CN206010414U - A kind of multifunction hydraulic punching (shearing) machine - Google Patents

Abstract

The utility model discloses a kind of multifunction hydraulic punching (shearing) machine, belongs to machining equipment technical field.Punching (shearing) machine of the present utility model 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 paired cammed surface for coordinating with the contact surface of fuselage；In described knife plate matching mechanism for seedlings, knife plate is connected with an eccentric shaft, makes moving knife knife plate match with quiet knife knife plate by rotating the eccentric shaft.This utility model 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

Technical field

This utility model is related to machining equipment technical field, more particularly, it relates to a kind of enter to sheet material or section bar The multifunction hydraulic punching (shearing) machine of the processing such as row punching, punching and its punching-shearing method.

Background technology

The punching and shearing machine for using at present, mainly has two class of flywheel-type punching and shearing machine and hydraulic combined punching ＆ shearing machine, functionally gradually by Single punching, shearing or bending function are to multi-functional development.Wherein hydraulic combined punching ＆ shearing machine typically has five stations：Standard Configuration punching station, angle steel shaped steel shearing station, bar cut off station, sheet shearing station, corner cut station etc., can achieve to 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 has increasingly tended to perfect, but which still suffers from defect in many aspects, causes The experience of user is not good, is embodied in following several respects：

(1) when punching processing is carried out to sheet material or section bar using punching and shearing machine, for preventing workpiece from occurring in shear history The phenomenon of mobile or upset, generally requires the feeding mouth design material pressing device in punching and shearing machine, workpiece pressing before shearing work, with Shear precision is improved, extends the service life of shearing tool, it is ensured that edge of a knife quality and process safety；However, existing punching and shearing machine Material pressing device can only be compressed on one side of workpiece, cause workpiece to be susceptible to offset in punching, affect shear precision, held Easily there is defective products, cause workpiece to waste, and the operation of existing hold down gag is also very loaded down with trivial details.

(2) hydraulic jack of punching and shearing machine is all that the bearing pin thicker using many passes through punching and shearing machine fuselage at present, then in machine Body opposite side is fastened using nut, and the purpose being so designed that is in order to during preventing punching, hydraulic jack is rocked, and affects punching The punching precision of machine, and in order to prevent nut loosening, typically all can be by nut-welding on fuselage；But so changing hydraulic pressure Can be very inconvenient during oil cylinder, need to cut the nut for welding, cumbersome, laborious time-consuming and big in punching thickness During workpiece, 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 loosening, The punching precision of punching and shearing machine is affected, reduces the problem of punching and shearing machine service life.

(3) in 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 In punching differential profiles, can quick-replaceable difference mould, but existing punching and shearing machine form removal and die-filling on will spend a lot Time, its original expected effect is not reached；And existing punching and shearing machine is in punch process, it may appear that the punching on workpiece is produced The raw defect for inclining, punching precision are low, in drift backhaul, as internal surface of hole is rough surface, also occur workpiece with punching Head bounce, affects machining accuracy.

(4) in the manufacture process of punching and shearing machine, as the knife plate for installing moving knife and the knife plate for installing quiet knife are to process respectively , and at present the processing technique of knife plate is not also required with high dimensional accuracy, this results in moving knife knife plate and quiet knife knife When plate is installed in cutter groove, easily there is the unmatched situation of size, and this will result directly in the edge of a knife of moving knife and quiet knife not Coupling, the final punching quality for affecting workpiece.In order to solve this problem, most producers adopt finishing moving knife and quiet knife size, So that the edge of a knife coupling of moving knife and quiet knife；But this method be not one put things right once and for all method, when need change moving knife or During quiet knife, then have to readjust moving knife and quiet knife size again, waste time and energy.

(5) existing punching and shearing machine rear material stopping device structure design is simpler and cruder, realizes keeping off often by a press part Material purpose, and the press part can be used for multiple processing stations by way of rotation；Such rear material stopping device is in the face of big During dimension workpiece, backgauge effect is limited, and workpiece can still be produced and be rocked, and affects shearing quality, and operates also very loaded down with trivial details.

Through retrieval, the existing solution for solving above-mentioned subproblem, such as China Patent No. in prior art ZL201320536225.X, authorized announcement date are 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 are on January 13rd, 2016, and invention and created name is：A kind of new Multi-purpose punching and shearing machine material pressing device；Described two application cases are redesigned to the material pressing device of punching and shearing machine, are served Improve shear precision, it is ensured that the purpose of edge of a knife quality and process safety, but above-mentioned application case simplify compression operate without assorted Larger improvement, material pressing device adjust to get up still to be inconvenient.

And be directed to 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, the Application No. 201520342552.0 of this application case, invention and created name to For：A kind of double punching and shearing machine；This application case achieves double switching by mobile die shoe, very convenient quick；But pin To the low problem of the punching precision of punching station presence, this application case is not solved well, therefore, it is still necessary to further change Enter.

Chinese Patent Application No. 201220204189.2, invention and created name is：Gradual rotary cutter；This application case A kind of utilization eccentric structure mentality of designing smooth to ensure workpiece otch is then provided, but this application case structure design is very multiple Miscellaneous, manufacturing cost is higher, is not appropriate in enterprise's popularization and application.

Structure design with regard to 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：A kind of stock stop of cutter；The rear material stopping device of this application case can be compared with Good minimizing workpiece torsional deformation, but the back striker plate of this application case is only used for 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, its performance is further improved, Become the task of top priority.

Utility model content

1. utility model technical problem to be solved

The purpose of this utility model is to solve the problems, such as above-mentioned punching and shearing machine, there is provided a kind of multifunction hydraulic joint punching Shearing machine；This utility model solves the number of drawbacks of existing punching and shearing machine, improves punching and shearing machine using effect, and to existing punching and shearing machine Improvement cost relatively low, good in economic efficiency.

2. technical scheme

For reaching above-mentioned purpose, the technical scheme that this utility model is provided is：

A kind of multifunction hydraulic punching (shearing) machine of the present utility model, including oil cylinder fixed mechanism and knife plate matching mechanism for seedlings； In described oil cylinder fixed mechanism, hydraulic jack is connected by the second fastening bolt with punching and shearing machine fuselage, and hydraulic jack and fuselage Contact surface be the paired cammed surface for coordinating；In described knife plate matching mechanism for seedlings, knife plate is connected with an eccentric shaft, should by rotation Eccentric shaft makes moving knife knife plate match with quiet knife knife plate.

Further, the side of hydraulic jack arranges fluted or boss；Accordingly, the side of fuselage is provided with therewith The boss or groove of cooperation.

Further, described boss is T-shaped boss or dove-tail form boss；Described groove is to be harmonious with boss size T-shaped groove or dove-tail form groove.

Further, described knife plate matching mechanism for seedlings includes knife plate coupling eccentric shaft, knife plate coupling eccentric shaft according to Secondary setting outer stationary plates, the first concentric segments, the second eccentric segment and the 3rd concentric segments, knife plate coupling eccentric shaft cross fuselage, and lead to The wallboard that outer stationary plates are crossed with fuselage is fixed, and described knife plate mates the second eccentric segment of eccentric shaft by a connecting plate with knife plate It is connected.

Further, described hydraulic combined punching ＆ shearing machine also includes a feeding pressure mechanism, and the feeding pressure mechanism includes 3 stations Binder component；Wherein：

First binder component includes the first limit flitch, the first clamping screw and the first fixed cover, opens up on the first limit flitch There are the first chute feeder, the first clamping screw to be arranged on the first limit flitch by the first fixed cover, the first clamping screw being capable of court The drift angle direction movement of the first chute feeder；

Second binder component is arranged at the side of the first binder component, the second binder component 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 second clamping screw is arranged at the top of the second limit flitch by the second fixed cover；Described slide plate sets It is placed on the second limit flitch, the slide plate can be moved in the horizontal direction along the second limit flitch；

3rd binder component is arranged at the lower end of the first binder component and the second binder component, and the 3rd binder component includes Three limit flitch, the 3rd clamping screw, the 3rd fixed cover and the second compact heap, the bottom of the 3rd clamping screw arrange second and compress Block, the 3rd clamping screw are arranged at the oblique upper of the 3rd limit flitch by the 3rd fixed cover；Open on the 3rd described limit flitch Compact heap draw-in groove is provided with, the second compact heap is snapped in the compact heap draw-in groove.

Further, described hydraulic combined punching ＆ shearing machine also includes a die shoe hold-down mechanism, the die shoe compacting machine Structure includes that oil cylinder base plate, column, thread segment, adjusting nut, pressing plate and die shoe fixed plate, column are connected with oil cylinder base plate, stands 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 mould Seat fixed plate is located at the lower section of pressing plate, and the die shoe fixed plate is connected with die shoe.

Further, the piston lower portion of the hydraulic jack is provided with punch holder construction section, outside the punch holder construction section Surface is provided with screw thread, and described punch holder also offers corresponding female thread, and punch holder is logical with the piston of hydraulic jack Cross threaded connection.

Further, described hydraulic combined punching ＆ shearing machine also includes a rear stock stop, after the rear stock stop includes Backgauge fixed plate, fixed mount, dynamic plate, sliding seat, adjusting screw, roll adjustment handle and binder component, back material stopping fixed plate and fuselage It is flexibly connected, fixed mount and back material stopping fixed plate surround a strip framework；Described adjusting screw, should through strip framework Adjusting screw arranges roll adjustment handle away from one end of back material stopping fixed plate, and, on adjusting screw, the sliding seat can for sliding seat string Slide along adjusting screw；Dynamic plate is connected with sliding seat, and binder component is then arranged on dynamic plate.

Further, described rear stock stop is additionally provided with a rule, and the rule is along the length side of fixed mount To laying.

A kind of punching-shearing method of multifunction hydraulic punching (shearing) machine of the present utility model, when shearing angle steel, by angle steel The first chute feeder is inserted, and is adjusted the first clamping screw and angle steel is compressed towards the drift angle direction movement of the first chute feeder, starts punching and shearing machine Realize shearing；

When channel-section steel need to be sheared, channel-section steel is inserted the second chute feeder, control slide plate limits flitch in the horizontal direction along second Mobile, compress channel-section steel in the horizontal direction；And adjust 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 insertion the 3rd is limited in crack of the flitch with blowing platform, adjust the 3rd and compress spiral shell Bar is moved down, and compresses sheet material, is started punching and shearing machine and is realized shearing；

When being punched out to workpiece, workpiece is put on die shoe, adjusts 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；Simultaneously mobile lower mould Seat, corresponding nib is moved to below drift；

In the shear history of angle steel, channel-section steel or sheet material, according to shearing dimensional requirement, roll adjustment handle is rotated, control is slided Seat is moved along adjusting screw, and sliding seat drives dynamic plate movement, reads distance on rule, dynamic plate is fixed on specified location, press Material component carries out compression positioning to angle steel, channel-section steel or sheet material；

Phenomenon is mismatched as size occur in moving knife and quiet knife, and rotatable knife plate mates eccentric shaft, moving knife knife plate is made in certain Radian rotates, and to moving knife and quiet knife size coupling, then knife plate coupling eccentric shaft is fixed with fuselage.

3. beneficial effect

The technical scheme provided using this utility model, compared with existing known technology, with following remarkable result：

(1) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, in vertical direction, fuselage is connect with hydraulic jack Contacting surface is the paired cammed surface for coordinating, and in the horizontal direction, is connected by male and fomale(M＆F) of the fuselage with hydraulic jack so that punching The reaction force acts that shearing machine is operationally subject to are on fuselage, it is to avoid the deformation of bolt so that hydraulic jack will not produce Loosen, so as to improve the punching precision and service life of punching and shearing machine；On the other hand, this kind of structure design is to the strong of fastening bolt Degree reduces requirement, need to only use plain bolt to connect fuselage and hydraulic jack, reuse nut and simply lock, both reduced Cost, also convenient, quick when hydraulic jack is changed；

(2) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, its devise a knife plate coupling eccentric shaft, make Moving knife knife plate is connected by the second eccentric segment that a connecting plate mates eccentric shaft with knife plate, so rotation knife plate coupling eccentric shaft, Moving knife knife plate can be caused with an oval radian rotation, rotation in this way ensure that moving knife knife plate and quiet knife knife plate reach Location matches are arrived, and then the edge of a knife of moving knife and quiet knife can also reach coupling, this is a method that puts things right once and for all, and adjusts once Afterwards, behind again more allowing blade replacement when, mismatch phenomenon will be less prone to, the use of client will be greatly facilitated；

(3) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, which devises the binder component of 3 stations, its In the second binder component can be moved in the horizontal direction along the second limit flitch by controlling slide plate, pressing groove in the horizontal direction Steel；And adjust the second clamping screw and move down, in the vertical direction compresses channel-section steel so that channel-section steel will not produce movement, improves Shear precision, easy to operate, quick, hence it is evident that improve the work efficiency and processing safety of punching and shearing machine；

(4) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, devises hold-down mechanism above die shoe, During punching processing, hold-down mechanism is before punch workpiece first by Work-sheet pressing, it is ensured that punching precision, after punching terminates, pressure Tight mechanism departs from workpiece after drift leaves workpiece, can effectively prevent workpiece from beating with drift, improve making for punching and shearing machine With life-span and safety in utilization；

(5) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, can control binder by rotating roll adjustment handle Component carries out compression positioning to workpiece, easy to operate, time saving and energy saving；And multiple binder components can be installed on the dynamic plate in both sides, can Backgauge effect is simultaneously worked as to angle steel processing stations, channel-section steel processing stations, sheet fabrication station etc., and flexible adjustment is practical； Rule is set on fixed mount, and the position of binder component, the workpiece size for shear offing can be adjusted according to the size of shearing size Precision is higher；

(6) a kind of multifunction hydraulic punching (shearing) machine of the present utility model, solves the number of drawbacks of existing punching and shearing machine, carries High 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.

Description of the drawings

Fig. 1 is the structural representation of feeding pressure mechanism in a kind of multifunction hydraulic punching (shearing) machine of the present utility model；

Fig. 2 is the structural representation of the second limit flitch in this utility model；

Structural representations of the Fig. 3 for this utility model middle slide plate；

Fig. 4 is the structural representation of platform binder component in this utility model；

Fig. 5 is the structural representation of oil cylinder fixed mechanism in embodiment of the present utility model 2；

Fig. 6 is the structural representation of oil cylinder in embodiment of the present utility model 2；

Fig. 7 is the structural representation of 2 middle fuselage of embodiment of the present utility model；

Fig. 8 is the structural representation of oil cylinder fixed mechanism in embodiment of the present utility model 3；

Fig. 9 is the structural representation of oil cylinder in embodiment of the present utility model 3；

Figure 10 is the structural representation of 3 middle fuselage of embodiment of the present utility model；

Figure 11 is the structural representation of lower mold assemblies in punching station of the present utility model；

Figure 12 is the structural representation of upper die component in punching station of the present utility model；

Figure 13 is the structural representation that knife plate mates eccentric shaft in this utility model；

Figure 14 is the top view that knife plate mates eccentric shaft in this utility model；

Figure 15 is the structural representation of rear stock stop in this utility model；

Figure 16 is the top view of rear stock stop in this utility model.

Label declaration in schematic diagram：

1st, fuselage；11st, fuselage side plate；111st, side plate boss；112nd, the first side plate fixing hole；

211st, the first limit flitch；212nd, the first chute feeder；213rd, the first clamping screw；214th, the first fixed cover；221st, Two limit flitch；2211st, flitch chute is limited；2212nd, flitch screw is limited；222nd, the second chute feeder；223rd, the second clamping screw；224、 Second fixed cover；225th, the first compact heap；226th, slide plate；2261st, slide plate chute；2262nd, slide plate screw；231st, the 3rd limit material Plate；232nd, the 3rd chute feeder；233rd, the 3rd clamping screw；234th, the 3rd fixed cover；235th, the second compact heap；236th, compact heap card Groove；237th, observation port；238th, the first fastening bolt；239th, mounting hole；241st, blowing platform；242nd, striker plate chute；243rd, keep off Flitch；244th, screw rod chute；245th, screw rod is screwed；246th, handle is screwed；

31st, hydraulic jack；32nd, oil cylinder side plate；321st, side plate groove；322nd, the second side plate fixing hole；33rd, the second fastening spiral shell Bolt；

411st, punch holder construction section；412nd, punch holder；413rd, drift；421st, die shoe；422nd, nib；423rd, workbench； 424th, bearing chute；425th, bearing；426th, locking nut；

51st, oil cylinder base plate；52nd, column；53rd, thread segment；54th, adjusting nut；55th, pressing plate；56th, pressing plate through hole；57th, lower mould Seat fixed plate；

6th, knife plate coupling eccentric shaft；61st, outer stationary plates；62nd, fixed plate screw；63rd, the first concentric segments；64th, second is eccentric Section；65th, the 3rd concentric segments；

71st, back material stopping fixed plate；72nd, fixed mount；73rd, plate is moved；731st, plate chute is moved；74th, roller；751st, the 4th spiral shell is compressed Bar；752nd, the 4th fixed cover；753rd, the 3rd compact heap；76th, sliding seat；77th, pole；78th, adjusting screw；79th, roll adjustment handle.

Specific embodiment

For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.

Embodiment 1

In conjunction with Fig. 1, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, its are arranged in the front of punching and shearing machine fuselage 1 One feeding pressure mechanism, the feeding pressure mechanism include the binder component of 3 stations；Wherein：

First binder component includes the first limit flitch 211, the first clamping screw 213 and the first fixed cover 214, the first limit material Plate 211 is secured by bolts on fuselage 1, offers the first chute feeder 212, the first chute feeder 212 on the first limit flitch 211 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 be moved towards the drift angle direction of the first chute feeder 212.The first binder component master of the present embodiment Angle steel when shearing angle steel, is inserted the first chute feeder 212, adjusts the first clamping screw 213 by the shearing of angle steel to be applied to Drift angle direction movement towards the first chute feeder 212 compresses angle steel, starts the shearing that punching and shearing machine can achieve angle steel.

Second binder component is arranged at the side of the first binder component, and the second binder component of the present embodiment is primarily adapted for use in The shearing of channel-section steel.Second binder component includes that the second limit flitch 221, the second clamping screw 223, the second fixed cover 224, first are 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 offers the rectangular plate of square opening for inside, and the purpose for opening up square opening is not block the second chute feeder 222, the Then level opens up limited flitch chute 2211 for the upper and lower both sides of square opening of two limit flitch 221, 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 " shape structure, opens on 226 liang of parallel support plates of the slide plate Slide plate screw 2262 is provided with, on another vertical support plate, slide plate chute 2261 is offered.Slide plate screw 2262 and limit flitch chute 2211 match, and slide plate chute 2261 is matched with limit flitch screw 2212, by limiting flitch screws by different for bolt insertion In 2212, slide plate 226 can be controlled and moved in the horizontal direction along the limit flitch chute 2211 of the second limit flitch 221, then be screwed Bolt in slide plate screw 2262, that is, can guarantee that slide plate 226 compresses channel-section steel in the horizontal direction.The second described clamping screw 223 bottom arranges the first compact heap 225, and the second clamping screw 223 is vertically arranged, and second clamping screw 223 passes through second Fixed cover 224 is arranged at the top of the second limit flitch 221, and the second clamping screw 223 can be moved in vertical direction, by adjusting Second clamping screw 223 is moved down, can in the vertical direction compress channel-section steel, realize the shearing of channel-section steel.The present embodiment is simple Adjusting slider 226 and the second clamping screw 223, that is, can guarantee that channel-section steel is 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 component is arranged at the lower end of the first binder component and the second binder component, the 3rd binder component Including the 3rd limit flitch 231, the 3rd clamping screw 233, the 3rd fixed cover 234 and the second compact heap 235.3rd clamping screw 233 bottom arranges the second compact heap 235, and the 3rd clamping screw 233 is arranged at the 3rd limit flitch by the 3rd fixed cover 234 231 oblique upper；Compact heap draw-in groove 236 is offered on the 3rd described limit flitch 231, the second compact heap 235 snaps in the compression In block draw-in groove 236.

Mounting hole 239 is further opened with the both sides of the 3rd limit flitch 231, the mounting hole 239 inclines 45 ° of directions and arranges, waist The first fastening bolt 238 is provided with shape hole 239.When cutting operation is carried out, first can be first unscrewed tight according to the thickness of sheet material Fixing bolt 238, then adjust 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.Such as need to dismantle the 3rd limit flitch 231, it is also possible to simply by backing out the first fastening bolt 238 dismountings that can achieve the 3rd limit flitch 231.Additionally, on the 3rd limit flitch 231 being further opened with multiple setting in vertical direction The observation port 237 that puts, the setting of the observation port 237 can help operator when cutting operation is carried out, and the moment observes workpiece The whether suitable and lower knife situation of putting position, reduces because of operational error and the frequency of waste product occurs.

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 are mainly coordinated with platform binder component as shown in Figure 4, and referring to Fig. 1 and Fig. 4, platform binder component sets It is placed on blowing platform 241, the platform binder component includes striker plate 243, screws screw rod 245 and screws handle 246, striker plate 243 offer screw rod chute 244 along its length, screw screw rod 245 and insert in the screw rod chute 244, and corresponding, blowing is put down Platform 241 also offers striker plate chute 242 along its length, and striker plate 243 can horizontally slip along striker plate chute 242, And handle 246 is screwed by operator, striker plate 243 is fixed.

When cutting to angle steel, angle steel can be inserted in the 3rd chute feeder 232, then striker plate 243 be moved to finger Positioning is put, and rotation striker plate 243 compresses angle steel under the cooperation of 232 side wall of the 3rd chute feeder, finally screws handle 246, Tighten and screw screw rod 245, you can striker plate 243 is fixed, and then ensure that angle steel is reliably fixed.

The multifunction hydraulic punching (shearing) machine of the present embodiment, the binder component of its 3 stations ensure that workpiece in cutting Reliably fixed before processing, 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, machine is fixed 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, in the fuselage side plate 11 of fuselage 1 On be correspondingly arranged " T-shaped " side plate boss 111, and open up the first side plate fixing hole 112 in the both sides of 11 length direction of fuselage side plate, The second side plate fixing hole 322 is opened up in the both sides of 32 length direction of oil cylinder side plate.

During assembling punching and shearing machine, will be recessed for " T-shaped " side plate of 31 side of the insertion hydraulic jack of " T-shaped " side plate boss 111 of 1 side of fuselage In groove 321, reuse the second fastening bolt 33 and the first side plate fixing hole 112, the second side plate fixing hole 322 is passed through by hydraulic jack 31 and fuselage 1 be fastenedly connected.As in vertical direction, fuselage 1 is the paired cammed surface for coordinating with 31 contact surface of hydraulic jack, In the horizontal direction, the male and fomale(M＆F) by fuselage 1 with hydraulic jack 31 is connected so that it is anti-that punching and shearing machine is operationally subject to Active force is acted 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 the punching precision and service life of punching and shearing machine；On the other hand, this kind of structure design is to the strong of the second fastening bolt 33 Degree reduces requirement, only need to reuse nut using plain bolt connection fuselage 1 with hydraulic jack 31 and simply lock, both drop Low cost, also convenient, quick when hydraulic jack 31 is changed.

Embodiment 3

In conjunction with Fig. 8, Fig. 9 and Figure 10, a kind of multifunction hydraulic punching (shearing) machine of the present embodiment, is 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, corresponding, in fuselage Dove-tail form groove is set on 1 fuselage side plate 11.

During assembling punching and shearing machine, by the dove-tail form groove of laterally inserted for the dove-tail form boss of 31 side of hydraulic jack 1 side of fuselage, Reuse the second fastening bolt 33 the first side plate fixing hole 112, the second side plate fixing hole 322 is passed through by hydraulic jack 31 and fuselage 1 is fastenedly connected.Due to the dovetail face that hydraulic jack 31 and 1 contact surface of fuselage are cooperation so that when hydraulic jack 31 is changed more Plus it is 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 the punching precision and service life of punching and shearing machine.

What deserves to be explained is, the present embodiment realizes that oil cylinder is reliably fixed, does not produce the core of mechanical shock during punching The heart is：In vertical direction, using fuselage 1 and the wedge contact surface of 31 paired cooperation of hydraulic jack, in the horizontal direction, utilize 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 are in fuselage 1 On.Under the 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 embodiment 2 and the T-shaped or dove-tail form described in embodiment 3；Every oily using the realization of above-mentioned principle What cylinder was fixed all should fall into protection domain of the present utility model.

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, a kind of structural representation of double punching and shearing machine that Figure 11 applies before being inventor, it is contemplated that existing punching and shearing machine by In the reason for structure design, the comparison of the design of workbench 423 is short, and die shoe 421 is all mounted on workbench 423, lower mould Two nibs 422 generally are configured with seat 421, when station is changed, need to remove die shoe 421, turned around and then pacify again It is attached on workbench 423, in punching section bar of different shapes, needs 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, very time-consuming effort.In order to solve this problem, inventor is by lower mould The bearing 425 of seat 421, when 421 station of die shoe is changed, only will need to be locked by locking nut 426 on workbench 423 Tight nut 426 unclamps, and adjusting die shoe 421 can carry out double switching along the movement of bearing chute 424, very convenient quick.

But, after the improvement, structure still suffers from the existing punching and shearing machine that mentions in some problems, i.e. background technology in punching Cheng Zhong, it may appear that the punching on workpiece produces the defect for inclining, punching precision is low, in drift backhaul, as internal surface of hole is Rough surface, also occurs that workpiece is beated with drift, affects machining accuracy.In order to solve this problem, the present embodiment is devised 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 are connected with oil cylinder base plate 51, and 52 bottom of column 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 located at the lower section of pressing plate 55, and the die shoe fixed plate 57 is connected with die shoe 421.

There is the die shoe hold-down mechanism of the present embodiment, in 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, can Effectively prevent workpiece from beating with drift, improve the service life and 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.For this purpose, the present embodiment is set in the piston lower portion of hydraulic jack 31 Punch holder construction section 411 is put, 411 outer surface of punch holder construction section is provided with screw thread, described punch holder 412 is also offered Corresponding female thread, punch holder 412 are threaded connection with the piston of hydraulic jack 31.When different size hole need to be rushed, Punch holder 412 is backed out, corresponding drift 413 is changed；Mobile die shoe 421, corresponding nib 422 is moved under drift 413 simultaneously Side, the drift 413 of upper mould also achieve convenient replacing, and the using effect of whole double punching mechanism has been 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 the knife plate matching mechanism for seedlings is knife plate coupling eccentric shaft 6, and described knife plate coupling eccentric shaft 6 sets gradually outer stationary plates 61st, the first concentric segments 63, the second eccentric segment 64 and the 3rd concentric segments 65, knife plate coupling eccentric shaft 6 cross fuselage 1, outer stationary plates Fixed plate screw 62 is offered on 61, and outer stationary plates 61 are inserted in fixed plate screw 62 by bolt and fixed with the wallboard of fuselage 1. The knife plate coupling eccentric shaft 6 of the present embodiment, as the term suggests i.e. outer stationary plates 61, the first concentric segments 63 and the 3rd concentric segments 65 are same The heart, the second eccentric segment 64 and other three sections of all decentractions, eccentric distance are passed through according to the production of inventor depending on different situations Test, eccentric 2mm is typically attained by requiring.

In the present embodiment, the core design thought of knife plate coupling eccentric shaft 6 is to make moving knife knife plate by a connecting plate and knife Second eccentric segment 64 of plate coupling eccentric shaft 6 is connected, so rotation knife plate coupling eccentric shaft 6, can cause moving knife knife plate with one Oval radian rotation, rather than circular radian rotation, in this way rotation ensure that moving knife knife plate and quiet knife knife plate reach Location matches are arrived, and then the edge of a knife of moving knife and quiet knife can also reach coupling.Because the processing dimension of moving knife and quiet knife is often all Accurate and match each other, as long as knife plate reaches location matches, then in the case of changing moving knife and quiet knife below, be also not required to To do other adjustment again, so it is a method that puts things right once and for all to mate eccentric shaft 6 using the knife plate that the present embodiment is provided, adjust After once, behind again more allowing blade replacement when, mismatch phenomenon will be less prone to, the use of client will be greatly facilitated.

The knife plate coupling eccentric shaft 6 of the present embodiment typically has two kinds of designs, one kind be in the punching and shearing machine process segment, After moving knife knife plate and quiet knife knife plate have been installed, mate eccentric shaft 6 so that moving knife knife plate and quiet knife knife plate by rotating knife plate Location matches are reached, then perforate on the wallboard of fuselage 1, knife plate is mated eccentric shaft 6 and is fixed.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 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 are threaded connection.So, it is ensured that during client is using punching and shearing machine, mate mesh to reach the edge of a knife , (this kind of situation is little general so that moving knife knife plate and quiet knife knife plate reach location matches need to rotate knife plate coupling eccentric shaft 6 again Rate event).Now, although the fixed plate screw 62 opened up on outer stationary plates 61 can not be overlapped with perforate on the wallboard of fuselage 1, Can still pass through to change outer stationary plates 61, reach the purpose that fixed knife plate mates eccentric shaft 6, larger 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 78,79 and of roll adjustment handle Binder component, back material stopping fixed plate 71 are bolted with fuselage 1, and fixed mount 72 and back material stopping fixed plate 71 surround a strip Shape framework；Described adjusting screw 78 is through strip framework, i.e. one end of the adjusting screw 78 and 71 phase of back material stopping fixed plate Even, the other end is connected with roll adjustment handle 79 through after fixed mount 72.Sliding seat 76 is gone here and there on adjusting screw 78,76 energy of sliding seat Enough slide along adjusting screw 78, dynamic plate 73 is then connected with sliding seat 76, 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, also can slide along the length direction of adjusting screw 78 in the lower moving plate 73 that drives of sliding seat 76, described Binder component 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, will according to shearing size Ask, rotatable roll adjustment handle 79, control sliding seat 76 is moved along adjusting screw 78, sliding seat 76 drives dynamic plate 73 to move, will be dynamic Plate 73 is fixed on specified location, and binder component carries out compression positioning 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 that the rear stock stop of the present embodiment, can have one Individual optimal using effect, the present embodiment have also concatenated a pole 77 on sliding seat 76, and the pole 77 is located at adjusting screw 78 surface, is similarly that one end is connected with back material stopping fixed plate 71, and the other end is connected with fixed mount 72.Sliding seat 76 or so A roller 74 is then provided between the dynamic plate 73 of both sides, and the roller 74 can be rolled along 72 upper surface of fixed mount.The present embodiment sets Pole 77, roller 74 is put, be ensure that dynamic plate 73 is moved more smooth, will not be produced 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 components are at least installed, so angle steel processing stations, channel-section steel processing stations, sheet fabrication station etc. can be risen simultaneously Act on to backgauge, flexible adjustment is 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 component of the present embodiment includes the 4th clamping screw 751, the 4th fixed cover 752 and the 3rd compact heap 753, the 4th fixed cover 752 is snapped in dynamic plate chute 731, and the 4th clamping screw 751 connects near one end of back material stopping fixed plate 71 The 3rd compact heap 753 is connect, the 4th clamping screw 751 can be moved along the length direction of adjusting screw 78.The present embodiment is solid Determine on frame 72, to arrange rule, can be according to the position of the size coarse adjustment binder component of shearing size, then again by rotation the 4th Clamping screw 751 finely tunes the position of the 3rd compact heap 753, ensure that, after adjusting twice, the workpiece size precision for shear offing 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, specially：

When angle steel need to be sheared, angle steel is inserted the first chute feeder 212, the first clamping screw 213 is adjusted towards the first feeding The drift angle direction movement of groove 212 compresses angle steel, 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 exists along the second limit flitch 221 Horizontal direction is moved, and compresses channel-section steel in the horizontal direction；And adjust the second clamping screw 223 and move down, in the vertical direction Channel-section steel is compressed, is started punching and shearing machine and is realized shearing；

When sheet material need to be sheared, sheet material insertion the 3rd is limited in crack of the flitch 231 with blowing platform 241, the 3rd is adjusted Clamping screw 233 is moved down, and compresses sheet material, is started punching and shearing machine and is realized shearing；

Angle steel can also be inserted in the 3rd chute feeder 232, then striker plate 243 be moved to specified location, rotate striker plate 243 compress angle steel under the cooperation of 232 side wall of the 3rd chute feeder, 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 is started punching and shearing machine and is realized shearing；

When being punched out to workpiece, workpiece is put on die shoe 421, adjusts adjusting nut 54, press pressing plate 55 Workpiece is fastened, is started punching and shearing machine and is realized punching；When need to rush different size hole, punch holder 412 is backed out, change corresponding drift 413；Mobile die shoe 421, corresponding nib 422 is moved to below drift 413 simultaneously；

In the shear history of angle steel, channel-section steel or sheet material, according to shearing dimensional requirement, rotation roll adjustment handle 79, control is slided Dynamic seat 76 is moved along adjusting screw 78, and sliding seat 76 drives dynamic plate 73 to move, and reads distance on rule, dynamic plate 73 is fixed on Specified location, binder component carry out compression positioning to angle steel, channel-section steel or sheet material；

Phenomenon is mismatched as size occur in moving knife and quiet knife, and rotatable knife plate mates eccentric shaft 6, moving knife knife plate is made in certain Radian rotates, and to moving knife and quiet knife size coupling, then knife plate coupling eccentric shaft 6 is fixed with fuselage 1.

Schematically this utility model and embodiments thereof are described above, the description does not have restricted, accompanying drawing Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area Those of ordinary skill enlightened by which, in the case where objective is created without departing from this utility model, design without creative The frame mode similar to the technical scheme and embodiment, all should belong to protection domain of the present utility model.

Claims (9)

1. a kind of multifunction hydraulic punching (shearing) machine, it is characterised in that：Including oil cylinder fixed mechanism and knife plate matching mechanism for seedlings；Described Oil cylinder fixed mechanism in hydraulic jack (31) be connected by the second fastening bolt (33) with punching and shearing machine fuselage (1), and hydraulic oil Cylinder (31) is the paired cammed surface for coordinating 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 knife knife plate by rotating the eccentric shaft.

2. a kind of multifunction hydraulic punching (shearing) machine according to claim 1, it is characterised in that：The side of hydraulic jack (31) Face arranges fluted or boss；Accordingly, the side of fuselage (1) is provided with matched boss or groove.

3. a kind of multifunction hydraulic punching (shearing) machine 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.

4. a kind of multifunction hydraulic punching (shearing) machine according to claim 3, it is characterised in that：Described knife plate MM Structure includes knife plate coupling eccentric shaft (6), and 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) cross fuselage (1), and by outer 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 connecting plate with knife plate Section (64) is connected.

5. a kind of multifunction hydraulic punching (shearing) machine according to 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 the feeding pressure mechanism includes the binder component of 3 stations；Wherein：

First binder component includes the first limit flitch (211), the first clamping screw (213) and the first fixed cover (214), the first limit The first chute feeder (212) is offered on flitch (211), and the first clamping screw (213) is arranged at by the first fixed cover (214) In one limit flitch (211), the first clamping screw (213) can be moved towards the drift angle direction of the first chute feeder (212)；

Second binder component is arranged at the side of the first binder component, the second binder component include the second limit flitch (221), second Clamping screw (223), the second fixed cover (224), the first compact heap (225), slide plate (226)；The bottom of the second clamping screw (223) Portion arranges the first compact heap (225), and the second clamping screw (223) is vertically arranged, and 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), The slide plate (226) can be moved in the horizontal direction along the second limit flitch (221)；

3rd binder component is arranged at the lower end of the first binder component and the second binder component, and the 3rd binder component 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 are offered in the 3rd described limit flitch (231) (235) snap in the compact heap draw-in groove (236).

6. a kind of multifunction hydraulic punching (shearing) machine according to 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 the 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 located at the lower section of pressing plate (55), the lower mould Seat fixed plate (57) is connected with die shoe (421).

7. a kind of multifunction hydraulic punching (shearing) machine according to claim 6, it is characterised in that：Hydraulic jack (31) Piston lower portion be provided with punch holder construction section (411), 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. a kind of multifunction hydraulic punching (shearing) machine according to any one of Claims 1 to 4, it is characterised in that：Described Hydraulic combined punching ＆ shearing machine also includes a rear stock stop, the 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 component, 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) Run through strip framework, the 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 the sliding seat (76) can slide along adjusting screw (78)；Dynamic plate (73) and sliding seat (76) it is connected, binder component is then arranged on dynamic plate (73).

9. a kind of multifunction hydraulic punching (shearing) machine according to claim 8, it is characterised in that：Described rear stock stop A rule is additionally provided with, the rule is laid along the length direction of fixed mount (72).