CN203637062U - Central mechanism of tire vulcanizing machine - Google Patents

Abstract

The utility model discloses a central mechanism of a tire vulcanizing machine. The central mechanism comprises an upper clamping element, a lower clamping element, a pull rod mechanism, a steam pipeline, a capsule, a fixing barrel body, a bag barrel, a bag barrel oil cylinder and a composite oil cylinder, wherein an upper end opening of the capsule is fastened by the upper clamping element, and a lower end hole of the capsule is fastened by the lower clamping element; a space is formed in the bag barrel which is arranged inside the fixing barrel body and driven to move by the bag barrel oil cylinder; the composite oil cylinder comprises a lower ring lifting oil cylinder, an outer cylinder body, a middle cylinder body and a top rod; the lower ring lifting oil cylinder is arranged in the middle of the bottom side of the fixing barrel body; the outer cylinder body is fixed at the bottom of a lower ring; the top rod slides in the middle cylinder body and drives the upper clamping element to move; one end of the steam pipeline is connected with the capsule and the other end of the steam pipeline is connected with the outside. According to the utility model, the composite oil cylinder is adopted, so that the usage number of oil cylinders is reduced and the cost is lowered; the composite oil cylinder is arranged at the central position of the fixing barrel body to work, so that parts driven by the composite oil cylinder bear equal forces and move stably.

Description

Center mechanism for tire vulcanizer

Technical field

The utility model relates to tire forming vulcanizer field, is specifically related to center mechanism for tire vulcanizer very crucial in tyre setting machine.

Background technology

Modern tire forming vulcanizer is the increasingly automated equipment of having gathered tyre setting and two kinds of functions of sulfuration, RIB(Rolling In Bladder) refer to and plough under capsule-type central authority, RIB capsule operating mechanism is for capsule is installed, and makes capsule enter green tyres inner chamber and extract with curing medium turnover capsule and arrange from finished tire tire inner chamber.

The mold clamping force size of center mechanism for tire vulcanizer has determined tyre vulcanizer type size to a great extent.Mold clamping force is large, in type design process, need to adopt compared with steel plate to reach rigidity requirement, therefore, the volume of the tyre vulcanizer that tradition mold clamping force is large is inevitable relatively large, on the other hand, the oil cylinder number that conventional capsules central authority adopts is more, has taken very large space, increase greatly cost, caused the waste of material.

Utility model content

The purpose of this utility model be to provide a kind of rational in infrastructure, design is unique, mold clamping force is little, save material, cost-saving center mechanism for tire vulcanizer.

For solving the problems of the technologies described above, the utility model provides a kind of center mechanism for tire vulcanizer, comprises clamping element, lower clamping element, drag link mechanism, jet chimney, capsule, fixed cylinder, capsule cylinder, capsule cylinder oil cylinder and composite oil cylinder;

The upper port of described upper clamping element fastening capsule, the lower port of lower clamping element fastening capsule, described upper clamping element comprises gland and pressed on ring, between gland and pressed on ring by bolt-locking in order to fastening capsule upper port, described lower clamping element comprises guide ring, clamping seats and lower ring, described guide ring is fixed on lower ring, fastening capsule lower port between described clamping seats and guide ring, in capsule cylinder, be provided with and hold, the space of lower clamping element and capsule, described capsule cylinder is arranged in fixed cylinder and moves vertically under the drive of capsule cylinder oil cylinder, described composite oil cylinder comprises lower ring hoist cylinder, outer cylinder body, middle cylinder body and push rod, lower ring hoist cylinder is arranged on middle part, fixed cylinder bottom side, the piston rod of lower ring hoist cylinder drives outer cylinder body to move, outer cylinder body is fixed on lower ring bottom, the top of middle cylinder body is fixed on clamping seats bottom, described middle cylinder body slides and drives the movement of clamping seats in outer cylinder body, the top of described push rod is fixed on clamping element, the movement of clamping element on described push rod slides and drives in middle cylinder body, one end of described jet chimney communicates with capsule, the other end communicates with the external world.

The utility model improves to be had, and described drag link mechanism comprises pull bar and pull bar stop ring, and described pull bar passes successively lower ring, pull bar stop ring and clamping seats and is fixed in pressed on ring.

The utility model improves to be had, and described pull bar stop ring is set to multiple, the size difference of each pull bar stop ring.

The utility model improves to be had, and also comprises support bar and supporting seat, and one end of described support bar is fixed on clamping seats bottom, is provided with the hole of adaptive support bar external diameter on fixed cylinder, and described supporting seat is movably arranged on the bottom of fixed cylinder.

The utility model improves to be had, and described capsule cylinder oil cylinder is two, and centered by the axis of fixed cylinder, symmetrical is arranged on bottom fixed cylinder.

The utility model improves to be had, and on described supporting seat, is provided with pad.

The beneficial effects of the utility model are, the center mechanism for tire vulcanizer of new structure, between pressed on ring and clamping seats, pull bar is set, offset the pressure of internal pressure to pressed on ring and clamping seats generation, thereby reduce the mold clamping force that outside provides, corresponding complete machine parts can be dwindled, save material and cost.On the other hand, adopt composite oil cylinder, can effectively reduce oil cylinder usage quantity, cost-saving, composite oil cylinder is installed on fixed cylinder center, can make the parts stress equalization of its driving, and motion steadily.

Accompanying drawing explanation

The front view that accompanying drawing 1 is center mechanism for tire vulcanizer of the present utility model;

Accompanying drawing 2 is rotated in the forward the structural representation of 60 ° for center mechanism for tire vulcanizer of the present utility model with center line;

Accompanying drawing 3 is the structural representation of center mechanism for tire vulcanizer of the present utility model with 60 ° of center line reverse rotations.

Label declaration: 1-gland; 2-pressed on ring; 3-push rod; 4-capsule; 5-guide ring; 6-clamping seats; 7-fixed cylinder; 8-capsule cylinder; 9-support bar; 10-supporting seat; Under 11-, encircle hoist cylinder; 12-outer cylinder body; Cylinder body in 13-; Under 14-, encircle; 15-pull bar; 16-pull bar stop ring; 17-capsule cylinder oil cylinder; 18-jet chimney.

The specific embodiment

By describing technology contents of the present utility model, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.

Refer to accompanying drawing 1 to accompanying drawing 3, a kind of center mechanism for tire vulcanizer that shown in accompanying drawing, the utility model provides, comprises clamping element, lower clamping element, drag link mechanism, jet chimney 18, capsule 4, fixed cylinder 7, capsule cylinder 8, capsule cylinder oil cylinder 17 and composite oil cylinder;

The upper port of described upper clamping element fastening capsule 4, the lower port of lower clamping element fastening capsule 4, in the present embodiment, described upper clamping element comprises gland 1 and pressed on ring 2, between gland 1 and pressed on ring 2 by bolt-locking in order to fastening capsule 4 upper port, described lower clamping element comprises guide ring 5, clamping seats 6 and lower ring 14, described guide ring 5 is fixed on lower ring 14, the lower port of fastening capsule 4 between described clamping seats 6 and guide ring 5, just can realize and change fast capsule 4 by the relative motion between guide ring 5 and clamping seats 6, guide ring 5 has also played the guide effect to clamping seats 6 parts such as grade simultaneously, by upper clamping element and lower clamping element, the two ends of capsule 4 are fixed, on, lower clamping element longitudinally moves in the time vulcanizing position, can realize the moulding of capsule 4 toward the interior blanketing gas of capsule 4.

In capsule cylinder 8, be provided with the space that holds upper and lower clamping element and capsule 4, in the time that upper and lower clamping element and capsule 4 do not use, be recoverable to capsule cylinder 8, described capsule cylinder 8 is arranged in fixed cylinder 7 and moves under the drive of capsule cylinder oil cylinder 17.

Described composite oil cylinder comprises lower ring hoist cylinder 11, outer cylinder body 12, middle cylinder body 13 and push rod 3, lower ring hoist cylinder 11 is arranged on fixed cylinder 7 middle parts, bottom side, the piston rod of lower ring hoist cylinder 11 drives outer cylinder body 12 to move, outer cylinder body 12 is fixed on lower ring 14 bottoms, the top of described middle cylinder body 13 is fixed on clamping seats 6 bottoms, described middle cylinder body 13 drives the movement of clamping seats 6 in the interior slip of outer cylinder body 12, the oil cylinder that middle cylinder body 13 and outer cylinder body 12 form is for Quick capsule replacing 4, the top of described push rod 3 is fixed on clamping element, described push rod 3 drives the movement of clamping element in the interior slip of middle cylinder body 13, by the setting of composite oil cylinder, adopt a composite oil cylinder to realize clamping element and lower clamping element moves, lower clamping element and lower ring relatively move, the motion of upper clamping element and lower clamping element entirety.Realize multiple parts and only need adopt an oil cylinder, greatly reduced oil cylinder number, save space.

One end of described jet chimney 18 communicates with capsule 4, and the other end communicates with the external world, has realized the turnover of steam.

In the present embodiment, with reference to accompanying drawing 2, described drag link mechanism comprises pull bar 15 and pull bar stop ring 16, and described pull bar stop ring 16 is fixed on clamping seats 6 bottoms, and described pull bar 15 passes successively lower ring 14, pull bar stop ring 16 and clamping seats 6 and is fixed in pressed on ring 2.

When after upper and lower clamping element dislocation, pull bar stop ring 16 limits pull bar 15 positions, and pull bar 15 connects pressed on ring 2 and clamping seats 6, realizes internal tightening and makes it become interior pressure, reduces mold clamping force, thereby can correspondingly reduce each component structural.

As the further improvement of utility model, described pull bar stop ring 16 is provided with multiple, the size difference of each pull bar stop ring, the pull bar stop ring of multiple sizes coordinates the differing heights size realizing between pressed on ring and clamping seats with pull bar, realize in same vulcanizer, realized the sulfuration of different types of tyres.

In the present embodiment, with reference to accompanying drawing 1 and accompanying drawing 2, described center mechanism for tire vulcanizer also comprises support bar 9 and supporting seat 10, one end of described support bar 9 is fixed on clamping seats 6 bottoms, the hole that is provided with adaptive support bar 9 external diameters on fixed cylinder 7, described supporting seat 10 is movably arranged on the bottom of fixed cylinder 7.

Design by supporting seat 10 with support bar 9, sulfuration process in can effectively support whole clamping seats 6, support whole lower clamping element, supporting seat 10 in fixed cylinder 7 slidably, in the present embodiment, slidably driving by cylinder of supporting seat 10, in the time that needs are fixed, supporting seat 10 moves to support bar 9 bottoms, further, on described supporting seat 10, be also provided with pad, regulate the thickness of pad or the number of pad, for vulcanizing the tire of different model.

In the present embodiment, with reference to accompanying drawing 2, described capsule cylinder oil cylinder 17 is two, centered by the axis of fixed cylinder 7, and symmetrical fixed cylinder 7 bottoms that are arranged on.

The centrosymmetric rising that is arranged so that capsule cylinder 8 and decline steadily mobilely, certainly, the present embodiment does not limit the concrete number of capsule cylinder oil cylinder 17, moves steadily as long as can realize capsule cylinder 8.

The following concrete running by described center mechanism for tire vulcanizer further illustrates technology contents of the present utility model.

When in sulfided state, gland 1 and pressed on ring 2, guide ring 5 and clamping seats 6 fastening capsule 4 two-port respectively, push rod 3 is in rising maximum position, and gland 1 is connected to push rod 3 tops with pressed on ring 2.Push rod 3 forms oil cylinder in maximum projecting position with middle cylinder body 13, and middle cylinder body 13 forms oil cylinder in minimum of contraction position with outer cylinder body 12, and support bar 9 is on supporting seat 10, and capsule cylinder oil cylinder 17 is in punctured position.

Sulfuration finishes, and all parts starts to carry out responsibility separately, the first step, and push rod 3 forms oil in oil cylinder with middle cylinder body 13 and is sucked out, and push rod 3 is retracted to middle cylinder body 13 to extreme lower position; Second step, the piston rod rising certain distance of lower ring hoist cylinder 11, the segment distances that thereupon rise such as gland 1, pressed on ring 2, support bar 9; The 3rd step, supporting seat 10 is the home position of slipping away under cylinder drives, and supporting seat 10 is not on the movement locus of support bar 9; The 4th step, the piston rod of lower ring hoist cylinder 11 declines, and in the hole that support bar 9 is offered from firm banking, stretches out, and now gland 1, pressed on ring 2, capsule 4 etc. are drawn in capsule cylinder 8; The 5th step, capsule cylinder oil cylinder 17 will move on capsule cylinder 8, tire is above moved to the position of unloading mechanical arm of tyre; The 6th step, vulcanizer unloads mechanical arm of tyre and tire is taken off to put into unloads tire raceway; The 7th step, position when capsule cylinder 8 is dropped to sulfuration by capsule cylinder oil cylinder 17, mounting mechanical arm of tyre is put in green tire on the bearing being fixed on capsule cylinder 8; The 8th step, lower ring hoist cylinder 11 piston rods rise to extreme higher position, and supporting seat 10 slides back to support bar 9 lower positions under cylinder drives; The 9th step, lower ring hoist cylinder 11 piston rods drop to supporting seat 10 and prop up support bar 9, and middle cylinder body 13 forms inner chamber oiling in oil cylinder with push rod 3, and push rod 3 rises to assigned address; The tenth step steam and nitrogen mixture body are transported to capsule 4 inner chambers by jet chimney 18, and mounting mechanical arm of tyre exits, and mould matched moulds starts sulfuration, and whole central authority course of work circulation finishes.

The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (7)

1. a center mechanism for tire vulcanizer, is characterized in that, comprises clamping element, lower clamping element, jet chimney, capsule, fixed cylinder, capsule cylinder, capsule cylinder oil cylinder and composite oil cylinder;

The upper port of described upper clamping element fastening capsule, the lower port of lower clamping element fastening capsule, described lower clamping element comprises guide ring, clamping seats and lower ring, described guide ring is fixed on lower ring, fastening capsule lower port between described clamping seats and guide ring, in capsule cylinder, be provided with and hold, the space of lower clamping element and capsule, described capsule cylinder is arranged in fixed cylinder and moves under the drive of capsule cylinder oil cylinder, described composite oil cylinder comprises lower ring hoist cylinder, outer cylinder body, middle cylinder body and push rod, lower ring hoist cylinder is arranged on middle part, fixed cylinder bottom side, the piston rod of lower ring hoist cylinder drives outer cylinder body to move, outer cylinder body is fixed on lower ring bottom, the top of middle cylinder body is fixed on clamping seats bottom, described middle cylinder body slides and drives the movement of clamping seats in outer cylinder body, the top of described push rod is fixed on clamping element, the movement of clamping element on described push rod slides and drives in middle cylinder body, one end of described jet chimney communicates with capsule, the other end communicates with the external world.

2. center mechanism for tire vulcanizer according to claim 1, is characterized in that, described upper clamping element comprises gland and pressed on ring, between gland and pressed on ring by bolt-locking in order to fastening capsule upper port.

3. center mechanism for tire vulcanizer according to claim 2, it is characterized in that, described center mechanism for tire vulcanizer also comprises drag link mechanism, described drag link mechanism comprises pull bar and pull bar stop ring, described pull bar stop ring is fixed on clamping seats bottom, and described pull bar passes successively lower ring, pull bar stop ring and clamping seats and is fixed in pressed on ring.

4. center mechanism for tire vulcanizer according to claim 3, is characterized in that, described pull bar stop ring is set to multiple.

5. center mechanism for tire vulcanizer according to claim 1, it is characterized in that, also comprise support bar and supporting seat, one end of described support bar is fixed on clamping seats bottom, on fixed cylinder, be provided with the hole of adaptive support bar external diameter, described supporting seat is movably arranged on the bottom of fixed cylinder.

6. center mechanism for tire vulcanizer according to claim 1, is characterized in that, described capsule cylinder oil cylinder is two, and centered by the axis of fixed cylinder, symmetrical is arranged on bottom fixed cylinder.

7. center mechanism for tire vulcanizer according to claim 5, is characterized in that, on described supporting seat, is provided with pad.

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