Roller device for conveyor

Abstract

The utility model relates to a roller device for a conveyor, which comprises a roller body and a rotating shaft, the rotating shaft is axially fixed at the end part of the roller body, the roller device further comprises a mounting frame, a plurality of mounting grooves are arranged on the mounting frame, the mounting grooves are provided with connecting mechanisms, a bearing seat is concentrically arranged on the rotating shaft, and the bearing seat is connected with the rotating shaft. The bearing seats are detachably connected into the mounting grooves through connecting mechanisms, a first synchronous wheel is concentrically fixed to the end, on one side of the roller body, of the rotating shaft, a groove is concentrically formed in one side of the first synchronous wheel, a driving mechanism is detachably connected into the groove, and a positioning groove is formed in the position, corresponding to the driving mechanism, of the mounting frame. According to the design of the connecting mechanism and the driving mechanisms, the number of the installed roller bodies can be flexibly selected according to the conveying requirement through the connecting mechanism, the number and the position of the installed driving mechanisms can be selected according to the conveying power requirement, and the roller bodies are convenient to install and detach, convenient to overhaul and maintain and more flexible to use.

Description

Technical Field

[0001] The utility model relates to the technical field of conveyors, and more particularly to a roller device for conveyors. Background Art

[0002] With the rapid development of the automobile industry, conveyors are being used more and more widely. Conveyors mainly include a conveyor frame on which a group of rollers are fixed. The rollers are connected by mutually meshing transmission of toothed belts or chains. Driven by a driving device, all rollers in the same group rotate synchronously, thereby achieving the purpose of conveying. Some conveyor rollers are not easy to install during use. When a roller is damaged, it is not easy to replace the roller, which is inconvenient to use. In addition, the number of rollers and the driving mechanism cannot be flexibly adjusted according to actual usage. The utility model proposes a new solution to the above problems. Utility Model Content

[0003] In view of the problems existing in the prior art, the purpose of the present invention is to provide a roller device for a conveyor to solve the technical problems mentioned in the background technology.

[0004] In order to solve the above problems, the present invention adopts the following technical solutions.

[0005] A roller device for a conveyor comprises a roller body and a rotating shaft, wherein the rotating shaft is axially fixed to the end of the roller body, and further comprises a mounting frame, wherein a plurality of mounting grooves are provided on the mounting frame, and the mounting grooves are provided with a connecting mechanism, a bearing seat is concentrically mounted on the rotating shaft, and the bearing seat is detachably connected to the mounting groove through the connecting mechanism, a first synchronous wheel is concentrically fixed to the end of the rotating shaft on one side of the roller body, a groove is concentrically opened on one side of the first synchronous wheel, a driving mechanism is detachably connected to the groove, a positioning groove is provided on the mounting frame at a position corresponding to the driving mechanism, and the driving mechanism is installed in the positioning groove, wherein

[0006] The linkage mechanism includes an end wheel, an idler wheel, a synchronous belt, a wheel frame, a first spring, a telescopic rod, a second spring, and a limit block. The idler wheel is rotatably connected to the wheel frame, the first spring is sleeved on the telescopic rod, and one end of the first spring is fixed to the telescopic end of the telescopic rod, the other end of the first spring is fixed to the fixed end of the telescopic rod, the fixed end of the telescopic rod is fixed to the mounting frame, and the telescopic end of the telescopic rod is fixed to the wheel frame. The end wheel is rotatably connected to the mounting frame, and the end wheel and the tensioner are connected through the synchronous belt transmission. The side walls of the mounting groove are symmetrically provided with mounting holes, the limit block is slidably connected to the mounting hole, and the second spring is located in the mounting hole, one end of the second spring is fixed in the mounting hole, and the other end of the second spring is fixed to the limit block, the limit block is matched with the mounting groove, and the synchronous belt, the end wheel, the idler wheel and the first synchronous wheel are matched;

[0007] The driving mechanism includes a servo motor, a reducer, and a connecting shaft. A housing is fixedly installed on the outside of the servo motor. The connecting shaft is axially fixed to the output end of the servo motor through the reducer, and an anti-falling mechanism is provided on the connecting shaft. The housing is inserted into the positioning groove, and the housing is bolted to the positioning groove.

[0008] Preferably, the anti-falling mechanism includes a V-shaped spring, a wedge-shaped block, and a limit pin. A sliding hole is symmetrically provided on the center of the connecting shaft. One end of the V-shaped spring is fixed to the bottom of the sliding hole. The wedge-shaped block is slidably connected in the sliding hole. A wedge-shaped hole is provided on the side wall of the groove at a position corresponding to the wedge-shaped block. One end of the limit pin passes through the groove and is threadedly connected to the connecting shaft.

[0009] In any of the above solutions, preferably, a straight groove is provided at the other end of the limit pin.

[0010] In any of the above solutions, preferably, a connecting plate is fixed to the end of the mounting frame, and a connecting through hole is provided on the connecting plate.

[0011] In any of the above solutions, preferably, the roller body is provided with an annular groove, and a rubber sleeve is sleeved in the annular groove.

[0012] In any of the above solutions, preferably, a heat dissipation grille is provided on the housing.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] The design of the connecting mechanism and the driving mechanism in the utility model can flexibly select the number of installed rollers according to the requirements of transportation by utilizing the connecting mechanism, and can select the number and position of the installed driving mechanisms according to the power requirements of transportation. The rollers are easy to install and disassemble, and are convenient for inspection and maintenance, and are more flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a roller device for a conveyor according to the present utility model;

[0016] Figure 2 Schematic diagram of the connection structure between the bearing seat and the mounting frame;

[0017] Figure 3 Schematic diagram of the structure of the driving mechanism;

[0018] Figure 4 Schematic diagram of the structure of the groove and connecting shaft.

[0019] Description of the numbers in the figure:

[0020] 1. Roller body; 2. Rotating shaft; 3. Mounting frame; 4. Mounting groove; 5. Connecting mechanism; 6. Bearing seat; 7. First synchronous wheel; 8. Groove; 9. Driving mechanism; 10. Positioning groove; 501. End wheel; 502. Tensioning pulley; 503. Synchronous belt; 504. Wheel frame; 505. First spring; 506. Telescopic rod; 507. Second spring; 508. Limit block; 11. Mounting hole; 901. Servo motor; 902. Reducer; 903. Connecting shaft; 904. Housing; 12. Anti-falling mechanism; 1201. V-shaped spring; 1202. Wedge-shaped block; 1203. Limit pin; 905. Sliding hole; 13. Wedge-shaped hole; 1204. I-shaped groove; 14. Connecting plate; 15. Connecting through hole; 16. Annular groove; 17. Rubber sleeve; 18. Radiator grille. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] Example:

[0023] See also Figures 1 to 4A roller device for a conveyor includes a roller body 1 and a rotating shaft 2. The rotating shaft 2 is axially fixed to the end of the roller body 1, and also includes a mounting frame 3. The mounting frame 3 is provided with a plurality of mounting grooves 4. The mounting groove 4 is provided with a connecting mechanism 5. A bearing seat 6 is concentrically mounted on the rotating shaft 2. The bearing seat 6 is detachably connected to the mounting groove 4 through the connecting mechanism 5. A first synchronous wheel 7 is concentrically fixed to the end of the rotating shaft 2 on one side of the roller body 1. A groove 8 is concentrically opened on one side of the first synchronous wheel 7. A driving mechanism 9 is detachably connected to the groove 8. A positioning groove 10 is provided on the mounting frame 3 at a position corresponding to the driving mechanism 9. The driving mechanism 9 is installed in the positioning groove 10.

[0024] The connecting mechanism 5 includes an end wheel 501, a tensioning wheel 502, a synchronous belt 503, a wheel frame 504, a first spring 505, a telescopic rod 506, a second spring 507, and a limit block 508. The tensioning wheel 502 is provided with multiple groups. The tensioning wheel 502 is rotatably connected to the wheel frame 504. The first spring 505 is sleeved on the telescopic rod 506, and one end of the first spring 505 is fixed to the telescopic end of the telescopic rod 506. The other end of the first spring 505 is fixed to the fixed end of the telescopic rod 506. The fixed end of the telescopic rod 506 is fixed to the mounting frame 3. The telescopic end of the telescopic rod 506 is fixed to the wheel frame. 504, the end wheel 501 is rotatably connected to the mounting frame 3, and the end wheel 501 and the tensioning wheel 502 are connected by a synchronous belt 503. The side wall of the mounting groove 4 is symmetrically provided with mounting holes 11, and the limit block 508 is slidably connected to the mounting hole 11. The second spring 507 is located in the mounting hole 11, one end of the second spring 507 is fixed in the mounting hole 11, and the other end of the second spring 507 is fixed on the limit block 508. The limit block 508 is coordinated with the mounting groove 4, and the synchronous belt 503, the end wheel 501, the tensioning wheel 502 and the first synchronous wheel 7 are coordinated.

[0025] The driving mechanism 9 includes a servo motor 901, a reducer 902, and a connecting shaft 903. A housing 904 is fixed to the outside of the servo motor 901. The connecting shaft 903 is axially fixed to the output end of the servo motor 901 through the reducer 902. An anti-drop mechanism 12 is provided on the connecting shaft 903. The housing 904 is inserted into the positioning groove 10 and is bolted to the positioning groove 10.

[0026] According to the requirements of use, the number of roller bodies 1 and drive mechanisms 9 to be installed is selected. First, the drive mechanism 9 is inserted into the positioning groove 10, and the shell 904 is fixed with bolts. Then, the bearing seat 6 at the end of the roller body 1 is inserted into the installation groove 4, and the end of the limit block 508 is inserted into the bearing seat 6, thereby completing the installation of the roller body 1. At this time, the first synchronous wheel 7 on the roller body 1 squeezes the synchronous belt 503, the telescopic rod 506 is shortened, the first spring 505 is contracted, and the outer side of the synchronous belt 503 is connected to the first synchronous wheel 7 for transmission. The design of the connecting mechanism 5 and the drive mechanism 9, using the connecting mechanism 5, can flexibly select the number of installed rollers according to the requirements of transportation, and select the number and position of the installed drive mechanisms according to the power requirements of transportation. The roller body is easy to install and disassemble, easy to repair and maintain, and more flexible to use.

[0027] In this embodiment, the anti-falling mechanism 12 includes a V-shaped spring 1201, a wedge block 1202, and a limit pin 1203. The connecting shaft 903 is centrally symmetrically provided with a sliding hole 905. One end of the V-shaped spring 1201 is fixed to the bottom of the sliding hole 905. The wedge block 1202 is slidably connected to the sliding hole 905. A wedge hole 13 is provided on the side wall of the groove 8 at a position corresponding to the wedge block 1202. One end of the limit pin 1203 passes through the groove 8 and is threadedly connected to the connecting shaft. 903; when the connecting shaft 903 is inserted into the groove 8, the V-shaped spring 1201 is deformed, and the wedge block 1202 is received in the sliding hole 905. When the connecting shaft 903 is installed in place, the wedge block 1202 is inserted into the wedge hole 13 under the elastic force of the V-shaped spring 1201 to complete the preliminary locking, and then the limit pin 1203 is passed through the groove 8 and threadedly connected to the connecting shaft 903 to complete the final locking, thereby ensuring the transmission of the driving mechanism 9 and the roller body 1.

[0028] In this embodiment, a straight groove 1204 is defined at the other end of the limiting pin 1203 ; the straight groove 1204 facilitates the removal of the limiting pin 1203 .

[0029] In this embodiment, a connecting plate 14 is fixed to the end of the mounting frame 3, and a connecting through hole 15 is opened on the connecting plate 14; the design of the connecting plate 14 allows the mounting frame 3 to be installed on the conveyor by passing an external bolt through the connecting through hole 15.

[0030] In this embodiment, the roller body 1 is provided with an annular groove 16 , and a rubber sleeve 17 is sleeved in the annular groove 16 ; the rubber sleeve 17 is used to increase the friction between the roller 1 and the external objects to be conveyed.

[0031] In this embodiment, a heat dissipation grille 18 is provided on the housing 904 ; the heat dissipation grille 18 is utilized to improve the heat dissipation performance of the housing.

[0032] The working process of this utility model is as follows:

[0033] The operator can choose the number of installed roller bodies 1 and drive mechanisms 9 according to the requirements of use. First, insert the drive mechanism 9 into the positioning groove 10, fix the shell 904 with bolts, and then insert the bearing seat 6 at the end of the roller body 1 into the installation groove 4, and insert the end of the limit block 508 into the bearing seat 6, thereby completing the installation of the roller body 1. At this time, the first synchronous wheel 7 on the roller body 1 squeezes the synchronous belt 503, the telescopic rod 506 shortens, the first spring 505 contracts, and the outer side of the synchronous belt 503 is connected to the first synchronous wheel 7. The design of the connecting mechanism 5 and the drive mechanism 9, using the connecting mechanism 5, can flexibly select the number of installed rollers according to the requirements of transportation, and select the number and position of the installed drive mechanisms according to the power requirements of transportation. The roller body is easy to install and disassemble, easy to repair and maintain, and more flexible to use.

[0034] The above description is merely a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Any person skilled in the art who, within the technical scope disclosed in the present invention, makes equivalent substitutions or modifications based on the technical solutions and improved concepts of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. A roller device for a conveyor, comprising a roller body (1) and a rotating shaft (2), wherein the rotating shaft (2) is axially fixed to the end of the roller body (1), characterized in that: The roller body (1) further comprises a mounting frame (3), wherein the mounting frame (3) is provided with a plurality of mounting grooves (4), the mounting grooves (4) are provided with connecting mechanisms (5), a bearing seat (6) is concentrically mounted on the rotating shaft (2), the bearing seat (6) is detachably connected to the mounting groove (4) through the connecting mechanism (5), a first synchronous wheel (7) is concentrically fixed to the end of the rotating shaft (2) on one side of the roller body (1), a groove (8) is concentrically opened on one side of the first synchronous wheel (7), a driving mechanism (9) is detachably connected in the groove (8), a positioning groove (10) is provided on the mounting frame (3) at a position corresponding to the driving mechanism (9), and the driving mechanism (9) is mounted in the positioning groove (10), wherein The connecting mechanism (5) comprises an end wheel (501), a tensioning wheel (502), a synchronous belt (503), a wheel frame (504), a first spring (505), a telescopic rod (506), a second spring (507), and a limit block (508). The tensioning wheel (502) is provided with multiple groups. The tensioning wheel (502) is rotatably connected to the wheel frame (504). The first spring (505) is sleeved on the telescopic rod (506). One end of the first spring (505) is fixed to the telescopic end of the telescopic rod (506). The other end of the first spring (505) is fixed to the fixed end of the telescopic rod (506). The fixed end of the telescopic rod (506) is fixed to the mounting frame (3). The telescopic end of the telescopic rod (506) is fixed to the wheel frame (3). The end wheel (501) is rotatably connected to the mounting frame (3), and the end wheel (501) and the tension wheel (502) are connected by the synchronous belt (503). The side wall of the mounting groove (4) is symmetrically provided with a mounting hole (11). The limit block (508) is slidably connected in the mounting hole (11), and the second spring (507) is located in the mounting hole (11). One end of the second spring (507) is fixed in the mounting hole (11), and the other end of the second spring (507) is fixed on the limit block (508). The limit block (508) is matched with the mounting groove (4), and the synchronous belt (503), the end wheel (501), the tension wheel (502) and the first synchronous wheel (7) are matched with each other. The driving mechanism (9) comprises a servo motor (901), a reducer (902), and a connecting shaft (903); a housing (904) is fixedly mounted on the outside of the servo motor (901); the connecting shaft (903) is axially fixed to the output end of the servo motor (901) through the reducer (902); an anti-falling mechanism (12) is provided on the connecting shaft (903); the housing (904) is inserted into the positioning groove (10), and the housing (904) is bolted to the positioning groove (10).

2. A conveyor roller device according to claim 1, characterized in that: The anti-falling mechanism (12) comprises a V-shaped spring (1201), a wedge-shaped block (1202), and a limiting pin (1203); a sliding hole (905) is symmetrically arranged on the center of the connecting shaft (903); one end of the V-shaped spring (1201) is fixed to the bottom of the sliding hole (905); the wedge-shaped block (1202) is slidably connected in the sliding hole (905); a wedge-shaped hole (13) is opened on the side wall of the groove (8) at a position corresponding to the wedge-shaped block (1202); one end of the limiting pin (1203) passes through the groove (8) and is threadedly connected to the connecting shaft (903).

3. A conveyor roller device according to claim 2, characterized in that: The other end of the limiting pin (1203) is provided with a straight groove (1204).

4. A conveyor roller device according to claim 1, characterized in that: A connecting plate (14) is fixed to the end of the mounting frame (3), and a connecting through hole (15) is provided on the connecting plate (14).

5. The roller device for a conveyor according to claim 1, characterized in that: The roller body (1) is provided with an annular groove (16), and a rubber sleeve (17) is sleeved in the annular groove (16).

6. A conveyor roller device according to claim 1, characterized in that: A heat dissipation grille (18) is provided on the housing (904).

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