CN112975118A - Tire inner wall laser polishing method - Google Patents

Tire inner wall laser polishing method Download PDF

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Publication number
CN112975118A
CN112975118A CN202110346886.5A CN202110346886A CN112975118A CN 112975118 A CN112975118 A CN 112975118A CN 202110346886 A CN202110346886 A CN 202110346886A CN 112975118 A CN112975118 A CN 112975118A
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CN
China
Prior art keywords
tire
wall
laser
laser head
center
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.)
Pending
Application number
CN202110346886.5A
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Chinese (zh)
Inventor
车永兴
徐菊平
蒋晓
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jinfuchi Intelligent Equipment Co ltd
Original Assignee
Jiangsu Jinfuchi Intelligent Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Jinfuchi Intelligent Equipment Co ltd filed Critical Jiangsu Jinfuchi Intelligent Equipment Co ltd
Priority to CN202110346886.5A priority Critical patent/CN112975118A/en
Publication of CN112975118A publication Critical patent/CN112975118A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0823—Devices involving rotation of the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/10—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam
    • B23K26/103—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam the laser beam rotating around the fixed workpiece
    • B23K26/106—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam the laser beam rotating around the fixed workpiece inside the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)

Abstract

The invention relates to a laser polishing method for the inner wall of a tire, which comprises the following steps: 1) vertically rotating the tire; 2) a mechanical arm provided with a laser head extends into the tire from one side of the tire to be aligned with the center of the inner wall of the tire, the inner wall of the tire is polished when the mechanical arm is started, the laser head moves from the center of the inner wall of the tire to one side edge, and the laser head is closed; 3) then a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the center of the inner wall of the tire from the other side of the tire, starts the laser head to continuously polish the inner wall of the tire, moves the laser head from the center of the inner wall of the tire to the edge of the other side of the inner wall of the tire, and closes the laser head; 4) a robot arm equipped with a laser head extends from the side of the tire. The invention has the advantages that: the release agent can be effectively removed, no debris is left, polishing is accurate, the depth is only 0.1-0.2 mm, the airtight layer cannot be damaged, pre-spraying, roughening and the like are not needed, the roughness of the inner wall of the tire is effectively increased after polishing, the tire can be effectively connected with a disc-coated rubber material, and the rubber material is not flowed, stacked or deformed in a high-speed test.

Description

Tire inner wall laser polishing method
Technical Field
The invention relates to a tire inner wall laser polishing method, in particular to a tire inner wall laser polishing method in the manufacturing of a disc-type self-sealing tire, and belongs to the technical field of tire manufacturing.
Background
In recent years, 76% of high-speed accidents are caused by a tire burst. The death rate of the flat tire with the automobile running speed of over 120 miles is close to 100 percent. And 91 percent of domestic automobile tires have potential safety hazards such as abnormal tire pressure, cracks, puncture and the like.
Aiming at the current situation, the national standard and the group standard of the coating type puncture self-sealing tire capable of effectively preventing tire burst are already out of the market, and the national acceptance of the self-sealing tire industry is reflected. The self-sealing tire can be used as a substitute of a run-flat tire, is particularly suitable for the new energy automobile market, and can overcome the defects that the new energy automobile has no spare tire and the tire is too large in noise.
Self sealss tire generally divide into centrifugal and dish among the prior art and covers two kinds, before coating the sizing material to the tire inner wall, all need polish the tire inner wall, in order to get rid of remaining release agent after the tire vulcanization, make the sizing material can with tire inner wall connection, however prior art polishes the tire inner wall and generally adopts mechanical polishing, through the rotatory tire inner wall that rubs of bistrique, the degree of depth of polishing is great on the one hand, can destroy the air seal, still need spray the sizing material in advance and beat the hair processing after polishing, in order to improve its adhesive force so that be connected with the sizing material, on the other hand can remain a large amount of pieces after polishing, it absorbs and removes the clearance to need waste time and energy, production efficiency is.
With the continuous development of laser technology, the laser technology is also frequently used in tire production, but is generally used for carving patterns and characters of tires or cleaning tires, and if the laser technology can be applied to polishing of inner walls of tires, the accuracy and the efficiency of the laser technology can improve the production process.
Disclosure of Invention
The invention provides a tire inner wall laser polishing method, which aims to overcome the defects in the prior art, effectively and accurately polish the tire inner wall and facilitate the subsequent coating of a disc-coated rubber material.
The technical solution of the invention is as follows: a tire inner wall laser grinding method comprises the following process steps:
1) the driving roller makes the tire vertical and drives the tire to rotate;
2) the method comprises the following steps that a manipulator provided with a laser head extends into the tire from one side of the tire to be aligned with the center of the inner wall of the tire, the laser head is started to polish the inner wall of the tire, the polishing depth is 0.1-0.2 mm, the laser head is aligned with the center of the inner wall of the tire and stays at the tire for more than one turn of time, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of one side of the tire, the laser head deflects to be aligned with the arc-shaped part of;
3) then, a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the tire from the other side of the tire to be aligned with the center of the inner wall of the tire, the laser head is started, the inner wall of the tire is continuously polished, the laser parameters are the same as those in the step 2), the polishing depth is 0.1-0.2 mm, the laser head moves from the center of the inner wall of the tire to the edge of the other side of the tire, when the laser head reaches the edge of the other side of the tire, the laser head deflects to be aligned with the arc-shaped position;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
Preferably, the width of the tire in the step 1) is 190-250 mm, and the rotating speed is 45-55 r/min.
Preferably, the parameters of the laser in step 2) are as follows: wavelength 1064nm Gaussian light, laser power 200W, frequency 300K, field lens 254, pulse width 35mm, switch light delay 1 mus.
Preferably, the total starting time of the laser heads in the step 2) and the step 3) is 3 min-3 min40 s.
The invention has the advantages that: the laser polishing method for the inner wall of the tire is reasonable in design, the inner wall of the tire can be effectively and accurately polished, the residual release agent after vulcanization production of the tire can be effectively removed after polishing, no debris is left, the inner wall does not need to be manually cleaned by dust suction, the polishing is accurate, the depth is only 0.1-0.2 mm, the airtight layer is not damaged, the processes of pre-spraying, roughening and the like are not needed, the roughness of the inner wall of the tire is effectively increased after polishing, the laser polishing method can be effectively connected with a disc-coated rubber material, the evaluation standard of the self-sealing performance of the GB/T-38510 coating type pricked self-sealing tire is met, and the rubber material is tested at high speed without flowing, accumulation or deformation.
Detailed Description
The present invention will be described in further detail with reference to examples and specific embodiments.
A tire inner wall laser grinding method comprises the following process steps:
1) driving a tire with the width of 190-250 mm to be vertical through a driving roller (in the prior art) and driving the tire to rotate, wherein the rotating speed is 45-55 r/min;
2) the manipulator that is equipped with the laser head stretches into from tire one side and aims at tire inner wall center, starts the laser head, begins to polish to the tire inner wall, and the laser parameter is: the method comprises the following steps that (1) Gaussian light with the wavelength of 1064nm, laser power of 200W (100% of full load use), frequency of 300K, a field lens 254, pulse width of 35mm, filling distance (grinding depth) of 0.1-0.2 mm, light on and off delay of 1 mu s, a laser head is aligned to the center of the inner wall of the tire and stays at the edge of the tire for more than one circle of time, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of the one side of the tire, the laser head deflects to be aligned to the arc position of the edge of the inner wall of;
3) then a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the center of the inner wall of the tire from the other side of the tire, starts the laser head, continues to polish the inner wall of the tire, the laser parameters are the same as those of the step 2), the laser head moves from the center of the inner wall of the tire to the other side edge, when reaching the other side edge of the tire, the laser head deflects to be aligned with the arc part of the inner wall edge of the tire and stays at the tire for more than one turn, and the laser;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
Step 2) and step 3) of the total starting time of the laser heads is 3-3 min and 40 s.
Example 1
A tire inner wall laser grinding method comprises the following process steps:
1) an 205/55R16 tire with the width of 190mm is made to be vertical by a driving roller and is driven to rotate, and the rotating speed is 45R/min;
2) the manipulator that is equipped with the laser head stretches into from tire one side and aims at tire inner wall center, starts the laser head, begins to polish to the tire inner wall, and the laser parameter is: the method comprises the following steps that (1) Ruike 200S wavelength 1064nm Gaussian light, laser power 200W, frequency 300K, field lens 254, pulse width 35mm, filling interval 0.1-0.2 mm, light on-off delay 1 mu S, a laser head is aligned to the center of the inner wall of a tire and stays at the tire for more than one circle of rotation, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of the one side of the tire, the laser head deflects to be aligned to the arc position of the edge of the inner wall of the tire and stays at the tire for more than one circle of rotation;
3) then a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the center of the inner wall of the tire from the other side of the tire, starts the laser head, continues to polish the inner wall of the tire, the laser parameters are the same as those of the step 2), the laser head moves from the center of the inner wall of the tire to the other side edge, when reaching the other side edge of the tire, the laser head deflects to be aligned with the arc part of the inner wall edge of the tire and stays at the tire for more than one turn, and the laser;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
Step 2), step 3) total starting time of the laser head is 3 min.
Example 2
A tire inner wall laser grinding method comprises the following process steps:
1) an 275/50R20 tire with the width of 250mm is driven to rotate vertically by a driving roller, and the rotating speed is 55R/min;
2) the manipulator that is equipped with the laser head stretches into from tire one side and aims at tire inner wall center, starts the laser head, begins to polish to the tire inner wall, and the laser parameter is: the method comprises the following steps that (1) Ruike 200S wavelength 1064nm Gaussian light, laser power 200W, frequency 300K, field lens 254, pulse width 35mm, filling interval 0.1-0.2 mm, light on-off delay 1 mu S, a laser head is aligned to the center of the inner wall of a tire and stays at the tire for more than one circle of rotation, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of the one side of the tire, the laser head deflects to be aligned to the arc position of the edge of the inner wall of the tire and stays at the tire for more than one circle of rotation;
3) then a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the center of the inner wall of the tire from the other side of the tire, starts the laser head, continues to polish the inner wall of the tire, the laser parameters are the same as those of the step 2), the laser head moves from the center of the inner wall of the tire to the other side edge, when reaching the other side edge of the tire, the laser head deflects to be aligned with the arc part of the inner wall edge of the tire and stays at the tire for more than one turn, and the laser;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
Step 2), step 3) total starting time of the laser head is 3min and 40 s.
Example 3
A tire inner wall laser grinding method comprises the following process steps:
1) an 235/45R18 tire with the width of 215mm is made to be vertical by a driving roller and is driven to rotate, and the rotating speed is 50R/min;
2) the manipulator that is equipped with the laser head stretches into from tire one side and aims at tire inner wall center, starts the laser head, begins to polish to the tire inner wall, and the laser parameter is: the method comprises the following steps that (1) Ruike 200S wavelength 1064nm Gaussian light, laser power 200W, frequency 300K, field lens 254, pulse width 35mm, filling interval 0.1-0.2 mm, light on-off delay 1 mu S, a laser head is aligned to the center of the inner wall of a tire and stays at the tire for more than one circle of rotation, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of the one side of the tire, the laser head deflects to be aligned to the arc position of the edge of the inner wall of the tire and stays at the tire for more than one circle of rotation;
3) then a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the center of the inner wall of the tire from the other side of the tire, starts the laser head, continues to polish the inner wall of the tire, the laser parameters are the same as those of the step 2), the laser head moves from the center of the inner wall of the tire to the other side edge, when reaching the other side edge of the tire, the laser head deflects to be aligned with the arc part of the inner wall edge of the tire and stays at the tire for more than one turn, and the laser;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
Step 2), step 3) total starting time of the laser head is 3min and 20 s.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims (4)

1. A tire inner wall laser polishing method is characterized by comprising the following process steps:
1) the driving roller makes the tire vertical and drives the tire to rotate;
2) the method comprises the following steps that a manipulator provided with a laser head extends into the tire from one side of the tire to be aligned with the center of the inner wall of the tire, the laser head is started to polish the inner wall of the tire, the polishing depth is 0.1-0.2 mm, the laser head is aligned with the center of the inner wall of the tire and stays at the tire for more than one turn of time, then the laser head moves from the center of the inner wall of the tire to one side edge, when reaching the edge of one side of the tire, the laser head deflects to be aligned with the arc-shaped part of;
3) then, a mechanical arm provided with a laser head extends out from the side of the tire, then extends into the tire from the other side of the tire to be aligned with the center of the inner wall of the tire, the laser head is started, the inner wall of the tire is continuously polished, the laser parameters are the same as those in the step 2), the polishing depth is 0.1-0.2 mm, the laser head moves from the center of the inner wall of the tire to the edge of the other side of the tire, when the laser head reaches the edge of the other side of the tire, the laser head deflects to be aligned with the arc-shaped position;
4) and the mechanical arm provided with the laser head extends out from the side of the tire, and the tire is taken down to finish the laser polishing of the inner wall of the tire.
2. The method for laser grinding the inner wall of the tire as claimed in claim 1, wherein the width of the tire in the step 1) is 190 to 250mm, and the rotating speed is 45 to 55 r/min.
3. A tire inner wall laser grinding method as claimed in claim 2, wherein the parameters of the laser in the step 2) are as follows: wavelength 1064nm Gaussian light, laser power 200W, frequency 300K, field lens 254, pulse width 35mm, switch light delay 1 mus.
4. A tire inner wall laser grinding method as claimed in claim 3, wherein the total starting time of the laser heads in step 2) and step 3) is 3min to 3min40 s.
CN202110346886.5A 2021-03-31 2021-03-31 Tire inner wall laser polishing method Pending CN112975118A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110346886.5A CN112975118A (en) 2021-03-31 2021-03-31 Tire inner wall laser polishing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110346886.5A CN112975118A (en) 2021-03-31 2021-03-31 Tire inner wall laser polishing method

Publications (1)

Publication Number Publication Date
CN112975118A true CN112975118A (en) 2021-06-18

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Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1706629A (en) * 2004-06-10 2005-12-14 固特异轮胎和橡胶公司 Tire surface preparation and apparatus for transponder installation
EP2674287A1 (en) * 2012-06-11 2013-12-18 Continental Reifen Deutschland GmbH Method for applying a self-sealing puncture protection layer on the internal side of a pneumatic vehicle tyre
CN103998201A (en) * 2011-12-22 2014-08-20 米其林集团总公司 Direct address laser ablation
CN105618436A (en) * 2016-02-24 2016-06-01 青岛万龙智控科技有限公司 Laser cleaning manipulator
CN105619400A (en) * 2016-02-24 2016-06-01 青岛万龙智控科技有限公司 Six-degree-of-freedom manipulator
CN106733947A (en) * 2017-01-20 2017-05-31 北京国科世纪激光技术有限公司 A kind of laser cleaning system and method for work
CN106945316A (en) * 2015-12-01 2017-07-14 固特异轮胎和橡胶公司 The method and tire of laser cleaning tire inner surface
CN107931251A (en) * 2016-10-12 2018-04-20 中国科学院沈阳自动化研究所 A kind of Large Enclosure inner wall dirt automatic online laser cleaner and its method
EP3315218A1 (en) * 2016-10-26 2018-05-02 Continental Reifen Deutschland GmbH Device for cleaning the interior of a tyre
CN108136449A (en) * 2015-11-11 2018-06-08 横滨橡胶株式会社 The cleaning system of tire
CN208556336U (en) * 2018-05-29 2019-03-01 洛阳惠尔特节能环保科技有限公司 A kind of motor tyre casing inner wall laser grinding device
JP2019107862A (en) * 2017-12-20 2019-07-04 株式会社ブリヂストン Mold release agent removal method and tire
CN111215397A (en) * 2020-02-18 2020-06-02 苏州艾思兰光电有限公司 Automatic laser cleaning machine for tire molds
CN111712389A (en) * 2018-02-14 2020-09-25 安德罗伊德工业有限公司 System and method for processing a tire for application of adhesive using laser ablation
CN112058809A (en) * 2020-09-04 2020-12-11 深圳市汇泽激光科技有限公司 Device and method for cleaning tire by laser

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1706629A (en) * 2004-06-10 2005-12-14 固特异轮胎和橡胶公司 Tire surface preparation and apparatus for transponder installation
CN103998201A (en) * 2011-12-22 2014-08-20 米其林集团总公司 Direct address laser ablation
EP2674287A1 (en) * 2012-06-11 2013-12-18 Continental Reifen Deutschland GmbH Method for applying a self-sealing puncture protection layer on the internal side of a pneumatic vehicle tyre
CN108136449A (en) * 2015-11-11 2018-06-08 横滨橡胶株式会社 The cleaning system of tire
CN106945316A (en) * 2015-12-01 2017-07-14 固特异轮胎和橡胶公司 The method and tire of laser cleaning tire inner surface
CN105619400A (en) * 2016-02-24 2016-06-01 青岛万龙智控科技有限公司 Six-degree-of-freedom manipulator
CN105618436A (en) * 2016-02-24 2016-06-01 青岛万龙智控科技有限公司 Laser cleaning manipulator
CN107931251A (en) * 2016-10-12 2018-04-20 中国科学院沈阳自动化研究所 A kind of Large Enclosure inner wall dirt automatic online laser cleaner and its method
EP3315218A1 (en) * 2016-10-26 2018-05-02 Continental Reifen Deutschland GmbH Device for cleaning the interior of a tyre
CN106733947A (en) * 2017-01-20 2017-05-31 北京国科世纪激光技术有限公司 A kind of laser cleaning system and method for work
JP2019107862A (en) * 2017-12-20 2019-07-04 株式会社ブリヂストン Mold release agent removal method and tire
CN111712389A (en) * 2018-02-14 2020-09-25 安德罗伊德工业有限公司 System and method for processing a tire for application of adhesive using laser ablation
CN208556336U (en) * 2018-05-29 2019-03-01 洛阳惠尔特节能环保科技有限公司 A kind of motor tyre casing inner wall laser grinding device
CN111215397A (en) * 2020-02-18 2020-06-02 苏州艾思兰光电有限公司 Automatic laser cleaning machine for tire molds
CN112058809A (en) * 2020-09-04 2020-12-11 深圳市汇泽激光科技有限公司 Device and method for cleaning tire by laser

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Application publication date: 20210618

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