CN113844844A

CN113844844A - Belt tensioning device and gypsum board production equipment

Info

Publication number: CN113844844A
Application number: CN202110942274.2A
Authority: CN
Inventors: 谢富冬; 梁松茂; 刘涛
Original assignee: China National Building Materials Innovation and Technology Research Institute Co Ltd
Current assignee: China National Building Materials Innovation and Technology Research Institute Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2021-12-28

Abstract

The embodiment of the application discloses belt tightener includes: the automatic tensioning device comprises a rack and at least one automatic tensioning device capable of freely stretching and retracting, wherein the automatic tensioning device is arranged on the rack and is used for tensioning a belt.

Description

Belt tensioning device and gypsum board production equipment

Technical Field

The embodiment of the application relates to gypsum board production facility field, more specifically relates to a belt overspeed device tensioner and gypsum board production facility.

Background

In the current gypsum board production process, the running state of the two-control lifting roller conveyor has important influence on the running of the whole production line. In order to save the equipment space, the tensioning mechanism of the lifting roller conveyor is mostly arranged at the bottom of the frame and is connected with the lifter, so that the position is fixed and is too narrow, and the equipment is inconvenient to adjust and maintain. Because the tensioning device assembly is connected with the lifter, the lifting power of the lifter is increased, and the energy consumption is increased.

Disclosure of Invention

The embodiment of the application provides a belt tensioning device and gypsum board production facility can reduce the lifting power of gypsum board lift roller conveyor, has reduced energy consumption to can realize freely tensioning the belt.

The belt tensioner of the embodiment of this application includes: the automatic tensioning device comprises a rack and at least one automatic tensioning device capable of freely stretching and retracting, wherein the automatic tensioning device is arranged on the rack and is used for tensioning a belt.

In one exemplary embodiment, the belt tensioner further comprises one or more fixed tensioners disposed on the frame for tensioning the belt, the automatic tensioner being located downstream of the fixed tensioner.

In an exemplary embodiment, the automatic tensioner is provided with a first rotating wheel and an elastic member installed to be engaged with the first rotating wheel, by which the first rotating wheel can be freely extended and contracted.

In one exemplary embodiment, the fixed tensioner includes a main body fixedly mounted on the frame, a lead screw mounted in the main body, and a second rotating wheel mounted in cooperation with the lead screw and adjustable in mounting position in the main body.

In an exemplary embodiment, the first rotatable wheel rotates in a direction opposite to the direction of rotation of the second rotatable wheel.

In one exemplary embodiment, the belt tensioner further comprises a drive motor disposed on the frame, the drive motor being located downstream of the automatic tensioner.

In one exemplary embodiment, the frame comprises a main frame which is rectangular as a whole, an inclined frame arranged in the main frame, and a protruding frame arranged at the upper end of the main frame; the driving motor is arranged on the upper frame of the main frame, the automatic tensioner is arranged on the extending frame and is higher than the bottom of the driving motor, and the fixed tensioner is arranged on the inclined frame.

In an exemplary embodiment, a guide wheel is also provided on the frame, the guide wheel being located upstream of the fixed tensioner.

The gypsum board production equipment comprises a gypsum board lifting roller conveyor and the belt tensioning device, wherein the belt tensioning device is installed corresponding to the gypsum board lifting roller conveyor, and the gypsum board lifting roller conveyor is connected with the belt tensioning device through a belt.

In an exemplary embodiment, a belt tensioner is provided at the tail of the gypsum board lifting roller conveyor.

Compared with the prior art, the belt tensioning device of the embodiment of the application can automatically adjust the tension of the belt through one or more automatic tensioners of the belt tensioning device, and prevent the belt from being damaged or broken due to overlarge stress in the tensioning process and solve the problem of insufficient tension after the stress is reduced.

In addition, the belt tensioning device of the embodiment of the application is provided with a plurality of free tensioners for jointly tensioning; or at least one free tensioner and at least one fixed tensioner are matched for tensioning, so that the problem that the tensioning force of one tensioner is insufficient or the tensioning adjusting range is too large and is easy to damage after long-term use can be prevented.

Moreover, this application embodiment is through setting up belt overspeed device tensioner alone, and the equipment adjustment and the maintenance of being convenient for can reduce gypsum board lift roller conveyor's lifting power, have reduced energy resource consumption, can solve simultaneously alone to set up the too big problem that leads to damaging or fracture of belt tensioning force that can not lead to the fact with gypsum board lift roller conveyor goes up and down jointly.

Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter and not to limit the subject matter.

FIG. 1 is a schematic view of a belt tensioner provided by an embodiment of the present application;

fig. 2 is a schematic view of a gypsum board production facility provided in an embodiment of the present application.

Detailed Description

The present application describes embodiments, but the description is illustrative rather than limiting and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the embodiments described herein. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or instead of any other feature or element in any other embodiment, unless expressly limited otherwise.

The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The embodiments, features and elements disclosed in this application may also be combined with any conventional features or elements to form a unique inventive concept as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive aspects to form yet another unique inventive aspect, as defined by the claims. Thus, it should be understood that any of the features shown and/or discussed in this application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not limited except as by the appended claims and their equivalents. Furthermore, various modifications and changes may be made within the scope of the appended claims.

Further, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other orders of steps are possible as will be understood by those of ordinary skill in the art. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Further, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.

As shown in fig. 1, an embodiment of the present application provides a belt tensioner 100, including: the automatic tensioning device comprises a frame 10 and an automatic tensioning device 11 which is arranged on the frame 10 and is used for tensioning a belt A and can stretch freely.

Among them, the automatic tensioner 11 may include one or more. The belt tensioner 100 further includes a fixed tensioner 12 disposed on the frame 10 for tensioning the belt a. Fixed tensioner 12 may comprise one or more, among others.

This application embodiment is through one or more automatic tensioning ware 11 with belt tightener 100, can realize the tensile force automatic adjustment to belt A, prevent that belt A from leading to damaging or breaking at tensioning in-process atress too big, simultaneously, the gypsum board lift roller conveyor 200 (refer to fig. 2) independent setting that can cooperate with it of this application embodiment belt tightener 100 to can effectively prevent belt A tensile force too big to lead to damaging or breaking when going up and down, perhaps decline back belt A atress reduces and leads to the problem that the tensile force is not enough.

In addition, by providing a plurality of automatic tensioners 11 to be cooperatively tensioned, or at least one automatic tensioner 11 and at least one fixed tensioner 12 to be cooperatively tensioned, it is possible to prevent a problem that only one automatic tensioner 11 is insufficient in tension or too large in tension adjustment range and easily damaged in long-term use.

Furthermore, this application embodiment is through setting up belt tightener 100 alone, and the equipment adjustment and the maintenance of being convenient for can reduce the lifting power of gypsum board lift roller conveyor 200 (shown with reference to fig. 2), have reduced energy consumption, can solve simultaneously alone and set up the too big problem that leads to damaging or fracture of belt tensioning force that can not lead to the fact with gypsum board lift roller conveyor 200 jointly goes up and down.

As shown in fig. 1, the frame 10 includes a main frame 101 having a generally rectangular cross section, an inclined frame 102 provided in the main frame 101, and a protruding frame 103 provided at an upper end of the main frame 101. The automatic tensioner 11 is provided on the projecting frame 103, and the fixed tensioner 12 is provided on the tilting frame 102 and is tilted toward the position of the plasterboard lifting roller conveyor 200. The protruding bracket 103 lifts the automatic tensioner 11 to a height higher than the main frame 101 to increase the tension.

As shown in fig. 1, the automatic tensioner 11 includes a first rotating wheel 110, and an elastic element (not shown) mounted on the first rotating wheel 110, wherein the elastic element can drive the first rotating wheel 110 to freely extend and retract. In this embodiment, when the gypsum board lifting roller conveyor 200 (shown in fig. 2) is lifted, the first rotating wheel 110 of the automatic tensioner 11 is automatically extended outward by the pulling force of the belt a, which can prevent the belt a from being damaged or broken; when the elevation roller conveyor 200 descends, the first rotating wheel 110 of the auto tensioner 11 is restored to the initial position by the elastic member and can maintain a certain tension. The automatic tensioner 11 is lifted by the rack 10 to a certain height, so that the automatic tensioner can adapt to the height of the gypsum board lifting roller conveyor 200, the telescopic stroke of the automatic tensioner 11 can be reduced, the tensioning capacity is improved, and the service life is prolonged.

As shown in fig. 1, the fixed tensioner 12 includes a main body 120 fixedly mounted on the frame 10, a screw 121 mounted in the main body 120, and a second rotating wheel 122 mounted in cooperation with the screw 121 and adjustable in mounting position in the main body 120. The second rotating wheel 122 can select a proper position on the screw rod 121 to tension the belt a, and can be better matched with the automatic tensioner 12 for tensioning. In this embodiment, the fixed tensioner 12 is disposed on the inclined frame 102 to maintain a certain inclination angle, and the inclination direction faces the gypsum board lifting roller conveyor 200, so that the belt a can be effectively tensioned, and is excessively smooth and difficult to be pulled, jammed or damaged. It should be noted that the two rotatable wheels in the body 120 shown in fig. 1 refer to a state representation of two selectable positions of the second rotatable wheel 122.

In this embodiment, according to the running direction of the gypsum board (as indicated by the arrow in fig. 2), the automatic tensioner 11 is located at the downstream of the fixed tensioner 12, so that when the lifting roller bed 21 of the gypsum board lifting roller bed conveyor 200 is lifted, the automatic tensioner 11 can adjust the tension of the belt a in time, and prevent damage to the belt.

In addition, the rotation direction of the first rotating wheel 110 is opposite to the rotation direction of the second rotating wheel 122 in the present embodiment, so that the tensioning capability of the automatic tensioner 11 and the fixed tensioner 12 can be effectively utilized. In other embodiments, for example, when two automatic tensioners 11 are used, the directions of the tension pulleys of the two automatic tensioners 11 may be opposite, so that the tension capability of the two automatic tensioners 11 can be effectively utilized.

As shown in fig. 1, the belt tensioner 100 of the embodiment of the present invention further includes a driving motor 13 disposed on the frame 10, the driving motor 13 is mounted on the upper frame of the main frame 101, and is located on the left and right sides of the automatic tensioner 11, and the driving motor 13 is located downstream of the automatic tensioner 11. The automatic tensioner 11 is higher than the bottom of the drive motor 13 so that the tensioning capacity of the automatic tensioner 11 can be improved.

The power loss of gypsum board lifting roller conveyor 200 can be further reduced by arranging driving motor 13 in belt tensioning device 100 in the embodiment of the application.

As shown in fig. 1, the belt tensioner 100 of the embodiment of the present application further includes a guide pulley 14 provided on the frame 10, and the guide pulley 14 is located upstream of the fixed tensioner 12 for guiding or switching the direction of the belt a.

The embodiment of the application also provides gypsum board production equipment which comprises a gypsum board lifting roller conveyor 200 and the belt tensioning device 100, wherein the belt tensioning device 100 is arranged in a matching manner with the gypsum board lifting roller conveyor 200, and the gypsum board lifting roller conveyor is connected with the belt tensioning device 100 through a belt. In this embodiment, the belt tensioner 100 is disposed at the tail of the gypsum board lifting roller conveyor 200.

The gypsum board lifting roller conveyor 200 of the embodiment of the application comprises a support 20 and a conveying roller 21 which is arranged on the support 20 and can lift. The belt tensioning device 100 and the gypsum board lifting roller conveyor 200 are arranged independently, so that equipment adjustment and maintenance are facilitated, lifting power of the lifter can be reduced, and energy consumption is reduced.

During production, the belt a is pre-tensioned by a fixed tensioner 12, the tension of the belt a being adjusted by an automatic tensioner 11 as the plasterboard lifting roller conveyor 200 is lifted. The form is convenient to adjust and maintain, and the lifting weight is reduced and the energy consumption can be saved because the form does not lift together with the gypsum board lifting roller conveyor 200.

In other ways, fixed tensioner 12 may be provided as a free tensioner, and tensioning together with automatic tensioner 11 can reduce the risk of belt damage, which is not limited herein.

The automatic tensioner 11 in the embodiment of the present application is a tensioner capable of automatically extending and releasing a belt when an excessive tensile force is applied to the belt a during tensioning, and automatically returning to an initial position when the tensile force of the belt a is reduced.

Fixed tensioner 12 in the embodiments of the present application refers to a tensioner that is not free to telescope during tensioning; an automatic tensioner refers to a tensioner that is capable of freely extending and retracting during tensioning.

In the description of the embodiments of the present application, the term "plurality" means two or more. In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", "mouth" word structure ", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the structures referred to have a specific orientation, are configured and operated in a specific orientation, and thus, are not to be construed as limiting the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly and, for example, may be fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening media, or may be connected through two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Although the embodiments disclosed in the present application are described above, the descriptions are only for the convenience of understanding the present application, and are not intended to limit the present application. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims.

It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.

Claims

1. A belt tensioner, comprising: the automatic tensioning device comprises a machine frame and one or more automatic tensioners which are arranged on the machine frame and used for tensioning a belt and can stretch freely.

2. The belt tensioner as in claim 1, wherein: the belt tensioner further includes one or more fixed tensioners disposed on the frame for tensioning the belt, the automatic tensioner being located downstream of the fixed tensioners.

3. The belt tensioner as in claim 2, wherein: the automatic tensioner is provided with a first rotating wheel and an elastic element which is matched with the first rotating wheel, and the first rotating wheel can freely stretch and retract through the elastic element.

4. A belt tensioner as claimed in claim 3, wherein: the fixed tensioner comprises a main body fixedly mounted on the rack, a screw rod mounted in the main body, and a second rotating wheel which is mounted in a matched mode with the screw rod and can adjust the mounting position in the main body.

5. The belt tensioner as in claim 4, wherein: the rotating direction of the first rotating wheel is opposite to that of the second rotating wheel.

6. The belt tensioner as in claim 2, wherein: the belt tensioning device further comprises a driving motor arranged on the rack, and the driving motor is located at the downstream of the automatic tensioner.

7. The belt tensioner as in claim 6, wherein: the frame comprises a main frame which is rectangular as a whole, an inclined frame arranged in the main frame and an extending frame arranged at the upper end of the main frame; the driving motor is arranged on the upper frame of the main frame, the automatic tensioner is arranged on the extending frame and is higher than the bottom of the driving motor, and the fixed tensioner is arranged on the inclined frame.

8. The belt tensioner as in claim 7, wherein: the frame is also provided with a guide wheel, and the guide wheel is positioned at the upstream of the fixed tensioner.

9. A gypsum board production device is characterized by comprising a gypsum board lifting roller conveyor and a belt tensioning device which is matched with the gypsum board lifting roller conveyor and is installed according to any one of claims 1 to 8, wherein the gypsum board lifting roller conveyor is connected with the belt tensioning device through a belt.

10. The gypsum board production facility of claim 9, wherein: the belt tensioning device is arranged at the tail part of the gypsum board lifting roller conveyor.