CN106925704A - Cold forging punch press - Google Patents

Cold forging punch press Download PDF

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Publication number
CN106925704A
CN106925704A CN201710313058.5A CN201710313058A CN106925704A CN 106925704 A CN106925704 A CN 106925704A CN 201710313058 A CN201710313058 A CN 201710313058A CN 106925704 A CN106925704 A CN 106925704A
Authority
CN
China
Prior art keywords
clutch
lathe bed
brake
gear
wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710313058.5A
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Chinese (zh)
Other versions
CN106925704B (en
Inventor
沈中
沈一中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongxiang Kaisheng Precision Machinery Co., Ltd
Original Assignee
TONGXIANG KAISHENG PRECISION MACHINERY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by TONGXIANG KAISHENG PRECISION MACHINERY Co Ltd filed Critical TONGXIANG KAISHENG PRECISION MACHINERY Co Ltd
Priority to CN201710313058.5A priority Critical patent/CN106925704B/en
Publication of CN106925704A publication Critical patent/CN106925704A/en
Application granted granted Critical
Publication of CN106925704B publication Critical patent/CN106925704B/en
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Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00Forging presses
    • B21J9/02Special design or construction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00Details of machines for forging, pressing, or hammering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00Details of machines for forging, pressing, or hammering
    • B21J13/08Accessories for handling work or tools
    • B21J13/14Ejecting devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00Forging presses
    • B21J9/10Drives for forging presses
    • B21J9/18Drives for forging presses operated by making use of gearing mechanisms, e.g. levers, spindles, crankshafts, eccentrics, toggle-levers, rack bars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00Forging presses
    • B21J9/10Drives for forging presses
    • B21J9/20Control devices specially adapted to forging presses not restricted to one of the preceding subgroups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/04Frames; Guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/10Brakes specially adapted for presses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/12Clutches specially adapted for presses

Abstract

The present invention relates to a kind of cold forging punch press, including lathe bed and drive mechanism, drive mechanism includes sliding block, the drive mechanism includes gear mechanism, upper toggle, lower toggle, final drive shaft, clutch, brake and slide block adjustment device, gear mechanism includes main motor, gear wheel, little gear, flywheel, V-shape belt, eccentric wheel and drive connecting rod, connected by V-shape belt between main motor and flywheel, little gear has identical central shaft with flywheel, little gear is engaged with gear wheel, diameter of the diameter of little gear less than gear wheel, eccentric wheel is arranged on gear wheel, diameter of the diameter of eccentric wheel less than gear wheel, drive connecting rod includes drive connecting rod major part and drive connecting rod microcephaly.Energy consumption of the present invention is lower, and pressure is strong, high precision.

Description

Cold forging punch press
Technical field
The present invention relates to a kind of cold forging punch press, belong to mechanical field.
Background technology
Cold forging is that a kind of energy consumption is smaller, precision processing method higher.In the prior art, pressure needed for cold forging is larger, energy Consumption demand is higher.
Chinese patent 201610035207.1 discloses a kind of cold forging frock, including Working table and top board, top board and work At least 2 support beams are fixed between table, the lower end of top board is provided with motor, and the lower end of motor is connected with telescopic mast, telescopic mast Bottom is fixed with upper table, and fixed column is fixed with the middle of the bottom surface of upper table, and the lower end of fixed column is connected with lower compression leg, under The bottom of compression leg is provided with push-down head, and the bottom surface both sides of upper table are provided with slides control column, and fixed station is fixed with Working table, Gu Determine to be fixed with lower table on platform, shell is fixed with lower table, enclosure bottom is provided with base, fixed in the middle of base There is mounting table, placing column is fixed with mounting table, shell both sides are provided with shrouding, and shrouding top is provided with the first hole, is set inside shrouding There is the second hole, be installed with the second hole and slide post, slide the one end of post outside shrouding and be fixed with machine table.This programme can not be very Solve the above problems well, energy consumption remains unchanged very greatly, insufficient pressure.
The content of the invention
It is an object of the invention to overcome above shortcomings in the prior art, and a kind of reasonable in design is provided, Energy consumption is lower, the bigger cold forging punch press of pressure.
The present invention the used technical scheme that solves the above problems is:Cold forging punch press, including lathe bed and drive mechanism, drive Mechanism includes sliding block, it is characterised in that:The drive mechanism includes gear mechanism, upper toggle, lower toggle, final drive shaft, clutch Device, brake and slide block adjustment device, lathe bed are cuboid, and the inside of lathe bed is divided into lathe bed front portion, lathe bed rear portion, lathe bed left part With lathe bed right part, lathe bed front portion, lathe bed rear portion, lathe bed left part and lathe bed right part be mounted on ram, and sliding block is slidably connected to ram;Tooth Wheel mechanism includes main motor, gear wheel, little gear, flywheel, V-shape belt, eccentric wheel and drive connecting rod, main motor and flywheel Between connected by V-shape belt, little gear and flywheel have identical central shaft, and little gear is engaged with gear wheel, little gear Diameter is less than the diameter of gear wheel, and eccentric wheel is arranged on gear wheel, the diameter of the diameter less than gear wheel of eccentric wheel, eccentric wheel Perspective plane on gear wheel is fallen completely within inside the edge contour of gear wheel, and drive connecting rod includes drive connecting rod major part and active Small end of connecting rod, drive connecting rod major part is connected with eccentric wheel, and drive connecting rod microcephaly is connected with upper toggle bearing pin, and the center of lower toggle sets It is equipped with lower toggle bearing pin, upper toggle is provided centrally with toggle bearing pin, the upper end of sliding block and lower toggle bearing pin interlink, main transmission Axle is connected with flywheel;Clutch include main transmission floral disc, clutch block, pneumatic platen, adjusting bolt, adjust pad, from Clutch spring, clutch bolt and compressed air swivel joint, clutch block are arranged on main transmission floral disc, clutch spiral shell Bolt is arranged on the top of clutch, and clutch spring is arranged on the right side of adjusting bolt, the left side mounting and adjusting pad of adjusting bolt Piece, adjusting bolt is connected by adjust pad with main transmission floral disc, and main transmission floral disc is engaged with final drive shaft flat key, main transmission flower The upper surface of disk is connected with pneumatic platen, and clutch spring is connected with clutch bolt with pneumatic platen;Brake includes system Dynamic device spring, multiple floating pistons, brake mount, compression cylinder, braking platen, braking floral disc and brake pads, system Dynamic device base is fixed with compression cylinder with lathe bed, and braking platen is engaged with brake mount, brakes floral disc and brake friction Block is respectively positioned in the middle of braking platen, the left end plane key joint of braking floral disc and final drive shaft, and bolt is provided with braking floral disc, is made Be integrally fixed for multiple floating pistons by compression cylinder by dynamic device spring, floating piston and bolt connection, and bolt connection is braked Platen, braking platen is connected with brake spring.36 niggerhead asbestos friction plates are inlaid with main transmission floral disc.Work as compression Air enters compression cylinder, and now floating piston makes brake fade by bolt pulling braking platen compression brake spring.Phase Instead, when input compressed air is stopped, brake spring promotes braking platen to make axial movement and will brake floral disc with brake mount And brake pads locking above, realize the braking function to final drive shaft.The action of Clutch and brake, respectively Controlled by respective magnetic valve, when the electric loop of magnetic valve is opened, air enters clutch and brake, now clutch Device band movable eccentric wheel and drive connecting rod pull sliding block to move up and down, and brake then makees released state.When the electrical equipment of magnetic valve When loop is closed, then air pressure disappears, now clutch idle running, and final drive shaft is then braked and shuts down by brake.Clutch When increasing with the friction plate abrasion loss in brake, because of the increase of cylinder solvent, making the input efficiency of compressed air reduces, and piston Amount of movement increase, have a strong impact on the snap action accuracy of clutch and brake.Floating piston amount of movement is minimum 1.5mm, is 3mm to the maximum.If floating piston amount of movement is more than 3mm, it is necessary to adjust adjust pad(0.5mm-1mm)To ensure machine The accuracy and efficiency of tool operation.Little gear is installed on final drive shaft with gear wheel, and little gear is equal with the center of gear wheel On final drive shaft.Main motor is driven flywheel by V-shape belt, and flywheel little gear is revolved together so as to drive gear wheel Turn.Gear wheel is to be integrally manufactured with eccentric wheel, and drive connecting rod major part is connected with eccentric wheel, drive connecting rod microcephaly and upper toggle Bearing pin is connected, and drives upper toggle and lower toggle to make V-shaped flexion and extension by drive shaft, it is achieved thereby that sliding block is up and down reciprocatingly Motion.
Clutch of the present invention also include clutch outer member and clutch base, clutch outer member, clutch base and Flywheel integral type is installed, and the lower surface of main transmission floral disc is connected with clutch base.Clutch outer member, clutch base and flywheel Fixed bit integrally, and is engaged with pneumatic platen, is rotated with flywheel.Pneumatic pressure is promoted when compressed air enters clutch outer member Disk is moved axially, and at this moment each rubbing surface is brought into close contact produced frictional force makes final drive shaft be rotated with flywheel.Conversely, After stopping conveying compressed air, pneumatic platen produces anti-axial displacement, respectively in the presence of clutch spring and clutch bolt Clutch block loses frictional force, and now flywheel produces idle running.
Clutch of the present invention also includes K-type Pneumatic sealing ring, and K-type Pneumatic sealing ring is located at adjusting bolt lower section, system Dynamic device also includes Y type Pneumatic sealing rings, and Y types Pneumatic sealing ring is located at compression cylinder lower section.K-type Pneumatic sealing ring is used for clutch Cylinder and piston leakproof, Y types Pneumatic sealing ring be used for brake compression cylinder and floating piston leakproof.
Sliding block lower section of the present invention is provided with desk tray, and desk tray middle setting has die cavity, medium pore is provided with die cavity, in Material ejecting rod is provided with central aperture, material ejecting rod is connected with rocking arm, and rocking arm is connected with cam, and rocking arm is connected with drive shaft by cam, Eccentric ratio is provided with cam and drive shaft, clutch and brake are connected with eccentric ratio.It is right by being fixed on drive shaft The cam at end promotes the transmission mechanisms such as rocking arm, makes to rush motion on the material ejecting rod work in die cavity.65 millimeters of liftout stroke.Material ejecting rod Reset and realized by deadweight.The liftout time determines according to the geomery of institute's stamping products, by the geomery of institute's stamping products Angle to the eccentric ratio in cam and drive shaft is adjusted.
Fast pulley is provided with by cam of the present invention, zygote, cam and fixation are provided with cam and fast pulley Bolt is provided with wheel, bolt is connected with zygote.It is each on cam and fast pulley to have 120 knots of triangle teeth patterning by oneself Zygote, then each personal four bolts fastening.If unclamping bolt, the position of cam and its arbitrarily angled can be arbitrarily changed, from And control the liftout time.
Present invention additionally comprises vertical type motor and worm speed reducer, worm-wheel shaft, vertical electric are installed on worm speed reducer Machine is connected with worm speed reducer, and worm screw is provided with sliding block, and worm screw connection worm-wheel shaft, worm screw is connected with worm gear, worm gear and lower elbow Section is connected, and worm gear is connected with eccentric wheel.
Present invention additionally comprises air accumulator, main motor is installed on the top of lathe bed, and main motor is threephase asynchronous machine, bed Air accumulator is installed at body top, and air accumulator is connected with pneumatic triple piece, and pneumatic triple piece be connected with brake, pneumatic triple piece and is pressed Contracting air swivel joint is connected.Compressed air swivel joint is used for clutch and brake input compressed air, so as to promote Floating piston is acted.
Present invention additionally comprises balancer, bottom knockout mechanism and upper mould emptier, air accumulator is connected with oil pump motor, oil pump Motor connection bottom knockout mechanism, mould emptier, air accumulator connection balancer, balancer and upper ingot stripper are installed in sliding block top Structure is connected.
Present invention additionally comprises the lubricious pump of manual fatty oil, compressed air adjustment plate, tonnage display, operation dish and information data Display screen, final drive shaft is located at eccentric ratio left side, and final drive shaft perpendicular to upper mould emptier, and the manual lubricious pump of fatty oil is installed In on the side wall of lathe bed, and the lubricious pump of manual fatty oil is connected with oil pump motor, and the manual lubricious pump of fatty oil is adjusted with compressed air Disk is connected.Tonnage display, operation dish and information data display screen are installed on the side wall of lathe bed.Operation dish may be mounted at , there are operations button, switch and switching switch in lathe bed right side uprights position on the lower.Tonnage display may be mounted at bed Body left side stage casing.
Foundation bolt and electrical control cubicles are fixed present invention additionally comprises lathe, lathe fixes the side that foundation bolt is arranged on lathe bed On base, electrical control cubicles are arranged on the bottom of lathe bed, and electrical control cubicles are located at sliding block right side, and oil pump motor and bottom knockout mechanism install In electrical control cubicles.
The present invention compared to existing technology, with advantages below:
1st, lathe bed:It is overall to be welded using steel plate after high-quality, with high intensity, high rigidity energy, the system of cold forging product can be improved Manufacturing accuracy.
2nd, sliding block:The barrel-shaped casing and four rams being made up of quenching and grinding that high-quality steel plate is welded will be sliding Block is limited in centre, and sliding block height is 6 times of ram travel.Ram travel is 180mm.Sliding block is by be fixed on lathe bed four Direction amounts to 8 pieces of ram regulation lockings of copper guidance tape, the upper end of sliding block and lower toggle bearing pin interlink, so as to ensure that upper and lower stroke Forging and stamping in high precision.
3rd, upper toggle and lower toggle:It is made from the resistance to compression material suppressed, master is realized during forging and stamping for coordinating The minimum deformation quantity of dynamic connecting rod, and strictly control drive connecting rod precision in process.
4th, clutch and brake:Clutch and brake moment this lathe of precise control bias can connect in running at high speed The movement angle of linkage.Be to avoid clutch and the too high influence to kinematic accuracy of temperature that causes of braking, this lathe use from Together with flywheel, brake is assembled together clutch with lathe bed.
5th, sliding block adjustment:The adjustment of sliding block is, using electromotive force twin-stage self-locking turbine and worm fine-tuning mode, to be controlled on punch press 2 points of operations of button.
6th, product liftout attachment:The ejecting mechanism of Cam-linkage type is installed in desk tray bottom, the finished product that will be forged rises de- From counterdie chamber.Its bang path is to promote rocking bar by the cam of drive shaft left end, is driven by pull bar, twin-stage crank, roller etc. Top material ejecting rod moves up and down.
Brief description of the drawings
Fig. 1 is the main structure diagram of the embodiment of the present invention.
Fig. 2 is the left view structural representation of the embodiment of the present invention.
Fig. 3 is the backsight structural representation of the embodiment of the present invention.
Fig. 4 is Fig. 3 front cross-sectional structural representations.
Fig. 5 is that the present invention implements gear mechanism main structure diagram.
Fig. 6 is that the present invention implements the half-sectional structural representation of tooth-like clutch main view.
Fig. 7 is that the present invention implements to compare with prior art slider movement locus.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are to this hair Bright explanation and the invention is not limited in following examples.The present embodiment is that specific deploying portion can use prior art, Therefore do not further spread out in this manual and repeat.
Embodiment.
Referring to Fig. 1 to Fig. 7.
The present embodiment is a kind of toggle joint type punch press, the cold forging punch press of specially a kind of toggle joint type.Prior art is a kind of general Logical crank type punch press.The cold forging punch press of the present embodiment includes lathe bed 1 and drive mechanism, and drive mechanism includes sliding block 2, gear mechanism Structure, upper toggle 3, lower toggle 4, final drive shaft 5, clutch, brake 6 and slide block adjustment device.
Lathe bed 1 is cuboid, and the inside of lathe bed 1 is divided into lathe bed front portion, lathe bed rear portion, lathe bed left part and lathe bed right part, bed Body front portion, lathe bed rear portion, lathe bed left part and lathe bed right part are mounted on ram, and sliding block 2 is slidably connected to ram.
Gear mechanism includes main motor 7, gear wheel 8, little gear 9, flywheel 10, V-shape belt 11, eccentric wheel 12 and active Connecting rod 13, is connected between main motor 7 and flywheel 10 by V-shape belt 11, and little gear 9 has identical center with flywheel 10 Axle, little gear 9 is engaged with gear wheel 8, and the diameter of the diameter less than gear wheel 8 of little gear 9, eccentric wheel 12 is arranged on gear wheel 8 On, the diameter of the diameter less than gear wheel 8 of eccentric wheel 12, perspective plane of the eccentric wheel 12 on gear wheel 8 falls completely within gear wheel 8 Edge contour inside, drive connecting rod 13 includes drive connecting rod major part and drive connecting rod microcephaly, drive connecting rod major part and eccentric wheel 12 are connected, and drive connecting rod microcephaly is connected with upper toggle bearing pin 14, toggle bearing pin 15 under being provided centrally with of lower toggle 4, upper toggle 3 Be provided centrally with toggle bearing pin 14, the upper end of sliding block 2 is connected with the lower interlink of toggle bearing pin 15, final drive shaft 5 with flywheel 10.
Clutch includes clutch outer member 24, clutch base 25, K-type Pneumatic sealing ring 26, main transmission floral disc 16, clutch Device brake pad 17, pneumatic platen 18, adjusting bolt 19, adjust pad 20, clutch spring 21, clutch bolt 22 and compression are empty Cyclone adapter 23, clutch block 17 is arranged on main transmission floral disc 16, and clutch bolt 22 is arranged on the top of clutch Portion, clutch spring 21 is arranged on the right side of adjusting bolt 19, the left side mounting and adjusting pad 20 of adjusting bolt 19, adjusting bolt 19 are connected by adjust pad 20 with main transmission floral disc 16, and main transmission floral disc 16 is engaged with the flat key of final drive shaft 5, main transmission floral disc 16 upper surface is connected with pneumatic platen 18, and clutch spring 21 is connected with clutch bolt 22 with pneumatic platen 18, K-type gas Dynamic seal ring 26 is located at the lower section of adjusting bolt 19.K-type Pneumatic sealing ring 26 is used for the leakproof of the cylinder and piston of clutch.
Preferably, clutch outer member 24, clutch base 25 and the integral type of flywheel 10 are installed, under main transmission floral disc 16 End face is connected with clutch base 25.Clutch outer member 24, clutch base 25 and the fixed bit of flywheel 10 integrally, and and Pneumatic pressure Disk 18 is engaged, and is rotated with flywheel 10.When compressed air promotes pneumatic platen 18 to move axially into clutch outer member 24, At this moment each rubbing surface is brought into close contact produced frictional force makes final drive shaft 5 be rotated with flywheel 10.Conversely, stopping delivery pressure After contracting air, pneumatic platen 18 produces anti-axial displacement, each clutch in the presence of clutch spring 21 and clutch bolt 22 Device brake pad 17 loses frictional force, and now flywheel 10 produces idle running.
Brake 6 include Y types Pneumatic sealing ring, brake spring, multiple floating piston, brake mount, compression cylinder, Braking platen, braking floral disc and brake pads, brake mount fixes with compression cylinder with lathe bed 1, braking platen and Brake mount is engaged, and braking floral disc and brake pads are respectively positioned in the middle of braking platen, brake floral disc with final drive shaft 5 Left end plane key joint, bolt is provided with braking floral disc, and be fixed into for multiple floating pistons by compression cylinder by brake spring Integrally, floating piston and bolt connection, bolt connection braking platen, braking platen are connected with brake spring, Y type pneumostops Circle is located at compression cylinder lower section.Y types Pneumatic sealing ring is used for the leakproof of the compression cylinder and floating piston of brake 6.
36 niggerhead asbestos friction plates are inlaid with main transmission floral disc 16.When compressed air enters compressed gas Cylinder, now floating piston brakes platen compression brake spring by bolt pulling makes brake fade.Conversely, being pressed when input is stopped Contracting air, brake spring promotes braking platen to make axial movement and brake mount and will brake floral disc and brake above Brake pad locking, realizes the braking function to final drive shaft 5.The action of Clutch and brake 6, respectively by respective magnetic valve Controlled, when the electric loop of magnetic valve is opened, air enters clutch and brake 6, now clutch band movable eccentric wheel 12 and drive connecting rod 13 pull sliding block 2 to move up and down, and brake 6 then makees released state.When the electrical circuit of magnetic valve is closed When closing, then air pressure disappears, now clutch idle running, and final drive shaft 5 is then braked and shuts down by brake 6.Clutch and system When friction plate abrasion loss in dynamic device 6 increases, because of the increase of cylinder solvent, making the input efficiency of compressed air reduces, and piston Amount of movement increases, and has a strong impact on the snap action accuracy of clutch and brake 6.Floating piston amount of movement is minimum 1.5mm, is 3mm to the maximum.If floating piston amount of movement is more than 3mm, it is necessary to adjust adjust pad 20(0.5mm-1mm)To ensure Mechanically operated accuracy and efficiency.Little gear 9 and gear wheel 8 are installed on final drive shaft 5, little gear 9 and gear wheel 8 Center is on final drive shaft 5.Main motor 7 is driven flywheel 10 by V-shape belt 11, and the drive pinion 9 of flywheel 10 is so as to band Dynamic gear wheel 8 rotates together.Gear wheel 8 is to be integrally manufactured with eccentric wheel 12, and drive connecting rod major part is connected with eccentric wheel 12, Drive connecting rod microcephaly is connected with upper toggle bearing pin 14, drives upper toggle 3 and lower toggle 4 to make V-shaped flexion and extension by drive shaft, It is achieved thereby that sliding block 2 pumps.
Preferably, in the present embodiment, the lower section of sliding block 2 is provided with desk tray, and desk tray middle setting has die cavity, is set in die cavity There is medium pore, material ejecting rod is provided with medium pore, material ejecting rod is connected with rocking arm, and rocking arm is connected with cam, and rocking arm is connected by cam Drive shaft is connected to, eccentric ratio is provided with cam and drive shaft, clutch and brake 6 are connected with eccentric ratio.By solid The cam for being scheduled on drive shaft right-hand member promotes the transmission mechanisms such as rocking arm, makes to rush motion on the material ejecting rod work in die cavity.Liftout stroke 65 Millimeter.The reset of material ejecting rod is realized by deadweight.The liftout time is determined according to the geomery of institute's stamping products, is produced by institute's punching press The geomery of product is adjusted to the angle of the eccentric ratio in cam and drive shaft.
Preferably, in the present embodiment, fast pulley is provided with by cam, zygote is provided with cam and fast pulley, Bolt is provided with cam and fast pulley, bolt is connected with zygote.It is each on cam and fast pulley to have 120 triangle teeth by oneself The zygote of odontoid, then each personal four bolts fastening.If unclamping bolt, can arbitrarily change the position of cam and its appoint Meaning angle, so as to control the liftout time.
Preferably, vertical type motor and worm speed reducer are also equipped with the lathe bed 1 of the present embodiment, on worm speed reducer Worm-wheel shaft is installed, vertical type motor is connected with worm speed reducer, worm screw, worm screw connection worm-wheel shaft, worm screw are installed on sliding block 2 Worm gear is connected with, worm gear is connected with lower toggle 4, and worm gear is connected with eccentric wheel 12.
Preferably, in the present embodiment, main motor 7 is installed on the top of lathe bed 1, main motor 7 is phase asynchronous electricity Machine.
Preferably, in the present embodiment, the top of lathe bed 1 is also equipped with air accumulator 27, and air accumulator 27 is connected with pneumatic three Connection part 38, pneumatic triple piece 38 is connected with brake 6, and pneumatic triple piece 38 is connected with compressed air swivel joint 23.Compression is empty Cyclone adapter 23 is used for clutch and the input compressed air of brake 6, so as to promote floating piston to act.
Preferably, in the present embodiment, oil pump motor 29, balancer 28, bottom knockout mechanism 30 are also equipped with lathe bed 1 With upper mould emptier 31.Air accumulator 27 connects oil pump motor 29, the connection bottom knockout of oil pump motor 29 mechanism 30, on sliding block 2 Side installs mould emptier 31, and the connection balancer 28 of air accumulator 27, balancer 28 is connected with upper mould emptier 31.
Preferably, the present embodiment cold forging punch press also includes the lubricious pump 32 of manual fatty oil, compressed air adjustment plate 33, tonnage Display 34, operation dish 35 and information data display screen 36, final drive shaft 5 are located at eccentric ratio left side, and final drive shaft 5 is vertical In upper mould emptier 31, the manual lubricious pump 32 of fatty oil is installed on the side wall of lathe bed 1, and the lubricious pump 32 of manual fatty oil and oil pump electricity Motivation 29 is connected, and the manual lubricious pump 32 of fatty oil is connected with compressed air adjustment plate 33.Tonnage display 34, operation dish 35 and information Data display screen 36 is installed on the side wall of lathe bed 1.Operation dish 35 may be mounted at the right side uprights of lathe bed 1 position on the lower, There are operations button, switch and switching switch.Tonnage display 34 may be mounted at the left side stage casing of lathe bed 1.
Preferably, the present embodiment cold forging punch press also includes that lathe fixes foundation bolt 39 and electrical control cubicles 40, lathe is fixed Foundation bolt 39 is arranged on the side base of lathe bed 1, and electrical control cubicles 40 are arranged on the bottom of lathe bed 1, and electrical control cubicles 40 are located at and slide The right side of block 2, oil pump motor 29 and bottom knockout mechanism 30 are installed in electrical control cubicles 40.
Preferably, in the present embodiment, the front of lathe bed 1 is provided with three-D manipulator 43, and three-D manipulator 43 is pacified Equipped with X to servomotor 41, Y-direction servomotor 42 and Z-direction servomotor.X is to servomotor 41, Y-direction servomotor 42 and Z-direction Servomotor drive respectively three-D manipulator 43 spatially X to, Y-direction and Z-direction motion.
It can be seen from figure 7 that compared to existing technology, common crankshaft is compared in the operation of sliding block 2 of this implementation toggle joint type punch press The operation of formula punch press is more stable.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, is named the shape of its parts and components Claiming etc. can be with difference, and the above content described in this specification is only to structure example explanation of the present invention.It is all according to The equivalence changes or simple change done according to the construction described in inventional idea of the present invention, feature and principle, are included in this hair In the protection domain of bright patent.Those skilled in the art can do various to described specific embodiment The modification of various kinds or supplement are substituted using similar mode, without departing from structure of the invention or surmount present claims Scope defined in book, all should belong to protection scope of the present invention.

Claims (10)

1. cold forging punch press, including lathe bed and drive mechanism, drive mechanism include sliding block, it is characterised in that:The drive mechanism bag Gear mechanism, upper toggle, lower toggle, final drive shaft, clutch, brake and slide block adjustment device are included, lathe bed is cuboid, bed The inside of body is divided into lathe bed front portion, lathe bed rear portion, lathe bed left part and lathe bed right part, lathe bed front portion, lathe bed rear portion, lathe bed left part and Lathe bed right part is mounted on ram, and sliding block is slidably connected to ram;Gear mechanism includes main motor, gear wheel, little gear, flywheel, V Type belt, eccentric wheel and drive connecting rod, are connected between main motor and flywheel by V-shape belt, and little gear has phase with flywheel Same central shaft, little gear is engaged with gear wheel, and the diameter of the diameter less than gear wheel of little gear, eccentric wheel is arranged on gear wheel On, the diameter of the diameter less than gear wheel of eccentric wheel, perspective plane of the eccentric wheel on gear wheel falls completely within the edge of gear wheel Contoured interior, drive connecting rod includes drive connecting rod major part and drive connecting rod microcephaly, and drive connecting rod major part is connected with eccentric wheel, lower elbow Toggle bearing pin under being provided centrally with of section, upper toggle is provided centrally with toggle bearing pin, drive connecting rod microcephaly and upper wrist pin Axle is connected, and the upper end of sliding block is connected with lower toggle bearing pin interlink, final drive shaft with flywheel;Clutch include main transmission floral disc, from The rotation of clutch brake pad, pneumatic platen, adjusting bolt, adjust pad, clutch spring, clutch bolt and compressed air connects Head, clutch block is arranged on main transmission floral disc, and clutch bolt is arranged on the top of clutch, and clutch spring is installed On the right side of adjusting bolt, the left side mounting and adjusting pad of adjusting bolt, adjusting bolt is by adjust pad and main transmission floral disc Connection, main transmission floral disc is engaged with final drive shaft flat key, and the upper surface of main transmission floral disc is connected with pneumatic platen, clutch spring It is connected with pneumatic platen with clutch bolt;Brake includes brake spring, multiple floating pistons, brake mount, pressure Contracting cylinder, braking platen, braking floral disc and brake pads, brake mount are fixed with lathe bed with compression cylinder, braked Platen is engaged with brake mount, and braking floral disc and brake pads are respectively positioned in the middle of braking platen, brake floral disc and main biography The left end plane key joint of moving axis, is provided with bolt on braking floral disc, brake spring passes through compression cylinder by multiple floating pistons It is integrally fixed, floating piston and bolt connection, bolt connection braking platen, braking platen are connected with brake spring.
2. cold forging punch press according to claim 1, it is characterised in that:The clutch also includes clutch outer member and clutch Device base, clutch outer member, clutch base and flywheel integral type are installed, lower surface and the clutch base phase of main transmission floral disc Even.
3. cold forging punch press according to claim 1 and 2, it is characterised in that:The clutch also includes K-type pneumostop Circle, K-type Pneumatic sealing ring is located at adjusting bolt lower section, and brake also includes Y type Pneumatic sealing rings, and Y type Pneumatic sealing rings are located at Compression cylinder lower section.
4. cold forging punch press according to claim 3, it is characterised in that:The sliding block lower section is provided with desk tray, in the middle of desk tray Die cavity is provided with, medium pore is provided with die cavity, material ejecting rod is provided with medium pore, material ejecting rod is connected with rocking arm, rocking arm connection There is cam, rocking arm is connected with drive shaft, eccentric ratio is provided with cam and drive shaft by cam, and clutch and brake are equal It is connected with eccentric ratio.
5. cold forging punch press according to claim 4, it is characterised in that:It is provided with fast pulley by the cam, cam and solid Zygote is provided with fixed wheel, bolt is provided with cam and fast pulley, bolt is connected with zygote.
6. cold forging punch press according to claim 5, it is characterised in that:Also include vertical type motor and worm speed reducer, whirlpool Worm-wheel shaft is installed on wheel reductor, vertical type motor is connected with worm speed reducer, worm screw, worm screw connection snail are installed on sliding block Wheel shaft, worm screw is connected with worm gear, and worm gear is connected with lower toggle, and worm gear is connected with eccentric wheel.
7. cold forging punch press according to claim 6, it is characterised in that:Also include air accumulator, main motor is installed on lathe bed Top, main motor is threephase asynchronous machine, and air accumulator is installed at lathe bed top, and air accumulator is connected with pneumatic triple piece, pneumatic Three linked piece is connected with brake, and pneumatic triple piece is connected with compressed air swivel joint.
8. cold forging punch press according to claim 7, it is characterised in that:Also include balancer, bottom knockout mechanism and the upper demoulding Mechanism, air accumulator is connected with oil pump motor, and mould emptier is installed in oil pump motor connection bottom knockout mechanism, sliding block top, Air accumulator connection balancer, balancer is connected with upper mould emptier.
9. cold forging punch press according to claim 8, it is characterised in that:Also include that the lubricious pump of manual fatty oil, compressed air are adjusted Whole disk, tonnage display, operation dish and information data display screen, final drive shaft are located at eccentric ratio left side, and final drive shaft hangs down Directly in upper mould emptier, the manual lubricious pump of fatty oil is installed on the side wall of lathe bed, and the lubricious pump of manual fatty oil and oil pump motor Connection, the manual lubricious pump of fatty oil is connected with compressed air adjustment plate, and tonnage display, operation dish and information data display screen are pacified On the side wall of lathe bed.
10. cold forging punch press according to claim 9, it is characterised in that:Also include that lathe fixes foundation bolt and electrical control cubicles, Lathe is fixed foundation bolt and is arranged on the side base of lathe bed, and electrical control cubicles are arranged on the bottom of lathe bed, and electrical control cubicles are located at and slide The right side of block, oil pump motor and bottom knockout mechanism are installed in electrical control cubicles.
CN201710313058.5A 2017-05-05 2017-05-05 cold forging punching machine Active CN106925704B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109094078A (en) * 2018-07-18 2018-12-28 东莞市国精密机械有限公司 A kind of dieing machine
CN109550824A (en) * 2019-01-25 2019-04-02 安徽远都机床股份有限公司 A kind of closed type single point press of the operation is stable
CN112453154A (en) * 2020-11-05 2021-03-09 宁波全勤智能科技有限公司 Five-station cold forging punch press

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WO2015030697A1 (en) * 2013-08-30 2015-03-05 Lazorkin Viktor Andriiovych Four-die forging device for forging presses
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EP2995446A1 (en) * 2014-09-09 2016-03-16 Automazioni Industriali S.r.l. Press and process for deforming metal pieces
CN205395220U (en) * 2016-02-29 2016-07-27 沃得精机(中国)有限公司 Toggle link formula underdrive knuckle lever coining press
CN205401500U (en) * 2016-02-29 2016-07-27 沃得精机(中国)有限公司 Toggle link formula underdrive knuckle lever coining press clutch
CN205519428U (en) * 2016-01-20 2016-08-31 东台市华威标准件有限公司 Cold forging frock

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Publication number Priority date Publication date Assignee Title
CN202162321U (en) * 2010-12-30 2012-03-14 一重集团大连设计研究院有限公司 Joint offset type crank toggle mechanism capable of being used for servo press
WO2015030697A1 (en) * 2013-08-30 2015-03-05 Lazorkin Viktor Andriiovych Four-die forging device for forging presses
EP2995446A1 (en) * 2014-09-09 2016-03-16 Automazioni Industriali S.r.l. Press and process for deforming metal pieces
CN204431757U (en) * 2015-01-30 2015-07-01 江苏中兴西田数控科技有限公司 The deep drawn transmission device of two point multi link punch press
CN205519428U (en) * 2016-01-20 2016-08-31 东台市华威标准件有限公司 Cold forging frock
CN205395220U (en) * 2016-02-29 2016-07-27 沃得精机(中国)有限公司 Toggle link formula underdrive knuckle lever coining press
CN205401500U (en) * 2016-02-29 2016-07-27 沃得精机(中国)有限公司 Toggle link formula underdrive knuckle lever coining press clutch

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109094078A (en) * 2018-07-18 2018-12-28 东莞市国精密机械有限公司 A kind of dieing machine
CN109550824A (en) * 2019-01-25 2019-04-02 安徽远都机床股份有限公司 A kind of closed type single point press of the operation is stable
CN112453154A (en) * 2020-11-05 2021-03-09 宁波全勤智能科技有限公司 Five-station cold forging punch press

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Address after: Heshan Town Tongxiang City Desheng road Jiaxing city Zhejiang province 314516 No. 88

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