CN220431561U

CN220431561U - Reversing device and conveying equipment

Info

Publication number: CN220431561U
Application number: CN202321756748.5U
Authority: CN
Inventors: 周涛; 任烨飞; 王刘洋; 刘磊; 金南均; 宋载旭
Original assignee: Jiangsu Hongxin Yitai Intelligent Equipment Co ltd
Current assignee: Jiangsu Hongxin Yitai Intelligent Equipment Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-02-02
Anticipated expiration: 2033-07-05

Abstract

The utility model relates to a reversing device and conveying equipment, wherein the reversing device is arranged on a conveying roller line in a penetrating manner and comprises a bracket, a rotating mechanism and a lifting mechanism, and the bracket is used for supporting a liquid crystal panel; the rotating mechanism is connected to the bracket and used for driving the bracket to drive the liquid crystal panel to rotate and change direction; the lifting mechanism comprises a lifting bottom plate, a linear driver and a guiding mechanism, wherein the rotating mechanism is arranged on the lifting bottom plate, the output end of the linear driver is connected to the lifting bottom plate through a floating joint, the lifting bottom plate is used for driving the rotating mechanism and the support to synchronously lift, so that the support can move below the upper surface of the conveying roller line close to the conveying roller line or move above the upper surface of the conveying roller line far away from the conveying roller line, and the guiding mechanism is used for guiding the lifting bottom plate to move. Through above-mentioned technical scheme, locate reversing arrangement on the conveying gyro wheel line, reduced manufacturing cost, reduced installation space demand to improve the stability of support lift process through floating joint and guiding mechanism.

Description

Reversing device and conveying equipment

Technical Field

The disclosure relates to the technical field of liquid crystal panel production, in particular to a reversing device and conveying equipment.

Background

The liquid crystal panel is a material for determining brightness, contrast, color and visual angle of the display, and the quality of the material directly influences the viewing effect of the picture. In the whole process from the initial processing of the liquid crystal panel to the delivery of finished products, the liquid crystal panel is required to be processed through a plurality of working procedures.

In the related art, a liquid crystal panel is generally placed on a conveying roller line to be conveyed and sequentially processed, and in the processing process, different processing procedures need to process different positions of the liquid crystal panel, so that the liquid crystal panel needs to switch directions in the conveying process so as to adapt to the processing position requirements of processing equipment of different processing procedures. If the equipment for reversing the liquid crystal panel is independently erected, such as a mechanical arm, the liquid crystal panel on the conveying roller line is firstly grabbed, then the liquid crystal panel is rotated and then placed on the conveying roller line, so that the production cost is increased, and meanwhile, the installation space requirement for the equipment is larger.

Disclosure of Invention

The disclosure provides a reversing device and a conveying device, wherein the reversing device is arranged on a conveying roller line and can perform multi-angle rotation reversing on a liquid crystal panel so as to at least partially solve the technical problems.

In order to achieve the above object, according to a first aspect of the present disclosure, there is provided a reversing device penetrating a conveying roller line and including:

the bracket is used for supporting the liquid crystal panel;

the rotating mechanism is connected with the bracket and used for driving the bracket to drive the liquid crystal panel to rotate and change direction; and

the lifting mechanism comprises a lifting bottom plate, a linear driver and a guiding mechanism, wherein the rotating mechanism is arranged on the lifting bottom plate, the output end of the linear driver is connected to the lifting bottom plate through a floating joint and used for driving the lifting bottom plate to drive the rotating mechanism and the support to synchronously lift, so that the support can move below the upper surface of the conveying roller line close to the conveying roller line or move above the upper surface of the conveying roller line away from the conveying roller line, and the guiding mechanism is used for guiding the lifting bottom plate to move.

Optionally, the lifting mechanism further comprises a support plate on which the linear drive is mounted, and the guiding mechanism comprises a synchronous lifter arranged around the linear drive, the synchronous lifter being connected between the support plate and the lifting floor.

Optionally, rotary mechanism includes motor, reduction gear, mounting bracket and transmission shaft, the mounting bracket connect in lifting bottom plate, the reduction gear connect in the mounting bracket, the output shaft of motor with the input of reduction gear is connected, the transmission shaft is connected between the support with the output of reduction gear.

Optionally, the reduction gear pass through the ring flange with the transmission shaft transmission is connected, be provided with the response piece on the ring flange, be provided with on the mounting bracket around a plurality of photoelectric sensor that the transmission shaft was arranged, a plurality of photoelectric sensor are used for detecting the position of response piece, in order to detect the support is around the rotation angle of the central axis of transmission shaft.

Optionally, be provided with the stopper on the ring flange, be provided with the block on the mounting bracket, the stopper can stop in the block, in order to restrict the transmission shaft with the rotation angle of support.

Optionally, the mounting frame comprises a top plate and a side plate, the speed reducer is connected to the top plate, and the side plate is arranged around at least part of the periphery of the top plate and is connected between the top plate and the lifting bottom plate.

Optionally, an absorbing member for releasably absorbing the liquid crystal panel is disposed on the bracket.

Optionally, a support column for supporting the liquid crystal panel is disposed on the support.

Optionally, the support includes a plurality of crossbeams that arrange side by side and a plurality of longerons that arrange side by side, a plurality of crossbeams with a plurality of longerons cross arrangement, the crossbeam with the junction of longeron has a corner, at least one place the corner is provided with the connection the longeron with the reinforcing plate of crossbeam.

According to a second aspect of the present disclosure, there is provided a conveying apparatus comprising a conveying roller line and a reversing device.

Through the technical scheme, this conveying equipment has reduced reversing equipment's installation space demand through wearing to locate the conveying gyro wheel line with reversing device, manufacturing cost has been reduced, specifically, reversing device includes the support, revolution mechanic and elevating system, wherein, the support is used for bearing liquid crystal display panel, when need carry out the switching-over to liquid crystal display panel, elevating system can make the support keep away from conveying gyro wheel line motion to liquid crystal display panel and break away from in conveying gyro wheel line, at this moment, the support is arranged in on the upper surface of conveying gyro wheel line, rotate in order to can carry out rotatory switching-over to liquid crystal display panel through rotary mechanism drive support, after finishing the switching-over, elevating system can make the support be close to conveying gyro wheel line motion to liquid crystal display panel and put up in conveying gyro wheel line, at this moment, the support is arranged in under the upper surface of conveying gyro wheel line, do not influence conveying gyro wheel line conveying liquid crystal display panel to next processing position, from this, wear to locate the conveying gyro wheel line with reversing device, need not to erect alone be used for with the equipment of liquid crystal display panel switching-over, the installation space demand has been reduced, manufacturing cost has been reduced.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

fig. 1 is a schematic overall structure of a reversing device provided in an exemplary embodiment of the present disclosure;

fig. 2 is a left side view of a reversing device provided in an exemplary embodiment of the present disclosure;

FIG. 3 is a schematic overall structure of a rotary mechanism provided in an exemplary embodiment of the present disclosure;

fig. 4 is a front view of a reversing device provided in an exemplary embodiment of the present disclosure;

fig. 5 is an enlarged schematic view of the portion a in fig. 1.

Description of the reference numerals

1. A bracket; 11. an absorbing member; 12. a support column; 13. a cross beam; 14. a longitudinal beam; 15. a reinforcing plate; 2. a rotation mechanism; 21. a motor; 22. a speed reducer; 23. a mounting frame; 231. a top plate; 232. a side plate; 24. a transmission shaft; 241. a connecting plate; 3. a lifting mechanism; 31. lifting the bottom plate; 32. a linear driver; 321. a mounting base; 33. a support plate; 4. a guide mechanism; 41. a synchronous lifter; 5. a floating joint; 6. a flange plate; 61. an induction piece; 62. a photoelectric sensor; 7. a limiting block; 71. a blocking piece; 8. reinforcing ribs.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In the present disclosure, unless otherwise indicated, terms such as "up and down" are used to refer generally to the direction change device penetrating up and down in the vertical direction after being mounted on the conveyor roller line; "inner and outer" refer to the interior and exterior of the corresponding component profile; "distal" and "proximal" refer to the relative spatial positions of a respective component with respect to another component. Furthermore, the terms "first," "second," and the like, as used in this disclosure, are used for distinguishing one element from another and not necessarily for describing a sequential or chronological order. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated.

The reversing device and the conveying apparatus in the exemplary embodiments of the present disclosure will be described below with reference to the accompanying drawings.

According to a first aspect of the present disclosure, referring to fig. 1 to 5, the present disclosure provides a reversing device for rotationally reversing a liquid crystal panel on a conveying roller line, the reversing device is disposed through the conveying roller line, and the reversing device includes a support 1, a rotating mechanism 2 and a lifting mechanism 3, the support 1 is used for supporting the liquid crystal panel, and the rotating mechanism 2 is connected to the support 1 and is used for driving the support 1 and the liquid crystal panel to rotationally reverse. The lifting mechanism 3 comprises a lifting bottom plate 31, a linear driver 32 and a guiding mechanism 4, wherein the rotating mechanism 2 is arranged on the lifting bottom plate 31, and the output end of the linear driver 32 is connected to the lifting bottom plate 31 through a floating joint 5, so that the lifting bottom plate 31 is driven to drive the rotating mechanism 2 and the support 1 to synchronously lift, and the support 1 can move below the upper surface of the conveying roller line close to the conveying roller line or move above the upper surface of the conveying roller line far from the conveying roller line. In this process, the guide mechanism 4 is used to guide the movement of the lifting base plate 31.

Through this technical scheme, when needs carry out the switching-over to liquid crystal display panel, elevating system 3 can make support 1 keep away from the conveying roller line motion to arrange in on the upper surface of conveying roller line, liquid crystal display panel also breaks away from in conveying roller line this moment, drive support 1 through rotary mechanism 2 and rotate in order to can carry out rotatory switching-over to liquid crystal display panel, wait to accomplish the back that changes over, elevating system 3 can make support 1 be close to conveying roller line motion to support 1 and arrange in under the upper surface of conveying roller line, liquid crystal display panel stacks in conveying roller line this moment, support 1 can not influence conveying roller line and conveys liquid crystal display panel to next processing position, from this, wear to establish the installation in conveying roller line with the switching-over device, need not to erect alone and be used for with the equipment of liquid crystal display panel switching-over, the installation space demand has been reduced, manufacturing cost has been reduced.

In the process that the linear driver 32 drives the lifting bottom plate 31 to drive the rotating mechanism 2 and the support 1 to move, the guide mechanism 4 acts on the lifting bottom plate 31, so that all parts of the lifting bottom plate 31 can be lifted synchronously, the possibility of overturning of the lifting bottom plate 31 in the process of driving the rotating mechanism 2 and the support 1 to move can be reduced, and the stability of the lifting bottom plate 31 in the lifting or descending process driven by the linear driver 32 is improved. Meanwhile, a floating joint 5 is connected between the driving end of the linear driver 32 and the lifting bottom plate 31, so that extra external force caused by eccentricity in the process of driving the lifting bottom plate 31 by the driving end of the linear driver 32 can be reduced, the reliability of the linear driver 32 in the action process can be improved, and the service life of the linear driver 32 can be prolonged.

In some embodiments, as shown in fig. 1 and 2, the lifting structure further includes a support plate 33, the linear driver 32 is mounted on the support plate 33 through a mounting seat 321, and the guide mechanism 4 includes a synchronous lifter 41 disposed around the linear driver 32, the synchronous lifter 41 being connected between the support plate 33 and the lifting base plate 31.

The support plate 33 is connected to the bottom of the conveying roller line, and provides an installation environment for the linear driver 32, the guiding mechanism 4, the rotating mechanism 2 and the like, and the synchronous lifter 41 can enable the connection part with the lifting bottom plate 31 to synchronously lift in the lifting process of the lifting bottom plate 31 in the lifting process of the linear driver 32 driving the lifting bottom plate 31, the rotating mechanism 2 and the bracket 1.

The linear actuator 32 may be constructed in any suitable manner, for example, the linear actuator 32 may be constructed as a cylinder, a hydraulic cylinder, or the like capable of lifting the lifting base plate 31 in the vertical direction, specifically, a cylinder is connected to the support plate 33, and an end of a piston rod remote from the cylinder is connected to the floating joint 5.

It will be appreciated that the guiding mechanism 4 may be configured in any suitable manner, for example, the guiding mechanism 4 may also be configured as a plurality of telescopic rods arranged in the wire-wound drive 32, and the telescopic rods may be stretched along with the lifting of the lifting base plate 31 and contracted along with the lowering of the lifting base plate 31 during the lifting of the lifting base plate 31 driven by the linear drive 32, the rotating mechanism 2 and the bracket 1, and may be configured to restrict the movement of the lifting base plate 31 away from the vertical direction during the lifting process, so that the lifting base plate 31 may be lifted smoothly.

In some embodiments, as shown in fig. 2 and 3, the rotation mechanism 2 includes a motor 21, a decelerator 22, a mounting frame 23, and a transmission shaft 24, the mounting frame 23 is connected to a lifting base plate 31, the decelerator 22 is connected to the mounting frame 23, an output end of the motor 21 is connected to an input end of the decelerator 22, and the transmission shaft 24 is connected between the support 1 and an output end of the decelerator 22.

The mounting frame 23 provides a mounting environment for the motor 21 and the speed reducer 22, when the bracket 1 and the liquid crystal panel are required to be driven to rotate and commutate, the motor 21 is started, the output end of the motor 21 rotates and drives the transmission shaft 24 to rotate after being regulated by the speed reducer 22, and the transmission shaft 24 drives the bracket 1 and the liquid crystal panel to rotate so as to finish the commutation work. The speed reducer 22 is used for reducing the rotation speed of the output end of the motor 21, so that the speed of the transmission shaft 24 driving the bracket 1 and the liquid crystal panel to rotate is not too high, the possibility that the liquid crystal panel is separated from the bracket 1 in the rotation process is reduced, and the stability of the liquid crystal panel when placed on the bracket 1 is improved.

Further, as shown in fig. 1 and 3, a connection plate 241 is connected between the transmission shaft 24 and the bracket 1, so that the transmission shaft 24 can conveniently drive the bracket 1 to rotate.

In one embodiment, as shown in fig. 2 and 3, the speed reducer 22 is in transmission connection with the transmission shaft 24 through the flange 6, the flange 6 is provided with a sensing piece 61, the mounting frame 23 is provided with a plurality of photoelectric sensors 62 arranged around the transmission shaft 24, and the plurality of photoelectric sensors 62 are used for detecting the position of the sensing piece 61 so as to detect the rotation angle of the bracket 1 around the central axis of the transmission shaft 24.

The flange 6 can reduce the possibility that the transmission shaft 24 shakes in the rotation process, improves the stability of the transmission shaft 24 connected to the mounting frame 23, and further, the reinforcing ribs 8 are arranged between the flange 6 and the transmission shaft 24 and between the transmission shaft 24 and the connecting plate 241 so as to improve the stability of the connection between the flange 6 and the transmission shaft 24 and between the transmission shaft 24 and the connecting plate 241.

In the process of reversing the liquid crystal panel, the motor 21 drives the transmission shaft 24 to rotate through the speed reducer 22, the flange 6 and the sensing piece 61 connected to the flange 6 rotate along with the transmission shaft 24, the sensing piece 61 passes through the photoelectric sensor 62 in the rotating process, so that the photoelectric sensor 62 can detect the position of the sensing piece 61, further detect the rotation angle of the bracket 1 and the liquid crystal panel around the central axis of the transmission shaft 24, and judge whether the reversing angle of the liquid crystal panel meets the processing requirement. It will be appreciated that the photoelectric sensor 62 may be provided at the initial position so as to be able to determine whether the stand 1 is reset after the completion of the inversion of the liquid crystal panel by the detection of the sensing piece 61.

In one embodiment, as shown in fig. 3, a limiting block 7 is disposed on the flange 6, a blocking block 71 is disposed on the mounting frame 23, and the limiting block 7 can be stopped on the blocking block 71, so as to limit the rotation angle of the transmission shaft 24 and the bracket 1.

In the process of reversing the liquid crystal panel, the motor 21 drives the transmission shaft 24 to rotate through the speed reducer 22, the flange 6 and the limiting block 7 connected to the flange 6 rotate along with the transmission shaft 24, when the rotating reversing requirement on the liquid crystal panel is completed, the limiting block 7 is abutted against the blocking block 71, and the blocking block 71 blocks the continuous rotation of the transmission shaft 24 due to the problems of control instruction errors and the like through the limiting block 7, so that the structural damage of the motor 21, the speed reducer 22, the transmission shaft 24, the support 1 and the like can be reduced, or the possibility of line damage of conveying rollers is reduced after the transmission rollers descend due to the problem of the rotation angle of the support 1.

In some embodiments, as shown in fig. 2 and 4, the mounting frame 23 includes a top plate 231 and a side plate 232, the decelerator 22 is connected to the top plate 231, and the side plate 232 is disposed around at least part of the circumference of the top plate 231 and is connected between the top plate 231 and the lifting base 31. For example, the side plates 232 may be provided in two pieces and distributed at two sides of the motor 21 and the decelerator 22 at intervals, so as to form an installation space for accommodating the motor 21 and the decelerator 22 in cooperation with the top plate 231, thereby protecting the motor 21 and the decelerator 22 and reducing the possibility of damage.

In some embodiments, as shown in fig. 5, an adsorbing member 11 for releasably adsorbing a liquid crystal panel is disposed on a support 1, when the liquid crystal panel is transferred to the upper side of the support 1 by a conveying roller line, a lifting mechanism 3 drives the support 1 to lift up to support the liquid crystal panel, the adsorbing member 11 adsorbs the liquid crystal panel, then the support 1 and the liquid crystal panel continue to lift up under the action of the lifting mechanism 3, a rotating mechanism 2 rotates and commutates the liquid crystal panel, then the support 1 and the liquid crystal panel are driven to descend by the lifting mechanism 3 until the liquid crystal panel is placed on the conveying roller line, the adsorbing member 11 releases the liquid crystal panel, then the support 1 and the liquid crystal panel continue to descend under the action of the lifting mechanism 3, and the conveying roller line transfers the liquid crystal panel to a next processing position. In the lifting and rotating process of the liquid crystal panel, the adsorbing piece 11 adsorbs the liquid crystal panel, so that the stability of the liquid crystal panel when the liquid crystal panel is placed on the bracket 1 is improved, and the adsorbing piece 11 can be constructed into a vacuum chuck and other structures.

In some embodiments, as shown in fig. 5, a support column 12 for supporting a liquid crystal panel is disposed on the support 1, after the liquid crystal panel is transferred to the upper portion of the support 1 by a conveying roller line, the lifting mechanism 3 drives the support 1 to rise to the support column 12 to support the liquid crystal panel, the support column 12 may be disposed in a plurality to form a plurality of contact points, so as to improve stability when supporting the liquid crystal panel, and it is understood that a structure capable of improving friction force between the support column 12 and the liquid crystal panel, such as rubber, soft rubber, etc., may be disposed at a contact end of the support column 12 and the liquid crystal panel, so as to improve stability when the support column 12 supports the liquid crystal panel.

In some embodiments, as shown in fig. 1 and 5, the bracket 1 includes a plurality of cross members 13 arranged side by side and a plurality of side members 14 arranged side by side, the plurality of cross members 13 and the plurality of side members 14 are arranged alternately in a crossing space, the joints of the cross members 13 and the side members 14 have corners, and a reinforcing plate 15 connecting the side members 14 and the cross members 13 is provided at least one corner.

Through constructing support 1 into many crossbeams 13 and longeron 14 interval arrangement side by side, be convenient for carry out the dismouting to support 1, set up reinforcing plate 15 in the junction corner of crossbeam 13 and longeron 14 simultaneously, can improve the stability of being connected between longeron 14 and the crossbeam 13, it is understood that reinforcing plate 15 sets up to a plurality ofly, can make to be connected fixed effect better between longeron 14 and the crossbeam 13.

According to a second aspect of the present disclosure, there is provided a conveying apparatus including a conveying roller line and a reversing device for conveying and reversing a liquid crystal panel.

The present disclosure exemplarily shows the operation of the reversing device.

After the conveying roller line conveys the liquid crystal panel to the upper part of the support 1, the linear driver 32 drives the lifting bottom plate 31, the rotating mechanism 2 and the support 1 to ascend until the support 1 supports the liquid crystal panel, the absorbing part 11 absorbs the liquid crystal panel at the moment, then the support 1 and the liquid crystal panel continuously ascend under the action of the linear driver 32, the motor 21 drives the transmission shaft 24 to rotate through the speed reducer 22, and then the liquid crystal panel is subjected to rotary reversing through the support 1, the photoelectric sensor 62 detects the position of the sensing piece 61, the liquid crystal panel is determined to be rotationally reversing to meet the processing requirement, the support 1 and the liquid crystal panel descend under the action of the linear driver 32 until the liquid crystal panel is placed on the conveying roller line, the absorbing part 11 releases the liquid crystal panel at the moment, and then the support 1 and the liquid crystal panel continuously descend under the action of the linear driver 32, and the conveying roller line conveys the liquid crystal panel to the next processing position.

The linear driver 32 drives the lifting base plate 31, the rotating mechanism 2 and the support 1 to move away from the conveying roller line to the position above the upper surface of the conveying roller line of the support 1, the motor 21 drives the transmission shaft 24 to reversely rotate to reset the support 1 through the speed reducer 22, the photoelectric sensor 62 detects the position of the sensing piece 61, the support 1 is determined to reset to the initial position, and then the support 1 moves to the position below the upper surface of the conveying roller line close to the conveying roller line under the action of the linear driver 32.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims

1. The utility model provides a reversing device which characterized in that, reversing device wears to locate the conveying gyro wheel line and includes:

the bracket is used for supporting the liquid crystal panel;

2. The reversing device according to claim 1, wherein the lifting mechanism further comprises a support plate on which the linear drive is mounted, and the guiding mechanism comprises a synchronized lifter arranged around the linear drive, the synchronized lifter being connected between the support plate and the lifting floor.

3. The reversing device according to claim 1, wherein the rotating mechanism includes a motor, a decelerator, a mounting bracket, and a transmission shaft, the mounting bracket is connected to the lifting base plate, the decelerator is connected to the mounting bracket, an output shaft of the motor is connected to an input end of the decelerator, and the transmission shaft is connected between the bracket and an output end of the decelerator.

4. A reversing device according to claim 3, wherein the speed reducer is in driving connection with the transmission shaft through a flange plate, an induction piece is arranged on the flange plate, a plurality of photoelectric sensors are arranged around the transmission shaft on the mounting frame, and the plurality of photoelectric sensors are used for detecting the position of the induction piece so as to detect the rotation angle of the support around the central axis of the transmission shaft.

5. The reversing device according to claim 4, wherein a stopper is provided on the flange plate, and a stopper is provided on the mounting frame, and the stopper can be stopped at the stopper to limit the rotation angle of the transmission shaft and the bracket.

6. A reversing device according to claim 3, wherein the mounting frame comprises a top plate and a side plate, the speed reducer being connected to the top plate, the side plate being arranged around at least part of the periphery of the top plate and being connected between the top plate and the lifting floor.

7. The reversing device according to claim 1, wherein an adsorbing member for releasably adsorbing the liquid crystal panel is provided on the bracket.

8. The reversing device according to claim 1, wherein a support column for supporting the liquid crystal panel is provided on the bracket.

9. The reversing device according to claim 1, characterized in that the bracket comprises a plurality of cross beams arranged side by side and a plurality of longitudinal beams arranged side by side, the cross beams and the longitudinal beams are arranged crosswise, the connection of the cross beams and the longitudinal beams has a corner, and at least one corner is provided with a reinforcing plate connecting the longitudinal beams and the cross beams.

10. A conveyor apparatus comprising a conveyor roller line and a reversing device according to any one of claims 1-9.