CN107150453A - Acanthopore roller - Google Patents
Acanthopore roller Download PDFInfo
- Publication number
- CN107150453A CN107150453A CN201611142175.1A CN201611142175A CN107150453A CN 107150453 A CN107150453 A CN 107150453A CN 201611142175 A CN201611142175 A CN 201611142175A CN 107150453 A CN107150453 A CN 107150453A
- Authority
- CN
- China
- Prior art keywords
- sheathed heater
- roller
- main body
- acanthopore
- roller main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
- Resistance Heating (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The acanthopore roller that the present invention is provided, prevents from producing temperature inequality in roller surface, can carry out uniform perforate processing.The acanthopore roller is provided with a plurality of needles on the surface of the roller main body of tubular, and the acanthopore roller possesses：Sheathed heater, it is inserted through the inside of roller main body；Supporting member, it sets one or more through holes for inserting sheathed heater, and sheathed heater is supported in the state of sheathed heater to be inserted through to through hole in the way of forming gap between sheathed heater and the inner peripheral surface of roller main body；The insulator of insulating properties, it is configured between sheathed heater and supporting member, and acanthopore roller is configured to the air in the gap between sheathed heater and the inner peripheral surface of roller main body as Transfer Medium, and the heat from sheathed heater is transmitted to the surface of roller main body.
Description
Technical field
The present invention relates to the acanthopore roller in the hole that ventilation is set in tyre rubber material.
Background technology
In the manufacturing process of pneumatic tire, by being laminated the tyre rubber material of multiple sheets and by green tire (tire base)
Shaping, if but remain air between the tyre rubber material of stacking, as making the quality of the tire product after vulcanization
The reason for variation.
Therefore, since in the past, the tyre rubber material before green tire shaping has been carried out and has set the perforate in the hole of ventilation to add
Work (acanthopore processing).For example, the PLY cutters in oblique process of the cord blank to make PLY is cut off with defined angle are set
In standby, the acanthopore roller with multiple cones (pin) is set, by the cord blank for pressing on acanthopore roller before cut-out, by roller surface
Pin form the hole (patent document 1) of multiple ventilations.
Now, if the temperature of cord blank is relatively low, it is likely that because the elasticity of rubber causes the hole plug that is temporarily forming, because
This is heated by being heated to the acanthopore roller for carrying out perforate processing to pin.
As such technology for heating acanthopore roller, in the past since be wound with heating wire using on the cylinder of iron grade
Rotating roller, heating wire is integratedly embedded to the rotating roller (patent document 2) of aluminium alloy etc..
Patent document 1：Japanese Unexamined Patent Publication 2013-215908 publications
Patent document 2：Japanese Unexamined Patent Application 62-37892 publications
However, acanthopore roller as described above, makes roller surface directly heat up due to making roller be contacted with heating wire, therefore in roller
It is uneven that surface produces temperature.Specifically, the temperature rise of the roller surface near heating wire, on the other hand, away from heating wire
The temperature reduction of roller surface.In the case where carrying out perforate processing using such roller for producing temperature inequality, it is impossible to equably
Hole is formed, becomes unstable it is therefore possible to the quality for making elastomeric material.
The content of the invention
Therefore, problem of the invention is to prevent from producing temperature inequality in roller surface there is provided one kind, can carry out uniform
The acanthopore roller of perforate processing.
Invention described in technical scheme 1 is a kind of acanthopore roller, and the surface of the roller main body of tubular is provided with a plurality of needles, and it is special
Levy and be, possess：
Sheathed heater, it is inserted through the inside of the roller main body；
Supporting member, its by between the sheathed heater and the inner peripheral surface of the roller main body formed gap in the way of, if
One or more through holes for inserting the sheathed heater are put, and the sheathed heater is being inserted through the through hole
In the state of the sheathed heater is supported；And
The insulator of insulating properties, it is configured between the sheathed heater and the supporting member,
The acanthopore roller is configured to：By the air in the gap between the sheathed heater and the inner peripheral surface of the roller main body
As Transfer Medium, the heat from the sheathed heater is transmitted to the surface of the roller main body.
Invention described in technical scheme 2 is on the basis of the acanthopore roller described in technical scheme 1, it is characterised in that in institute
The inside for stating roller main body is configured with multiple sheathed heaters.
Invention described in technical scheme 3 is on the basis of the acanthopore roller described in technical scheme 2, it is characterised in that described
Sheathed heater is four.
Invention described in technical scheme 4 is on the basis of the acanthopore roller described in technical scheme 2 or 3, it is characterised in that institute
Sheathed heater is stated equally spaced to configure in the circumferential.
Invention described in technical scheme 5 be on the basis of the acanthopore roller described in any one of technical scheme 1~4, its
It is characterised by, the insulator is formed by porcelain or ceramics.
Invention described in technical scheme 6 be on the basis of the acanthopore roller described in any one of technical scheme 1~5, its
It is characterised by, the roller main body is what stainless steel was made.
Invention described in technical scheme 7 is in the acanthopore roller described in any one of technical scheme 1~6, it is characterised in that
The sheathed heater is constituted by containing heating wire inside metal tube, the metal tube end face with to the electricity
The mica spacer of insulating properties is provided between the electrode portion of heated filament supply electric power.
In accordance with the invention it is possible to which providing one kind prevents from producing temperature inequality in roller surface, uniform perforate can be carried out and added
The acanthopore roller of work.
Brief description of the drawings
Fig. 1 is the figure of the profile construction for the acanthopore roller for showing schematically an embodiment of the invention.
Fig. 2 is the figure for representing the state after Fig. 1 acanthopore roller is decomposed.
Fig. 3 is the sheathed heater and the stereogram of supporting member for the acanthopore roller for representing Fig. 1.
Fig. 4 is the figure of the profile construction on the supporting member periphery for the acanthopore roller for showing schematically Fig. 1.
Fig. 5 is the figure of the relation for the surface temperature for representing heter temperature and acanthopore roller.
Description of reference numerals：1 ... acanthopore roller；2 ... roller main bodies；2a ... pins；3 ... sheathed heaters；3a ... heating wire；3b…
Metal tube；5 ... supporting members；6 ... support shafts；9 ... bearings；11 ... supply lines；101 ... mica spacers；102 ... micanite pipes；103…
Insulator；106 ... electrode portions.
Embodiment
1. achieve the process of the present invention
Before explanation embodiments of the present invention, the process to the achievement present invention is illustrated.
The present inventor, first, in order to prevent considering in roller surface generation temperature inequality：Make metal
Heating wire is contained in pipe (sheath) and the bar-shaped sheathed heater of anticreep insulating materials (such as magnesia), is inserted
Armour is supported in the inside of the roller main body of tubular, and in the way of setting gap between the inner peripheral surface and sheathed heater in roller main body
Fill heater.
In this case, using the air in the gap between the inner peripheral surface and sheathed heater of roller main body as Transfer Medium,
The heat of sheathed heater is transmitted to roller main body, because the heat produced from sheathed heater is moderately dispersed to the sky in gap
In gas, thus it is different with the prior art that roller is contacted with heating wire, it is not only to make to heat up near heating wire, so as to prevent production
The temperature of raw roller surface is uneven.
But, in the case where having used such sheathed heater, generate there is a possibility that supplying to sheathed heater
Internal electrical losses from electric current to roller main body it is new the problem of.
Specifically, for being appropriately carried out perforate processing, it is necessary to make acanthopore roller (pricking to tyre rubber material
Roller surface temperature) is warming up to 140 DEG C or so, but as shown in figure 5, when the surface temperature of roller reaches more than 130 DEG C, plus
Hot device temperature reaches more than 400 DEG C.Because more than 400 DEG C of the heating-up temperature is anticreep in heater more than being filled in
The insulation limiting temperature of insulating materials, therefore be not re-used as insulating materials and play a role.In this case, inside sheathed heater
Heating wire be possible to via sheathed heater metal tube and support sheathed heater supporting member and with roller main body be powered,
So as to produce leak current fault.
Therefore, the present inventor is former using electric leakage produced in the case of sheathed heater in order to prevent
Barrier, and further study repeatedly, and expect configuring the insulator being made up of insulating materials between sheathed heater and supporting member,
So as to which in the case that heter temperature has exceeded the insulation limiting temperature of insulating materials, electric current also will not be from heating wire stream
To roller main body, until completing the present invention.
2. the acanthopore roller of present embodiment
Hereinafter, the acanthopore roller of an embodiment of the invention is specifically explained.
Fig. 1 is the figure of the profile construction for the acanthopore roller for showing schematically present embodiment, and Fig. 2 is represented Fig. 1 acanthopore
The figure of state after roller decomposition.In addition, Fig. 3 is the sheathed heater and the stereogram of supporting member for the acanthopore roller for representing Fig. 1, Fig. 4
It is the figure for the profile construction for showing schematically supporting member periphery.
(1) overall structure
As shown in figure 1, the acanthopore roller 1 of present embodiment has many sheathed heaters 3 in the inside insert of roller main body 2.Separately
Outside, in the present embodiment using four sheathed heaters 3 (reference picture 3).
Roller main body 2 is the part of tubular, separates defined interval in outer peripheral face and is provided with a plurality of needles 2a, by making the pin
2a is punctured to tyre rubber material (omit and illustrate), thus in the hole of tyre rubber material formation ventilation.It is preferred that
To cylinder of the roller main body 2 using stainless steel.
Both ends in roller main body 2 are provided with bearing 9, and support shaft 6 is inserted through the bearing 9.The acanthopore of present embodiment
Roller is to make the so-called free roll that the roller main body 2 as outer tube part is pivoted about using bearing 9 with support shaft 6.
Sheathed heater 3 is that the heating wire (such as nichrome wire) as heater is accommodated with metal tube 3b inside
The bar-shaped heater (reference picture 4) of 3a coil.In addition, the inside of the metal tube 3b in sheathed heater 3, filled with leakproof
The insulant (such as magnesia) of electricity.
In addition, though the sheathed heater 3 omitted in diagram, acanthopore roller is connected to controlling organization, by the table of roller main body 2
Face temperature is maintained the mode of design temperature (such as 140 DEG C), controls the power supply to sheathed heater 3.
Moreover, the acanthopore roller of present embodiment is characterised by following 2 points.
(2) fisrt feature
The fisrt feature of the acanthopore roller of present embodiment is, is configured to：Possess with sheathed heater 3 and roller main body 2
Inner peripheral surface between formed gap mode, support sheathed heater 3 supporting member 5, regard the air in the gap as transmission
Medium, the heat from sheathed heater 3 is transmitted to the surface of roller main body 2.
Specifically, as shown in figure 3, supporting member 5 is two discoid parts for being formed with multiple through holes, support shaft
6 are inserted through the through hole at the center of supporting member 5, and sheathed heater 3 is inserted and is supported on each through hole around support shaft 6.
As shown in figure 1, in the present embodiment, the supporting member 5 of above-mentioned construction is along sheathed heater 3 axially to advise
Fixed is arranged at intervals with five, and sheathed heater 3 is inserted in the inside of roller main body 2 in the state of each supporting member 5 is supported on.
So, each of many sheathed heaters 3 is supported by using supporting member 5, thus in sheathed heater 3 and roller master
Gap is formed between the inner peripheral surface of body 2.In the present embodiment, using the air in the gap as Transfer Medium, armour will be come from
The heat for filling heater 3 is transmitted to the surface of roller main body 2.Now, heat from sheathed heater 3 quilt when being transferred to air
It is scattered therefore different from existing roller, temperature inequality can not be produced and be uniformly heated up by roller surface and then by pin 2a.
As a result, when pin 2a is punctured into the hole to set ventilation to tyre rubber material (omit and illustrate), can
Equably providing holes, therefore, it is possible to easily manufacture the elastomeric material of stay in grade.
(3) second feature
Next, the second feature of the acanthopore roller of present embodiment is, possesses and sheathed heater and supporting member insulate
Insulator.
As shown in Figure 3 and 4, insulator 103 is embedded in the part of the ring-type of the through hole of supporting member 5, in insulation
The hole at the center of son 103 is inserted with sheathed heater 3.In addition, the insulator 103 inserted with sheathed heater 3 is by being sandwiched in
It is kept between two supporting members 5.
The insulator 103 is such by will not also lose insulation function in the harsh condition of high temperature even if sheathed heater 3
Insulating materials (such as aluminum oxide porcelain, ceramics) formation, so as to prevent sheathed heater 3 to be powered with supporting member 5.
In the present embodiment, due to being so configured with the insulator of insulating properties between sheathed heater 3 and supporting member 5
103, thus even in sheathed heater 3 temperature exceeded insulant in metal tube 3b insulation limiting temperature situation
Under, electric current will not also flow from sheathed heater 3 to supporting member 5, so as to prevent to the internal electrical losses of roller main body 2.
(4) other structures
(a) part of electric leakage is tackled
It is excellent in addition to above-mentioned insulator 103 in the case where using sheathed heater 3 as in the present embodiment
Select the part using reply electric leakage.Specifically, as shown in Figure 3 and 4, in order to the heating wire 3a of heater body supply
To electric power, and it is provided with the end face of sheathed heater 3 and is connected to the electrode portion 106 of supply lines 11, but there is the electrode portion 106
The possibility for being powered and leaking electricity with the outer tube that is, metal tube 3b of sheathed heater 3.
In order to prevent such electrode portion 106 and the metal tube 3b of sheathed heater 3 energization, preferably in sheathed heater
The mica spacer 101 for the ring-type being made up of insulating materials is configured between 3 both ends of the surface, i.e. electrode portion 106 and metal tube 3b.
By the mica spacer 101 of the ring-type, electrode portion 106 and metal tube 3b can be insulated, on the other hand, can made
Electrode portion 106 and the heating wire 3a of sheathed heater 3 are powered.
In addition, mica spacer 101 also functions to the effect for preventing that micanite pipe 102 from coming off from sheathed heater 3.
(b) radical of sheathed heater and configuration
In the above-described embodiment, as shown in figure 3, using four sheathed heaters 3, but sheathed heater radical simultaneously
It is not particularly limited or one.If but consider efficiency etc. of heating, preferably use many sheathed heaters.
In addition, in the case of using many sheathed heaters, preferably each sheathed heater is in the circumferential equally spaced
Configuration.Thus enable that the surface of roller main body is more uniformly heated up, so as to more suitably prevent that the temperature of roller surface is uneven.
More than, based on embodiment, the present invention is described, but the present invention is not limited to above-mentioned embodiment.
With the present invention in identical and equivalent scope, various changes can be applied to above-mentioned embodiment.
Claims (7)
1. a kind of acanthopore roller, is provided with a plurality of needles, it is characterised in that possess on the surface of the roller main body of tubular：
Sheathed heater, it is inserted through the inside of the roller main body；
Supporting member, it sets one in the way of forming gap between the sheathed heater and the inner peripheral surface of the roller main body
Individual or multiple through holes for inserting the sheathed heater, and in the shape that the sheathed heater is inserted through to the through hole
The sheathed heater is supported under state；And
The insulator of insulating properties, it is configured between the sheathed heater and the supporting member,
The acanthopore roller is configured to：Using the air in the gap between the sheathed heater and the inner peripheral surface of the roller main body as
Transfer Medium, the heat from the sheathed heater is transmitted to the surface of the roller main body.
2. acanthopore roller according to claim 1, it is characterised in that
Multiple sheathed heaters are configured with the inside of the roller main body.
3. acanthopore roller according to claim 2, it is characterised in that
The sheathed heater is four.
4. the acanthopore roller according to Claims 2 or 3, it is characterised in that
The sheathed heater is equally spaced configured in the circumferential.
5. the acanthopore roller according to any one of Claims 1 to 4, it is characterised in that
The insulator is formed by porcelain or ceramics.
6. the acanthopore roller according to any one of Claims 1 to 5, it is characterised in that
The roller main body is what stainless steel was made.
7. the acanthopore roller according to any one of claim 1~6, it is characterised in that
The sheathed heater is constituted by containing heating wire inside metal tube,
The mica mat of insulating properties is provided between end face in the metal tube and the electrode portion to the heating wire supply electric power
Piece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-040670 | 2016-03-03 | ||
| JP2016040670A JP6736026B2 (en) | 2016-03-03 | 2016-03-03 | Pricking roller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107150453A true CN107150453A (en) | 2017-09-12 |
| CN107150453B CN107150453B (en) | 2020-09-29 |
Family
ID=59791505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611142175.1A Active CN107150453B (en) | 2016-03-03 | 2016-12-12 | Piercing roller |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6736026B2 (en) |
| CN (1) | CN107150453B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580615A (en) * | 2021-08-03 | 2021-11-02 | 绍兴寿春针纺织有限公司 | Anti-static wall cloth production process |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109871052A (en) * | 2019-04-03 | 2019-06-11 | 上海颐柏科技股份有限公司 | A kind of electrothermal radiation tube temperature control equipment and its control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04241716A (en) * | 1991-01-16 | 1992-08-28 | Ngk Insulators Ltd | Electrode part structure of honeycomb heater |
| CN201146613Y (en) * | 2008-01-18 | 2008-11-05 | 黄生新 | Isothermy electrothermal rotary bowl |
| JP2008265082A (en) * | 2007-04-18 | 2008-11-06 | Bridgestone Corp | Method and apparatus for drilling rubber strip |
| CN101387075A (en) * | 2008-10-23 | 2009-03-18 | 徐永锋 | PCR full-automatic fibre curtain cloth cutting splicer |
| JP2015039811A (en) * | 2013-08-21 | 2015-03-02 | 住友ゴム工業株式会社 | Pricking device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5289374U (en) * | 1975-12-25 | 1977-07-04 | ||
| JPS5332451U (en) * | 1976-08-25 | 1978-03-20 | ||
| JP3648513B2 (en) * | 1999-10-29 | 2005-05-18 | タクミ・エー・エル株式会社 | High-speed response heater unit, plate heater, and plate heater manufacturing method |
| CN104816911B (en) * | 2015-04-28 | 2017-06-16 | 重庆市金盾橡胶制品有限公司 | A kind of conveyer of the tire composite extrusion product line that can be punched |
-
2016
- 2016-03-03 JP JP2016040670A patent/JP6736026B2/en not_active Expired - Fee Related
- 2016-12-12 CN CN201611142175.1A patent/CN107150453B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04241716A (en) * | 1991-01-16 | 1992-08-28 | Ngk Insulators Ltd | Electrode part structure of honeycomb heater |
| JP2008265082A (en) * | 2007-04-18 | 2008-11-06 | Bridgestone Corp | Method and apparatus for drilling rubber strip |
| CN201146613Y (en) * | 2008-01-18 | 2008-11-05 | 黄生新 | Isothermy electrothermal rotary bowl |
| CN101387075A (en) * | 2008-10-23 | 2009-03-18 | 徐永锋 | PCR full-automatic fibre curtain cloth cutting splicer |
| JP2015039811A (en) * | 2013-08-21 | 2015-03-02 | 住友ゴム工業株式会社 | Pricking device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580615A (en) * | 2021-08-03 | 2021-11-02 | 绍兴寿春针纺织有限公司 | Anti-static wall cloth production process |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017154414A (en) | 2017-09-07 |
| JP6736026B2 (en) | 2020-08-05 |
| CN107150453B (en) | 2020-09-29 |
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