Chain transmission heavy-load roller conveyor

Abstract

The utility model discloses a chain transmission heavy-load roller conveyor, and belongs to the technical field of roller conveyors. Comprising a conveying frame, rollers, a driving unit and a bearing unit, the rollers are arranged in a row, and the two ends of each roller are arranged on the conveying frame in a rolling mode through supporting bearings; guide parts are integrally formed at the two ends of the roller; the driving unit comprises a driving motor and double rows of transmission chain wheels fixed to guide parts at one ends of the rollers, the transmission chain wheels of the adjacent rollers are connected through transmission chains, and the adjacent transmission chains are installed in a staggered mode. A driving chain wheel is fixed on an output shaft of the driving motor, and one transmission chain is meshed with the driving chain wheel; the bearing unit is arranged on the inner side of the conveying frame, the bearing unit comprises a supporting pedestal fixed to the conveying frame, and when the chain transmission heavy-load roller conveying machine is in heavy load, the rollers can be guided and secondarily supported, and smooth rotation and deformation resistance of the rollers can be guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a chain drive heavy load roller cylinder conveyor belongs to roller cylinder conveyor technical field. BACKGROUND

[0002] Roller cylinder conveyor can along the horizontal or small inclination angle convey the article with flat bottom, such as board, stick, pipe, section bar, tray, box container and various workpieces, and can realize the conveying with the help of tray for the non-flat bottom article and flexible article, the working process of roller cylinder conveyor is that material is loaded on the roller cylinder, the driving device of conveyor drives the rotation of roller cylinder, and then drives the material to move along the conveying line, in addition, the roller cylinder conveyor is also equipped with photoelectric switch for collecting the position information of material and feeding back these information to the electric control system, the electric control system controls the movement action program of conveyor according to the position information, to ensure that the material can accurately reach the specified position, the existing roller cylinder conveyor, such as the authorized announcement number CN215099894U of Chinese patent, discloses a telescopic roller cylinder conveyor, the first sprocket of adjacent two rotating roller cylinders is respectively connected with the second sprocket of corresponding connecting shaft through side bending chain, although the structure can bear certain conveying load and impact load, the roller cylinder conveyor of the structure is generally resistant to deformation, and the roller cylinder and bearing mounting position are prone to wear. CONTENT OF THE UTILITY MODEL

[0003] To solve the above problems, the utility model provides a kind of chain drive heavy load roller cylinder conveyor, can be oriented and secondary support to roller cylinder when heavy load, can guarantee the smooth rotation and deformation resistance of roller cylinder.

[0004] The chain drive heavy load roller cylinder conveyor of the utility model includes:

[0005] Conveying frame,

[0006] Roller cylinder, the roller cylinder is provided with a row, and the roller cylinder is arranged on the conveying frame by supporting bearing rolling at both ends;The guide part is integrally formed at both ends of the roller cylinder;

[0007] Driving unit, the driving unit includes driving motor, and double-row transmission sprocket fixed to the guide part at one end of roller cylinder, the transmission sprocket of adjacent roller cylinder is connected by transmission chain, and adjacent transmission chain is staggered;The output shaft of driving motor is fixed with driving sprocket, and one transmission chain is engaged to driving sprocket;When working, driving motor drives one transmission chain transmission by driving sprocket, and transmission chain and transmission sprocket can be synchronously driven, so as to drive the rotation of roller cylinder along supporting bearing;

[0008] The load-bearing unit is arranged inside the conveying frame, and comprises a support pedestal fixed to the conveying frame, wherein a semicircular bearing seat is integrally formed on the top surface of the support pedestal; the bearing seat is in abutment with the lower part of the outer periphery of the roller; grooves are formed on both sides of the top surface of the support pedestal; a bearing support is arranged inside the grooves; a guide roller is mounted on the bearing support through a bearing; and the guide roller is in abutment with the lower part of the outer periphery of the roller. The load-bearing unit can support the roller against deformation and avoid wear between the roller and the bearing. Specifically, the support pedestal can support the bearing seat and the bearing support, thereby supporting and rotationally guiding the roller by the bearing seat, and the bearing on the bearing support can stably rotate the guide roller, thereby supporting and rotationally guiding the roller by the guide roller.

[0009] Further, the load-bearing unit further comprises a secondary load-bearing guide seat arranged at one end away from the load-bearing unit, which is fixed to the inner surface of the conveying frame by bolts; the end part of the roller is arranged to roll inside the secondary load-bearing guide seat; and the guide part is movably arranged through the secondary load-bearing guide seat. The guide part of the roller can be supported by the conveying frame, and the roller itself can be supported and rotationally guided by the secondary load-bearing guide seat and the bearing seat, thereby improving the deformation resistance of the roller under heavy load of the roller and avoiding wear between the roller and the bearing.

[0010] Further, an inner bearing is arranged inside the secondary load-bearing guide seat, and the end part of the roller is arranged to roll on the inner bearing. The inner bearing can rotationally guide the roller, so that the roller is supported and rotationally guided by two bearings.

[0011] Further, perforations are formed on both sides of the bottom surface of the bearing support, a jacking bolt is arranged inside the perforations, and a spring body is arranged between the bearing support and the groove between the jacking bolt and the bearing support. During operation, the jacking bolt limits the movable range of the bearing support, and then the spring body jacks up the bearing support, so that the guide roller can continuously support the roller and rotationally guide the roller synchronously.

[0012] Further, a motor seat is fixed to the conveying frame, and the driving motor is fixed to the motor seat.

[0013] Compared with the prior art, the chain transmission heavy-load roller conveying machine uses a motor as a power source, and realizes horizontal and stable transmission of materials through staggered transmission in a ring-by-ring manner of the transmission chain. During transmission, the roller is supported by the secondary load-bearing guide seat and the load-bearing unit, and the guide roller is used to realize guiding and secondary supporting. The heavy-load deformation resistance of the roller and wear between the roller and the bearing mounting position are realized, and stable rotation of the roller is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the whole structure schematic view of chain transmission heavy load roller cylinder conveyor of the utility model.

[0015] Fig. 2 It is the bearing unit and roller mounting structure schematic view of the utility model.

[0016] Fig. 3 It is the roller and drive unit mounting structure schematic view of the utility model.

[0017] Fig. 4 It is the bearing support, guide roller, jacking bolt and spring body mounting structure schematic view of the utility model.

[0018] The figure mark: 1, transmission frame, 2, roller, 3, guide portion, 4, drive motor, 5, transmission sprocket, 6, transmission chain, 7, drive sprocket, 8, support pedestal, 9, bearing seat, 10, bearing support, 11, guide roller, 12, secondary load guide seat, 13, jacking bolt, 14, spring body, 15, motor base. DETAILED DESCRIPTION

[0019] As Figs. 1 to 4 The chain transmission heavy load roller cylinder conveyor shown in the figure, comprising:

[0020] Transmission frame 1,

[0021] Roller 2, the roller 2 is provided with a row, the roller 2 both ends are arranged on the transmission frame 1 through supporting bearing rolling; the roller 2 both ends are integrally formed with guide portion 3;

[0022] Drive unit, the drive unit includes drive motor 4, and double-row transmission sprocket 5 fixed to the guide portion 3 of one end of the roller 2, the transmission sprocket 5 of adjacent roller 2 is connected through transmission chain 6, adjacent transmission chain 6 is staggered installation; the output shaft of drive motor 4 is fixed with drive sprocket 7, a transmission chain 6 is engaged to drive sprocket 7; when working, drive motor 4 drives a transmission chain 6 transmission through drive sprocket 7, transmission chain 6 and transmission sprocket 5 can synchronous transmission, so as to drive the roller 2 to rotate along the supporting bearing;

[0023] The load-bearing unit is arranged inside the transmission frame 1, and comprises a support pedestal 8 fixed to the transmission frame 1, wherein a semicircular bearing seat 9 is integrally formed on the top surface of the support pedestal 8; the bearing seat 9 abuts against the lower part of the outer periphery of the roller 2; grooves are formed on the top surface of the support pedestal 8 on both sides of the bearing seat 9; a bearing support 10 is arranged inside the grooves; a guide roller 11 is arranged on the bearing support 10 through bearings; and the guide roller 11 abuts against the lower part of the outer periphery of the roller 2. The load-bearing unit can support the roller 2 against deformation and avoid wear between the roller 2 and the bearing. Specifically, the support pedestal 8 can support the bearing seat 9 and the bearing support 10, so that the bearing seat 9 supports and rotates the roller 2, and at the same time, the bearings on the bearing support 10 can make the guide roller 11 rotate stably, so that the guide roller 11 supports and rotates the roller 2.

[0024] The load-bearing unit further comprises a secondary load-bearing guide seat 12 arranged at one end away from the load-bearing unit, which is fixed to the inner surface of the transmission frame 1 through bolts; the end part of the roller 2 is arranged to roll inside the secondary load-bearing guide seat 12; and the guide part 3 of the roller 2 passes through the secondary load-bearing guide seat 12. The guide part 3 of the roller 2 can be supported by the transmission frame 1, and the roller 2 itself can be supported and rotated by the secondary load-bearing guide seat 12 and the bearing seat 9. Therefore, the anti-deformation ability of the roller 2 can be improved under the heavy load state of the roller 2, and wear between the roller 2 and the bearing can be avoided.

[0025] An inner bearing is arranged inside the secondary load-bearing guide seat 12, and the end part of the roller 2 is arranged to roll on the inner bearing. The inner bearing can rotate the roller 2, so that the roller 2 is supported and rotated by two bearings.

[0026] Perforations are formed on both sides of the bottom surface of the bearing support 10, and a jacking bolt 13 passes through the perforations. A spring body 14 is arranged between the bearing support 10 and the groove. During operation, the jacking bolt 13 limits the movement range of the bearing support 10, and then the spring body 14 jacks up the bearing support 10, so that the guide roller 11 can continuously support the roller 2, and the guide roller 11 synchronously rotates the roller 2.

[0027] A motor seat 15 is fixed to the transmission frame 1, and the driving motor 4 is fixed to the motor seat 15.

[0028] The above embodiments are only preferred embodiments of the present application, and equivalent changes or modifications made according to the structure, features and principles of the present application are included in the scope of the present application.

Claims

1. A chain-driven heavy load roller conveyor characterized by: The utility model relates to a kind of transmission frame, roller, drive unit and load-bearing unit, including: Transmission frame, Roller is provided with a row, and the roller is arranged on the transmission frame by support bearing rolling at both ends;Guiding part is integrally formed at both ends of the roller; Drive unit, the drive unit includes drive motor, and double-row transmission sprocket fixed to the guiding part of one end of roller, and the transmission sprocket of adjacent roller is connected by transmission chain, and adjacent transmission chain is staggered installation;Drive sprocket is fixed on the output shaft of drive motor, and one transmission chain is engaged to drive sprocket; Load-bearing unit, the load-bearing unit is arranged in the inside of transmission frame, and the load-bearing unit includes support pedestal fixed with transmission frame, and semicircular bearing seat is integrally formed on the top surface front side of support pedestal;The bearing seat is in abutment with the lower part of the outer periphery of roller;Groove seat is opened on the top surface of support pedestal on both sides of bearing seat;Bearing support is installed in the inside of groove seat, and guiding roller is installed on bearing support by bearing, and guiding roller is in abutment with the lower part of the outer periphery of roller.

2. A chain-driven heavy load roller conveyor according to claim 1, characterized in that: The load-bearing unit further includes secondary load-bearing guide base, and the secondary load-bearing guide base is arranged away from one end of load-bearing unit, and the secondary load-bearing guide base is fixed to the inner face of transmission frame by bolt;The end of roller is arranged in the inside of secondary load-bearing guide base by rolling;Guiding part is movably arranged through secondary load-bearing guide base.

3. A chain-driven heavy load roller conveyor according to claim 2, characterized in that: Inner bearing is arranged in the inside of secondary load-bearing guide base, and the end of roller is arranged on inner bearing by rolling.

4. The chain-driven heavy load roller conveyor of claim 1, wherein: Perforation is opened on both sides of the bottom surface of bearing support, and top tight bolt is passed in the inside of perforation, and spring body is arranged between bearing support and groove seat.

5. The chain-driven heavy load roller conveyor of claim 1, wherein: Motor base is fixed on the transmission frame, and drive motor is fixed on motor base.

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