CN208305495U - Tyre adjustable die position-limit mechanism and tyre adjustable die - Google Patents
Tyre adjustable die position-limit mechanism and tyre adjustable die Download PDFInfo
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- CN208305495U CN208305495U CN201820623277.3U CN201820623277U CN208305495U CN 208305495 U CN208305495 U CN 208305495U CN 201820623277 U CN201820623277 U CN 201820623277U CN 208305495 U CN208305495 U CN 208305495U
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- lead ring
- upper cover
- adjustable die
- tyre adjustable
- connector
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Abstract
The utility model relates to tire-mold construction applications, it is intended to solve the problem of to be easily damaged gib block, limited block generation safety accident when tire-mold in the prior art die sinking, provide tyre adjustable die position-limit mechanism and tyre adjustable die.Tyre adjustable die position-limit mechanism includes connector；Connector is arranged to one end and is connected to lead ring, other end connection upper cover, and has the extended state being hung on upper cover when the contraction state shunk when closing mould and die sinking under lead ring；Institute's connector limits upper cover when being in extended state, so that upper cover uplink, realization die sinking movement with lead ring uplink.The utility model has the beneficial effects that the limit of mold upper cover when opening can be realized, reduce even without making limited block stress, upper cover caused by reducing because of limited block stress problem falls, the problem of gib block fracture etc. reduces security risk, improves safety coefficient.
Description
Technical field
The utility model relates to tire-mold construction applications, in particular to tyre adjustable die position-limit mechanism and wheel
Tire activating mold.
Background technique
When existing tire-mold is opened, the limit majority of upper cover is limited indirectly by sliding block and limited block, if
Occur limited block fracture or sliding block and its gib block damage in production process, occurs upper cover and slider guide item is fallen
Possibility.
Utility model content
The utility model is intended to provide a kind of tyre adjustable die position-limit mechanism, to solve tire-mold in the prior art
The problem of being easily damaged gib block, limited block when die sinking, safety accident occur.
The utility model also provides a kind of tyre adjustable die using above-mentioned tyre adjustable die position-limit mechanism.
The embodiments of the present invention are achieved in that
The utility model embodiment provides a kind of tyre adjustable die position-limit mechanism, and tyre adjustable die includes lead ring and upper
Lid, tyre adjustable die position-limit mechanism are used to limit upper cover in die sinking, and tyre adjustable die position-limit mechanism includes connecting
Fitting；Connector is arranged to one end and is connected to lead ring, other end connection upper cover, and have when closing mould the contraction state that shrinks and
The extended state being hung on upper cover when die sinking under lead ring；Institute's connector limits upper cover when being in extended state.
In an embodiment of the present embodiment:
Connector is the telescopic rod that can axially relatively elongate or shorten；
One end articulated connection of telescopic rod is articulated and connected in lead ring, the other end to be extended in upper cover, and in telescopic rod to its pole
The limit to upper cover is formed when limit for length spends.Alternatively, the lead ring top is equipped with mounting ring, one end of the telescopic rod is articulated with institute
It states in lead ring or mounting ring.
In an embodiment of the present embodiment:
Upper cover offers the sliding slot radially extended；
Connector is the telescopic rod that can axially relatively elongate or shorten；
One end of telescopic rod, which is articulated and connected, is connected to a rotary shaft being snug fit in sliding slot in lead ring, the other end, and
And there is between articulated connection and/or rotary shaft and sliding slot rotary freedom between rotary shaft and telescopic rod, so that telescopic rod
When extending under the drive of lead ring uplink, rotary shaft can be slided along the chute simultaneously, when telescopic rod is extended to its limiting length
Form the limit to upper cover.Alternatively, the lead ring top be equipped with mounting ring, one end of the telescopic rod be articulated with the lead ring or
In mounting ring.
In an embodiment of the present embodiment:
Upper cover offers holding tank open upward, for telescopic rod of the storage in contraction state when closing mould.
In an embodiment of the present embodiment:
Connector is the chain condition of formation of being successively articulated and connected by least two connecting rods；
The articulated connection of chain condition one end is articulated and connected in lead ring, the other end in upper cover, and chain condition is in the band of lead ring uplink
Being expanded under dynamic makes to limit upper cover when its each connecting rod is conllinear, and when elongation to its limiting length forms the limit to upper cover, makes
Obtain upper cover uplink, realization die sinking movement with lead ring uplink.Alternatively, the lead ring top is equipped with mounting ring, the chain condition
One end is articulated in the lead ring or mounting ring.
In an embodiment of the present embodiment:
Constitute the connecting rod of chain condition altogether there are two, respectively first connecting rod and second connecting rod；
Articulated connection point between first connecting rod and second connecting rod is point C；
The outer end articulated connection lead ring of first connecting rod is in point A；Point B is placed in the outer end articulated connection of second connecting rod；
Under die opening state, chain condition is straightened in unfolded state, and point A, point C, point B are conllinear；
Under molding state, chain condition is in contraction state, and point C is located at the side of the close lead ring axis of straight line AB.
In an embodiment of the present embodiment:
Second connecting rod is resiliently attached to upper cover by torsional spring；Second connecting rod elasticity is pressed to upper cover by torsional spring；Preferably, upper cover
On offer holding tank, be accommodated in holding tank closing mould state lower chain part, and second connecting rod is pressed on appearance by torsional spring elasticity
Receive the groove bottom of slot.
In an embodiment of the present embodiment:
Connector shares multiple；Multiple connectors are along the circumferentially-spaced distribution of lead ring.
In an embodiment of the present embodiment:
Lead ring has horizontally disposed support rod；
The upper end surface of the connected lead ring in support rod one end, the other end are stretched out to the central axis direction of lead ring；Connector hingedly connects
It is connected to the extension end of support rod.
In an embodiment of the present embodiment:
Connector is flexible chain structure or flexible wire ropes, and one end is connected to lead ring, other end connection upper cover.It is preferred that
, holding tank is set on upper lid, traction mechanism is set in holding tank；Traction mechanism connects connector, for releasing in die sinking
Connector and molding when wind connector.Alternatively, the lead ring top is equipped with mounting ring, the flexibility chain structure or flexible steel
One end of cord is articulated in the lead ring or mounting ring.
In an embodiment of the present embodiment:
The sliding part of tyre adjustable die is slidably connected to lead ring by gib block；Also have between sliding part and lead ring
There is the limited block for the sliding position that can limit sliding part, and the restraining position of connector is before the restraining position of limited block.
The utility model embodiment also provides a kind of tire-mold comprising lead ring, upper cover and tire mould above-mentioned
Has position-limit mechanism；Tyre adjustable die position-limit mechanism is connected between lead ring and upper cover.
In summary it describes, tyre adjustable die position-limit mechanism in the present embodiment passes through setting connection lead ring and upper cover
Chain condition is realized limit and movement transmitting when die sinking, is had the advantages that
1. the limit of mold upper cover when opening can be realized, reduces even without limited block stress is made, reduce because of limited block
Upper cover caused by stress problem falls, the problem of gib block fracture etc. reduces security risk, improves safety coefficient；
2. upper cover limit function can be realized, the problems such as limited block assembly and disassembly is difficult, and stress is damaged is solved；
3. the utility model can prevent lead ring from closing slide plate, sliding part T slot, sliding part limiting slot abnormal damage, improve related
The service life of component, promotes the whole service life of mold, and reduction occurs shutting down to work because of the damage of mold parts
Probability.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is to show the structural schematic diagram of the tyre adjustable die in the utility model embodiment (half section is shown)；
Fig. 2 is the top view of the tyre adjustable die in the utility model embodiment；
Fig. 3 is the structural schematic diagram of the die sinking limit state of the tyre adjustable die of Fig. 1；
The tyre adjustable die that Fig. 4 is Fig. 1 completes structural schematic diagram when die sinking；
Fig. 5 shows the structural schematic diagram of the another embodiment of the tyre adjustable die in the utility model embodiment
(half section is shown)；
Structural schematic diagram when Fig. 6 is the completion die sinking of the tyre adjustable die of Fig. 5；
Fig. 7 shows the structural schematic diagram of the another embodiment of the tyre adjustable die in the utility model embodiment
(half section is shown)；
Fig. 8 is the enlarged diagram of the upper cover edge portions of Fig. 7.
Icon: 100- tyre adjustable die position-limit mechanism；101- pedestal；102- upper cover；103- lead ring；110- sliding part；
104- sliding block；105- pattern block；10- chain condition；11- first connecting rod；12- second connecting rod；S1- torsional spring；C1- holding tank；L1- branch
Strut；20- telescopic rod；21- rotating dog；C2- grooving；C3- sliding slot；C4- matching hole.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if occur term " center ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of describing this reality
It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.If in addition, occurring in the description of the utility model
Term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
If being not offered as requiring component in addition, occurring the terms such as term "horizontal", "vertical" in the description of the utility model
Abswolute level or pendency, but can be slightly tilted.If "horizontal" only refers to that its direction is more horizontal with respect to for "vertical",
It is not to indicate that the structure is had to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, if there is art
Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable
Connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, centre can also be passed through
Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment
The structural schematic diagram (half-sectional displaying) of the tyre adjustable die in the utility model embodiment is shown in Fig. 1；Fig. 2
It is the top view of Fig. 1.Fig. 1, Fig. 2 are please referred to, the tyre adjustable die in the present embodiment includes pedestal 101, upper cover 102, lead ring
103, multiple sliding parts 110 and tyre adjustable die position-limit mechanism 100.In the present embodiment, sliding part 110 includes 104 He of sliding block
It is connected to setting pattern block 105, the decorative pattern of the circumferential surface for forming tire on the inside of sliding block 104.Certainly, pattern block 105 can also be with
Sliding block 104 is wholely set to be slidably connected as sliding part 110 and lead ring 103；Or tire curing pattern sheet is fitted in
It is slidably connected on sliding part 110 with lead ring 103；Each pattern block 105 can be cooperated by multiple pieces or piece splicing.Sliding
Part 110 is slidably coupled to lead ring 103 by gib block realization, so as to above mention 110 energy of sliding part after lead ring 103 in die sinking
It is enough under the action of self-weight with respect to 103 slide downward of lead ring (actually appear sliding part 110 remains stationary, lead ring 103 moves up),
In addition gib block is to be obliquely installed, so that sliding part 110 has in the movement that opposite lead ring 103 glides drives 105 edge of pattern block
Radially outer displacement component realizes that die sinking is detached from the decorative pattern circumferential surface of tire.
Cooperation is referring to Fig. 3, Fig. 4, and in the present embodiment, tyre adjustable die position-limit mechanism 100 includes connector；Connector quilt
When being arranged to one end and be connected to lead ring 103, other end connection upper cover 102, and there is the contraction state shunk when closing mould and die sinking
Upper cover 102 is hung on the extended state under lead ring 103；Institute's connector limits upper cover 102 when being in extended state, so that
The uplink with 103 uplink of lead ring of upper cover 102 realizes die sinking movement.Certainly, for the lead ring 103 for being provided with mounting ring, even
Fitting can be configured as being connected to installation loop section.Connector shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 is by least two connecting rods
Successively be articulated and connected the chain condition 10 of formation；The articulated connection of 10 one end of chain condition is in lead ring 103, other end articulated connection in upper cover
102, and chain condition 10 is expanded under the drive of 103 uplink of lead ring and makes to limit upper cover 102 when its each connecting rod is conllinear, elongation
Form the limit to upper cover 102 when to its limiting length so that upper cover 102 with 103 uplink of lead ring uplink, realize that die sinking is dynamic
Make.In an embodiment of the present embodiment, optionally, chain condition 10 shares multiple, and multiple chain conditions 10 were along lead ring 103 weeks
To being spaced apart.For example, chain condition 10 is set as four, four chain conditions 10 are circumferentially evenly spaced on along lead ring 103.
Chain condition 10 in the present embodiment may be configured as diversified forms.For example, see Fig. 1, Fig. 2, Fig. 3, Fig. 4, chain condition 10
The chain structure formed for the connecting rod being successively articulated and connected by two；One end connecting hinge of chain condition 10 is connected to lead ring 103 in succession,
The other end is articulated and connected in upper cover 102.Two connecting rods are respectively first connecting rod 11 and second connecting rod 12；First connecting rod 11 and second
Articulated connection point between connecting rod 12 is point C；The outer end articulated connection lead ring 103 of first connecting rod 11 is in point A；Second connecting rod 12
Outer end is articulated and connected upper cover 102 in point B；Referring to Fig. 3, Fig. 4, under die opening state, chain condition 10 is straightened, point A, point C, point B
Collinearly；Under molding state, point C is located at the side of 103 axis of close lead ring of straight line AB.For convenience of accommodate chain condition 10, on
Holding tank C1 is offered on lid 102, is accommodated in holding tank C1 closing mould state lower chain part 10, and second connecting rod 12 is by torsional spring
S1 elasticity is pressed on the groove bottom of holding tank C1.In the present embodiment, second connecting rod 12 is resiliently attached to upper cover by torsional spring S1
102；12 elasticity of second connecting rod is pressed to the groove bottom of the holding tank C1 of upper cover 102 by torsional spring S1.When torsional spring S1 may be implemented in molding,
To the trend that chain condition 10 is rotated to die inside, when preventing molding, chain condition 10 reversely rotates mold damage.
Referring to fig. 2, in the present embodiment, lead ring 103 has horizontally disposed support rod L1 for cooperation；Support rod L1 mono-
The upper end surface for the lead ring 103 that is connected, the other end is held to stretch out to the central axis direction of lead ring 103；Connector is articulated and connected in support rod
The extension end of L1.Optionally, support rod L1 can be bar shaped rod piece, and first connecting rod 11 includes two and is sandwiched in support rod L1
Between, and the bar shaped rod piece for the support rod L1 that is articulated and connected simultaneously；Corresponding second connecting rod 12 can be one and be sandwiched in first connecting rod 11
Two bar shaped rod pieces between individual bar shaped rod piece.
In other embodiments, chain condition 10 may also be configured to three, four or even more connecting rods is connected in series.
If in addition, the connector stress condition between upper cover 102 and lead ring 103 allows flexibility can be changed to by rigid member
Part, such as flexible chain structure, flexible wire ropes preferably when using flexible pieces such as chains, are arranged in upper cover 102
Holding tank C1 or traction mechanism can guarantee that chain condition 10 flexible is not in accumulation when molding, prevents from not molding on earth.
Traction mechanism can be elevator structure, for releasing chain condition 10 in die sinking and winding chain condition 10 in molding.Some
In embodiment, 103 top of lead ring is equipped with mounting ring, and flexible chain structure, flexible wire ropes may connect on lead ring 103 or pacify at this time
It fills on ring.Certainly, flexible chain structure, flexible wire ropes are also connected between lead ring 102 and mounting ring.
In an embodiment of the present embodiment, lead ring 103 has horizontally disposed support rod L1；Support rod
The upper end surface of the connected lead ring 103 in the one end L1, the other end are stretched out to the central axis direction of lead ring 103；Chain condition 10 articulated connection in
The extension end of support rod L1.Support rod L1 is stretched out to central axis direction, and extension end corresponds to the top of holding tank C1.Chain condition 10
Hinge joint, line of the chain condition 10 between the hinge joint at the holding tank C1 of the upper cover 102 in extension end are in vertical.?
In some embodiments, 103 top of lead ring is equipped with mounting ring, and chain condition 10 can be articulated on lead ring 103 or in mounting ring at this time.When
So, chain condition 10 can be also articulated between lead ring 102 and mounting ring.
The another of the connector of the tyre adjustable die position-limit mechanism 100 of the utility model embodiment is shown in Fig. 5, Fig. 6
A kind of embodiment.Referring to Fig. 5, Fig. 6, connector is the telescopic rod 20 that can axially relatively elongate or shorten；Telescopic rod 20
One end articulated connection be articulated and connected in lead ring 103, the other end in upper cover 102, and in the elongation of telescopic rod 20 to its limiting length
When form the limit to upper cover 102.Described telescopic rod 20 can be two rod pieces along axially slidable socket in the present embodiment
Structure, particularly, telescopic rod 20 may be configured as cylinder form.In some embodiments, 103 top of lead ring is equipped with mounting ring,
Telescopic rod 20 is articulated on lead ring 103 or in mounting ring at this time.Certainly, telescopic rod 20 can also be articulated with 102 He of lead ring
Between mounting ring.Optionally, holding tank C1 upward can also be opened up under present embodiment in upper cover 102, so that telescopic rod 20
It is contained in holding tank C1 in the case where closing mould state, does not influence constructional appearance size.The articulated connection of telescopic rod 20 and lead ring 103 can
Setting are as follows: open up grooving C2 along edge in the upper end inner side edge of lead ring 103, a rotation is vertically arranged between the two sidewalls of grooving C2
Pin 21, the upper end of telescopic rod 20 are rotationally connected with rotating dog 21.Grooving C2, which is shaped to, allows telescopic rod 20 in expansion shape
Movement between state and contraction state.Similarly, the articulated connection between telescopic rod 20 and upper cover 102 may be configured as: accommodate
A rotating dog 21 is vertically connected between the two sidewalls of slot C1, the lower end of telescopic rod 20 is rotationally connected with the rotating dog 21.Optionally,
Grooving C2 is set as when closing mould and holding tank C1 level is corresponding, so that telescopic rod 20 accommodates in the horizontal direction in the case where closing mould state
In holding tank C1 and grooving C2.Under present embodiment, optionally, two rotating dogs 21 are spaced apart from each other in the radial direction of lead ring 103,
The rotating dog 21 that the rotating dog 21 for being connected to lead ring 103 is radially outer, is connected to upper cover 102 is radial inner.In the case where closing mould state,
Two 21 levels of rotating dog flush, and make 20 horizontal accommodation of telescopic rod in holding tank C1 and grooving C2, do not influence structure upper surface
Profile is not easy and superstructure mechanical interference；Under die opening state, telescopic rod 20 is skewed in upper end is outer, lower end is inner
State is formed to the oblique pull of upper cover 102, the circumferentially distributed oblique pull of multiple telescopic rods 20 apply respectively upper cover 102 1 radially to
The component of outer drawing can be improved the stability of upper cover 102.
Referring to the another embodiment shown in Fig. 7, upper cover 102 offers the sliding slot C3 radially extended；Connector
For the telescopic rod 20 that can axially relatively elongate or shorten；One end articulated connection of telescopic rod 20 connects in lead ring 103, the other end
It is connected to a rotary shaft being snug fit in sliding slot C3, and is articulated connection and/or rotation between rotary shaft and telescopic rod 20
There is rotary freedom, when so that telescopic rod 20 extending under the drive of 103 uplink of lead ring, rotary shaft energy between axis and sliding slot C3
Enough C3 is slided along the chute simultaneously, forms the limit to upper cover 102 in the elongation of telescopic rod 20 to its limiting length.The embodiment
Can the embodiment shown in Fig. 5, Fig. 6 have certain something in common, such as telescopic rod 20 and upper cover 102 or the hinge with lead ring 103
Connecing setting in succession can be identical, and the telescopic rod 20 of use can be identical.The difference is that sliding slot C3 is provided with, so that 103 band of lead ring
When dynamic 20 uplink of telescopic rod die sinking, telescopic rod 20 lower end can C3 be radially slided along the chute simultaneously, lessen in this way
Angle between telescopic rod 20 and vertical direction, so that the pulling force provided required for hanging upper cover 102 is isostructural reduces,
It just reduces the Structural strength calls to telescopic rod 20 and improves safety of structure.Certainly, the rotating dog 21 to prevent lower section
Deviate from from sliding slot C3, barrier structure can be set in the outer end of sliding slot C3.In present embodiment, cooperate referring to Fig. 8, in sliding slot C3
The also settable semicircular matching hole C4 in top surface, the rotating dog of 20 lower end of telescopic rod of unfolded state is in location fit
21。
In an embodiment of the present embodiment, the sliding part 110 of tyre adjustable die position-limit mechanism 100 passes through guiding
Item is slidably connected to lead ring 103；Also there is the sliding position that can limit sliding part 110 between sliding part 110 and lead ring 103
The limited block set, and the restraining position of chain condition 10 is before the restraining position of limited block.
Structure in the present embodiment may be provided in the die form of the active structure of two halves, apply in two halves activating mold
In upper half activating mold.
In summary it describes, the tyre adjustable die position-limit mechanism 100 in the present embodiment passes through setting connection 103 He of lead ring
The chain condition 10 of upper cover 102 is realized limit and movement transmitting when die sinking, is had the advantages that
1. the limit of mold upper cover 102 when opening can be realized, reduces even without limited block stress is made, reduce because of limit
Upper cover 102 caused by block stress problem falls, the problem of gib block fracture etc. reduces security risk, improves safety coefficient；
2. 102 limit function of upper cover can be realized, the problems such as limited block assembly and disassembly is difficult, and stress is damaged is solved；
3. the utility model can prevent lead ring from closing slide plate, sliding part T slot, sliding part limiting slot abnormal damage, improve related
The service life of component, promotes the whole service life of mold, and reduction occurs shutting down to work because of the damage of mold parts
Probability.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (14)
1. a kind of tyre adjustable die position-limit mechanism, the tyre adjustable die includes lead ring and upper cover, the tire mould
Tool position-limit mechanism is used to limit upper cover in die sinking, it is characterised in that:
The tyre adjustable die position-limit mechanism includes connector；
The connector is arranged to one end and is connected to the lead ring, the other end connection upper cover, and has and shrink when closing mould
Contraction state and when die sinking the upper cover is hung on to the extended state under the lead ring；
Institute's connector limits the upper cover when being in extended state.
2. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The connector is the telescopic rod that can axially relatively elongate or shorten；
One end articulated connection of the telescopic rod is articulated and connected in the lead ring, the other end in the upper cover, and described flexible
Bar forms the limit to the upper cover when extending to its limiting length；
Alternatively, the lead ring top is equipped with mounting ring, one end of the telescopic rod is articulated in the lead ring or mounting ring.
3. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The upper cover offers the sliding slot radially extended；
The connector is the telescopic rod that can axially relatively elongate or shorten；
One end of the telescopic rod, which is articulated and connected, is connected to a rotation being snug fit in the sliding slot in the lead ring, the other end
Shaft, and have between articulated connection and/or the rotary shaft and the sliding slot between the rotary shaft and the telescopic rod
Have rotary freedom, when so that the telescopic rod extending under the drive of the lead ring uplink, the rotary shaft can simultaneously edge
Sliding slot sliding forms the limit to the upper cover when the telescopic rod is extended to its limiting length；
Alternatively, the lead ring top is equipped with mounting ring, one end of the telescopic rod is articulated in the lead ring or mounting ring.
4. tyre adjustable die position-limit mechanism according to claim 2 or 3, it is characterised in that:
The upper cover offers holding tank open upward, for the telescopic rod of the storage in contraction state when closing mould.
5. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The connector is the chain condition of formation of being successively articulated and connected by least two connecting rods；
Chain condition one end articulated connection is articulated and connected in the lead ring, the other end in the upper cover, and the chain condition exists
Being expanded under the drive of the lead ring uplink makes to limit the upper cover when its each connecting rod is conllinear, when elongation to its limiting length
The limit to the upper cover is formed, so that upper cover uplink, realization die sinking movement with the lead ring uplink；
Alternatively, the lead ring top is equipped with mounting ring, one end of the chain condition is articulated in the lead ring or mounting ring.
6. tyre adjustable die position-limit mechanism according to claim 5, it is characterised in that:
Constitute the connecting rod of the chain condition altogether there are two, respectively first connecting rod and second connecting rod；
Articulated connection point between the first connecting rod and the second connecting rod is point C；
The outer end of the first connecting rod is articulated and connected the lead ring in point A；On the outer end articulated connection of the second connecting rod is described
It is placed on point B；
Under die opening state, the chain condition is straightened in unfolded state, and the point A, the point C, the point B are conllinear；
Under molding state, the chain condition is in contraction state, and the point C is located at the close lead ring axis of straight line AB
Side.
7. tyre adjustable die position-limit mechanism according to claim 6, it is characterised in that:
The second connecting rod is resiliently attached to the upper cover by torsional spring；The torsional spring presses to the second connecting rod elasticity described
Upper cover.
8. tyre adjustable die position-limit mechanism according to claim 7, it is characterised in that:
Holding tank is offered on the upper lid, the chain condition is accommodated in the holding tank in the case where closing mould state, and described
Two connecting rods are pressed on the groove bottom of the holding tank by the torsional spring elasticity.
9. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The connector shares multiple；Multiple connectors are along the circumferentially-spaced distribution of the lead ring.
10. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The lead ring has horizontally disposed support rod；
The be connected upper end surface of the lead ring, the other end of described support rod one end is stretched out to the central axis direction of the lead ring；It is described
Connector is articulated and connected in the extension end of the support rod.
11. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The connector is flexible chain structure or flexible wire ropes, and one end is connected to the lead ring, the other end connects on described
Lid；
Alternatively, the lead ring top is equipped with mounting ring, one end of the flexibility chain structure or flexible wire ropes is connected to described lead
On ring or mounting ring.
12. tyre adjustable die position-limit mechanism according to claim 11, it is characterised in that:
Holding tank is set on the upper lid, traction mechanism is set in the holding tank；The traction mechanism connects the connector,
For releasing the connector in die sinking and winding the connector in molding.
13. tyre adjustable die position-limit mechanism according to claim 1, it is characterised in that:
The sliding part of the tyre adjustable die is slidably connected to the lead ring by gib block；The sliding part and described
Also there is the limited block for the sliding position that can limit the sliding part, and the restraining position of the connector is in institute between lead ring
Before the restraining position for stating limited block.
14. a kind of tyre adjustable die, it is characterised in that:
Including lead ring, upper cover and the described in any item tyre adjustable die position-limit mechanisms of claim 1-11；
The tyre adjustable die position-limit mechanism is connected between the lead ring and the upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820623277.3U CN208305495U (en) | 2018-04-27 | 2018-04-27 | Tyre adjustable die position-limit mechanism and tyre adjustable die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820623277.3U CN208305495U (en) | 2018-04-27 | 2018-04-27 | Tyre adjustable die position-limit mechanism and tyre adjustable die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208305495U true CN208305495U (en) | 2019-01-01 |
Family
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108621343A (en) * | 2018-04-27 | 2018-10-09 | 宫达 | Tyre adjustable die position-limit mechanism and tyre adjustable die |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108621343A (en) * | 2018-04-27 | 2018-10-09 | 宫达 | Tyre adjustable die position-limit mechanism and tyre adjustable die |
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