CN101898321A - Tire retreading full-automatic grinding machine and method thereof - Google Patents
Tire retreading full-automatic grinding machine and method thereof Download PDFInfo
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- CN101898321A CN101898321A CN2009100159549A CN200910015954A CN101898321A CN 101898321 A CN101898321 A CN 101898321A CN 2009100159549 A CN2009100159549 A CN 2009100159549A CN 200910015954 A CN200910015954 A CN 200910015954A CN 101898321 A CN101898321 A CN 101898321A
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- 238000000034 method Methods 0.000 title claims abstract description 29
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- 238000005498 polishing Methods 0.000 claims description 72
- 229910000831 Steel Inorganic materials 0.000 claims description 28
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- 238000004140 cleaning Methods 0.000 claims description 11
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- 238000004519 manufacturing process Methods 0.000 description 4
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- 239000002904 solvent Substances 0.000 description 3
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- 238000003912 environmental pollution Methods 0.000 description 1
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Abstract
The invention relates to a tire retreading full-automatic grinding machine and a method thereof, and provides a complete set of full-automatic grinding device and a measurement, grinding and repair method process with automatic control during the whole process, thereby realizing the structural improvement for improving the positioning stability of a tire body and the grinding quality of the tire surface, and further improving the bonding compactness between a tire surface adhesive and the tire surface. The tire retreading full-automatic grinding machine mainly comprises a main frame, wherein a raising device, a driving device, a sliding device and a thickness measuring device are mounted on the main frame, and a grinding device is rotatably connected on the sliding device. Two groups of clamping devices are respectively mounted on two sides of the main frame, wherein a clamping cylinder is mounted on the main frame, a driving rod of the clamping cylinder is connected with the main frame through penetration of a sliding sleeve, and the side end of the driving rod is connected with a wheel rim chuck through a mounting seat; and a vent groove is arranged in the side end of the driving rod, an opening at one end of the vent groove is arranged on the surface on the inner side of the wheel rim chuck, and the opening at the other end of the vent groove is communicated with an air inlet joint.
Description
Technical Field
The invention relates to a full-automatic grinding machine applied to tire retreading manufacturing equipment and a method thereof, belonging to the field of rubber machinery.
Background
At present, the number of tires used by vehicles such as automobiles, airplanes and the like is large every year, and accordingly, a series of problems of resource waste and environmental pollution caused by the disposal of waste tires are caused. At present, for the old tire with worn tread patterns, a processing method of polishing treatment and re-vulcanization molding is generally adopted for recycling, so that rubber materials can be greatly saved and the environment can be protected.
The existing tire retreading equipment in China has lower automation degree of the production process. The adopted polishing machine mainly polishes the tire tread of the old tire, and as the tire body is hard and heavy, the tire body slightly shakes in the polishing process, the bonding between the polishing wheel and the tire tread is not tight enough, so that the polishing quality of the tire tread is easily reduced, and the viscosity stability of the tire tread rubber and the surface of the tire body is easily influenced.
On the other hand, when appearance problems occur on the sidewall of the used tire, the manual cleaning treatment mode is generally performed by an operator, so that the workload is large and the treatment effect is not obvious.
The limitations of the existing polishing equipment and the operation process not only bring the reduction of the on-site production efficiency and the polishing quality, but also directly influence the stability of the use safety performance of the retreaded tire, and the tire can only be subjected to a once retreading and recycling process, so that the recycling is difficult to realize really.
Disclosure of Invention
The invention provides a full-automatic grinding machine for tire retreading and a method thereof, aiming at solving the problems and providing a complete set of full-automatic grinding equipment and a full-process automatic control measuring, grinding and repairing method process.
The invention aims to realize structural improvement for improving the positioning stability of a tire body and the polishing quality of a tire tread, and further improve the bonding tightness between a polished tire tread rubber and the tire tread.
Another object of the present invention is to provide a machine for grinding and cleaning a tire body in all directions, which can remove a labor load of a manual operation and improve a tire side processing effect by performing grinding and cleaning processing with respect to an appearance problem occurring at a tire side.
The invention also aims to realize a full-automatic polishing process in a production field based on the structural improvement of polishing equipment, directly improve polishing efficiency and quality, effectively improve the safety performance of the retreaded tire in use and increase the number of times of retreading and recycling the tire.
In order to achieve the above purpose, the full-automatic grinding machine for tire retreading mainly comprises:
the polishing device is rotatably connected to the sliding device. The difference from the prior art is that,
two groups of clamping devices are respectively arranged on two sides of the main frame, wherein,
the clamping cylinder is arranged on the main frame, a driving rod of the clamping cylinder is connected to the main frame in a penetrating mode through a sliding sleeve, and the side end of the driving rod is connected with the rim chuck through an installation seat;
and a vent groove is formed in the side end of the driving rod, an opening at one end of the vent groove is formed in the inner side surface of the rim chuck, and an opening at the other end of the vent groove is communicated with the air inlet joint.
According to the characteristics of the basic scheme, after the tire is conveyed to the grinding station through the lifting device, the tire is clamped from two sides by the clamping device for positioning, so that the tire rotates along the axial center line at a high speed under the driving of the driving device, and the grinding device can keep the grinding depth of the tread part.
After the tire is positioned by the clamping device, the tire is inflated to the inside of the tire so as to be completely supported.
In order to meet the polishing requirements of tires of various specifications, sizes and models, the invention provides the following adjusting mechanism capable of adjusting the clamping width on line. In particular, the amount of the solvent to be used,
a nut is screwed on the driving rod and the outer side of the mounting seat, and a scale is arranged on the nut.
A positioning cylinder is arranged on the side of the main frame, and a vertical connecting rod of the positioning cylinder is connected with a positioning bearing bush.
By adopting the online adjusting mechanism, the distance between the nut and the main frame can be manually adjusted according to the actual width breaking value of the retreaded tire.
When the clamping device is started to clamp and position the tire, the air cylinder rod is retracted backwards by the inflated tire until the nut abuts against the positioning bearing bush extending vertically, so that the inflation operation of the tire with the specification is accurately finished.
In order to facilitate observation and measure the adjustment operation of the required width breaking value, an adjusting reference cover is arranged between the driving rod and the nut, the adjusting reference cover is tightly connected on the driving rod, and the adjusting reference cover is internally provided with an external thread for screwing the nut.
When the nut is adjusted manually, the nut and the adjusting reference cover generate relative displacement, and the distance between the rim chucks on two sides, namely the width data of the tire can be calculated by observing and judging the numerical value of the side end of the adjusting reference cover pointing to the scale.
In order to further improve the stability that the driving rod of the clamping cylinder pushes the rim chuck to clamp the tire, the mounting seat) is connected with a transverse guide rod, and the transverse guide rod is connected with the main frame in a penetrating way through a sliding sleeve.
In one side direction, the cross-guide bar may provide a sliding track for the drive rod to push the rim chuck, i.e., provide lateral support during sliding.
For the polishing cleaning treatment to the tire side part is realized simultaneously on the polisher, the following tire side polishing structure can be adopted:
a sidewall polishing device is arranged at the top of the main frame, wherein,
the electric cylinder is installed on the main frame, and the actuating lever of electric cylinder is connected in the balladeur train, and the balladeur train is established on the optical axis with moving ground cover.
2 groups of symmetrical sliding plates are arranged on the sliding frame, polishing steel wire wheels are arranged at the end parts of the sliding plates, and the polishing steel wire wheels are sleeved on a driving shaft of the motor.
According to the technical characteristics of the tire side polishing, the electric cylinder drives the sliding frame to vertically move to the polishing station integrally according to the setting of the tire side polishing range, and the motor drives the polishing steel wire wheel to complete polishing and cleaning of the tire side.
In order to further improve the clamping and polishing depth of the tire side, one end of the sliding plate can be connected to the sliding frame through a fixed shaft, the side part of the sliding plate is connected with a driving rod of the air cylinder through an ear seat, and the air cylinder is installed on the sliding frame.
The sliding plates on the two sides are driven by the air cylinder to rotate along the fixed shaft, and when the sliding plates rotate towards the tire side, the polishing steel wire wheels on the two sides can be clamped on the tire side.
For the local appearance problem of the tread or the sidewall, the following side grinding device can be adopted:
the side part of the main frame is provided with a side grinding device, at least one group of rotating arms is connected to the main frame through a bearing, the other ends of the rotating arms are connected to a support through a bearing, the support is provided with an operating handle and a motor, and driving shafts on two sides of the motor are respectively connected with a grinding steel wire wheel.
The rotating arm is provided with a limit tightening disc, and the limit tightening disc is connected with a driving rod of the cylinder.
According to the specific conditions of the positions to be polished and the polishing depth of the tire tread and the tire side, the position and the angle of a polishing steel wire wheel in the side polishing device are manually controlled, and the repair operation of the tire side is carried out.
Based on the structural improvement of the full-automatic grinding machine, the invention realizes the following grinding method:
positioning a tire to be retreaded at a polishing station through a lifting device, starting a thickness measuring device, and measuring the distance from an inner steel wire to a tire tread according to an electromagnetic wave induction principle, namely measuring the thickness range of the tire tread polishing;
starting a driving device, pressing the tread of the tire by using the driving roller, enabling the tire to rotate at a high speed along with the rotation of the driving roller,
the grinding device is displaced to a grinding station along the transverse direction and the longitudinal direction by using a sliding device, and a main grinding head in the grinding device runs at a high speed to grind the tire tread and the tire shoulder part of the tire.
Compared with the prior grinding process control method, the invention has the innovation points that:
before the thickness measuring device is started to measure the tread grinding thickness, the clamping device positions the tire from two sides through the rim chucks, and the tire is inflated to the inner portion of the tire from the rim chucks until the tire is completely supported.
In the process of realizing the tire body clamping control, the width breaking value between the rim chucks can be adjusted on line according to the specification and the size of the tire, namely, a nut screwed on a driving rod is manually adjusted, and the position of the adjusted nut is limited by a positioning bearing bush driven by a positioning cylinder.
And after the rim chuck inflates the tire, the rim chuck pushes the driving rod to retract, the nut moves towards one side of the main frame until the nut is tightly propped against the positioning bearing bush, and the whole inflation process is finished.
The polishing treatment capacity of the tire side part is further realized and improved, and the tire side of the tire is polished and cleaned by using the tire side polishing device. In particular, the amount of the solvent to be used,
the actuating lever of electric cylinder stretches out and drives the balladeur train and remove to the side wall station of polishing, and the actuating lever drive both sides slide of cylinder is rotatory around the fixed axle, and presss from both sides 2 steel wire wheels of polishing from both sides tightly at the side wall of tire, and the steel wire wheel of polishing is high-speed rotatory under motor drive to polish, clean the side wall region in the settlement within range.
In conclusion, the full-automatic grinding machine for tire retreading and the method thereof have the following advantages and beneficial effects:
1. the invention realizes a complete set of full-automatic polishing equipment and a full-automatic control method, which not only effectively improves the positioning stability of the tire body, but also improves the polishing quality of the tire surface, thereby improving the bonding tightness between the tire surface rubber and the tire surface and the service performance of the retreaded tire.
2. By using the all-dimensional polishing structure provided by the invention, polishing and cleaning can be carried out aiming at the appearance problem of the tire side, the labor load of manual operation is relieved, and the tire side treatment effect is improved.
3. Based on the control of the polishing equipment and the on-site full-automatic polishing process, the safety performance of the retreaded tire is effectively improved, and the recycling of the retreaded tire is really realized.
Drawings
The invention will now be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a fully automatic sander according to the present invention;
FIG. 2 is a side schematic view of a fully automatic sander;
FIG. 3 is a schematic top view of the fully automatic sander;
FIG. 4 is a schematic sectional view of the clamping device;
FIG. 5 is a schematic view of the sidewall buffing device;
FIG. 6 is a side schematic view of FIG. 5;
FIG. 7 is a schematic partial cross-sectional view of the side grinding apparatus;
FIG. 8 is a schematic structural diagram of the thickness measuring device;
fig. 9 is a side schematic view of fig. 8.
As shown in fig. 1 to 9, the tire has a main frame 1, a lifting device 2, a clamping device 3, a sidewall grinding device 4, a side grinding device 5, a driving device 6, a sliding device 7, a grinding device 8 and a thickness measuring device 9;
a transverse guide rod 30, a positioning cylinder 31, a positioning bearing bush 32, a nut 33, a scale 34, a clamping cylinder 35, a driving rod 351, a sliding sleeve 352, a ventilation groove 353, an air inlet joint 36, a rim chuck 37, an adjusting reference cover 38 and a mounting seat 39;
an electric cylinder 41, a sliding frame 42, a sliding plate 43, an ear seat 431, a motor 44, a grinding steel wire wheel 45, an optical axis 46 and an air cylinder 47;
the device comprises a rotating arm 51, a bracket 53, a handle 54, a motor 55, a grinding steel wire wheel 56, an air cylinder 58 and a limiting and jacking disc 59;
Detailed Description
Example 1, as shown in fig. 1 to 3, the full-automatic sander for retreading mainly comprises:
a lifting device 2, a driving device 6, a sliding device 7 and a thickness measuring device 9 are mounted on a main frame 1, a polishing device 8 is rotatably connected to the sliding device 7, and a group of clamping devices 3 are mounted on two sides of the main frame 1 respectively.
As shown in fig. 4, the clamping cylinder 35 is mounted on the main frame 1, the driving rod 351 of the clamping cylinder 35 is penetratingly connected to the main frame 1 through a sliding sleeve 352, and the side end of the driving rod 351 is connected to the rim chuck 37 through a mounting seat 39;
a vent groove 353 is provided inside the side end of the drive lever 351, one end opening of the vent groove 353 is provided on the inner surface of the rim chuck 37, and the other end opening of the vent groove 353 communicates with the intake port connector 36.
The mounting seat 39 is further connected with a transverse guide rod 30, and the guide rod 30 is connected with the main frame 1 in a penetrating way through a sliding sleeve.
A nut 33 is screwed to the driving rod 351 and the outside of the mounting seat 39, and a scale 34 is provided on the nut 33. An adjustment reference cap 38 is provided between the drive rod 351 and the nut 33.
The adjustment reference cover 38 is fastened to the driving rod 351, and an external thread to which the nut 33 is screwed is provided inside the adjustment reference cover 38.
A positioning cylinder 31 is arranged on the side of the main frame 1, and a vertical connecting rod of the positioning cylinder 31 is connected with a positioning bearing bush 32.
After the tire is conveyed to a grinding station through the lifting device 2, the tire is clamped from two sides by the clamping device 3 for positioning, and the tire is inflated to the inside of the tire to be completely supported.
The distance of the nut 33 with respect to the main frame 1 can be manually adjusted for various sizes and models of the tire width breaking value. The nut 33 and the adjustment reference cover 38 are relatively displaced, and the distance between the rim chucks 37 on both sides, that is, the width data of the tire can be estimated by observing and judging the scale value of the side end of the adjustment reference cover 38 pointing to the scale.
When the tire is clamped and positioned, the tire is inflated to push the driving rod 351 of the clamping cylinder 35 to retract backwards until the nut 33 abuts against the positioning bearing bush 32 which extends vertically.
In one side direction, the lateral guide 30 may provide a sliding track for the driving rod 351 to push the rim chuck 37.
As shown in fig. 5 and 6, a sidewall grinder 4 is provided on the top of the main frame 1. In particular, the amount of the solvent to be used,
the electric cylinder 41 is installed on the main frame 1, the driving rod of the electric cylinder 41 is connected to the carriage 42, and the carriage 42 is movably sleeved on the optical axis 46.
On the carriage 42, 2 sets of symmetrical slide plates 43 are mounted.
The upper end of the sliding plate 43 is connected to the carriage 42 through a fixed shaft, the side of the sliding plate 43 is connected to a driving rod of a cylinder 47 through an ear seat 431, and the cylinder 47 is installed on the carriage 42.
The lower end of the sliding plate 43 is provided with a polishing steel wire wheel 45, and the polishing steel wire wheel 45 is sleeved on a driving shaft of the motor 44.
According to the setting of the side wall polishing range, the electric cylinder 41 drives the sliding frame 42 to integrally vertically move to the polishing station.
The air cylinder 47 drives the sliding plates 43 at the two sides to rotate along the fixed shaft, and when the sliding plates 43 rotate towards the tire side, the polishing steel wire wheels 45 at the two sides can be clamped on the tire side.
The grinding steel wire wheel 45 is driven by the motor 44 to finish grinding and cleaning of the tire side.
As shown in fig. 7, a side grinding device 5 is provided on a side portion of the main frame 1 to perform a repair process on a partial region of the tread and sidewall.
There are 2 sets of the rotating arms 51 connected to each other, one set of the rotating arms 51 is connected to the main frame 1 through a bearing, and the other set of the rotating arms 51 is also connected to the bracket 53 at the end thereof through a bearing.
The bracket 53 is provided with an operating handle 54 and a motor 55, and the driving shafts at both sides of the motor 55 are respectively connected with a grinding wire wheel 56.
A limit tightening disc 59 is arranged on the rotating arm 51, and the limit tightening disc 59 is connected with a driving rod of the air cylinder 58.
The 2 groups of rotating arms 51 after displacement can be fixed through the limiting jacking disc 59, so that the 2 groups of rotating arms 51 in the initial state and displaced to the grinding station can be kept relatively positioned.
The thickness measuring device 9 shown in fig. 8 and 9 is mounted on the main frame 1 by a wedge block 96, and a mounted thickness gauge 95 passes through the rotation center line of the tire along the driving rod of the cylinder 91. Wherein,
the driving rod of the cylinder 91 is connected with the fixed frame 93 and pushes the fixed frame 93 to extend or retract along the vertical direction through the guide rod 92.
The fixed frame 93 is provided with a roller 94 and a thickness gauge 95, when the fixed frame 93 extends out, the roller 94 is attached to the tire tread of the tire, and at the moment, the distance between the inner steel wire and the tire tread is measured according to the electromagnetic wave induction principle, namely the polishing depth range for polishing the tire tread.
Based on the tire retreading full-automatic grinding machine as shown in fig. 1 to 9, the present embodiment implements the following full-automatic grinding method, specifically:
positioning a tire to be retreaded at a polishing station through the lifting device 2, starting the thickness measuring device 9, and measuring the distance from an inner steel wire to the tire tread according to an electromagnetic wave induction principle, namely measuring the thickness range of the tire tread polishing;
starting a driving device 6, pressing the tread of the tire by using the driving roller, and enabling the tire to rotate at a high speed along with the rotation of the driving roller;
a sliding device 7 is used for displacing a grinding device 8 to a grinding station along the transverse direction and the longitudinal direction, and a main grinding head in the grinding device 8 runs at a high speed to grind the tire surface and the tire shoulder part of the tire;
before the thickness measuring device 9 is started to measure the tread buffing thickness, the clamping device 3 positions the tire from two sides through the rim chucks 37, and the tire is inflated to the interior of the tire from the rim chucks 37 until the tire is completely supported.
According to the specification and the size of the tire, a nut 33 screwed on the driving rod 351 can be manually adjusted, and the position of the nut 33 after adjustment is limited by a positioning bearing bush 32 driven by a positioning air cylinder 31;
after the tire is inflated from the rim chuck 37, the rim chuck 37 pushes the driving rod 351 to retract, the nut 33 moves towards one side of the main frame 1 until the nut abuts against the positioning bearing bush 32, and the whole inflation process is finished.
Polishing and cleaning the tire side of the tire by using a tire side polishing device 4, extending out a driving rod of an electric cylinder 41 and driving a sliding frame 42 to move to a tire side polishing station;
the driving rod of the cylinder 47 drives the two side sliding plates 43 to rotate around the fixed shaft, so that 2 grinding steel wire wheels 45 are clamped on the side wall of the tire from two sides,
the buffing wire wheel 45 is driven by the motor 44 to rotate at a high speed, thereby buffing and cleaning the sidewall area within a set range.
The control flow of the full-automatic grinding method in the embodiment is as follows:
in the first stage, a tire is rolled onto a fixed seat in the lifting device 2, a lifting control mechanism (such as a manual control reversing valve) in the lifting device 2 is started, and the air cylinder drives the fixed seat to drive the tire to ascend so as to convey the tire to 2 rim chucks 37; the actuating rod 351 of the clamping cylinder 35 in the actuating clamping device 3 is extended and clamps the tire from both sides. Then, the hoisting control mechanism of the hoisting device 2 is started again to return the fixing base to the original position.
In the second stage, the position of the nut 33 in the clamping device 3 is adjusted to adjust the nut 33 to a proper width-breaking adjusting position by combining the specific specification and size of the tire and the scale 34 on the nut 33; the positioning cylinder 31 in the clamping device 3 is started, and the cylinder rod thereof drives the positioning bush 32 to extend out between the nut 33 and the end surface of the main frame 1. When the tire is inflated, the rim chuck 37 and the driving rod 351 can be pushed backwards after the tire is inflated, so that the nut 33 is driven to retract towards the end face side of the main frame 1, and when the nut 33 is moved to be tightly pressed against the side end of the positioning bearing bush 32, the process of inflating the tire is finished.
In the third stage, the thickness measuring device 9 is started, and the thickness gauge 95 uploads the measurement data of the detection probe to the display/control operation interface of the whole machine. According to the measured data, data analysis is carried out on the polishing depth range of the polishing device 8, and operators can set various data of tire polishing, such as radian and shoulder polishing numerical values, according to the analysis result.
And in the fourth stage, the air cylinder in the driving device 6 is started, the driving rod of the air cylinder extends out to drive the driving roller and the tire tread to be compressed, the speed reducing motor of the driving device 6 is started to drive the driving roller to rotate on the surface of the tire tread, and the tire rotates along with the driving roller and the tire due to mutual friction.
And in the fifth stage, the grinding device 8 is started, and a motor in the grinding device 8 drives the main grinding head to rotate at a high speed under the transmission action of a belt. Through the set control parameters, the sliding device 7 drives the polishing device 8 above the sliding device 7 to integrally rotate around the vertical axis within a certain range through the X-axis sliding track and the Y-axis sliding track provided by the 2 groups of sliding frames, the ball screw and the linear guide rail, and then the tire tread and the tire shoulder of the tire are polished.
In the sixth stage, in the process of using the polishing device 8 to perform main polishing on the tread, sidewall polishing and cleaning can be performed by the sidewall polishing device 4. And starting a motor 44 in the sidewall grinding device 4, wherein the motor 44 rotates to drive a steel wire wheel 45, and a driving rod of the electric cylinder 41 drives the sliding frame 42 to move downwards to a set position according to set parameters. The grinding steel wire wheels 45 are clamped on two sides of the tire under the driving of the air cylinders 47, and the grinding steel wire wheels 45 clean the tire side.
And in the seventh stage, after finishing the main polishing and side wall polishing operation procedures, if the problem that the polishing effect of the local part of the tread or the side wall is not ideal is found, the side polishing device 5 is matched for use. The air cylinder 58 in the side grinding device 5 is activated and its drive rod is extended to push the grinding wire wheel 56 to displace to the position of the tire surface to be ground. The rotating arm 51 is limited and fixed by a limit abutting disc 59, and the grinding steel wire wheel 56 is driven by the motor 55 to rotate and grind.
Claims (10)
1. The utility model provides a full-automatic polisher of retreading, has a main frame (1), installs on main frame (1) and plays to rise device (2), drive arrangement (6), slider (7) and thickness measuring device (9), and grinding device (8) are connected on slider (7) with rotating, its characterized in that: two sides of the main frame (1) are respectively provided with a group of clamping devices (3), wherein,
the clamping cylinder (35) is installed on the main frame (1), a driving rod (351) of the clamping cylinder (35) is connected to the main frame (1) in a penetrating mode through a sliding sleeve (352), and the side end of the driving rod (351) is connected with the rim chuck (37) through an installation seat (39);
a vent groove (353) is formed in the side end of the drive rod (351), one end opening of the vent groove (353) is formed in the inner side surface of the rim chuck (37), and the other end opening of the vent groove (353) is communicated with the air inlet joint (36).
2. The machine according to claim 1, characterized in that: a nut (33) is screwed on the driving rod (351) and outside the mounting seat (39), a scale (34) is arranged on the nut (33),
a positioning cylinder (31) is arranged on the side of the main frame (1), and a vertical connecting rod of the positioning cylinder (31) is connected with a positioning bearing bush (32).
3. The machine according to claim 2, characterized in that: an adjusting reference cover (38) is arranged between the driving rod (351) and the nut (33), the adjusting reference cover (38) is tightly connected to the driving rod (351), and external threads screwed with the nut (33) are arranged inside the adjusting reference cover (38).
4. A machine according to claim 1, 2 or 3, characterized in that: the mounting seat (39) is connected with a transverse guide rod (30), and the transverse guide rod (30) is connected with the main frame (1) in a penetrating mode through a sliding sleeve.
5. The machine according to claim 1, characterized in that: a sidewall polishing device (4) is arranged at the top of the main frame (1), wherein,
the electric cylinder (41) is arranged on the main frame (1), the driving rod of the electric cylinder (41) is connected with the sliding frame (42), the sliding frame (42) is movably sleeved on the optical axis (46),
2 groups of symmetrical sliding plates (43) are arranged on the sliding frame (42), a polishing steel wire wheel (45) is arranged at the end part of the sliding plate (43), and the polishing steel wire wheel (45) is sleeved on a driving shaft of the motor (44).
6. The machine according to claim 5, characterized in that: one end of the sliding plate (43) is connected to the sliding frame (42) through a fixed shaft, the side part of the sliding plate (43) is connected with a driving rod of a cylinder (47) through an ear seat (431), and the cylinder (47) is installed on the sliding frame (42).
7. The machine according to claim 1 or 5, characterized in that: a side grinding device (5) is arranged at the side part of the main frame (1), wherein,
at least one group of rotating arms (51) are connected to the main frame (1) through bearings, the other ends of the rotating arms (51) are connected to a support (53) through bearings, an operating handle (54) and a motor (55) are arranged on the support (53), and driving shafts on two sides of the motor (55) are respectively connected with a grinding steel wire wheel (56);
a limit tightening disc (59) is arranged on the rotating arm (51), and the limit tightening disc (59) is connected with a driving rod of the air cylinder (58).
8. A full-automatic polishing method for retreading a tire comprises positioning a tire to be retreaded at a polishing station through a lifting device (2), starting a thickness measuring device (9), measuring the distance between an inner steel wire and a tire tread according to an electromagnetic wave induction principle, namely measuring the thickness range of the tire tread polishing,
starting a driving device (6), pressing the tread of the tire by the driving roller, enabling the tire to rotate at a high speed along with the rotation of the driving roller,
using a sliding device (7) to displace a grinding device (8) to a grinding station along the transverse direction and the longitudinal direction, wherein a main grinding head in the grinding device (8) runs at a high speed so as to grind the tire tread and the tire shoulder part of the tire, and the grinding device is characterized in that:
before the thickness measuring device (9) is started to measure the tread grinding thickness, the clamping device (3) positions the tire from two sides through the rim chucks (37), and the tire is inflated to the interior of the tire from the rim chucks (37) until the tire is completely supported.
9. The fully automatic buffing method for retreading of claim 8, wherein: according to the specification and the size of the tire, a nut (33) screwed on the driving rod (351) can be manually adjusted, and the position of the nut (33) after adjustment is limited by a positioning bearing bush (32) driven by a positioning air cylinder (31);
after the rim chuck (37) is inflated to the interior of the tire, the rim chuck (37) pushes the driving rod (351) to retract, the nut (33) moves towards one side of the main frame (1) until the nut is tightly pressed against the positioning bearing bush (32), and the whole inflation process is finished.
10. The fully automatic buffing method for retreading of a tire according to claim 8 or 9, wherein: buffing and cleaning the sidewall of the tire by using a sidewall buffing device (4), wherein,
a driving rod of the electric cylinder (41) extends out and drives the sliding frame (42) to move to a tire side polishing station,
the driving rod of the cylinder (47) drives the sliding plates (43) at the two sides to rotate around the fixed shaft, so that 2 grinding steel wire wheels (45) are clamped on the side wall of the tire from the two sides,
the polishing steel wire wheel (45) is driven by a motor (44) to rotate at a high speed, so that the tire side area is polished and cleaned within a set range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100159549A CN101898321B (en) | 2009-06-01 | 2009-06-01 | Tire retreading full-automatic grinding machine and method thereof |
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| CN2009100159549A CN101898321B (en) | 2009-06-01 | 2009-06-01 | Tire retreading full-automatic grinding machine and method thereof |
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| CN101898321A true CN101898321A (en) | 2010-12-01 |
| CN101898321B CN101898321B (en) | 2012-03-28 |
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| CN103223635A (en) * | 2013-05-20 | 2013-07-31 | 庆云华泰橡胶制品有限公司 | Junked tire retreading-polishing device |
| CN103358216A (en) * | 2012-04-02 | 2013-10-23 | 住友橡胶工业株式会社 | Polishing device of annular tire tread for retread |
| CN103506934A (en) * | 2013-08-05 | 2014-01-15 | 厦门金鹭特种合金有限公司 | Auxiliary device for grinding outer circle of large-diameter thin disk piece through utilization of common cylindrical grinding machine |
| CN105500132A (en) * | 2014-09-27 | 2016-04-20 | 青岛软控机电工程有限公司 | Tire grinding machine |
| CN105666759A (en) * | 2016-03-30 | 2016-06-15 | 萨驰华辰机械(苏州)有限公司 | Tire appearance overhauling device |
| CN107175562A (en) * | 2017-06-21 | 2017-09-19 | 太仓轮达汽车配件有限公司 | A kind of multi-faceted big sanding apparatus with Lifting for tyre frame of tyre rebuilding |
| CN110385610A (en) * | 2019-08-30 | 2019-10-29 | 江苏托普车轮有限公司 | A kind of tire sander |
| US10549727B2 (en) | 2017-08-21 | 2020-02-04 | Matthews Tire, Inc. | Wheel cleaning system |
| CN115194622A (en) * | 2022-06-30 | 2022-10-18 | 山东玲珑轮胎股份有限公司 | Tire polisher |
| CN115253664A (en) * | 2022-06-30 | 2022-11-01 | 山东玲珑轮胎股份有限公司 | Tire is polished and is used exhaust treatment device and system of polishing |
| CN115338706A (en) * | 2022-06-30 | 2022-11-15 | 山东玲珑轮胎股份有限公司 | Tire grinding device with exhaust-gas treatment system |
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| US3877506A (en) * | 1974-04-08 | 1975-04-15 | John R Mattox | Tire buffing machine |
| US3965959A (en) * | 1974-09-09 | 1976-06-29 | Weir James D | Tire buffer |
| JP4571572B2 (en) * | 2005-10-18 | 2010-10-27 | 株式会社ブリヂストン | Tire grinding method and grinding apparatus |
| CN201009137Y (en) * | 2007-03-15 | 2008-01-23 | 张江 | Tire retreading pneumatic sander |
| CN101148020A (en) * | 2007-11-05 | 2008-03-26 | 北京多贝力轮胎有限公司 | Novel tyre renovating sander |
| CN201442201U (en) * | 2009-06-01 | 2010-04-28 | 青岛高校软控股份有限公司 | Wheel tire retreading full-automatic grinding machine |
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| CN103358216A (en) * | 2012-04-02 | 2013-10-23 | 住友橡胶工业株式会社 | Polishing device of annular tire tread for retread |
| CN103223635A (en) * | 2013-05-20 | 2013-07-31 | 庆云华泰橡胶制品有限公司 | Junked tire retreading-polishing device |
| CN103223635B (en) * | 2013-05-20 | 2015-11-18 | 庆云华泰橡胶制品有限公司 | Junked tire renovation grinding apparatus |
| CN103506934A (en) * | 2013-08-05 | 2014-01-15 | 厦门金鹭特种合金有限公司 | Auxiliary device for grinding outer circle of large-diameter thin disk piece through utilization of common cylindrical grinding machine |
| CN103506934B (en) * | 2013-08-05 | 2016-04-13 | 厦门金鹭特种合金有限公司 | Plain external grinding machine is utilized to grind the servicing unit of major diameter thin discs excircle of workpiece |
| CN105500132A (en) * | 2014-09-27 | 2016-04-20 | 青岛软控机电工程有限公司 | Tire grinding machine |
| CN105666759A (en) * | 2016-03-30 | 2016-06-15 | 萨驰华辰机械(苏州)有限公司 | Tire appearance overhauling device |
| CN107175562A (en) * | 2017-06-21 | 2017-09-19 | 太仓轮达汽车配件有限公司 | A kind of multi-faceted big sanding apparatus with Lifting for tyre frame of tyre rebuilding |
| US10549727B2 (en) | 2017-08-21 | 2020-02-04 | Matthews Tire, Inc. | Wheel cleaning system |
| CN110385610A (en) * | 2019-08-30 | 2019-10-29 | 江苏托普车轮有限公司 | A kind of tire sander |
| CN115194622A (en) * | 2022-06-30 | 2022-10-18 | 山东玲珑轮胎股份有限公司 | Tire polisher |
| CN115253664A (en) * | 2022-06-30 | 2022-11-01 | 山东玲珑轮胎股份有限公司 | Tire is polished and is used exhaust treatment device and system of polishing |
| CN115338706A (en) * | 2022-06-30 | 2022-11-15 | 山东玲珑轮胎股份有限公司 | Tire grinding device with exhaust-gas treatment system |
| CN115194622B (en) * | 2022-06-30 | 2024-09-27 | 山东玲珑轮胎股份有限公司 | Tire polisher |
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