Roller conveying device

Abstract

The utility model relates to a roller conveying device which comprises a frame body mechanism which comprises a first supporting body and a second supporting body which are arranged in parallel in the first direction. The roller mechanism comprises a plurality of rollers rotationally connected to the first supporting body and the second supporting body respectively, and the rollers are arranged in the first direction; the driving mechanism comprises a driving part, a first chain wheel arranged at the output end of the driving part, second chain wheels arranged at the ends of the rollers and first chains connected to the first chain wheel and at least two adjacent second chain wheels. By means of the arrangement, the phenomenon that the vibration amplitude is too large when a single long chain is connected with a plurality of rollers in a meshed mode at the same time is avoided, vibration of the rollers in the transmission process is reduced, the tooth jumping phenomenon is effectively reduced, and stable conveying of materials can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying devices, in particular to a roller conveying device. Background Art

[0002] The roller conveyor is a material handling machine that continuously transports materials on a certain route. According to the driving form, it can be divided into powered rollers and unpowered rollers. When the powered roller conveyor is working, it transports the product to the designated location, and then other grabbing equipment takes the product material away from the conveyor.

[0003] Existing conveyors are usually designed to use one chain. When it breaks somewhere, the entire chain is often replaced to ensure the quality of use, resulting in a large waste of resources. At the same time, the long chain amplifies the chain's jumping amplitude, and the jumping amplitude will increase sharply with the increase of the conveying speed. The chain is also difficult to stably engage with the sprocket of each roller. During transmission, the bottom of the chain is prone to drooping, causing tooth jumping, making the conveying not smooth and causing the product to be easily damaged. Utility Model Content

[0004] To this end, the technical problem to be solved by the utility model is to overcome the problem in the prior art that the chain under the roller conveyor device is prone to sag during transmission, causing tooth jumping, and at the same time amplifies the vibration effect of the chain, making the conveying not smooth enough and causing the product to be easily damaged, thereby providing a roller conveyor device.

[0005] In order to solve the above technical problems, the utility model provides a roller conveying device, comprising:

[0006] The frame mechanism comprises: a first support body and a second support body arranged in parallel with each other along a first direction;

[0007] The roller mechanism comprises: a plurality of rollers rotatably connected to a first support body and a second support body respectively, wherein the plurality of rollers are arranged along a first direction;

[0008] The driving mechanism comprises: a driving member, a first sprocket arranged at the output end of the driving member, a second sprocket arranged at the end of the roller, a first chain respectively connected to the first sprocket and at least two adjacent second sprockets, and a plurality of second chains respectively sleeved on adjacent second sprockets, wherein the ends of the first chain are respectively sleeved on two adjacent rollers in the middle along a first direction.

[0009] In one embodiment of the present invention, the first support body and the second support body are each composed of at least two sets of parallel tracks, at least two sets of tracks are respectively provided with a first bearing seat, and the roller is rotatably connected to the track via the first bearing seat.

[0010] In one embodiment of the utility model, the roller includes a roller and a barrel surface fixedly sleeved on the roller, the barrel surface and the roller are coaxially arranged along the second direction, the roller is fixedly sleeved on the inner ring of the first bearing seat, and the planes containing the first direction and the second direction are perpendicular to each other.

[0011] In one embodiment of the utility model, at least two rows of second sprockets are provided at the ends of the rollers, and the second sprockets are respectively used to be connected to the second sprockets on both sides thereof through second chains, and the second sprockets of at least two rollers are connected to the first sprockets through the first chain.

[0012] In one embodiment of the utility model, the frame is rotatably connected with a coupling shaft, and both ends of the coupling shaft are respectively sleeved with second bearing seats, and the inner ring of the second bearing seat is fixedly connected to the end of the coupling shaft and is arranged on the frame body mechanism.

[0013] In one embodiment of the utility model, the driving member is a driving motor, the output shaft of the driving motor is connected to the roller through a coupling, at least two rows of third sprockets are respectively provided at both ends of the coupling, the first chain includes a motor chain and a coupling chain, the second sprocket at one end of the coupling is respectively connected to the output shaft of the driving motor through the motor chain, and is connected to the first sprockets of two adjacent rollers through the coupling chain.

[0014] In one embodiment of the utility model, two groups of tracks along the outer side of the first direction are respectively provided with limited guide assemblies, and the limited guide assemblies include: an edge guard bending part arranged on the track along the first direction, and a plurality of guide wheels rotatably connected to the edge guard bending part, and the plane where the guide wheels are located is parallel to the plane where the first direction and the second direction are located.

[0015] In an embodiment of the present invention, the edge protection bending pieces on both sides are also provided with a plurality of photoelectric components.

[0016] In one embodiment of the utility model, the frame mechanism also includes a first bracket and a second bracket, the first support body and the second support body are respectively arranged on the first bracket and the second bracket, and the first bracket and the second bracket both include: a bracket body, a first plate arranged at the end of the bracket body, a second plate arranged on the ground, a screw rod passing through the first plate and extending to the second plate, and an adjusting nut threadedly connected to the screw rod and respectively arranged on the upper and lower sides of the first plate.

[0017] In one embodiment of the utility model, at least the surface of the barrel surface and the guide wheel is provided with a protective layer.

[0018] The above technical solution of the utility model has the following advantages compared with the prior art:

[0019] The utility model discloses a roller conveying device, which provides power to the roller mechanism through a driving mechanism, so that the roller can rotate at a preset speed and direction, and transmits power to the roller through the first chain and the second chain group, so as to realize the rotation of the roller, and each adjacent roller is independently driven by the corresponding second chain. When a single second chain is damaged, it can be replaced independently, and it avoids excessive vibration amplitude when a single long chain is meshed and connected to multiple rollers at the same time, reduces the vibration of the roller during transmission, and effectively reduces the tooth jumping phenomenon, so as to realize stable conveying of materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to make the content of the utility model easier to understand, the utility model is further described in detail according to the specific embodiments of the utility model in combination with the accompanying drawings, wherein

[0021] Figure 1 It is a three-dimensional diagram of the conveying device of the utility model;

[0022] Figure 2 It is a cross-sectional view of the conveying device of the utility model;

[0023] Figure 3 It is a three-dimensional diagram of the driving mechanism part of the utility model;

[0024] Figure 4 This utility model Figure 2 The enlarged view of point A in the middle;

[0025] Figure 5 It is a three-dimensional diagram of the roller mechanism part of the utility model;

[0026] Figure 6 It is a structural schematic diagram of the roller of the utility model;

[0027] Figure 7 It is a structural schematic diagram of this practical bracket.

[0028] Explanation of the reference numerals in the specification: 1. first bracket; 2. second bracket; 3. first support body; 4. second support body; 5. first plate; 6. driving member; 7. second chain; 8. first chain; 81. motor chain; 82. coupling chain; 10. coupling; 11. second plate; 12. roller; 121. roller; 122. barrel surface; 13. track; 14. first bearing seat; 15. second bearing seat; 16. optoelectronic component; 17. edge protection bending member; 18. guide wheel; 19. second sprocket; 20. first sprocket; 21. nut; 22. screw. DETAILED DESCRIPTION

[0029] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0030] Example

[0031] Reference Figure 1-Figure 7 As shown, a roller 12 conveying device of the utility model includes:

[0032] The frame mechanism comprises: a first support body 3 and a second support body 4 arranged parallel to each other along a first direction;

[0033] The roller 12 mechanism comprises: a plurality of rollers 12 rotatably connected to the first support body 3 and the second support body 4, respectively, and the plurality of rollers 12 are arranged along a first direction;

[0034] The driving mechanism includes: a driving member 6, a first sprocket 20 arranged at the output end of the driving member 6, a second sprocket 19 arranged at the end of the roller 12, a first chain 9 respectively connected to the first sprocket 20 and at least two adjacent second sprockets 19, and a plurality of second chains 7 respectively sleeved on the adjacent second sprockets 19, and the ends of the first chain 9 are respectively sleeved on two adjacent rollers 12 in the middle along the first direction.

[0035] The roller 12 conveying device described in the utility model provides power through a driving member 6, and the power is transmitted to the first chain 9 through the first sprocket 20, and then transmitted to at least two adjacent second sprockets 19, and transmitted to a group of two adjacent rollers 12 through the second chain 7 group. The roller 12 starts to rotate under the drive of the second chain 7, and the material is transported to a specified position by rolling on the surface of the roller 12. The rollers 12 are arranged along a first direction (front and back direction in this embodiment) to form a continuous conveying channel. The driving mechanism is responsible for providing power to the roller 12 mechanism so that the roller 12 can rotate at a preset speed and direction. The power is transmitted to the roller 12 through the first chain 9 and the second chain group, thereby realizing the rotation of the roller 12, and each adjacent roller 12 is independently driven by the corresponding second chain 7, so as to avoid excessive vibration amplitude caused by a single long chain meshing and connecting multiple rollers 12 at the same time, reduce the vibration of the roller 12 during transmission, and effectively reduce the tooth jumping phenomenon, so as to realize stable conveying of materials.

[0036] Reference Figure 1-Figure 2As shown, the first support body 3 and the second support body 4 are each composed of at least two sets of parallel tracks 13, and at least two sets of tracks 13 are respectively provided with a first bearing seat 14. The roller 12 is rotatably connected to the track 13 through the first bearing seat 14, and the first bearing seat 14 is installed on the track 13 through bolts or other fasteners. The first bearing seat 14 bears the rotational force of the roller 12 and the gravity of the material, while reducing friction loss.

[0037] Reference Figure 6 As shown, the drum 12 includes a roller 121 and a barrel surface 122 fixedly mounted on the roller 121. The barrel surface 122 and the roller 121 are coaxially arranged along the second direction (the left and right direction in this embodiment), so that the center lines of the barrel surface 122 and the roller 121 are on the same axis, so that the barrel surface 122 can contact the material while the roller 121 rotates. The barrel surface 122 is made of wear-resistant and anti-slip materials, such as rubber, nylon or other high-strength plastics, to ensure the wear resistance and gripping force of the material during the conveying process. The roller 121 is fixedly mounted on the inner ring of the first bearing seat 14, and the planes where the first direction and the second direction are located are perpendicular to each other.

[0038] Reference Figure 4 As shown, at least two rows of second sprockets 19 are provided at the ends of the roller 121, and the second sprockets 19 are respectively used to be connected to the second sprockets 19 on both sides thereof through the second chain 7, and the second sprockets 19 and the first sprockets 20 of at least two rollers 12 are connected together through the first chain 9, thereby increasing the contact points between the rollers 12 and the chains, thereby facilitating the independent connection of the connected rollers 12 through the second chain 7, thereby improving the efficiency of power transmission and the stability of the rollers 12, and the second sprockets 19 and the first sprockets 20 of at least two rollers 12 are connected together through the first chain 9, and in this embodiment, there are two of them, so that the two rollers 12 can generate driving power, and the two rollers 12 are arranged in the middle of the roller 12 group, so that the two rollers 12 transmit power to both sides respectively, which can reduce the farthest driving distance of the roller 12 group to half of the length of the roller 12 group in the first direction, thereby improving the power transmission efficiency and stability of the system.

[0039] Reference Figure 3 As shown, the frame is rotatably connected with a coupling 10, and second bearing seats 15 are respectively provided at both ends of the coupling 10. The inner ring of the second bearing seat 15 is fixedly connected to the end of the coupling 10 and is arranged on the frame mechanism. The driving motor synchronously drives the two rows of rollers 12 arranged along the second direction through the coupling 10.

[0040] Reference Figure 3As shown, the driving member 6 is a driving motor, and the output shaft of the driving motor is connected to the roller 12 through a coupling 10. At least two rows of third sprockets are respectively arranged at both ends of the coupling 10. The first chain 9 includes a motor chain 81 and a coupling chain 82. The second sprocket 19 at one end of the coupling 10 is respectively connected to the output shaft of the driving motor through the motor chain 81, and is connected to the first sprockets 20 of two adjacent rollers 12 through the coupling chain 82. Correspondingly, the coupling 10 is arranged in the middle of the roller 12 group along the first direction.

[0041] Reference Figure 2 , Figure 4 As shown, the two groups of tracks 13 on the outside along the first direction are respectively provided with limiting guide components, and the limiting guide components include: an edge guard bending member 17 arranged on the track 13 along the first direction, and a plurality of guide wheels 18 rotatably connected to the edge guard bending member 17, and the plane where the guide wheels 18 are located is parallel to the planes where the first direction and the second direction are located. The products transported on the roller 12 are limited and guided by the setting of the limiting guide components, and the plane where the guide wheels 18 are located is a plane.

[0042] The edge protection bending parts 17 on both sides are also correspondingly provided with a plurality of photoelectric components 16 , which are opposing photoelectric components 16 , which are correspondingly arranged on the first support body 3 and the second support body 4 , and can detect whether there are products at the corresponding positions and the conveying speed of the roller 12 .

[0043] Reference Figure 1 , Figure 7 As shown, the frame mechanism also includes a first bracket 1 and a second bracket 2, the first support body 3 and the second support body 4 are respectively arranged on the first bracket 1 and the second bracket 2, and the first bracket 1 and the second bracket 2 both include: a bracket body, a first plate 5 arranged at the end of the bracket body, a second plate 11 arranged on the ground, a screw 22 passing through the first plate 5 and extending to the second plate 11, and an adjustment nut 21 threadedly connected to the screw 22 and respectively arranged on the upper and lower sides of the first plate 5. The first plate 5 and the second plate 11 are adjusted in spacing by the screw 22 and the nut 21, so as to independently control the height of multiple first brackets 1 and second brackets 2, which can not only independently adjust the height of each bracket to improve the flatness of the frame structure, but also adjust the height of the frame mechanism within the corresponding size range to align the upstream and downstream production lines.

[0044] The barrel surface 122 and the guide wheel 18 are at least provided with a protective layer on their surfaces to protect the product from scratches, abrasions, friction, wear and corrosion. The protective layer may be made of wear-resistant material, anti-corrosion material or a coating with specific properties.

[0045] Obviously, the above embodiments are merely examples for the purpose of clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims

1. A roller conveying device, characterized in that: include: The frame mechanism comprises: a first support body and a second support body arranged in parallel with each other along a first direction; The roller mechanism comprises: a plurality of rollers rotatably connected to a first support body and a second support body respectively, wherein the plurality of rollers are arranged along a first direction; The driving mechanism comprises: a driving member, a first sprocket arranged at the output end of the driving member, a second sprocket arranged at the end of the roller, a first chain respectively connected to the first sprocket and at least two adjacent second sprockets, and a plurality of second chains respectively sleeved on adjacent second sprockets, wherein the ends of the first chain are respectively sleeved on two adjacent rollers in the middle along a first direction.

2. A roller conveyor device according to claim 1, characterized in that: The first support body and the second support body are each composed of at least two groups of parallel tracks, at least two groups of tracks are respectively provided with a first bearing seat, and the roller is rotatably connected to the track via the first bearing seat.

3. A roller conveyor device according to claim 1, characterized in that: The roller includes a roller and a barrel surface fixedly sleeved on the roller, the barrel surface and the roller are coaxially arranged along the second direction, the roller is fixedly sleeved on the inner ring of the first bearing seat, and the planes where the first direction and the second direction are located are perpendicular to each other.

4. A roller conveying device according to claim 3, characterized in that: At least two rows of second sprockets are arranged at the ends of the rollers, and the second sprockets are respectively connected to the second sprockets on both sides thereof through second chains, and the second sprockets and the first sprockets of at least two rollers are connected together through the first chain.

5. A roller conveyor device according to claim 1, characterized in that: The frame is rotatably connected with a coupling shaft, and both ends of the coupling shaft are respectively sleeved with second bearing seats, and the inner ring of the second bearing seat is fixedly connected to the end of the coupling shaft and is arranged on the frame body mechanism.

6. A roller conveyor device according to claim 1, characterized in that: The driving member is a driving motor, the output shaft of the driving motor is connected to the roller through a coupling, at least two rows of third sprockets are respectively arranged at both ends of the coupling, the first chain includes a motor chain and a coupling chain, the second sprocket at one end of the coupling is respectively connected to the output shaft of the driving motor through the motor chain, and is connected to the first sprockets of two adjacent rollers through the coupling chain.

7. A roller conveyor device according to claim 1, characterized in that: The two groups of tracks along the outer side of the first direction are respectively provided with limited guide components, and the limited guide components include: an edge guard bending part arranged on the track along the first direction, and a plurality of guide wheels rotatably connected to the edge guard bending part, and the plane where the guide wheels are located is parallel to the plane where the first direction and the second direction are located.

8. A roller conveying device according to claim 7, characterized in that: The edge protection bending parts on both sides are also provided with a plurality of photoelectric components correspondingly.

9. The roller conveyor device according to claim 1, characterized in that: The frame mechanism also includes a first bracket and a second bracket, the first support body and the second support body are respectively arranged on the first bracket and the second bracket, and the first bracket and the second bracket both include: a bracket body, a first plate arranged at the end of the bracket body, a second plate arranged on the ground, a screw rod passing through the first plate and extending to the second plate, and an adjusting nut threadedly connected to the screw rod and respectively arranged on the upper and lower sides of the first plate.

10. The roller conveying device according to claim 3, characterized in that: At least the surfaces of the barrel surface and the guide wheel are provided with a protective layer.

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