CN101125451B - Tyre vulcanizing mould - Google Patents
Tyre vulcanizing mould Download PDFInfo
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- CN101125451B CN101125451B CN2007101614617A CN200710161461A CN101125451B CN 101125451 B CN101125451 B CN 101125451B CN 2007101614617 A CN2007101614617 A CN 2007101614617A CN 200710161461 A CN200710161461 A CN 200710161461A CN 101125451 B CN101125451 B CN 101125451B
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Abstract
The present invention relates to a tyre vulcanization activating mould used for integrating the vulcanizing machine and the mould, namely, a tyre vulcanization mould, aiming to solve the technical problem that the prior tyre vulcanization activating mould does not realize the integration with the vulcanizing machine, thereby having a high cost of manufacture of the whole tyre vulcanization equipment. The present invention adopts the technic proposal as follows: the tyre vulcanization mould comprises an upper cover 19 with an upper side plate 1, a lower side plate 2, a plurality of pattern blocks 3, a middle mould sleeve 4 and a bedplate 21; the lower side plate 2 and the pattern blocks 3 are arranged in the middle mould sleeve 4 which is arranged in the bedplate 21; the middle mould sleeve 4 is provided with a driving locking device which is capable of driving the middle mould sleeve 4 to move along the axes L direction of the mould, and a locking device is arranged between the upper cover 19 and the bedplate 21. The present invention is capable of saving the vulcanizing machine, and realizes the integration of the vulcanizing machine and the mould, thereby saving the global cost of making the tyre equipment and simplifying the fabrication technology of the tyre.
Description
Technical field:
The present invention relates to a kind of tyre vulcanized mould, particularly a kind of with vulcanizer and the incorporate tyre vulcanization activating mold of mould.
Background technology:
Tire-mold generally can be divided into two types, and a kind of is two halves formula mould, and another kind is an activating mold.
The essential structure of two halves formula mould is, is divided into two halves up and down from one by the plane around the center line of the tread decorative pattern of tire circumference.This mould has the low advantage of processing and manufacturing cost owing to simple in structure.But,, adopt this mould to make very difficulty of the demoulding for having than the deep-treaded tire on radial and the tread.Therefore, have than the deep-treaded tire on manufacturing radial and the tread, generally adopt activating mold.
Traditional activating mold mainly comprises epipleural, upper cover plate, lower side panel, base plate, some pattern blocks and middle die sleeve, and epipleural, lower side panel and each pattern block surround the cavity of a tire shape.Have the groove that is used to make tyre crown outer surface decorative pattern on the medial surface of pattern block, some pattern blocks surround crown and the tire shoulder that a complete circumference is used to make tire.Epipleural and middle die sleeve all are fixed on the upper cover plate, and pattern block is installed on the middle die sleeve.Have oblique gathering sill that cooperatively interacts and gib block between pattern block and the middle die sleeve, pattern block can move on middle die sleeve along oblique gathering sill and gib block.When each pattern block gathering sill oblique in middle die sleeve upper edge and gib block were mobile obliquely upward, each pattern block was finished matched moulds along radially inwardly closing up of mould simultaneously.When each pattern block when the oblique gathering sill in middle die sleeve upper edge and gib block are mobile below tiltedly, each pattern block is finished the demoulding along radially outward opening of mould simultaneously.When having than the deep-treaded tire on making the crown outer surface, activating mold is than the easy demoulding of two halves formula mould.But, this traditional activating mold is because die sinking and matched moulds motion are to finish by middle die sleeve, oblique gathering sill and the mutual motion between gib block and the pattern block, gathering sill that each parts is especially oblique and gib block need higher processing and installation accuracy, and manufacturing cost is higher.In addition, because pattern block is arranged on the first half of entire die, pattern block cleans inconvenience, has certain potential safety hazard.Therefore, in recent years, people had carried out a large amount of improvement to activating mold.
On July 5th, 2006 disclosed one and be called the utility model patent of " tyre vulcanization segmented mold " on the utility model patent communique, application number is: 200520034378.X, Granted publication number are: CN 2792745Y.This tyre vulcanization segmented mold comprises upper sidewall mould (being epipleural), lower fetal pleuron (being lower side panel), lead ring (die sleeve promptly) and secter pat (being pattern block), has T shape piece and the T-slot that cooperatively interacts between lead ring medial surface and the secter pat lateral surface.The lower sidewall mould is provided with outward flange, and secter pat is arranged on the outward flange of lower sidewall mould, has the radially T shape piece and the T-slot that cooperatively interact on the end face of the outward flange of the bottom surface of secter pat and lower sidewall mould respectively.Inwardly push down inclined-plane, the secter pat outside by the inboard inclined-plane of lead ring during the vulcanizer matched moulds, force secter pat to close up.During the vulcanizer die sinking on outside the inboard and secter pat of lead ring equate with the inclination angle on inclined-plane another force secter pat to open to the T shape piece that matches and the outward pressure on the T-slot.Secter pat radially opens on the mould outward flange of lower sidewall or closes up when moving, and by means of horizontal radial T shape piece and T-slot guiding, is driven by the lead ring that moves with vulcanizer top movement parts.The characteristics of this patent are that secter pat is arranged on the outward flange of lower sidewall mould, do not resemble traditional segmented mold secter pat and are arranged on the plate of upper sidewall, and secter pat has only radial motion, does not have axially-movable.Though having secter pat, this activating mold cleans advantage convenient and safety, but owing to all have T shape piece and the T-slot that cooperatively interacts between lead ring and the secter pat and between the outward flange of secter pat and lower sidewall mould, the processing of these T shape pieces and T-slot and assemble all more complicated has increased the manufacturing cost of mould.In addition, enter impurity between T shape piece and the T-slot easily, influence the relative slip between them, so the maintenance cost of mould is also higher relatively.
On March 28th, 2007 disclosed a utility model patent that is called " tire-mold " on the utility model patent communique, application number is: 200610102065.2, and publication number is: CN 1935483A.This patent and above-mentioned 200520034378.X patent have similar structure, and pattern block has the oblique guider and the guider of horizontal direction equally, just disclose multiple more concrete guider in this patent.The processing of these guiders and assemble same more complicated has increased the manufacturing cost of mould.
On October 18th, 2006 disclosed a utility model patent that is called " tire-mold " on the utility model patent communique, application number is: 200520013813.0, and Granted publication number is: CN 2827688Y.This tire-mold comprises the upper cover plate of being with epipleural, the base plate and the 8-12 piece pattern block of band lower side panel, all fastening smooth block that is equipped with in the outside of each piece pattern block, and the smooth block outside all is equipped with drive unit.The carriage of being made up of slide block and wearing plate is installed in the upper cover plate, and slide block links to each other with smooth block is fastening.This patent moves up and down by vertical drive upper cover plate, epipleural, smooth block and the pattern block of vulcanizer, finishes the folding with lower side panel and base plate.By the active force of drive unit, drive corresponding carriage, smooth block and the open and close movement radially of pattern block do.The pattern block of this patent does not have oblique guider, has simplified manufacturing process to a certain extent.But its pattern block still has the carriage of horizontal direction, the processing of this carriage and still more complicated is installed.Also have, the drive unit of all corresponding cover horizontal direction of each piece pattern block, the assembly precision of this drive unit also has higher requirement.Therefore, the processing of entire die and installation cost are still very high.
Disclosed activating mold all must be used with vulcanizer on the above-mentioned patent gazette, just can finish the first cure to tire, does not realize that vulcanizer and mould are integrated.Therefore, the manufacturing cost of whole tire vulcanizing device is higher, and cooperating and whole tire vulcanization process more complicated all of activating mold and vulcanizer increased the cost of making tire.
On July 29th, 2003, the applicant once proposed a patent application that is called " machine-mould integrated formula tire forming vulcanizer " to State Intellectual Property Office, preliminary inquiry is awarded utility model patent through State Intellectual Property Office, the patent No. is 03269211.0, Granted publication day is on August 25th, 2004, and Granted publication number is CN 2635324Y.This patent comprises the fastener that draws capsule typing central authority, tire-mold and mold clamping force is provided, and the center of tire-mold is installed and drawn capsule typing central authority, and the outer rim of tire-mold is equipped with the heating jacket of logical heat medium.This machine-mould integrated formula tire forming vulcanizer is a kind of machine-mould integrated formula tire forming vulcanizer of two halves formula mould, does not disclose the machine-mould integrated formula tire forming vulcanizer of activating mold.
Summary of the invention:
The technical problem to be solved in the present invention is that existing tyre vulcanization activating mold is not realized with vulcanizer integrated, the manufacturing cost height of whole tire vulcanizing device.For solving this technical problem, the present invention by the following technical solutions: tyre vulcanized mould comprises the loam cake 19, lower side panel 2, some pattern blocks 3, middle die sleeve 4 and the support 21 that have epipleural 1.Its special character is: lower side panel 2, pattern block 3 are arranged in die sleeve 4, and middle die sleeve 4 is positioned at support 21.Middle die sleeve 4 has can drive the drive unit that it moves along mold axis L direction, has locking device between loam cake 19 and the support 21.In a drive unit of die sleeve 4 hydraulic cylinder that adopts the bottom by the bottom of middle die sleeve 4 and support 21 to cooperatively interact and form, the inner chamber 22 of support 21 bottoms is as the cylinder barrel of hydraulic cylinder, the bottom 41 of middle die sleeve 4 is as the piston of hydraulic cylinder.Have the chamber 20 that is used to feed heat medium on the epipleural 1, have the chamber 23 that is used to feed heat medium around the middle die sleeve 4, have the chamber 40 that is used to feed heat medium on the lower side panel 2.Have first sealing ring 38 and second sealing ring 39 between the inner chamber 22 of support 21 bottoms and the bottom 41 of middle die sleeve 4.Locking device between loam cake 19 and the support 21 adopts lock ring 24, the top and bottom of lock ring 24 all have some first locking teeths 25, have some second locking teeths 26 corresponding with first locking teeth 25 on the loam cake 19, support 21 outsides have some three locking teeths 27 corresponding with first locking teeth 25.The upper end of middle die sleeve 4 has the opening that can make pattern block 3 turnover, and the outside of pattern block 3 cooperates with the inboard of middle die sleeve 4.The outside of pattern block 3 cooperates by tapered plane or taper seat with the inboard of middle die sleeve 4.The bottom of pattern block 3 has hinge 5, and pattern block 3 connects with lower side panel 2 by hinge 5.Lower side panel 2 has can drive another drive unit 6 that it moves along mold axis L direction.Another drive unit 6 adopts hydraulic cylinder, and its end connects with the bottom of support 21, and the other end connects with the bottom of lower side panel 2.
Technique scheme of the present invention can also be done following improvement, and the bottom of pattern block 3 has hinge 5, has supporting plate 28 below the lower side panel 2, and pattern block 3 connects with supporting plate 28 by hinge 5.In the side of hinge 5 near mold axis L, the lower end of pattern block 3 cooperates with lower side panel 2.In the side of hinge 5 near mold axis L, the lower end of pattern block 3 has first taper seat 30, and lower side panel 2 has second taper seat 31, and pattern block 3 cooperates with lower side panel 2 by first taper seat 30 and second taper seat 31.Lower side panel 2 has can drive another drive unit 6 that it moves along mold axis L direction, and supporting plate 28 has can drive second drive unit 29 in addition that it moves along mold axis L direction.Another drive unit 6 adopts hydraulic cylinder, and its end connects with the bottom of supporting plate 28, and the other end connects with the bottom of lower side panel 2.Second drive unit 29 adopts hydraulic cylinder in addition, and its end connects with the bottom of support 21, and the other end connects with the bottom of supporting plate 28.
The inner chamber 22 of support 21 bottoms has the import that feeds pressure medium, and the pressure medium of feeding can be a liquid medium, also can be gas medium.After feeding pressure medium in the inner chamber 22 of support 21 bottoms, die sleeve 4 moved up along mold axis L mold clamping force is provided during pressure medium promoted.
The inboard of the outside of pattern block 3 and middle die sleeve 4 cooperates the lateral surface that is not limited to pattern block 3 directly to contact cooperation with the medial surface of middle die sleeve 4, cooperates also in protection scope of the present invention by other parts mediate contact of installation between the inboard of the outside of pattern block 3 and middle die sleeve 4.For example, fixed lobe bar on the lateral surface of pattern block 3, this raised item contacts cooperation with the medial surface of middle die sleeve 4, also can be on the inner surface of middle die sleeve 4 the fixed lobe bar, this raised item contacts cooperation with the lateral surface of pattern block 3, can also be in that each to fix a raised item on the lateral surface of pattern block 3 and on the inner surface of middle die sleeve 4, the raised item contact of two correspondences cooperates.
Distance between above-mentioned tapered plane or taper seat and the mold axis L increases from bottom to top gradually.Under the matched moulds state, the tapered plane in pattern block 3 outsides or the gradient of the relative mold axis L of taper seat equate with the tapered plane of middle die sleeve 4 inboards or the gradient of the relative mold axis L of taper seat.
Another drive unit 6 be used for driving lower side panel 2 along the axis L direction of mould relatively die sleeve 4 move up, make lower side panel 2 drive each pattern block 3 and move up die sleeve 4 in leaving gradually along mold axis L.Another drive unit 6 can adopt drive units such as hydraulic cylinder, screw jack.
Increased supporting plate 28 in the above-mentioned improved technical scheme, pattern block 3 connects with supporting plate 28 by hinge 5, rather than connects with lower side panel 2.The bottom of pattern block 3 connects with supporting plate 28 by hinge 5, can be direct connection, for example hinge 5 be directly installed on pattern block 3 and the supporting plate 28, also can connect indirectly by other parts, for example hinge 5 is installed on pattern block 3 and another part, and this part is being installed on the supporting plate 28.Pattern block 3 can rotate on supporting plate 28 around hinge 5, finishes the die sinking and the matched moulds of pattern block 2.The lower end of pattern block 3 cooperates with lower side panel 2 and is meant that lower side panel 2 can promote pattern block 3 and rotate on supporting plate 28 around hinge 5 and outwards open when the axis L of mould moves upward, and finishes the demoulding of pattern block 3.The lower end of pattern block 3 cooperates with lower side panel 2 and can cooperate with plane contact on the plane, also can be that taper seat contacts cooperation with taper seat, or the like.Supporting plate 28 is used to promote lower side panel 2 and pattern block 3 and moves upward along the axis L direction of mould, make pattern block 3 break away from die sleeve 4.The inboard of hinge 5 is meant the side of hinge 5 near mold axis L.
When lower side panel 2 when the axis L direction of mould moves upward, lower side panel 2 promotes pattern blocks 3 by first taper seat 30 and second taper seat 31 and rotates on supporting plate 28 around hinge 5 and outwards open, and finishes the demoulding of pattern block 3.
Other second drive unit 29 is used for driving supporting plate 28 and moves up with the axis L direction relative die sleeve 4 of pattern block 3 along mould together with lower side panel 2, and each pattern block 3 is moved up along mold axis L, die sleeve 4 in leaving gradually.Another drive unit 6 is used to drive lower side panel 2 and moves up along the relative supporting plate 28 of axis L direction of mould, makes lower side panel 2 promote each pattern block 3 and outwards rotates around hinge 5, finishes pattern block 3 demouldings.Another drive unit 6 and other second drive unit 29 can adopt drive units such as hydraulic cylinder, screw jack.
When another drive unit 6 of the present invention and other second drive unit 29 adopted hydraulic cylinder, the hydraulic medium of hydraulic cylinder can be a liquid medium, also can be gas medium.
Because locking device of the present invention can lock together loam cake 19 and support 21, die sleeve 4 moved the generation mold clamping force along the direction of mold axis 1 during one drive unit of middle die sleeve 4 can drive, compare with existing tyre vulcanization activating mold and No. 03269211.0 patent, the present invention can save vulcanizer and realize that vulcanizer and mould are integrated, has saved the whole cost of manufacturing tire equipment.Because a drive unit of die sleeve 4 adopts the hydraulic cylinder that is cooperatively interacted and formed by middle die sleeve 4 and support 21 among the present invention, therefore, the inner chamber 22 of support 21 can use same pressure medium with the capsule of central authority, has further simplified whole tire vulcanizing device, has reduced the manufacturing cost of tire.The present invention is owing to have chamber 20, chamber 23 and chamber 40, can feed heat medium in chamber 20, chamber 23 and the chamber 40 green tyres is carried out baking, do not need to adopt vulcanizing tank or vulcanizer to heat, further reduced the cost of tire vulcanizing device.Because the present invention adopts lock ring 24 as locking device, it is simple in structure, and is easy to operate, has simplified tire manufacturing process.Compare with existing tyre vulcanization activating mold, the present invention is owing to the bottom of pattern block 3 connects with lower side panel 2 or supporting plate 28 by hinge 5, pattern block 3 can rotate around hinge 5 and finish die sinking and matched moulds, saved in the existing tyre vulcanization activating mold guiders such as the T shape piece of the incline direction of pattern block guiding and horizontal direction and T-slots, manufacturing process of the present invention is simplified greatly, reduced manufacturing cost.Because the upper end of die sleeve 4 has the opening that can make pattern block 3 turnover in of the present invention, pattern block 3 is arranged on lower side panel 2 or the supporting plate 28, and pattern block 3 has convenient, the safe and reliable advantage of cleaning.
Structural representation when Fig. 1 is in the matched moulds state for embodiments of the invention 1;
Structural representation when Fig. 2 is in die opening state for embodiments of the invention 1;
Fig. 3 is the schematic diagram (cushion block 8 and epipleural 1 and pattern block 3 be state of contact not) that utilizes 8 pairs of pattern block 3 die sinkings of cushion block;
Fig. 4 is the schematic diagram (cushion block 8 and epipleural 1 and pattern block 3 state of contact) that utilizes 8 pairs of pattern block 3 die sinkings of cushion block;
Fig. 5 utilizes the schematic diagram of die-sinking device to pattern block 3 die sinkings;
Structural representation when Fig. 6 is in the matched moulds state for embodiments of the invention 2;
Structural representation when Fig. 7 is in half-open mould state for embodiments of the invention 2;
Structural representation when Fig. 8 is in standard-sized sheet mould state for embodiments of the invention 2;
Fig. 9 is that lower side panel 2 promotes the schematic diagram that pattern block 3 rotates around hinge 5 in the die sinking process;
Figure 10 is the front view of lock ring 24 among Fig. 1, Fig. 2, Fig. 5, Fig. 6, Fig. 7 and Fig. 8;
Figure 11 is the A-A view among Figure 10.
Embodiments of the present invention is described in detail below in conjunction with accompanying drawing.
Embodiment 1:
As Fig. 1, Fig. 2, Figure 10 and shown in Figure 11, present embodiment is a kind of vulcanizer and incorporate tyre vulcanization activating mold of mould of making the heavy construction vehicle tyre, it comprises a drive unit of loam cake 19, support 21, central authority 32, epipleural 1,2,18 pattern blocks 3 of lower side panel, middle die sleeve 4, middle die sleeve 4, and has locking device between loam cake 19 and the support 21.
Locking device adopts lock ring 24, and the top and bottom of lock ring 24 all have equally distributed one all first locking teeths 25.Have a week second locking teeth 26 corresponding with first locking teeth 25 on the loam cake 19, support 21 outsides have all three locking teeths 27 corresponding with first locking teeth 25.
The bottom of each piece pattern block 3 all has 5,18 pattern blocks of hinge 3 hinge 5 by separately and connects with lower side panel 2.Each pattern block 3 can rotate on lower side panel 2 around hinge 5, after they turn to the inside and close up, and its inboard shape that forms a complete tyre crown and tire shoulder.Under the matched moulds state, lower side panel 2 and pattern block 3 are enclosed within the middle die sleeve 4.
The upper end of middle die sleeve 4 has the opening that can make pattern block 3 turnover, and its medial surface 33 is a taper seat.The lateral surface 34 of pattern block 3 is a taper seat, and after 18 pattern blocks 3 inwardly closed up, its lateral surface formed a complete taper seat.Behind the die sleeve 4, the lateral surface 34 of the medial surface 33 extruding pattern blocks 3 of middle die sleeve 4 makes pattern block 3 turn to the inside around hinge 5 in pattern block 3 enters, and finally each pattern block 3 closes up.At this moment, the medial surface 33 of middle die sleeve 4 is in contact with one another with the lateral surface 34 of pattern block 3 and cooperates, the tapering of the medial surface 33 relative mold axis L of middle die sleeve 4 equates with the tapering of the lateral surface 34 relative mold axis L of pattern block 3, distance between medial surface 33 and lateral surface 34 and the mold axis L increases from bottom to top gradually, be medial surface 33 and lateral surface 34 flares, upper end diameter is big, and lower end diameter is little.Lower side panel 2 has can drive another drive unit 6 that it moves along mold axis L direction, and another drive unit 6 adopts 4 hydraulic cylinders, and the cylinder barrel of 4 hydraulic cylinders is installed in the bottom of support 21, and their piston rod connects with the bottom of lower side panel 2.4 hydraulic cylinders are symmetrically distributed.
During use, as shown in Figure 1, middle die sleeve 4 is moved down into bottom in support 21 by the gravity of self.Green tyres is packed in the inner chamber of mould, pattern block 3 and lower side panel 2 are moved down into bottom in middle die sleeve 4, pattern block 3 inwardly closes up.Loam cake 19 and epipleural 1 are moved down, and epipleural 1 is finished matched moulds with the last end in contact of pattern block 3.Second locking teeth 26 of loam cake 19 and the 3rd locking teeth 27 of support 21 enter in the lock ring 24 by the between cog 37 between adjacent two first locking teeths 25 of lock ring 24 respectively, and it is overlapping with the 3rd locking teeth 27 of second locking teeth 26 of loam cake 19 and support 21 respectively to rotate the first top and following locking teeth 25 that lock ring 24 makes lock ring 24.At this moment, lock ring 24 is with loam cake 19 and support 21 lockings.
In chamber 20, chamber 23 and chamber 40, feed steam, in the inner chamber 22 of the capsule 35 of central authority 32 and support 21, feed the high pressure superheater water that pressure equates.Capsule 35 expands and is full of the inner chamber of green tyres 36, and die sleeve 4 moves up in the high pressure superheater water-driven in the inner chamber 22 of support 21.Since as the bottom 41 of the middle die sleeve 4 of piston along the frontal projected area of mold axis L direction greater than dies cavity when the matched moulds state along the frontal projected area of mold axis L direction (during at the matched moulds state, the area of pattern block 3 medial surface greatest circles), so the downward pressure that upwards pressure and produce greater than the high pressure superheater water centering die sleeve in the capsule 35 4 that the high pressure superheater water centering die sleeve 4 in the inner chamber 22 produces, die sleeve 4 moves up mold clamping force is provided in making.At last, pattern block 3 contacts with epipleural 1, and present embodiment is in the matched moulds state.At this moment, begin green tyres is heated press cure.
Method 1:
As shown in Figure 3 and Figure 4, the upper end of pattern block 3 has the step 7 that raises up, and each piece pattern block 3 all has a cushion block 8 that is used for die sinking accordingly.The inboard of step 7 has taper seat 9, and the outside of cushion block 8 has the taper seat 10 that cooperates with taper seat 9.Epipleural 1 lobed step 11, the outside of step 11 has taper seat 12, and the inboard of cushion block 8 has the taper seat 13 that cooperates with taper seat 12.Under above-mentioned half-open mould state, each piece cushion block 8 is placed on the upper end of corresponding pattern block 3 respectively, and the taper seat 9 of step 7 is contacted with the taper seat 10 of cushion block 8.Loam cake 19 and epipleural 2 are moved down, and the taper seat 12 of last epipleural 2 contacts with the taper seat 13 of cushion block 8.Epipleural 2 outwards pushes pattern block 3 by cushion block 8, and pattern block 3 is outwards rotated around hinge 5, and each pattern block 3 outwards opens finishes the demoulding.At last, move up loam cake 19 and epipleural 2 take out tire 36.
Method 2:
As shown in Figure 5, the upper end of pattern block 3 has the step 7 that raises up, and pattern block 3 has die-sinking device.This die-sinking device comprises support 14, drive unit 15 and two driving levers 16, and drive unit 15 adopts the double rod type piston cylinder.The middle part of two driving levers 16 connects with support 14 by hinge 17, and the upper end of two driving levers 16 connects with two piston rods of drive unit 15 by hinge 18 respectively.Under above-mentioned half-open mould state, the lower end of two driving levers 16 of die-sinking device is aimed at the inboard of the step 7 that is in two pattern blocks 3 on the symmetric position respectively.Start drive unit 15, drive unit 15 promotes two driving levers 16 and rotates around hinge 17, and the lower end of two driving levers 16 is outwards stirred the step 7 of two pattern blocks 3 respectively, two pattern blocks 3 is rotated around hinge 5 outwards open, and finishes the demoulding of these two pattern blocks 3.The angle of conversion die-sinking device is aimed at other two inboards that are in the step 7 of symmetric position pattern block 3 respectively with the lower end of two driving levers 16, repeats above-mentioned steps, finishes the demoulding to other pattern block 3 successively.At last, take out tire 36.
Embodiment 2:
Extremely shown in Figure 11 as Fig. 6, present embodiment also is a kind of vulcanizer and incorporate tyre vulcanization activating mold of mould of making the heavy construction vehicle tyre, it comprises a drive unit of loam cake 19, support 21, central authority 32, epipleural 1, lower side panel 2,28,24 pattern blocks 3 of supporting plate, middle die sleeve 4, middle die sleeve 4, and has locking device between loam cake 19 and the support 21.
Under the matched moulds state, the upper surface of supporting plate 28 contacts with the lower surface of lower side panel 2, and the lower surface of supporting plate 28 contacts with the bottom surface of middle die sleeve 4.Have the chamber 40 that is used to feed heat medium on the supporting plate 28, do not have chamber 40 on the lower side panel 2, this point is different with embodiment 1.
The bottom of each piece pattern block 3 all has 5,24 pattern blocks of hinge 3 hinge 5 by separately and connects with supporting plate 28.Each pattern block 3 can rotate on supporting plate 28 around hinge 5, after they turn to the inside and close up, and its inboard shape that forms a complete tyre crown and tire shoulder.In the inboard of hinge 5, the lower end of pattern block 3 has first taper seat 30, has second taper seat 31 around the lower side panel 2, and pattern block 3 cooperates with lower side panel 2 by first taper seat 30 and second taper seat 31.Lower side panel 2 has can drive another drive unit 6 that it moves along mold axis L direction, and another drive unit 6 adopts 4 hydraulic cylinders, and the cylinder barrel of 4 hydraulic cylinders is installed in the bottom of supporting plate 28, and their piston rod connects with the bottom of lower side panel 2.These 4 hydraulic cylinders are symmetrically distributed.Supporting plate 28 has can drive second drive unit 29 in addition that it moves along mold axis L direction, and second drive unit 29 adopts 4 hydraulic cylinders in addition, and the cylinder barrel of 4 hydraulic cylinders is installed in the bottom of support 21, and its piston rod connects with the bottom of supporting plate 28.These 4 hydraulic cylinders are symmetrically distributed.
The shape of other parts of present embodiment, structure and mutual connecting relation and position relation are basic identical with embodiment's 1, repeat no more here.
During use, as shown in Figure 6, middle die sleeve 4 is moved down into bottom in support 21 by the gravity of self.Green tyres is packed in the inner chamber of mould, pattern block 3, lower side panel 2 and supporting plate 28 are moved down into bottom in middle die sleeve 4, pattern block 3 inwardly closes up.Loam cake 19 and epipleural 1 are moved down, and epipleural 1 is finished matched moulds with the last end in contact of pattern block 3.Adopt the mode identical, loam cake 19 and support 21 are locked with lock ring 24 with embodiment 1.Adopt the mode identical with embodiment 1, in chamber 20, chamber 23 and chamber 40, feed steam, in the inner chamber 22 of the capsule 35 of central authority 32 and support 21, feed high pressure superheater water, make green tyres 36 be in the state that is heated and pressurizes and finish first cure.
As Fig. 8 and shown in Figure 9, start second drive unit 29 in addition, the piston rod of second drive unit 29 promotes supporting plate 28 and moves up together with lower side panel 2 and pattern block 3 and tire 36 in addition, make pattern block 3 break away from die sleeve 4.Start another drive unit 6, the piston rod of another drive unit 6 promotes lower side panel 2 disengaging supporting plates 28 and moves up.Lower side panel 2 promotes pattern block 3 by second taper seat 31 and first taper seat 30 and outwards opens around hinge 5 rotations, makes pattern block 3 finish the demoulding.At last, take out tire 36.
Claims (1)
1. tyre vulcanized mould comprises the loam cake (19), lower side panel (2), some pattern blocks (3), middle die sleeve (4) and the support (21) that have epipleural (1); It is characterized in that: lower side panel (2), pattern block (3) are arranged in die sleeve (4), and middle die sleeve (4) is positioned at support (21); Middle die sleeve (4) has can drive the drive unit that it moves along mold axis (L) direction, has locking device between loam cake (19) and the support (21); In a drive unit of die sleeve (4) hydraulic cylinder that adopts the bottom by the bottom of middle die sleeve (4) and support (21) to cooperatively interact and form, the inner chamber (22) of support (21) bottom is as the cylinder barrel of hydraulic cylinder, and the bottom (41) of middle die sleeve (4) is as the piston of hydraulic cylinder; Have the chamber (20) that is used to feed heat medium on the epipleural (1), have the chamber (23) that is used to feed heat medium around the middle die sleeve (4), have the chamber (40) that is used to feed heat medium on the lower side panel (2); Have first sealing ring (38) and second sealing ring (39) between the inner chamber (22) of support (21) bottom and the bottom (41) of middle die sleeve (4); Locking device between loam cake (19) and the support (21) adopts lock ring (24), the top and bottom of lock ring (24) all have some first locking teeths (25), have some second locking teeths (26) corresponding with first locking teeth (25) on the loam cake (19), support (21) outside has some three locking teeths (27) corresponding with first locking teeth (25); The upper end of middle die sleeve (4) has the opening that can make pattern block (3) turnover, and the outside of pattern block (3) cooperates with the inboard of middle die sleeve (4); The outside of pattern block (3) cooperates by tapered plane or taper seat with the inboard of middle die sleeve (4); The bottom of pattern block (3) has hinge (5), and pattern block (3) connects with lower side panel (2) by hinge (5); Lower side panel (2) has can drive another drive unit (6) that it moves along mold axis (L) direction; Another drive unit (6) adopts hydraulic cylinder, and its end connects with the bottom of support (21), and the other end connects with the bottom of lower side panel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101614617A CN101125451B (en) | 2007-09-23 | 2007-09-23 | Tyre vulcanizing mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101614617A CN101125451B (en) | 2007-09-23 | 2007-09-23 | Tyre vulcanizing mould |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101042830A Division CN102218786A (en) | 2007-09-23 | 2007-09-23 | Tire vulcanization mold |
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| Publication Number | Publication Date |
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| CN101125451A CN101125451A (en) | 2008-02-20 |
| CN101125451B true CN101125451B (en) | 2011-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101614617A Expired - Fee Related CN101125451B (en) | 2007-09-23 | 2007-09-23 | Tyre vulcanizing mould |
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| CN (1) | CN101125451B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816407B (en) * | 2015-03-03 | 2017-10-24 | 海门黄海创业园服务有限公司 | A kind of tyre vulcanizer segmented mold quick-locking device |
| CN104690856B (en) * | 2015-03-30 | 2017-07-07 | 福建省益震科技有限公司 | Energy-saving tyre vulcanizes active mode structure |
| CN108481768A (en) * | 2018-05-23 | 2018-09-04 | 青岛万龙智控科技有限公司 | Machine and mold integrated vulcanizing machine and its method |
| CN109228165B (en) * | 2018-10-26 | 2024-03-22 | 青岛科技大学 | Electromagnetic vulcanization tread segmented mold |
| CN109501343B (en) * | 2019-01-04 | 2023-12-05 | 山东豪迈机械科技股份有限公司 | Internal mold assembly, use method of internal mold assembly and tire mold |
| CN112549377A (en) * | 2020-12-03 | 2021-03-26 | 芜湖集拓实心胎有限公司 | Heating and vulcanizing mold for solid tire |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497965Y (en) * | 2001-10-19 | 2002-07-03 | 汕头天阳模具有限公司 | Loose die |
| EP1238772A2 (en) * | 2001-03-05 | 2002-09-11 | Bridgestone Corporation | Tire vulcanizing mold |
| JP2003200427A (en) * | 2001-12-28 | 2003-07-15 | Bridgestone Corp | Vulcanizer for large tire |
| CN1820923A (en) * | 2005-11-12 | 2006-08-23 | 东营金泰橡胶机械厂 | Full steel wire heavy load radial tire movable mould |
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- 2007-09-23 CN CN2007101614617A patent/CN101125451B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1238772A2 (en) * | 2001-03-05 | 2002-09-11 | Bridgestone Corporation | Tire vulcanizing mold |
| CN2497965Y (en) * | 2001-10-19 | 2002-07-03 | 汕头天阳模具有限公司 | Loose die |
| JP2003200427A (en) * | 2001-12-28 | 2003-07-15 | Bridgestone Corp | Vulcanizer for large tire |
| CN1820923A (en) * | 2005-11-12 | 2006-08-23 | 东营金泰橡胶机械厂 | Full steel wire heavy load radial tire movable mould |
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| CN101125451A (en) | 2008-02-20 |
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