WO2012137416A1 - タイヤ試験機用搬入装置 - Google Patents
タイヤ試験機用搬入装置 Download PDFInfo
- Publication number
- WO2012137416A1 WO2012137416A1 PCT/JP2012/001702 JP2012001702W WO2012137416A1 WO 2012137416 A1 WO2012137416 A1 WO 2012137416A1 JP 2012001702 W JP2012001702 W JP 2012001702W WO 2012137416 A1 WO2012137416 A1 WO 2012137416A1
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- WIPO (PCT)
- Prior art keywords
- tire
- testing machine
- conveyor
- standby position
- distance
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C19/00—Tyre parts or constructions not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
- G01M17/021—Tyre supporting devices, e.g. chucks
Definitions
- the present invention relates to a carry-in device for a tire testing machine that is provided in a tire testing machine and feeds the tire to the test station.
- Tires mounted on automobiles and the like are vulcanized because they have a non-uniform elastic modulus, size, or shape in the circumferential direction, causing vibration during high-speed rotation and reducing running performance.
- the tire is inspected for circumferential uniformity by a tire testing machine.
- the tire fitted in the rim member is rotationally driven by the rotation of the spindle, and the uniformity of the tire circumferential direction is measured by bringing the road surface substitute member into contact with the rotating tire.
- a lubricant is applied to a bead portion of a tire to be tested for smooth fitting into the rim member.
- Some of such tire testing machines further include a loading device for feeding the tire to be tested to a test station conveyor including the spindle and the like.
- the carry-in device includes a conveyor for carrying the tire, and is configured to carry in the tire to a position where the center of the tire matches the spindle. Further, the carry-in device includes a lubricator that applies a lubricant to a bead portion on the inner periphery of a tire being conveyed on the conveyor.
- Patent Document 1 discloses a tire test stand including a spindle installed in a vertical direction, a centering stand provided at a position apart from the spindle for centering the tire before the test, and a tire on the spindle.
- a tire testing machine is disclosed that includes a loading device that feeds the tire from the centering stand to the tire testing stand in the lying state.
- a tire testing machine that has a horizontal spindle and a tire is mounted on the spindle in an upright state.
- the centering table of the tire testing machine described in Patent Document 1 has means for rotating the centered tire and an applicator for applying a lubricant to a bead portion on the inner periphery of the rotating tire. .
- the conveyor of the tire testing machine can feed the centered tire from the centering table to the center position of the spindle of the tire testing table by always transporting the centered tire by a certain distance.
- An object of the present invention is a loading device provided in a tire testing machine including a test station having a spindle, and the tire is moved from a standby position before the test station to the spindle without excessively increasing a tire conveyance speed.
- An object of the present invention is to provide an apparatus capable of shortening the time required to carry in to the position where it is attached.
- the present inventors paid attention to the setting of a standby position for waiting the tire in front of the test station.
- the standby position is set with reference to the center of the tire (specifically, the distance between the spindle provided at the test station and the center of the tire before the test is set to a predetermined distance).
- the tire's transport distance from the standby position to the test position that is, the position where the tire is attached to the spindle, is set to Constant regardless of diameter.
- the standby position of the tire is set based on the position of the front end of the tire before the test (the end closer to the test station) (specifically, the front end of the tire is separated from the spindle by a certain distance).
- the conveyance distance (the distance from the center of the tire at the standby position to the spindle) can be reduced for tires with a small diameter. This makes it possible to shorten the feeding time to the test station and thus the cycle time without increasing the transport speed.
- the present invention has been made from this point of view, and is provided in a tire testing machine having a test station provided with a spindle on which a tire to be tested is mounted, and the spindle and the tire from a preset standby position.
- a carry-in device for feeding the tire to the test station up to a test position where the center of the tire matches.
- the carry-in device includes a conveyor that conveys the tire in a direction perpendicular to the axial direction from the standby position toward the test position, and a front end of the tire in the test direction as a standby position at a predetermined distance from the spindle. And a positioning device that positions the tire at a position that coincides with a point separated by a distance.
- FIG. 1 is a plan view of a tire testing machine according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view taken along line II-II in FIG. (A) is an enlarged front view showing one of the pressing rollers in FIG. 1, and (b) is an enlarged perspective view showing the mounting roller in FIG. (A) And (b) is a top view explaining the process in which a tire is each conveyed with the belt conveyor of FIG. (A) And (b) is a top view explaining the process of apply
- FIG. 6 is a sectional view taken along line VI-VI in FIG.
- FIG. 1 and 2 show a tire testing machine according to an embodiment of the present invention.
- This tire testing machine includes a spindle 31 extending in the vertical direction, and a test station 30 to which a central portion of the tire 50 can be attached.
- a center of the tire 50 and the center of the tire 50 in the test station 30 from a preset standby position.
- a carry-in device that feeds the tire 50 to the test station 30 up to a test position where the spindle 31 matches, and a supply conveyor 5 that feeds the tire 50 to the carry-in device.
- the carry-in device includes a conveyor that conveys the tire 50 in a lying state in a conveying direction (horizontal direction in this embodiment) orthogonal to the axial direction thereof, and a tire rotating machine that rotates the tire 50 around its central axis in the lying state. And a lubricator 7 for supplying a lubricant to the rotating tire 50, and a controller 20 comprising a computer or the like. The controller 20 positions the tire 50 at the standby position.
- the conveyor according to this embodiment includes a first belt conveyor 1 and a second belt conveyor 2.
- the first belt conveyor 1 has a pair of left and right transport belts 1a arranged in parallel to each other, and transports the tire 50 placed in a lying position on the belt toward the test station 30.
- the second belt conveyor 2 also has a pair of left and right conveying belts 2a arranged in parallel to each other, and the first belt conveyor so as to convey the tire 50 conveyed by the first belt conveyor 1 as it is to the test position. 1 is connected to the downstream side. Specifically, the interval between the conveyor belts 2a of the second belt conveyor 2 is larger than the interval between the conveyor belts 1a of the first belt conveyor 1, and the upstream end of the conveyor belt 2a of the second belt conveyor 2 and the first belt conveyor 2a. Both belt conveyors 1 and 2 are arranged so that the downstream end of the conveyor belt 1a of the belt conveyor 1 overlaps when viewed in the horizontal direction.
- the supply conveyor 5 is arranged on the upstream side of the first belt conveyor 1, and the spindle 31 of the test station 30 is provided at a position between the conveying belts 2 a of the second belt conveyor 2. It is done.
- the tire rotating machine supports the tire 50 so as to allow the tire 50 to rotate in the lying posture at the standby position or a position in the vicinity thereof (a position slightly upstream from the standby position in this embodiment). And a rotation operation device that rotates the tire 50 supported by the tire support member.
- a pair of left and right roller portions 3 is provided as the tire support member.
- the first belt conveyor 1 and the second belt conveyor 2 each having a pair of conveyance belts partially have a conveyance surface in the width direction (left-right direction) that is a direction orthogonal to the conveyance direction,
- Each of the roller portions 3 is provided at a portion where the first belt conveyor 1 does not have a conveying surface, specifically, at a portion outside the width direction of both conveying belts 1 a of the first belt conveyor 1.
- Each roller unit 3 includes a support roller 3a, which is a plurality of rotating bodies arranged in the horizontal direction, and a roller holding unit 3d, which is a rotating body holding unit that holds the support rollers 3a so as to be rotatable about an axis in the width direction.
- a roller portion 3 supports the tire 50 placed in a lying posture on the plurality of support rollers 3a while allowing the rotation in the horizontal plane, so that the tire 50 can freely rotate in the horizontal plane.
- a mounting surface that is mounted on the tire, that is, a support surface that rotatably supports the tire 50 is configured.
- each support roller 3a has a main body roller 3c and a plurality of sub-rollers 3b as shown in FIG.
- the main body roller 3c is held by the roller holding portion 3d so as to be rotatable about the axis in the width direction, and each of the child rollers 3b rotates about an axis parallel to a tangent to the outer peripheral surface of the main body roller 3c They are arranged in the circumferential direction on the outer peripheral surface so as to be possible.
- the combination of the rotation of the main body roller 3c and the rotation of each child roller 3b allows the tire 50 to rotate in the horizontal plane.
- the roller portions 3 may be provided inside the transport belt 1a of the first belt conveyor 1, or may be provided both inside and outside the transport belt 1a.
- the tire supporting member may be any member that supports the tire 50 so as to allow the rotation of the tire 50, and a rotating body instead of the supporting roller 3a, for example, a plurality of spheres are arranged on a plane and are rotated around an arbitrary axis. It may be supported by a holding body so as to be rotatable.
- the tire rotating machine further includes a state in which the conveyance surface of the first belt conveyor 1 is positioned above the placement surface of the roller unit 3, that is, the support surface that supports the tire 50, and the conveyance surface.
- a height position changing device that changes a relative height position between the transport surface and the placement surface is included so that the state can be switched to a state positioned below the placement surface.
- a cylinder 4 that expands and contracts so as to move the first belt conveyor 1 up and down as the height position changing device is provided, and the expansion and contraction driving of the cylinder 4 is controlled by the controller 20.
- the conveyance surface of the first belt conveyor 1 is positioned above the placement surface of the roller unit 3 as indicated by a solid line in FIG. 2.
- the first belt conveyor 1 is raised and the tire 50 is rotated as will be described later, as shown by a two-dot chain line in FIG.
- the first belt conveyor 1 is controlled to be lowered.
- the height position changing device may move the roller unit 3 up and down instead of the first belt conveyor 1. For example, even if the vertical position of the first belt conveyor 1 is fixed and a cylinder for moving the roller unit 3 is connected to the roller unit 3, the relative relationship between the transport surface of the first belt conveyor 1 and the mounting surface of the roller unit 3 It is possible to change the height position.
- the positioning device includes the controller 20, a first photoelectric sensor 6A, and a second photoelectric sensor 6B.
- the first photoelectric sensor 6A is a rear end sensor arranged to detect a rear end of the tire 50 conveyed downstream from the supply conveyor 5 toward the first belt conveyor 1.
- the first photoelectric sensor 6A includes a light emitting element 6a and a light receiving element 6a ′, and the light emitted from the light emitting element 6a is positioned in the width direction at a position immediately upstream of the first belt conveyor 1. Both elements 6a and 6a 'are arranged so as to be received by the light receiving element 6a' across.
- the light receiving element 6 a ′ generates an electrical signal in response to the light reception and inputs it to the controller 20.
- the second photoelectric sensor 6B is set at a position in the vicinity of the downstream end of the first belt conveyor 1, in this embodiment, in a region where the downstream end of the first belt conveyor 1 and the upstream end of the second belt conveyor 2 overlap.
- the front end sensor is arranged to detect the front end of the tire 50 at the predetermined position.
- the second photoelectric sensor 6B includes a light emitting element 6b and a light receiving element 6b ', and light emitted from the light emitting element 6b crosses the predetermined position in the width direction to the light receiving element 6b'. Both elements 6b and 6b 'are arranged so as to receive light.
- the light receiving element 6 b ′ generates an electric signal along with the light reception and inputs it to the controller 20.
- the position where the second photoelectric sensor 6B detects the front end of the tire 50 is set as the standby position of the tire 50.
- the controller 20 executes control for positioning the tire 50 based on electric signals (position detection signals) input from the photoelectric sensors 6A and 6B. Specifically, the controller 20 stops the first belt conveyor 1 when the tire 50 conveyed by the first belt conveyor 1 reaches the standby position, and the test station 30 of the tire 50 at the preceding stage stops. When the above test is completed, the first belt conveyor and further the second belt conveyor 2 are controlled to operate.
- the second belt conveyor 2 feeds the tire 50 received from the first belt conveyor 1 to a test position where the center of the tire 50 matches the rotation center position of the vertical spindle 31 provided in the test station 30.
- the controller 20 stops both belt conveyors 1 and 2 when the feeding is completed.
- the controller 20 calculates the outer diameter of the tire 50 by the controller 20 and the tire 50 is moved from the standby position to the test position based on the outer diameter of the tire 50, as will be described later.
- a feed distance calculation unit that calculates a feed distance that is a distance to be fed toward, and the conveyor (first and second belts) so that the tire 50 is fed from the standby position toward the test position by the calculated feed distance. This can be achieved by having an infeed controller for operating the conveyors 1, 2). Alternatively, this is also possible by detecting the front end position of the tire 50 when the feeding is completed, for example, by a photoelectric sensor (not shown) and recognizing it by the controller 20.
- the lubricator 7 is for applying a lubricant to the inner bead portion 50a of the tire 50 as shown in FIG. 7, and is disposed between the conveying belts 1a of the first belt conveyor 1.
- the lubricator 7 includes a brush 7b for applying a lubricant to the bead portion 50a, a pair of positioning rollers 7c (see FIGS. 5 to 7) abutted so as to position the inner periphery of the tire 50,
- the lubricator 7 according to this embodiment is connected to a cylinder 7a that expands and contracts in the vertical direction, and the lubricator 7 moves up and down by the expansion and contraction of the cylinder 7a.
- the rotation operation device rotates the tire 50 placed on the roller unit 3 in a lying posture, a pair of first arm members 8a, a pair of second arm members 8b, and a plurality of tire holding rollers. 9a, a plurality of tire holding rollers 9b, a first arm member operating mechanism, a second arm member operating mechanism, and a motor 12 that rotationally drives a specific tire holding roller 9a.
- the first arm members 8a are provided on both outer sides in the width direction of the downstream portion of the first belt conveyor 1, and have base end portions on the upstream side in the transport direction serving as fulcrums that can rotate about the vertical axis,
- the tire holding roller 9a around the vertical axis at the front end portion and the intermediate portion slightly closer to the base end than the front end portion.
- Each of the second arm members 8b is provided at a position immediately upstream of the first arm member 8a in the transport direction, and serves as a fulcrum that can rotate around the vertical axis.
- the tire holding roller 9b is attached to the front end portion so as to be rotatable about a vertical axis.
- the first arm member operating mechanism rotates both the first arm members 8a in the left-right direction simultaneously and symmetrically, and is connected to the first arm members 8a so as to interlock the first arm members 8a.
- Link mechanism 10a, and an air cylinder 11a that moves the link mechanism 10a so as to rotate both first arm members 8a.
- the second arm member operating mechanism rotates both the second arm members 8b symmetrically in the inner and outer directions simultaneously, and these second arm members 8b are interlocked with each other.
- the first and second arm operation mechanisms may be configured by a combination of link mechanisms 10a and 10b and gear mechanisms 13a and 13b as in the modification shown in FIG.
- the tire holding rollers 9a and 9b are pressed toward the outer peripheral surface of the tire 50 toward the center by the inward rotation of the arm members 8a and 8b, thereby restraining the tire 50 from the outside. In this way, it is held rotatably.
- the motor 12 is connected to a pressing roller 9a attached to a front end portion of one of the first arm members 8a of the tire holding rollers 9a and 9b, and the tire holding roller 9a is rotated to drive the tire holding roller 9a.
- the tire 50 on which the roller 9a is pressed is rotated.
- first and second arm members 8a and 8b hold a plurality of tire holding rollers 9a and 9b so as to be rotatable about an axis parallel to the tire central axis, and hold these tire holding rollers 9a and 9b in the tire.
- move between the position pressed on 50 outer peripheral surfaces and the position spaced apart from the said outer peripheral surface is comprised.
- the controller 20 switches the transport speed of the first belt conveyor 1 to a relatively low constant transport speed V when the light reception of the light receiving element 6a ′ is restored after blocking the light from the light emitting element 6a to the light receiving element 6a ′. . Furthermore, as shown in FIG.
- the controller 20 once stops the first belt conveyor 1 when it begins to block light.
- the tire 50 is positioned at the standby position before the test station 30 and waits at the standby position until the test of the preceding tire is completed (except for the period of lubricant application described later).
- the controller 20 has an outer diameter calculating unit that calculates the outer diameter D of the tire 50 based on the detection timings of the photoelectric sensors 6A and 6B.
- the outer diameter dimension D of the tire 50 is such that the position where the first photoelectric sensor 6A detects the rear end of the tire 50 and the second photoelectric sensor 6B are the front end of the tire 50 as shown in FIG.
- the distance L1 to the position for detecting, and the transport distance ⁇ L obtained by the expression (1) it can be calculated by the expression (2).
- This conveyance distance ⁇ L is, for example, from the relationship between the number of pulses output by an encoder attached to a conveyor motor for driving the first belt conveyor 1 and the belt movement distance on the first belt conveyor 1 per pulse. It can also be calculated. Specifically, the number of pulses from when the upstream photoelectric sensor 6A detects the rear end of the tire 50 to when the downstream photoelectric sensor 6B detects the front end of the tire 50 is counted. It can also be determined by multiplying the number by the distance traveled per pulse.
- the air cylinder 7a is operated to raise the lubricator 7 so that the lubricator 7 protrudes upward from the roller portion 3.
- the controller 20 operates the cylinder 4 to lower the transport surface of the first belt conveyor 1 to a position below the placement surface of the roller unit 3, thereby transferring the tire 50 onto the placement surface.
- the transport surface of the first belt conveyor 1 is lowered so that the transport surface is positioned below the upper end of each support roller 3a of the roller section 3, that is, the upper end of the uppermost child roller 3b. It is transferred from the surface onto the child roller 3b of each support roller 3a which is a mounting surface.
- the controller 20 rotates the first arm member 8a inward in the width direction to thereby rotate the pressing roller 9a on the outer peripheral surface of the tire 50 placed on the roller portion 3. This pushes the tire 50 back to the upstream side.
- the controller 20 receives the second arm member. 8b is rotated inward in the width direction, and the pressing rollers 9a and 9b of the first and second arm members 8a and 8b are pressed against the outer peripheral surface of the tire 50 toward the center thereof.
- the motor 12 is operated to rotate and drive the pressing roller 9a attached to the tip of the first arm member 8a.
- the tire 50 on the roller portion 3 rotates in a horizontal plane, and the brush 7 b of the lubricator 7 is a lubricant over the entire circumference of the bead portion 50 a of the tire 50. Can be applied.
- the controller 20 rotates the first arm member 8a and the second arm member 8b outward, that is, in the opening direction, and then operates the cylinder 4.
- the transport surface of the first belt conveyor 1 is raised to a position above the mounting surface of the roller unit 3, and the tire 50 is re-transferred onto the first belt conveyor 1.
- the controller 20 re-activates the first belt conveyor 1 to move the tire 50 again to the downstream side, and operates the air cylinder 7a in the meantime to dispose the lubricator 7 below the roller portion 3 after applying the lubricant. Return to the standby position.
- FIG. 8A the controller 20 rotates the first arm member 8a and the second arm member 8b outward, that is, in the opening direction, and then operates the cylinder 4.
- the transport surface of the first belt conveyor 1 is raised to a position above the mounting surface of the roller unit 3, and the tire 50 is re-transferred onto the first belt conveyor 1.
- the controller 20 re-activates the first belt conveyor 1 to move the tire 50 again to the downstream side
- the first belt conveyor 1 is stopped.
- the tire 50 is positioned in the width direction, and a predetermined position at which the front end of the tire 50 is detected by the second photoelectric sensor 6B regardless of the outer diameter, that is, a standby position. Is positioned.
- the tire 50 thus positioned waits at the standby position until the test at the test station 30 of the preceding tire 50 is completed.
- the controller 20 restarts the first and second belt conveyors 1 and 2 as shown in FIG.
- the test position is fed to the test position that matches the rotation center position of the spindle 31. As will be described later, this feeding is performed for the feeding distance X calculated based on the tire outer diameter D, whereby the tire 50 is automatically positioned at the test position.
- the tire 50 fed in this way is attached to the spindle 31 sideways so that the bead portion 50a is fitted into a rim member (not shown).
- the controller 20 has a feeding distance that is a distance at which the tire 50 should be fed from the standby position toward the test position based on the outer diameter D of the tire 50 calculated by the outer diameter calculation unit. And a feed control unit that operates the conveyor so as to feed the tire from the standby position to the test station by the feed distance.
- the setting and positioning of the standby position of the tire 50 with respect to the front end of the tire 50 is performed by setting the test position from the standby position, that is, the position where the rotation center of the tire 50 and the rotation center position of the spindle 31 coincide.
- the feeding distance X is based on the distance L2 and the outer diameter D of the tire 50 obtained by the equation (2) (3). Determined by the formula.
- the tire 50 from the standby position to the test position that is, the position where the center of the tire 50 coincides with the rotation center position of the spindle 31 of the test station 30. Is reduced as the outer diameter D of the tire 50 is smaller. Therefore, compared with a conventional loading device in which the feeding distance is constant regardless of the outer diameter of the tire 50, the feeding time required to feed the tire 50 from the standby position to the test position is reduced as much as possible. The test cycle time can be shortened, and the test efficiency can be increased.
- the sensor that constitutes the positioning device that is, the sensor that detects the front end of the tire to determine the standby position is not limited to the photoelectric sensor as described above, and may be another non-contact type sensor or a contact type sensor. Good.
- the first photoelectric sensor 6A is not essential to the present invention.
- the outer diameter D of the tire 50 is not necessarily measured.
- the data of the outer diameter D of the tire 50 may be transmitted from the host computer to the carry-in device of the tire testing machine and used.
- the transmitted data may not be the value of the outer diameter dimension D itself.
- the loading device of the tire testing machine stores the value of the outer diameter D corresponding to the tire identification number, the tire identification number is transmitted to the loading device of the tire testing machine, and the loading device is used as the identification number.
- a corresponding outer diameter dimension D may be adopted and used.
- the conveyor according to the present invention is not limited to a plurality of belt conveyors (first and second belt conveyors 1 and 2) as described above, and may be a single continuous belt conveyor. Or other types of conveyors other than a belt conveyor may be sufficient.
- the tire 50 is attached to the spindle 31 in a lying posture, and the carry-in device sends the tire 50 to the spindle 31 in the lying posture.
- the apparatus may be provided in a tire testing machine in which a tire is mounted on a spindle in a vertical direction, and the tire is fed in a vertical direction.
- the spindle and the center of the tire coincide with each other from a preset standby position provided in a tire testing machine having a test station provided with a spindle on which a tire to be tested is mounted.
- a loading device for feeding the tire to the test station up to a test position, a conveyor that conveys the tire from the standby position toward the test position in a direction perpendicular to the axial direction, and the standby position before the test.
- a positioning device for positioning the tire at a position where the front end in the tire feeding direction coincides with a point separated from the spindle by a certain distance.
- the standby position of the tire is set with reference to the position of the front end in the tire feeding direction before the test, and the positioning device positions each tire at the standby position.
- the feeding distance and feeding time of the tire are shortened as the tire outer diameter is smaller. This makes it possible to shorten the test cycle time.
- the positioning device includes, for example, a front end sensor that detects that the front end of the tire has reached a specific position before the test station, and a controller that controls the operation of the conveyor. It is preferable that the conveyor is operated until the front end of the tire is detected, and the tire is stopped at the standby position based on the time point when the sensor detects the front end of the tire.
- the carry-in device further includes a tire rotating machine that rotates the tire around its central axis at or near the standby position, and a lubricator that supplies lubricant to a bead portion on the inner periphery of the rotating tire. It is preferable.
- the combination of the tire rotating machine and the lubricator makes it possible to apply the lubricant suitably and efficiently over the entire circumference of the bead portion of the tire before the test.
- the tire rotating machine includes a tire support member that has a mounting surface on which the tire is mounted in a lying posture and supports the tire on the mounting surface so as to allow rotation of the tire, and the tire It is preferable to include a rotation operating device that holds the tire supported by the support member and rotates the tire on the mounting surface.
- the tire rotating machine can stably rotate the tire on a horizontal plane while supporting the tire in a lying posture.
- the conveyor includes a belt conveyor partially having a conveyance surface in the width direction perpendicular to the conveyance direction for conveying the tire, and in a region where there is no conveyance surface of the belt conveyor in the width direction.
- the tire support member is provided, and the tire rotating machine further includes a state in which a conveyance surface of the belt conveyor is positioned above a placement surface of the tire support member, and the conveyance surface is more than the placement surface.
- the tire support member includes a plurality of rotating bodies arranged on a horizontal plane, and a rotating body holding portion that holds these rotating bodies.
- the rotating body holding portion is disposed on the rotating body. What hold
- the rotation operating device holds a plurality of tire holding rollers and these tire holding rollers rotatably around an axis parallel to the tire central axis and presses these tire holding rollers against the outer peripheral surface of the tire.
- a roller support member operable between a position and a position separated from the outer peripheral surface, and by rotating a specific tire holding roller of the tire holding rollers pressed against the outer peripheral surface of the tire
- a motor provided with a motor for rotating the tire is preferable.
- This rotation operation device makes it possible to rotate the tire without attaching the tire to the rotation operation device. It is also possible to rotate tires having different outer diameters by a common rotation operation device.
- the roller support member includes a pair of arm members that can be rotated symmetrically in the width direction orthogonal to the conveying direction of the conveyor, and the tire holding member is held at a rotatable portion of the arm member. It is preferred that the roller is rotatably mounted. These arm members make it possible to stably sandwich the tire from both sides in the width direction.
- the positioning device when the positioning device includes the front end sensor and the controller, a rear end sensor that detects a rear end of a tire that is transported in a transport direction at a position upstream of the standby position; and The tire conveyance distance that the conveyor conveys the tire from when the rear end sensor detects the rear end of the tire to when the front end sensor detects the front end of the tire, and the rear end sensor detects the rear end of the tire.
- the outer diameter calculation unit can easily determine the outer diameter dimension of the tire using the detection of the tire by the two sensors.
- the outer diameter calculation unit for example, tire transport time from when the rear end sensor detects the rear end of the tire to when the front end sensor detects the front end of the tire, and the transport speed of the conveyor Therefore, the tire conveyance distance can be easily calculated.
- the feeding is a distance at which the tire positioned at the standby position based on the outer diameter dimension of the tire and the distance from the standby position to the center position of the spindle should be fed toward the test position.
- a feed distance calculation unit that calculates a distance; and a feed control unit that operates the conveyor so as to feed the tire from the standby position to the test station by the feed distance.
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Abstract
Description
したがって、タイヤ50の外径寸法Dは、図4(a)に示すように前記第1光電センサ6Aが前記タイヤ50の後端を検出する位置と前記第2光電センサ6Bが前記タイヤ50の前端を検出する位置との距離L1と、(1)式で求めた搬送距離ΔLを用いて(2)式で算出することができる。
Claims (11)
- 試験するタイヤが取付けられるスピンドルが設けられた試験ステーションを有するタイヤ試験機に設けられて予め設定された待機位置から前記スピンドルと前記タイヤの中心とが合致する試験位置まで当該タイヤを前記試験ステーションに送り込む搬入装置であって、
前記待機位置から前記試験位置に向けて前記タイヤをその軸方向と直交する方向に搬送するコンベアと、
前記待機位置として試験前のタイヤの送り込み方向の前端が前記スピンドルから一定距離だけ離れた地点に合致する位置に当該タイヤを位置決めする位置決め装置と、を備える、タイヤ試験機用搬入装置。 - 請求項1記載のタイヤ試験機用搬入装置であって、前記位置決め装置は、前記試験ステーションの手前の特定の位置に前記タイヤの前端が到達したことを検出する前端センサと、前記コンベアの作動を制御するコントローラとを含み、このコントローラは前記センサが前記タイヤの前端を検出するまで前記コンベアを作動させて当該センサが前記タイヤの前端の検出した時点を基準に当該タイヤを前記待機位置に停止させる、タイヤ試験機用搬入装置。
- 請求項1記載のタイヤ試験機用搬入装置であって、前記搬入装置は、さらに、前記待機位置またはその近傍で前記タイヤをその中心軸回りに回転させるタイヤ回転機と、その回転するタイヤの内周のビード部に潤滑剤を供給するルブリケータと、を備える、タイヤ試験機用搬入装置。
- 請求項3記載のタイヤ試験機用搬入装置であって、前記タイヤ回転機は、前記タイヤが倒伏姿勢で載置される載置面を有して前記タイヤの回転を許容するように当該タイヤを前記載置面上に支持するタイヤ支持部材と、このタイヤ支持部材に支持されたタイヤを保持して当該タイヤを前記載置面上で回転させる回転操作装置と、を含む、タイヤ試験機用搬入装置。
- 請求項4記載のタイヤ試験機用搬入装置であって、前記コンベアは、前記タイヤを搬送する搬送方向に対して直角方向である幅方向について部分的に搬送面を有するベルトコンベアを含み、当該幅方向について前記ベルトコンベアの搬送面がない領域に前記タイヤ支持部材が設けられ、前記タイヤ回転機は、さらに、前記ベルトコンベアの搬送面が前記タイヤ支持部材の載置面よりも上側に位置する状態と、当該搬送面が当該載置面よりも下側に位置する状態とに切換可能となるように、当該搬送面と当該載置面との相対的な高さ位置を変更させる高さ位置変更装置を、含む、タイヤ試験機用搬入装置。
- 請求項4記載のタイヤ試験機用搬入装置であって、前記タイヤ支持部材は、水平面上に配列された複数の回転体と、これらの回転体を保持する回転体保持部と、を有し、この回転体保持部は前記回転体上に前記タイヤが載置された状態で当該タイヤの回転を許容するように前記各回転体が回転するようにこれらの回転体を保持する、タイヤ試験機用搬入装置。
- 請求項4記載のタイヤ試験機用搬入装置であって、前記回転操作装置は、複数のタイヤ保持ローラと、これらのタイヤ保持ローラをタイヤ中心軸と平行な軸回りに回転可能に保持するとともにこれらのタイヤ保持ローラを前記タイヤの外周面に押付ける位置と当該外周面から離間させる位置との間で動作可能なローラ支持部材と、前記各タイヤ保持ローラが前記タイヤの外周面に押付けられた状態でそのうちの特定のタイヤ保持ローラを回転させることにより前記タイヤを回転させるモータと、を備えた、タイヤ試験機用搬入装置。
- 請求項7記載のタイヤ試験機用搬入装置であって、前記ローラ支持部材は、前記コンベアの搬送方向と直交する幅方向で左右対称に回動可能な一対のアーム部材を具備し、このアーム部材の回動可能部位に前記タイヤ保持ローラが回転可能に取付けられる、タイヤ試験機用搬入装置。
- 請求項2記載のタイヤ試験機用搬入装置であって、前記待機位置よりも上流側の位置で搬送方向に搬送されるタイヤの後端を検出する後端センサと、この後端センサが当該タイヤの後端を検出してから前記前端センサが前記タイヤの前端を検出するまでに前記コンベアが前記タイヤを搬送するタイヤ搬送距離と前記後端センサが前記タイヤの後端を検出する位置から前記前端センサが前記タイヤの前端を検出する位置までの距離とに基づいて前記タイヤの外径寸法を算出する外径算出部と、をさらに備える、タイヤ試験機用搬入装置。
- 請求項9記載のタイヤ試験機用搬入装置であって、前記外径算出部は、前記後端センサが前記タイヤの後端を検出してから前記前端センサが前記タイヤの前端を検出するまでのタイヤ搬送時間と、前記コンベアの搬送速度とから、前記タイヤ搬送距離を算定する、タイヤ試験機用搬入装置。
- 請求項2記載のタイヤ試験機用搬入装置であって、タイヤの外径寸法と、前記待機位置から前記スピンドルの中心位置までの距離とに基づいて前記待機位置に位置決めされたタイヤを前記試験位置に向けて送り込むべき距離である送り込み距離を算出する送り込み距離算出部と、その送り込み距離だけ前記待機位置から前記試験ステーションへ前記タイヤを送り込むように前記コンベアを作動させる送り込み制御部と、をさらに備える、タイヤ試験機用搬入装置。
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US14/002,460 US8950250B2 (en) | 2011-04-07 | 2012-03-12 | Loading device for tire testing machine |
KR1020137026083A KR101553760B1 (ko) | 2011-04-07 | 2012-03-12 | 타이어 시험기용 반입 장치 |
CN201280016591.0A CN103460011B (zh) | 2011-04-07 | 2012-03-12 | 轮胎试验机用运入装置 |
EP12767772.2A EP2696188B1 (en) | 2011-04-07 | 2012-03-12 | Loading device for tire testing machine |
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JP2011085604A JP5784347B2 (ja) | 2011-04-07 | 2011-04-07 | タイヤ試験機用コンベア |
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EP (1) | EP2696188B1 (ja) |
JP (1) | JP5784347B2 (ja) |
KR (1) | KR101553760B1 (ja) |
CN (1) | CN103460011B (ja) |
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JP6018540B2 (ja) * | 2013-05-08 | 2016-11-02 | 株式会社神戸製鋼所 | タイヤ試験機用コンベア |
JP2014235120A (ja) * | 2013-06-04 | 2014-12-15 | 株式会社神戸製鋼所 | タイヤ試験機のルブリケータ装置 |
WO2014199508A1 (ja) * | 2013-06-14 | 2014-12-18 | 三菱重工マシナリーテクノロジー株式会社 | タイヤ搬送方法、タイヤ搬送固定装置、および、タイヤ検査システム |
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TWI564178B (zh) * | 2014-04-11 | 2017-01-01 | 三菱重工機械科技股份有限公司 | 輪胎保持裝置、輪胎試驗系統 |
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CN110770564B (zh) * | 2017-07-03 | 2021-04-20 | 株式会社神户制钢所 | 轮胎测试机 |
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CN103460011A (zh) | 2013-12-18 |
EP2696188A1 (en) | 2014-02-12 |
TW201245682A (en) | 2012-11-16 |
JP5784347B2 (ja) | 2015-09-24 |
KR20130129307A (ko) | 2013-11-27 |
EP2696188B1 (en) | 2016-08-10 |
EP2696188A4 (en) | 2014-09-10 |
KR101553760B1 (ko) | 2015-09-16 |
TWI500913B (zh) | 2015-09-21 |
US20130333615A1 (en) | 2013-12-19 |
US8950250B2 (en) | 2015-02-10 |
CN103460011B (zh) | 2016-11-09 |
JP2012220319A (ja) | 2012-11-12 |
HUE029513T2 (en) | 2017-02-28 |
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