CN206663601U - A kind of heating system and the precured tread tire-mold provided with the system - Google Patents
A kind of heating system and the precured tread tire-mold provided with the system Download PDFInfo
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- CN206663601U CN206663601U CN201720172067.2U CN201720172067U CN206663601U CN 206663601 U CN206663601 U CN 206663601U CN 201720172067 U CN201720172067 U CN 201720172067U CN 206663601 U CN206663601 U CN 206663601U
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Abstract
The utility model discloses a kind of heating system and the precured tread tire-mold provided with the system, described precured tread tire-mold, including multiple interior active block I being arranged on base and interior active block II, described interior active block I and interior active block II are intervally arranged, a cyclic structure is formed, and the outmost turns of the cyclic structure form an occluding surface with tire tread close fit；A heating steam chest, one end connection branch air inlet pipe of described heating steam chest, other end connection branch escape pipe are equipped with described interior active block I and interior active block II.The outer ring of described lead ring is provided with a lead ring steam chest, and described lead ring steam chest is externally provided with a muff, and suction nozzle and outlet nozzle are provided with described lead ring steam chest, is isolated between suction nozzle and outlet nozzle by stram-separating plate.
Description
Technical field
The utility model belongs to the technical field of renovation tire, and in particular to a kind of hot plate type precured tread tire-mold adds
Hot systems and the precured tread tire-mold provided with the system.
Background technology
China is global first big rubber country of consumption, while China is the very deficient country of a rubber sources again, is supplied
Need to be particularly thorny, this has promoted the fast development of tyre rebuilding industry, and old tire renovation amount is in cumulative year after year.Tyre rebuilding form
Turned over to be changed into based on bias tire by heat and turned over so that presulfurization method is cold based on radial-ply tyre.
Prevulcanized tire tread rubber has two kinds of ring-type and strip, and ring shaped precuring tire casing is unique prevulcanization and jointless wheel
Tire refurbishment system.
Ring shaped precuring tire casing vulcanizes the ring shaped precuring tire casing vulcanizing equipment, it is necessary to special between typically using high temperature, short time
And particular manufacturing craft, investment cost is larger, and particularly engineering tire ring shaped precuring tire casing investment cost is bigger, and these vulcanizing equipments
It is strong with particular manufacturing craft specificity, it can not typically do other purposes.There is numerous tire plants in China, and some tire plants occurred in recent years
The problem of production capacity surplus, vulcanizer are idle, how these vulcanizers are changed into one-machine-multi-function, tire, and can production can be produced
The precured tread of tire is renovated, improves its utilization rate into a problem.
Utility model content
In order to solve technical problem present in prior art, the utility model discloses a kind of heating system and provided with this
The precured tread tire-mold of system；The mould can coordinate existing hot plate type vulcanizer to be used, and production ring-type is pre-
Vulcanize tyre surface.
To achieve the above object, the utility model provides a kind of heating system for being used to heat precured tread tire-mold
System, including a set of interior heating system, described interior heating system includes the air inlet endless tube and outlet endless tube being set in together, described
Air inlet endless tube be provided with a coupled logical main air inlet pipe and multiple branch air inlet pipe parallel with one another；In described outlet
Endless tube is provided with a main escape pipe and multiple escape pipes, described branch air inlet pipe and expenditure tracheae respectively with hot vapour to be added
Room is connected；
Further, described heating system, in addition to a set of additional hot systems, described additional hot systems include one
The muff isolated to steam chest to be heated, is provided with a suction nozzle and outlet nozzle on steam chest to be heated, and suction nozzle with
Isolated between outlet nozzle by gas barrier.
Said heating system can effectively reduce energy expenditure by being arranged to the heating arrangement of annular tube type；Avoid
Excessive steam corrosion mould, adds mould robustness.
Further, described suction nozzle is located in different short transverses respectively from outlet nozzle, because the gas that temperature is high
Body is low in bottom in top, temperature.
To achieve the above object, the invention also discloses a kind of precured tread tire-mold, including it is described in
Heating system, described interior heating system heat to the steam chest of the interior active block of tire-mold.
To achieve the above object, the invention also discloses a kind of precured tread tire-mold, including it is described outer
Heating system and interior heating system, described interior heating system heat to the steam chest of the interior active block of tire-mold；It is described
Additional hot systems the annular steam chest in the lead ring of tire-mold is heated；
Tire-mold described above can be used cooperatively with common hot plate type tire forming vulcanizer, general tire plant
Without procuring equipment again, it is possible to produce ring shaped precuring tire casing, add the use of original vulcanizer, realize one
Machine uses.
Further, described precured tread tire-mold, including multiple interior active block I being arranged on base and interior
Active block II, described interior active block I and interior active block II are intervally arranged, and form a cyclic structure, and the cyclic structure
Outmost turns form an occluding surface with tire tread close fit；It is all provided with described interior active block I and interior active block II
There are a heating steam chest, one end connection branch air inlet pipe of described heating steam chest, other end connection branch escape pipe.
Further, described precured tread tire-mold, it is in ring to be provided with multiple in the outer ring of described cyclic structure
The pattern block of shape distribution, and the receiving that vulcanization tyre surface is formed between described pattern block and interior active block I, interior active block II is empty
Chamber；Be provided with the control loops being coaxial therewith in the inner ring of the cyclic structure, described control loops with it is each in active block I,
It is connected between interior active block II each via a push-pull device at fixed, and when control loops are jacked up, is dragged by push-pull device at fixed
Interior active block I, interior active block II move to the center of the cyclic structure.
Further, described push-pull device at fixed includes hinge seat and draw back plate, wherein hinge seat be fixed on interior active block I or
On interior active block II, rotating shaft I is installed on hinge seat, described draw back plate one end is arranged on rotating shaft I, and the other end passes through rotating shaft
II is connected with control loops.
Further, described draw back plate rotating shaft I connection ends are provided with notch so that rotating shaft I can be moved in notch.
Further, described control loops are a cyclic structure, and the water vat ring seat of its inner ring and vulcanizer coordinates, outer ring
For petal-like projection, described projection is used to connect draw back plate；Described rotating shaft II from projection one end through projection it is another
One end；Rotating shaft II connection can be facilitated by designing this projection.By the motion of water vat ring seat, control loops are driven to do fortune up and down
It is dynamic, so in realizing active block I, interior active block II motion.
Further, described interior active block I, interior active block II outer ring edge form an angled engagement surface, make
Obtaining multiple interior active block I can individually be jacked up, or multiple interior active block II can be jacked up individually；Thus achieve decorative pattern
The staggeredly interior of block moves, and avoids interference problem.
Further, the cyclic structure inner ring that described interior active block I, interior active block II are formed is additionally provided with and tire-mold
The connected inner ring of upper lid, described inner ring is located at the top of push-pull device at fixed, but does not influence the rise of push-pull device at fixed with falling.
Further, the outer ring of described lead ring is provided with a lead ring steam chest, and described lead ring steam chest is externally provided with a guarantor
Temperature set, suction nozzle and outlet nozzle are provided with described lead ring steam chest, is isolated between suction nozzle and outlet nozzle by stram-separating plate.
Further, described heating steam chest is the steam chest of a serpentine structure, and the channel design of steam chest is：Pass through first
Steam chest top is passed to compared with narrow passage, then finally passes to out vapour lock in vapour indoor circulation according to the direction of serpentine.
The beneficial effects of the utility model are as follows：
1. heating system disclosed in the utility model, produce ring shaped precuring tire casing for hot plate type tyre vulcanizer and provide
A kind of distinctive heating means, can effectively reduce energy expenditure；Excessive steam corrosion mould is avoided, adds mould
Robustness.
2. the utility model can be used cooperatively with common hot plate type tire forming vulcanizer, general tire plant is without weight
New procuring equipment, it is possible to produce ring shaped precuring tire casing, add the use of original vulcanizer, it is more to realize a machine
With.
3. the utility model directly can be had using the existing heat bard type segmented mould of tire plant, part and this reality are purchased
Ring shaped precuring tire casing is produced with new interior steam chest heating part can, mould investment expense is few, it is fast to go into operation.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
The front view of Fig. 1 tire-molds；
The top view of Fig. 2 tire-molds；
Fig. 3 is provided with the front view of the tire-mold of heating system；
Fig. 4 is Fig. 3 H direction views；
Fig. 5 is Fig. 3 K direction views；
Flux map in Fig. 6, Fig. 7 on active block II；
Flux map in Fig. 8, Fig. 9 on active block I；
Figure 10, Figure 11 are the flux map on lead ring；
Figure 12 is Fig. 5 A-A cut-away views；
Figure 13 is Fig. 5 C-C cut-away views；
Figure 14 is Fig. 5 B-B cut-away views；
In figure：Covered on 1,2 top shoes, 3 mounting rings, 4 lead rings, 5 gib blocks, 6 limited blocks, 7 bases, 8 sliding blocks, 9 pattern blocks,
10 rotating shafts, 11 vulcanizer water vat ring seats, active block II in 12,13 hinge seat II, 14 draw back plate II, 15 control loops, 16 draw back plates
I, 17 hinge seat I, active block I in 18,19 inner ring, 20 rotating shafts, 21 muffs, 22 suction nozzles, 23 lead ring steam chests, 24 outlet nozzles,
25 masters are into and out of tracheae outer end, 26 main air inlet pipes, 27 main escape pipes, and active block steam chest in 28,29 air inlet endless tubes, 30 go out compression ring
Pipe, 31 connection pipe joints, 32 stram-separating plates, 33 air intake branches, 34 going out gas branch pipe, 35 tyre surfaces, 36 suction nozzles, 37 outlet nozzles.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, there is numerous tire plants in China in the prior art, and some tire plants went out in recent years
The problem of existing production capacity surplus, vulcanizer are idle, how these vulcanizers are changed into one-machine-multi-function, tire, and can life can be produced
The precured tread of production renovation tire, improves its utilization rate into a problem；In order to solve technical problem as above, the application carries
A kind of heating system and the precured tread activating mold provided with the system are gone out.
In a kind of typical embodiment of the present utility model application, as shown in figure 1, the utility model is targeted first
Mould is mainly made up of two large divisions：Outer active part and interior active part, outer active part mainly include：Upper lid 1, mounting ring
3rd, lead ring 4, sliding block 8, base 7, pattern block 9, top shoe 2, gib block 5, limited block 6；Interior active part mainly include inner ring 19,
Interior active block I 18 and II 12, hinge seat I 17 and II 13, draw back plate I 16 and II 14, control loops 15, are shown in Fig. 1,2；It is overall to use
When, the mounting ring of mould is connected with vulcanizer upper plate, and upper lid is connected with vulcanizer segmented mold drive mechanism, under base and vulcanizer
Plate connects.
Outer active part is identical with general tire mould, and this part of tire mould can be borrowed in use
Part, this mould can be vulcanized using common tire forming vulcanizer.Ring shaped precuring tire casing generally requires special
Vulcanizing equipment, these equipment investments are costly, cycle length, and the utility model can use common tire forming vulcanizer,
General tire plant is without procuring equipment again, it is possible to produces ring shaped precuring tire casing, the use for adding original vulcanizer is used
On the way, a tractor serves several purposes is realized.
The concrete structure of specific outer active part is as follows：
Top shoe 2 install tire-mold on lid 1 outer ring, extend into lid 1T type grooves in, while with the described phase of sliding block 8
Even, for manipulating the radial motion with guide runner 8；Described mounting ring 3 is arranged on the outer ring of top shoe 2, described installation
Ring 3 is connected with lead ring 4, and described lead ring 4 is inserted into after being connected with gib block 5 in described sliding block 8, and is limited by limited block 6
Position；When lead ring 4 and chute of the gib block 5 along sliding block 8 move up, radial direction of the sliding block 8 along base 7, it is displaced outwardly.
Pattern block is embedded in the sliding block described in one；Pattern block embedded SMA actuators have decorative pattern, for making tyre tread, flower
Line block is connected with sliding block, can change pattern block according to the needs of different decorative patterns.
Control loops in interior active part are connected with vulcanizer water vat ring seat 11, by the motion of water vat ring seat, drive behaviour
Vertical ring moves up and down.The both ends of draw back plate I 16 and II 14 are connected to control loops and interior active block I 18 and II 12 with rotating shaft respectively
On upper afterbody, when control loops 15 move up and down, by draw back plate drive in active block I 18 and II 12 do radial motion, so as to complete
The folding of active part in into mould；
Specific structure is as follows：
Including multiple, multiple interior active block I and interior active block II's interior active block I18 and interior active block II12 are intervally arranged,
A cyclic structure is formed, and the outmost turns of the cyclic structure form an occluding surface with tire tread close fit；It is interior
Active block I18, interior active block II12 outer ring edge form an angled engagement surface so that multiple interior active block I can be single
Solely jacked up, or multiple interior active block II can be jacked up individually；Thus achieve the staggeredly interior of pattern block to move, avoid dry
Relate to problem.
Multiple ring-shaped distributed flowers are provided with the outer ring for the cyclic structure that interior active block I18 and interior active block II12 is formed
Line block 9, and the accommodating cavity of vulcanization tyre surface is formed between described pattern block 9 and interior active block I18, interior active block II12；
The inner ring of the cyclic structure is provided with the control loops 15 being coaxial therewith, described control loops 15 with it is each in active block I, interior
Be connected between active block II each via a push-pull device at fixed, and when control loops are jacked up, dragged by push-pull device at fixed in
Active block I, interior active block II move to the center of the cyclic structure.
Interior active block I18 is connected by push-pull device at fixed I with control loops 15, and interior active block II12 passes through push-pull device at fixed II and behaviour
Vertical ring 15 is connected；
Push-pull device at fixed I, push-pull device at fixed II structure are identical, and push-pull device at fixed I includes hinge seat I17 and draw back plate I16, wherein
Hinge seat I17 is fixed on interior active block I18, and rotating shaft I is provided with hinge seat I, and described draw back plate I16 one end, which is arranged on, to be turned
On axle I, the other end is connected by rotating shaft II with control loops.
Push-pull device at fixed II includes hinge seat II13 and draw back plate II14, and wherein hinge seat II13 is fixed on interior active block II
On, rotating shaft III is installed, described draw back plate II14 one end is arranged on rotating shaft III, and the other end is by turning on hinge seat II13
Axle IV is connected with control loops.
Draw back plate I and rotating shaft I, draw back plate II and rotating shaft III connection end are provided with notch 21,22 so that rotating shaft I can be
Moved in notch.
Control loops 15 are a cyclic structure, and the water vat ring seat cooperation of its inner ring and vulcanizer, outer ring is petal-like convex
Rise, described projection is used to connect draw back plate；Described rotating shaft II is from one end of projection through the other end of projection；Design this
Projection can facilitate rotating shaft II connection.By the motion of water vat ring seat, control loops are driven to move up and down, so it is living in realization
Network block I, interior active block II motion.
The cyclic structure inner ring that interior active block I18, interior active block II12 are formed is additionally provided with what is be connected with lid on tire-mold
Inner ring, described inner ring are located at the top of push-pull device at fixed, but do not influence the rise of push-pull device at fixed with falling.
In order to solve the heating problems of mould recited above, the utility model discloses a kind of heating system again, heating
System includes two parts, and Part I is outer steam chest heating part, and Part II is interior steam chest heating part, outer steam chest heating part
Dividing mainly includes lead ring steam chest 23, stram-separating plate 32, suction nozzle 22, outlet nozzle 24 and muff 21, and interior steam chest heating part is main
Including interior active block steam chest, main steam inlet tube, main steam outlet tube, enter vapour endless tube, go out vapour endless tube and it is various enter steam outlet pipe etc., see Fig. 3,4.
Interior steam chest heating part includes the air inlet endless tube and outlet endless tube being set in together, and described air inlet endless tube is provided with
One coupled logical main air inlet pipe and multiple branch air inlet pipe parallel with one another；A master is provided with described outlet endless tube
Escape pipe and multiple escape pipes, described branch air inlet pipe and expenditure tracheae are connected with steam chest to be heated respectively.
Outer steam chest heating part includes the muff isolated of an external heating chamber, described muff with it is to be added
Hot cell forms the space of a relative closure, and this is spatially provided with a suction nozzle and outlet nozzle, and suction nozzle and outlet nozzle it
Between isolated by gas barrier.
Outer steam chest heating part is designed with annular steam chest 23 in lead ring 4, and steam chest both ends are respectively designed with into vapour lock 22, gone out
Vapour lock 24 is connected with extraneous pipeline, and stram-separating plate 32 is designed between two vapour locks, promotes steam to carry out circumferential circulation, outside lead ring steam chest
Portion is designed with muff, isolation and extraneous heat transfer.
The main steam inlet tube 26 of interior steam chest heating part and the outer end of main steam outlet tube 27 connect with extraneous jet chimney, and inside is logical
Connection pipe joint 31 is crossed to communicate with entering vapour endless tube 29 and going out vapour endless tube 30 respectively, enter vapour endless tube 29, go out vapour endless tube 30 again respectively with
Branch steam inlet pipe 33, the branch steam outlet pipe 34 of active block are connected in each, and branch steam inlet pipe 33, the branch steam outlet pipe 34 of interior active block are pressed respectively
Form design in parallel.
Circulation steam chest (steam chest of serpentine structure) is designed with each in active block, sees Fig. 5,6 and Fig. 7,8, steam is from entering
After vapour lock 36 enters interior active block steam chest, first by passing to steam chest top compared with narrow passage, then by diagram steam circulation direction
In vapour indoor circulation, finally pass to out vapour lock 37, this design meet the high steam of temperature positioned at top, temperature it is low be located at bottom
Steam characteristics, beneficial to the circulation and heat transfer of steam.Main steam inlet tube, main steam outlet tube and endless tube are made using rigid pipe, preferably golden
Category pipe, interior active block are made into and out of steam pipe using flexible pipe, preferably metal hose, to meet the mobile needs of active block.
When mould needs heating, the lead ring in outer steam chest heating part enters vapour lock and is passed through high-temperature steam, and steam is in lead ring vapour
Indoor circulation heats lead ring body, and heat is ultimately transferred to tyre surface to be vulcanized, in fact again by heat transfer to sliding block, pattern block
Now vulcanize the purpose of heating, steam circulates in lead ring steam chest terminate after from go out vapour lock outflow, see Figure 10,11.
Meanwhile the main steam inlet tube in interior steam chest heating part is passed through high-temperature steam, steam is connect by main steam inlet tube, connecting tube
Head enters in vapour endless tube, sees Figure 12；The steam entered in vapour endless tube is entered by each interior active block branch air inlet pipe communicated therewith
Enter in each interior active block steam chest, see Figure 13；The steam in interior active block steam chest is passed through first by passing to steam chest compared with narrow passage
Top, then in vapour indoor circulation, as shown in Fig. 6,7 and Fig. 8,9, each active block is heated by heat transfer, active block leads to again
Heat transfer transfers heat to tyre surface to be vulcanized, and realizes the purpose of vulcanization heating；Steam leads to after vapour indoor circulation terminates
The steam outlet pipe for crossing each active block flow to out vapour endless tube, sees Figure 13；Last steam is flowed out by main steam outlet tube, sees Figure 14.
Above-mentioned outer steam chest heating system and interior steam chest heating system may be used alone, can also be used in combination, root
Selected according to being actually needed.
As can be seen from the above description, the application the above embodiments realize following technique effect：
1. heating system disclosed in the utility model, produce ring shaped precuring tire casing for hot plate type tyre vulcanizer and provide
A kind of distinctive heating means, can effectively reduce energy expenditure；Excessive steam corrosion mould is avoided, adds mould
Robustness.
2. the utility model can be used cooperatively with common hot plate type tire forming vulcanizer, general tire plant is without weight
New procuring equipment, it is possible to produce ring shaped precuring tire casing, add the use of original vulcanizer, it is more to realize a machine
With.
3. the utility model directly can be had using the existing heat bard type segmented mould of tire plant, part and this reality are purchased
Ring shaped precuring tire casing is produced with new interior steam chest heating part can, mould investment expense is few, it is fast to go into operation.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deformation still in protection model of the present utility model
Within enclosing.
Claims (10)
1. a kind of be used to heat the heating system of precured tread tire-mold, it is characterised in that including a set of interior heating system,
Described interior heating system includes the air inlet endless tube and outlet endless tube that are set in together, described air inlet endless tube be provided with one with
Its main air inlet pipe being connected and multiple air inlet pipe；A main escape pipe and multiple are provided with described outlet endless tube
Escape pipe, described branch air inlet pipe and expenditure tracheae are connected with steam chest to be heated respectively.
2. the heating system as claimed in claim 1 for being used to heat precured tread tire-mold, it is characterised in that also include
A set of additional hot systems, described additional hot systems include a muff isolated to steam chest to be heated, to be heated
Steam chest is provided with a suction nozzle and outlet nozzle, and is isolated between suction nozzle and outlet nozzle by gas barrier.
3. the heating system as claimed in claim 2 for being used to heat precured tread tire-mold, it is characterised in that described
Suction nozzle is located in different short transverses respectively from outlet nozzle.
A kind of 4. precured tread tire-mold, it is characterised in that including the heating system described in claim 1, interior heating system
Unite and the heating steam chest of the interior active block of tire-mold is heated.
A kind of 5. precured tread tire-mold, it is characterised in that including the heating system described in claim 2, interior heating system
Unite and the steam chest of the interior active block of tire-mold is heated；Additional hot systems enter to the annular steam chest in the lead ring of tire-mold
Row heating.
6. the precured tread tire-mold as described in claim 4-5 is any, it is characterised in that be arranged on base including multiple
On interior active block I and interior active block II, described interior active block I and interior active block II be intervally arranged, formed a ring-type knot
Structure, and the outmost turns of the cyclic structure form an occluding surface with tire tread close fit；In described interior active block I
A heating steam chest, one end connection branch air inlet pipe of described heating steam chest, other end connection branch are equipped with interior active block II
Escape pipe.
7. precured tread tire-mold as claimed in claim 6, it is characterised in that set in the outer ring of described cyclic structure
There are multiple ring-shaped distributed pattern blocks, and vulcanization tyre surface is formed between described pattern block and interior active block I, interior active block II
Accommodating cavity；Be provided with the control loops being coaxial therewith in the inner ring of the cyclic structure, described control loops with it is each in
It is connected between active block I, interior active block II each via a push-pull device at fixed, and when control loops are jacked up, passes through push-and-pull
Active block I, interior active block II move to the center of the cyclic structure in device dragging.
8. precured tread tire-mold as claimed in claim 7, it is characterised in that described push-pull device at fixed includes hinge seat
And draw back plate, wherein hinge seat are fixed on interior active block I or interior active blocks II, rotating shaft I are provided with hinge seat, described pushes away
Arm-tie one end is arranged on rotating shaft I, and the other end is connected by rotating shaft II with control loops.
9. precured tread tire-mold as claimed in claim 7, it is characterised in that described heating steam chest is a serpentine
The steam chest of structure, the channel design of steam chest are：First by passing to steam chest top compared with narrow passage, then exist according to the direction of serpentine
Vapour indoor circulation, finally passes to out vapour lock.
10. precured tread tire-mold as claimed in claim 5, it is characterised in that the outer ring of described lead ring is provided with one
Individual lead ring steam chest, described lead ring steam chest are externally provided with a muff, and suction nozzle and outlet are provided with described lead ring steam chest
Mouth, isolated between suction nozzle and outlet nozzle by stram-separating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720172067.2U CN206663601U (en) | 2017-02-24 | 2017-02-24 | A kind of heating system and the precured tread tire-mold provided with the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720172067.2U CN206663601U (en) | 2017-02-24 | 2017-02-24 | A kind of heating system and the precured tread tire-mold provided with the system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206663601U true CN206663601U (en) | 2017-11-24 |
Family
ID=60379381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720172067.2U Active CN206663601U (en) | 2017-02-24 | 2017-02-24 | A kind of heating system and the precured tread tire-mold provided with the system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206663601U (en) |
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2017
- 2017-02-24 CN CN201720172067.2U patent/CN206663601U/en active Active
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