sliding seat, and binder assembly is then arranged on dynamic plate.
Further, described rear stock stop is additionally provided with a rule, and this rule is along the length side of fixed mount To laying.
The punching-shearing method of a kind of multifunction hydraulic punching (shearing) machine of the present invention, when shearing angle steel, inserts angle steel First chute feeder, regulates the first clamping screw and moves compression angle steel towards the drift angle direction of the first chute feeder, start punching and shearing machine and realize Shear;
When channel-section steel need to be sheared, channel-section steel is inserted the second chute feeder, control slide plate along the second limit flitch in the horizontal direction Mobile, compress channel-section steel in the horizontal direction;And regulate the second clamping screw and move down, in the vertical direction compresses channel-section steel, opens Dynamic punching and shearing machine realizes shearing;
When sheet material need to be sheared, sheet material is inserted in the 3rd limit flitch crack with blowing platform, regulation the 3rd compression spiral shell Bar moves down, and compresses sheet material, starts punching and shearing machine and realizes shearing;
When workpiece being punched out, workpiece is put on die shoe, regulates adjusting nut, make pressing plate be fixed work Part, starts punching and shearing machine and realizes punching;When need to rush different size hole, punch holder is backed out, change corresponding drift;Move lower mold simultaneously Seat, moves to correspondence nib below drift;
In the shear history of angle steel, channel-section steel or sheet material, according to shearing dimensional requirement, rotate roll adjustment handle, control to slide Seat moves along adjusting screw, and sliding seat drives dynamic plate to move, and reads distance on rule, and dynamic plate is fixed on appointment position, pressure Angle steel, channel-section steel or sheet material are carried out compressing location by material assembly;
As moving knife and quiet cutter occur that size does not mate phenomenon, rotatable knife plate coupling eccentric shaft, make moving knife knife plate in necessarily Radian rotates, and after mating to moving knife and quiet cutter size, then knife plate is mated eccentric shaft fixes with fuselage.
3. beneficial effect
Use the technical scheme that the present invention provides, compared with existing known technology, there is following remarkable result:
(1) a kind of multifunction hydraulic punching (shearing) machine of the present invention, in vertical direction, fuselage and hydraulic jack contact surface For the cammed surface coordinated in pairs, in the horizontal direction, it is connected by the male and fomale(M&F) of fuselage with hydraulic jack so that punching and shearing machine The reaction force acts being operationally subject to is on fuselage, it is to avoid the deformation of bolt so that hydraulic jack will not produce loosening, Thus improve punching precision and the service life of punching and shearing machine;On the other hand, the intensity of fastening bolt is dropped by this kind of structure design Low requirement, only need to use plain bolt to connect fuselage and hydraulic jack, re-use nut and simply lock, both reduced into This, the most convenient, quick when changing hydraulic jack;
(2) a kind of multifunction hydraulic punching (shearing) machine of the present invention, it devises a knife plate coupling eccentric shaft, makes moving knife Knife plate is connected by second eccentric segment of a plate with knife plate coupling eccentric shaft, so rotates knife plate coupling eccentric shaft, can make Obtain moving knife knife plate to rotate with an oval radian, rotate in this way and ensure that moving knife knife plate and quiet cutter knife plate reach position Putting coupling, and then the edge of a knife of moving knife and quiet cutter also is able to reach coupling, this is a method put things right once and for all, after regulation once, The most more during allowing blade replacement, will be difficult to occur not mating phenomenon, greatly facilitate the use of client;
(3) a kind of multifunction hydraulic punching (shearing) machine of the present invention, it devises the binder assembly of 3 stations, Qi Zhong Two binder assemblies can move in the horizontal direction along the second limit flitch by controlling slide plate, compresses channel-section steel in the horizontal direction;And Regulating the second clamping screw to move down, in the vertical direction compresses channel-section steel so that channel-section steel will not produce movement, improves shearing Precision is easy to operate, quick, hence it is evident that to improve work efficiency and the processing safety of punching and shearing machine;
(4) a kind of multifunction hydraulic punching (shearing) machine of the present invention, devises hold-down mechanism, in punching above die shoe Add man-hour, hold-down mechanism before punch workpiece first by Work-sheet pressing, it is ensured that punching precision, after punching terminates, compacting machine Structure departs from workpiece after drift leaves workpiece, it is possible to effectively prevent workpiece from beating with drift, improves the use longevity of punching and shearing machine Life and safety in utilization;
(5) a kind of multifunction hydraulic punching (shearing) machine of the present invention, can control binder assembly by rotating roll adjustment handle Workpiece carries out compressing location, easy to operate, time saving and energy saving;And both sides move and can install multiple binder assembly on plate, it is possible to diagonal angle Steel processing stations, channel-section steel processing stations, sheet fabrication station etc. simultaneously work as backgauge effect, and flexible adjustment is practical;Fixing Rule is set on frame, the position of binder assembly, the workpiece size precision shear off can be adjusted according to the size shearing size Higher;
(6) a kind of multifunction hydraulic punching (shearing) machine of the present invention, solves the number of drawbacks of existing punching and shearing machine, improves Punching and shearing machine using effect, and relatively low to the improvement cost of existing punching and shearing machine, it is easy to promote, good in economic efficiency.
Accompanying drawing explanation
Fig. 1 be the present invention a kind of multifunction hydraulic punching (shearing) machine in the structural representation of feeding pressure mechanism;
Fig. 2 is the structural representation of the second limit flitch in the present invention;
Fig. 3 is the structural representation of middle slide plate of the present invention;
Fig. 4 is the structural representation of platform binder assembly in the present invention;
Fig. 5 is the structural representation of oil cylinder fixed mechanism in embodiments of the invention 2;
Fig. 6 is the structural representation of oil cylinder in embodiments of the invention 2;
Fig. 7 is the structural representation of fuselage in embodiments of the invention 2;
Fig. 8 is the structural representation of oil cylinder fixed mechanism in embodiments of the invention 3;
Fig. 9 is the structural representation of oil cylinder in embodiments of the invention 3;
Figure 10 is the structural representation of fuselage in embodiments of the invention 3;
Figure 11 be the present invention punching station in the structural representation of lower mold assemblies;
Figure 12 be the present invention punching station in the structural representation of upper die component;
Figure 13 is the structural representation of knife plate coupling eccentric shaft in the present invention;
Figure 14 is the top view of knife plate coupling eccentric shaft in the present invention;
Figure 15 is the structural representation of rear stock stop in the present invention;
Figure 16 is the top view of rear stock stop in the present invention.
Label declaration in schematic diagram:
1, fuselage;11, fuselage side plate;111, side plate boss;112, the first side plate fixing hole;
211, the first limit flitch;212, the first chute feeder;213, the first clamping screw;214, the first fixed cover;221, Two limit flitch;2211, limit flitch chute;2212, limit flitch screw;222, the second chute feeder;223, the second clamping screw;224、 Second fixed cover;225, the first compact heap;226, slide plate;2261, slide plate chute;2262, slide plate screw;231, the 3rd limit material Plate;232, the 3rd chute feeder;233, the 3rd clamping screw;234, the 3rd fixed cover;235, the second compact heap;236, compact heap card Groove;237, observation port;238, the first fastening bolt;239, mounting hole;241, blowing platform;242, striker plate chute;243, gear Flitch;244, screw rod chute;245, screw rod is screwed;246, handle is screwed;
31, hydraulic jack;32, oil cylinder side plate;321, side plate groove;322, the second side plate fixing hole;33, the second fastening spiral shell Bolt;
411, punch holder construction section;412, punch holder;413, drift;421, die shoe;422, nib;423, workbench; 424, bearing chute;425, bearing;426, locking nut;
51, oil cylinder base plate;52, column;53, thread segment;54, adjusting nut;55, pressing plate;56, pressing plate through hole;57, lower mold Seat fixed plate;
6, knife plate coupling eccentric shaft;61, outer stationary plates;62, fixed plate screw;63, the first concentric segments;64, second is eccentric Section;65, the 3rd concentric segments;
71, back material stopping fixed plate;72, fixed mount;73, dynamic plate;731, dynamic plate chute;74, roller;751, the 4th spiral shell is compressed Bar;752, the 4th fixed cover;753, the 3rd compact heap;76, sliding seat;77, pole;78, adjusting screw;79, roll adjustment handle.
Detailed description of the invention
For further appreciating that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
In conjunction with Fig. 1, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, it is arranged in the front of punching and shearing machine fuselage 1 One feeding pressure mechanism, this feeding pressure mechanism includes the binder assembly of 3 stations;Wherein:
First binder assembly includes the first limit flitch the 211, first clamping screw 213 and the first fixed cover 214, the first limit material Plate 211 is secured by bolts on fuselage 1, and this first limit flitch 211 offers the first chute feeder 212, the first chute feeder 212 For irregular L-shaped structure.The first described clamping screw 213 is arranged at the first limit flitch 211 by the first fixed cover 214 On, the first clamping screw 213 can move towards the drift angle direction of the first chute feeder 212.The first binder assembly master of the present embodiment The shearing of angle steel to be applicable to, when shearing angle steel, inserts angle steel the first chute feeder 212, regulates the first clamping screw 213 Compression angle steel is moved in drift angle direction towards the first chute feeder 212, starts punching and shearing machine and can realize the shearing of angle steel.
Second binder assembly is arranged at the side of the first binder assembly, and the second binder assembly of the present embodiment is primarily adapted for use in The shearing of channel-section steel.Second binder assembly includes that second limit flitch the 221, second clamping screw the 223, second fixed cover 224, first is pressed Tight block 225 and slide plate 226.Second limit flitch 221 is secured by bolts on fuselage 1, referring to Fig. 2, second limit of the present embodiment Flitch 221 is the internal rectangular plate offering square opening, and the purpose offering square opening is not block the second chute feeder 222, the The upper and lower both sides of the square opening then level of two limit flitch 221 offers limited flitch chute 2211, and the right side of square opening then offers 3 Limit flitch screw 2212.Referring to Fig. 3, the slide plate 226 of the present embodiment is a "T"-shaped structure, and 226 liang of parallel support plates of this slide plate are opened It is provided with slide plate screw 2262, another vertical support plate offers slide plate chute 2261.Slide plate screw 2262 and limit flitch chute 2211 match, and slide plate chute 2261 matches with limit flitch screw 2212, by bolt inserts difference limit flitch screw In 2212, slide plate 226 can be controlled and move in the horizontal direction along the second limit flitch chute 2211 limiting flitch 221, then screw Bolt in slide plate screw 2262, i.e. can guarantee that slide plate 226 compresses channel-section steel in the horizontal direction.The second described clamping screw The bottom of 223 arranges the first compact heap 225, and the second clamping screw 223 is vertically arranged, and this second clamping screw 223 is by second Fixed cover 224 is arranged at the top of the second limit flitch 221, and the second clamping screw 223 can move at vertical direction, by regulation Second clamping screw 223 moves down, and can compress channel-section steel by the vertical direction, it is achieved the shearing of channel-section steel.The present embodiment is simple Adjusting slider 226 and the second clamping screw 223, i.e. can guarantee that channel-section steel is all compressed admittedly by reliable in level, vertical both direction Fixed so that channel-section steel will not produce movement, easy to operate, quick.
The 3rd described binder assembly is arranged at the first binder assembly and the lower end of the second binder assembly, the 3rd binder assembly Including the 3rd limit flitch the 231, the 3rd clamping screw the 233, the 3rd fixed cover 234 and the second compact heap 235.3rd clamping screw The bottom of 233 arranges the second compact heap 235, and the 3rd clamping screw 233 is arranged at the 3rd limit flitch by the 3rd fixed cover 234 The oblique upper of 231;Offering compact heap draw-in groove 236 on the 3rd described limit flitch 231, the second compact heap 235 snaps in this compression In block draw-in groove 236.
Being further opened with mounting hole 239 in the both sides of the 3rd limit flitch 231, this mounting hole 239 tilts 45 ° of directions and arranges, waist The first fastening bolt 238 it is provided with in shape hole 239.When carrying out cutting operation, can first unscrew first tight according to the thickness of sheet material Fixing bolt 238, then regulate the 3rd clamping screw 233 and move up or down, to workpiece pressing, then screw the first fastening bolt 238 so that workpiece is reliably fixed.As the 3rd limit flitch 231 need to be dismantled, it is also possible to simply by backing out the first fastening bolt 238 dismountings that can realize the 3rd limit flitch 231.Additionally, be further opened with multiple setting in vertical direction on the 3rd limit flitch 231 The observation port 237 put, the setting of this observation port 237 can help operator when carrying out cutting operation, and the moment observes workpiece The most suitable and the lower cutter situation of putting position, decreases the frequency occurring waste product because of operational error.
The bottom of the 3rd limit flitch 231 is further opened with the 3rd chute feeder 232, and the 3rd chute feeder 232 is tied for inverse u shape Structure, the 3rd chute feeder 232 mainly coordinates with platform binder assembly as shown in Figure 4, and referring to Fig. 1 and Fig. 4, platform binder assembly sets Being placed on blowing platform 241, this platform binder assembly includes striker plate 243, screws screw rod 245 and screw handle 246, striker plate 243 offer screw rod chute 244 along its length, screw screw rod 245 and insert in this screw rod chute 244, corresponding, blowing is put down Platform 241 the most also offers striker plate chute 242, and striker plate 243 can horizontally slip along striker plate chute 242, And screw handle 246 by operator, striker plate 243 is fixed.
When angle steel is cut, angle steel can be inserted in the 3rd chute feeder 232, then move striker plate 243 to finger Location is put, and rotates striker plate 243 and compresses angle steel under the cooperation of the 3rd chute feeder 232 sidewall, finally screws handle 246, Tighten and screw screw rod 245, striker plate 243 can be fixed, and then ensure that angle steel is reliably fixed.
The multifunction hydraulic punching (shearing) machine of the present embodiment, the binder assembly of its 3 stations ensure that workpiece is in cutting Reliably fixed before Jia Gong, improve shear precision, easy to operate, quick, hence it is evident that to improve work efficiency and the behaviour of punching and shearing machine Make safety.
Embodiment 2
In conjunction with Fig. 5, Fig. 6 and Fig. 7, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, fix machine including an oil cylinder Structure.The present embodiment arranges " T-shaped " side plate groove 321 on the oil cylinder side plate 32 of hydraulic jack 31, at the fuselage side plate 11 of fuselage 1 On be correspondingly arranged " T-shaped " side plate boss 111, and offer the first side plate fixing hole 112 in the both sides of fuselage side plate 11 length direction, The second side plate fixing hole 322 is offered in the both sides of oil cylinder side plate 32 length direction.
When assembling punching and shearing machine, by recessed for " T-shaped " side plate that " T-shaped " side plate boss 111 of fuselage 1 side inserts hydraulic jack 31 side In groove 321, re-use the second fastening bolt 33 through first side plate fixing hole the 112, second side plate fixing hole 322 by hydraulic jack 31 and fuselage 1 be fastenedly connected.Due in vertical direction, fuselage 1 is the cammed surface coordinated in pairs with hydraulic jack 31 contact surface, In the horizontal direction, it is connected by the male and fomale(M&F) of fuselage 1 with hydraulic jack 31 so that it is anti-that punching and shearing machine is operationally subject to Active force effect is on the fuselage 1, it is to avoid the deformation of the second fastening bolt 33 so that hydraulic jack 31 will not produce loosening, from And improve punching precision and the service life of punching and shearing machine;On the other hand, strong to the second fastening bolt 33 of this kind of structure design Degree reduces requirement, plain bolt only need to be used to connect fuselage 1 and hydraulic jack 31 re-uses nut and simply locks, both drop Low cost, the most convenient, quick when changing hydraulic jack 31.
Embodiment 3
In conjunction with Fig. 8, Fig. 9 and Figure 10, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, for another kind of structure design Oil cylinder fixed mechanism.The present embodiment arranges dove-tail form boss on the oil cylinder side plate 32 of hydraulic jack 31, and correspondence, at fuselage On the fuselage side plate 11 of 1, dove-tail form groove is set.
When assembling punching and shearing machine, by the dove-tail form groove of dove-tail form boss laterally inserted fuselage 1 side of hydraulic jack 31 side, Re-use the second fastening bolt 33 through first side plate fixing hole the 112, second side plate fixing hole 322 by hydraulic jack 31 and fuselage 1 is fastenedly connected.Owing to hydraulic jack 31 and fuselage 1 contact surface are the dovetail face coordinated so that when changing hydraulic jack 31 more Add convenient, fast.On the fuselage 1, rather than bolt is stressed directly the reaction force acts that punching and shearing machine is operationally subject to, it is to avoid The deformation of bolt, improves punching precision and the service life of punching and shearing machine.
What deserves to be explained is, the present embodiment realizes oil cylinder and reliably fixes, and does not produce the core of mechanical shock during punching The heart is: in vertical direction, utilizes the wedge contact surface that fuselage 1 coordinates in pairs with hydraulic jack 31, in the horizontal direction, utilizes Fuselage 1 is connected with the male and fomale(M&F) of hydraulic jack 31 so that the reaction force acts that punching and shearing machine is operationally subject to is at fuselage 1 On.Under this design principle, boss, groove can be arranged on the fuselage 1, it is also possible to be arranged on hydraulic jack 31, boss or The shape of groove is also not limited to the T-shaped or dove-tail form described in embodiment 2 and embodiment 3;Every utilize above-mentioned principle realize oil What cylinder was fixing all should fall into protection scope of the present invention.
Embodiment 4
Referring to Figure 12, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, including a die shoe hold-down mechanism.Invention People points out, Figure 11 is the structural representation of a kind of double punching and shearing machine of application before inventor, it is contemplated that existing punching and shearing machine by In the reason of structure design, it is comparatively short that workbench 423 designs, and die shoe 421 is all mounted on workbench 423, lower mold It generally is configured with two nibs 422 on seat 421, when changing station, needs to remove die shoe 421, turn around to pacify the most again Install on workbench 423, when the difform section bar of punching, need to change different punching and shearing dies, thus substantial amounts of work Time spend in form removal and die-filling on, labor efficiency is low, the most time-consuming effort.In order to solve this problem, inventor is by lower mold The bearing 425 of seat 421 is arranged on workbench 423 by locking nut 426, when changing die shoe 421 station, only need to will lock Jack panel 426 unclamps, and regulation die shoe 421 moves along bearing chute 424 and can carry out double switching, very convenient fast.
But, the existing punching and shearing machine that after this improvement, structure is mentioned in still suffering from some problems, i.e. background technology is in punching Cheng Zhong, it may appear that the punching on workpiece produces the defect of inclination, and punching precision is low, when drift backhaul, owing to internal surface of hole is Rough surface, also there will be workpiece and beats with drift, affect machining accuracy.In order to solve this problem, the present embodiment devises Die shoe hold-down mechanism, described die shoe hold-down mechanism include oil cylinder base plate 51, column 52, thread segment 53, adjusting nut 54, Pressing plate 55 and die shoe fixed plate 57, column 52 is connected with oil cylinder base plate 51, and column 52 bottom is provided with thread segment 53, pressing plate 55 It is connected with thread segment 53, and adjusting nut 54 is set between thread segment 53 and pressing plate 55;Pressing plate through hole 56 is offered on pressing plate 55, Described die shoe fixed plate 57 is positioned at the lower section of pressing plate 55, and this die shoe fixed plate 57 is connected with die shoe 421.
Having had the die shoe hold-down mechanism of the present embodiment, when punching processing, hold-down mechanism is first before punch workpiece By Work-sheet pressing, it is ensured that punching precision, after punching terminates, hold-down mechanism departs from workpiece after drift leaves workpiece, it is possible to Effectively prevent workpiece from beating with drift, improve service life and the safety in utilization of punching and shearing machine.
On the other hand, the double punching and shearing machine shown in Figure 11, although achieve the convenient and swift replacing of die shoe 421, but It is in punching processing, needs upper die and lower die coordinated.To this end, the present embodiment sets at the piston lower portion of hydraulic jack 31 Having put punch holder construction section 411, this punch holder construction section 411 outer surface is provided with screw thread, and described punch holder 412 also offers Corresponding female thread, punch holder 412 is threaded connection with the piston of hydraulic jack 31.When different size hole need to be rushed, Punch holder 412 is backed out, changes corresponding drift 413;Move die shoe 421 simultaneously, correspondence nib 422 is moved to drift 413 times Side, the drift 413 of upper mold also achieves convenient replacing, and the using effect of whole double punching mechanism has obtained further Improvement.
Embodiment 5
Referring to Figure 13 and Figure 14, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, including a knife plate matching mechanism for seedlings, The core of this knife plate matching mechanism for seedlings is a knife plate coupling eccentric shaft 6, and described knife plate coupling eccentric shaft 6 sets gradually outer stationary plates 61, the first concentric segments the 63, second eccentric segment 64 and the 3rd concentric segments 65, knife plate coupling eccentric shaft 6 crosses fuselage 1, outer stationary plates Offering fixed plate screw 62 on 61, the wallboard that outer stationary plates 61 is inserted in fixed plate screw 62 with fuselage 1 by bolt is fixed. The knife plate coupling eccentric shaft 6 of the present embodiment, as the term suggests i.e. outer stationary plates the 61, first concentric segments 63 and the 3rd concentric segments 65 are same The heart, the second eccentric segment 64 is the most concentric with other three sections, and eccentric distance is depending on different situations, according to the production warp of inventor Testing, eccentric 2mm is typically attained by requirement.
In the present embodiment, the core design thought of knife plate coupling eccentric shaft 6 is to make moving knife knife plate by a plate and cutter Second eccentric segment 64 of plate coupling eccentric shaft 6 is connected, and so rotates knife plate coupling eccentric shaft 6, moving knife knife plate can be made with one Oval radian rotates rather than circular radian rotates, and rotates in this way and ensure that moving knife knife plate and quiet cutter knife plate reach To location matches, and then the edge of a knife of moving knife and quiet cutter also is able to reach coupling.Because the processing dimension of moving knife and quiet cutter is the most all Accurate and match each other, as long as knife plate reaches location matches, then in the case of changing moving knife and quiet cutter below, to be also not required to To do other again to adjust, so the knife plate coupling eccentric shaft 6 using the present embodiment to provide is a method put things right once and for all, regulation After once, after the most more allowing blade replacement time, will be difficult to occur not mating phenomenon, greatly facilitate the use of client.
The knife plate coupling eccentric shaft 6 of the present embodiment typically has two kinds of designs, and one is in the punching and shearing machine process segment, After moving knife knife plate and quiet cutter knife plate have installed, make moving knife knife plate and quiet cutter knife plate by rotating knife plate coupling eccentric shaft 6 Reach location matches, then perforate on the wallboard of fuselage 1, knife plate is mated eccentric shaft 6 and fixes.After punching and shearing machine dispatches from the factory, client Even if more allowing blade replacement mates eccentric shaft 6 also without moving knife plate again.
Another kind is will to be set to demountable structure between outer stationary plates 61 and the first concentric segments 63, such as outer stationary plates 61 and One concentric segments 63 is threaded connection.So, it is ensured that during client uses punching and shearing machine, in order to reach edge of a knife coupling mesh , need to again rotate knife plate coupling eccentric shaft 6 make moving knife knife plate and quiet cutter knife plate reach location matches (this kind of situation be little generally Rate event).Now, although the fixed plate screw 62 offered on outer stationary plates 61 can not overlap with perforate on the wallboard of fuselage 1, The purpose of fixing knife plate coupling eccentric shaft 6 still by changing outer stationary plates 61, can be reached, bigger warp will not be brought to client Ji loss.
Embodiment 6
Referring to Figure 15 and Figure 16, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, including a rear stock stop, it is somebody's turn to do Rear stock stop includes back material stopping fixed plate 71, fixed mount 72, dynamic plate 73, sliding seat 76, adjusting screw 78, roll adjustment handle 79 and Binder assembly, back material stopping fixed plate 71 is bolted with fuselage 1, and fixed mount 72 and back material stopping fixed plate 71 surround a strip Shape framework;Described adjusting screw 78 runs through strip framework, i.e. one end of this adjusting screw 78 and back material stopping fixed plate 71 phase Even, the other end is connected with roll adjustment handle 79 after fixed mount 72.Sliding seat 76 is gone here and there on adjusting screw 78, this sliding seat 76 energy Enough sliding along adjusting screw 78, dynamic plate 73 is then connected with sliding seat 76, and dynamic plate 73 is provided with two pieces, and two blocks of dynamic plates 73 are divided into cunning The both sides of dynamic seat 76, the lower moving plate 73 that drives at sliding seat 76 also is able to the length direction slip along adjusting screw 78, described Binder assembly is then arranged on dynamic plate 73.
The basic regulation process of the present embodiment is: in the shear history of angle steel, channel-section steel or sheet material, wants according to shearing size Asking, rotatable roll adjustment handle 79, control sliding seat 76 and move along adjusting screw 78, sliding seat 76 drives dynamic plate 73 to move, will be dynamic Plate 73 is fixed on appointment position, and binder assembly carries out compressing location to angle steel, channel-section steel or sheet material, easy to operate, time saving and energy saving.
But the rear stock stop of the present embodiment is not only arranged at this, in order to make the rear stock stop of the present embodiment, can have one Individual optimal using effect, the present embodiment has also concatenated a pole 77 on sliding seat 76, and this pole 77 is positioned at adjusting screw The surface of 78, is that one end is connected with back material stopping fixed plate 71 too, and the other end is connected with fixed mount 72.Sliding seat about 76 Then being provided with a roller 74 between the dynamic plate 73 of both sides, this roller 74 can roll along fixed mount 72 upper surface.The present embodiment sets Put pole 77, roller 74, it is possible to ensure that dynamic plate 73 moves more smooth and easy, will not produce and rock.
Additionally, the dynamic plate 73 of the present embodiment is further opened with dynamic plate chute 731 along its length, in dynamic plate chute 731 2 binder assemblies are at least installed, so angle steel processing stations, channel-section steel processing stations, sheet fabrication station etc. can be risen simultaneously To backgauge effect, flexible adjustment, practical.
On the other hand, the present embodiment has also laid a rule (not shown) along the length direction of fixed mount 72, And referring to Figure 16, the binder assembly of the present embodiment includes the 4th clamping screw the 751, the 4th fixed cover 752 and the 3rd compact heap 753, the 4th fixed cover 752 snaps in dynamic plate chute 731, and the 4th clamping screw 751 is near one end of back material stopping fixed plate 71 even Connecing the 3rd compact heap 753, the 4th clamping screw 751 can move along the length direction of adjusting screw 78.The present embodiment is solid Determine to arrange rule on frame 72, can be according to the position of the size coarse adjustment binder assembly shearing size, the most again by rotating the 4th Clamping screw 751 finely tunes the position of the 3rd compact heap 753, ensure that the workpiece size precision shear off after twice regulation Higher.
Embodiment 7
A kind of multifunction hydraulic punching (shearing) machine of the present embodiment, including the feeding pressure mechanism described in embodiment 1, embodiment 2 Or the oil cylinder fixed mechanism described in 3, the die shoe hold-down mechanism described in embodiment 4, the knife plate matching mechanism for seedlings described in embodiment 5, And the rear stock stop described in embodiment 6.
A kind of punching-shearing method of the multifunction hydraulic punching (shearing) machine of the present embodiment, particularly as follows:
When angle steel need to be sheared, angle steel is inserted the first chute feeder 212, regulate the first clamping screw 213 towards the first feeding Compression angle steel is moved in the drift angle direction of groove 212, starts punching and shearing machine and realizes shearing;
When channel-section steel need to be sheared, channel-section steel is inserted the second chute feeder 222, control slide plate 226 and exist along the second limit flitch 221 Horizontal direction moves, and compresses channel-section steel in the horizontal direction;And regulate the second clamping screw 223 and move down, in the vertical direction Compress channel-section steel, start punching and shearing machine and realize shearing;
When sheet material need to be sheared, sheet material is inserted in the 3rd limit flitch 231 crack with blowing platform 241, regulate the 3rd Clamping screw 233 moves down, and compresses sheet material, starts punching and shearing machine and realizes shearing;
Angle steel can also be inserted in the 3rd chute feeder 232, then move striker plate 243 to specifying position, rotate striker plate 243 compress angle steel under the cooperation of the 3rd chute feeder 232 sidewall, finally screw handle 246, tighten and screw screw rod 245, will Striker plate 243 is fixed, and then ensures that angle steel is reliably fixed, and starts punching and shearing machine and realizes shearing;
When workpiece being punched out, workpiece is put on die shoe 421, regulates adjusting nut 54, make pressing plate 55 press Fasten workpiece, start punching and shearing machine and realize punching;When need to rush different size hole, punch holder 412 is backed out, change corresponding drift 413;Move die shoe 421 simultaneously, correspondence nib 422 is moved to below drift 413;
In the shear history of angle steel, channel-section steel or sheet material, according to shearing dimensional requirement, rotate roll adjustment handle 79, control sliding Dynamic seat 76 moves along adjusting screw 78, and sliding seat 76 drives dynamic plate 73 to move, and reads distance on rule, is fixed on by dynamic plate 73 Specifying position, angle steel, channel-section steel or sheet material are carried out compressing location by binder assembly;
As moving knife and quiet cutter occur that size does not mate phenomenon, rotatable knife plate coupling eccentric shaft 6, make moving knife knife plate in necessarily Radian rotates, and after mating to moving knife and quiet cutter size, then knife plate mates eccentric shaft 6 fixes with fuselage 1.
Schematically being described the present invention and embodiment thereof above, this description does not has restricted, institute in accompanying drawing Show is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area Art personnel enlightened by it, in the case of without departing from the invention objective, designs and this technical scheme without creative Similar frame mode and embodiment, all should belong to protection scope of the present invention.

Claims (10)

1. a multifunction hydraulic punching (shearing) machine, it is characterised in that: include oil cylinder fixed mechanism and knife plate matching mechanism for seedlings;Described Oil cylinder fixed mechanism in hydraulic jack (31) and punching and shearing machine fuselage (1) be connected by the second fastening bolt (33), and hydraulic oil Cylinder (31) is the cammed surface coordinated in pairs with the contact surface of fuselage (1);Knife plate and an eccentric shaft in described knife plate matching mechanism for seedlings It is connected, makes moving knife knife plate match with quiet cutter knife plate by rotating this eccentric shaft.
A kind of multifunction hydraulic punching (shearing) machine the most according to claim 1, it is characterised in that: the side of hydraulic jack (31) Face is provided with groove or boss;Accordingly, the side of fuselage (1) is provided with matched boss or groove.
A kind of multifunction hydraulic punching (shearing) machine the most according to claim 2, it is characterised in that: described boss is T-shaped Boss or dove-tail form boss;Described groove is the T-shaped groove or dove-tail form groove being harmonious with boss size.
A kind of multifunction hydraulic punching (shearing) machine the most according to claim 3, it is characterised in that: described knife plate MM Structure includes knife plate coupling eccentric shaft (6), and this knife plate coupling eccentric shaft (6) sets gradually outer stationary plates (61), the first concentric segments (63), the second eccentric segment (64) and the 3rd concentric segments (65), knife plate coupling eccentric shaft (6) crosses fuselage (1), and passes through extenal fixation The wallboard of plate (61) and fuselage (1) is fixed, and described knife plate mates the second bias of eccentric shaft (6) by a plate with knife plate Section (64) is connected.
5. according to a kind of multifunction hydraulic punching (shearing) machine described in any one of Claims 1 to 4, it is characterised in that: described Hydraulic combined punching & shearing machine also includes a feeding pressure mechanism, and this feeding pressure mechanism includes the binder assembly of 3 stations;Wherein:
First binder assembly includes the first limit flitch (211), the first clamping screw (213) and the first fixed cover (214), the first limit Offering the first chute feeder (212) on flitch (211), the first clamping screw (213) is arranged at the by the first fixed cover (214) In one limit flitch (211), the first clamping screw (213) can move towards the drift angle direction of the first chute feeder (212);
Second binder assembly is arranged at the side of the first binder assembly, the second binder assembly include the second limit flitch (221), second Clamping screw (223), the second fixed cover (224), the first compact heap (225), slide plate (226);The end of the second clamping screw (223) Portion arranges the first compact heap (225), and the second clamping screw (223) is vertically arranged, and this second clamping screw (223) is solid by second Fixed set (224) is arranged at the top of the second limit flitch (221);Described slide plate (226) is arranged on the second limit flitch (221), This slide plate (226) can move in the horizontal direction along the second limit flitch (221);
3rd binder assembly is arranged at the first binder assembly and the lower end of the second binder assembly, and the 3rd binder assembly includes the 3rd limit Flitch (231), the 3rd clamping screw (233), the 3rd fixed cover (234) and the second compact heap (235), the 3rd clamping screw (233) bottom arranges the second compact heap (235), and the 3rd clamping screw (233) is arranged at the by the 3rd fixed cover (234) The oblique upper of three limits flitch (231);Compact heap draw-in groove (236), the second compact heap is offered in the 3rd described limit flitch (231) (235) snap in this compact heap draw-in groove (236).
6. according to a kind of multifunction hydraulic punching (shearing) machine described in any one of Claims 1 to 4, it is characterised in that: described Hydraulic combined punching & shearing machine also includes a die shoe hold-down mechanism, and this die shoe hold-down mechanism includes oil cylinder base plate (51), column (52), thread segment (53), adjusting nut (54), pressing plate (55) and die shoe fixed plate (57), column (52) and oil cylinder base plate (51) be connected, column (52) bottom is provided with thread segment (53), and pressing plate (55) is connected with thread segment (53), and thread segment (53) and Adjusting nut (54) is set between pressing plate (55);Described die shoe fixed plate (57) is positioned at the lower section of pressing plate (55), this lower mold Seat fixed plate (57) is connected with die shoe (421).
A kind of multifunction hydraulic punching (shearing) machine the most according to claim 6, it is characterised in that: described hydraulic jack (31) Piston lower portion be provided with punch holder construction section (411), this punch holder construction section (411) outer surface is provided with screw thread, described Punch holder (412) also offers corresponding female thread, and punch holder (412) is connected by screw thread with the piston of hydraulic jack (31) Connect.
8. according to a kind of multifunction hydraulic punching (shearing) machine described in any one of Claims 1 to 4, it is characterised in that: described Hydraulic combined punching & shearing machine also includes a rear stock stop, this rear stock stop include back material stopping fixed plate (71), fixed mount (72), Dynamic plate (73), sliding seat (76), adjusting screw (78), roll adjustment handle (79) and binder assembly, back material stopping fixed plate (71) and machine Body (1) is flexibly connected, and fixed mount (72) and back material stopping fixed plate (71) surround a strip framework;Described adjusting screw (78) Running through strip framework, this adjusting screw (78) arranges roll adjustment handle (79) away from one end of back material stopping fixed plate (71), slides Seat (76) is gone here and there on adjusting screw (78), and this sliding seat (76) can slide along adjusting screw (78);Dynamic plate (73) and sliding seat (76) being connected, binder assembly is then arranged on dynamic plate (73).
A kind of multifunction hydraulic punching (shearing) machine the most according to claim 8, it is characterised in that: described rear stock stop Being additionally provided with a rule, this rule is laid along the length direction of fixed mount (72).
10. the punching-shearing method of a multifunction hydraulic punching (shearing) machine, it is characterised in that:
When angle steel need to be sheared, angle steel is inserted the first chute feeder (212), regulate the first clamping screw (213) towards the first feeding Compression angle steel is moved in the drift angle direction of groove (212), starts punching and shearing machine and realizes shearing;
When channel-section steel need to be sheared, channel-section steel is inserted the second chute feeder (222), control slide plate (226) along the second limit flitch (221) Move in the horizontal direction, compress channel-section steel in the horizontal direction;And regulate the second clamping screw (223) and move down, in vertically side Upwards compress channel-section steel, start punching and shearing machine and realize shearing;
When sheet material need to be sheared, sheet material is inserted in the 3rd limit flitch (231) crack with blowing platform (241), regulate the 3rd Clamping screw (233) moves down, and compresses sheet material, starts punching and shearing machine and realizes shearing;
When workpiece being punched out, workpiece is put on die shoe (421), regulation adjusting nut (54), makes pressing plate (55) It is fixed workpiece, starts punching and shearing machine and realize punching;When need to rush different size hole, punch holder (412) is backed out, change corresponding punching Head (413);Move die shoe (421) simultaneously, correspondence nib (422) is moved to drift (413) lower section;
In the shear history of angle steel, channel-section steel or sheet material, according to shearing dimensional requirement, rotate roll adjustment handle (79), control to slide Seat (76) is mobile along adjusting screw (78), and sliding seat (76) drives dynamic plate (73) mobile, reads distance on rule, by dynamic plate (73) being fixed on appointment position, angle steel, channel-section steel or sheet material are carried out compressing location by binder assembly;
As moving knife and quiet cutter occur that size does not mate phenomenon, rotatable knife plate coupling eccentric shaft (6), making moving knife knife plate is certain arc Degree rotates, and after mating to moving knife and quiet cutter size, then it is fixing with fuselage (1) that knife plate mates eccentric shaft (6).
CN201610835024.8A 2016-09-20 2016-09-20 A kind of punching-shearing method of multifunction hydraulic punching (shearing) machine Active CN106217058B (en)

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