CN209491287U

CN209491287U - A kind of automatic warm heading machine

Info

Publication number: CN209491287U
Application number: CN201821587928.4U
Authority: CN
Inventors: 谢兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-17
Filing date: 2018-09-17
Publication date: 2019-10-15
Anticipated expiration: 2028-09-17

Abstract

The utility model discloses a kind of automatic warm heading machines, its cutoff device includes that blank seat, blanking die and two are symmetrically disposed on raw material both ends and carry out the cutter group broken to clipping, the blanking die is connected in blank seat center, blanking die center is equipped with sleeve joint hole and raw material cooperation is socketed, the molding die includes the folding membrane module of mold core framed, that die sinking can be molded along framed inner face, the shaping mould being set in the gap slot of mold core inner end and driving mold core molding die sinking, and the framed inner end, which is equipped with, molds slot with the square breach of mold core cooperation molding.The utility model product is by using squared design for the framed fitting inner cavity end face of mold core, and wear-resisting insert of having arranged in pairs or groups, so that reducing the mutual abrasion of mold core lower end surface and the framed time in open mold to greatest extent, and it uses bidirectional hydraulic cutter group and blank is carried out to raw material, in two-way simultaneous blank, bidirectional stress can guarantee that the smooth and outer circle of section is indeformable, it is ensured that production quality.

Description

A kind of automatic warm heading machine

Technical field

The utility model relates to technical field of forging and pressing equipment, specifically a kind of automatic warm heading machine.

Background technique

Existing temperature upsetting machine is typically all to carry out blank operation to raw material barred body using unidirectional cutter, in blank process meeting Raw material barred body single load bearing is caused to be deformed, so that the raw material blank section to be processed of cutting is uneven, outer circle is ellipse Shape, to can seriously affect the quality of workpieces processing in following process, the product burr made is more, and product end surface is defective, Waste product is more.In addition because being improved based on stamping technology equipment in existing temperature upsetting machine, in warm upsetting forming machine mould it is framed with Mold core generally all carries out cooperation open mold with the binding face of cylinder or circular cone, but when warm upsetting machine is horizontal temperature upsetting machine, mold core because by Gravity influences, and lower end end edge is bonded with framed stress, during multiple open mold, because only one is bonded end edge at stress, So that position serious wear influences production at this, so that entire framed, mold core service life be caused to be greatly reduced, cost and It is not convenient for safeguarding.

Utility model content

In view of the above-mentioned deficiencies of the prior art, technical problem to be solved by the utility model is to provide a kind of two-way cutters to cut Expect and there is wear-resisting framed, mold core automatic warm heading machine.

To achieve the above object, the automatic warm heading machine of the utility model are as follows: including body and the electric power being set on body Transmission device, upsetting apparatus divide mould liftout attachment, die device, feeding device, cutoff device, heating device and feeding Device, the electric drive include motor, the flywheel being connect with the motor, the crankshaft being connect with the flywheel and with institute The countershaft of crankshaft toothed wheel connection is stated, the upsetting apparatus includes the crankshaft-link rod connecting with the crankshaft and connect with crankshaft-link rod And be used for stamping material into the punching mechanism of product, it is described that mould liftout attachment is divided to include the ejection group being set on the countershaft Part, the die device is set to punching mechanism front end, interior to be equipped with molding die, and the feed device includes being installed on institute State the charging eccentric disc of countershaft and by the feeding material component for feeding eccentric dish driving, the feeding device and the countershaft phase Connection, the cutoff device is set between heating device and feeding material component, the cutoff device include blank seat, blanking die and Two are symmetrically disposed on raw material both ends and carry out the cutter group broken to clipping, and described two cutter groups are connected on blank seat, institute It states blanking die and is connected in blank seat center, blanking die center is equipped with sleeve joint hole and raw material cooperation is socketed, and the molding die includes The framed, mold core that die sinking can be molded along framed inner face, the shaping mould being set in the gap slot of mold core inner end and driving mold core close The folding membrane module of mould die sinking, the framed inner end, which is equipped with, molds slot with the square breach of mold core cooperation molding, and the notch closes Oblique on four end faces of die cavity to be externally provided with open mold sliding slot, the mold core includes the fit left mold core of bilateral symmetry, right mould core, End face outside cooperation is equipped with oblique boss slider mould opposite with the left mold core of die sinking sliding slot docking drive, right mould core on notch molding slot Frame open mold carries out two-way blank to raw material barred body using two symmetrical cutter groups, and blank process chinese raw materials barred body is double Side stress, quickly cutting is not likely to produce moderate finite deformation, and square breach mold the cooperation of slot and corresponding contour mold core, mold core with it is framed Between fit into the entire binding face in lower section, friction area increases, and can effectively reduce framed, mold core abrasion and generate.

As a further solution of the present invention: the cutoff device drives blank using hydraulic cylinder, it is described two Cutter group is vertically symmetrically disposed on raw material upper and lower side, and opsition dependent is respectively upper cutter group and lower cutter group, described two cutter groups Including corresponding oil cylinder mounting plate, cutter mounting plate, cutter pressing plate and blank cutter, there are two the hydraulic cylinder is set, respectively It is connected on two cutter mounting plates, two cutter mounting plates are connected and fixed on the blank seat two sides end edge, described to cut The piston rod of knife mounting plate and hydraulic cylinder, blank cutter are connected and fixed, and the cutter pressing plate is set to the side of blank cutter It is used for rear end to the fixed limit of blank cutter, hydraulic cylinder collocation solenoid valve control, upper cutter group and lower cutter group are stablized It is connected on blank seat, whole blank stable cross section is smooth.

As a further solution of the present invention: being additionally provided with framed wear-resisting edge on the lower end surface of the notch molding slot Plate, the left mold core, right mould core lower end be also symmetrically arranged with the wear-resisting panelling of type core, mold core and it is framed between both increase it is resistance to Panelling is ground, so that mold core is first generated by wear-resisting panelling with framed lower end surface fretting wear during open mold, it is whole resistance to Mill performance gets a promotion, and when wear-resisting panelling exists and wears, only needs to change wear-resisting panelling, eliminate replacement mold core mould The cost of frame.

As a further solution of the present invention: described two blank cutters are symmetrically set, cutting edge roundness docking Concordantly, and in gradient sharp-crested it is arranged, it is whole to be prepared using steel alloy, convenient for the blank processing to raw material.

As a further solution of the present invention: the shaping mould is divided into left shaping mould and right shaping mould, match respectively It closes and is set to that the notch that left mold core and right mould core are arranged is intracavitary, and the folding membrane module is attached across framed, mold core center, front end It is butted on shaping mould upper surface.

As a further solution of the present invention: the folding membrane module includes spring pull rod, helical spring, spring catch Plate, stop nut, post-tensioning pull rod, post-tensioning needle pressing plate, post-tensioning needle movable plate and post-tensioning needle, shaping mould ejector sleeve, it is described The connection of spring pull rod one end is butted on mold core upper surface through framed, and spring stop connect limit compression helical spring with stop nut Between framed outer end face and spring stop end face, spring pull rod center is equipped with sleeve joint hole, and post-tensioning pull rod one end is stretched Entering in spring pull rod sleeve joint hole, and die sinking positioning pin and the limit clamping of spring pull rod are set, the other end is connected with post-tensioning needle, End matches socket, the shaping mould ejector sleeve front end face assembly mould top with post-tensioning needle pressing plate, post-tensioning needle movable plate The notch chamber upper surface of mold core is inserted into end face, front end, and the framed center is equipped with the open mold through-hole being displaced for spring pull rod, Mold core center is equipped with the matching hole of cooperation folding membrane module, and the elastic force of compression generation is carried out by helical spring, is not being divided mould top Device pushes the case where power out, can do mould assembling action, post-tensioning needle and post-tensioning to framed internal direction with moving-mould-core and shaping mould The combination for stretching pull rod enables shaping mould effectively to deviate from workpiece.

As a further solution of the present invention: the crankshaft is equipped with the active being arranged on gear wheel and the countershaft Pinion gear is mutually twisted, and the feeding eccentric disc is fixed at gear wheel end face, and the feeding material component includes feeding insurance frame, cuts Expect feeding adjusting screw rod, feeding S plate and feed table, the feeding insurance frame is connect with blank feeding adjusting screw rod drives feeding S Plate lateral displacement, the feed table are set to feeding S plate upper end, are set to hydraulic cutoff device side, can drive material at The feeding of pattern position, feeding eccentric disc drive feeding insurance frame, blank feeding adjusting screw rod driving feeding S plate to be displaced, feeding Disk drives labor and materials to be added to die device feeding.

As a further solution of the present invention: the ejection assembly include the kinematic link group being connected with crankshaft and The oscillating rod swung can be driven by kinematic link group, secure body upper end in the middle part of the oscillating rod, both ends end respectively with biography Dynamic connection rod set, the connection of spring pull rod are supported and are moved, and the swing of oscillating rod has driven the open mold of molding die to act.

Compared with prior art, the automatic warm heading machine of the utility model is by by the framed fitting inner cavity end face use side of mold core Shape design, and wear-resisting insert of having arranged in pairs or groups, so that reducing the phase of mold core lower end surface and the framed time in open mold to greatest extent Mutually abrasion, and use bidirectional hydraulic cutter group and blank is carried out to raw material, in two-way simultaneous blank, bidirectional stress can be protected The smooth and outer circle for demonstrate,proving section is indeformable, it is ensured that production quality.

Detailed description of the invention

Fig. 1 is the mould-matching structure schematic diagram of the automatic warm heading machine of the utility model embodiment.

Fig. 2 is the mold-opening structure schematic diagram of the automatic warm heading machine of the utility model embodiment.

Fig. 3 is the die device mould-matching structure schematic diagram of the utility model embodiment.

Fig. 4 is the die device mold-opening structure schematic diagram of the utility model embodiment.

Fig. 5 is the framed the schematic diagram of the section structure of the utility model embodiment.

Fig. 6 is the framed fitting end structure illustration of the utility model embodiment.

Fig. 7 is the mold insert structure schematic diagram of the utility model embodiment.

Fig. 8 is the cutoff device side structure schematic diagram of the utility model embodiment.

Fig. 9 is the cutoff device positive structure schematic of the utility model embodiment.

In FIG. 1 to FIG. 9: body 1, motor 21, flywheel 22, secondary flywheel 23, countershaft 24, crankshaft 25, crankshaft-link rod 26, small Frame 32, blank feeding adjusting screw rod 33, feeding S plate 34, feed table are insured in gear 27, gear wheel 28, feeding eccentric disc 31, feeding 35, cutoff device 40, blank seat 41, blanking die 42, upper hydraulic cylinder 43, upper piston rod 44, upper oil cylinder mounting plate 45, upper cutter Mounting plate 46, upper cutter pressing plate 47, lower hydraulic cylinder 48, lower piston rod 49, lower oil cylinder mounting plate 410, lower cutter mounting plate 411, lower cutter pressing plate 412, lower blank cutter 413, upper blank cutter 414, punching mechanism 50, die device 60, framed 61, left mold core 62, right mould core 63, left shaping mould 64, right shaping mould 65, spring pull rod 66, spring stop 68, stop nut 67, Helical spring 69, die sinking positioning pin 610, post-tensioning needle pulling plate 611, post-tensioning needle pressing plate 612, post-tensioning needle movable plate 613, after It is sliding to stretch needle 615, shaping mould ejector sleeve 614, the wear-resisting insert 616 of module, the wear-resisting insert 617 of mold core, die sinking sliding slot 618, oblique protrusion Block 619, shaping mould pressing plate 620, ejecting mechanism 70, oscillating rod 71, feeding device 80, heating device 90, heating muff 91, heating Transformer 92, heating host 93, raw material A.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig. 1~9, a kind of automatic warm heading machine of the utility model embodiment, including body 1 and is set on body Electric drive, upsetting apparatus, divide mould liftout attachment, die device 60, feeding device 80, cutoff device 40, plus Thermal 90 and feed device 30, electric drive therein include that motor 21, the flywheel being connected to motor 22 and flywheel connect The crankshaft 25 connect and the countershaft 24 connecting with the crankshaft toothed wheel, the motor 21 in the present embodiment are frequency control motor, wherein Upsetting apparatus include the crankshaft-link rod 26 being connect with crankshaft and connect and be used for stamping material into product with crankshaft-link rod Punching mechanism 50 is provided with the preshoot component of Punching slider and front end, preshoot assembly end in the punching mechanism 50 in the present embodiment Head be equipped with the pediment stick period move forward into die device bottom end carry out it is red rush operation, therein point of mould liftout attachment includes setting The ejection assembly 70 being placed on the countershaft, die device 60 therein is set to punching mechanism front end, interior to be equipped with molding Mold, feed device 30 therein include being installed on the charging eccentric disc 31 of the countershaft and by the eccentric dish driving of the charging Feeding material component, the feeding device 40 is connected with the countershaft 24, the cutoff device 40 be set to heating device 90 with Between feeding material component 3, cutoff device therein includes that blank seat 41, blanking die 42 and two are symmetrically disposed on the progress of raw material both ends To the cutter group that clipping is broken, two cutter groups are connected in the both side ends of blank seat, and the blanking die 42 is connected in blank 41 centers of seat, blanking die center is equipped with sleeve joint hole and raw material A cooperation is socketed, and cutoff device uses hydraulic oil in the present embodiment Cylinder drives blank, and two cutter groups are vertically symmetrically disposed on raw material upper and lower side, and opsition dependent is respectively upper cutter group and lower cutter Group, two cutter groups include corresponding upper oil cylinder mounting plate 45, upper cutter mounting plate 46, upper cutter pressing plate 47, upper blank cutter 414 and lower oil cylinder mounting plate 410, lower cutter mounting plate 411, lower cutter pressing plate 412, lower blank cutter 413, the hydraulic cylinder If there are two, respectively upper hydraulic cylinder 43 and lower hydraulic cylinder 48 are separately connected on two cutter mounting plates, two are cut Knife mounting plate is connected and fixed on the blank seat two sides end edge, wherein the piston rod of cutter mounting plate and hydraulic cylinder, blank Cutter is connected and fixed, and the cutter pressing plate is set to the side of blank cutter and rear end and is used for the fixed limit of blank cutter, Hydraulic cylinder collocation solenoid valve control, upper cutter group and lower cutter group are stably connected on blank seat, and entirety cuts raw material Expect that more stable section is smooth, upper and lower two blank cutters are symmetrically set, and cutting edge roundness docking is concordant, and are in gradient sharp-crested Setting is convenient for cutting raw material, and blank cutter integrally uses steel alloy to prepare, and hardness high intensity is convenient for cutting raw material well Material processing carries out two-way blank, original in blank process to raw material barred body using two symmetrical cutter groups in the present embodiment The bilateral stress of material barred body, quickly cutting is not likely to produce moderate finite deformation, guarantees that the smooth and outer circle of section is indeformable, so that red It is protected on the basis of punching.

Molding die therein includes framed 61, the mold core of die sinking can be molded along framed inner face, is set to mold core inner end The folding membrane module of shaping mould and driving mold core molding die sinking in gap slot, framed inner end is equipped with the side with mold core cooperation molding V notch v molds slot, and oblique on notch molding four end faces of slot to be externally provided with open mold sliding slot 618, the mold core includes left and right pair Claim fit left mold core 62, right mould core 63, end face outside cooperation is equipped with oblique boss slider 619 and the die sinking on notch molding slot is sliding The docking of slot 618 drives left mold core, the relatively framed open mold of right mould core, using matching for square breach molding slot and corresponding contour mold core Close, mold core and it is framed between fit into the entire binding face in lower section, contact area friction area increases, and can effectively reduce framed, mould The abrasion of core generates, and is in addition additionally provided with two pieces of framed wear-resisting panellings 616 on the lower end surface of notch molding slot in the present embodiment, Left mold core, right mould core lower end be also symmetrically arranged with the wear-resisting panelling 617 of type core, mold core and it is framed between both increase wear-resisting edge Plate, and the wear-resisting panelling into Overheating Treatment is used in the present embodiment, wear-resisting property is good, so that during open mold, mold core It is first generated by wear-resisting panelling with framed lower end surface fretting wear, overall wear resistance can get a promotion, and in wear-resisting panelling When in the presence of abrasion, wear-resisting panelling is only needed to change, eliminates the framed cost of replacement mold core, shaping mould therein is divided into a left side Shaping mould 64 and right shaping mould 65, are respectively cooperating with that be set to the notch that left mold core 62 and right mould core 63 are equipped with intracavitary, open and close Membrane module is attached across framed, mold core center, and front end is butted on shaping mould upper surface.

Folding membrane module therein includes spring pull rod 66, helical spring 69, spring stop 68, stop nut 67, post-tensioning Stretch pull rod 611, post-tensioning needle pressing plate 612, post-tensioning needle movable plate 613 and post-tensioning needle 615, shaping mould ejector sleeve 614, the bullet The connection of 66 one end of spring pull rod is butted on mold core upper surface through framed, and spring stop 68 connect limit compression spiral with stop nut 67 Spring 69 is between framed outer end face and spring stop end face, and 66 center of spring pull rod is equipped with sleeve joint hole, post-tensioning pull rod 612 One end is protruded into spring pull rod sleeve joint hole, and die sinking positioning pin 610 and the limit clamping of spring pull rod 66, the other end and post-tensioning is arranged It stretches needle 615 to be connected, end matches socket with post-tensioning needle pressing plate 612, post-tensioning needle movable plate 613, and the shaping mould pushes away The notch chamber upper surface of mold core is inserted into 614 front end face assembly die tip face of pipe, front end, and framed center is equipped with draws for spring The open mold through-hole of bar displacement, mold core center are equipped with the matching hole of cooperation folding membrane module, and ejection assembly 70 includes and crankshaft phase The kinematic link group of connection and the oscillating rod 71 swung can be driven by kinematic link group, secured on body in the middle part of oscillating rod 71 End, both ends end are connect respectively to moving with kinematic link group, spring pull rod 66, and the swing of oscillating rod 71 has driven molding die Open mold movement, can band the case where not divided mould liftout attachment to push power by the elastic force that helical spring 69 carries out compression generation Moving-mould-core and shaping mould do mould assembling action to framed internal direction, and the combination of post-tensioning needle and post-tensioning pull rod enables shaping mould Effectively workpiece is deviate from.

Crankshaft 25 therein is equipped with the driver pinion 27 being arranged on gear wheel 28 and the countershaft 24 and is mutually twisted, institute It states feeding eccentric disc 31 and is fixed at 28 end face of gear wheel, feeding material component includes feeding insurance frame 32, blank feeding adjusting screw rod 33, feeding S plate 34 and feed table 35, feeding insurance frame 32 is connect with blank feeding adjusting screw rod 33 drives feeding S plate 34 laterally Displacement, the feed table 35 is set to 34 upper end of feeding S plate, is set to hydraulic 40 side of cutoff device, can drive material at The feeding of pattern position, feeding eccentric disc drive feeding insurance frame, blank feeding adjusting screw rod driving feeding S plate to be displaced, feeding Disk 35 drives labor and materials to be added to die device feeding.

The principles of the present invention are: warm upsetting machine whole first is under Mechatronic control system control by frequency control motor 21 Active flywheel 22 is driven to operate by V belt, active flywheel 22 passes through the pneumatic clutch being mounted above and drives countershaft 24 It rotates synchronously, countershaft 24 drives gear wheel 28 to realize gear shift, gear wheel via the driver pinion 27 being set on itself 28 band dynamic crankshafts 25 do the reciprocating motion of circumference bias, and crankshaft 7 drives the crank connecting link 26 to link with him, and crank connecting link 26 pushes Forward, the pediment stick being set on sliding block moves reciprocatingly sliding block with sliding block, to be processed in die device to being placed in Raw material carry out stamping products molding；Simultaneously crank 7 drive be connected on crank feeding device, divide mould liftout attachment respectively with The transmission component transmission of itself to the feeding of raw material A, push oscillating rod 71 die device pushed to divide mould, wherein shaping mould Has the folding modulus principle of device, when need to carry out die sinking work, framed 61 are fixedly installed on 1 upper end of body, divide mould ejection assembly 70 By crank handle turns active force push corresponding end oscillating rod 71 upwards, 71 other end of oscillating rod then rotate down drive spring pull rod to Bottom offset, spring pull rod 12 drive left mold core 62 and right mould core 63 of the molding in framed 61 inner cavity to move forward, two skew back of mold core Boss slider 619 is opened outward along die sinking sliding slot 618, and mold core integrally drives the shaping mould being set to above mold core, shaping mould to push away Pipe 614, post-tensioning needle 615,612. post-tensioning needle movable plate 613 of post-tensioning needle pressing plate, post-tensioning needle pull rod 611, die sinking positioning Pin 610, spring stop 68, helical spring 69, pull-rod nut 67 are displaced to along die sinking direction together, when spring pull rod is moved to out Mould positioning pin 610 be located in framed 61 bottom position, die sinking positioning pin 610 drive post-tensioning needle pull rod 611 in and installation Post-tensioning needle movable plate 613, post-tensioning needle pressing plate 612, post-tensioning needle 615 on post-tensioning needle pull rod 11 stop not forward It is mobile, but spring pull rod 12 may continue to anterior displacement, drive left and right mold core and the installation being mounted on above spring pull rod 66 Left and right shaping mould mold and mold ejector sleeve 614, spring stop 68 and spring nut 67 on mold core continue to move along, Until the product of forming falls off inside the mold, complete product stripping, after product stripping, when divide mould ejection assembly by crank band Backhaul after turn trend, the elastic force that oscillating rod 71 receives helical spring 69 are swung up, and spring pull rod 66 is with moving-mould-core and molding Mould is displaced to framed inner cavity direction and molds, and until returning to inside framed inner cavity, the material for waiting cutoff device 40 to cut is filled by feeding It sets 30 and sends the molding that die orifice carries out next product.

The automatic warm heading machine of the utility model of the utility model is rectangular by using the framed fitting inner cavity end face of mold core Design, and wear-resisting insert of having arranged in pairs or groups, so that reducing the mutual of mold core lower end surface and the framed time in open mold to greatest extent Abrasion, and use bidirectional hydraulic cutter group and blank is carried out to raw material, in two-way simultaneous blank, bidirectional stress can guarantee The smooth and outer circle of section is indeformable, it is ensured that production quality.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims

1. a kind of automatic warm heading machine including body and the electric drive being set on body, upsetting apparatus, divides mould ejection dress It sets, die device, feeding device, cutoff device, heating device and feed device, the electric drive include electricity Machine, the flywheel being connect with the motor, the crankshaft being connect with the flywheel and the countershaft being connect with the crankshaft toothed wheel, the upsetting Forging device includes the crankshaft-link rod connecting with the crankshaft and connect with crankshaft-link rod and be used for the rushing at product by stamping material Press mechanism, described that mould liftout attachment is divided to include the ejection assembly being set on the countershaft, the die device is set to Punching mechanism front end, interior to be equipped with molding die, the feed device includes being installed on the charging eccentric disc of the countershaft and passing through The feeding material component for feeding eccentric dish driving, the feeding device are connected with the countershaft, and the cutoff device is set to Between heating device and feeding material component, it is characterised in that: the cutoff device includes that blank seat, blanking die and two are arranged symmetrically The cutter group broken to clipping is carried out in raw material both ends, described two cutter groups are connected on blank seat, the blanking die clamping In blank seat center, blanking die center be equipped with sleeve joint hole and raw material cooperation be socketed, the molding die include it is framed, can be along framed The open mold of the mold core of inner face molding die sinking, the shaping mould being set in the gap slot of mold core inner end and driving mold core molding die sinking Component, the framed inner end, which is equipped with, molds slot with the square breach of mold core cooperation molding, and the notch molds on four end faces of slot Oblique to be externally provided with open mold sliding slot, the mold core includes the fit left mold core of bilateral symmetry, right mould core, and end face outside cooperation is set There is oblique boss slider framed open mold opposite with the left mold core of die sinking sliding slot docking drive, right mould core on notch molding slot.

2. a kind of automatic warm heading machine according to claim 1, it is characterised in that: the cutoff device is driven using hydraulic cylinder Dynamic blank, described two cutter groups are vertically symmetrically disposed on raw material upper and lower side, and opsition dependent is respectively upper cutter group and lower cutter group, Described two cutter groups include corresponding oil cylinder mounting plate, cutter mounting plate, cutter pressing plate and blank cutter, the hydraulic cylinder It there are two if, is separately connected on two cutter mounting plates, two cutter mounting plates are connected and fixed on the blank seat two Piston rod, the blank cutter of side end edge, the cutter mounting plate and hydraulic cylinder are connected and fixed, and the cutter pressing plate, which is set to, to be cut Expect that the side of cutter and rear end are used for limit fixed to blank cutter.

3. a kind of automatic warm heading machine according to claim 2, it is characterised in that: on the lower end surface of the notch molding slot also Equipped with framed wear-resisting panelling, the left mold core, right mould core lower end be also symmetrically arranged with the wear-resisting panelling of type core.

4. a kind of automatic warm heading machine according to claim 3, it is characterised in that: described two blank cutters are symmetrically set It sets, cutting edge roundness docking is concordant, and is arranged in gradient sharp-crested, whole to be prepared using steel alloy.

5. a kind of automatic warm heading machine according to claim 3, it is characterised in that: the shaping mould be divided into left shaping mould with Right shaping mould is respectively cooperating with and is set to that the notch that left mold core and right mould core are arranged is intracavitary, and the folding membrane module is attached across mould Frame, mold core center, front end are butted on shaping mould upper surface.

6. a kind of automatic warm heading machine according to claim 5, it is characterised in that: the folding membrane module includes that spring is drawn Bar, helical spring, spring stop, stop nut, post-tensioning pull rod, post-tensioning needle pressing plate, post-tensioning needle movable plate and post-tensioning Needle, shaping mould ejector sleeve, the connection of spring pull rod one end are butted on mold core upper surface through framed, and spring stop and stop nut connect It connects limit compression helical spring to be between framed outer end face and spring stop end face, spring pull rod center is equipped with sleeve joint hole, institute It states post-tensioning pull rod one end to protrude into spring pull rod sleeve joint hole, and die sinking positioning pin and the limit clamping of spring pull rod is set, it is another End is connected with post-tensioning needle, and end matches socket, the shaping mould ejector sleeve with post-tensioning needle pressing plate, post-tensioning needle movable plate The notch chamber upper surface of mold core is inserted into front end face assembly die tip face, front end, and the framed center is equipped with draws for spring The open mold through-hole of bar displacement, mold core center are equipped with the matching hole of cooperation folding membrane module.

7. a kind of automatic warm heading machine according to claim 3, it is characterised in that: the crankshaft be equipped with gear wheel with it is described The driver pinion being arranged on countershaft is mutually twisted, and the gear wheel end face is fixed with feeding eccentric disc, the feeding material component Including feeding insurance frame, blank feeding adjusting screw rod, feeding S plate and feed table, the feeding insurance frame and blank feeding are adjusted Screw rod connection drives feeding S plate lateral displacement, and the feed table is set to feeding S plate upper end, is set to hydraulic cutoff device one Side can drive material to the feeding of shaping mould position.

8. a kind of automatic warm heading machine according to claim 6, it is characterised in that: the ejection assembly includes being connected with crankshaft The kinematic link group connect and the oscillating rod that can be swung by the drive of kinematic link group, the oscillating rod middle part secure body upper end, Both ends end is connect respectively to dynamic with kinematic link group, spring pull rod.