Conveying device for rotational molding box production

Abstract

The invention discloses a conveying device for rotational molding box production, and relates to the technical field of rotational molding box conveying, the conveying device for rotational molding box production comprises a conveying mechanism, a centering device, a cleaning device and a material overturning device, a motor is fixedly installed on the surface of the conveying mechanism, and a rotating shaft fixedly penetrates through the surface of the conveying mechanism; according to the conveying device for rotational molding box production, the rotational molding box moves, makes contact with and extrudes the shifting rod to move in the direction away from the rotational molding box, the rotational molding box can pass through, the rotational molding box can be conveyed to the conveying mechanism, and the conveying mechanism is fixed to the conveying mechanism. And meanwhile, the spring is restored after deformation to push the shifting rod to push the rotational molding box to move towards the position close to the middle, it can be guaranteed that the rotational molding box is always kept at the stable position in the conveying process, and conveying pause or adjustment caused by the incorrect position of the rotational molding box is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of roto-molding box conveying, in particular to a conveying device for roto-molding box production. Background Art

[0002] Roto-molded boxes are a type of plastic box produced through the roto-molding process and are widely used in various industries such as storage, transportation and packaging. They have the advantages of high strength, corrosion resistance, impact resistance, and aging resistance, and are suitable for use in a variety of harsh environments.

[0003] The patent with the patent announcement number CN214421543U relates to a conveying device for the production of roto-molded boxes, a frame support mechanism, a grille conveying mechanism is installed inside the frame support mechanism, a box is arranged at the upper end of the grille conveying mechanism, the frame support mechanism includes a frame, a track 1, a bracket, and a track 2, the upper end of the frame is fixedly connected with a bracket, the upper end of the frame is located on both sides of the bracket and track 1 and track 2 are installed, the lower end of the frame is fixedly installed with a motor, and sprockets are installed on both sides of the frame. The bracket-type box conveying device, through the arrangement of the frame, track 1, the bracket, track 2, the support plate, the chassis, the motor, the sprocket, the chain, the conveying chain, the support rod and the box, realizes the stable transportation of the box without jamming during the conveying process, and the water and impurities in the box are poured out from the box, and there is no need to manually place the box on the conveyor belt, thereby greatly improving the work efficiency, reducing labor costs and improving the sanitary environment.

[0004] In the above patent, through the arrangement of the frame, track one, bracket, track two, support plate, chassis, motor, sprocket, chain, conveyor chain, support rod and box body, the box body is stably transported without jamming during the conveying process, and the water and impurities in the box body are poured out from the box body, and there is no need to manually place the box body on the conveyor belt. However, during the conveying process, the conveying may be paused or adjusted due to incorrect position of the rotomolding box, thereby affecting the working efficiency of the equipment. For this reason, a conveying device for rotomolding box production with a centering function is designed. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a conveying device for roto-molding box production, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a conveying device for roto-molding box production, comprising a conveying mechanism and a centering device, wherein a motor is fixedly mounted on the surface of the conveying mechanism, a rotating shaft is fixedly penetrated through the surface of the conveying mechanism, and a rack is fixedly mounted on the bottom of the conveying mechanism, and the centering device comprises a rotating block, a lever, a connecting rod, a turntable, a bevel block, a fixed block, a centering rod and a centering plate, wherein the rotating block is slidably mounted on the surface of the conveying mechanism, the lever is rotatably mounted on the end of the rotating block away from the conveying mechanism, the connecting rod is rotatably mounted on the end of the lever away from the rotating block, the turntable is fixedly mounted on the circumferential surface of the rotating shaft, the bevel block is fixedly mounted on the surface of the turntable, the fixed block is fixedly mounted on the surface of the conveying mechanism, the centering rod is slidably mounted on the inner wall of the fixed block, and the centering plate is fixedly mounted on the end of the centering rod away from the turntable, which can ensure that the roto-molding box always maintains a stable position during the conveying process, avoiding conveying pauses or adjustments caused by incorrect position of the roto-molding box.

[0007] According to the above technical solution, a telescopic elastic rod is fixedly installed on the surface of the conveying mechanism, the free end of the telescopic elastic rod is fixedly connected to the surface of the center rod, and the connecting rod is fixedly connected to the center plate, which reduces manual intervention, liberates production line operators, saves labor costs, and thus improves the production efficiency of the equipment.

[0008] According to the above technical solution, a spring is arranged between the surface of the conveying mechanism and the lever, and the surface of the bevel block is arranged as an arc surface, which effectively avoids the deviation or jamming of the roto-molding box during the conveying process, which can not only avoid equipment damage, but also improve the safety of the operator.

[0009] According to the above technical scheme, the cleaning device and the turning device are included, and the cleaning device includes a box body, a fixed frame 1, a cleaning cylinder, a fixed frame 2, a rotating rod 1, a rotating ring 1, an eccentric wheel, a fixed plate, a knocking rod, a reciprocating screw rod 1, a scraper, a fixed box and an ash accumulation drawer. The box body is fixedly installed on the circumferential surface of the rack, the fixed frame 1 is fixedly installed on the surface of the box body, the cleaning cylinder rotates and passes through the surface of the fixed frame 1, the fixed frame 2 is fixedly installed on the surface of the box body, the rotating rod 1 is rotatably installed on the surface of the conveying mechanism, and the rotating ring 1 is fixedly installed on the rotating rod 1. The circumferential surface of the eccentric wheel is fixedly mounted on the circumferential surface of the rotating rod 1, the fixed plate is fixedly mounted on the surface of the fixed frame 2, the surface of the fixed frame 2 is provided with a sliding groove 1, the knocking rod is slidably mounted on the inner wall of the sliding groove 1, the reciprocating screw rod 1 is rotatably mounted on the inner wall of the box body, the scraper is slidably mounted on the circumferential surface of the reciprocating screw rod 1, the fixed box is fixedly mounted on the bottom of the box body, and the dust drawer is slidably mounted on the inner wall of the fixed box. Regular brushing can remove grease and dust, restore the friction of the conveyor belt surface, and ensure that the items can move stably on the conveyor belt.

[0010] According to the above technical solution, a transmission belt is connected between the circumferential surface of the cleaning cylinder and the circumferential surface of the rotating shaft, a telescopic elastic rod is fixedly installed on the top of the fixed plate, the free end of the telescopic elastic rod is fixedly connected to the bottom of the knocking rod, and the cleaning cylinder is in contact with a rotating ring, thereby reducing damage to the conveyor belt caused by accumulation of debris and extending its service life.

[0011] According to the above technical solution, a dust discharge port is provided at the bottom of the box body, the scraper is connected to the reciprocating screw rod 1 by a thread, the scraper is slidably connected to the bottom of the inner wall of the box body, and a transmission belt 2 is connected between the circumferential surface of the reciprocating screw rod 1 and the rotating rod 1, thereby avoiding excessive dirt accumulation on the surface of the cleaning barrel during long-term use, thereby reducing its cleaning effect.

[0012] According to the above technical scheme, the turning device includes a rotating rod, a rotating ring 2, a fixed column, a linkage plate, a connecting column, a sliding plate, a tooth block, a limit plate, a rotating shaft, a gear, a flap, a reciprocating screw rod 2 and a blocking plate, wherein the rotating rod is rotatably mounted on the surface of the conveying mechanism, the rotating ring 2 is fixedly mounted on the circumferential surface of the rotating rod, the fixed column is fixedly mounted on the surface of the rotating ring 2, the linkage plate is rotatably mounted on the end of the fixed column away from the rotating ring 2, the connecting column is fixedly mounted on the end of the linkage plate away from the fixed column, the sliding plate is rotatably mounted on the end of the connecting column away from the linkage plate, the tooth block is fixedly mounted on the surface of the sliding plate, the limit plate is fixedly mounted on the surface of the conveying mechanism, the rotating shaft is rotatably mounted on the surface of the conveying mechanism, the gear is fixedly mounted on the circumferential surface of the rotating shaft, the flap is fixedly mounted on the circumferential surface of the rotating shaft, the reciprocating screw rod 2 is rotatably mounted on the circumferential surface of the reciprocating screw rod 2, so as to realize the turning effect of the rotational molding box, turn over or adjust the direction of the rotational molding box, make subsequent operations more efficient, avoid errors and unevenness during manual turning, and further improve production efficiency.

[0013] According to the above technical solution, a transmission belt three is provided between the reciprocating screw rod two and the rotating shaft, the rotating ring two contacts the surface of the rotating ring one, the sliding plate slides through the surface of the limit plate, the tooth block meshes with the gear, the blocking plate is threadedly connected to the reciprocating screw rod two, the shape of the flap is set to be L-shaped, and the surface of the flap is set to be inclined surface one, so as to achieve intermittent blocking of the rotational molding box.

[0014] The present invention provides a conveying device for roto-molding box production. It has the following beneficial effects: (1) The conveying device for rotomolding box production, through the rotomolding box moving contact and squeeze the lever to move away from the rotomolding box, the rotomolding box can pass through, and at the same time, the spring deformation recovery pushes the lever to push the rotomolding box to move to a position close to the middle, which can ensure that the rotomolding box always maintains a stable position during the conveying process, avoiding conveying pauses or adjustments caused by incorrect position of the rotomolding box. The bevel block rotates to contact and squeeze the centering rod to move away from the turntable. At the same time, the movement of the centering rod drives the centering plate to move to contact and squeeze the rotomolding box to a position close to the middle, reducing manual intervention, liberating production line operators, saving labor costs, and thus improving the production efficiency of the equipment, effectively avoiding the deviation or jamming of the rotomolding box during the conveying process, which can not only avoid equipment damage, but also improve the safety of the operator. Moving in the direction close to the conveying mechanism can better adapt to smaller rotomolding boxes, and vice versa, it can adapt to larger rotomolding boxes, thereby realizing convenient adjustment of the centering device, thereby improving the adaptability of the equipment to rotomolding boxes of different sizes.

[0015] (2) The conveying device for the production of roto-molded boxes can brush off dust or impurities attached to the surface of the conveying mechanism by rotating the cleaning cylinder. Regular brushing can remove grease and dust, restore the friction of the conveyor belt surface, and ensure that the items can move stably on the conveyor belt. The second deformation recovery of the telescopic elastic rod pushes the knocking rod to move upward and reset. At this time, the knocking rod moves to vibrate and remove impurities attached to the surface of the cleaning cylinder during operation, thereby achieving a self-cleaning effect of the cleaning cylinder during operation and avoiding excessive dirt accumulation on the surface of the cleaning cylinder during long-term use, thereby reducing its cleaning effect.

[0016] (3) The conveying device for the production of rotomolding boxes drives the gear to rotate by moving the tooth block, and the rotation of the gear drives the rotation of the rotating shaft. At this time, the rotation of the rotating shaft drives the rotation of the flap, and the rotation of the flap drives the rotation of the rotomolding box to achieve the flipping effect of the rotomolding box, flipping the rotomolding box or adjusting the direction, making subsequent operations more efficient, avoiding errors and unevenness during manual flipping, and further improving production efficiency. The rotation of the rotating shaft drives the reciprocating screw rod 2 to rotate, and the rotation of the reciprocating screw rod 2 drives the blocking plate to move back and forth left and right, achieving intermittent blocking of the rotomolding box, avoiding the accumulation of multiple rotomolding boxes and causing problems such as blockage, and can accurately control the residence time of each rotomolding box on the production line, avoiding the "bottleneck" phenomenon in the production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the overall internal structure of the present invention; Figure 3 It is a schematic diagram of the position structure of the centering rod and the centering plate of the present invention; Figure 4This is a schematic diagram of the position structure of the cleaning cylinder and the scraper of the present invention; Figure 5 It is a schematic diagram of the position structure of the rotating ring 1 and the rotating ring 2 of the present invention; Figure 6 This is a schematic diagram of the position structure of the flap and the gear of the present invention; Figure 7 For the present invention Figure 6 Enlarged schematic diagram of the structure part A in the middle.

[0018] In the figure: 1, conveying mechanism; 2, motor; 3, rotating shaft; 4, rack; 51, rotating block; 52, lever; 53, spring; 54, connecting rod; 55, turntable; 56, bevel block; 57, fixed block; 58, centering rod; 59, telescopic spring rod 1; 510, centering plate; 61, box; 62, fixed frame 1; 63, cleaning cylinder; 64, fixed frame 2; 65, rotating rod 1; 66, rotating ring 1; 67, eccentric wheel; 68, Fixed plate; 69, telescopic spring rod 2; 610, knocking rod; 611, reciprocating screw rod 1; 612, scraper; 613, fixed box; 614, dust drawer; 71, rotating rod; 72, rotating ring 2; 73, fixed column; 74, linkage plate; 75, connecting column; 76, sliding plate; 77, tooth block; 78, limit plate; 79, rotating shaft; 710, gear; 711, flap; 712, reciprocating screw rod 2; 713, blocking plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-Figure 7, one embodiment of the present invention is: a conveying device for roto-molding box production includes a conveying mechanism 1, including a centering device, a motor 2 is fixedly installed on the surface of the conveying mechanism 1, a rotating shaft 3 is fixedly penetrated through the surface of the conveying mechanism 1, and a rack 4 is fixedly installed at the bottom of the conveying mechanism 1. The centering device includes a rotating block 51, a lever 52, a connecting rod 54, a rotating disk 55, a bevel block 56, a fixed block 57, a centering rod 58 and a centering plate 510. The rotating block 51 is slidably installed on the surface of the conveying mechanism 1, and the lever 52 is rotatably installed on the rotating block 51 away from the rotating block 51. At one end of the conveying mechanism 1, the connecting rod 54 is rotatably mounted on the end of the lever 52 away from the rotating block 51, the turntable 55 is fixedly mounted on the circumferential surface of the rotating shaft 3, the bevel block 56 is fixedly mounted on the surface of the turntable 55, the fixed block 57 is fixedly mounted on the surface of the conveying mechanism 1, the centering rod 58 is slidably mounted on the inner wall of the fixed block 57, and the centering plate 510 is fixedly mounted on the end of the centering rod 58 away from the turntable 55. The operation of the conveying mechanism 1 drives the rotating shaft 3 to rotate, the rotation of the rotating shaft 3 drives the turntable 55 to rotate, and the rotation of the turntable 55 drives the bevel block 56 to rotate.

[0021] A telescopic elastic rod 59 is fixedly installed on the surface of the conveying mechanism 1, and the free end of the telescopic elastic rod 59 is fixedly connected to the surface of the center rod 58. The connecting rod 54 is fixedly connected to the center plate 510. The movement of the center rod 58 drives the center plate 510 to move, contact and squeeze the rotational molding box to move to a position close to the middle.

[0022] A spring 53 is arranged between the surface of the conveying mechanism 1 and the lever 52. The surface of the bevel block 56 is arranged as an arc surface 1. The spring 53 deforms and restores to push the lever 52 to push the roto-molding box to move to a position close to the middle.

[0023] When this embodiment is working: the staff places the rotomolding box on the surface of the conveying mechanism 1, starts the motor 2, and the output end of the motor 2 rotates to drive the conveying mechanism 1 to run. The operation of the conveying mechanism 1 drives the rotomolding box to move away from the motor 2. At this time, the rotomolding box moves to contact and squeeze the lever 52 to move away from the rotomolding box, and the rotomolding box is able to pass. At the same time, the spring 53 deforms and restores to push the lever 52 to push the rotomolding box to a position close to the middle, which can ensure that the rotomolding box always maintains a stable position during the conveying process, avoiding conveying pauses or adjustments caused by incorrect position of the rotomolding box. The rotomolding box continues to move, and at the same time, the operation of the conveying mechanism 1 drives the rotating shaft 3 to rotate, the rotation of the rotating shaft 3 drives the rotating disk 55 to rotate, and the rotation of the rotating disk 55 drives the bevel block 56 to rotate. At the same time, the bevel Block 56 rotates to contact and squeeze the centering rod 58 to move away from the turntable 55. At the same time, the movement of the centering rod 58 drives the centering plate 510 to move, contact and squeeze the roto-molding box to a position close to the middle, reducing manual intervention, liberating production line operators, saving labor costs, and thereby improving the production efficiency of the equipment, and effectively avoiding the displacement or jamming of the roto-molding box during transportation. This not only avoids equipment damage, but also improves the safety of the operator. When the size of the roto-molding box changes, the staff only needs to pull the turntable 55 horizontally. Moving in the direction close to the conveying mechanism 1 can better adapt to smaller roto-molding boxes, and vice versa, it can adapt to larger roto-molding boxes, thereby achieving convenient adjustment of the centering device, thereby improving the adaptability of the equipment to roto-molding boxes of different sizes.

[0024] See also Figure 1-Figure 7 On the basis of the above embodiment, another embodiment of the present invention includes a cleaning device and a turning device, the cleaning device includes a box body 61, a fixed frame 62, a cleaning cylinder 63, a fixed frame 64, a rotating rod 65, a rotating ring 66, an eccentric wheel 67, a fixed plate 68, a knocking rod 610, a reciprocating screw rod 611, a scraper 612, a fixed box 613 and an ash storage drawer 614, the box body 61 is fixedly installed on the circumferential surface of the rack 4, the fixed frame 62 is fixedly installed on the surface of the box body 61, the cleaning cylinder 63 rotates through the surface of the fixed frame 62, the fixed frame 64 is fixedly installed on the surface of the box body 61, the rotating rod 65 is rotatably installed on the surface of the conveying mechanism 1, and the rotating rod 65 is rotatably installed on the surface of the conveying mechanism 1. The moving ring 66 is fixedly installed on the circumferential surface of the rotating rod 65, the eccentric wheel 67 is fixedly installed on the circumferential surface of the rotating rod 65, the fixed plate 68 is fixedly installed on the surface of the fixed frame 64, the surface of the fixed frame 64 is provided with a sliding groove 1, the knocking rod 610 is slidably installed on the inner wall of the sliding groove 1, the reciprocating screw rod 611 is rotatably installed on the inner wall of the box body 61, the scraper 612 is slidably installed on the circumferential surface of the reciprocating screw rod 611, the fixed box 613 is fixedly installed on the bottom of the box body 61, the dust drawer 614 is slidably installed on the inner wall of the fixed box 613, and the reciprocating screw rod 611 rotates to drive the scraper 612 to move and push the dust and impurities accumulated inside the box body 61 into the dust outlet.

[0025] A transmission belt 1 is connected between the circumferential surface of the cleaning cylinder 63 and the circumferential surface of the rotating shaft 3. A telescopic elastic rod 2 69 is fixedly installed on the top of the fixed plate 68. The free end of the telescopic elastic rod 2 69 is fixedly connected to the bottom of the knocking rod 610. The cleaning cylinder 63 is in contact with the rotating ring 1 66. The rotation of the cleaning cylinder 63 drives the rotating ring 1 66 to rotate, and the rotation of the rotating ring 1 66 drives the rotating rod 1 65 to rotate.

[0026] A dust drop port is provided at the bottom of the box body 61, and the scraper 612 is connected to the reciprocating screw rod 611 through threads. The scraper 612 is slidably connected to the bottom of the inner wall of the box body 61, and a transmission belt 2 is connected between the reciprocating screw rod 611 and the circumferential surface of the rotating rod 65. When the rotating rod 65 rotates, the reciprocating screw rod 611 rotates.

[0027] The turning device includes a rotating rod 71, a rotating ring 72, a fixed column 73, a linkage plate 74, a connecting column 75, a sliding plate 76, a tooth block 77, a limit plate 78, a rotating shaft 79, a gear 710, a flip plate 711, a reciprocating screw rod 712 and a blocking plate 713. The rotating rod 71 is rotatably mounted on the surface of the conveying mechanism 1, the rotating ring 72 is fixedly mounted on the circumferential surface of the rotating rod 71, the fixed column 73 is fixedly mounted on the surface of the rotating ring 72, the linkage plate 74 is rotatably mounted on one end of the fixed column 73 away from the rotating ring 72, the connecting column 75 is fixedly mounted on one end of the linkage plate 74 away from the fixed column 73, and the sliding plate 76 is rotatably mounted on the surface of the conveying mechanism 1. It is installed at the end of the connecting column 75 away from the linkage plate 74, the tooth block 77 is fixedly installed on the surface of the sliding plate 76, the limit plate 78 is fixedly installed on the surface of the conveying mechanism 1, the rotating shaft 79 is rotatably installed on the surface of the conveying mechanism 1, the gear 710 is fixedly installed on the circumferential surface of the rotating shaft 79, the flap 711 is fixedly installed on the circumferential surface of the rotating shaft 79, the reciprocating screw rod 2 712 is rotatably installed on the surface of the conveying mechanism 1, and the blocking plate 713 is slidably installed on the circumferential surface of the reciprocating screw rod 2 712. At the same time, the rotation of the rotating shaft 79 drives the reciprocating screw rod 2 712 to rotate, and the rotation of the reciprocating screw rod 2 712 drives the blocking plate 713 to move back and forth left and right.

[0028] A transmission belt three is connected between the reciprocating screw rod 2 712 and the rotating shaft 79, the rotating ring 2 72 contacts the surface of the rotating ring 1 66, the sliding plate 76 slides through the surface of the limit plate 78, the tooth block 77 is meshed with the gear 710, the blocking plate 713 is connected to the reciprocating screw rod 2 712 by a thread, the shape of the flap 711 is set to be L-shaped, the surface of the flap 711 is set to be inclined surface 1, the rotation of the rotating shaft 79 drives the flap 711 to rotate, and the rotation of the flap 711 drives the rotation of the roto-molding box.

[0029] When the present embodiment is working: when the conveying mechanism 1 is operated under the action of the motor 2, the cleaning cylinder 63 is driven to rotate, and the cleaning cylinder 63 rotates to brush off the dust or impurities attached to the surface of the conveying mechanism 1, and regular brushing can remove grease and dust, restore the friction of the conveyor belt surface, ensure that the objects can move stably on the conveyor belt, thereby reducing the damage of the conveyor belt caused by the accumulation of debris, and extending its service life. The rotation of the cleaning cylinder 63 drives the rotating ring 1 66 to rotate, and at the same time, the rotation of the rotating ring 1 66 drives the rotating rod 1 65 to rotate, and the rotation of the rotating rod 1 65 drives the eccentric wheel 67 to rotate, and at the same time, the eccentric wheel 67 moves to contact and squeeze the knocking rod 610 to move downward, and then the telescopic elastic rod 2 69 The deformation recovery pushes the knocking rod 610 to move upward and reset. At this time, the knocking rod 610 moves to vibrate and remove the impurities attached to the surface of the cleaning cylinder 63 during operation, thereby achieving the self-cleaning effect of the cleaning cylinder 63 during operation, and avoiding excessive dirt accumulation on the surface of the cleaning cylinder 63 during long-term use, thereby reducing its cleaning effect. At the same time, the rotating rod 65 rotates the reciprocating screw rod 611, and the rotation of the reciprocating screw rod 611 drives the scraper 612 to move and push the dust and impurities accumulated inside the box body 61 into the ash outlet, and then the dust and impurities enter the ash drawer 614 through the ash outlet, and then the staff will deal with them centrally. When the rotating ring 1 66 rotates under the action of the cleaning cylinder 63, it drives the rotating ring 2 72 to rotate, and the rotating ring 2 72 rotates to drive the fixed column 73 to rotate. At the same time, the fixed column 73 rotates to drive the linkage plate 74 to rotate, and the linkage plate 74 rotates to drive the sliding plate 76 to move upward. At the same time, the sliding plate 76 moves to drive the tooth block 77 to move. Because the tooth block 77 is engaged with the gear 710, the rotomolding box moves to the surface of the flap 711 under the action of the conveying mechanism 1. The movement of the tooth block 77 drives the gear 710 to rotate, and the rotation of the gear 710 drives the rotating shaft 79 to rotate. At this time, the rotation of the rotating shaft 79 drives the flap 711 to rotate. The rotation of the flap 711 drives the rotation of the rotomolding box, thereby realizing the turning effect of the rotomolding box, turning over or adjusting the direction of the rotomolding box, making subsequent operations more efficient, avoiding errors and unevenness during manual turning, and further improving production efficiency. At the same time, the rotation of the rotating shaft 79 drives the reciprocating screw rod 2 712 to rotate, and the rotation of the reciprocating screw rod 2 712 drives the blocking plate 713 to move back and forth left and right, thereby realizing intermittent blocking of the rotomolding box, avoiding the accumulation of multiple rotomolding boxes and causing problems such as blockage, and can accurately control the residence time of each rotomolding box on the production line, avoiding the "bottleneck" phenomenon in the production line.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A conveying device for producing roto-molded boxes, comprising a conveying mechanism (1), characterized in that: It also includes a centering device, a cleaning device and a material turning device; Wherein, a motor (2) is fixedly mounted on the surface of the conveying mechanism (1), a rotating shaft (3) is fixedly passed through the surface of the conveying mechanism (1), and a rack (4) is fixedly mounted on the bottom of the conveying mechanism (1); The centering device comprises a rotating block (51), a lever (52), a connecting rod (54), a rotating disk (55), a bevel block (56), a fixed block (57), a centering rod (58) and a centering plate (510); the rotating block (51) is slidably mounted on the surface of the conveying mechanism (1); the lever (52) is rotatably mounted on an end of the rotating block (51) away from the conveying mechanism (1); the connecting rod (54) is rotatably mounted on an end of the lever (52) away from the rotating block (51); the rotating disk (55) is fixedly mounted on the circumferential surface of the rotating shaft (3); the bevel block (56) is fixedly mounted on the surface of the rotating disk (55); the fixed block (57) is fixedly mounted on the surface of the conveying mechanism (1); the centering rod (58) is slidably mounted on the inner wall of the fixed block (57); and the centering plate (510) is fixedly mounted on an end of the centering rod (58) away from the rotating disk (55).

2. A conveying device for roto-molding box production according to claim 1, characterized in that: A telescopic elastic rod (59) is fixedly mounted on the surface of the conveying mechanism (1); the free end of the telescopic elastic rod (59) is fixedly connected to the surface of the centering rod (58); and the connecting rod (54) is fixedly connected to the centering plate (510).

3. A conveying device for roto-molding box production according to claim 2, characterized in that: A spring (53) is provided between the surface of the conveying mechanism (1) and the shifting rod (52), and the surface of the bevel block (56) is configured as arc surface 1.

4. A conveying device for roto-molding box production according to claim 3, characterized in that: The cleaning device comprises a box body (61), a fixing frame 1 (62), a cleaning cylinder (63), a fixing frame 2 (64), a rotating rod 1 (65), a rotating ring 1 (66), an eccentric wheel (67), a fixing plate (68), a knocking rod (610), a reciprocating screw rod 1 (611), a scraper (612), a fixing box (613) and an ash accumulation drawer (614), wherein the box body (61) is fixedly mounted on the circumferential surface of the rack (4), the fixing frame 1 (62) is fixedly mounted on the surface of the box body (61), the cleaning cylinder (63) rotates through the surface of the fixing frame 1 (62), the fixing frame 2 (64) is fixedly mounted on the surface of the box body (61), and the rotating rod 1 (65) is rotatably mounted on the conveying mechanism ( 1), the rotating ring 1 (66) is fixedly mounted on the circumferential surface of the rotating rod 1 (65), the eccentric wheel (67) is fixedly mounted on the circumferential surface of the rotating rod 1 (65), the fixed plate (68) is fixedly mounted on the surface of the fixed frame 2 (64), the surface of the fixed frame 2 (64) is provided with a sliding groove 1, the knocking rod (610) is slidably mounted on the inner wall of the sliding groove 1, the reciprocating screw rod 1 (611) is rotatably mounted on the inner wall of the box body (61), the scraper (612) is slidably mounted on the circumferential surface of the reciprocating screw rod 1 (611), the fixed box (613) is fixedly mounted on the bottom of the box body (61), and the dust storage drawer (614) is slidably mounted on the inner wall of the fixed box (613).

5. A conveying device for roto-molding box production according to claim 4, characterized in that: A transmission belt 1 is transmission-connected between the circumferential surface of the cleaning cylinder (63) and the circumferential surface of the rotating shaft (3); a telescopic elastic rod 2 (69) is fixedly mounted on the top of the fixed plate (68); a free end of the telescopic elastic rod 2 (69) is fixedly connected to the bottom of the knocking rod (610); and the cleaning cylinder (63) is in contact with the rotating ring 1 (66).

6. A conveying device for roto-molding box production according to claim 5, characterized in that: The bottom of the box body (61) is provided with an ash drop opening, the scraper (612) is connected to the reciprocating screw rod (611) by means of threads, the scraper (612) is slidably connected to the bottom of the inner wall of the box body (61), and a transmission belt (2) is transmission-connected between the reciprocating screw rod (611) and the circumferential surface of the rotating rod (65).

7. A conveying device for roto-molding box production according to claim 6, characterized in that: The material turning device comprises a rotating rod (71), a rotating ring (72), a fixed column (73), a linkage plate (74), a connecting column (75), a sliding plate (76), a tooth block (77), a limit plate (78), a rotating shaft (79), a gear (710), a turning plate (711), a reciprocating screw rod (712) and a blocking plate (713), wherein the rotating rod (71) is rotatably mounted on the surface of the conveying mechanism (1), the rotating ring (72) is fixedly mounted on the circumferential surface of the rotating rod (71), the fixed column (73) is fixedly mounted on the surface of the rotating ring (72), the linkage plate (74) is rotatably mounted on one end of the fixed column (73) away from the rotating ring (72), and the connecting column (75) is fixedly mounted on the circumferential surface of the rotating rod (71). The gear (710) is fixedly mounted on the circumferential surface of the rotating shaft (79), the flap (711) is fixedly mounted on the circumferential surface of the rotating shaft (79), the reciprocating screw rod (712) is rotatably mounted on the surface of the conveying mechanism (1), and the blocking plate (713) is slidably mounted on the circumferential surface of the reciprocating screw rod (712).

8. A conveying device for roto-molding box production according to claim 7, characterized in that: A transmission belt three is provided between the reciprocating screw rod 2 (712) and the rotating shaft (79), the rotating ring 2 (72) contacts the surface of the rotating ring 1 (66), the sliding plate (76) slides through the surface of the limit plate (78), the tooth block (77) is meshed with the gear (710), the blocking plate (713) is connected to the reciprocating screw rod 2 (712) by means of a thread, the shape of the flap (711) is set to be L-shaped, and the surface of the flap (711) is set to be inclined surface one.

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