A rolling device for side plate of garbage truck

Abstract

The application relates to the rolling technical field and discloses a garbage truck side plate rolling device, which comprises a carrier plate, a power input mechanism is arranged on the upper surface of the carrier plate, a transmission box is arranged on the upper surface of the carrier plate, the output end of the power input mechanism is fixedly connected with the input end of the transmission box, two symmetrically-arranged transmission rods are arranged on the output end of the transmission box, and a rack is fixedly connected to the upper surface of the carrier plate. In the application, the material supporting mechanism can be synchronously started when the side plate discharges; after one end of the side plate is placed on the supporting roller, the servo motor drives the sliding frame and the abutting block to move upward through the threaded rod, the belt is tightly pressed against the inner wall of the through hole of the mounting block, the supporting roller and the side plate discharge speed are kept consistent through the belt transmission, continuous follow-up support is formed, the discharged side plate can be effectively supported, the side plate is prevented from being deformed, such as being bent and warped, due to the self weight, the plate material loss rate is reduced, and the rolling processing of the long-size garbage truck side plate is especially suitable.

Description

TECHNICAL FIELD

[0001] The present application relates to the rolling technical field, specifically to a garbage truck side plate rolling device. BACKGROUND

[0002] The garbage truck side plate is an important component of the garbage truck compartment main body, which is usually surrounded by the front plate, rear plate and bottom plate of the compartment to form a garbage loading space, and is usually made of high-strength steel or lightweight alloy material, which has the characteristics of impact resistance, wear resistance and corrosion resistance to adapt to friction, extrusion and harsh environment during garbage loading. At present, most garbage truck side plates are produced and processed by rolling devices.

[0003] At present, most of the garbage truck side plate materials processed by the rolling device are in a suspended state, lack effective support, and are prone to bending, warping and other deformations, increasing the loss rate of the plate. Therefore, we propose a garbage truck side plate rolling device. SUMMARY

[0004] (I) Technical problems solved

[0005] In view of the shortcomings of the prior art, the present application provides a garbage truck side plate rolling device, which solves the problem that most of the garbage truck side plate materials processed by the existing rolling device are in a suspended state, lack effective support, and are prone to bending, warping and other deformations, increasing the loss rate of the plate.

[0006] (II) Technical solutions

[0007] In order to achieve the above purpose, the present application is realized by the following technical solutions: a garbage truck side plate rolling device, comprising a carrier plate, a power input mechanism is installed on the upper surface of the carrier plate, a transmission box is installed on the upper surface of the carrier plate, the output end of the power input mechanism is fixedly connected with the input end of the transmission box, two symmetrically arranged transmission rods are installed on the output end of the transmission box, a rack is fixedly connected to the upper surface of the carrier plate, two symmetrically arranged rolling mills are rotatably connected to the inner wall of the rack, the shaft centers of the two rolling mills are respectively fixedly connected with the ends of the two transmission rods away from the transmission box, a material supporting mechanism is arranged on the surface of the rack, the material supporting mechanism comprises a support frame, the number of the support frame is two, the two support frames are fixedly connected with one side of the rack, a sliding block is slidably connected to the inner wall of the support frame, a supporting roller is rotatably connected to the side of the two sliding blocks close to each other. The material supporting mechanism can be started synchronously when the side plate is discharged. When the side plate is placed on the supporting roller, the servo motor drives the sliding bracket and the abutting block to move upward through the threaded rod, tightly pressing the belt in the inner wall of the through hole of the mounting block, and the belt transmission makes the supporting roller and the side plate discharge speed consistent, forming a continuous follow-up support, which can effectively support the discharged side plate, prevent the side plate from bending, warping and other deformations due to its own weight, reduce the loss rate of the plate, and is especially suitable for rolling and processing of long-size garbage truck side plates.

[0008] Further, the shaft of one of the rolling rollers is fixedly connected with a driving wheel, one end of the support frame is rotatably connected with a guide wheel, the ends of the two sliding blocks away from each other are fixedly connected with mounting blocks, the surface of the mounting block close to the driving wheel is provided with a through hole, the driving wheel and the guide wheel are provided with a belt, the belt passes through the through hole, the inner wall of the through hole is slidably connected with a sliding frame, and the device is provided with a transmission box and a transmission rod. The accurate power distribution drives the two rolling rollers to synchronously and reversely rotate, the rolling rollers are combined with the preset profile of the adaptive side plate shape, uniform and stable extrusion force can be applied to the metal plate, plastic deformation of the plate can be accurately caused, the problems of side plate shape deviation and size inconsistency caused by uneven stress and asynchronous rotation of the rolling rollers can be avoided, the side plate of the garbage truck formed by rolling can meet the design size and shape requirements, and subsequent assembly rework is reduced.

[0009] Further, the upper surface of the sliding frame is fixedly connected with an abutting block, and the edges of the two ends of the abutting block are both rounded.

[0010] Further, the lower surface of the mounting block is fixedly connected with a positioning seat, the inner wall of the positioning seat is fixedly connected with a servo motor, the driving end of the servo motor is fixedly connected with a threaded rod, the threaded rod penetrates through the mounting block and extends into the through hole, and the threaded rod is threadedly connected with the inner wall of the sliding frame and used for driving the sliding frame to displace upward and downward.

[0011] Further, the upper surface of the carrier plate is fixedly connected with a diagonal brace, and one end of the diagonal brace away from the carrier plate is fixedly connected with one end of the support frame. The diagonal brace on the carrier plate is fixedly connected with the support frame, can provide additional support for the support frame, enhance the overall structural stability of the material supporting mechanism, and avoid inclination and deformation of the support frame in the material supporting process due to excessive stress.

[0012] Further, the upper surface of the rack is provided with a stabilizing mechanism.

[0013] Further, the stabilizing mechanism comprises a stabilizing plate, the stabilizing plate is fixedly connected with the upper surface of the rack, the inner wall of the stabilizing plate is rotatably connected with a rotating rod, two symmetrically arranged take-up wheels are fixedly connected with the rotating rod, a pull rope is wound on the take-up wheels, a limiting groove is formed in the surface of the carrier roller, a sleeve ring is rotatably connected in the limiting groove, and one end of the pull rope away from the take-up wheel is fixedly connected with the surface of the sleeve ring. In the stabilizing mechanism, one end of the pull rope is fixed with the carrier roller sleeve ring, the other end of the pull rope is wound on the take-up wheel after being guided by the pulley, when the carrier roller moves with the sliding block, the torsion spring can automatically adjust the tension of the pull rope through deformation, so that the pull rope always maintains a moderate tension state, provides stable traction for the carrier roller, avoids shaking and deviation of the carrier roller in the follow-up supporting process, further guarantees the straightness of the side plate discharging path, and ensures smooth connection of the subsequent conveying and processing links of the side plate.

[0014] Further, the two sides of the stabilizing plate are fixedly connected with torsion springs, the torsion springs are sleeved on the rotating rod, and the ends, away from the stabilizing plate, of the two torsion springs are fixedly connected with the surfaces of the two take-up wheels.

[0015] Further, the upper surface of the rack is fixedly connected with two symmetrically arranged supporting plates, the two ends of the rotating rod are rotatably connected with the surfaces of the two supporting plates, the supporting plates of the stabilizing mechanism reliably support the rotating rod, the shaking of the rotating rod during rotation is reduced, the abrasion of components is reduced, the service life of the device as a whole is prolonged, and the equipment maintenance cost and frequency are reduced.

[0016] Further, the surface of the rack is fixedly connected with two groups of symmetrically arranged positioning plates, and a pulley is rotatably connected between the positioning plates in each group.

[0017] In summary, the technical effects and advantages of the present application are as follows:

[0018] 1. In the present application, the material supporting mechanism can be started synchronously when the side plate discharges, after the side plate is placed on the supporting roller, the servo motor drives the slide and the abutting block to move up through the threaded rod, the belt is tightly pressed on the inner wall of the through hole of the mounting block, the supporting roller and the side plate discharge at the same speed through the belt transmission, forming a continuous follow-up support, which can effectively support the discharging side plate, prevent the side plate from bending, warping and other deformations due to its own weight, reduce the plate loss rate, and is especially suitable for the rolling processing of long-size garbage truck side plates.

[0019] 2. In the present application, in the stabilizing mechanism, one end of the pull rope is fixed with the supporting roller ring, and the other end is wound on the take-up wheel after being guided by the pulley, when the supporting roller moves with the sliding block, the torsion spring can automatically adjust the tension of the pull rope through deformation, so that the pull rope always maintains a moderate tension state, providing stable traction for the supporting roller, avoiding the supporting roller from shaking and deviating during follow-up support, and further ensuring the linearity of the side plate discharge path and the smooth connection of the subsequent conveying and processing links of the side plate.

[0020] 3. In the present application, the inclined support rod on the carrier plate is fixedly connected with the support frame, which can provide additional support for the support frame, enhance the overall structural stability of the material supporting mechanism, avoid the support frame from tilting and deforming due to excessive stress during the material supporting process, and at the same time, the supporting plate of the stabilizing mechanism reliably supports the rotating rod, reduces the shaking of the rotating rod during rotation, reduces the abrasion of components, prolongs the service life of the device as a whole, and reduces the equipment maintenance cost and frequency.

[0021] 4、In the application, the device drives the two rolling rollers to rotate synchronously and reversely through the accurate power distribution of the transmission box and the transmission rod, and combines the preset profile of the rolling roller that matches the shape of the side plate, so that uniform and stable extrusion force can be applied to the metal plate, plastic deformation of the plate is accurately caused, the problems of shape deviation and size inconsistency of the side plate caused by uneven stress and asynchronous rotation of the rolling roller are effectively avoided, the side plate of the garbage truck after rolling is ensured to meet the design size and shape requirements, and rework in subsequent assembly is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a whole structure schematic view of the garbage truck side plate rolling device of the application;

[0023] Figure 2 It is a rear view structure schematic view of the garbage truck side plate rolling device of the application;

[0024] Figure 3 It is a side view structure schematic view of the garbage truck side plate rolling device of the application;

[0025] Figure 4 It is a structure schematic view of A in the garbage truck side plate rolling device of the application; Figure 3

[0026] Figure 5 It is a structure schematic view of B in the garbage truck side plate rolling device of the application; Figure 3

[0027] Figure 6 It is an explosion structure schematic view of the stabilizing mechanism of the garbage truck side plate rolling device of the application;

[0028] Figure 7 It is a structure schematic view of C in the garbage truck side plate rolling device of the application; Figure 6

[0029] Figure 8 It is a structure schematic view of the material supporting mechanism of the garbage truck side plate rolling device of the application.

[0030] In the figure: 1, a carrier plate; 2, a power input mechanism; 3, a transmission box; 4, a rack; 5, a rolling roller; 6, a material supporting mechanism; 61, a support frame; 62, a guide wheel; 63, a belt; 64, an inclined support rod; 65, a driving wheel; 66, a mounting block; 67, a through hole; 68, a sliding frame; 69, a positioning seat; 610, a servo motor; 611, a threaded rod; 612, a stop block; 613, a sliding block; 614, a supporting roller; 7, a stabilizing mechanism; 71, a support plate; 72, a rotating rod; 73, a stabilizing plate; 74, a take-up wheel; 75, a torsion spring; 76, a positioning plate; 77, a pulley; 78, a pull rope; 79, a sleeve ring; 710, a limiting groove; 8, a transmission rod. DETAILED DESCRIPTION​​​

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0032] Referring to Figures 1-8 The rolling device for the side plate of a garbage truck shown in the figure comprises a carrier plate 1, a power input mechanism 2 is mounted on the upper surface of the carrier plate 1, a transmission box 3 is mounted on the upper surface of the carrier plate 1, the output end of the power input mechanism 2 is fixedly connected with the input end of the transmission box 3, the output end of the transmission box 3 is provided with two symmetrically arranged transmission rods 8, a rack 4 is fixedly connected with the upper surface of the carrier plate 1, two symmetrically arranged rolling rollers 5 are rotatably connected with the inner wall of the rack 4, the axles of the two rolling rollers 5 are fixedly connected with the two ends of the two transmission rods 8 away from the transmission box 3, a material supporting mechanism 6 is arranged on the surface of the rack 4, the material supporting mechanism 6 comprises two support frames 61, the two support frames 61 are fixedly connected with one side of the rack 4, a sliding block 613 is slidably connected with the inner wall of the support frame 61, a supporting roller 614 is rotatably connected with the side of the sliding block 613 close to the other sliding block 613, after the power input mechanism 2 on the upper surface of the carrier plate 1 is started, power is transmitted to the transmission box 3, the transmission box 3 distributes the power to the two symmetrically arranged transmission rods 8 through the internal gear mechanism, and then drives the two rolling rollers 5 on the inner wall of the rack 4 to synchronously and reversely rotate, the operator puts the metal plate for preparing the side plate of the garbage truck between the two rolling rollers 5, the plate is plastically deformed under the extrusion of the preset profile of the rolling rollers 5, and is gradually rolled into the side plate meeting the size and shape requirements, the formed side plate is continuously output from the other side of the rolling rollers 5, the material supporting mechanism 6 can be synchronously started when the side plate is discharged, after the side plate is put on the supporting roller 614 at one end, the servo motor 610 drives the sliding frame 68 and the abutting block 612 to move up through the threaded rod 611, the belt 63 is tightly pressed on the inner wall of the through hole 67 of the mounting block 66, the supporting roller 614 and the discharging speed of the side plate are kept consistent by the transmission of the belt 63, a continuous follow-up support is formed, the discharging side plate can be effectively supported, the deformation such as bending and warping of the side plate due to the self-weight sagging is prevented, the plate loss rate is reduced, and the rolling processing of the long-size side plate of the garbage truck is especially suitable.

[0033] One of the shafts of the rolling roller 5 is fixedly connected with a driving wheel 65, one end of the support frame 61 is rotatably connected with a guide wheel 62, the ends of the two sliding blocks 613 away from each other are fixedly connected with mounting blocks 66, the surface of the mounting block 66 close to the driving wheel 65 is provided with a through hole 67, the driving wheel 65 and the guide wheel 62 are provided with a belt 63, the belt 63 passes through the through hole 67, the inner wall of the through hole 67 is slidably connected with a sliding frame 68, the device is accurately powered by the transmission box 3 and the transmission rod 8, and the two rolling rollers 5 are driven to synchronously and reversely rotate, the profile of the rolling roller 5 is combined with the pre-set adaptive side plate shape, the uniform and stable extrusion force can be applied to the metal plate, the plastic deformation of the plate is accurately caused, the side plate shape deviation and size inconsistency caused by the uneven stress and asynchronous rotation of the rolling roller 5 are effectively avoided, the side plate of the garbage truck formed by rolling is ensured to meet the design size and shape requirements, and the subsequent assembly rework is reduced.

[0034] The upper surface of the sliding frame 68 is fixedly connected with an abutting block 612, the edges of the two ends of the abutting block 612 are rounded, in the side plate discharging process, the material supporting mechanism 6 is synchronously started to realize dynamic support, the driving wheel 65 fixedly connected with the shaft of one of the rolling rollers 5 forms a transmission link with the guide wheel 62 at one end of the support frame 61 through the belt 63, when the belt 63 is not connected with the mounting block 66 at the beginning, when the side plate is placed on the supporting roller 614 between the two sliding blocks 613, the servo motor 610 in the inner wall of the positioning seat 69 is started, and the driving end drives the threaded rod 611 to rotate, since the threaded rod 611 is screw-connected with the inner wall of the sliding frame 68, the rotation of the threaded rod 611 is converted into the upward displacement of the sliding frame 68 along the through hole 67 of the mounting block 66, the sliding frame 68 pushes the abutting block 612 to move upward and tightly presses the belt 63 against the inner wall of the through hole 67, so that the belt 63 and the mounting block 66 generate sufficient friction force, at this time, the driving wheel 65 drives the mounting block 66, the sliding block 613 and the supporting roller 614 to move synchronously through the belt 63, and the movement speed of the supporting roller 614 is consistent with the discharging speed of the side plate, so that the continuous follow-up support of the side plate is realized, and meanwhile, the diagonal support rod 64 on the loading plate 1 is fixed with the support frame 61, so that the structural stability of the support frame 61 is enhanced, and the support deviation is avoided.

[0035] The lower surface of the mounting block 66 is fixedly connected with the positioning seat 69, the inner wall of the positioning seat 69 is fixedly connected with the servo motor 610, the driving end of the servo motor 610 is fixedly connected with the threaded rod 611, the threaded rod 611 penetrates through the mounting block 66 and extends into the through hole 67, and the threaded rod 611 is screw-connected with the inner wall of the sliding frame 68, so as to drive the sliding frame 68 to displace upward and downward.

[0036] The upper surface of the carrier plate 1 is fixedly connected with a diagonal brace 64, one end of the diagonal brace 64 away from the carrier plate 1 is fixedly connected with one end of the support frame 61, the diagonal brace 64 on the carrier plate 1 is fixedly connected with the support frame 61, which can provide additional support for the support frame 61, enhance the overall structural stability of the material supporting mechanism 6, and avoid the inclination and deformation of the support frame 61 due to excessive force during the material supporting process.

[0037] The upper surface of the rack 4 is provided with a stabilizing mechanism 7, the stabilizing plate 73 on the rack 4 is supported by the support plate 71 and the rotating rod 72, the take-up reel 74 on the rotating rod 72 winds the pull rope 78, one end of the pull rope 78 is fixed to the surface of the loop 79 after passing through the pulley 77 between the positioning plates 76, when the carrier roller 614 moves with the sliding block 613, the pull rope 78 is stretched or relaxed, the torsional springs 75 on both sides of the stabilizing plate 73 are deformed, the tension of the pull rope 78 is automatically adjusted by the elastic force, the pull rope 78 is always moderately tight, the carrier roller 614 is provided with stable traction, the carrier roller 614 is prevented from shaking to ensure the straightness of the side plate, when the rolling process is completed and the last section of the side plate is separated from the carrier roller 614, the servo motor 610 drives the sliding frame 68 to move downward to relax the belt 63, the carrier roller 614 stops moving, the torsional springs 75 drive the take-up reel 74 to reset, the pull rope 78 pulls the carrier roller 614 back to the initial position, and at the same time, the auxiliary rolling roller 5 is reset, preparing for the next rolling cycle.

[0038] The stabilizing mechanism 7 includes the stabilizing plate 73, the stabilizing plate 73 is fixedly connected with the upper surface of the rack 4, the inner wall of the stabilizing plate 73 is rotatably connected with the rotating rod 72, two symmetrically arranged take-up reels 74 are fixedly connected with the rotating rod 72, the pull rope 78 is wound on the take-up reel 74, the surface of the carrier roller 614 is provided with a limiting groove 710, the loop 79 is rotatably connected in the limiting groove 710, one end of the pull rope 78 away from the take-up reel 74 is fixedly connected with the surface of the loop 79, in the stabilizing mechanism 7, one end of the pull rope 78 is fixed with the loop 79 of the carrier roller 614, the other end is wound on the take-up reel 74 after being guided by the pulley 77, when the carrier roller 614 moves with the sliding block 613, the torsional springs 75 can automatically adjust the tension of the pull rope 78 by deformation, the pull rope 78 is always kept in a moderately tight state, the carrier roller 614 is provided with stable traction, the carrier roller 614 is prevented from shaking and deviating during the follow-up supporting process, thereby ensuring the straightness of the side plate discharging path and ensuring the smooth connection of the subsequent conveying and processing links of the side plate.

[0039] The two sides of the stabilizing plate 73 are fixedly connected with the torsional springs 75, the torsional springs 75 are sleeved on the rotating rod 72, one end of each of the two torsional springs 75 away from the stabilizing plate 73 is fixedly connected with the surface of the take-up reel 74.

[0040] The upper surface of the rack 4 is fixedly connected with two symmetrically arranged supporting plates 71, and the two ends of the rotating rod 72 are rotatably connected with the surfaces of the two supporting plates 71, so that the supporting plates 71 of the stabilizing mechanism 7 reliably support the rotating rod 72, reduce the shaking of the rotating rod 72 during rotation, reduce the wear of each component, prolong the service life of the whole device, and reduce the equipment maintenance cost and frequency.

[0041] The surface of the rack 4 is fixedly connected with two groups of symmetrically arranged positioning plates 76, and each group of positioning plates 76 is rotatably connected with a pulley 77.

[0042] The working principle of the present application is as follows: after the power input mechanism 2 on the upper surface of the carrier plate 1 is started, power is transmitted to the transmission box 3, the transmission box 3 distributes power to two symmetrically arranged transmission rods 8 through an internal gear mechanism, and then drives the two rolling mills 5 on the inner wall of the rack 4 to synchronously and reversely rotate, the operator places the metal plate for preparing the side plate of the garbage truck between the two rolling mills 5, the plate is plastically deformed under the extrusion of the preset profile of the rolling mill 5, and gradually rolled into a side plate meeting the size and shape requirements, and the formed side plate is continuously output from the other side of the rolling mill 5.

[0043] During the discharging of the side plate, the material supporting mechanism 6 is synchronously started to realize dynamic support, and the driving wheel 65 fixedly connected with the shaft of one of the rolling mills 5 forms a transmission link with the guide wheel 62 at one end of the support frame 61 through the belt 63, and initially the belt 63 is not connected with the mounting block 66, when the side plate is placed on the supporting roller 614 between the two sliding blocks 613, the servo motor 610 in the inner wall of the positioning seat 69 is started, the driving end of the servo motor 610 drives the threaded rod 611 to rotate, and since the threaded rod 611 is screwedly connected with the inner wall of the sliding frame 68, the rotation of the threaded rod 611 is converted into the upward displacement of the sliding frame 68 along the through hole 67 of the mounting block 66, the sliding frame 68 pushes the abutting block 612 to move upward and tightly presses the belt 63 against the inner wall of the through hole 67, so that the belt 63 and the mounting block 66 generate sufficient friction force, at this time, the driving wheel 65 drives the mounting block 66, the sliding block 613 and the supporting roller 614 to move synchronously through the belt 63, and the movement speed of the supporting roller 614 is consistent with the discharging speed of the side plate, so that the continuous follow-up support of the side plate is realized, and the inclined supporting rod 64 on the carrier plate 1 is fixed with the support frame 61, so as to enhance the structural stability of the support frame 61 and avoid support deviation.

[0044] The stabilizing plate 73 on the frame 4 supports the rotating rod 72 through the support plate 71, the take-up reel 74 on the rotating rod 72 winds the pull rope 78, one end of the pull rope 78 is fixed to the loop 79 on the surface of the supporting roller 614 after winding around the pulley 77 between the positioning plates 76, when the supporting roller 614 moves with the sliding block 613, the pull rope 78 is stretched or loosened, the torsion springs 75 on both sides of the stabilizing plate 73 are deformed accordingly, the tension of the pull rope 78 is automatically adjusted through the elastic force, so that the pull rope 78 is always moderately tight, the supporting roller 614 is provided with stable traction force, the supporting roller 614 is prevented from shaking to ensure that the side plate is linearly discharged, when the rolling work is finished, the last section of the side plate is separated from the supporting roller 614, the servo motor 610 drives the sliding frame 68 to move downward to relax the belt 63, the supporting roller 614 stops moving, the torsion spring 75 drives the take-up reel 74 to reset, the pull rope 78 pulls the supporting roller 614 back to the initial position, and at the same time, the auxiliary rolling roller 5 is reset, so that the next rolling cycle is prepared.

[0045] The electrical components appearing in the text are all connected with the main controller and 220V mains, and the main controller can be a conventional known device such as a computer.

[0046] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for the purpose of limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A rolling device for side plate of a garbage truck, comprising a carrier plate (1), characterized in that: The upper surface of the carrier plate (1) is provided with a power input mechanism (2), the upper surface of the carrier plate (1) is provided with a transmission box (3), the output end of the power input mechanism (2) is fixedly connected with the input end of the transmission box (3), the output end of the transmission box (3) is provided with two symmetrically arranged transmission rods (8), the upper surface of the carrier plate (1) is fixedly connected with a rack (4), the inner wall of the rack (4) is rotatably connected with two symmetrically arranged rolling rollers (5), the axles of the two rolling rollers (5) are fixedly connected with the two transmission rods (8) away from the transmission box (3), the surface of the rack (4) is provided with a material supporting mechanism (6), the material supporting mechanism (6) comprises a support frame (61), the number of the support frame (61) is two, and the two support frames (61) are fixedly connected with one side of the rack (4); the inner wall of the support frame (61) is slidably connected with a sliding block (613), the side, where the two sliding blocks (613) are close to each other, is rotatably connected with a supporting roller (614), the axle of one of the rolling rollers (5) is fixedly connected with a driving wheel (65), one end of the support frame (61) is rotatably connected with a guide wheel (62), the ends, where the two sliding blocks (613) are away from each other, are fixedly connected with mounting blocks (66), the surface of the mounting block (66) close to the driving wheel (65) is provided with a through hole (67), the driving wheel (65) and the guide wheel (62) are provided with a belt (63), the belt (63) passes through the through hole (67), and the inner wall of the through hole (67) is slidably connected with a sliding frame (68).

2. The side plate rolling device of the garbage truck according to claim 1, characterized in that: The upper surface of the sliding frame (68) is fixedly connected with a resisting block (612), and the edges of the two ends of the resisting block (612) are both rounded.

3. The side plate rolling device of the garbage truck according to claim 1, characterized in that: The lower surface of the mounting block (66) is fixedly connected with a positioning seat (69), the inner wall of the positioning seat (69) is fixedly connected with a servo motor (610), the driving end of the servo motor (610) is fixedly connected with a threaded rod (611), the threaded rod (611) penetrates through the mounting block (66) and extends into the through hole (67), and the threaded rod (611) is in threaded connection with the inner wall of the sliding frame (68) and is used for driving the up-down displacement of the sliding frame (68).

4. The side plate rolling device of the garbage truck according to claim 1, characterized in that: The upper surface of the carrier plate (1) is fixedly connected with an inclined support rod (64), one end of the inclined support rod (64) away from the carrier plate (1) is fixedly connected with one end of the support frame (61).

5. The side plate rolling device of the garbage truck according to claim 1, characterized in that: The upper surface of the rack (4) is fixedly connected with two symmetrically arranged supporting plates (71), and the both ends of the rotating rod (72) are rotatably connected with the surfaces of the two supporting plates (71).

6. The side plate rolling device of the garbage truck according to claim 1, characterized in that: The surface of the rack (4) is fixedly connected with two groups of symmetrically arranged positioning plates (76), and a pulley (77) is rotatably connected between each group of the positioning plates (76), and the pull rope (78) is arranged on the pulley (77).

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