Chain wheel device of conveyor

Abstract

The utility model provides a conveyor chain wheel device, which belongs to the technical field of machinery and solves the problem of poor performance of an existing conveyor chain wheel. A support of the conveyor chain wheel device comprises a bottom plate, two supporting plates are arranged on the bottom plate, a long groove with an opening at one end is arranged on the upper portion of each supporting plate, and a mounted bearing is arranged on each opened long groove. A tensioning plate is arranged on the rear end face of the supporting plate through two tensioning screws, a connecting plate is arranged at the outer ends of the mounted bearings and comprises a bearing connecting plate and a fixing plate, the outer portion of the lower end face of the bearing connecting plate is round, and the outer portion of the upper end face of the bearing connecting plate is square. A fixing plate is arranged on the round plate of the bearing connecting plate far away from the center; one end of the tensioning screw rod penetrates through the fixing plate. According to the utility model, the chain arranged between the conveyor driving device and the chain wheel device is synchronously driven to operate, and the tightness degree of the chain is adjusted through the front-back movement of the chain wheel on the bracket.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical technical field, concretely relates to a conveyor sprocket device. BACKGROUND

[0002] At present, in the copper electrolysis seed plate stripping machine group used for copper electrolysis, the seed plate needs to be accurately moved between different processes to realize the automatic stripping of the initial sheet. This process relies on the conveyor to complete, and the stable operation of the conveyor cannot be separated from the reliable sprocket device. In the existing conveyor sprocket device, there are many problems to be solved:

[0003] Chain tensioning is inconvenient: some sprocket devices lack effective chain tensioning structure, after a long time of operation, the chain is loose due to wear and tear, which affects the power transmission efficiency, causes the seed plate to be unstable, even causes the phenomenon of jamming, dropping and other phenomena, and reduces the production efficiency and product quality.

[0004] Poor structural stability: the support structure design of some sprocket devices is unreasonable, and when long-term vibration and impact force generated by sprocket rotation are borne, deformation is easy to occur, which affects the installation accuracy of sprocket shaft and sprocket, and further shortens the service life of the equipment and increases the maintenance cost.

[0005] Unreliable connection between sprocket and sprocket shaft: the traditional connection between sprocket and sprocket shaft may not guarantee stable connection under high load operation, the sprocket is easy to loosen, which causes the matching precision between chain and sprocket to decrease, affects the normal operation of the conveyor, and cannot meet the requirements of the seed plate stripping machine group on the high precision and high reliability of the conveyor.

[0006] In order to solve the above problems, a new type of conveyor sprocket device is designed to improve the performance of the conveyor and meet the production requirements of the copper electrolysis seed plate stripping machine group. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims at providing a conveyor sprocket device to solve the problem of poor performance of the existing conveyor sprocket.

[0008] The utility model discloses a technical scheme is: a conveyor chain wheel device, including support, support includes bottom plate, and the upper surface symmetry parallel of bottom plate is provided with two L-shaped support plate, and one side of support plate upper portion is equipped with the long slot of one end opening, and the long slot upper and lower sides are respectively equipped with the long small groove of symmetry, and the long slot of opening is equipped with the bearing with seat on, and the bearing with seat between two is equipped with sprocket shaft, and the sprocket shaft is equipped with sprocket, and the rear end surface of support plate is equipped with the tensioning plate through two tensioning screws, and the outer end of bearing with seat is equipped with the coupling plate, and the coupling plate includes bearing coupling plate and fixed plate, and the lower end surface outside of bearing coupling plate is circular, and the upper end surface outside of bearing coupling plate is square, and the fixed plate is equipped with the fixed plate of bearing coupling plate far from the center, and the fixed plate is parallel with the square side of bearing coupling plate, and the tensioning screw one end passes through the fixed plate.

[0009] As a further improvement of the utility model, the support plate outside and the bottom plate are provided with a rib plate.

[0010] As a further improvement of the utility model, the sprocket shaft and the sprocket are matched through a flat key, and the sprocket is provided with a set screw.

[0011] The utility model has the advantages that the utility model provides a simple, flexible conveyor chain wheel device.

[0012] The utility model also has the following characteristics:

[0013] 1. Flexible chain tensioning and adjusting: the utility model sets tensioning screws and tensioning plates on the rear end surface of the support plate, and the tensioning screws pass through the fixed plates on the coupling plates. By adjusting the position of the tensioning screws, the sprocket can be moved forward and backward in the long slot of the support, thereby easily and accurately adjusting the tightness of the chain installed on the sprocket. This design keeps the chain in a suitable tensioning state at all times, ensures the stability of power transmission, effectively avoids the failure of the seed plate conveying caused by loose chain, and improves the production efficiency and product quality.

[0014] 2. Stable and reliable structure: the rib plate is added between the outer side of the support plate and the bottom plate, which greatly enhances the structural strength and stability of the support. The rib plate can effectively disperse the vibration and impact force generated during the rotation of the sprocket, reduce the possibility of deformation of the support, ensure that the sprocket shaft and the sprocket always maintain accurate installation positions, prolong the service life of the equipment, and reduce the maintenance frequency and cost.

[0015] 3. The chain wheel and the chain wheel shaft are connected stably: the chain wheel shaft and the chain wheel are matched by means of a flat key, and a clamping screw is arranged on the chain wheel, and the double fixing mode ensures the close connection of the chain wheel and the chain wheel shaft under high load operation, prevents the chain wheel from loosening, ensures the good cooperation precision between the chain and the chain wheel, and enables the conveyor to operate stably and efficiently, and meets the strict requirements of the copper electrolysis plate stripping machine group on the conveyor in high precision and high reliability.

[0016] 4. Easy installation and maintenance: the overall device has simple and reasonable structure design, and the connection mode between the components is clear and understandable. For example, the bracket, the bearing with seat, the connecting plate, the tensioning plate and the like are connected by bolts, and the operation is convenient during the installation and dismounting, and the equipment installation, debugging and later maintenance work of the staff are facilitated, the downtime is reduced, and the utilization rate of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 it is the structure front view of the utility model;

[0018] Figure 2 it is Figure 1 the A-A section view in the utility model;

[0019] Figure 3 it is the structure plan view of the utility model;

[0020] Figure 4 it is the structure schematic view of the bracket in the utility model;

[0021] Figure 5 it is the structure plan view of the bracket in the utility model;

[0022] Figure 6 it is the structure schematic view of the bearing connecting plate in the utility model;

[0023] Figure 7 it is Figure 6 the A-A section view in the utility model.

[0024] In the drawing: 1, bracket; 2, chain wheel shaft; 3, flat key; 4, chain wheel; 5, flat washer; 6, nut; 7, bolt; 8, bearing with seat; 9, connecting plate; 10, clamping screw; 11, tensioning plate; 12, tensioning screw; 13, bottom plate; 14, support plate; 15, rib plate; 16, bearing connecting plate; 17, fixed plate. DETAILED DESCRIPTION

[0025] The utility model will be further explained in detail in combination with the drawings and embodiments.

[0026] For example, Figures 1-7As shown, a conveyor sprocket wheel device, including a bracket 1, the bracket 1 includes a bottom plate 13, the upper surface of the bottom plate 13 is symmetrically and parallel provided with two L-shaped support plates 14, the upper part of the support plate 14 is provided with an open long slot on one side, the upper and lower sides of the long slot are respectively and symmetrically provided with an elongated small slot, the open long slot is provided with a bearing 8, the two bearings 8 are provided with a sprocket shaft 2, the sprocket shaft 2 is provided with a sprocket 4, the rear end face of the support plate 14 is provided with a tensioning plate 11 through two tensioning screws 12, the outer end of the bearing 8 is provided with a coupling plate 9, the coupling plate 9 includes a bearing coupling plate 16 and a fixed plate 17, the outer part of the lower end face of the bearing coupling plate 16 is circular, the outer part of the upper end face of the bearing coupling plate 16 is square, the fixed plate 17 is provided at the position away from the center of the circular plate of the bearing coupling plate 16, the fixed plate 17 is parallel to the square side of the bearing coupling plate 16, and one end of the tensioning screw 12 penetrates the fixed plate 17.

[0027] The outer side of the support plate 14 and the bottom plate 13 are provided with a rib plate 15. The sprocket shaft 2 and the sprocket 4 are matched by means of a flat key 3, and the sprocket 4 is provided with a set screw 10.

[0028] Embodiment 1,

[0029] The bracket 1 includes a bottom plate 13, a support plate 14 and a rib plate 15. The support plate 14 is L-shaped, and two support plates 14 are symmetrically and parallel arranged on the upper surface of the bottom plate 13. The upper part of each of the two support plates 14 is provided with an open long slot on the left end, and an elongated small slot is respectively milled on the upper and lower sides of the long slot. The two elongated small slots are symmetrically arranged on the upper and lower sides of the long slot. The two support plates 14 are symmetrically provided with two rows of holes which are symmetrically arranged on the upper and lower sides of the right end which is concentric with the left end long slot. In use, the sprocket shaft 2 is installed through the long hole, and the sprocket shaft 2 is fixed on the bracket 1 through two bearings 8. The outer side of the two support plates 14 and the bottom plate 13 are provided with a rib plate 15, and four rib plates 15 are symmetrically arranged on the two sides of the bottom of the two support plates 14.

[0030] The coupling plate 9 includes a bearing coupling plate 16 and a fixed plate 17. The outer part of the lower end face of the bearing coupling plate 16 is circular, and four through holes are milled on the circular flange. The outer part of the upper end face of the bearing coupling plate 16 is square, and a hole is respectively milled on each of the four corners of the square. A large through hole is arranged at the center of the bearing coupling plate 16. The fixed plate 17 is arranged at the position away from the center of the circular plate of the bearing coupling plate 16, and the fixed plate 17 is vertically arranged beside the square plate of the bearing coupling plate 16. The fixed plate 17 is parallel to the square side of the bearing coupling plate 16.

[0031] The chain wheel 4, the flat key 3 and the bearing with seat 8 are installed on the same chain wheel shaft 2, the chain wheel shaft 2 passes through the concentric hole on the support 1 and is fixed on both sides of the support 1 through two bearings with seat 8, the support 1 is connected with the bearing with seat 8 through the bolt 7; the chain wheel 4 is arranged on the chain wheel shaft 2 and is installed between the two bearings with seat 8, the chain wheel shaft 2 is matched with the chain wheel 4 through the flat key 3, and the chain wheel 4 is provided with the set screw 10; the two bearings with seat 8 are symmetrically arranged on both sides of the support 1, one coupling plate 9 is arranged at the outer end of each bearing with seat 8, and the two coupling plates 9 are fixed on both sides of the support 1 through the bolt 7; the two tension plates 11 are fixed on the rear end faces of the two supporting plates 14 of the support 1 through the two tension screws 12, one end of each tension screw 12 passes through the threaded hole in the fixed plate 17, the other end of each tension screw 12 passes through the tension plate 11, and the tension screw 12 is provided with a nut in front of and behind the two tension plates 11; the lower part of the support 1 is connected with the conveyor support leg, the upper part of the support 1 is connected with the conveyor beam device, and the support 1 is fixed on the conveyor support leg and the beam device through the bolt.

[0032] When working, the left and right positions of the two tension screws 12 are moved, so that the chain wheel 4 is moved in the left and right positions of the long groove of the support 1, and the tightness of the chain installed on the chain wheel 4 is adjusted.

[0033] Threaded holes are arranged on the left end face and the upper end face of each supporting plate 14 and used for installing the chain wheel cover; six through holes are arranged on the bottom plate 13 and used for connecting the conveyor drive device with the conveyor support leg through the six through holes when the conveyor drive device is installed and used; six through holes are arranged on the upper end of each supporting plate 14 away from the long groove, and the six through holes are arranged in three groups in parallel, and the chain wheel device is installed on the conveyor beam device through the bolt when used.

[0034] When working, when the chain wheel device is started, the chain wheel shaft 2 of the chain wheel device rotates, the chain wheel 4 on the chain wheel shaft 2 is driven to rotate, the seed plate hanger arranged on the chain is driven to move forward through the chain on the chain wheel 4, so that the movement of the seed plate on the suspended conveyor is realized, and the movement of the seed plate between the processes of the machine set is realized.

[0035] When working, the conveyor support leg is arranged on the bottom of the conveyor chain wheel device through the bolt, and one side of the upper end of the conveyor is arranged on the conveyor beam through the bolt. The chain is installed between the conveyor drive device and the conveyor chain wheel device, when the conveyor drive device is started, the chain wheel shaft 2 of the conveyor drive device rotates, the conveyor chain wheel device is synchronously driven to rotate, the seed plate suspension device arranged below the chain is driven to move forward, so that the movement of the seed plate on the conveyor is realized, and the movement of the seed plate between the processes of the machine set is realized.

Claims

1. A conveyor sprocket device, characterized in that: The support includes a bracket (1), which includes a base plate (13). Two L-shaped support plates (14) are symmetrically and parallelly arranged on the upper surface of the base plate (13). One side of the upper part of the support plate (14) is provided with a long groove with one end open. The upper and lower sides of the long groove are respectively provided with long grooves. The long groove with a seat bearing (8) is provided on the open long groove. A sprocket shaft (2) is provided between the two seat bearings (8). A sprocket (4) is provided on the sprocket shaft (2). The rear end face of the support plate (14) is connected by two tensioning screws (12). The bearing (8) is provided with a tensioning plate (11) and a connecting plate (9) at the outer end of the bearing (8). The connecting plate (9) includes a bearing connecting plate (16) and a fixing plate (17). The lower end face of the bearing connecting plate (16) is circular, and the upper end face of the bearing connecting plate (16) is square. The circular plate of the bearing connecting plate (16) is provided with a fixing plate (17) away from the center. The fixing plate (17) is parallel to the square side of the bearing connecting plate (16). One end of the tensioning screw (12) passes through the fixing plate (17).

2. The conveyor sprocket device according to claim 1, characterized in that: A stiffening plate (15) is provided between the outer side of the support plate (14) and the bottom plate (13).

3. A conveyor sprocket device according to claim 1 or 2, characterized in that: The sprocket shaft (2) and the sprocket (4) are connected by a flat key (3), and the sprocket (4) is provided with a set screw (10).

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