CN206690583U - A kind of forcing press for processing pop can cover plate - Google Patents

Abstract

It the utility model is related to a kind of forcing press for processing pop can cover plate, including fuselage body, bent axle and sliding block, bent axle is provided with two rod journals, connecting rod small-end bearing has been respectively coated by rod journal, force connecting rod has been respectively articulated with connecting rod small-end bearing, upper end of the lower end of force connecting rod respectively with guide pillar is hinged, and the lower end of guide pillar is connected with otic placode respectively, and sliding block is connected to below otic placode；Support copper sheathing is respectively coated by the support axle journal of the left and right sides of rod journal, support copper sheathing is located in Curved shaft support seat, and Curved shaft support seat is separately fixed on fuselage body, and one end of bent axle extends and is provided with flywheel laterally, and flywheel is connected with main motor；The clutch of control flywheel driving bent axle is installed on the outside of flywheel.Mould is installed below sliding block, lower mould is installed on workbench；The overshoot gap with the deep equality of line of weakness on cover plate is provided between bent axle periphery and connecting rod small-end bearing and the inwall for supporting copper sheathing.The forcing press can realize overshoot, line of weakness machining accuracy height.

Description

A kind of forcing press for processing pop can cover plate

Technical field

A kind of forcing press is the utility model is related to, more particularly to a kind of forcing press for processing pop can cover plate, belongs to lathe Technical field.

Background technology

In recent years, mental package industry is increasing to the requirement of forcing press, and pop can is machined for example with pressure Cover plate, pop can cover plate are provided with drinking mouth, and drinking mouth is closed using closure plate, and one end of closure plate is connected with draw ring, is closed Line of weakness is provided between the periphery of piece and cover board body.When drinking, line of weakness is torn by draw ring, exposes drinking mouth.Carve The depth requirements of trace line are very accurate, usually 0.15mm, and the too deep cover plate that penetrates readily through of line of weakness causes product rejection, line of weakness Cross shallow, user is difficult to tear line of weakness, or even causes draw ring to be pulled away from cover plate completely still can not to open closure plate.

Traditional forcing press includes fuselage body, bent axle and sliding block, and bent axle is provided with rod journal, the left and right two of rod journal Side is respectively equipped with support axle journal, and bearing shell is usually mounted with rod journal and support axle journal, between bearing shell and crankshaft journal between Gap is smaller, usually 0.02 ~ 0.03mm, and bearing shell is provided with oil groove to be lubricated to bent axle and to export heat；The pressure When the sliding block of machine is located at bottom dead centre, the high continuation of mould can not be adjusted downwards, it is difficult to accurately stamp out indentation on pop can cover plate Line.

Utility model content

The purpose of this utility model is, overcomes problems of the prior art, there is provided one kind processing pop can cover plate Forcing press, can be used for larger work top, carry out multistation shaping.

For solve above technical problem, it is of the present utility model it is a kind of process pop can cover plate forcing press, including fuselage body, Bent axle, sliding block and workbench, the workbench are located at the underface of the sliding block, two pitman shafts are arranged with the bent axle Neck, connecting rod small-end bearing has been respectively coated by two rod journals, force connecting rod has been respectively articulated with the connecting rod small-end bearing, described in two The lower end of force connecting rod is hinged by the upper end of link pin and guide pillar respectively, and the guide pillar is located in guide holder and can edge respectively Guide holder is slided up and down, and the guide holder is separately fixed on the fuselage body, and the lower end of the guide pillar is connected with otic placode respectively, The sliding block is connected to below the otic placode；Two rod journals are respectively arranged on the left side and the right side support axle journal, the support Support copper sheathing is respectively coated by axle journal, the support copper sheathing is located in Curved shaft support seat, and the Curved shaft support seat is fixed respectively On the fuselage body, balance weight is installed in the middle part of the bent axle；One end of the bent axle extends and is provided with winged laterally Wheel, the flywheel are connected by the driving wheel of V belt and main motor, and the main motor is arranged on the fuselage body Top；The clutch of control flywheel driving bent axle is installed on the outside of the flywheel；Processing is installed easy below the sliding block The upper mould of cover plate is drawn, the lower mould of processing pop can cover plate is installed on the workbench；Bent axle periphery and the connecting rod small-end bearing Overshoot gap is provided between the inwall of support copper sheathing, is full of the high pressure oil film for making bent axle suspension work in the overshoot gap, The deep equality of the thickness in the overshoot gap and the line of weakness on pop can cover plate pull-up ring seal piece periphery.

Relative to prior art, the utility model achieves following beneficial effect：Main motor is driven by V belt to fly Wheel rotates, and when clutch is in bonding state, flywheel driving crank rotation, two rod journals of bent axle drive two simultaneously The upper end of force connecting rod moves in a circle, and the lower end of two force connecting rods drives guide pillar to be slided up and down along guide holder by link pin, Guide pillar drives otic placode and then pumped with movable slider.Due to carrying out 2 points of synchronous forces using two force connecting rods, As long as unbalance loading will not occur among 2 points for the power of sliding block bottom surface, and pressure is uniform, can be carried out with supporting larger work top Multistation shapes, and improves production efficiency.For forcing press before work, hydraulic oil not yet builds pressure, is now slided according to height of packing compact The bottom dead centre regulation of block；For traditional forcing press, the bottom dead centre of sliding block is the extreme lower position that sliding block can reach, and is unfavorable for The line of weakness on closure plate periphery is accurately cut out on pop can cover plate.Using forcing press of the present utility model, when forcing press is thrown When entering work, hydraulic oil builds pressure, is formed between connecting rod small-end bearing and rod journal, and between support copper sheathing and support axle journal High pressure oil film, the high pressure oil film make bent axle be in suspended state when working, and forcing press is had overshoot function, i.e., sliding block is under original Can be the thickness of high pressure oil film by one overshoot gap of the high adjustment downwards of mould on the basis of dead point, the thickness of high pressure oil film with The line of weakness deep equality of pop can cover plate closure plate, it is suitable to be so just accurately cut out depth on pop can cover plate Line of weakness.

As improvement of the present utility model, the thickness in the overshoot gap is 0.12 ~ 0.22mm.Line of weakness it is deep-controlled In 0.12 ~ 0.22mm, it both ensure that the tinplate of pop can cover plate will not be damaged, and be easy to user very easily will along line of weakness again Closure plate is torn.

Further improved as the utility model, the both sides port of the connecting rod small-end bearing and the support copper sheathing is pacified respectively Equipped with high-pressure seal ring, the inwall of the connecting rod small-end bearing and the support copper sheathing is respectively equipped with copper sheathing high-voltage oil cavity and circumferentially prolonged The outer wall of the copper sheathing inner oil sump stretched, the connecting rod small-end bearing and the support copper sheathing is respectively equipped with outside the copper sheathing of multiple tracks circumferentially Oil groove, the copper sheathing high-voltage oil cavity and copper sheathing inner oil sump are communicated by multiple copper sheathing fuel feed holes with the copper sheathing outer oil sump respectively. Copper sheathing fuel feed hole rapidly conveys the hydraulic oil of copper sheathing outer oil sump to copper sheathing inner oil sump, and copper sheathing inner oil sump can be rapid by hydraulic oil It is delivered to connecting rod small-end bearing and supports the circle of copper sheathing inwall, it is ensured that the thickness of high pressure oil film is uniform；High-pressure seal ring is by high pressure Oil is enclosed in connecting rod small-end bearing and supports the inner chamber of copper sheathing, it is ensured that can be formed and can made in the inner chamber of connecting rod small-end bearing and support copper sheathing The high pressure oil film that bent axle suspends；Connecting rod small-end bearing and support copper sheathing inwall copper sheathing high-voltage oil cavity and multiple tracks copper sheathing outer oil sump provide compared with Big oil storage space, improve the stability of high pressure oil film.

Further improved as the utility model, the top of the sliding block is provided with overcurrent protection oil cylinder, the overload Overcurrent protection oil cylinder piston is provided with protection oil cylinder, the center of the overcurrent protection oil cylinder piston is provided with the piston stretched out upwards Stem, the upper surface of the piston centre post are fixedly connected with the lower surface of the otic placode；Lower section at left and right sides of the otic placode Hoist cylinder is separately installed with, the cylinder body of the hoist cylinder is separately fixed on the fuselage body, the hydraulic pressure lift The piston rod upper end of cylinder is fixedly connected with the otic placode respectively.When forcing press works, hoist cylinder is in locking state, guide pillar Otic placode is driven to pump, otic placode is synchronized with the movement by the piston centre post band movable slider of overcurrent protection oil cylinder；Cross It is single-action plunger piston cylinder to carry protection oil cylinder, and when forcing press overloads, the pressure oil cavity release of piston centre post and cylinder bottom is anti-to stop loss Bad high-accuracy tank die point processed.

Further improved as the utility model, the lower, outer perimeter of the piston centre post is set with swivel nut, the spiral shell The lower surface of set is supported on the top surface step of the overcurrent protection oil cylinder piston, and piston is fixedly connected with the top of the swivel nut Center stud wheel；The middle part periphery of the swivel nut is set with locking piston, and the outer wall of the swivel nut is interior with the locking piston Wall is mutually spun by screw thread；The periphery of the locking piston is provided with locked mode cylinder sleeve, and lock is fixed with the top of the locking piston Mould piston gland, the outer rim of the locking piston gland, which is fixed at the top of the locked mode cylinder sleeve, makes locking piston and the locked mode The locked mode oil pocket of sealing is formed between cylinder sleeve, the bottom of the locked mode cylinder sleeve is fixed with the cylinder body of the overcurrent protection oil cylinder to be connected Connect.When adjusting bottom dead center of slider, locked mode oil pocket is first in depressurization phase, same by the rotating band movable snail sleeve of piston centre stud wheel Step rotates, because the outer wall of swivel nut and the inwall of locking piston are mutually spun by screw thread, in the case where locking piston is motionless, The rotation of swivel nut makes swivel nut and piston centre stud wheel raise or decline, and then makes overcurrent protection oil cylinder piston and piston centre post Height change, bottom dead center of slider is highly adjusted.After bottom dead center of slider is highly adjusted, locked mode oil pocket is built Pressure, locking piston is pressed on swivel nut, screw thread between the two is killed, and bottom dead center of slider is fixed.Forcing press is just Often during work, the mode locking cylinder being made up of locking piston and mode locking cylinder set is in locking state, and hoist cylinder is also at locking shape State；When forcing press overloads, mode locking cylinder drain charge, hoist cylinder automatically begins to be lifted.

Further improved as the utility model, in addition to manual rocker, the front end of the manual rocker are provided with side Tenon termination, the follower head of the manual rocker are provided with bevel gear one, and the bevel gear one is meshed with bevel gear two, the umbrella Gear two is arranged on the upper end of gear shaft one, and the roller gear of the lower end of gear shaft one is nibbled with the phase of idler gear one on right side Close, the right side of idler gear one is meshed with the piston centre stud wheel positioned at right side；The rear side and tooth of the idler gear one The roller gear of the lower end of wheel shaft two is meshed, and the roller gear of the lower end of gear shaft two engages with the idler gear two in left side, Idler gear two is meshed with the piston centre stud wheel positioned at left side.Pass through the square tenon end of spanner rotation manual rocker front end head Head, manual rocker driving bevel gear one rotate, and bevel gear one drives bevel gear two and gear shaft one to rotate, the lower end of gear shaft one Roller gear drives the idler gear one on right side to rotate, and piston centre stud wheel of the driving of idler gear one positioned at right side rotates； Roller gear of the idler gear one also with the lower end of movable gear shaft two rotates simultaneously, and the roller gear of the lower end of gear shaft two drives left side Idler gear two rotate in same direction with idler gear one, idler gear two driving left side piston centre stud wheel and right side work Plug center stud wheel keeps synchronous axial system in the same direction；The piston centre stud wheel of so left and right sides synchronously rotates in same direction, and makes sliding block Bottom dead centre is adjusted；The thinner thickness of piston centre stud wheel, it is easy to when adjusting bottom dead center of slider along the He of idler gear one Idler gear two rotates while axially adjustable position.

Further improved as the utility model, the upper end of the gear shaft two is provided with bevel gear three, the umbrella tooth Wheel three is meshed with bevel gear four, and the bevel gear four is arranged on one end of encoder axle, the other end peace of the encoder axle Equipped with encoder.While the roller gear of the lower end of gear shaft two drives the idler gear two in left side to rotate, the upper end of gear shaft two Bevel gear three drive the synchronous axial system of bevel gear four, bevel gear four drives encoder axle synchronous axial system, and encoder will be dead under sliding block The adjustment parameter of point is measured and is supplied to control system.

Further improved as the utility model, the one end of the bent axle away from flywheel is provided with the song extended into bent axle Axis center hole, the central hole of the crankshaft and the support axle journal coaxial line, close to the rod journal and two branch of central hole of the crankshaft Support and be respectively equipped with sensor mounting hole on the circumference of axle journal, the bottom hole of each sensor mounting hole is respectively equipped with and the bent axle The sensor lead hole that centre bore connects, each sensor mounting hole are connected with transit joint, the transit joint respectively Middle to be connected with sensor respectively, the transit joint is exposed at the part of crankshaft surface and the flush with outer surface of bent axle.Crankshaft center When hole causes crank rotation with support axle journal coaxial line, the axis of central hole of the crankshaft remains stationary as, and is first screwed in sensor Cross in joint, then transit joint is screwed in sensor mounting hole, transit joint leaves surplus, completion to be installed outside bent axle Last finishing is carried out to bent axle afterwards, to ensure that transit joint is exposed at the part of crankshaft surface and the flush with outer surface of bent axle, The lead of sensor is drawn from sensor lead hole and central hole of the crankshaft.Sensor is arranged in the counterbore of bent axle, Ke Yizhi The parameters such as the pressure for measuring bent axle periphery high pressure oil film, temperature and thickness are connect, data are accurately and reliably.

Further improved as the utility model, the sensor mounting hole is in same section of rod journal or support axle journal On be respectively equipped with three axially and radially mutually to stagger, three sensors peace on same section of rod journal or support axle journal Dress hole is separately installed with pressure sensor, temperature sensor or displacement transducer.Pressure sensor, temperature sensor or displacement pass Sensor can measure rod journal and support the parameter such as pressure, temperature and thickness of high pressure oil film at axle journal, in order to accurately control The working condition of pressing pressure machine.

Further improved as the utility model, the external end head of the central hole of the crankshaft is provided with multi-channel circuit cunning Ring, the lead of the pressure sensor, temperature sensor or displacement transducer are each passed through sensor mounting hole and crankshaft center Hole is connected with the multi-channel circuit slip ring.Because bent axle wants high-speed rotation at work, the lead of each sensor includes electricity Source line and signal wire are connected with each stator lead interface of multi-channel circuit slip ring inner termination respectively, outside multi-channel circuit slip ring Each rotor leading wire of termination is connected with control system respectively, and such bent axle runs at high speed, and does not interfere with each sensor signal Collection and transmission, the lead of each sensor will not be wound.

Brief description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and detailed description, accompanying drawing only provides ginseng Examine and used with explanation, be not used to limit the utility model.

Fig. 1 is the front view for the forcing press that the utility model processes pop can cover plate.

Fig. 2 is Fig. 1 left view.

Fig. 3 is Fig. 1 stereogram.

Fig. 4 is that Fig. 1 removes the front view after fuselage body.

Fig. 5 is Fig. 4 stereogram.

Fig. 6 be the utility model process pop can cover plate forcing press in transmission system sectional view.

Fig. 7 is the enlarged drawing at A positions in Fig. 6.

Fig. 8 is the stereogram of connecting rod small-end bearing or support copper sheathing in the utility model.

Fig. 9 is the front view of bottom dead center of slider height adjusting structure in the utility model.

Figure 10 is Fig. 9 top view.

Figure 11 is Fig. 9 left view.

Figure 12 is Fig. 9 stereogram one.

Figure 13 is Fig. 9 stereogram two.

Figure 14 is the stereogram of bent axle in the utility model.

Figure 15 is the scheme of installation of sensor in bent axle.

In figure：1. fuselage body；2. main motor；3. bent axle；3a. rod journals；3b. supports axle journal；3c. central hole of the crankshaft； 3d. sensor mounting hole；3e. sensor lead holes；4. connecting rod small-end bearing；4a. copper sheathing high-voltage oil cavities；4b. copper sheathing inner oil sumps；4c. Copper sheathing outer oil sump；4d. copper sheathing fuel feed holes；5. support copper sheathing；6. dynamic balance weight；7. flywheel；8. clutch；9. sliding block；10. work Platform；11. Curved shaft support seat；12. exert a force connecting rod；12a. link pins；13. guide pillar；14. guide holder；15. otic placode；16. overload protection Oil cylinder；16a. overcurrent protection oil cylinder pistons；16a1. piston centre post；17. swivel nut；18. piston centre stud wheel；19a. locked modes Cylinder sleeve；19b. locking pistons；19c. locking piston glands；19d. locked mode oil pockets；20. hoist cylinder；21. manual rocker； 21a. side tenon termination；22. bevel gear one；23. bevel gear two；24. gear shaft one；25. idler gear one；26. gear shaft two； 27. idler gear two；28. bevel gear three；29. bevel gear four；30. encoder；31. transit joint；32. multi-channel circuit is slided Ring；33. sensor.

Embodiment

As shown in Figures 1 to 7, the forcing press of the utility model processing pop can cover plate includes fuselage body 1, bent axle 3, sliding block 9 and workbench 10, workbench 10 be located at the underface of sliding block 9, two rod journal 3a, two pitman shafts are arranged with bent axle 3 Connecting rod small-end bearing 4 has been respectively coated by neck 3a, force connecting rod 12, the lower end of two force connecting rods 12 have been respectively articulated with connecting rod small-end bearing 4 It is hinged respectively by link pin 12a and guide pillar 13 upper end, guide pillar 13 is located in guide holder 14 and can be along guide holder 14 respectively Slide up and down, guide holder 14 is separately fixed on fuselage body 1, and the lower end of guide pillar 13 is connected with otic placode 15 respectively, and sliding block 9 is connected to The lower section of otic placode 15；Two rod journal 3a's is respectively arranged on the left side and the right side support axle journal 3b, and branch has been respectively coated by support axle journal 3b Copper sheathing 5 is supportted, support copper sheathing 5 is located in Curved shaft support seat 11, and Curved shaft support seat 11 is separately fixed on fuselage body 1, in bent axle 3 Portion is provided with dynamic balance weight 6, and one end of bent axle 3 extends and is provided with flywheel 7 laterally, and flywheel 7 passes through V belt and main electricity The driving wheel drive connection of machine 2, main motor 2 are arranged on the top of fuselage body 1；The outside of flywheel 7 is provided with control flywheel 7 and driven The clutch 8 of bent axle 3.The lower section of sliding block 9 is provided with the upper mould of processing pop can cover plate, and 10 to be provided with processing easy-to-draw on workbench The lower mould of cover plate；Overshoot gap is provided between the periphery of bent axle 3 and connecting rod small-end bearing 4 and the inwall for supporting copper sheathing 5, is overshooted in gap Full of the high pressure oil film for making the suspension work of bent axle 3, the thickness for overshooting gap pulls up the quarter on ring seal piece periphery with pop can cover plate The deep equality of trace line.

Main motor 2 drives flywheel 7 to rotate by V belt, and when clutch 8 is in bonding state, flywheel 7 drives song Axle 3 rotates, and two rod journal 3a of bent axle 3 drive the upper end of two force connecting rods 12 to move in a circle simultaneously, and two forces connect The lower end of bar 12 drives guide pillar 13 to be slided up and down along guide holder 14 by link pin 12a, and guide pillar 13 drives otic placode 15 and then driven Sliding block 9 pumps.Due to carrying out 2 points of synchronous forces using two force connecting rods 12, as long as the power of the bottom surface of sliding block 9 Unbalance loading will not occur among 2 points, and pressure is uniform, can carry out multistation shaping with supporting larger work top, improve Production efficiency.For forcing press before work, hydraulic oil not yet builds pressure, and the bottom dead centre that sliding block 9 is now carried out according to height of packing compact is adjusted； For traditional forcing press, the bottom dead centre of sliding block 9 is the extreme lower position that sliding block 9 can reach, and is unfavorable in pop can cover plate On be accurately cut out the line of weakness on closure plate periphery.Using forcing press of the present utility model, when forcing press is devoted oneself to work, high pressure Oil builds pressure, and hydraulic oil is formed between connecting rod small-end bearing 4 and rod journal 3a and between support copper sheathing 5 and support axle journal 3b Film, the high pressure oil film are in suspended state when bent axle 3 is worked, forcing press is had overshoot function, i.e., sliding block 9 is in former bottom dead centre On the basis of, can be by one overshoot gap of the high adjustment downwards of mould high pressure oil film thickness, overshoot the thickness in gap with it is easy-to-draw The line of weakness deep equality of cover plate closure plate, the suitable indentation of depth so just can be accurately cut out on pop can cover plate Line.

The thickness for overshooting gap is 0.12 ~ 0.22mm.Line of weakness it is deep-controlled in 0.12 ~ 0.22mm, both ensure that easily Draw the tinplate of cover plate will not be damaged, be easy to user easily to tear closure plate along line of weakness very much again.

As shown in figure 8, the both sides port of connecting rod small-end bearing 4 and support copper sheathing 5 is separately installed with high-pressure seal ring, connecting rod small-end bearing 4 and the inwall of support copper sheathing 5 be respectively equipped with copper sheathing high-voltage oil cavity 4a and copper sheathing inner oil sump 4b circumferentially, connecting rod small-end bearing 4 It is respectively equipped with the outer wall of support copper sheathing 5 in copper sheathing the outer oil sump 4c, copper sheathing high-voltage oil cavity 4a and copper sheathing of multiple tracks circumferentially Oil groove 4b is communicated by multiple copper sheathing fuel feed hole 4d with copper sheathing outer oil sump 4c respectively.Copper sheathing fuel feed hole 4d is rapidly by copper sheathing outer oil sump 4c hydraulic oil conveys to copper sheathing inner oil sump 4b, and hydraulic oil can be delivered to connecting rod small-end bearing 4 and branch rapidly by copper sheathing inner oil sump 4b Support the circle of the inwall of copper sheathing 5, it is ensured that the thickness of high pressure oil film is uniform；Hydraulic oil is enclosed in connecting rod small-end bearing 4 by high-pressure seal ring With the inner chamber of support copper sheathing 5, it is ensured that the height that bent axle 3 can be made to suspend can be formed in the inner chamber of connecting rod small-end bearing 4 and support copper sheathing 5 Press oil film；The copper sheathing high-voltage oil cavity 4a and multiple tracks copper sheathing outer oil sump 4c of connecting rod small-end bearing 4 and the support inwall of copper sheathing 5 provide larger storage Oily space, improve the stability of high pressure oil film.

The top of sliding block 9 is provided with overcurrent protection oil cylinder 16, and overcurrent protection oil cylinder piston is provided with overcurrent protection oil cylinder 16 16a, overcurrent protection oil cylinder piston 16a center are provided with the piston centre post 16a1 stretched out upwards, and piston centre post 16a1's is upper End face is fixedly connected with the lower surface of otic placode 15；The lower section of the left and right sides of otic placode 15 is separately installed with hoist cylinder 20, hydraulic pressure The cylinder body of lift cylinder 20 is separately fixed on fuselage body 1, and the piston rod upper end of hoist cylinder 20 is fixed with otic placode 15 respectively to be connected Connect.When forcing press works, hoist cylinder 20 is in locking state, and guide pillar 13 drives otic placode 15 to pump, otic placode 15 are synchronized with the movement by the piston centre post 16a1 band movable sliders 9 of overcurrent protection oil cylinder 16；Overcurrent protection oil cylinder 16 is nonoculture With plunger case, when forcing press overloads, the pressure oil cavity release of piston centre post 16a1 and cylinder bottom, prevent from damaging high-accuracy tank processed Die point.

Piston centre post 16a1 lower, outer perimeter is set with swivel nut 17, and the lower surface of swivel nut 17 is supported on overcurrent protection oil cylinder On piston 16a top surface step, the top of swivel nut 17 is fixedly connected with piston centre stud wheel 18；The middle part periphery set of swivel nut 17 Equipped with locking piston 19b, the outer wall of swivel nut 17 is mutually spun with locking piston 19b inwall by screw thread；Locking piston 19b's Periphery is provided with the top of locked mode cylinder sleeve 19a, locking piston 19b and is fixed with locking piston gland 19c, locking piston gland 19c's Outer rim is fixed on the locked mode oil pocket for making that sealing is formed between locking piston 19b and locked mode cylinder sleeve 19a at the top of locked mode cylinder sleeve 19a 19d, locked mode cylinder sleeve 19a bottom are fixedly connected with the cylinder body of overcurrent protection oil cylinder 16.

When adjusting bottom dead center of slider, locked mode oil pocket 19d is first in depressurization phase, passes through the rotation of piston centre stud wheel 18 The band synchronous axial system of movable snail sleeve 17, because the outer wall of swivel nut 17 and locking piston 19b inwall are mutually spun by screw thread, in locked mode In the case that piston 19b is motionless, the rotation of swivel nut 17 makes swivel nut 17 and piston centre stud wheel 18 raise or decline, and then makes The height for carrying protection oil cylinder piston 16a and piston centre post 16a1 changes, and bottom dead center of slider is highly adjusted.Sliding block After bottom dead centre is highly adjusted, locked mode oil pocket 19d builds pressure, and locking piston 19b is pressed on swivel nut 17, spiral shell between the two Line is killed, and bottom dead center of slider is fixed.During forcing press normal work, it is made up of locking piston 19b and locked mode cylinder sleeve 19a Mode locking cylinder be in locking state, hoist cylinder 20 is also at locking state；When forcing press overloads, mode locking cylinder drain charge, liquid Pressure lift cylinder 20 automatically begins to be lifted.

As shown in Fig. 9 to Figure 13, bottom dead center of slider adjusting means includes manual rocker 21, and the front end of manual rocker 21 is set The side of having tenon termination 21a, the follower head of manual rocker 21 are provided with bevel gear 1, and bevel gear 1 is nibbled with the phase of bevel gear 2 23 Close, bevel gear 2 23 is arranged on the upper end of gear shaft 1, the roller gear of the lower end of gear shaft 1 and the idler gear on right side One 25 are meshed, and the right side of idler gear 1 is meshed with the piston centre stud wheel 18 positioned at right side；Idler gear 1 Rear side be meshed with the roller gear of the lower end of gear shaft 2 26, the roller gear of the lower end of gear shaft 2 26 and the center tooth in left side 2 27 engagements are taken turns, idler gear 2 27 is meshed with the piston centre stud wheel 18 positioned at left side.

By the square tenon termination 21a of the front end of spanner rotation manual rocking bar 21, manual rocker 21 drives one 22 turns of bevel gear Dynamic, bevel gear 1 drives bevel gear 2 23 and gear shaft 1 to rotate, and the roller gear of the lower end of gear shaft 1 drives right side Idler gear 1 rotate, the driving of idler gear 1 rotates positioned at the piston centre stud wheel 18 on right side；Center tooth simultaneously Take turns one 25 roller gears also with the lower end of movable gear shaft 2 26 to rotate, the roller gear of the lower end of gear shaft 2 26 is driven in left side Between gear 2 27 rotate in same direction with idler gear 1, idler gear 2 27 driving left side piston centre stud wheel 18 and right side Piston centre stud wheel 18 keep synchronous axial system in the same direction；The piston centre stud wheel 18 of so left and right sides is synchronous to be turned in the same direction It is dynamic, bottom dead center of slider is adjusted；The thinner thickness of piston centre stud wheel 18, it is easy to when adjusting bottom dead center of slider in Between gear 1 and idler gear 2 27 rotates while axially adjustable position.

The upper end of gear shaft 2 26 is provided with bevel gear 3 28, and bevel gear 3 28 is meshed with bevel gear 4 29, bevel gear 4 29 are arranged on one end of encoder axle, and the other end of encoder axle is provided with encoder 30.The cylinder of the lower end of gear shaft 2 26 While gear drives the idler gear 2 27 in left side to rotate, the bevel gear 3 28 of the upper end of gear shaft 2 26 drives bevel gear 4 29 Synchronous axial system, bevel gear 4 29 drive encoder axle synchronous axial system, and encoder 30 measures the adjustment parameter of bottom dead center of slider simultaneously It is supplied to control system.

As shown in Figure 14, Figure 15, the one end of bent axle 3 away from flywheel 7 is provided with the central hole of the crankshaft 3c extended into bent axle, bent Axis center hole 3c and support axle journal 3b coaxial lines, close to central hole of the crankshaft 3c rod journal 3a and two support axle journal 3b circle Sensor mounting hole 3d is respectively equipped with week, each sensor mounting hole 3d bottom hole is respectively equipped with to connect with central hole of the crankshaft 3c Sensor lead hole 3e, each sensor mounting hole 3d is connected with transit joint 31, is connected with respectively in transit joint 31 respectively Sensor 33, transit joint 31 are exposed at part and the flush with outer surface of bent axle 3 of crankshaft surface.Central hole of the crankshaft 3c and support shaft When neck 3b coaxial lines make it that bent axle 3 rotates, central hole of the crankshaft 3c axis remains stationary as, and sensor 33 first is screwed in into transition connects In first 31, then transit joint 31 is screwed in sensor mounting hole 3d, transit joint 31 leaves surplus outside bent axle 3, waits to pacify Last finishing is carried out after the completion of dress to bent axle 3, to ensure that transit joint 31 is exposed at the outer of the part of crankshaft surface and bent axle 3 Flush, the lead of sensor 33 are drawn from sensor lead hole 3e and central hole of the crankshaft 3c.Sensor 33 is arranged on song In the counterbore of axle 3, the parameters such as the pressure, temperature and thickness of bent axle periphery high pressure oil film can be directly measured, data are accurately and reliably.

Sensor mounting hole 3d is respectively equipped with axially and radially phase on same section of rod journal 3a or support axle journal 3b Three sensor mounting hole 3d on three mutually to stagger, same section of rod journal 3a or support axle journal 3b are separately installed with pressure Sensor, temperature sensor or displacement transducer.Pressure sensor, temperature sensor or displacement transducer can measure pitman shaft The parameter such as pressure, temperature and thickness of high pressure oil film at neck 3a and support axle journal 3b, in order to the work of accurate control pressure machine State.

Central hole of the crankshaft 3c external end head is provided with multi-channel circuit slip ring 32, pressure sensor, temperature sensor or position The lead of displacement sensor is each passed through sensor mounting hole 3d and central hole of the crankshaft 3c is connected with multi-channel circuit slip ring 32.By High-speed rotation is wanted at work in bent axle 3, and the lead of each sensor includes power line and signal wire and slided respectively with multi-channel circuit Each stator lead interface of the inner termination of ring 32 is connected, each rotor leading wire of the external end head of multi-channel circuit slip ring 32 respectively with control System connects, and such bent axle 3 runs at high speed, and does not interfere with the collection and transmission of each sensor signal, the lead of each sensor It will not wind.

It the foregoing is only the preferable possible embodiments of the utility model, non-therefore limitation patent of the present utility model Protection domain.In addition to the implementation, the utility model can also have other embodiment.It is all to use equivalent substitution or equivalent change The technical scheme to be formed is changed, is all fallen within the protection domain of the requires of the utility model.Technology of the utility model without description is special Sign can be realized by or using prior art, will not be repeated here.

Claims (10)

1. a kind of forcing press for processing pop can cover plate, including fuselage body, bent axle, sliding block and workbench, the workbench are located at The underface of the sliding block, it is characterised in that：Two rod journals are arranged with the bent axle, are divided on two rod journals Connecting rod small-end bearing is not coated with, force connecting rod has been respectively articulated with the connecting rod small-end bearing, and the lower end of the two force connecting rods leads to respectively The upper end for crossing link pin and guide pillar is hinged, and the guide pillar is located in guide holder and can slided up and down along guide holder respectively, described Guide holder is separately fixed on the fuselage body, and the lower end of the guide pillar is connected with otic placode respectively, and the sliding block is connected to described Below otic placode；Two rod journals are respectively arranged on the left side and the right side support axle journal, and branch has been respectively coated by the support axle journal Copper sheathing is supportted, the support copper sheathing is located in Curved shaft support seat, and the Curved shaft support seat is separately fixed on the fuselage body, described Balance weight is installed in the middle part of bent axle；One end of the bent axle extends and is provided with flywheel laterally, and the flywheel passes through triangle The driving wheel of belt and main motor is connected, and the main motor is arranged on the top of the fuselage body；The outside of the flywheel The clutch of control flywheel driving bent axle is installed；The upper mould of processing pop can cover plate is installed below the sliding block, it is described The lower mould of processing pop can cover plate is installed on workbench；Between bent axle periphery and the connecting rod small-end bearing and the inwall for supporting copper sheathing Provided with overshoot gap, full of making the high pressure oil film of bent axle suspension work in the overshoot gap, the thickness in the overshoot gap with The deep equality of the line of weakness on pop can cover plate pull-up ring seal piece periphery.

2. the forcing press of processing pop can cover plate according to claim 1, it is characterised in that：The thickness in the overshoot gap For 0.12 ~ 0.22mm.

3. the forcing press of processing pop can cover plate according to claim 1, it is characterised in that：The connecting rod small-end bearing and described The both sides port of support copper sheathing is separately installed with high-pressure seal ring, and the connecting rod small-end bearing and the inwall for supporting copper sheathing are set respectively There are copper sheathing high-voltage oil cavity and a copper sheathing inner oil sump circumferentially, the outer wall of the connecting rod small-end bearing and the support copper sheathing is set respectively There is the copper sheathing outer oil sump of multiple tracks circumferentially, the copper sheathing high-voltage oil cavity and copper sheathing inner oil sump pass through multiple copper sheathing oil-feeds respectively Hole communicates with the copper sheathing outer oil sump.

4. the forcing press of processing pop can cover plate according to claim 1, it is characterised in that：The top installation of the sliding block There is overcurrent protection oil cylinder, overcurrent protection oil cylinder piston is provided with the overcurrent protection oil cylinder, the overcurrent protection oil cylinder piston Center is provided with the piston centre post stretched out upwards, and the upper surface of the piston centre post is fixed with the lower surface of the otic placode to be connected Connect；Lower section at left and right sides of the otic placode is separately installed with hoist cylinder, and the cylinder body of the hoist cylinder is separately fixed at On the fuselage body, the piston rod upper end of the hoist cylinder is fixedly connected with the otic placode respectively.

5. the forcing press of processing pop can cover plate according to claim 4, it is characterised in that：Under the piston centre post Portion periphery is set with swivel nut, and the lower surface of the swivel nut is supported on the top surface step of the overcurrent protection oil cylinder piston, described Piston centre stud wheel is fixedly connected with the top of swivel nut；The middle part periphery of the swivel nut is set with locking piston, the swivel nut The inwall of outer wall and the locking piston mutually spun by screw thread；The periphery of the locking piston is provided with locked mode cylinder sleeve, institute State and locking piston gland is fixed with the top of locking piston, the outer rim of the locking piston gland is fixed on the locked mode cylinder sleeve Top makes the locked mode oil pocket that sealing is formed between locking piston and the locked mode cylinder sleeve, bottom and the mistake of the locked mode cylinder sleeve The cylinder body for carrying protection oil cylinder is fixedly connected.

6. the forcing press of processing pop can cover plate according to claim 5, it is characterised in that：Also include manual rocker, institute The front end for stating manual rocker is provided with square tenon termination, and the follower head of the manual rocker is provided with bevel gear one, the bevel gear One is meshed with bevel gear two, and the bevel gear two is arranged on the upper end of gear shaft one, the Cylinder Gear of the lower end of gear shaft one Wheel is meshed with the idler gear one on right side, and the right side of idler gear one is meshed with the piston centre stud wheel positioned at right side； The rear side of the idler gear one is meshed with the roller gear of the lower end of gear shaft two, the roller gear of the lower end of gear shaft two Engaged with the idler gear two in left side, idler gear two is meshed with the piston centre stud wheel positioned at left side.

7. the forcing press of processing pop can cover plate according to claim 6, it is characterised in that：The upper end of the gear shaft two Bevel gear three is installed, the bevel gear three is meshed with bevel gear four, and the bevel gear four is arranged on one end of encoder axle, The other end of the encoder axle is provided with encoder.

8. the forcing press of processing pop can cover plate according to claim 1, it is characterised in that：The bent axle is away from flywheel One end is provided with the central hole of the crankshaft extended into bent axle, the central hole of the crankshaft and the support axle journal coaxial line, close to bent axle Sensor mounting hole, each sensor mounting hole are respectively equipped with the circumference of the rod journal of centre bore and two support axle journals Bottom hole be respectively equipped with the sensor lead hole to be connected with the central hole of the crankshaft, each sensor mounting hole spins respectively There is transit joint, be connected with sensor in the transit joint respectively, the transit joint is exposed at part and the song of crankshaft surface The flush with outer surface of axle.

9. the forcing press of processing pop can cover plate according to claim 8, it is characterised in that：The sensor mounting hole exists Be respectively equipped with same section of rod journal or support axle journal in three axially and radially mutually to stagger, same section of rod journal or Three sensor mounting hole on support axle journal are separately installed with pressure sensor, temperature sensor or displacement transducer.

10. the forcing press of processing pop can cover plate according to claim 9, it is characterised in that：The central hole of the crankshaft External end head is provided with multi-channel circuit slip ring, and the lead of the pressure sensor, temperature sensor or displacement transducer is worn respectively Sensor mounting hole and central hole of the crankshaft is crossed with the multi-channel circuit slip ring to be connected.