CN218950312U - Battery angle adjusting mechanism and battery rotating machine - Google Patents

Abstract

The utility model provides a battery angle adjusting mechanism and a battery rotating machine adopting the same, wherein the battery angle adjusting mechanism comprises: mounting bracket, lifting subassembly, rotation subassembly, visual detection subassembly and control assembly. The lifting assembly is arranged on the mounting frame, and the output end of the lifting assembly can lift relative to the mounting frame; the rotating assembly can be rotatably arranged at the output end of the lifting assembly, and the output end of the rotating assembly is provided with a clamping unit; the visual detection component is used for acquiring the pole orientation information of the battery; the control assembly is electrically connected with the visual detection assembly, the lifting assembly, the rotating assembly and the clamping unit. The battery angle adjusting mechanism can automatically adjust the orientation of the pole of the battery, and has higher working efficiency.

Description

Battery angle adjusting mechanism and battery rotating machine

Technical Field

The utility model relates to the technical field of battery production and manufacturing equipment, in particular to a battery angle adjusting mechanism and a battery rotating machine.

Background

In the production process of large cylindrical batteries, the batteries are assembled on a tray after being conveyed by a conveying belt, and the directions of the poles are inconsistent after the batteries are assembled on the tray, so that the directions of the poles of the batteries in the tray are quickly adjusted to be consistent after the batteries are assembled on the tray rapidly due to the limitation of the automatic production beats, and the subsequent production flow is not influenced.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the battery angle adjusting mechanism and the battery rotating machine, which can automatically adjust the pole orientation of the battery to a set angle, and are very convenient and high in working efficiency.

According to an embodiment of the first aspect of the present utility model, a battery angle adjustment mechanism includes: mounting bracket, lifting subassembly, rotation subassembly, visual detection subassembly and control assembly. The lifting assembly is arranged on the mounting frame, and the output end of the lifting assembly can lift relative to the mounting frame; the rotating assembly can be rotatably arranged at the output end of the lifting assembly, and the output end of the rotating assembly is provided with a clamping unit; the visual detection component is used for acquiring the pole orientation information of the battery; the control assembly is electrically connected with the visual detection assembly, the lifting assembly, the rotating assembly and the clamping unit.

The battery angle adjusting mechanism provided by the embodiment of the utility model has at least the following beneficial effects: above-mentioned battery angle adjustment mechanism utilizes visual detection subassembly to acquire the utmost point post orientation information of battery, then exports control assembly, control assembly gives control signal according to the utmost point post orientation information that obtains, control lifting unit moves down, utilize clamping unit centre gripping battery, then rotate the subassembly and rotate according to control signal, adjust the utmost point post orientation of battery into setting for the orientation, then clamping unit loosens, lifting unit moves up, can accomplish the adjustment of battery angle, whole process automation goes on, work efficiency is higher.

According to some embodiments of the utility model, the battery angle adjustment mechanism further comprises a first lateral movement assembly, an output end of the first lateral movement assembly being movable in a first direction relative to the mounting frame, and the lifting assembly being mounted to the output end of the first lateral movement assembly.

According to some embodiments of the utility model, the battery angle adjustment mechanism further comprises a second lateral movement assembly mounted to the mounting frame, an output end of the second lateral movement assembly being movable relative to the mounting frame in a second direction, the second direction being perpendicular to the first direction, the first lateral movement assembly being mounted to the output end of the second lateral movement assembly.

According to some embodiments of the utility model, the second lateral movement assembly comprises a linear module, and the output end of the second lateral movement assembly comprises a bracket, the linear module is mounted on the mounting frame, and the bracket is connected with the output end of the linear module.

According to some embodiments of the utility model, the first lateral movement assembly includes a first electric cylinder, and the output end of the first lateral movement assembly includes a support plate slidably mounted to the bracket, the first electric cylinder being mounted to the bracket, the first electric cylinder driving the support plate to slide.

According to some embodiments of the utility model, the lifting assembly comprises a second electric cylinder, the output end of the lifting assembly comprises a lifting plate, the second electric cylinder is mounted on the bracket, and the lifting plate is mounted on the output end of the second electric cylinder.

According to some embodiments of the utility model, the rotating assembly is provided with at least two, the rotating assembly is provided with a motor, the clamping unit is provided with pneumatic clamping fingers, and the pneumatic clamping fingers are mounted on an output shaft of the motor; a gap is arranged between two adjacent motors.

According to some embodiments of the utility model, the visual inspection assembly is provided with two sets, each set of visual inspection assembly comprising a camera and a light source, both the camera and the light source being mounted on the support plate.

A battery rotating machine according to an embodiment of a second aspect of the present utility model includes a chassis, a conveying assembly, and a battery angle adjustment mechanism of the embodiment of the first aspect; the conveying assembly is arranged on the underframe and used for driving the tray to move, and the tray is used for placing the battery; the mounting frame is mounted on the underframe.

The battery rotating machine provided by the embodiment of the utility model has at least the following beneficial effects: the battery is put on the tray and sent to the below of lifting unit through conveying assembly after, utilize visual detection subassembly to acquire the utmost point post orientation information of battery, then export control unit, control unit gives control signal according to the utmost point post orientation information that obtains, control lifting unit moves down, utilize clamping unit centre gripping battery, then the rotation subassembly rotates according to control signal, adjust the utmost point post orientation of battery into setting for the orientation, then clamping unit loosens, lifting unit moves up, can accomplish the adjustment of battery angle, whole process is automatic goes on, work efficiency is higher.

According to some embodiments of the present utility model, the battery rotating machine further includes a lifting frame, a support bar, a support member, and a driving assembly, wherein the lifting frame is liftably mounted on the chassis, the driving assembly is used for driving the lifting frame to lift, the conveying assembly includes at least two sets of rollers rotatably disposed on the chassis, the support bar is mounted on the lifting frame, and the support bar can pass through a gap between adjacent rollers; the support is mounted to the jacking frame and is located outside the conveying assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a main view of one embodiment of a battery rotating machine;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a side view of an embodiment of a battery rotating machine;

FIG. 4 is a schematic view of an embodiment of a battery angle adjustment mechanism;

fig. 5 is a schematic view of a transport assembly, a jacking frame, and related components.

Reference numerals

A mounting frame 100;

a rotating assembly 200; a lifting assembly 210; a first lateral movement assembly 220; a second lateral movement assembly 230;

a visual inspection assembly 300; a camera 310; a light source 320;

a clamping unit 400;

a bracket 510; a support plate 520; a lifting plate 530; a linear module 540; a first electric cylinder 550; a second electric cylinder 560;

a chassis 610; a roller 620; sprocket 630;

a jacking frame 710; a support bar 720; support 730.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

As shown in fig. 1 to 5, for the convenience of subsequent understanding, the first direction is the left-right direction of the drawing, the second direction is the front-rear direction of the drawing, and the third direction is the up-down direction of the drawing. The embodiment provides a battery angle adjusting mechanism, which comprises a mounting frame 100, a lifting assembly 210, a rotating assembly 200, a visual detection assembly 300 and a control assembly. The lifting assembly 210 is mounted on the mounting frame 100, and an output end of the lifting assembly 210 can lift relative to the mounting frame 100; the rotating assembly 200 is rotatably installed at an output end of the lifting assembly 210, and the output end of the rotating assembly 200 is provided with a clamping unit 400; the visual detection component 300 is used for acquiring the pole orientation information of the battery; the control assembly is electrically connected with the vision inspection assembly 300, the lifting assembly 210, the rotating assembly 200, and the clamping unit 400.

In the embodiment of the above-mentioned battery angle adjustment mechanism, the visual detection assembly 300 is utilized to obtain the post orientation information of the battery, and then the post orientation information is output to the control assembly, the control assembly gives out a control signal according to the obtained post orientation information, the lifting assembly 210 is controlled to move downwards, the battery is clamped by the clamping unit 400, then the rotating assembly 200 rotates according to the control signal, the post orientation of the battery is adjusted to be the set orientation, then the clamping unit 400 is loosened, the lifting assembly 210 moves upwards, the adjustment of the angle of the battery can be completed, the whole process is automated, and the working efficiency is high.

Regarding the installation of the lifting assembly 210, it should be noted that, when the number and positions of the clamping units 400 are in one-to-one correspondence with the number and positions of the batteries to be adjusted below, the lifting assembly 210 is directly installed on the mounting frame 100, and the requirement of adjusting the angles of the batteries can be met by using the up-down movement of the lifting assembly 210; when the number of batteries is greater than the number of the clamping units 400 or the battery position is different from the clamping unit 400 position, the elevation assembly 210 needs to be laterally moved so as to be able to perform angular adjustment for more batteries. To this end, in some embodiments of the present utility model, the lifting assembly 210 may be mounted on the first lateral movement assembly 220, and the lifting assembly 210 is driven to move in a first direction with respect to the mounting frame 100 by means of the first lateral movement assembly 220, so as to move the clamping unit 400 above the corresponding battery, and gradually adjust the directions of all the batteries to the set directions.

As shown in fig. 1 and 2, specifically, the output end of the first lateral movement assembly 220 can move along the first direction relative to the mounting frame 100, and the lifting assembly 210 is mounted on the output end of the first lateral movement assembly 220; therefore, the first lateral moving component 220 drives the lifting component 210 to cover the battery in the first direction, so as to meet the requirement of adjusting the direction of the battery in the part. To further enable the lifting assembly 210 to cover more batteries, the first lateral movement assembly 220 is disposed on the second lateral movement assembly 230, the output end of the second lateral movement assembly 230 is capable of moving along a second direction, perpendicular to the first direction, relative to the mounting frame 100, and the first lateral movement assembly 220 is mounted to the output end of the second lateral movement assembly 230; therefore, the second lateral moving assembly 230 drives the lifting assembly 210 to cover the battery in the second direction, so as to meet the requirement of adjusting the direction of the battery. The lifting assembly 210 is moved in the first direction and the second direction by the first transverse moving assembly 220 and the second transverse moving assembly 230, so that the lifting assembly 210 can reach the upper part of any battery on the tray, then the lifting assembly 210 is used for moving downwards to drive the clamping unit 400 to move downwards, and finally the clamping unit 400 is used for clamping the battery and adjusting the angle of the battery.

As shown in fig. 1 and 3, in some embodiments of the present utility model, specifically, the second lateral movement assembly 230 includes two linear modules, the output end of the second lateral movement assembly 230 includes a bracket 510, the two linear modules 540 are disposed in parallel, the linear modules 540 are mounted on the mounting frame 100, the linear modules 540 are disposed along the second direction, and two ends of the bracket 510 are respectively connected to the output ends of the two linear modules 540. The two linear modules 540 are utilized to support the support 510, and the support 510 is driven to move, so that the support 510 can move stably, the working stability is high, and the overall structure is simple and compact.

Of course, it will be appreciated by those skilled in the art that if the weight of the support 510 is required to be small, only one linear module 540 may be provided to reduce the manufacturing cost, and the other end of the support 510 may be supported by a sliding rail, which may also serve to drive the support 510 to slide.

As shown in fig. 1 and 4, in some embodiments of the present utility model, specifically, the first lateral movement assembly 220 includes a first electric cylinder 550, the output end of the first lateral movement assembly 220 includes a support plate 520, the support plate 520 is slidably mounted to the bracket 510, the first electric cylinder 550 is mounted to the bracket 510, and the first electric cylinder 550 drives the support plate 520 to slide. The electric cylinder is a modularized product designed by integrating a servo motor and a screw rod in the prior art, and the rotary motion of the servo motor is converted into linear motion, which is not described herein. The first lateral movement assembly 220 of the above embodiment is simple and practical in structure and stable in operation.

Of course, it will be understood by those skilled in the art that the embodiment of the first lateral movement assembly 220 is not limited to the above-mentioned solution, and other embodiments may be adopted, for example, the first lateral movement assembly 220 may be a linear module, and the output end of the first lateral movement assembly 220 includes a support plate 520, and the support plate 520 is mounted on the output end of the linear module, and drives the support plate 520 to move along the first direction by using the linear module.

As shown in fig. 1 and 4, in some embodiments of the present utility model, specifically, the lifting assembly 210 includes a second electric cylinder 560, the output end of the lifting assembly 210 includes a lifting plate 530, the lifting direction of the lifting plate 530 is denoted as a third direction, the second electric cylinder 560 is mounted to the bracket 510 along the third direction, and the lifting plate 530 is mounted to the output end of the second electric cylinder 560. The electric cylinder is a modularized product designed by integrating a servo motor and a screw rod in the prior art, and the rotary motion of the servo motor is converted into linear motion, which is not described herein. The lifting assembly 210 of the above embodiment is simple and practical in structure and stable in operation.

In summary, when the device works, the visual detection assembly 300 is used to obtain the position and the pole orientation information of the battery, and then the information is output to the control assembly, the control assembly calculates the movement amount of the linear module 540, the first electric cylinder 550 and the second electric cylinder 560 and the rotation angle of the rotation assembly 200 according to the obtained battery position and pole orientation information, then the control assembly controls the linear module 540, the first electric cylinder 550 and the second electric cylinder 560 to move according to the calculated movement amount, drives the clamping unit 400 to reach the working position, the clamping unit 400 clamps the battery, the rotation assembly 200 rotates according to the calculated angle, the orientation of the battery is adjusted to be a set angle, and then the clamping unit 400 releases; the vision detecting component 300 collects the position and the pole orientation information of the next batch of batteries, and the control component controls the angle adjustment of the next batch of batteries.

As shown in fig. 1 and 4, in particular, in some embodiments of the present utility model, the rotating assembly 200 is provided as a motor, and the clamping unit 400 is provided as a pneumatic clamping finger mounted to an output shaft of the motor; the motor is servo motor, can accurate control rotation angle, and servo motor and pneumatic clamp indicate for current mature technique, and its specific structure is here not repeated. When the embodiment works, the pneumatic clamping fingers are used for clamping the battery, and then the motor drives the pneumatic clamping fingers and the battery to integrally rotate to a set angle, so that the pole orientation of the battery meets the requirements. After the angles of all the batteries are adjusted, the visual detection assembly 300 can acquire the pole orientation information of the batteries again to judge whether the pole orientation information accords with the set orientation, if the deviation between the pole orientation of the batteries and the set angle is large, which means that the angle is not met, the angle adjustment is performed on the batteries with the non-met pole orientation again until the pole orientations of all the batteries meet the requirements.

Of course, it will be understood by those skilled in the art that the implementation of the clamping unit 400 is not limited to the above embodiment, and it may be implemented in other ways, for example, the clamping unit 400 may be configured as a suction cup type structure, and the purpose of clamping the battery is achieved by using negative pressure suction of the suction cup.

As shown in fig. 1, 3 and 4, in some embodiments of the present utility model, the rotating assembly 200 is provided with two columns, each of which is provided with eight rotating assemblies 200 and eight clamping units 400, the rotating assemblies 200 are in one-to-one correspondence with the clamping units 400, and a gap is provided between adjacent two clamping units 400 so that the clamping units 400 can clamp the battery at intervals. The battery is clamped at intervals, the positions of the batteries clamped by the two adjacent clamping units 400 in the tray are not adjacent, one or more batteries can be separated between the two clamped batteries, and the number of the batteries at specific intervals can be adjusted according to actual conditions. This is because the interval between adjacent cells is small when the cells are assembled in a tray, and the space between the adjacent cells cannot accommodate the two clamping units 400; for this reason, the clamping units 400 are arranged at intervals, so that the batteries clamped by adjacent clamping units 400 are in a non-adjacent state on the tray, and one or more batteries can be spaced, so that sufficient installation space and operation space can be provided for the clamping units 400; the operating range of the clamping unit 400 can be covered to all the batteries by moving the rotating assembly 200 a plurality of times.

In addition, it should be noted that the number of the rotating assemblies 200 may be eight, and the batteries held by the clamping units 400 on adjacent rotating assemblies 200 are not adjacent to each other on the tray, and a specific interval may be set to one or more batteries, so as to provide sufficient installation space and operation space for the clamping units 400.

Furthermore, the number of the rotating assemblies 200 may be other, and in particular, different numbers of the rotating assemblies 200 may be selected according to the size of the battery pack tray, for example, the number of the rotating assemblies 200 may be two or more.

As shown in fig. 1, in particular, in some embodiments of the present utility model, the visual inspection assembly 300 is provided with two sets, each set of visual inspection assemblies 300 includes a camera 310 and a light source 320, the light source 320 can provide illumination with sufficient intensity so that the camera 310 obtains a clear image, the camera 310 adopts a CCD (Charge CoupledDevice ) camera 310, which is a mature technology, and not described in detail herein, the CCD camera has advantages of high sensitivity, strong light resistance, small distortion, small volume, long service life, vibration resistance, and the like, and both the camera 310 and the light source 320 are mounted on the support plate 520; the two sets of visual detection assemblies 300 work simultaneously, so that errors can be reduced, the detection precision is improved, and the subsequent battery angle adjustment precision is ensured.

As shown in fig. 1 to 5, a battery rotating machine according to a second aspect of the present utility model includes a chassis 610, a conveying assembly, and a battery angle adjusting mechanism of any of the above embodiments; the conveying assembly is mounted on the chassis 610 and used for driving the tray to move, and the tray is used for placing batteries; the mounting bracket 100 is installed in chassis 610, and mounting bracket 100 upper portion includes a rectangle frame, and the lower part includes four stands, and four stands are connected in the corner of rectangle frame, and mounting bracket 100 is whole to be the cuboid form, and four stand's lower part and chassis 610 fixed connection can be used for the wiring on four stands. The conveying assembly comprises a plurality of rollers 620, one end of each roller 620 at the tail end is fixedly provided with a sprocket 630, one end of each roller 620 is fixedly provided with two sprockets 630, adjacent rollers 620 are in transmission connection through a mode of matching the chains with the sprockets 630, a motor is arranged on the underframe 610, and the motor is connected with the sprockets 630 on the rollers 620 at the starting end through chains.

In the above embodiment, after the battery is placed on the tray, the battery is sent to the lower side of the lifting assembly 210 through the conveying assembly, the visual detection assembly 300 is used to obtain the pole orientation information of the battery, then the information of the pole orientation is output to the control assembly, the control assembly gives out a control signal according to the obtained pole orientation information, the lifting assembly 210 is controlled to move to the upper side of the battery, the battery is clamped by the clamping unit 400, then each rotating assembly 200 rotates according to the respective control signal, the pole orientation of the battery is adjusted to the set orientation, the clamping unit 400 is released, the battery is put down, the output end of the lifting assembly 210 moves upwards, the adjustment of the angle of the battery can be completed, the whole process is automated, and the working efficiency is high.

As shown in fig. 5, in some embodiments of the present utility model, the battery rotating machine further includes a jacking frame 710, a support bar 720, a support member 730, and a driving assembly, wherein the jacking frame 710 is liftably mounted to the base frame 610, the driving assembly is used for driving the jacking frame 710 to lift, the driving assembly may be configured as a cylinder or an oil cylinder, the conveying assembly includes at least two sets of rollers 620 rotatably disposed to the base frame 610, the support bar 720 is mounted to the jacking frame 710, and the support bar 720 can pass through a gap between adjacent rollers 620; the supporting member 730 is mounted on the lifting frame 710, and the supporting member 730 is located outside the conveying assembly, i.e. projected along the third direction, and the supporting member 730 is located outside the conveying assembly; the support member 730 is provided with a positioning pin, the tray is provided with a positioning hole, and the support member 730 can support the tray and accurately position the tray. When the tray is conveyed to the lower part of the lifting assembly 210 through the conveying assembly, the driving assembly drives the lifting frame 710 to lift, the lifting frame 710 drives the supporting rods 720 and the supporting pieces 730 to lift, the supporting rods 720 penetrate through gaps between the rollers 620, and the positioning pins on the supporting pieces 730 are inserted into the positioning holes on the tray, so that stable supporting and accurate positioning of the tray are completed, and the battery angle adjusting mechanism is convenient for adjusting the direction of a battery on the tray.

It can be appreciated that the jacking frame 710 has a first position and a second position, the first position being a position where the battery on the tray is angularly adjusted by the power supply angular adjustment mechanism after the tray is lifted; when the angle of the battery on the tray needs to be adjusted, the driving assembly drives the lifting frame 710 to move upwards, so as to drive the supporting rod 720 and the supporting piece 730 to lift the tray, so that the tray is separated from the conveying assembly relatively upwards, the battery on the tray is driven to reach the first position, and then the battery angle adjusting mechanism starts to adjust the direction of the battery; after the angle of the battery on the tray is adjusted by the battery angle adjusting mechanism, the driving assembly drives the lifting frame 710 to move downwards until the tray is replaced by the conveying assembly, then the lifting frame 710 continues to move downwards until the supporting rods 720 and the supporting pieces 730 on the lifting frame 710 do not interfere with the conveying assembly, then the lifting frame 710 stops moving, and at the moment, the lifting frame 710 is at the second position.

Claims (10)

1. A battery angle adjustment mechanism, comprising:

a mounting frame;

the output end of the lifting assembly can lift relative to the mounting frame;

the rotating assembly is rotatably arranged at the output end of the lifting assembly, and the output end of the rotating assembly is provided with a clamping unit;

the visual detection component is used for acquiring the pole orientation information of the battery;

and the control assembly is electrically connected with the visual detection assembly, the lifting assembly, the rotating assembly and the clamping unit.

2. The battery angle adjustment mechanism of claim 1, further comprising a first traverse assembly, an output end of the first traverse assembly being movable in a first direction relative to the mount, the lift assembly being mounted to the output end of the first traverse assembly.

3. The battery angle adjustment mechanism of claim 2, further comprising a second traverse assembly mounted to the mounting bracket, the output end of the second traverse assembly being movable relative to the mounting bracket in a second direction perpendicular to the first direction, the first traverse assembly being mounted to the output end of the second traverse assembly.

4. The battery angle adjustment mechanism of claim 3, wherein the second lateral movement assembly comprises a linear module, the output end of the second lateral movement assembly comprises a bracket, the linear module is mounted to the mounting bracket, and the bracket is connected to the output end of the linear module.

5. The battery angle adjustment mechanism of claim 4, wherein the first lateral movement assembly comprises a first electric cylinder, the output end of the first lateral movement assembly comprising a support plate slidably mounted to the bracket, the first electric cylinder driving the support plate to slide.

6. The battery angle adjustment mechanism of claim 5, wherein the lift assembly includes a second electrical cylinder, the output end of the lift assembly includes a lift plate, the second electrical cylinder is mounted to the bracket, and the lift plate is mounted to the output end of the second electrical cylinder.

7. The battery angle adjustment mechanism of claim 1, wherein at least two rotating assemblies are provided, the rotating assemblies are provided as motors, the clamping units are provided as pneumatic clamping fingers, and the pneumatic clamping fingers are mounted on output shafts of the motors; a gap is arranged between two adjacent motors.

8. The battery angle adjustment mechanism of claim 5, wherein the visual inspection assembly is provided in two sets, each set of visual inspection assembly comprising a camera and a light source, the camera and the light source both mounted on the support plate.

9. A battery rotating machine, characterized by comprising:

a chassis;

the conveying assembly is arranged on the underframe and used for driving the tray to move;

the battery angle adjustment mechanism of any one of claims 1 to 8, the mount being mounted to the chassis.

10. The battery rotating machine according to claim 9, further comprising a jacking frame, a supporting rod, a supporting member and a driving assembly, wherein the jacking frame is installed on the underframe in a lifting manner, the driving assembly is used for driving the jacking frame to lift, the conveying assembly comprises at least two groups of rollers rotatably arranged on the underframe, the supporting rod is installed on the jacking frame, and the supporting rod can penetrate through a gap between adjacent rollers; the support is mounted to the jacking frame and is located outside the conveying assembly.

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