Disclosure of Invention
The invention provides a tire conveying device, which aims to solve the problem that tires are easy to bulge out of a tray when the tray is placed towards the bottom of the tires in the related art, so that the tires are contacted with conveying rollers.
The tire conveying device of the invention comprises a conveyor and a clamping mechanism, wherein the clamping mechanism is positioned above the conveyor to stack tires, the conveyor is used for conveying tires, one side of the conveyor is provided with a feeding mechanism, and the clamping mechanism is connected with a stacking mechanism so as to drive the clamping mechanism to move upwards;
The feeding mechanism comprises a storage component for storing a tray, a transmission component is arranged on the storage component, a pushing component is arranged on the transmission component, the transmission component comprises a mounting frame arranged on the storage component and a first reciprocating screw rod rotationally connected to the mounting frame, the first reciprocating screw rod is used for driving the pushing component to reciprocate, a first bevel gear is arranged on the first reciprocating screw rod, a second bevel gear is meshed on the first bevel gear, and a rotating shaft capable of driving the second bevel gear to rotate is arranged on the second bevel gear;
the stacking mechanism comprises a driving assembly, the driving assembly can move up and down along the length direction of the clamping mechanism, the clamping mechanism is arranged on the driving assembly, the driving assembly comprises a connecting plate, a second reciprocating screw rod, a lifting plate and a limiting shaft, the second reciprocating screw rod is rotationally connected to the bottom of the connecting plate, the lifting plate is in threaded connection with the second reciprocating screw rod, the limiting shaft is arranged on the second reciprocating screw rod, the limiting shaft can be inserted into a rotating shaft, after the clamping mechanism stacks tires, the first reciprocating screw rod drives the pushing assembly to move through the rotation of the rotating shaft so as to move a tray to the bottom of the tire, and then the clamping mechanism enables the tire to fall onto the tray and enables the tire to be coaxially arranged with the tray.
The beneficial effects are that: the stacking mechanism drives the clamping mechanism to stack the tires, after the tires are stacked, the rotating shaft drives the pushing assembly on the reciprocating screw rod I through the bevel gear I on the bevel gear II to move, the tray in the storage assembly is pushed to move on the conveyor and be placed at the bottom of the stacked tires when the pushing assembly moves, then the stacking mechanism enables the stacked tires to fall onto the tray through the clamping mechanism, the tires and the tray are coaxially arranged through the clamping mechanism, so that the tires are prevented from protruding out of the tray, the tires can be prevented from directly contacting the conveyor to rotate the tray and the tires, and the stability of the tire conveying process is improved.
Preferably, the storage assembly comprises a storage seat arranged on one side of the conveyor and a limiting rod arranged on the inner bottom wall of the storage seat, wherein a supporting plate is connected to the limiting rod in a vertical elastic sliding manner and used for placing a tray, and a hole matched with the limiting rod is formed in the tray.
The tray feeding device has the advantages that the tray feeding device can automatically drive the next tray to move upwards after pushing away one tray through the supporting plate, so that the tray can be automatically fed without manual placement, and the placement of the tray is more convenient.
Preferably, the axis of rotation rotates to be connected on the mounting bracket, be provided with the clockwork spring that drives self gyration in the axis of rotation, interior spline groove has been seted up on the top of axis of rotation, along vertical elastic sliding connection in the interior spline groove of axis of rotation has the lifter, install the stopper that can insert bevel gear two on the lifter, bevel gear two is gone up and has been seted up the groove with stopper looks adaptation.
The lifting rod has the advantages that when the lifting rod is extruded, the lifting rod can drive the limiting block to move out of the bevel gear II, so that the rotating shaft can not drive the reciprocating screw rod I to rotate.
Preferably, the pushing assembly comprises a movable frame and a pushing plate, wherein the movable frame is connected onto the first reciprocating screw in a threaded mode, the pushing plate is arranged on the movable frame, and a groove for accommodating the tray is formed in the bottom of the pushing plate.
Preferably, the stacking mechanism further comprises a mounting plate, two windlass and four guide rails, the four guide rails are respectively mounted at four corners of the bottom of the mounting plate, two windlass are mounted on the mounting plate, a steel wire rope is wound on the windlass, the connecting plate is arranged on the steel wire rope, and the connecting plate is in sliding connection with the guide rails.
The device has the advantages that the driving assembly can be driven to move downwards through the winch to release the steel wire rope, so that the clamping mechanism is driven to move downwards to a designated position to facilitate stacking of tires, the driving assembly drives the clamping mechanism to move downwards, the limiting shaft is inserted into the rotating shaft and extrudes the lifting rod, the first reciprocating screw in the process of stacking the tires is prevented from rotating, the clamping mechanism can be driven to move up and down through the rotation of the second reciprocating screw, the tires are continuously stacked and clamped, and after stacking is completed, the driving assembly drives the clamping mechanism to move upwards and enables the limiting shaft to be separated from the rotating shaft, so that the pushing assembly pushes the tray to move.
Preferably, the fixture comprises a mounting cylinder, a fixing piece, a fixing plate and a clamping assembly, wherein the fixing piece is mounted at the top end of the mounting cylinder, the fixing piece is mounted on the lifting plate, the clamping assembly is arranged on the fixing plate, the bottom of the clamping assembly is provided with a squeezing block, and a positioning assembly is arranged on the inner bottom wall of the mounting cylinder.
Preferably, the clamping assembly comprises a lifting column, a hinge part and a telescopic part, wherein the hinge part comprises four hinge seats, four hinge plates and four sliding rods, the four hinge seats are annularly arranged on the outer side of the lifting column by taking the axis of the lifting column as the center, the hinge seats and the sliding rods are respectively hinged with two ends of the hinge plates, one end of each sliding rod penetrates through the mounting cylinder and extends to the outer side of the mounting cylinder, and one end of each sliding rod is provided with a clamping plate.
Preferably, the positioning assembly comprises a rotary table rotatably connected to the inner bottom wall of the mounting cylinder and three movable pieces arranged on the rotary table, wherein three limit grooves distributed in an annular array are formed in the rotary table, and the movable pieces are slidably arranged in the limit grooves.
Preferably, the movable part comprises a movable rod arranged in the limiting groove in a sliding manner and a protruding block arranged at the top end of the movable rod, and the bottom end of the movable rod is provided with a positioning part positioned at the bottom end of the mounting cylinder.
The telescopic piece drives the lifting column to move downwards after the tray is placed at the bottom of the stacked tires, and the lifting column extrudes the convex blocks through the extrusion blocks, so that the three positioning pieces are far away from each other, and the positioning pieces are spread in holes of the tray so as to position the tray.
By adopting the technical scheme, the invention has the beneficial effects that: after the tire stacks, the axis of rotation passes through bevel gear two, bevel gear one and reciprocating screw one's cooperation setting drive pushing components and removes, and pushing components drives the tray and moves to the conveyer and arrange in the tire bottom of stacking, then fixture makes the tire that stacks drop on the tray to make tire and the coaxial setting of tray through fixture, in order to avoid the tire protrusion outside the tray, thereby can prevent that the tire from directly contacting with the conveyer and leading to tray and tire rotation, improved the stability of tire transportation in-process.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 8, the tire conveying apparatus of the present invention includes a conveyor 10, a loading mechanism 20, a stacking mechanism 30, and a gripping mechanism 40. The conveyor 10 is located below the gripping mechanism 40 for conveying tires, the loading mechanism 20 is located at one side of the conveyor 10 for placing trays, and the gripping mechanism 40 is disposed on the stacking mechanism 30 for gripping tires. The conveyor 10 conveys the tires to the lower part of the clamping mechanism 40, and at this time, the stacking mechanism 30 drives the clamping mechanism 40 to stack the tires, and after the tires are stacked, the loading mechanism 20 automatically pushes the tray to the lower part of the stacked tires to receive the stacked tires.
As shown in fig. 1 and 2, the conveyor 10 includes a frame 11, conveying rollers 12 and two guiding assemblies, the conveying rollers 12 are plural, the conveying rollers 12 are arranged on the frame 11 at equal intervals along the length direction of the frame 11, the conveying rollers 12 are in transmission connection, one of the conveying rollers 12 is connected with an external drive to drive the conveying rollers 12 to rotate synchronously, and the frame 11 is connected with the conveying rollers 12 in rotation. Two guide components are respectively installed on two sides of the top of the frame body 11, and each guide component comprises a fixed frame 13, a guide plate 14 and a plurality of rotating columns 15. The mount 13 is installed at the top of support body 11, and deflector 14 in two guide components is the splayed and arranges, and a plurality of pivoted posts 15 are equidistant to be arranged in the inside of deflector 14 along the orbit of deflector 14, and pivoted posts 15 and deflector 14 rotate to be connected.
The tire is driven to move through the rotation of the conveying roller 12, and when the tire moves between the two guide plates 14, the tire can be centered through the limit of the two guide plates 14, so that the subsequent piling treatment is convenient.
With continued reference to fig. 1 and 2, the loading mechanism 20 includes a storage assembly 21, a drive assembly 22, and a pushing assembly 23. The storage subassembly 21 sets up in the one side of support body 11, and drive assembly 22 installs the top at storage subassembly 21, and pushing components 23 set up on drive assembly 22.
As shown in fig. 2 and 3, the stock assembly 21 includes a stock base 211, a stop bar 212, and a carrier plate 214. The storage seat 211 has openings on one side and the top near the frame 11, the top of the storage seat 211 and the top of the conveying roller 12 are positioned on the same plane, and the limit rod 212 is installed on the inner bottom wall of the storage seat 211. The supporting plate 214 is slidably connected to the outer side of the limiting rod 212, the outer wall of the supporting plate 214 is slidably connected to the inner wall of the storage seat 211, and an elastic member 213 is installed between the inner bottom wall of the storage seat 211 and the supporting plate 214 to drive the supporting plate 214 to move upwards, in this embodiment, the elastic member 213 is a spring. The tray is placed on the support plate 214 and provided with holes adapted to the stop bars 212.
As shown in fig. 2 to 4, the transmission assembly 22 includes a mounting bracket 221, a first reciprocating screw 222, a first bevel gear 223, a second bevel gear 224, a rotation shaft 225, and a barrel 226. The mounting frame 221 has supporting frames at both sides thereof, the mounting frame 221 is mounted on the top of the storage holder 211 through the supporting frames, and the mounting frame 221 has a U-shape. One end of the first reciprocating screw 222 is rotatably connected to the inner wall of the mounting frame 221, the other end of the first reciprocating screw 222 penetrates through the mounting frame 221 and extends to the outside of the mounting frame 221, and the pushing assembly 23 is in threaded connection with the first reciprocating screw 222. A first bevel gear 223 is mounted at the other end of the first reciprocating screw 222, and a second bevel gear 224 is meshed with the first bevel gear 223.
The axis of rotation 225 sets up the top at bevel gear two 224, and the interior spline groove has been seted up on the top of axis of rotation 225, and barrel 226 sets up in the outside of axis of rotation 225, and the internally mounted of barrel 226 has the clockwork spring (not shown in the figure), and the one end of clockwork spring is installed on axis of rotation 225, and the backup pad is installed to one side of the top of mounting bracket 221, and barrel 226 is installed in the backup pad of mounting bracket 221, and the backup pad of mounting bracket 221 rotates with axis of rotation 225 to be connected.
The lifting rod 227 is slidably connected in the inner spline groove of the rotating shaft 225, the bottom end of the lifting rod 227 penetrates through the rotating shaft 225 and extends to the outside of the rotating shaft 225, the limiting block 228 is installed at the bottom end of the lifting rod 227, a groove matched with the limiting block 228 is formed in the bevel gear II 224, the sliding block matched with the inner spline groove is installed at the top end of the lifting rod 227, the elastic piece II 229 is installed between the inner bottom wall of the inner spline groove and the sliding block on the lifting rod 227, and the elastic piece II 229 is a spring.
When the rotating shaft 225 rotates, the rotating shaft 225 can drive the bevel gear II 224 to rotate through the limiting block 228 on the lifting rod 227, the bevel gear II 224 can drive the pushing component 23 on the reciprocating screw rod I222 to reciprocate along the length direction of the reciprocating screw rod I222 through the bevel gear I223, and the pushing component 23 can push the tray to the lower side of the tire when moving.
As shown in fig. 2 and 3, the pusher assembly 23 includes a movable frame 231, a connection bar 232, and a pusher plate 233. The movable frame 231 is screwed on the first reciprocating screw 222, and the top of the movable frame 231 is slidably connected with the inner bottom wall of the mounting frame 221. The connection bar 232 is installed at one side of the movable frame 231, and the pushing plate 233 is installed at one side of the connection bar 232. The bottom of the pushing plate 233 contacts with the top of the storage seat 211, the pushing plate 233 is in a U shape, a groove for accommodating the tray is formed in the bottom of the pushing plate 233, and the tray can be limited through the groove on the pushing plate 233, so that the first elastic piece 213 is prevented from driving the tray on the supporting plate 214 to pass through the pushing plate 233.
The first reciprocating screw 222 drives the pushing plate 233 to move towards the bottom of the tire through the connecting strip 232 on the movable frame 231, meanwhile, the pushing plate 233 drives a tray to move onto the conveying roller 12 and be placed at the bottom of the tire, when the tray moves to the bottom of the tire, the first reciprocating screw 222 drives the pushing plate 233 to move reversely, and the pushing plate 233 can squeeze the tray in the storage seat 211 through the movable frame 231 and the connecting strip 232 in the moving process, so that the tray is prevented from moving upwards, and the stability during feeding of the tray is guaranteed.
As shown in fig. 1 and 2, the stacking mechanism 30 includes a guide rail 31, a mounting plate 32, a hoist 33, and a driving assembly 35. The quantity of guide rail 31 has four, four guide rail 31 are installed respectively in the bottom four corners department of mounting panel 32, four guide rail 31 are located the both sides of support body 11 respectively, the quantity of hoist engine 33 has two, two hoist engine 33 are installed respectively in the top both sides of mounting panel 32, it has wire rope 34 to coil on the hoist engine 33, the bottom of wire rope 34 is installed on drive assembly 35, drive assembly 35 and guide rail 31 sliding connection, fixture 40 is installed on drive assembly 35, can drive fixture 40 reciprocates through drive assembly 35, in order to pile up the tire.
As shown in fig. 1 to 5, the driving assembly 35 includes a connection plate 351, a motor 352, a second reciprocating screw 353, a lifting plate 354, and a limiting shaft 355. The connecting plate 351 is located the top of lifter plate 354, and motor 352 is installed in the top one side of connecting plate 351, and the top of reciprocating screw two 353 is rotated and is connected in the bottom one side of connecting plate 351, and the top of reciprocating screw two 353 is fixed with the output shaft of motor 352. The lifting plate 354 is in threaded connection with the second reciprocating screw 353, and the clamping mechanism 40 is arranged at the bottom of the lifting plate 354. The limiting shaft 355 is arranged at the bottom end of the reciprocating screw rod II 353, the limiting shaft 355 is an external spline shaft, and the limiting shaft 355 is matched with an internal spline groove on the rotating shaft 225.
As shown in fig. 2 and 5, sliding plates 357 are installed at both sides of the connection plate 351, the sliding plates 357 are slidably connected with the adjacent two guide rails 31, the wire ropes 34 on the windlass 33 are connected with the tops of the sliding plates 357, guide rods 356 are installed at the bottoms of the connection plate 351, and the lifting plates 354 are slidably connected to the outer sides of the guide rods 356.
The hoist 33 drives the connecting plate 351 on the sliding plate 357 to move downwards through the steel wire rope 34, so as to drive the lifting plate 354 and the clamping mechanism 40 to move downwards, when the clamping mechanism 40 moves downwards to a designated position, the limiting shaft 355 is inserted into an inner spline groove of the rotating shaft 225, at the moment, the limiting shaft 355 extrudes the lifting rod 227 to enable the limiting block 228 to extend out of the bevel gear II 224, then the motor 352 drives the reciprocating screw II 353 to rotate, and in the rotating process of the reciprocating screw II 353, the limiting shaft 355 drives the rotating shaft 225 to rotate so as to enable a spring in the spring box 226 to store force, and meanwhile, the lifting plate 354 drives the clamping mechanism 40 to reciprocate along the length direction of the reciprocating screw II 353.
As shown in fig. 1, 2, 5 and 6, the clamping mechanism 40 includes a mounting cylinder 41, a fixture 42, a fixing plate 43 and a clamping assembly 44. The fixing member 42 is mounted on the top end of the mounting cylinder 41, the mounting cylinder 41 is located between the two conveying rollers 12, and the top end of the fixing member 42 is mounted on the bottom of the lifting plate 354. The fixing plate 43 is installed above the inside of the installation cylinder 41, and the clamping assembly 44 is provided at the bottom end of the fixing plate 43. The connecting rod 45 is installed to the bottom of clamping assembly 44, and extrusion piece 46 is installed to the bottom of connecting rod 45, and extrusion piece 46's shape is trapezoidal, is equipped with locating component 47 on the interior diapire of installation section of thick bamboo 41, can fix a position the tray through locating component 47 to avoid the tire to fall on the tray after with conveying roller 12 contact.
As shown in fig. 6 and 7, the clamping assembly 44 includes a lifting column 441, a hinge, a clamp plate 445, and a telescoping member 446. The number of the hinge members is plural, the hinge members are arranged at equal intervals along the length direction of the lifting column 441, each hinge member comprises four hinge seats 442, four hinge plates 443 and four sliding rods 444, the four hinge seats 442 are installed on the outer side of the lifting column 441 in a ring shape with the axis of the lifting column 441 as the center, one ends of the four hinge plates 443 are hinged with one ends of the four hinge seats 442 respectively, the other ends of the four hinge plates 443 are hinged with one ends of the four sliding rods 444 respectively, and the other ends of the sliding rods 444 penetrate through the mounting cylinder 41 and extend to the outside of the mounting cylinder 41.
The number of the clamping plates 445 is four, the clamping plates 445 are positioned on the outer side of the mounting cylinder 41, the sliding rod 444 is fixed with the clamping plates 445, the telescopic piece 446 is mounted at the bottom end of the fixing plate 43, in the embodiment, the fixing plate 43 is a hydraulic cylinder, in other embodiments, the fixing plate 43 is a cylinder or an electric telescopic rod, the movable end of the telescopic piece 446 is mounted at the top end of the lifting column 441, and the connecting rod 45 is mounted at the bottom end of the lifting column 441.
When the lifting plate 354 moves down, the fixing member 42 drives the mounting cylinder 41 to insert into the tire, then the movable end of the telescopic member 446 extends out, the lifting column 441 drives the sliding rod 444 to extend out of the mounting cylinder 41 through the hinge plate 443 on the hinge base 442, so that the clamping plate 445 is far away from the mounting cylinder 41 to clamp the tire, and then the lifting plate 354 moves up to move the next tire below the mounting cylinder 41.
When the lifting plate 354 drives the mounting cylinder 41 to move downwards again, the clamped tire falls onto the unclamped tire, at this time, the telescopic piece 446 drives the clamping plate 445 to approach the mounting cylinder 41 so as to loosen the tire, then the mounting cylinder 41 continues to move downwards, and when the mounting cylinder 41 moves downwards to the limit position, the telescopic piece 446 drives the clamping plate 445 to clamp and automatically align the two tires, and the subsequent tires repeat the above operations, which are not repeated here.
As shown in fig. 6 to 8, the positioning assembly 47 includes a turntable 471, a rotating lever 473, and three movable pieces. The bottom at the carousel 471 is installed on the top of dwang 473, the bottom of dwang 473 rotates to be connected at the interior bottom middle part of installation section of thick bamboo 41, be equipped with torque spring (not shown in the figure) between installation section of thick bamboo 41 and the dwang 473, in order to drive carousel 471 to reset, three spacing groove 472 have been seted up on the carousel 471, the shape of spacing groove 472 is the arc, three spacing groove 472 is annular array distribution with the axis of carousel 471 as the center, three moving part slides respectively and sets up in three spacing groove 472, extrusion piece 46 is located the top of three moving part.
With continued reference to fig. 6-8, the moveable member includes a moveable rod 474, a retainer 475, a stop collar 476, and a tab 477. The locating piece 475 is located at the bottom end of the mounting cylinder 41, the bottom end of the movable rod 474 is mounted at the top end of the locating piece 475, and one side of the locating piece 475, which is close to the edge of the mounting cylinder 41, is arc-shaped. The top end of the movable rod 474 penetrates through the bottom end of the mounting cylinder 41 and extends into the limit groove 472, and a strip-shaped groove for the movable rod 474 to slide linearly is formed in the bottom end of the mounting cylinder 41. The stop collar 476 is mounted on the outer side of the movable rod 474, the bottom end of the stop collar 476 is slidably connected with the inner bottom wall of the mounting cylinder 41, the protruding block 477 is mounted on the top end of the movable rod 474 and above the turntable 471, and a ball is arranged at one end of the protruding block 477 facing the center of the turntable 471.
When the telescopic piece 446 drives the lifting column 441 to move downwards, the lifting column 441 drives the extrusion block 46 to move downwards through the connecting rod 45, and at this time, the extrusion block 46 can drive the positioning piece 475 to move in a direction away from the center of the installation cylinder 41 through the movable rod 474 on the protruding block 477 so as to position the tray.
Working principle: when the tire is transported, the winch 33 drives the connecting plate 351 on the sliding plate 357 to move downwards through the steel wire rope 34, so that the mounting cylinder 41 moves downwards to the limit position, meanwhile, the limiting shaft 355 is inserted into the inner spline groove of the rotating shaft 225, so that the limiting block 228 extends out of the bevel gear II 224, then the motor 352 drives the reciprocating screw II 353 to rotate, and when the reciprocating screw II 353 rotates, the limiting shaft 355 drives the rotating shaft 225 to rotate, so that the spring in the spring box 226 stores force, and meanwhile, the lifting plate 354 drives the mounting cylinder 41 to move to the limit position along the length direction of the reciprocating screw II 353.
The tire is then moved centrally by rotation of the conveyor roller 12 and through both guide plates 14, and after the tire has moved out of the guide plates 14, the tire is blocked from continuing to move forward by the external blocking member, and then the mounting cylinder 41 is driven by rotation of the reciprocating screw two 353 to move down and insert into the tire, at which time the movable end of the telescoping member 446 extends out, causing the clamping plate 445 to clamp the tire, and then the lifting plate 354 moves up to cause the next tire to move below the mounting cylinder 41.
When the tires are stacked, the winding machine 33 drives the connecting plate 351 on the sliding plate 357 to move upwards through the steel wire rope 34, so that the stacked tires are driven to move upwards, when the limiting shaft 355 on the lifting plate 354 is separated from the rotating shaft 225, the limiting block 228 enters the bevel gear II 224, the spring in the spring box 226 is released and drives the rotating shaft 225 to rotate, at the moment, the rotating shaft 225 drives the movable frame 231 on the reciprocating screw II 222 to move through the bevel gear I223 on the bevel gear II 224, the movable frame 231 drives the pushing plate 233 to push the tray to move, and when the movable frame 231 moves to the limit position, the tray moves to the lower side of the tires, at the moment, the movable frame 231 is driven to reset through continued rotation of the reciprocating screw II 224 and is used for pushing the tray next time.
After the movable frame 231 is reset, the connecting plate 351 drives the mounting cylinder 41 to move downwards, the clamping plate 445 releases the clamping of the tire in the process of moving downwards the mounting cylinder 41, the tire falls onto the tray and is still positioned on the outer side of the mounting cylinder 41, when the mounting cylinder 41 moves downwards to the limit position, the positioning piece 475 is inserted into a hole of the tray, then the telescopic piece 446 drives the extrusion block 46 on the connecting rod 45 to move downwards through the lifting column 441, so that the positioning piece 475 positions the tray, the axis of the hole on the tray and the axis of the tire are positioned on the same straight line, and therefore the tire can be prevented from protruding out of the tray, after the tire is placed on the tray, the telescopic piece 446 drives the lifting column 441 to reset, then the steel wire rope 34 on the winch 33 drives the mounting cylinder 41 to reset, the tire is separated from the mounting cylinder 41, and the stacked tire is continuously transported on the conveying belt.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.