CN217024049U - Belt adjusting device and plate transmission line - Google Patents

Abstract

The utility model provides a belt adjusting device and a plate conveying line. The belt adjusting device comprises a driving wheel, a driven wheel, a belt, a driving device and a first adjusting device, the belt is wound on the driving wheel and the driven wheel, and the driving wheel is driven by the driving device to rotate; the first adjusting device comprises an adjusting bracket; the drive device is movably arranged on the adjusting bracket along the running direction of the belt. The belt adjusting device is simple in structure and easy to operate, and greatly reduces the cost of belt tensioning operation.

Description

Belt adjusting device and plate transmission line

Technical Field

The utility model relates to the technical field of plate production equipment, in particular to a belt adjusting device and a plate conveying line.

Background

After being dried, the gypsum board is transported to the next station through an inclined roller way so as to carry out subsequent operation; the inclined roller way is usually driven by a synchronous belt, the synchronous belt needs to be tensioned and adjusted periodically due to stretching after being stressed in the running process, and otherwise, the phenomenon of belt slipping is easy to occur. The common synchronous belt in the inclined roller way is a flat belt, the total length of the belt reaches 40 meters, and the belt easily falls off from a belt wheel in the high-speed running process of the belt, so that the machine is stopped.

The above description is included in the technical knowledge of the inventors, and does not necessarily constitute a prior art.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a belt adjusting device, which comprises a driving wheel, a driven wheel, a belt, a driving device and a first adjusting device, wherein the belt is wound on the driving wheel and the driven wheel, and the driving wheel is driven by the driving device to rotate; the first adjusting device comprises an adjusting bracket; the drive device is movably arranged on the adjusting bracket along the running direction of the belt.

Another embodiment of the utility model provides a plate conveying line, which comprises the belt adjusting device of any embodiment, a roller way assembly provided with the roller way assembly, and a supporting assembly for supporting the roller way assembly; the input end of the roller way assembly is connected with the output end of the driven wheel.

After the technical scheme is adopted, the utility model has the following beneficial effects:

the tension of the belt is adjusted by adjusting the fixed position of the driving device on the adjusting bracket; the belt adjusting device is simple in structure and easy to operate, and greatly reduces the operating cost of belt tensioning.

Other aspects will be apparent upon reading and understanding the attached figures and detailed description.

Drawings

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

FIG. 1 is a schematic front view of a belt adjusting device according to an embodiment of the present invention;

FIG. 2 is a schematic sectional front view of a belt adjustment assembly in accordance with certain exemplary embodiments of the present invention;

FIG. 3 is an enlarged, partially cross-sectional view taken at reference point A in FIG. 2;

FIG. 4 is a schematic, partially cross-sectional view of a belt adjustment assembly in accordance with certain exemplary embodiments of the present invention;

FIG. 5 is a schematic front view of a plate material conveying line according to another embodiment of the present invention;

FIG. 6 is a schematic diagram of a top view of a sheet material transport line in some exemplary embodiments of the utility model;

FIG. 7 is a schematic illustration in partial cross-section of a sheet material transport line in some exemplary embodiments of the utility model;

fig. 8 is a partial cross-sectional schematic view of a second sheet material transport line in some example embodiments of the utility model.

Reference numerals are as follows:

1-driving wheel, 11-first groove;

2-driven wheel, 21-second groove;

3-a belt, 31-a first guide structure;

4-a drive device;

5-a first adjusting device, 51-a fixed bracket, 52-an adjusting bracket and 521-a long circular hole;

6-auxiliary adjusting device, 61-auxiliary driving device, 62-supporting plate assembly, 621-supporting plate,

622-a buffer assembly;

100-a roller way assembly;

200-a support assembly;

7-roller bed;

8-a transmission assembly, 81-a rotating shaft, 82-a second belt wheel, 821-a fourth groove;

9-first pulley, 91-third groove;

10-a conveyor belt, 101-a second guide structure;

110-baffle ring assembly, 111-fifth groove.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model.

In the embodiment of the present invention, as shown in fig. 1-2, the embodiment of the present invention provides a belt adjusting device for tensioning a belt, the belt adjusting device includes a driving wheel 1, a driven wheel 2, a belt 3 and a driving device 4, the belt 3 is wound around the driving wheel 1 and the driven wheel 2, and the driving wheel 1 is driven by the driving device 4 to rotate. The belt adjusting device further comprises a first adjusting device 5, and the first adjusting device 5 comprises a fixing bracket 51 and an adjusting bracket 52. The drive means 4 can be mounted directly on the adjusting carriage 52, i.e. movably mounted on the adjusting carriage 52 in the running direction of the belt 3 by means of mounting points provided on the drive means 4. Alternatively, the drive device 4 may be mounted on a fixed bracket 51, the fixed bracket 51 being in turn mounted on an adjusting bracket 52 movably in the running direction of the belt 3. The driving wheel 1 and the driven wheel 2 can be arranged up and down as shown in the figure, and can also be arranged left and right in the horizontal direction according to the situation. The driving device 4 may be a motor or other conventional driving device, and is mounted on the fixing bracket 51 and fixed after being adjusted along the running direction of the belt 3 on the adjusting bracket 52 along with the fixing bracket 51, so as to realize the tension adjustment of the belt 3 by adjusting the driving device 4. The belt adjusting device is simple in structure and easy to operate, can be used for belt tensioning adjustment in roller bed 7 transmission, and greatly reduces the cost of belt tensioning operation.

In some exemplary embodiments, as shown in fig. 1, the adjusting bracket 52 is provided with one or more oblong holes 521 along the running direction of the belt 3, and the number of the oblong holes 521 may be one or a plurality of oblong holes, that is, one or more oblong holes along the running direction of the belt 3, or one or more oblong holes along the width direction of the belt 3, which may be adaptively adjusted according to actual situations. By means of standard members, not limited to bolts, which are directly fixed to the adjusting bracket 52 through fixing holes in the driving device 4, a mounting point may be provided at each of four corners of the driving device 4 to improve the stability of the fixing. Alternatively, the driving unit 4 is mounted on the fixing bracket 51 and then fixed to the adjusting bracket 52 by inserting bolts through the mounting holes and the oblong holes 521 of the fixing bracket 51.

In some exemplary embodiments, as shown in fig. 1-3, the belt adjusting apparatus further includes an auxiliary adjusting apparatus 6, and the auxiliary adjusting apparatus 6 is fixed to the adjusting bracket 52. The auxiliary adjusting device 6 includes an auxiliary driving device 61 and a support plate assembly 62. The support plate assembly 62 is connected to the output of the auxiliary drive 61. The support surface of the support plate assembly 62 is perpendicular to the length of the oblong hole 521. The auxiliary adjusting device 6 is arranged to support the driving device 4 when the driving device 4 is adjusted, and can also be used as an input source of external force, after the fixed support 51 is loosened (the loosening degree can be adjusted up and down), the fixed support 51 and the driving device 4 installed on the fixed support can be driven to slowly keep away from the driven wheel 2 under the action of the auxiliary driving device 61 in the auxiliary adjusting device 6, so that the labor intensity of operation is reduced, and potential safety hazards such as tensile damage or fracture of the belt 3 caused by excessive adjustment of the driving device 4 can be avoided. The auxiliary adjusting device 6 may be disposed above the length of the oblong hole 521, and fine adjustment of the driving device 4 may be performed within a certain range above the oblong hole, so as to improve flexibility of the device, and in addition, the form of the auxiliary adjusting device 6 may limit the driving device 4 from approaching the driven wheel 2 along the running direction of the belt 3, and the specific arrangement form of the auxiliary adjusting device 6 with respect to the driving device 4 may be freely selected according to practical applications. During design, the length of the long round hole 521 can be set to be used for marking the tensioning amount of the belt 3, namely when the driving device 4 is adjusted from one end of the long round hole 521 to the other end, the fact that the service life of the belt 3 is reached is indicated, workers are reminded to replace the belt 3, the use reliability of the belt 3 is improved, and safety accidents or production accidents caused by fatigue fracture of the belt 3 are avoided.

In some exemplary embodiments, as shown in fig. 3, the supporting plate assembly 62 includes a supporting plate 621 and a buffering member 622 disposed on the supporting plate 621, and the buffering member 622 is in contact fit with the fixing bracket 51, or the buffering member 622 directly abuts on one side of the driving device 4. The buffering component 622 can be a single piece of soft material which is simply cut, the soft material is rubber and the like, and secondary subsequent weight reduction treatment can be performed on the basis of the single piece of material, such as a commonly-used weight reduction hole. Various cross-sectional shaped raised features and the like may also be designed on the bumper assembly 622. Buffering subassembly 622 and backup pad 621 adopt detachable mounting means, can conveniently dismantle and change it when buffering subassembly 622 wearing and tearing are serious, reduce the maintenance cost of part. As shown in the figure, the auxiliary driving device 61 can be configured as a lead screw, and the components are simple in structure, easy to obtain, and low in use cost and replacement cost; in order to improve the stability of the movement, the auxiliary driving device 61 may be an air cylinder (not shown in the figure) or other driving type, and in order to improve the adjustment efficiency, an electric motor may be connected to the input end of the lead screw, and then the control system performs uniform control and adjustment to improve the adjustment efficiency.

In addition, to simplify the design, the output end of the lead screw may be directly abutted against a side surface of the driving device 4 to restrict the driving device 4 from moving toward the driven pulley 2 along the running direction of the belt 3.

In some exemplary embodiments, as shown in fig. 4, the first groove 11 is provided on the contour surface of the driving wheel 1, or/and the second groove 21 is provided on the contour surface of the driven wheel 2, the cross-sectional shape of the first groove 11 and the cross-sectional shape of the second groove 21 may be the same or different, and the arrangement of the above-mentioned groove features can improve the rigidity of the driving wheel 1 or the driven wheel 2. The cross-sectional shape of the first groove 11 is trapezoidal or circular arc, the cross-sectional shape of the second groove 21 is trapezoidal or circular arc, when the cross-sectional shapes of the first groove 11 and the second groove 21 are designed, it needs to be noted that the connecting positions of the bottom surface and the two side surfaces of the groove need to be subjected to circular arc treatment or curve type smooth transition, and the defects of cracking and the like caused by stress concentration of a connecting area due to sharp features are avoided.

In some exemplary embodiments, as shown in fig. 4, a first guide structure 31 is provided on the belt 3. The sectional shape of first guide structure 31 and the sectional shape phase-match of first recess 11, and both form unsmooth cooperation to increase both complex reliabilities, of course, also set up second recess 21 on driven wheel 2 this moment, and set up the sectional shape of second recess 21 the same with the sectional shape of first recess 11, in order to play the technological effect that drops after preventing that belt 3 relaxes, with the time of extension belt 3 reliable operation.

In some exemplary embodiments, two or more first grooves 11 are disposed along the width direction of the driving wheel 1, and two or more second grooves 21 are disposed along the width direction of the driven wheel 2, that is, the grooves disposed on the driving wheel 1 and the driven wheel 2 are disposed in pairs, and the intervals and the number along the width are the same, so as to form transmission grooves penetrating along the running direction of the belt 3. Two or more first guide structures 31 are arranged along the width direction of the belt 3, and the distance between two adjacent first guide structures 31 is the same as the distance between two adjacent first grooves 11 (two adjacent second grooves 21), i.e. a plurality of groups of concave-convex matching are formed, so as to improve the running reliability of the belt 3.

In another embodiment of the present invention, as shown in fig. 5 and 6, a transmission line for a plate is provided. The plate material conveying line comprises the belt adjusting device in any exemplary embodiment, and further comprises a roller way assembly 100 provided with a roller way assembly and a supporting assembly 200 supporting the roller way assembly 100. Wherein the supporting assembly 200 may be configured to include supporting members respectively disposed at both sides of the roller assembly 100 along the width, as shown, and no reference numeral is separately provided herein. The first adjusting device 5 of the belt adjusting device may be provided to be connected to the supporting member 200, for example, one end of the supporting member 200 may be mounted on the fixing bracket 51 of the first adjusting device 5.

Wherein, the input end of the roller way assembly is connected with the output end of the driven wheel 2, so that the roller way assembly can be driven by the driven wheel 2.

Place panel on roller assembly 100, under the drive from driving wheel 2, panel can be transmitted along roller assembly's transmission direction to the example in the picture, can be followed the right side and transmitted the left side.

In some exemplary embodiments, as shown in fig. 6, the roller assembly includes a plurality of roller ways 7 arranged along the sheet conveying direction, a transmission assembly 8, and a first pulley 9. The transmission assembly 8 is arranged at one end of the plurality of roller ways 7 along the plate conveying direction, and the first belt pulley 9 is arranged at the other end along the plate conveying direction. Drive assembly 8 is connected with the output from driving wheel 2, and under the drive from driving wheel 2 promptly, drive assembly 8 can drive a plurality of roll tables 7 and first band pulley 9 and transmit panel.

And the transmission belt 10 is wound on the outer rings of the transmission assembly 8, the roller ways 7 and the first belt wheel 9, so that the transmission form of the belt is realized. The conveying belt 10 may be a conventional flat belt.

In some exemplary embodiments, as shown in fig. 6, the transmission assembly 8 is configured to include a rotating shaft 81 and a second pulley 82 sleeved on the rotating shaft 81. In addition, according to the width of the plate, a plurality of second pulleys 82 may be disposed on one rotating shaft 81 along the axial direction thereof, and the distances between adjacent second pulleys 82 may be the same or different. One end of the rotating shaft 81 is connected with the output end of the driven wheel 2, wherein the transmission belt 10 is wound on the second belt wheel 82, the plurality of roller ways 7 and the first belt wheel 9. That is, under the driving of the driven wheel 2, the second belt wheels 82, the roller table 7 and the first belt wheel 9 along the axial direction of the rotating shaft 81 can be driven to transmit. The adaptability adjustment of the axial size of the rotating shaft 81 according to the width of different plates can be realized, the number of the second belt wheels 82 and the first belt wheels 9 can be adjusted, and the diversity of the plate conveying line can be improved.

In some exemplary embodiments, as shown in fig. 7, the first pulley 9 is provided with a third groove 91 on the contoured surface, or/and the second pulley 82 is provided with a fourth groove 821 on the contoured surface. The structural characteristics of the belt wheel in a groove shape are arranged, so that the rigidity and the strength of the belt wheel can be improved.

In some exemplary embodiments, the third groove 91 has the same cross-sectional shape as the fourth groove 821, and the transmission belt 10 is provided with a second guide structure 101, wherein the cross-sectional shape of the second guide structure 101 may be the same as or different from that of the first guide structure 31.

The cross-sectional shape of the second guide structure 101 is matched with that of the third groove 91, and the second guide structure 101 and the fourth groove 821 all form a concave-convex matching structure. The concave-convex matched structure can increase the reliability of the matching between the transmission belt 10 and the two belt wheels, so as to achieve the technical effect of preventing the transmission belt 10 from falling off after being loosened, and prolong the time for the transmission belt 10 to run reliably.

In some exemplary embodiments, the third grooves 91 are disposed more than two in the width direction of the first pulley 9, the fourth grooves 821 are disposed more than two in the width direction of the second pulley 82, and the distance between two adjacent third grooves 91 is the same as the distance between two adjacent fourth grooves 821, that is, a multi-group groove matching structure is implemented, and the fourth grooves 821 on the second pulley 82 and the third grooves 91 on the first pulley 9 form the feature of one conveying groove in the conveying direction of the sheet material.

The second guide structures 101 are disposed at least two in the width direction of the conveying belt 10, and the distance between two adjacent second guide structures 101 is the same as the distance between two adjacent third grooves 91. That is, the transmission grooves and the second guide structure 101 form a plurality of groups of concave-convex matching structures along the width of the belt wheel, so that the transmission stability is improved.

In some exemplary embodiments, as shown in fig. 6 and 8, the roller way assembly 100 further includes a plurality of baffle ring assemblies 110, the plurality of baffle ring assemblies 110 are respectively disposed on the plurality of roller ways 7, and a fifth groove 111 is disposed on the baffle ring assemblies 110, and the fifth groove 111 and the second guiding structure 101 are disposed in a group and form a concave-convex matching structure. The contact area between the second guide structure 101 and the roller way 7 can be increased by arranging the baffle ring assembly 110, the transmission force is improved, the abrasion on the transmission belt 10 can be reduced to a certain extent, and the frequency of belt replacement is reduced.

In the description herein, the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing embodiments of the present invention and simplifying the description, but do not indicate or imply that the structures referred to have a particular orientation, are constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present disclosure.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "mounted" are to be construed broadly and may be, for example, 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 herein can be understood in a specific context to one of ordinary skill in the art.

Although the embodiments disclosed herein are described above, the descriptions are only for the convenience of understanding the embodiments and are not intended to limit the present disclosure. 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, and that the scope of the disclosure herein is to be limited only by the appended claims.

Claims (17)

1. A belt adjusting device is characterized by comprising a driving wheel (1), a driven wheel (2), a belt (3), a driving device (4) and a first adjusting device (5);

the belt (3) is wound on the driving wheel (1) and the driven wheel (2), and the driving wheel (1) is driven by the driving device (4) to rotate;

the first adjustment device (5) comprises an adjustment bracket (52); the drive device (4) is mounted on the adjusting bracket (52) in a movable manner in the direction of travel of the belt (3).

2. Belt adjusting device according to claim 1, characterized in that the adjusting bracket (52) is provided with an oblong hole (521) in the direction of travel of the belt (3), the oblong hole (521) being used to fix the drive device (4) to the adjusting bracket (52).

3. Belt adjusting device according to claim 2, characterized in that it further comprises an auxiliary adjusting device (6), said auxiliary adjusting device (6) being fixed to said adjusting bracket (52);

the auxiliary adjusting device (6) comprises an auxiliary driving device (61) and a supporting plate assembly (62); the supporting plate assembly (62) is connected with the output end of the auxiliary driving device (61); the supporting surface of the supporting plate assembly (62) is perpendicular to the length direction of the long round hole (521).

4. A belt adjusting device as claimed in claim 3, characterized in that the supporting plate assembly (62) is provided on one side of the drive means (4) for limiting the movement of the drive means (4) in the direction of the driven pulley (2).

5. Belt adjustment device according to claim 4, characterized in that the support plate assembly (62) is provided with a damping member (622) which cooperates in contact with the drive means (4).

6. Belt adjustment device according to one of claims 3 to 5, characterized in that the auxiliary drive (61) is provided as a lead screw or that the auxiliary drive (61) is provided as a pneumatic cylinder.

7. Belt adjusting device according to claim 1, characterized in that the first adjusting device (5) further comprises a fixed bracket (51), the drive device (4) being mounted on the fixed bracket (51), the fixed bracket (51) being mounted on the adjusting bracket (52) movably in the running direction of the belt (3).

8. Belt adjusting device according to claim 1, characterized in that the profile of the driving pulley (1) is provided with a first groove (11) and/or the profile of the driven pulley (2) is provided with a second groove (21).

9. The belt adjusting apparatus as claimed in claim 8, characterized in that the cross-sectional shape of the first groove (11) is the same as the cross-sectional shape of the second groove (21);

a first guide structure (31) is arranged on the belt (3); the cross-sectional shape of the first guide structure (31) is matched with that of the first groove (11), and the first guide structure (31) and the first groove (11) as well as the first guide structure (31) and the second groove (21) form a concave-convex matching structure.

10. The belt adjusting apparatus as claimed in claim 9, wherein the first grooves (11) are provided in a number of two or more in a width direction of the driving pulley (1), and the second grooves (21) are provided in a number of two or more in a width direction of the driven pulley (2), and a distance between two adjacent first grooves (11) is the same as a distance between two adjacent second grooves (21);

the first guide structures (31) are arranged in the width direction of the belt (3) in more than two numbers, and the distance between every two adjacent first guide structures (31) is the same as the distance between every two adjacent first grooves (11).

11. A sheet material conveying line, characterized by comprising the belt adjusting device of any one of the preceding claims 1 to 10, further comprising a roller way assembly (100) provided with a roller way assembly and a supporting assembly (200) supporting the roller way assembly (100);

the input end of the roller way assembly is connected with the output end of the driven wheel (2).

12. The sheet conveying line according to claim 11, wherein the roller assembly comprises a plurality of roller ways (7) arranged along the sheet conveying direction, and a transmission assembly (8) and a first pulley (9) respectively arranged at two ends of the plurality of roller ways (7) along the conveying direction; the transmission assembly (8) is connected with the output end of the driven wheel (2);

a transmission belt (10) is wound on the transmission assembly (8), the plurality of roller ways (7) and the first belt wheel (9).

13. The board transmission line according to claim 12, wherein the transmission assembly (8) comprises a rotating shaft (81) and a second pulley (82) sleeved on the rotating shaft (81); the rotating shaft (81) is connected with the output end of the driven wheel (2);

a transmission belt (10) is wound around the second pulley (82), the roller beds (7) and the first pulley (9).

14. The sheet material transfer line according to claim 13, wherein a third groove (91) is provided on the profile of the first pulley (9) or/and a fourth groove (821) is provided on the profile of the second pulley (82).

15. The sheet material transfer line of claim 14, wherein the third groove (91) has a cross-sectional shape that is the same as the cross-sectional shape of the fourth groove (821);

a second guide structure (101) is arranged on the transmission belt (10); the cross-sectional shape of the second guide structure (101) is matched with that of the third groove (91), and the second guide structure (101) and the third groove (91) as well as the second guide structure (101) and the fourth groove (821) form a concave-convex matching structure.

16. The sheet material conveying line according to claim 15, wherein the third grooves (91) are provided in two or more along the width direction of the first pulley (9), the fourth grooves (821) are provided in two or more along the width direction of the second pulley (82), and the distance between two adjacent third grooves (91) is the same as the distance between two adjacent fourth grooves (821);

the number of the second guide structures (101) is more than two along the width direction of the conveying belt (10), and the distance between every two adjacent second guide structures (101) is the same as the distance between every two adjacent third grooves (91).

17. The sheet material conveying line according to claim 15 or 16, further comprising a plurality of baffle ring assemblies (110), wherein the plurality of baffle ring assemblies (110) are respectively disposed on the plurality of roller ways (7), and a fifth groove (111) is disposed on the baffle ring assemblies (110), and the fifth groove (111) and the second guiding structure (101) are disposed in a group and form a concave-convex matching structure.

Images