CN1883843A

CN1883843A - Punch-shearing machine

Info

Publication number: CN1883843A
Application number: CN 200610088156
Authority: CN
Inventors: 陈卫刚; 陈耀良
Original assignee: CHANGSHU WEIJIANG MACHINERY Co Ltd
Current assignee: CHANGSHU WEIJIANG MACHINERY Co Ltd
Priority date: 2006-06-30
Filing date: 2006-06-30
Publication date: 2006-12-27
Anticipated expiration: 2026-06-30
Also published as: CN100469479C

Abstract

A stamping and shearing machine, used for punching angle iron, round steel, flat steel, square steel, and also for punching square hole, round hole, slotted hole, chamfer, bending etc., belongs to field of punching mechanism technology, which includes stand frame, punch slider, drive mechanism, electric-magnet control mechanism with treading type switch. A slider cavity is provided on top of stand frame foreside, and a material cutting die bed is formed corresponding to the underpart of the cavity. The punch slider is slide-adapted in the slider cavity. The drive mechanism includes electric motor, flywheel, pinion, big gear, clutch, clutch-link, camshaft. Advantages are: the drive mechanism can provides perfect punching shearing force to sliding punch, not only the defect of laborious manual operation and sheet iron shearing punching only in present technology is compensated, but also has eliminated the bewilderment of the machining-incapable of angle iron, round steel, flat steel and square steel by hydro-cylinder static pressure. The integral volume is small and presentesmobility, which provides maneuver and flexible convenience for field job location, for example building site and workshop.

Description

Punch-shearing machine

Technical field

The present invention relates to a kind of punch-shearing machine, be used for punching angle bar, round steel, band steel, square steel and towards square hole, circular hole, slotted hole, corner cut, bend etc., belong to the punching shear mechanical technical field.

Background technology

Chinese patent Granted publication CN2142381Y discloses a kind of manual multifunctional and has sheared stamping machine, the manual shearing stamping machine that it is made up of fuselage, movable section bar cutting edge, sliding panel, adjusting screw(rod), pressing plate, depression bar, characteristics are to have sheet material cutting edge and punch die tool fixed installation hole simultaneously in the bottom of sliding panel, also have a planar working table at fuselage bottom accordingly with it.This technical scheme has strong point simple in structure, but there is following shortcoming, the one, only can the punching thinner thickness be about various iron sheets about 1mm, then powerless for thicker iron sheet, especially to taking on by this shearing stamping machine such as angle bar, round steel, band steel, square steel; The 2nd, it is comparatively painstaking to operate, and inefficiency, for example need grip under the depression bar to reinforcing by operating personnel, the tooth plate that is meshed with the depression bar gear by the depression bar gear driven on the depression bar, drive pressing plate by tooth plate, and then drive the slide block that the section bar cutting edge is installed by pressing plate and move down along sliding panel, thereby make the section bar cutting edge cooperate fixedly cutting edge that section bar is sheared, as seen, active force is more from the transmission step that depression bar is passed to the section bar cutting edge gradually, cause the loss of active force bigger, thereby be very laboriously, and efficient is very low; The 3rd, examine its operation principle from overall structure, do not have the factor of punching press.

Chinese patent Granted publication CN2740331Y has disclosed a kind of multi-functional punching press plate shearing machine, and more last patent has advantage laborsaving and that efficient improves relatively, but still have following drawback, the one, adopted oil cylinder, so matching components such as necessary outfit fuel tank cause equipment cost to increase; The 2nd, oil cylinder punching press shear shows as static pressure or claims extruding, and the disadvantage of static pressure (extruding) is the iron sheet generation effect to thin slice of can only suiting; The 3rd, owing to do not produce the effect of inertia of reinforcement form in the course of work, therefore as described above, just can't be competent at for the processing of angle bar, round steel, band steel, square steel.

Since above-mentioned two kinds of punching and shearing devices all not competent in the building site, the occasion in workshop and so on effectively processes some structural member such as angle bar, wire rod, for this reason, process for the fracture of wire rod and to the otch before the angle bar bent angle at present and still continue to use traditional cutting machine, and adopting traditional cutting machine to cause operation place noise big often, metal fillings is uncontaminated seriously, process is tediously long.

Summary of the invention

Task of the present invention is that a kind of punch-shearing machine that can process angle bar, round steel, band steel, square steel effectively will be provided.

Task of the present invention is finished like this, a kind of punch-shearing machine, it comprises frame 1, be located at the drift slide block 2 on the frame 1, be used to drive 2 motions of drift slide block and be located at transmission mechanism 3 on the frame 1, the magnet control mechanism 4 of band riding boogie board formula switch 5, inclined to one side front side, described frame 1 top offers slide block chamber 11, bottom corresponding to slide block chamber 11 is formed with fracture die holder 12, described drift slide block 20 can slide up and down to sliding being assigned in the slide block chamber 11, described transmission mechanism 3 comprises motor 31, flywheel 33, pinion 34, gear wheel 35, clutch 36, clutch key 37, camshaft 32, motor 31 is fixed on the inclined to one side rear side in frame 1 top by means of top board 312, the output shaft reel 311 of motor 31 links by driving-belt 3111 and flywheel 33, one end of the pinion shaft 341 of pinion 34 and the difference hub setting of nearly middle part are in first of frame 1, second wallboard 15, on 14, the central authorities of the other end of pinion shaft 341 and flywheel 33 fix, gear wheel 35 is nibbled mutually with pinion 34 and is joined, the central authorities of gear wheel 35 are formed with a clutch base chamber 351, and be processed with uniform groove 3511 on the wall body in clutch base chamber 351, one side of clutch 36 is narrow shorten into one be used for for and clutch base chamber 351 compatible canine tooth wheel seats 364 of joining, be concaved with on the wall body of canine tooth wheel seat 364 and groove 3511 corresponding keyways 3641, the opposite side of clutch 36 expands to be established, and offer a key arm groove 361 and a clutch keyhole 363, the woodruff key 371 of clutch key 37 passes through after passing through clutch keyhole 363 and also is located in the keyway 3641, and the key arm 372 of clutch key 37 is corresponding to key arm groove 361, link by spring 373 between clutch 36 and the clutch key 37, the one end expansion of camshaft 32 is provided with cam 321, cam 321 links with drift slide block 2, the other end of camshaft 32 was passing through first side plate 15, clutch 36 back hub settings are on second side plate 14, described magnet control mechanism 4 is located at the inclined to one side rear side in top of frame 1, and is corresponding with described clutch key 37.

Frame 1 of the present invention extends a flywheel casing 13 that is used to screen described flywheel 33 at the rear side position corresponding to second wallboard 14.

The top of drift slide block 2 of the present invention is formed with a L shaped kink 21, bottom two sides are concaved with the oil duct 22 that is used for make-up oil, the centre is processed with slip trepanning 23 among the bottom, be provided with slip cap 24 in the slip trepanning 23, the central authorities of slip cap 24 are cam hole 241, cam hole 241 matches with described cam 321, also extends in the middle position, bottom of drift slide block 2 to be useful on the fracture mould arm 25 that mould is set.

Driving-belt 3111 of the present invention is a belt, and an end is nested with on the output shaft reel 311 of motor 31, and the other end is nested with on the belt pulley 331 that is extended on the flywheel 33.

Tooth on the large and

small gear

35,34 of the present invention is respectively helical teeth.

Clutch key 37 of the present invention has one piece, and described accordingly with it key arm groove 361, clutch keyhole 363, keyway 3641 are that one, groove 3511 are three.

Magnet control of the present invention mechanism 4 is connected with power circuit, it comprises electromagnet 41, slip iron core 42, retaining headstock 43, prominent 44 on retaining, extension spring 45, be installed in the inclined to one side rear side in top of frame 1 after electromagnet 41, slip iron core 42, the 43 mutual assembly of retaining headstock, the end that retaining is prominent 44 links by the slip iron core 42 of retaining headstock 43 with electromagnet 41, and the other end contacts with the key arm 372 of clutch key 37, one end of extension spring 45 is fixed on the retaining headstock 43, and the other end is fixed on and keeps off on prominent 44.

The two bottom sides of frame 1 of the present invention is provided with roller 16.

Be fixed with the counterdie 61 of fracture mould 6 on the fracture die holder 12 of the present invention, and be fixed with the patrix 62 of fracture mould 6 on the described fracture mould arm 25, inclined to one side front side, the top of frame 1 is fixed with die cutting die 7, and the top of die cutting die is corresponding with L shaped kink 21.

Advantage of the present invention, transmission mechanism 3 can provide desirable punching press shear force to slip drift 2, not only remedy the manual operation effort in the prior art and only can shear the defective of the workpiece of punching press iron sheet and so on, and eliminated the puzzlement that adopts the oil cylinder static pressure to be brought angle bar, round steel, band steel, square steel processing; Overall volume is little and can embody mobility, provides maneuverability just can be the application in field construction place such as building site and workshop.

Description of drawings

Fig. 1 is a structure chart of the present invention.

Fig. 2 is the cutaway view of Fig. 1.

The specific embodiment

Ask for an interview Fig. 1 and in conjunction with Fig. 2, inclined to one side front side, the top of frame 1 has processed a slide block chamber 11, here the front side of being talked about is meant the side in user mode oriented manipulation personnel operation, the accent of slide block chamber 11 protects with the 3rd wallboard 17 retainings, remain with certain distance between the 3rd wallboard 17 and the fracture die holder 12, by this apart from constituting operation area.Drift slide block 2 is installed with in the territory, chamber of slide block chamber 11, in order to obtain good lubricating effect between two inwalls that make drift slide block 2 both sides and slide block chamber 11, therefore, can make moving up and down of drift slide block 2 freely nimble to being arranged with in drift slide block 2 both sides oil duct 22 make-up oils of portion on the lower side.Set slip cap 24 in the slip trepanning 23 of drift slide block 2 bottoms, by itself and transmission mechanism 3 transmission binding mutually, under the work of transmission mechanism 3, make and move the back on the drift slide block 2 and dive downwards, so that cooperate the counterdie 61 that is fixed on the fracture die holder 12 that the work piece of angle bar, square steel, round steel, band steel and so on is cut off by be fixed in patrix 62 on the die holder 25 by screw 621.Perhaps, act on by the L shaped kink 21 on drift slide block 2 tops that to be fixedly arranged on the die cutting die 7 (following can the detailed description in detail) at place, inclined to one side front side, frame 1 top by screw 76 die-cut to work piece.

The motor 31 of transmission mechanism 3 is fixed on the top board 312, and top board 312 is fixed in the inclined to one side rear lateral portion of frame 1 by top board hold-down screw 3121, the bottom surface of top board 312 should and frame 1 between keep certain distance, both provided reasonable installing space, and avoided again gear wheel 35 is brought obstacle for magnet control mechanism 4 is set.Be preset with on the output shaft reel 311 of motor 31 with driving-belt 3111 quantity and equate or unequal transmission trough of belt, end according to the driving-belt 3111 that needs radical is nested with in the transmission trough of belt, the other end then is nested with on the belt pulley 331 on the flywheel 33, is preferably V belt for driving-belt 3111.The power of motor 31 passes to flywheel 33 through driving-belt 3111.Profile of tooth be the end of pinion shaft 341 of pinion 34 of helical teeth by pair of bearings 3411 (showing) by Fig. 2 is clear hub setting on the one the

second wallboards

15,14, the other end then passes through behind the centre bore that passed through belt pulley 331 and to flywheel 33 and to be stretched over flywheel 33 external application nuts fastening, central hole at belt pulley 331 is solid with flat key and pinion shaft 341 keys, and drives gear wheel 35 rotations that profile of tooth is similarly helical teeth by the rotation of pinion 34.Be preset with at the back of gear wheel 35 or claim to be shaped in advance cage chamber, an outer end 352, cage chamber, outer end 352 loam cakes are established outer end cap 38, and fixing by end cap screw 381.The medium pore of gear wheel 35 promptly constitutes clutch base chamber 351, on the wall of the chamber in clutch base chamber 351 with impartial separating distance be concaved with three grooves 3511.The canine tooth wheel seat 364 of clutch 36 is located on the clutch base chamber 351, and a keyway 3641 is similarly arranged on the canine tooth wheel seat 364 of clutch 36.The shape of clutch key 37 is horizontally-arranged 7 fonts or L-shaped substantially, the woodruff key 371 of clutch key 37 is stretched on the keyway 3641 after passing clutch keyhole 363, and key arm 372 correspondences of clutch key 37 are on key arm groove 361, key arm 372 is provided with a spring eye 3721, be linked to spring eye 3721 and with clutch key 37 and clutch 36 organic bindings by spring 373, in the process of gear wheel 35 rotations, if woodruff key 371 is in by state shown in the figure, this moment, state was for separating so, why can separate, be by following also want letter and prominent 44 on the retaining of magnet control mechanism 4 block on key arm 372 and do, and as soon as prominent 44 on retaining do not act on and promptly break away from stopping key arm 372, clutch key 37 spurs clutch key 37 under the restoring force of spring 373 so, make woodruff key 371 deflections, thereby by rotating band dynamic clutch 36 rotations of gear wheel 35, camshaft 32 also rotates.The clutch spindle nose 362 of clutch 36 is stretched in the aforesaid outer end cap 38.Because the middle part of camshaft 32 is that hub setting is on first wallboard 15 and wall plate 18, the slip cap 24 of left end and drift slide block 2 is joined solid, right-hand member and clutch 36 keys are solid, and passing through clutch 36, outer end cap 38 back hub settings successively on second wallboard 14 (Fig. 2 is clear to be shown), therefore, in case clutch 36 work just drive camshaft 32 rotations, and then make 2 actions of drift slide block by the cam on the camshaft 32 321.

Because description by the front, basically known the function of magnet control of the present invention mechanism 4, it is succeeded in the switch of raming by circuit, when stepping on riding boogie board formula switch 5, power connection, electromagnet 41, prominent 44 on retainings that link with electromagnetic core 42 or that directly extended by electromagnetic core 42 move towards electromagnet 41 directions, extension spring 45 elongations, the key arm 372 of this moment since do not exist prominent 44 on retaining to its tube bank and deflection under the effect of spring 373, otherwise, make prominent 44 on retaining reset (going out) by the restoring force of extension spring 45.

For fracture mould 6, it is made of upper and

lower mould

62,61, can conversion as the specification of upper and

lower mould

62,61, and the front is mentioned, patrix 62 is fixed on the drift slide block 2 bottoms extended fracture mould arm 25 by screw 621, and counterdie 61 then is fixed on the fracture die holder 12 with screw 611.Be provided with a pressure arm 8 that is used for the pressure holding workpiece to be machined by means of frame 1 above corresponding to counterdie 61, the displacement up or down of pressure arm 8 realizes that by tuning knob 81 tuning knob 81 is located on the pressure arm axle, and the pressure arm axle is located at and extends on a pair of axle ear on the frame 1.

For die cutting die 7, the inclined to one side front side, top of being fixed in frame 1 by one group of screw 76, this die cutting die 7 also is removable, shown in scheming is example, die cutting die 7 comprises stage clip top board 71, stage clip 77, press spring base 72, triangle patrix 73, triangle counterdie 74, mould bases 75, the upper end of the two ends of stage clip top board 71 and stage clip 77 is fixed, the lower end of stage clip 77 is propped up and is fixed on the press spring base 72, press spring base 72 can constitute one with mould bases 75, triangle patrix 73 is fixed on the middle part of stage clip top board 71, corresponding with triangle counterdie 74, triangle counterdie 74 is fixed on the mould bases 75, and mould bases 75 is fixing with frame 1 by screw 76.

The applicant narrates operation principle of the present invention in conjunction with Fig. 1, Fig. 2, at first as required the present invention is taken toward corresponding setting, and the process of taking also is comparatively easily, because can be by roller 16.Punch out the breach of technological requirement on will be to angle iron, so that when angle iron is bent, so, by being located at the button on the frame 1, make transmission mechanism 3 in running order, at this moment, because prominent 44 on the retaining of magnet control mechanism 4 is being restrained and is promptly being blocked key arm 372, therefore, although gear wheel 35 is in rotation, but whole clutch 36 is in the released state with gear wheel 35, and camshaft 32 does not rotate.Yet when operator's pedal switch 5 that tramps with one's feet down, the circuit of electromagnet 4 is connected, and the reason that this power circuit is switched on and the punch press of routine, the principle on the shearing machine are identical, so can not bring puzzlement to understanding.As soon as the action power of magnet control mechanism 4 is switched on, prominent 44 on the retaining of magnet control mechanism 4 just breaks away from key arm 372, and key arm 372 is lost control.Work along with transmission mechanism 3, drive clutch 36 by gear wheel 35, because the clutch key 37 of this moment is in inflection point, drive camshaft 32 rotations by clutch 36, cam 321 on the camshaft 32 makes 2 actions of drift slide block by slip cap 24, L shaped kink 21 by drift slide block 2 acts on stage clip top board 71, stage clip 77 compressions, the triangle patrix 73 that be fixed on stage clip top board 71 middle parts this moment moves down suddenly and moves down with stage clip top board 71, cooperate triangle counterdie 74 by it, make on the angle iron that places between triangle patrix 73 and the triangle counterdie 74 and go out otch; If another kind of situation when promptly angle bar being carried out cutting or claiming severing, so then cooperates counterdie 61 by the patrix 62 that sets firmly on the drift slide block 2, when patrix 62 dives suddenly, the angle bar that places between the upper and

lower mould

62,61 is cut off.Every operation is once decontroled riding boogie board formula switch 5 once.

Though the applicant only goes out otch or with the example that angle bar cuts off, is understood that out as long as change die cutting die 7 angle bar for having reached in the above, corresponding perforating die is installed, just can the band steel upper punch make according to need hole such as square hole, circular hole; In addition, though chat in the above and to the cut-out of angle bar, be similar for the reason of the cut-out of band steel, round steel, square steel.

Claims

1, a kind of punch-shearing machine, it comprises frame (1), be located at the drift slide block (2) on the frame (1), being used to drive drift slide block (2) moves and is located at transmission mechanism (3) on the frame (1), the magnet control mechanism (4) of band riding boogie board formula switch (5), it is characterized in that inclined to one side front side, described frame (1) top offers slide block chamber (11), bottom corresponding to slide block chamber (11) is formed with fracture die holder (12), described drift slide block (2) can slide up and down to sliding being assigned in the slide block chamber (11), described transmission mechanism (3) comprises motor (31), flywheel (33), pinion (34), gear wheel (35), clutch (36), clutch key (37), camshaft (32), motor (31) is fixed on the inclined to one side rear side in frame (1) top by means of top board (312), the output shaft reel (311) of motor (31) links by driving-belt (3111) and flywheel (33), one end of the pinion shaft (341) of pinion (34) and the difference hub setting of nearly middle part are in first of frame (1), second wallboard (15), (14) on, the central authorities of the other end of pinion shaft (341) and flywheel (33) fix, gear wheel (35) is nibbled mutually with pinion (34) and is joined, the central authorities of gear wheel (35) are formed with a clutch base chamber (351), and be processed with uniform groove (3511) on the wall body of clutch base chamber (351), one side of clutch (36) is narrow to be shortened one into and is used for for compatible canine tooth wheel seat (364) of joining with clutch base chamber (351), be concaved with on the wall body of canine tooth wheel seat (364) and the corresponding keyway of groove (3511) (3641), the opposite side of clutch (36) expands to be established, and offer a key arm groove (361) and a clutch keyhole (363), the woodruff key (371) of clutch key (37) passes through after passing through clutch keyhole (363) and also is located in the keyway (3641), and the key arm (372) of clutch key (37) is corresponding to key arm groove (361), link by spring (373) between clutch (36) and the clutch key (37), the one end expansion of camshaft (32) is provided with cam (321), cam (321) links with drift slide block (2), the other end of camshaft (32) was passing through first side plate (15), clutch (36) back hub setting is on second side plate (14), described magnet control mechanism (4) is located at the inclined to one side rear side in top of frame (1), and is corresponding with described clutch key (37).

2, punch-shearing machine according to claim 1 is characterized in that described frame (1) extends a flywheel casing (13) that is used to screen described flywheel (33) at the rear side position corresponding to second wallboard (14).

3, punch-shearing machine according to claim 1, the top that it is characterized in that described drift slide block (2) is formed with a L shaped kink (21), bottom two sides are concaved with the oil duct (22) that is used for make-up oil, the centre is processed with slip trepanning (23) among the bottom, be provided with slip cap (24) in the slip trepanning (23), the central authorities of slip cap (24) are cam hole (241), cam hole (241) matches with described cam (321), also extends in the middle position, bottom of drift slide block (2) to be useful on the fracture mould arm (25) that mould is set.

4, punch-shearing machine according to claim 1 is characterized in that described driving-belt (3111) is a belt, and an end is nested with on the output shaft reel (311) of motor (31), and the other end is nested with on the belt pulley (331) that is extended on the flywheel (33).

5, punch-shearing machine according to claim 1 is characterized in that the tooth on described large and small gear (35), (34) is respectively helical teeth.

6, punch-shearing machine according to claim 1 is characterized in that described clutch key (37) has one piece, and described accordingly with it key arm groove (361), clutch keyhole (363), keyway (3641) are that one, groove (3511) are three.

7, punch-shearing machine according to claim 1, it is characterized in that described magnet control mechanism (4) is connected with power circuit, it comprises electromagnet (41), slip iron core (42), retaining headstock (43), the prominent head of retaining (44), extension spring (45), electromagnet (41), slip iron core (42), be installed in the inclined to one side rear side in top of frame (1) after the mutual assembly of retaining headstock (43), one end of the prominent head of retaining (44) links by the slip iron core (42) of retaining headstock (43) with electromagnet (41), and the other end contacts with the key arm (372) of clutch key (37), one end of extension spring (45) is fixed on the retaining headstock (43), and the other end is fixed on the prominent head of retaining (44).

8, punch-shearing machine according to claim 1 is characterized in that the two bottom sides of described frame (1) is provided with roller (16).

9, punch-shearing machine according to claim 1, it is characterized in that being fixed with on the described fracture die holder (12) counterdie (61) of fracture mould (6), and be fixed with the patrix (62) of fracture mould (6) on the described fracture mould arm (25), the inclined to one side front side, top of frame (1) is fixed with die cutting die (7), and the top of die cutting die is corresponding with L shaped kink (21).