Adjustable conveyor belt device

Abstract

The utility model discloses a kind of adjustable conveying belt devices, it includes base, fixed conveying belt and adjustable conveying belt, the interval for material conveying is equipped between the fixed conveying belt with the adjustable conveying belt, the linkage assembly for driving feeding is also equipped between the fixed conveying belt with the adjustable conveying belt;Interval adjusting mechanism for controlling the adjustable conveying belt to the fixed conveying belt direction makes to and fro adjustment movement is equipped between the base with the adjustable conveying belt;The adjustable conveying belt device is also provided with pressing mechanism.The utility model is controlled by interval adjusting mechanism by setting mirror image opposite adjustable conveying belt and fixed conveying belt, realizes the stepless or step adjustment of the interval between two conveying belts, that is, can satisfy the conveying demand of multiple width specifications paper material, greatly improve the versatility of equipment, save the trouble of frequently changing special conveying belt, effectively reduce the equipment customization, purchase and maintenance cost of enterprise.

Description

Technical Field

[0001] This utility model relates to the technical field of paper-feeding processing and conveying devices, specifically to an adjustable conveyor belt device. Background Technology

[0002] In the paper processing industry, including tissue paper and toilet paper rolls, cutting is a crucial subsequent process. Cutting wide sheets of raw paper into finished rolls of specific widths requires a conveyor system to stably and accurately transport the paper material to the cutting equipment. For example, patent number 202321032227.5 discloses a paper cutter whose conveyor system typically uses a fixed-width conveyor belt. This conveyor belt structure has the following problems: when producing paper products of different widths, the machine must be stopped and a matching conveyor belt replaced. This process is not only cumbersome and time-consuming, leading to reduced production efficiency, but also requires companies to equip themselves with various conveyor systems, increasing equipment purchase and warehousing management costs. Utility Model Content

[0003] This utility model addresses the shortcomings of current technology by providing an adjustable conveyor belt device, aiming to solve the technical problems of poor applicability and inability to quickly adjust the conveyor devices in existing paper cutters.

[0004] The technical solution adopted by this utility model to achieve the above objectives is as follows: An adjustable conveyor belt device is provided, which is fixed on a frame. The adjustable conveyor belt device has a base for fixing it to the frame. The adjustable conveyor belt device includes a fixed conveyor belt and an adjustable conveyor belt, which are arranged mirror-image opposite each other on the base. A spacing for material conveying is provided between the fixed conveyor belt and the adjustable conveyor belt. A linkage component for driving material feeding is also provided between the fixed conveyor belt and the adjustable conveyor belt. A spacing adjustment mechanism is provided between the base and the adjustable conveyor belt to control the reciprocating movement of the adjustable conveyor belt towards the fixed conveyor belt. The adjustable conveyor belt device also includes a pressing mechanism.

[0005] As a further improvement, the base includes at least two arrayed mounting plates, and the spacing adjustment mechanism includes at least two guide rails, a first adjustment component, and a second adjustment component. The two guide rails are respectively fixed on the mounting plates, and each guide rail is provided with at least two sliders. The fixed conveyor belt and the adjustable conveyor belt are respectively mounted and fixed between the sliders on the two different guide rails. The first adjustment component is provided with a fixing plate, and the fixing plate is fixedly connected to the frame or base. The second adjustment component is disposed on the first adjustment component, and the second adjustment component is provided with a first mounting plate, which is fixedly connected to the outer wall of the adjustable conveyor belt.

[0006] As a further improvement, the first adjusting assembly includes an operating part, a screw, and a first slide. The fixed plate is provided with a bearing, the screw is disposed in the bearing, the operating part is disposed at one end of the screw, the fixed plate is also provided with a guide plate disposed in the direction of the fixed conveyor belt, the guide plate is provided with a guide groove, the first slide is provided with a threaded hole, the first slide is connected to the screw through the threaded hole to form a threaded adjustment connection, the first slide is provided with a guide block disposed in the guide groove, and the second adjusting assembly is fixed on the first slide. As a further improvement, the second adjustment component includes a drive cylinder, the mounting plate is fixedly connected to the drive end of the drive cylinder, and the drive cylinder is also equipped with a sensor.

[0007] As a further improvement, a tensioning assembly is provided at one end of the fixed conveyor belt and one end of the adjustable conveyor belt. Both the fixed conveyor belt and the adjustable conveyor belt include a bracket and a belt. The tensioning assembly is located at one end of the bracket, and a synchronous roller is provided at the other end of the bracket. A fine-tuning structure is provided between the synchronous roller and the bracket. The bracket is provided with a driving synchronous roller, a first pressure roller, and a second pressure roller. The tensioning assembly is provided with a second synchronous roller. The belt is sleeved on the first synchronous roller, the driving synchronous roller, and the second synchronous roller. The outer surfaces of the first pressure roller and the second pressure roller are in contact with the outer wall of the belt. The belt is synchronously meshed with the first synchronous roller, the driving synchronous roller, and the second synchronous roller.

[0008] As a further improvement, each of the active synchronous rollers is provided with a connecting end, which extends through the bottom of the bracket to the outside, and each connecting end is provided with a synchronous pulley; one of the mounting plates is provided with a second mounting plate, and the linkage component includes a servo motor and a belt, the servo motor is fixed on the second mounting plate, the drive end of the servo motor is provided with a synchronous pulley, and the belt is fitted over the synchronous pulley and synchronous pulley 1 of the fixed conveyor belt, and the synchronous pulley on the adjustable conveyor belt abuts against the outer side of the belt 1; the synchronous pulley, synchronous pulley 1 and belt 1 are all synchronously meshed.

[0009] As a further improvement, the tensioning assembly includes a push cylinder, the push cylinder is provided with a support, the push cylinder is fixed to one end of the bracket through the support, the drive end of the push cylinder is provided with a bracket, and the synchronous shaft roller is arranged on the bracket.

[0010] As a further improvement, each of the mounting plates is provided with a horizontal plate, and a flat plate is provided between each of the two horizontal plates. The flat plate and the horizontal plate are fastened together with screws. The inner side of the support of the adjustable conveyor belt is provided with a flat plate, and the flat plate is provided with a connecting part. The connecting part is located above the flat plate.

[0011] As a further improvement, each of the brackets is provided with a mounting block on its top. The mounting block has a slot, and a scale is provided between two slots. One end of the scale is fixedly connected to the mounting block set on the fixed conveyor belt. The mounting block of the adjustable conveyor belt is provided with an indicator block, which is set above the scale.

[0012] As a further improvement, each of the brackets is provided with a mounting block 1 at its top, and the pressing mechanism includes a cylinder 2. The cylinder 2 is provided with a horizontal plate 1, and the two ends of the horizontal plate 1 are respectively fixed on the mounting block 1. The driving end of the cylinder 2 is provided with a pressure plate, and the pressure plate is set within the spacing.

[0013] Compared with the prior art, the adjustable conveyor belt device provided in this utility model embodiment has at least one of the following technical effects: 1. This utility model achieves stepless or stepped adjustment of the distance between two conveyor belts by setting up an adjustable conveyor belt and a fixed conveyor belt that are mirror-opposite and controlled by a spacing adjustment mechanism. It can meet the conveying needs of paper materials of various widths and specifications, greatly improve the versatility of the equipment, eliminate the trouble of frequently replacing special conveyor belts, and effectively reduce the equipment customization, purchase and maintenance costs of enterprises.

[0014] The spacing adjustment mechanism employs a first adjustment component for rapid coarse adjustment, combined with a second adjustment component for fine adjustment or automatic micro-adjustment. This dual adjustment mechanism not only ensures the accuracy of spacing adjustment but also enables rapid response and automated control, significantly improving the equipment's production efficiency and intelligence level. Furthermore, the first and second adjustment components serve as backup adjustments, ensuring the normal operation of the adjustable conveyor belt device.

[0015] 2. By setting up a linkage component to achieve the linkage between the fixed conveyor belt and the adjustable conveyor belt, and by using the synchronous pulley of the adjustable conveyor belt to press against the same synchronous belt, it is ensured that the two belts can maintain absolute synchronous operation even when the spacing changes, avoiding paper pulling, deformation, or deviation caused by speed differences. At the same time, the pressing mechanism can sort and flatten the paper passing through the spacing, ensuring the flatness and stability of the paper when it enters the cutting station, thereby guaranteeing the cutting quality of the final product. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 This is a schematic diagram of the overall structure of the adjustable conveyor belt device in this embodiment; Figure 2 This is a bottom view of the adjustable conveyor belt device in this embodiment; Figure 3 This is a schematic diagram of the adjustable conveyor belt in this embodiment; Figure 4 This is a bottom view of the adjustable conveyor belt in this embodiment; Figure 5 This is a schematic diagram of the fixed conveyor belt in this embodiment; Figure 6 This is a bottom view of the fixed conveyor belt in this embodiment. Detailed Implementation

[0018] The following description is only a preferred embodiment of the present invention and does not limit the scope of protection of the present invention.

[0019] For examples, see the appendix. Figures 1-6 An adjustable conveyor belt device 1 is fixed on a frame. The adjustable conveyor belt device 1 is provided with a base 2, which is used to fix the adjustable conveyor belt device 1 on the frame. The adjustable conveyor belt device 1 includes a fixed conveyor belt 3 and an adjustable conveyor belt 4. The fixed conveyor belt 3 and the adjustable conveyor belt 4 are arranged on the base 2 in a mirror-image manner. A spacing 5 for material conveying is provided between the fixed conveyor belt 3 and the adjustable conveyor belt 4. A linkage component 6 for driving material feeding is also provided between the fixed conveyor belt 3 and the adjustable conveyor belt 4. A spacing adjustment mechanism 7 is provided between the base 2 and the adjustable conveyor belt 4 to control the adjustable conveyor belt 4 to make reciprocating adjustment movement in the direction of the fixed conveyor belt 3. The adjustable conveyor belt device 1 is also provided with a pressing mechanism 8.

[0020] The base 2 includes at least two arrayed mounting plates 20. The spacing adjustment mechanism 7 includes at least two guide rails 70, a first adjustment component 71, and a second adjustment component 72. The two guide rails 70 are respectively fixed on the mounting plates 20. Each guide rail 70 is provided with at least two sliders 700. The fixed conveyor belt 3 and the adjustable conveyor belt 4 are respectively mounted and fixed between the sliders 700 on the two different guide rails 70. The first adjustment component 71 is provided with a fixing plate 710, which is fixedly connected to the frame or base 2. The second adjustment component 72 is disposed on the first adjustment component 71 and is provided with a mounting plate 720, which is fixedly connected to the outer wall of the adjustable conveyor belt 4. The spacing adjustment mechanism 7 is used to adjust the spacing 5, so that the adjustable conveyor belt device 1 can be configured into adjustable conveyor belt devices 1 of different specifications and sizes, which can be used to transport paper materials of different widths, improve applicability and convenience, and reduce customization costs.

[0021] The first adjustment assembly 71 includes an operating part 711, a screw 712, and a first slide block 713. The fixing plate 710 is provided with a bearing, the screw 712 is disposed in the bearing, the operating part 711 is disposed at one end of the screw 712, the fixing plate 710 is also provided with a guide plate 710a disposed in the direction of the fixed conveyor belt 3, the guide plate 710a is provided with a guide groove 710b, the first slide block 713 is provided with a threaded hole 713a, the first slide block 713 is connected to the screw 712 through the threaded hole 713a to form a threaded adjustment connection, the first slide block 713 is provided with a guide block 713b disposed in the guide groove 710b, the second adjustment assembly 72 is fixed on the first slide block 713, the operating part 711 can be a manual operating part 711 or a servo motor operating part 711, the operating part 711 is used to make the first adjustment of the distance 5, thereby improving the adjustment efficiency. The second adjustment component 72 includes a drive cylinder 721. The mounting plate 720 is fixedly connected to the drive end of the drive cylinder 721. The drive cylinder 721 is also equipped with a sensor. The second adjustment component 72 is used to automatically move the adjustable conveyor belt 4 toward or away from the fixed conveyor belt 3, thereby improving automation efficiency. The second adjustment component 72 can also provide backup adjustment. When an error occurs, the second adjustment component 72 can be adjusted to ensure usability.

[0022] Tensioning components 9 are provided at one end of the fixed conveyor belt 3 and one end of the adjustable conveyor belt 4. Both the fixed conveyor belt 3 and the adjustable conveyor belt 4 include a support 10 and a belt 11. The support 10 supports two upper and lower flat plates and multiple uprights for connecting the two plates. The tensioning component 9 is located at one end of the support 10. Synchronous shaft rollers 100 are provided at the other end of the support 10. A fine-tuning structure 101 is provided between the synchronous shaft rollers 100 and the support 10. The fine-tuning structure 101 includes straight slots on the ends of the upper and lower flat plates of the support 10. Each component is equipped with an active synchronous roller 102, a first pressure roller 103, and a second pressure roller 104. The tensioning assembly 9 is equipped with a second synchronous roller 90. The belt 11 is sleeved on the first synchronous roller 100, the active synchronous roller 102, and the second synchronous roller 90. The outer surfaces of the first pressure roller 103 and the second pressure roller 104 are in contact with the outer wall of the belt 11. The belt 11 is synchronously meshed with the first synchronous roller 100, the active synchronous roller 102, and the second synchronous roller 90. The tensioning assembly 9 and the fine-tuning structure 101 are used to ensure the tension of the belt 11 and to ensure subsequent conveying operations.

[0023] Each of the active synchronous rollers 102 is provided with a connecting end, which extends through the bottom of the bracket 10 to the outside. Each connecting end is provided with a synchronous pulley 102a. One of the mounting plates 20 is provided with a second mounting plate 200. The linkage component 6 includes a servo motor 60 and a belt 61. The servo motor 60 is fixed on the second mounting plate 200. The drive end of the servo motor 60 is provided with a synchronous pulley 600. The belt 61 is sleeved on the synchronous pulleys 102a and 600 of the fixed conveyor belt 3. The synchronous pulley 102a on the adjustable conveyor belt 4 abuts against the outer side of the belt 61. The synchronous pulley 102a, the synchronous pulley 600 and the belt 61 are all synchronously meshed. The synchronous meshing connection is formed by the synchronous teeth of the synchronous pulley 102a, the synchronous pulley 600 and the belt 61. The synchronous pulley 102a on the adjustable conveyor belt 4 abuts against the outer side of the belt 61 to ensure that the belt 61 is tightened when the adjustable conveyor belt 4 moves, thereby ensuring the subsequent linkage conveying action.

[0024] The tensioning assembly 9 includes a push cylinder 91, which is provided with a support 92. The push cylinder 91 is fixed to one end of the bracket 10 through the support 92. The drive end of the push cylinder 91 is provided with a bracket 102. The synchronous roller 90 is mounted on the bracket 102. The push cylinder 91 is used to push the synchronous roller 90 to move towards the center, thereby pressing the belt 11 of the synchronous roller 90 at the end against the outer wall of the paper material, ensuring the stability of the paper material conveying.

[0025] Each mounting plate 20 is provided with a horizontal plate 201, and a flat plate 201a is provided between each two horizontal plates 201. The flat plate 201a is composed of multiple arrayed long strips, and straight grooves are provided at both ends of each long strip. The flat plate 201a is screwed to the horizontal plate 201. The inner side of the bracket 10 of the adjustable conveyor belt 4 is provided with a flat plate 105. The flat plate 105 is provided with a connecting part 105a. The connecting part 105a is located above the flat plate 105. The connecting part 105a can move on the flat plate 105 towards the fixed conveyor belt 3 or away from the fixed conveyor belt 3.

[0026] Each bracket 10 is provided with a mounting block 106 on its top. The mounting block 106 is provided with a slot 106a. A scale 107 is provided between two slots 106a. One end of the scale 107 is fixedly connected to the mounting block 106 provided on the fixed conveyor belt 3. The mounting block 106 of the adjustable conveyor belt 4 is provided with an indicator block 106b. The indicator block 106b is provided above the scale 107. The scale 107 is used to visually observe the distance of the spacing 5, so as to facilitate the adjustment of the spacing 5 and ensure the subsequent conveying of paper materials.

[0027] The top of each bracket 10 is provided with a mounting block 108. The pressing mechanism 8 includes a cylinder 80. The cylinder 80 is provided with a horizontal plate. The two ends of the horizontal plate are respectively fixed on the mounting block 108. The driving end of the cylinder 80 is provided with a pressure plate 800. The pressure plate 800 is set within the spacing 5. The two ends of the horizontal plate are provided with straight grooves. Each mounting block 108 is provided with screws. The screws are inserted into the straight grooves to set the horizontal plate 201 within the spacing 5. After the screws of the mounting block 108 on the fixed conveyor belt 3 are adjusted, one end of the horizontal plate is locked and fixed. The screw of the other mounting block 108 on the adjustable conveyor belt 4 acts as a guide block to guide the sliding along the straight groove direction. The pressing mechanism 8 is used to sort and press the paper material passing through the adjustable conveyor belt device 1 to ensure the stability and quality of subsequent cutting and slitting.

[0028] This invention achieves stepless or stepped adjustment of the distance between two conveyor belts by setting up a mirror-opposite adjustable conveyor belt and a fixed conveyor belt controlled by a distance adjustment mechanism. This meets the conveying needs of paper materials of various widths, greatly improving the equipment's versatility, eliminating the hassle of frequently replacing dedicated conveyor belts, and effectively reducing the enterprise's equipment customization, purchase, and maintenance costs. The distance adjustment mechanism uses a first adjustment component for rapid coarse adjustment, combined with a second adjustment component for fine adjustment or automatic micro-adjustment. This dual adjustment mechanism not only ensures the accuracy of distance adjustment but also achieves rapid response and automated control, significantly improving the equipment's production efficiency and intelligence level. Furthermore, the first and second adjustment components serve as backup adjustments, ensuring the normal operation of the adjustable conveyor belt device. By setting up a linkage component to achieve linkage between the fixed and adjustable conveyor belts, and utilizing the synchronous pulleys of the adjustable conveyor belt pressed against the same synchronous belt, it ensures that the two belts maintain absolute synchronous operation even when the distance changes, avoiding paper material pulling, deformation, or deviation caused by speed differences. Meanwhile, the pressing mechanism can organize and flatten the paper material passing through the gap, ensuring the flatness and stability of the paper material when it enters the cutting station, thereby guaranteeing the cutting quality of the final product.

[0029] This utility model is not limited to the above-described embodiments. Other devices for adjustable conveyor belts that use the same or similar structures or devices as the above-described embodiments of this utility model are all within the protection scope of this utility model.

Claims

1. An adjustable conveyor belt device, wherein the adjustable conveyor belt device is fixed on a frame, characterized in that: The adjustable conveyor belt device is provided with a base for fixing the adjustable conveyor belt device on the frame. The adjustable conveyor belt device includes a fixed conveyor belt and an adjustable conveyor belt, which are arranged on the base in a mirror-image manner. A spacing for material conveying is provided between the fixed conveyor belt and the adjustable conveyor belt. A linkage component for driving material feeding is also provided between the fixed conveyor belt and the adjustable conveyor belt. A spacing adjustment mechanism is provided between the base and the adjustable conveyor belt to control the adjustable conveyor belt to make reciprocating adjustment movements towards the fixed conveyor belt. The adjustable conveyor belt device is also provided with a pressing mechanism.

2. The adjustable conveyor belt device according to claim 1, characterized in that: The base includes at least two arrayed mounting plates. The spacing adjustment mechanism includes at least two guide rails, a first adjustment component, and a second adjustment component. The two guide rails are respectively fixed on the mounting plates. Each guide rail is provided with at least two sliders. The fixed conveyor belt and the adjustable conveyor belt are respectively mounted and fixed between the sliders on the two different guide rails. The first adjustment component is provided with a fixing plate, which is fixedly connected to the frame or base. The second adjustment component is disposed on the first adjustment component. The second adjustment component is provided with a first mounting plate, which is fixedly connected to the outer wall of the adjustable conveyor belt.

3. The adjustable conveyor belt device according to claim 2, characterized in that: The first adjustment assembly includes an operating part, a screw, and a first slide. The fixed plate is provided with a bearing, the screw is disposed in the bearing, the operating part is disposed at one end of the screw, the fixed plate is also provided with a guide plate disposed in the direction of the fixed conveyor belt, the guide plate is provided with a guide groove, the first slide is provided with a threaded hole, the first slide is connected to the screw through the threaded hole to form a threaded adjustment connection, the first slide is provided with a guide block disposed in the guide groove, and the second adjustment assembly is fixed on the first slide.

4. The adjustable conveyor belt device according to claim 3, characterized in that: The second adjustment component includes a drive cylinder, and the mounting plate is fixedly connected to the drive end of the drive cylinder. The drive cylinder is also equipped with a sensor.

5. The adjustable conveyor belt device according to claim 4, characterized in that: Tensioning components are provided at one end of the fixed conveyor belt and one end of the adjustable conveyor belt. Both the fixed conveyor belt and the adjustable conveyor belt include a bracket and a belt. The tensioning component is located at one end of the bracket, and a synchronous roller is provided at the other end of the bracket. A fine-tuning structure is provided between the synchronous roller and the bracket. The bracket is provided with a driving synchronous roller, a first pressure roller, and a second pressure roller. The tensioning component is provided with a second synchronous roller. The belt is sleeved on the first synchronous roller, the driving synchronous roller, and the second synchronous roller. The outer surfaces of the first pressure roller and the second pressure roller are in contact with the outer wall of the belt. The belt is synchronously meshed with the first synchronous roller, the driving synchronous roller, and the second synchronous roller.

6. The adjustable conveyor belt device according to claim 5, characterized in that: Each of the active synchronous rollers is provided with a connecting end, which extends through the bottom of the bracket to the outside. Each connecting end is provided with a synchronous pulley. One of the mounting plates is provided with a second mounting plate. The linkage component includes a servo motor and a belt. The servo motor is fixed on the second mounting plate. The drive end of the servo motor is provided with a synchronous pulley. The belt is fitted over the synchronous pulley and synchronous pulley 1 of the fixed conveyor belt. The synchronous pulley on the adjustable conveyor belt abuts against the outer side of the belt 1. The synchronous pulley, synchronous pulley 1, and belt 1 are all synchronously meshed.

7. The adjustable conveyor belt device according to claim 6, characterized in that: The tensioning assembly includes a push cylinder, which is provided with a support. The push cylinder is fixed to one end of the bracket through the support. The drive end of the push cylinder is provided with a second bracket, and the synchronous shaft roller is mounted on the second bracket.

8. The adjustable conveyor belt device according to claim 7, characterized in that: Each mounting plate is provided with a horizontal plate, and a flat plate is provided between each of the two horizontal plates. The flat plate and the horizontal plate are fastened together with screws. The inner side of the support of the adjustable conveyor belt is provided with a flat plate, and the flat plate is provided with a connecting part. The connecting part is located above the flat plate.

9. The adjustable conveyor belt device according to claim 8, characterized in that: Each bracket has a mounting block on its top, and the mounting block has a slot. A scale is provided between two slots. One end of the scale is fixedly connected to the mounting block set on the fixed conveyor belt. The mounting block of the adjustable conveyor belt has an indicator block, which is set above the scale.

10. The adjustable conveyor belt device according to claim 9, characterized in that: The top of each bracket is provided with a mounting block 1. The pressing mechanism includes a cylinder 2. The cylinder 2 is provided with a horizontal plate 1. Both ends of the horizontal plate 1 are respectively fixed on the mounting block 1. The driving end of the cylinder 2 is provided with a pressure plate. The pressure plate is set within the spacing.

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