Roller type conveying belt convenient to adjust

Abstract

The utility model relates to a roller type conveying belt convenient to adjust, which comprises a base plate, four supports are fixedly mounted at the top of the base plate, and a roller conveying belt adjusting structure comprises two hollow plates fixedly mounted at the tops of the four supports. According to the roller type conveying belt convenient to adjust, conveying operation of the conveying belt is achieved through operation of the first conveying roller and the second conveying roller, the driving structure drives the second screw to rotate reversely in the rotary drum, then the rotary drum can be driven to descend, the conveying belt is tightened, normal operation of the rotary drum is ensured, and on the contrary, if the conveying belt needs to be lengthened, the second screw rotates forwards, and the conveying belt is tightened. And then, the servo motor drives the first screw rod to rotate in the forward direction, the telescopic arm drives the first conveying roller to move backwards, the distance between the first conveying roller and the second conveying roller is increased, then the loosened conveying belt can be tensioned, the length and the tension degree of the conveying belt can be flexibly adjusted through the design, and high efficiency and stability of conveying operation are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to roller conveyor technology field, concretely is a kind of roller conveyor of easy adjustment. BACKGROUND

[0002] As an important material conveying equipment, roller conveyor is widely used in various industrial fields, such as manufacturing, logistics and mining industry, etc., its main function is to convey materials through the rolling of roller, to realize material handling and transfer in automated production process.

[0003] There are some problems in the design of existing roller conveyor, especially in adapting to different use scenarios and space requirements, the traditional roller conveyor usually adopts fixed length design, once its length and layout are determined, it is difficult to adjust flexibly according to actual demand, which leads to that in actual application, users often need to design and arrange production site according to the length of conveyor belt, which not only increases the difficulty and cost of site planning, but also limits the flexibility and efficiency of production process, so a kind of roller conveyor of easy adjustment is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a kind of roller conveyor of easy adjustment to overcome the deficiencies in the prior art.

[0005] The technical scheme for solving the above technical problems is as follows: a kind of roller conveyor of easy adjustment, including base plate, the top of the base plate is fixedly installed with four supports, four supports are located at the four corner parts of base plate respectively, the top of the base plate is provided with roller conveyor adjusting structure.

[0006] The roller conveyor adjusting structure comprises two hollow plates fixedly installed on the top of the four supports, a retractable arm slidably installed in the inside of the two hollow plates and penetrating through the back thereof, a first conveying roller fixedly installed between the two retractable arms and close to the back thereof, a servo motor fixedly installed on the front of the two hollow plates, a first screw rod fixedly installed on the output end of the two servo motors and penetrating through the inside of the hollow plate and the retractable arm, the first screw rod being rotatably installed in the inside of the hollow plate and threadedly installed in the inside of the retractable arm, a second conveying roller fixedly installed between the two hollow plates and close to the surface thereof, a conveyor belt movably installed on the outside of the first and second conveying rollers, two hollow supports fixedly installed on the top of the base plate and between the four supports, a rotating drum slidably installed between the two hollow supports and located in the inside of the conveyor belt, a support block fixedly installed on the inside of the two hollow supports and close to the top thereof, a second screw rod fixedly installed on the bottom of the two support blocks and penetrating through the inside of the rotating drum, the second screw rod being rotatably installed on the top of the base plate and threadedly installed in the inside of the rotating drum, and a driving structure arranged on the top of the base plate and used for driving the two second screw rods to rotate.

[0007] The utility model discloses the beneficial effect is: through the operation of first conveying roller and second conveying roller realizes the conveying operation of conveyor belt, and the driving structure drives the reverse rotation of second screw rod in rotating drum, can drive rotating drum to descend and tighten conveyor belt, ensures normal operation, on the contrary, if needs to extend conveyor belt, and second screw rod is forward rotation, makes rotating drum rise, and conveyor belt is loose along with it, subsequently, servo motor drives first screw rod forward rotation, and retractable arm drives first conveying roller to move back, and the interval of second conveying roller is increased, and then, the loose conveyor belt can be tensioned, and this design allows the length and tension of conveyor belt to be adjusted flexibly, ensures the high efficiency and stability of conveying operation.

[0008] On the basis of the above technical scheme, the utility model still can make improvement as follows.

[0009] Further, the driving structure comprises a double-shaft motor fixedly installed on the top of the base plate, a transmission rod fixedly installed on the left and right output ends of the double-shaft motor, a first bevel gear fixedly installed on the outside of the two transmission rods, a second bevel gear fixedly installed on the outside of the two second screw rods, and the second bevel gear being engaged with the top of the first bevel gear.

[0010] Further, a sliding block is fixedly installed on the inside of the two retractable arms and penetrating through the inside of the hollow plate, and the sliding block slides in the inside of the hollow plate.

[0011] Further, a vertical rod is fixedly installed in the inside of the two hollow supports, a connecting block is fixedly installed on the left and right sides of the rotating drum, and the connecting block slides on the outside of the vertical rod.

[0012] Furthermore, two horizontal plates are fixedly installed on the outer side of each of the two hollow supports, and two tensioning drums are rotatably installed between the four horizontal plates. The two tensioning drums are located on the front and rear sides of the drum respectively, and both tensioning drums are in contact with the top of the conveyor belt. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of the present utility model. Figure 1 ;

[0014] Figure 2 Another perspective view of the overall structure of this utility model Figure 2 ;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the present invention. Figure 3 ;

[0016] Figure 4 This utility model Figure 1 Enlarged structural diagram in the middle Figure 4 ;

[0017] Figure 5 This is a schematic diagram of the cross-sectional structure of the hollow plate of this utility model. Figure 5 ;

[0018] Figure 6 This is a schematic diagram of the connection between the telescopic arm and the slider structure of this utility model. Figure 6 .

[0019] The attached diagram lists the components represented by each number as follows:

[0020] 1. Base plate; 2. Support frame; 3. Hollow plate; 4. Telescopic arm; 5. Conveyor roller No. 1; 6. Servo motor; 7. Screw No. 1; 8. Conveyor roller No. 2; 9. Conveyor belt; 10. Hollow support frame; 11. Rotary drum; 12. Support block; 13. Screw No. 2; 14. Dual-axis motor; 15. Transmission rod; 16. Bevel gear No. 1; 17. Bevel gear No. 2; 18. Slider; 19. Vertical rod; 20. Connecting block; 21. Horizontal plate; 22. Tensioning rotary drum. Detailed Implementation

[0021] The principles and features of this utility model are described below with reference to the accompanying drawings. The examples given are only for explaining this utility model and are not intended to limit the scope of this utility model.

[0022] Example 1, as Figures 1-6 As shown, a conveniently adjustable roller conveyor belt includes a base plate 1. Four supports 2 are fixedly installed on the top of the base plate 1. The four supports 2 are located at the four corners of the base plate 1. A roller conveyor belt adjustment structure is provided on the top of the base plate 1.

[0023] The roller conveyor adjusting structure comprises two hollow plates 3 fixedly installed on the top of the four supports 2, a retractable arm 4 slidably installed in the interior of the two hollow plates 3 and penetrating through the back thereof, a first conveying roller 5 fixedly installed between the two retractable arms 4 and close to the back thereof, a servo motor 6 fixedly installed on the front surface of each of the two hollow plates 3, a first screw rod 7 fixedly installed on the output end of each of the two servo motors 6 and penetrating through the interior of the hollow plate 3 and the retractable arm 4, the first screw rod 7 being rotatably installed in the interior of the hollow plate 3 and threadedly installed in the interior of the retractable arm 4, a second conveying roller 8 fixedly installed between the two hollow plates 3 and close to the surface thereof, a conveyor belt 9 movably installed on the exterior of the first conveying roller 5 and the second conveying roller 8, two hollow supports 10 fixedly installed on the top of the base plate 1 and located between the four supports 2, a rotating drum 11 slidably installed between the two hollow supports 10 and located in the interior of the conveyor belt 9, a support block 12 fixedly installed on the inner side of each of the two hollow supports 10 and close to the top thereof, a second screw rod 13 fixedly installed on the bottom of each of the two support blocks 12 and penetrating through the interior of the rotating drum 11, the second screw rod 13 being rotatably installed on the top of the base plate 1 and threadedly installed in the interior of the rotating drum 11, and a driving structure arranged on the top of the base plate 1 and used for driving the two second screw rods 13 to rotate.

[0024] When in use, the first conveying roller 5 and the second conveying roller 8 are operated to drive the conveyor belt 9 to perform the conveying operation, the two servo motors 6 are driven to reversely rotate the two first screw rods 7 so as to force the two retractable arms 4 to move forward with the first conveying roller 5, at this time, the distance between the first conveying roller 5 and the second conveying roller 8 becomes shorter, then the driving structure drives the two second screw rods 13 to reversely rotate in the interior of the rotating drum 11, so as to make the rotating drum 11 descend, the descending of the rotating drum 11 in the interior of the conveyor belt 9 can make the conveyor belt 9 tighten, after the conveyor belt 9 is tightened, the first conveying roller 5 and the second conveying roller 8 can drive the conveyor belt 9 to normally operate, when it is needed to be lengthened, the driving structure drives the two second screw rods 13 to forwardly rotate, so as to make the rotating drum 11 ascend, after the rotating drum 11 ascends, the conveyor belt 9 becomes loose, then the two servo motors 6 drive the two first screw rods 7 to forwardly rotate to force the two retractable arms 4 to move backward with the first conveying roller 5, after the distance between the first conveying roller 5 and the second conveying roller 8 is lengthened, the loosened conveyor belt 9 can be tightened, at this time, the operation of the first conveying roller 5 and the second conveying roller 8 can drive the conveyor belt 9 to perform the conveying operation.

[0025] In the embodiment 2, as shown in the figure, Figures 1-4 the further improvement is made on the basis of the embodiment 1, and the specific implementation is as follows:

[0026] The drive structure includes a dual-axis motor 14 fixedly mounted on the top of the base plate 1. Transmission rods 15 are fixedly mounted on the left and right output ends of the dual-axis motor 14. A first bevel gear 16 is fixedly mounted on the outer side of each of the two transmission rods 15. A second bevel gear 17 is fixedly mounted on the outer side of each of the two second screws 13. The second bevel gear 17 meshes with the top of the first bevel gear 16.

[0027] The dual-axis motor 14 can drive the first bevel gear 16 on the outer side of the two transmission rods 15 to rotate in both directions. The rotation of the two first bevel gears 16 can drive the second screw 13 inside the two second bevel gears 17 to rotate synchronously.

[0028] Example 3, as Figure 6 As shown, this embodiment is a further improvement based on embodiment 1, and its specific details are as follows:

[0029] Both telescopic arms 4 have sliders 18 fixedly installed on their inner sides, which penetrate into the hollow plate 3. The sliders 18 slide back and forth inside the hollow plate 3.

[0030] The telescopic arm 4 can be restricted to slide back and forth inside the hollow plate 3 by the installed slider 18, which can prevent the telescopic arm 4 from detaching from the interior of the hollow plate 3.

[0031] Example 4, as Figures 1-3 As shown, this embodiment is a further improvement based on embodiment 1, and its specific details are as follows:

[0032] Vertical rods 19 are fixedly installed inside both hollow supports 10, and connecting blocks 20 are fixedly installed on both the left and right sides of the rotating drum 11. The connecting blocks 20 slide up and down outside the vertical rods 19.

[0033] The two vertical rods 19 installed can respectively restrict the two connecting blocks 20 to rise and fall inside the two hollow brackets 10. After the two connecting blocks 20 are restricted, the rotating drum 11 installed between them can be limited to rise and fall.

[0034] Example 5, as Figures 1-3 As shown, this embodiment is a further improvement based on embodiment 1, and its specific details are as follows:

[0035] Two horizontal plates 21 are fixedly installed on the outer side of each of the two hollow supports 10. Two tensioning drums 22 are rotatably installed between the four horizontal plates 21. The two tensioning drums 22 are located on the front and rear sides of the drum 11, respectively, and both tensioning drums 22 are in contact with the top of the conveyor belt 9.

[0036] The conveyor belt 9 is supported by four horizontal plates 21 and two tensioning drums 22 at the bottom. The two tensioning drums 22 contact the bottom of the conveyor belt 9 to tighten it, making the operation more stable.

[0037] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

Claims

1. A conveniently adjustable roller conveyor belt, comprising a base plate (1), characterized in that: The top of the substrate (1) is fixedly equipped with four brackets (2), which are located at the four corners of the substrate (1). The top of the substrate (1) is provided with a roller conveyor belt adjustment structure. The roller conveyor belt adjustment structure includes two hollow plates (3) fixedly installed on the top of four supports (2). Telescopic arms (4) extending through to the back of each hollow plate (3) are slidably installed inside. A first conveyor roller (5) is fixedly installed between the two telescopic arms (4) near their backs. Servo motors (6) are fixedly installed on the front of each hollow plate (3). A first screw (7) extending through the hollow plate (3) and telescopic arms (4) is fixedly installed at the output end of each servo motor (6). The first screw (7) is rotatably installed inside the hollow plate (3) and threadedly installed inside the telescopic arms (4). A second conveyor roller (8) is fixedly installed between the two hollow plates (3) near their surfaces. The first conveyor roller (5)... A conveyor belt (9) is movably mounted on the outside of the second conveyor roller (8). Two hollow supports (10) located between four supports (2) are fixedly mounted on the top of the base plate (1). A rotating drum (11) is slidably mounted between the two hollow supports (10). The rotating drum (11) is located inside the conveyor belt (9). Support blocks (12) near the top of each of the two hollow supports (10) are fixedly mounted on the inner side of each of the two hollow supports (10). A second screw (13) penetrating into the rotating drum (11) is fixedly mounted on the bottom of each of the two support blocks (12). The second screw (13) is rotatably mounted on the top of the base plate (1). The second screw (13) is threadedly mounted inside the rotating drum (11). A drive structure for driving the two second screws (13) to rotate is provided on the top of the base plate (1).

2. The easily adjustable roller conveyor belt according to claim 1, characterized in that: The drive structure includes a dual-axis motor (14) fixedly mounted on the top of the base plate (1). The left and right output ends of the dual-axis motor (14) are both fixedly mounted with transmission rods (15). The outer sides of the two transmission rods (15) are both fixedly mounted with first bevel teeth (16). The outer sides of the two second screws (13) are both fixedly mounted with second bevel teeth (17). The second bevel teeth (17) mesh with the top of the first bevel teeth (16).

3. The easily adjustable roller conveyor belt according to claim 1, characterized in that: Both telescopic arms (4) are fixedly installed with sliders (18) that penetrate into the hollow plate (3) and slide back and forth inside the hollow plate (3).

4. The easily adjustable roller conveyor belt according to claim 1, characterized in that: Vertical rods (19) are fixedly installed inside both hollow supports (10), and connecting blocks (20) are fixedly installed on both the left and right sides of the rotating drum (11). The connecting blocks (20) slide up and down outside the vertical rods (19).

5. The easily adjustable roller conveyor belt according to claim 1, characterized in that: Two horizontal plates (21) are fixedly installed on the outer side of each of the two hollow supports (10). Two tensioning drums (22) are rotatably installed between the four horizontal plates (21). The two tensioning drums (22) are located on the front and rear sides of the drum (11) respectively. Both tensioning drums (22) are in contact with the top of the conveyor belt (9).

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