CN109332466A - Tank body molding machine, system and method - Google Patents

Abstract

This application discloses a kind of tank body forming methods, and in tank body forming process, the bottom surface of tank body is extruded between jumper bar and bottom surface molding die.Disclosed herein as well is a kind of tank body molding machines, jumper bar and bottom surface molding die including bed die and positioned at bed die two sides, bottom surface molding die is close to or far from jumper bar, during jumper bar enters bed die, bottom surface molding die and jumper bar are approached to specific range, and keep opposing stationary.Disclosed herein as well is a kind of tank body formation system, including multiple tank body molding machines, multiple tank body molding machine is arranged in series.In tank body forming process, tank body bottom surface is extruded between jumper bar and bottom surface molding die the present invention always, it is ensured that the molding quality in tank body bottom surface, and also jumper bar and bottom surface molding die can realize linkage by an actuator, synchronism is good, and at low cost.

Description

Tank body molding machine, system and method

Technical field

This application involves a kind of tank body molding machines, system and method, it is especially useful in capacitor protector, battery metal shell, drink The technical fields such as batch can.

Background technique

Do that capacitor protector and power battery (lithium electricity and conventional alkaline cell) steel shell uses at present is stamping equipment (punching Bed etc) because stamping equipment has the idle travels such as backhaul, equipment speed of production does not increase.

In addition, existing stamping equipment is there is also feed mechanism and punching machine matching error is larger, Forming Quality is unstable, system Ear rate is higher, stock utilization is lower leads to higher cost.

Summary of the invention

The purpose of the present invention is to provide a kind of tank body molding machine, system and method, with overcome it is in the prior art not Foot.

To achieve the above object, the invention provides the following technical scheme:

The embodiment of the present application discloses a kind of tank body forming method, and in tank body forming process, the bottom surface of tank body is extruded in punching Between bar and bottom surface molding die.

Preferably, in above-mentioned tank body forming method, in tank body forming process, jumper bar and bottom surface molding die are kept It is opposing stationary and mobile relative to bed die.

Preferably, in above-mentioned tank body forming method, bottom surface molding die can be close to bed die and by tank body from bed die Upper ejection.

Correspondingly, disclosed herein as well is a kind of tank body molding machines, the jumper bar including bed die and positioned at bed die two sides With bottom surface molding die,

Bottom surface molding die is close to or separate jumper bar,

During jumper bar enters bed die, bottom surface molding die and jumper bar are approached to specific range, and keep opposing stationary.

Preferably, in above-mentioned tank body molding machine, the specific range is equal to the thickness of tank body bottom wall to be processed.

Preferably, in above-mentioned tank body molding machine, jumper bar is close to or separate bed die,

The movement of jumper bar and bottom surface molding die is associated.

It preferably, further include driving mechanism in above-mentioned tank body molding machine, which acts on jumper bar simultaneously With bottom surface molding die, to realize the motion association of jumper bar and bottom surface molding die.

Preferably, in above-mentioned tank body molding machine, the driving mechanism includes the turret that can be circumferentially rotated and sets It is placed in the overhead cam and intermediate cam of turret surrounding,

Overhead cam acts on jumper bar, and jumper bar can be driven close to or away from bed die,

Intermediate cam acts on bottom surface molding die and bottom surface molding die can be driven close to or away from bed die.

Preferably, in above-mentioned tank body molding machine, the jumper bar, bottom surface molding die and bed die array distribution in return The surrounding of capstan head,

Guide rail is provided between the jumper bar and turret.

Preferably, in above-mentioned tank body molding machine, overhead cam has a continuous working face, which has extremely Primary move back and forth can be achieved in a few height change period, jumper bar within a height change period.

Preferably, in above-mentioned tank body molding machine, intermediate cam has a continuous working face, which has At least one oscillation cycle.

Preferably, in above-mentioned tank body molding machine, the working face of intermediate cam includes the arc of at least one protrusion Face.

Preferably, in above-mentioned tank body molding machine, overhead cam has a continuous guiding face, which has 1 A height change period；

Intermediate cam has a continuous guiding face, which has 2 height change periods.

It preferably, further include auxiliary stand in above-mentioned tank body molding machine,

Bottom surface molding die is supported on auxiliary stand,

Auxiliary stand is supported in intermediate cam by Cam Follower cooperation.

It preferably, further include actuator in above-mentioned tank body molding machine,

Actuator acts on bottom surface molding die and it can be driven close to or away from auxiliary stand.

It preferably, further include gag lever post in above-mentioned tank body molding machine,

Actuator uses spring,

Gag lever post is connected between auxiliary stand and bottom surface molding die, and bottom surface molding die gag lever post guiding and It can be close under limit or far from auxiliary stand,

Spring pocket is set to the outside of gag lever post, and spring is extruded between bottom surface molding die and auxiliary stand.

It preferably, further include conveying assembly in above-mentioned tank body molding machine,

Conveying assembly include set gradually into tank conveying, into tank star-wheel, go out tank star-wheel and tank guide rail out.

Disclosed herein as well is a kind of tank body formation system, including multiple any tank body molding machines,

Multiple tank body molding machine is arranged in series.

Compared with the prior art, the advantages of the present invention are as follows:

In tank body forming process, tank body bottom surface is extruded between jumper bar and bottom surface molding die the present invention always, can be with Guarantee the molding quality in tank body bottom surface, and jumper bar and bottom surface molding die can realize linkage by an actuator, it is synchronous Property is good and at low cost.

In addition, the continuous production of jar may be implemented in the method for the present invention, transmitting jar will not be conveyed because of centre to be caused to generate Many auxiliarys time of production, substantially increase production efficiency；Because the continuity of production can greatly improve the quality of product；If Internal each component synchronization is realized in the spare same driving, reduces equipment cost, while improving the quality of product again；Ancillary equipment Greatly reduce；Because of series connection flexible between equipment, the requirement to workshop is reduced, and can be with the production of Flexible Production different size Product increase the equipment scope of application, reduce production cost of remodeling.

Detailed description of the invention

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 show tank body stamping device schematic perspective view in the specific embodiment of the invention；

Fig. 2 show the powerdriven schematic perspective view of tank body stamping device in the specific embodiment of the invention；

Fig. 3 show the scheme of installation of cam and turret in the specific embodiment of the invention；

Fig. 4 show the cross-sectional view of tank body stamping device in the specific embodiment of the invention；

Fig. 5 show the structural schematic diagram of specific embodiment of the invention indsole membrane module and lower cam cooperation；

Fig. 6 show the enlarged drawing of A in Fig. 4；

Fig. 7 show the top view of tank body stamping device in the specific embodiment of the invention.

Specific embodiment

Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.

The tank body molding machine of this case is mainly used for the stretching process of tank body (after cup stamping is completed), to change tank body Diameter, height and wall thickness, and cup stamping work by other equipment completion.

Molding of the device of this case especially suitable for column-shaped battery case, capacitor shell, it should be understood that, this case is same Molding of the sample suitable for other tank structures, including be not limited to beverage can etc..

As shown in connection with fig. 1 and shown in Fig. 2, in one embodiment of the invention, a kind of tank body stamping device, including rack are provided 10, turret assembly 20, convex wheel assembly 30, jumper bar component 40, bed die component 50 and driving mechanism 60.

Rack 10 includes upper spider 11 and lower bearing bracket 12 setting up and down, and upper spider 11 and lower bearing bracket 12 have been respectively enclosed to one Guard space, wherein turret assembly 20 is supported in the guard space that upper spider 11 surrounds, the guard space that lower bearing bracket 12 surrounds Transmission space as driving mechanism 60.

In conjunction with shown in Fig. 3 and Fig. 4, turret assembly 20 includes turret 21, and turret 21 passes through the rotation setting of bearing block 22 In in rack 10.

The power of driving mechanism 60 is transmitted to jumper bar and bed die by turret assembly 20, for the variable diameter and And of Varying Depth for realizing jar Power and support are provided.

In one embodiment, the axis direction of turret 21 is located at vertical direction, under the action of driving mechanism 60, revolution Tower 21 can be realized along its axis and be circumferentially rotated.

Convex wheel assembly 30 includes the annular overhead cam 31 for being sheathed on 21 surrounding of turret, between overhead cam 31 and rack 10 It is relatively fixed.Overhead cam 31 has a continuous guiding face, which has at least one oscillation cycle, and each working face exists Height consecutive variations in each oscillation cycle.

In one embodiment, in order to realize the relative rotation between overhead cam 31 and turret 21, while guaranteeing turret Bearing assembly 23 is provided between shaft at the top of the rotational stability at 21 tops, overhead cam 31 and turret 21.

In one embodiment, in order to adapt to the stretching needs and adjustment assembly error (short transverse) of different height tank body, Convex wheel assembly 30 further includes height regulating mechanism 32.

In the technical solution, height regulating mechanism 32 acts on overhead cam 31 and can drive overhead cam 31 in the vertical direction Displacement is adjusted.

Further, height regulating mechanism 32 includes a sleeve 321, a lifting handle 322 and a support base 323.

In one embodiment, lifting handle can also be ball-screw.

The corresponding top surface for being affixed on overhead cam 31 in the bottom end of sleeve 321, and it is detachably solid by screw between overhead cam 31 It is fixed.It is threadedly coupled between the lower end of lifting handle 322 and sleeve 321, the upper end of lifting handle 322 passes through bearing and support base It is rotatablely connected between 323.

In the technical solution, when needing to change height of the jumper bar component in vertical direction, it can be acted on by spanner The top of lifting handle 322 pulls overhead cam and jumper bar component to rise overally or decline by rotation.

In another embodiment, the top of lifting handle 322 can be threadedly engaged between support base 323, correspondingly, mentioning It rises and is rotatably assorted between the lower end and sleeve 321 of screw rod 322 by bearing.

In one embodiment, height regulating mechanism 32 can also be using other lifting modes, for example pass through motor, cylinder etc. As power output.

As shown in connection with fig. 3,40 array distribution of jumper bar component respectively includes jumper bar in the surrounding of capstan head, each jumper bar component 40 42 and Cam Follower 41.

Jumper bar 42 circumferential movement and follows turret to move in a circle on turret, is used cooperatively with bed die, realizes tank Sub- variable diameters and height.

The cooperation of Cam Follower 41 is supported on overhead cam 31, and can be along the working face circulating rolling of overhead cam 31.

42 axis direction of jumper bar is located at vertical direction, and the lower section of Cam Follower 41 is fixed on top, and can be along upper The working face of cam 31 moves up and down.The shape of jumper bar 42 constitutes the internal model of tank body to be processed, may act on tank body and drives Tank body moves down.

Further, it is provided with guide rail 43 between jumper bar 42 and the outer wall of turret 21, connects between jumper bar 42 and guide rail 43 It connects, and jumper bar can be moved up and down along guide rail 43.

Guide rail 43 is preferably linear guide.

Turret 21 during rotation, can drive jumper bar 42 to circumferentially rotate together, during rotation cam following Device 41 is moved up and down along the working face of overhead cam 31, so that drive leader realizes upper and lower reciprocating motion.

In a preferred embodiment, in a rotation period of turret, single jumper bar component 40 can be driven to complete One-off drawing process, that is, primary reciprocating motion.

Since jumper bar 42 is usually long, in order to guarantee its stability moved along the vertical direction, it is additionally provided with auxiliary branch Support member 44, the location hole passed through for jumper bar 42 is offered on auxiliary supports 44, and the diameter of the location hole is outer slightly larger than jumper bar Diameter.

Further, auxiliary supports 44 are the plate body of an annular, are sheathed on the outside of turret 21, and and turret It is vertically fixed between 21 outer wall.Circular array shows multiple location holes on auxiliary supports, and each location hole corresponds respectively to one A jumper bar.

The lower section of auxiliary supports 44 is also provided with stripper rings 45, is offered respectively in each stripper rings 45 for jumper bar The location hole passed through.

The effect of stripper rings 45 is after jar drawing and forming, and jumper bar will drive jar and bed die is detached from, and needs tank after disengaging Son is detached from jumper bar, and stripper rings are exactly the effect for being detached from jar and jumper bar.Stripper rings 45 are fixed on bed die bracket 52, the bottom of with Mould 51 moves up and down together and rotary motion.

In a preferred embodiment, stripper rings 45 have been independently arranged multiple, and annular array is set to the outer wall of turret 21 Surface.

In a preferred embodiment, jumper bar is threaded through on auxiliary supports always in entire stroke.Stripper rings Be arranged close to bed die component, to guarantee jumper bar can accurate and tank body centering, while the height between stripper rings and bed die component Degree will guarantee that tank body after molding can be smoothly moved out.

50 array of bed die component is set around the surrounding of revolving drum, and each bed die component 50 corresponds respectively to a jumper bar component 40 Underface.

Each bed die component 50 respectively includes a bed die 51, and a molding to cooperate with jumper bar 42 is offered on bed die 51 Hole.

The circumferential movement on turret of bed die 51, while moving up and down also along guide rail, with jumper bar with the use of realization Jar variable diameters and height.

The bore of molding hole is less than the outer diameter of cup stamping to be tensioned, and when work, jumper bar and cup stamping are coaxially disposed, and jumper bar acts on Cup stamping bottom, and cup stamping is driven to be stretched in molding hole, especially the outer edge of the bottom of cup stamping is constituted by stretching The side wall of tank body, while when squeezing mobile in molding hole, stretching further is realized to tank skin and changes wall thickness.Cause This, when completing forming action, the outer diameter of tank body becomes smaller, and can body is elongated.

Further, in order to guarantee that the service life and Forming Quality of bed die, the open edge of bed die 51 are formed with inclination Working face, by the working face facilitate tank base edge slide into molding hole in.

Lower cam 70 is further fixed in rack 10, lower cam 70 is sheathed on the outside of turret 21.Lower cam 70 has one Continuous working face, the working face have at least one oscillation cycle, and height of each working face in each oscillation cycle connects Continuous variation.

Further, the working face of lower cam 70 and overhead cam 31 is symmetric relation, specifically, same in a circumferential direction At a angle, there is the mutual alignment relation in short transverse.

Each bed die component 50 respectively further comprises a bed die bracket 52, and bed die 51 is fixed on bed die bracket 52, bed die branch The bottom end of frame 52 is supported on the working face of lower cam 70 by the cooperation of Cam Follower 53.

Further, as shown in connection with fig. 6, guide rail 54, bed die are provided between bed die bracket 52 and the outer wall of turret 21 It is connected between bracket 52 and guide rail 54, and bed die bracket 52 can be moved up and down along guide rail 54.

Turret 21 during rotation, can drive bed die component 50 to circumferentially rotate together, during rotation cam Follower 53 is rolled along the working face of lower cam 70, thus the reciprocating motion under driving bed die component 50 to realize on the whole.

In the technical solution, the curve working face of overhead cam 31 and lower cam 70 is corresponding in height, to drive respectively It moves jumper bar 42 and bed die 51 in opposite directions or is moved away from, to realize the stretching of jar and change wall thickness, while jumper bar can be reduced Acceleration in vertical motion improves jar Forming Quality, improves speed of production.

In order to realize that jar and mould separating, device are additionally provided with assisted demoulding component 80, the assisted demoulding component 80 is logical Cam (or with the executive items such as cylinder, spring) is crossed to eject jar from bed die.

Further, assisted demoulding component 80 includes bottom surface molding die 81 and actuator 82, and bottom surface molding die 81 is right It should be set to the lower section of bed die 51, actuator 82 acts on bottom surface molding die 81 and it can be driven close to or away from bed die 51.

Bottom surface molding die 81 has horizontal supporting surface, to the bottom surface with tank body, guarantees the flat of tank body bottom surface Whole degree.

In a preferred embodiment, the outer diameter of bottom surface molding die 81 is not more than the outer diameter of jumper bar, such bottom surface shaping mould Tool 81 can stretch under the action of the spring in the molding hole of bed die 51.For cylindrical battery shell and cylindrical condenser shell field, Jumper bar and bottom surface molding die are disposed as cylinder.

It will be readily apparent, in other embodiments, jumper bar and bottom surface molding die cross sectional shape are according to tank produced Sub- product determines, for example can also be rectangle.

In one embodiment, assisted demoulding component 80 further includes auxiliary stand 83 and gag lever post 84, and actuator 82 uses bullet Spring, gag lever post 84 are connected between auxiliary stand 83 and bottom surface molding die 81, and the leading in gag lever post of bottom surface molding die 81 Drawing and limiting down can be close to or far from auxiliary stand 83, spring pocket is set to the outside of gag lever post 84, and spring is extruded in bottom surface Between molding die 81 and auxiliary stand 83.

In the technical solution, jumper bar drive tank body squeeze to the molding hole of bed die 51, then with bottom surface molding die top Support face contact, and with bottom surface molding die synchronize move down, spring can be partially compressed in folding process, and auxiliary demoulding mechanism can be with Jumper bar moves down together, and until molding terminates, auxiliary demoulding mechanism follows jumper bar to move up until by jar top after molding Bed die (lower die) out.After molding, spring acts on tank body top surface and releases it upwards out of molding hole.

In one embodiment, assisted demoulding component 80 further includes intermediate cam 85 and Cam rest 86, Cam rest 86 with Relatively fixed between rack 10, intermediate cam 85 is sheathed on the surrounding of turret 21.

Intermediate cam 85 has a continuous working face, which has at least one oscillation cycle, and working face is every Height consecutive variations in a oscillation cycle.

In a preferred embodiment, the working face of intermediate cam 85 includes the arcwall face 851 of at least one protrusion.

Further, the working face of intermediate cam 85 includes the arcwall face 851 of at least two protrusions, two raised arcs Shape face 851 is symmetrical with the two sides of working face.

In the technical solution, 85 two raised curved working faces of intermediate cam are used cooperatively with upper and lower cam working face, Complete knockout course.

The edge of Cam rest 86 is supported on the working face of intermediate cam 85 by the cooperation of Cam Follower 87.

Further, guide rail 88, Cam rest 86 and bed die bracket are provided between Cam rest 86 and bed die bracket 52 It is connected between 52, and Cam rest 86 can be moved up and down along guide rail 88.

Overhead cam and intermediate cam are respectively arranged at the top and middle part of turret.

In this case, intermediate cam can drive auxiliary demoulding mechanism to move up and down by arcwall face, and meet following work Process:

1, during jumper bar 42 moves down under the guiding of overhead cam 31, intermediate cam acts on assisted demoulding component and leads to The upward slope working face for crossing first arcwall face drives its entirety to move up, so that bottom surface molding die 81 and jumper bar bottom end are close Movement；

2, jumper bar 42 drives tank body and bottom surface molding die 81 to support face contact, and compresses to spring, until bottom surface It is constituted between 81 bottom end of molding die and auxiliary stand 83 and contacts support；

3, under the descending working face effect of 85 first arcwall faces of intermediate cam, tank body is being protected with bottom surface molding die 81 In the case where holding fitting, synchronizes and move down；

4, after tank body molding, jumper bar backhaul, under the upward slope working face effect of second arcwall face, bottom surface molding die 81 It is synchronous to rise；

5, jumper bar continuously rises to highest, during this, under the upward slope working face effect of second arcwall face, by cam and Tank body is ejected into bed die under spring effect, then bottom is arrived next time in the descending working face effect of second arcwall face, thus complete At in a complete forming process.

In the molding a cycle of the tank body, assisted demoulding component 80, which is equivalent to, completes 2 sampling actions, wherein In a cycle, the ascent stage, descending branch was used for the drawing of tank body for accepting tank body to be tensioned and being supported to tank body bottom surface It stretches, variable diameter molding, in second round, the ascent stage, descending branch zero load returned to bottom initial bit to eject tank body after molding It sets.

Driving mechanism 60 imparts power to turret assembly 20 and turret 21 is driven to be rotated.

Driving mechanism 60 includes being set to motor 61 and the transmission mechanism being set in lower bearing bracket 12 except rack 10 62, motor 61 outputs power to the shaft of turret 21 by transmission mechanism 62.

In one embodiment, transmission mechanism 62 includes that transmission gear can also use driving belt in other embodiments Etc. modes.

As shown in connection with fig. 7, in order to improve the degree of automation, conveying assembly 90, conveying assembly 90 are additionally provided in rack 10 Including setting gradually into tank conveying 91, into tank star-wheel 92, go out tank star-wheel 93 and out tank guide rail 94.

It send molding tank body will be intended into tank star-wheel 92 into tank conveying 91, send tank body into 92 sequence of tank star-wheel To different bed dies, tank star-wheel 93 be tank body (undergauge, stretching) will successively send to tank guide rail 94 out after molding out, then by Out tank guide rail 94 tank body is transported or is sent to next station be further stretched, variable diameter.

In another embodiment, capstan head can also be horizontally disposed with.

In one embodiment, can cancel overhead cam, jumper bar height remains unchanged, by lower cam drive bed die rise with Realization effect cooperation between jumper bar.

In one embodiment, lower cam can be cancelled, bed die height remains unchanged, by convex wheel drive jumper bar to moving down It is dynamic, and cooperation is acted between bed die.In the embodiment, need to realize this technique, disadvantage with a biggish overhead cam of stroke It is exactly that cam diameter is very big, stroke is very big, and not only difficulty of processing is big, and stabilization of equipment performance can be poor.

In one embodiment, intermediate cam can also be cancelled, assisted demoulding realizes auxiliary mould only by the effect of spring The effect of tool and tank body bottom surface.

In another embodiment, stripper rings can also be increased in lower die lower part and realizes jar and mould separating, the technology In scheme, then it is also not necessary that intermediate cam is arranged.

In conclusion principle of the device is that cup stamping, process of stretching etc. are individually placed in different equipment, he Between pass through pipeline be connected with each other.

The present apparatus is revolving structure, is rotated about axis by cam realization, realizes circular motion by revolution, two kinds are transported The dynamic processing dimension requirement reached to jar that is coupled；Jar access device uses star-wheel, will be on pipeline into tank star-wheel Jar arranged at equal intervals, be transmitted on swing mechanism later, tank star-wheel receives the jar that processes out, jar is transmitted to defeated In line sending.

Before jar reaches out tank star-wheel, jar is ejected by cam (or cylinder, spring etc.) from bed die, is realized Jar and mould separating.This technological advantage is the techniques such as can be flared.

In one embodiment, a continuous formation system is also provided, including the cup stamping device that sets gradually and multiple above-mentioned Tank body stamping device is connected by guide rail or conveyer belt between multiple above-mentioned tank body stamping device.Wherein, each tank body punching For mold difference involved in pressure device to complete different processes, and in process flow, tank body is every through one-pass molding, diameter Become smaller, while height increases.

Deburring can also be realized by change individual elements or mold with present device and carves the processes such as explosion-proof.

The advantage of this system is: can be according to different tank diameter and tank between pipeline and equipment and equipment and equipment High request is adjusted at any time；For pipeline there are also the function of caching jar, next procedure equipment can guarantee front and back when having glitch Between equipment do not shut down operation, reduce economic loss caused by equipment fault；The layout of equipment can be according to the reality of workshop It is adjusted, does not need to reduce cost of investment according to equipment size etc. is newly-built or transform plant；Equipment design is simple and reliable, side Just it safeguards, while equipment cost is substantially reduced with overseas equipment, the low cost met under fierce market competition requires.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (18)

1. a kind of tank body forming method, which is characterized in that in tank body forming process, the bottom surface of tank body is extruded in jumper bar and bottom surface Between molding die.

2. tank body forming method according to claim 1, which is characterized in that in tank body forming process, jumper bar and bottom surface Molding die keeps opposing stationary and mobile relative to bed die.

3. tank body forming method according to claim 1 or 2, which is characterized in that bottom surface molding die can be close to bed die And tank body is ejected from bed die.

4. a kind of tank body molding machine, which is characterized in that jumper bar and bottom surface shaping mould including bed die and positioned at bed die two sides Tool,

Bottom surface molding die is close to or separate jumper bar,

During jumper bar enters bed die, bottom surface molding die and jumper bar are approached to specific range, and keep opposing stationary.

5. tank body molding machine according to claim 4, which is characterized in that the specific range is equal to tank body bottom to be processed The thickness of wall.

6. tank body molding machine according to claim 4, which is characterized in that jumper bar is close to or separate bed die,

The movement of jumper bar and bottom surface molding die is associated.

7. according to any tank body molding machine of claim 4 to 6, which is characterized in that it further include driving mechanism, the driving Mechanism acts on jumper bar and bottom surface molding die simultaneously, to realize the motion association of jumper bar and bottom surface molding die.

8. tank body molding machine according to claim 7, which is characterized in that the driving mechanism includes that can circumferentially rotate Turret and the overhead cam and intermediate cam for being set to turret surrounding,

Overhead cam acts on jumper bar and jumper bar can be driven close to or away from bed die,

Intermediate cam acts on bottom surface molding die and bottom surface molding die can be driven close to or away from bed die.

9. tank body molding machine according to claim 8, which is characterized in that the jumper bar, bottom surface molding die and bed die Array distribution in the surrounding of turret,

Guide rail is provided between the jumper bar and turret.

10. tank body molding machine according to claim 8 or claim 9, which is characterized in that overhead cam has a continuous job Face, the working face have at least one height change period, and primary reciprocal fortune can be achieved in jumper bar within a height change period It is dynamic.

11. tank body molding machine according to claim 8 or claim 9, which is characterized in that intermediate cam has a continuous job Face, the working face have at least one oscillation cycle.

12. tank body molding machine according to claim 11, which is characterized in that the working face of intermediate cam includes at least one The arcwall face of a protrusion.

13. tank body molding machine according to claim 8 or claim 9, which is characterized in that overhead cam has a continuous job Face, the working face have 1 height change period；

Intermediate cam has a continuous working face, which has 2 height change periods.

14. tank body molding machine according to claim 8 or claim 9, which is characterized in that it further include auxiliary stand,

Bottom surface molding die is supported on auxiliary stand,

Auxiliary stand is supported in intermediate cam by Cam Follower cooperation.

15. tank body molding machine according to claim 14, which is characterized in that it further include actuator,

Actuator acts on bottom surface molding die and it can be driven close to or away from auxiliary stand.

16. tank body molding machine according to claim 15, which is characterized in that it further include gag lever post,

Actuator uses spring,

Gag lever post is connected between auxiliary stand and bottom surface molding die, and bottom surface molding die is in the guiding and limit of gag lever post Under can be close to or far from auxiliary stand,

Spring pocket is set to the outside of gag lever post, and spring is extruded between bottom surface molding die and auxiliary stand.

17. according to any tank body molding machine of claim 4 to 9, which is characterized in that it further include conveying assembly,

Conveying assembly include set gradually into tank conveying, into tank star-wheel, go out tank star-wheel and tank guide rail out.

18. a kind of tank body formation system, which is characterized in that including tank body molding machine described in multiple claims 17,

Multiple tank body molding machine is arranged in series.