CN102476393A - Internally conductive hot cut-off knife and method thereof - Google Patents
Internally conductive hot cut-off knife and method thereof Download PDFInfo
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- CN102476393A CN102476393A CN2010105764225A CN201010576422A CN102476393A CN 102476393 A CN102476393 A CN 102476393A CN 2010105764225 A CN2010105764225 A CN 2010105764225A CN 201010576422 A CN201010576422 A CN 201010576422A CN 102476393 A CN102476393 A CN 102476393A
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- clamp body
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- cutter hub
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Abstract
The invention provides an internally conductive hot cut-off knife and a method thereof. A heat supply element and a temperature sensor are installed in the interior of a knife edge part of a knife body so that produced heat energy is acted on a knife edge directly and cutting operation is performed while hot melting is performed on the surface of a sizing material; and the heat source is installed on the knife edge part for performing the cutting operation directly, obvious heat loss is avoided without long distance heat transmission, thereby saving energy effectively. The internally conductive hot cut-off knife comprises a lower fixture body, an upper fixture body and the knife body, wherein the knife body comprises a base part clamped and fixed between the lower fixture body and the upper fixture body and the knife edge part for cutting on the surface of the sizing material; and the heat supply element for directly acting the heat energy on the knife edge and the temperature sensor which is used for connecting with an external power supply and a temperature control instrument and detecting work temperature on the surface of the knife edge are installed in the knife edge part.
Description
Technical field
The present invention relates to a kind of hot cut-off knife and method thereof that the rubber size layer implements to cut operation that be directed against, will produce the heat supply assembly of heat energy and the blade that sensor directly is arranged at cutter hub specifically, belong to the rubber manufacturing machinery field.
Background technology
Because the universal use of vehicles such as space shuttle, motor vehicles for civilian use, the automation of tire manufacturing and Precision Machining level improve constantly.Coiled strip is half-finished when cutting in inner liner, sidewall or liner-sidewall composite members etc.; Usually need to use automatic cutting apparatus; Offer operations such as follow-up joint, pressing with the semi-finished product that cut out different size and angle and use, the height that sizing material cuts quality directly has influence on joint and pressing between a plurality of materials.
Hot cut-off knife is a kind of cut-off knife type that existing automatic cutting apparatus often uses, and hot cut-off knife is based on the heating principle and forms under the prerequisite of the softening breach of localized heat on the sizing material surface, utilizes sharp blade to carry out linearity along breach and cuts.
The cost of hot cut-off knife is lower, but because the blade heating-up temperature is non-constant, to cut temperature control inaccurate and often cause blade to be clung by sizing material or causing cutting resistance owing to temperature is lower increases, and feasiblely cuts difficult quality and effectively controls.
As disclose following content in first to file; Application number ZL200910017685.X; Name is called hot cut-off knife and cutting method thereof; Its technical scheme is to comprise one group of clamp body and be clamped in the cutter hub between the clamp body, and liner has flat heating plate and flat warming plate between the base portion of clamp body and cutter hub, in the set inside of flat heating plate one heat source temperature sensor is arranged.
The hot cut-off knife that adopts said structure is when implementing to cut; The heat energy that flat heating plate produced is from the base portion of cutter hub, be delivered to the front end of blade forward along the longitudinal direction; To form the softening breach of localized heat on the sizing material surface, the blade of cutter hub carries out linearity along this breach and cuts.
Like above-mentioned prior art, mainly there be the use defective and the problem of the following aspects:
Provide the thermal source of heat energy to be arranged at the cutter hub base portion to blade, though be convenient to install, in heat transfer process, can correspondingly produce thermal loss, form bigger energy waste thus, this seems comparatively outstanding in the production scene that the sizing material layer cuts.
Heat energy produces and is not set in same or close position with the temperature perception, is unfavorable for being incubated and accurate temperature control, adopts the temperature control measure often to lag behind the actual temperature situation.
For reaching the temperature that enforcements such as blade cut the operation key position, can correspondingly forming unnecessary intensification at cutter hub base portion and rear end parts place, thus be easy to cause parts to be destroyed the shortening with service life.
Summary of the invention
Hot cut-off knife of heat-conducting type and method thereof in of the present invention; Be to address the above problem and that heating element and temperature sensor all are built in the blade of cutter hub is inner; Thereby the heat energy that is produced is directly acted on blade, the sizing material surface is being implemented to cut operation in the thermal softening.
The objective of the invention is, thermal source directly is arranged at the blade of implementing to cut operation, do not exist length to avoid tangible thermal loss, effectively energy savings apart from the heat transmission.
Another goal of the invention is that heat energy produces the blade that all is set in cutter hub with the temperature perception, helps temperature perception exactly and carries out temperature control thus, changes the present situation that temperature control often lags behind actual temperature change.
Goal of the invention also is, forming what heat up is the operation key position that enforcements such as blade cuts, and avoids forming unnecessary intensification at cutter hub base portion and rear end parts place, helps protecting associated components not to be destroyed and the prolongation in service life.
For realizing the foregoing invention purpose, the interior hot cut-off knife of heat-conducting type of the present invention mainly includes:
Lower clamp body, last clamp body and cutter hub, wherein,
Cutter hub has the blade that is clamped and fastened on the base portion between lower clamp body and the last clamp body and is used for cutting on the sizing material surface.
Be with the difference part of prior art,, be provided with and be used for heat energy is directly acted on the heating element of blade and is used to connect external power source and the temperature sensor of temperature control instrument and detection blade surface operating temperature in the inside of said blade.
Like above-mentioned basic scheme, heating element directly is placed in the blade of cutter hub, and thermal source does not exist length to avoid tangible thermal loss apart from the heat transmission to greatest extent near the blade that needs heat.
Simultaneously, blade can heat up with accurately perception quickly, control its variations in temperature, satisfies and adapts to the requirement of different formulations sizing material for specified temp.
Improve installation and removal precision, efficient between cutter hub and the upper and lower clamp body further, can take following improvement project:
Described clamp body and the cutter hub gone up is resisted against the protruding seat of the installation front end face at lower clamp body rear portion respectively.
Lower clamp body, last clamp body and cutter hub are respectively arranged with the screw that carries out vertical installation through connecting bolt.
In the actual installation process, earlier the base portion of cutter hub is resisted against in the past backward the protruding seat of the installation front end face at lower clamp body rear portion, placing clamp body on the base portion of cutter hub again.Simultaneously, clamp body also is resisted against the protruding seat of the installation front end face at lower clamp body rear portion in the assurance, so that be used for the screw all align of vertical installation on lower clamp body, last clamp body and the cutter hub, uses attachment screw can the three be fastenedly connected successively at last.
More the corrective measure of refinement and optimization is, the power sensor line that connects heating element and temperature sensor is respectively formed, and draws and be connected in the power Control Component from the protruding seat of base portion rear end and installation of cutter hub.
On the basis of adopting above-mentioned hot cut-off knife architecture advances, the present invention proposes a kind of interior hot cut-off knife cutting method of heat-conducting type simultaneously, particularly:
The cutter hub that is heated after the intensification forms the softening breach of localized heat on the sizing material surface, and the blade of cutter hub carries out linearity along this breach and cuts.
The difference with the prior art part is that heating element is arranged at the inside of blade, in order to the heat energy that is produced is directly acted on blade, the sizing material surface is being implemented to cut operation in the thermal softening.
The method that further improves cutter hub blade operating temperature perception and control accuracy is, temperature sensor is arranged at the inside of blade, in order to the operating temperature of direct mensuration blade surface and the heat source temperature of assist control heating element.
Further improve between cutter hub and the upper and lower clamp body install, improving one's methods of flexible performance of dismounting be, described clamp body and the cutter hub gone up is resisted against protruding the front end face of installation at lower clamp body rear portion respectively.
The screw that runs through correspondence position on lower clamp body, last clamp body and the cutter hub through connecting bolt carries out fastening installation vertically.
In sum, the hot cut-off knife of heat-conducting type and method has the following advantages and beneficial effect in the present invention:
1, changes existing hot cut-off knife heat and transmitted distance, cutter hub and the bigger defective of blade front end temperature control deviation.Operating temperature when the blade front end is implemented to cut is able to accurately limit and control, and it is higher that sizing material cuts quality.
2, adopt built-in heat source temperature sensing mode, can directly measure heat source temperature, and can come dynamically to adjust heating-up temperature, reduce energy consumption according to the sizing material physical characteristic.
3, cutter hub is easy to installation and removal, and equipment debugging and part replacement time are shorter.
4, avoid forming unnecessary intensification, help protecting associated components not to be destroyed and the prolongation in service life at cutter hub base portion and rear end parts place.
Description of drawings
Combine accompanying drawing that the present invention is done further explanation at present
Fig. 1 is the longitudinal profile sketch map of the said interior hot cut-off knife of heat-conducting type;
Fig. 2 is the structural profile sketch map of another side;
As depicted in figs. 1 and 2, power supply and temperature control instrument 1, lower clamp body 2, last clamp body 3, connecting bolt 4, cutter hub 5, heating element 6, temperature sensor 7, power Control Component 8, power sensor line composition 9, protruding 21 of installation, base portion 51 and blade 52.
The specific embodiment
The hot cut-off knife of interior heat-conducting type includes, lower clamp body 2, last clamp body 3 and cutter hub 5, and the HRC hardness number of cutter hub 5 is greater than 60.
Set inside at blade 52 has, and is used for heat energy is directly acted on the heating element 6 of blade and is used to connect external power source and the temperature sensor 7 of temperature control instrument 1 and detection blade surface operating temperature.
The power sensor line that connects heating element 6 and temperature sensor 7 respectively forms 9, draws and be connected in power Control Component 8 from protruding seat 21 is installed.
The blade 52 of cutter hub 5 can adopt new material, as selecting for use and more weak pottery of rubber affinity or the metal material etc. with characteristic, the anti-stickiness of assurance cutter hub 5 when reaching hardness requirement.
Realize a kind of improved cutting method based on the hot cut-off knife of heat-conducting type in above-mentioned:
Be heated the blade 52 of the cutter hub 5 after the intensification, form the softening breach of localized heat, and carry out linearity along this breach and cut on the sizing material surface.
The screw that runs through correspondence position on lower clamp body 2, last clamp body 3 and the cutter hub 5 through connecting bolt 4 carries out fastening installation vertically.
When changing the specification of the sizing material that cuts, can adjust, change the cutter hub 5 of the interior hot cut-off knife of pattern of fever apace through connecting bolt 4.Promptly after the temperature of cutter hub 5 reduces, directly unclamp connecting bolt 4, just can cutter hub 5 be disassembled.
As heat exchange cut-off knife more in tire production at present, need hot cut-off knife was cooled off 0.5 hour, dismounting, need 1 hour when cutter hub is installed, and adjustment, need when changing cutter whole clamp body disassembled, refills, waste time and energy.
Like the described interior hot cut-off knife structure of pattern of fever of present embodiment, then whole cooling, attaching/detaching time can be controlled within 0.5 hour and accomplish.
When implementing to cut, set heating-up temperature, cut temperature according to sizing material characteristic and operation technological requirement earlier.
When reaching design temperature, the control program that power supply and temperature control instrument 1 are set can be with the power supply automatic disconnection; When temperature was lower than setting value, the control program in power supply and the temperature control instrument 1 is energized automatically, made heating element 6 continue, directly to blade 52 heat energy is provided.
Be arranged on blade 52 temperature inside sensors 7, be used for directly measuring the temperature near blade front end (being cutting edge), be unlikely to too high and cause sizing material to cross glutinous and sticking cutter with control cutting edge temperature, control cuts resistance can be not excessive.
Claims (6)
1. the hot cut-off knife of heat-conducting type in a kind includes lower clamp body (2), goes up clamp body (3) and cutter hub (5),
Cutter hub (5) has the blade (52) that is clamped and fastened on the base portion (51) between lower clamp body (2) and the last clamp body (3) and is used for cutting on the sizing material surface,
It is characterized in that: the inside in said blade (52) is provided with and is used for heat energy is directly acted on the heating element (6) of blade and is used to connect external power source and temperature control instrument (1) and detect the temperature sensor (7) of blade surface operating temperature.
2. the hot cut-off knife of heat-conducting type in according to claim 1 is characterized in that: described clamp body (3) and the cutter hub (5) gone up is resisted against protruding (21) front end face of installation at lower clamp body (2) rear portion respectively;
Lower clamp body (2), last clamp body (3) and cutter hub (5) are respectively arranged with the screw that carries out vertical installation through connecting bolt (4).
3. the hot cut-off knife of heat-conducting type in according to claim 2; It is characterized in that: the power sensor line that connects heating element (6) and temperature sensor (7) is respectively formed (9), draws and be connected in power Control Component (8) from the rear end and the protruding seat of installation (21) of base portion (51).
4. the hot cut-off knife cutting method of heat-conducting type in a kind, the cutter hub (5) that is heated after the intensification forms the softening breach of localized heat on the sizing material surface, and the blade (52) of cutter hub (5) carries out linearity along this breach and cuts, and it is characterized in that:
Heating element (6) is arranged at the inside of blade (52), in order to the heat energy that is produced is directly acted on blade, the sizing material surface is being implemented to cut operation in the thermal softening.
5. the hot cut-off knife cutting method of heat-conducting type in according to claim 4 is characterized in that: temperature sensor (7) is arranged at the inside of blade (52), in order to the operating temperature of direct mensuration blade surface and the heat source temperature of assist control heating element (6).
According to claim 4 or 5 described in the hot cut-off knife cutting methods of heat-conducting type, it is characterized in that: described clamp body (3) and the cutter hub (5) gone up is resisted against protruding (21) front end face of installation at lower clamp body (2) rear portion respectively;
The screw that runs through lower clamp body (2), last clamp body (3) and the last correspondence position of cutter hub (5) through connecting bolt (4) carries out fastening installation vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105764225A CN102476393A (en) | 2010-11-25 | 2010-11-25 | Internally conductive hot cut-off knife and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105764225A CN102476393A (en) | 2010-11-25 | 2010-11-25 | Internally conductive hot cut-off knife and method thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN102476393A true CN102476393A (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105764225A Pending CN102476393A (en) | 2010-11-25 | 2010-11-25 | Internally conductive hot cut-off knife and method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522342A (en) * | 2013-10-17 | 2014-01-22 | 单振华 | Novel hot knife rubber cutting machine |
| CN105619504A (en) * | 2016-04-02 | 2016-06-01 | 广东拓荒牛智能切割科技股份有限公司 | Splitting type electric heating cutting machine head with temperature feedback |
| CN107856126A (en) * | 2017-11-17 | 2018-03-30 | 邓子坚 | A kind of hot cut-off knife |
| CN109262719A (en) * | 2018-11-16 | 2019-01-25 | 徐州工程学院 | A kind of fervent cutter of partition type |
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| US5743017A (en) * | 1995-04-12 | 1998-04-28 | Theracut-Hair-Technik Gmbh | Device for heating the blades of scissors, knives and the like |
| CN201483577U (en) * | 2009-08-19 | 2010-05-26 | 青岛高校软控股份有限公司 | Heat cut-off knife |
| CN201511410U (en) * | 2009-05-14 | 2010-06-23 | 谢义忠 | Rubber electric-heating cutting tool |
| CN202011040U (en) * | 2010-11-25 | 2011-10-19 | 软控股份有限公司 | Internally conductive hot cut-off knife |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US355950A (en) * | 1887-01-11 | Steam piston and valve packing | ||
| US3396616A (en) * | 1966-05-16 | 1968-08-13 | Dow Chemical Co | Method and apparatus for perforating thermoplastic foams |
| US5743017A (en) * | 1995-04-12 | 1998-04-28 | Theracut-Hair-Technik Gmbh | Device for heating the blades of scissors, knives and the like |
| CN201511410U (en) * | 2009-05-14 | 2010-06-23 | 谢义忠 | Rubber electric-heating cutting tool |
| CN201483577U (en) * | 2009-08-19 | 2010-05-26 | 青岛高校软控股份有限公司 | Heat cut-off knife |
| CN202011040U (en) * | 2010-11-25 | 2011-10-19 | 软控股份有限公司 | Internally conductive hot cut-off knife |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522342A (en) * | 2013-10-17 | 2014-01-22 | 单振华 | Novel hot knife rubber cutting machine |
| CN105619504A (en) * | 2016-04-02 | 2016-06-01 | 广东拓荒牛智能切割科技股份有限公司 | Splitting type electric heating cutting machine head with temperature feedback |
| CN107856126A (en) * | 2017-11-17 | 2018-03-30 | 邓子坚 | A kind of hot cut-off knife |
| CN109262719A (en) * | 2018-11-16 | 2019-01-25 | 徐州工程学院 | A kind of fervent cutter of partition type |
| CN109262719B (en) * | 2018-11-16 | 2021-03-05 | 徐州工程学院 | Partitioned hot cutting knife |
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Application publication date: 20120530 |