CN215920037U

CN215920037U - Carry flat belt joint grinding device

Info

Publication number: CN215920037U
Application number: CN202122396455.8U
Authority: CN
Inventors: 宋文江; 张海超; 王维; 吕忠; 郑利明; 华卫; 安联华; 张号; 何永飞; 张敏
Original assignee: Hongyun Honghe Tobacco Group Co Ltd
Current assignee: Hongyun Honghe Tobacco Group Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-01
Anticipated expiration: 2031-09-30

Abstract

The utility model provides a polishing device for a joint of a conveying flat belt, which comprises a fixed bottom plate, a belt limiting component, a belt polishing mechanism, a driving piece and a clamping mechanism, wherein the belt limiting component is used for pressing a belt on the fixed bottom plate; the belt limiting assembly and the belt polishing mechanism are arranged oppositely. According to the belt joint polishing device, the fixed bottom plate is clamped on the working table surface through the clamping mechanism, the belt is tightly pressed through the belt limiting assembly, and then the belt polishing mechanism is driven by the driving piece to operate so as to polish the belt joint, so that manual polishing by using a file is well avoided, the polishing of the belt joint is time-saving and labor-saving, and the polishing efficiency is effectively improved.

Description

Carry flat belt joint grinding device

Technical Field

The utility model belongs to the technical field of belt conveyors, and particularly relates to a polishing device for a conveying flat belt joint.

Background

The belt conveyor is a common conveying device, but because the belt runs at a high speed or in a severe working environment for a long time, surface defects and even breakage are easily caused, and the repair of the joint of the belt is an effective treatment method. Three methods of repairing a belt joint are commonly used: mechanical joint method, cold joint method, hot vulcanization joint method. The cold bonding method is characterized in that after the belt joint is cleaned and polished, the belts at two ends of the fracture part are bonded by using an adhesive, so that the belts form a whole. The belt joint polishing method commonly used at present utilizes a file to perform manual polishing, so that polishing is time-consuming and labor-consuming, and polishing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a polishing device for a conveying flat belt joint, which aims to solve the technical problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a conveying flat belt joint polishing device comprises a fixed base plate, a belt limiting assembly, a belt polishing mechanism, a driving piece and a clamping mechanism, wherein the belt limiting assembly is used for pressing a belt on the fixed base plate; the belt limiting assembly and the belt polishing mechanism are arranged oppositely.

Preferably, the belt polishing mechanism comprises a first support plate, a second support plate, a roller and a sanding belt, wherein the first support plate and the second support plate are oppositely arranged on the other side of the fixed bottom plate; the abrasive belt is sleeved outside the roller; the roller is horizontally arranged between the first supporting plate and the second supporting plate, the middle positions of two ends of the roller are respectively provided with a rotating shaft, and the first supporting plate and the second supporting plate are respectively provided with a through hole which is in rotating fit with the rotating shaft; the driving piece is used for driving the rotating shaft at the left end of the roller to rotate; a grinding block is arranged below the abrasive belt, and a joint of the belt is clamped in a gap between the grinding block and the abrasive belt.

Preferably, a bearing is disposed in the through hole.

Preferably, the second support plate comprises an upper plate and a lower plate, and the upper plate is detachably connected with the lower plate; the via hole on the second supporting plate is arranged on the upper plate.

Preferably, the sanding block is an arc-shaped block, and the arc-shaped surface of the sanding block is opposite to the abrasive belt.

Preferably, two ends of the polishing block are respectively connected with the first support plate and the second support plate in a rotating manner through rotating shafts, and the axis of each rotating shaft is located on one side, far away from the belt limiting assembly, of the center of gravity of the polishing block; the lower side edge of one side, close to the belt limiting assembly, of the polishing block is in contact with the fixed bottom plate; a gap for enabling the grinding block to rotate for a certain angle around the rotating shaft is formed between the lower side edge of one side, far away from the belt limiting assembly, of the grinding block and the fixed bottom plate; the upper part of one side of the polishing block, which is far away from the belt limiting component, is connected with the fixed bottom plate through an elastic piece.

Preferably, the driving member is connected to a rotating shaft at the left end of the drum through an elastic coupling.

Preferably, the clamping mechanism comprises a clamping column, a clamping handle and a clamping bolt, the clamping column, the clamping handle and the clamping bolt are arranged on the top surface of the fixed bottom plate, the clamping handle is of a U-shaped structure, one end of the clamping handle is connected with the clamping column, and the other end of the clamping handle is provided with a threaded hole matched with the threaded section of the clamping bolt; the clamping bolt is located below the fixed base plate, and a bolt head of the clamping bolt is located below the threaded hole.

Preferably, the driving part is an electric drill, a clamping assembly for clamping a drill bit pipe of the electric drill is arranged at the upper end of the clamping column, and a drill bit extending out of the drill bit pipe is coaxially connected with a rotating shaft at the left end of the rotary drum; the clamping assembly comprises a first clamping ring, a second clamping ring, a clamping stud and a clamping nut, the outer wall surface of the first clamping ring is connected with the upper end of the clamping column, and one end of the first clamping ring is hinged with one end of the second clamping ring; the other end of the first clamping ring and the other end of the second clamping ring are provided with corresponding connecting holes, and the thread section of the clamping stud penetrates through the connecting holes to be matched with the clamping nut.

Preferably, the belt limiting assembly comprises two limiting studs, a pressing strip and two limiting nuts, the two limiting studs are oppositely arranged on one side of the fixed base plate, and through holes for the two limiting studs to pass through are respectively arranged at two ends of the pressing strip; a gap for the belt to pass through is formed between the pressing strip and the fixed bottom plate; one end of the limiting stud, which is far away from the fixed bottom plate, penetrates through the through hole and then is matched with the limiting nut; the two limit nuts are matched with the two limit studs in a one-to-one corresponding mode.

The utility model has the beneficial effects that:

when the polishing device for the conveying flat belt joint is used, the fixing bottom plate is clamped on the working table top through the clamping mechanism, the belt is tightly pressed through the belt limiting assembly, and then the belt polishing mechanism is driven by the driving piece to operate to polish the belt joint, so that manual polishing through a file is well avoided, polishing of the belt joint is time-saving and labor-saving, and polishing efficiency is effectively improved.

Drawings

In order to more clearly describe the embodiments of the present application or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, and the embodiments of the present invention will be further described in detail with reference to the drawings, wherein

FIG. 1 is a schematic view of a conveyor flat belt joint grinding apparatus provided in an embodiment of the present invention;

fig. 2 is another schematic view of a conveyor belt joint grinding device according to an embodiment of the present invention.

In the drawings, the reference numbers:

11. fixed bottom plate 21, limit nut 22, limit stud 23 and pressing strip

24. The wrench plate 31, the lower plate 32, the bearing 33, the abrasive belt 34, the roller 341, the rotating shaft 35, the polishing block 351, and the lower side edge of one side of the polishing block close to the belt limiting component

352. Lower side edge of one side of the polishing block away from the belt limiting component

36. Elastic piece 37, rotating shaft 38, fixing screw 39 and upper plate

41. Elastic coupling 42, locking screw 51, second clamping ring 52 and pulling plate

53. Clamping handle 54, clamping bolt 55, clamping column 56, first clamping ring

57. Clamping stud 58, clamping nut 61 and electric drill connector

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description will be provided with reference to specific embodiments.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a conveying flat belt joint polishing device, which includes a fixed base plate 11, a belt limiting assembly for pressing a belt onto the fixed base plate 11, a belt polishing mechanism for polishing a joint of the belt, a driving member for driving the belt polishing mechanism to operate, and a clamping mechanism for clamping the fixed base plate 11 on a work table surface, wherein the belt limiting assembly is disposed on one side of the fixed base plate 11, and the belt polishing mechanism is disposed on the other side of the fixed base plate; the belt limiting assembly and the belt polishing mechanism are arranged oppositely.

When the polishing device for the conveying flat belt joint, provided by the embodiment of the utility model, is used, the fixing bottom plate 11 is clamped on the working table surface through the clamping mechanism, then the belt is compressed through the belt limiting assembly, and then the belt polishing mechanism is driven by the driving piece to operate to polish the belt joint, so that the manual polishing by using a file is well avoided, the polishing of the belt joint is time-saving and labor-saving, and the polishing efficiency is effectively improved.

Further, the belt polishing mechanism comprises a first support plate 37, a second support plate, a roller 34 and a polishing belt 33, wherein the first support plate 37 and the second support plate are oppositely arranged on the other side of the fixed bottom plate; the abrasive belt 33 is sleeved outside the roller; the roller is horizontally arranged between the first supporting plate and the second supporting plate, the middle positions of two ends of the roller are respectively provided with a rotating shaft 341, and the first supporting plate and the second supporting plate are respectively provided with a through hole which is in rotating fit with the rotating shaft; the driving piece is used for driving the rotating shaft at the left end of the roller to rotate; a sanding block 35 is arranged below the sanding belt, and the joint of the belt is clamped in the gap between the sanding block and the sanding belt. By adopting the scheme, the rotating shaft is driven to rotate by the driving piece, the roller and the abrasive belt rotate along with the rotation of the rotating shaft, and the joint of the belt is polished by utilizing the rotating abrasive belt, so that the polished belt joint has better quality, the technical requirement of a cold bonding joint method is easily met, the bonding quality is improved, and the reliable operation of a belt conveyor is ensured.

In order to enable the rotating shaft 341 to rotate smoothly, the bearing 32 is disposed in the through hole.

Specifically, the second support plate includes an upper plate 39 and a lower plate 31, the upper plate being detachably connected to the lower plate; the through hole on the second supporting plate is arranged on the upper plate, so that the roller and the grinding block can be conveniently installed during assembly. Preferably, the upper plate is of an inverted L-shaped structure, the lower plate is of an L-shaped structure matched with the upper plate, and the upper plate and the lower plate can be connected through screws.

In order to achieve a better polishing effect, the polishing block 35 is an arc-shaped block, and the arc-shaped surface of the polishing block is opposite to the abrasive belt 33. Preferably, the arc-shaped blocks are quarter arc-shaped blocks. Preferably, the roller is a rubber roller, so that the sanding belt can be mounted conveniently, and the friction between the roller and the sanding belt can be increased to avoid slippage of the sanding belt relative to the roller.

Furthermore, two ends of the polishing block 35 are rotatably connected with the first support plate and the second support plate through rotating shafts 37, respectively, and the axis of the rotating shaft 37 is located on one side of the center of gravity of the polishing block, which is far away from the belt limiting assembly; the lower side edge 351 of one side, close to the belt limiting assembly, of the polishing block is in contact with the fixed bottom plate; a gap for enabling the grinding block to rotate for a certain angle around the rotating shaft is formed between the lower side edge 352 of one side, far away from the belt limiting assembly, of the grinding block and the fixed bottom plate; the upper part of one side of the polishing block 35, which is far away from the belt limiting assembly, is connected with the fixed bottom plate through an elastic piece 36. By adopting the scheme, the axis of the rotating shaft 37 is positioned on one side of the center of gravity of the polishing block, which is far away from the belt limiting component, namely the rotating shaft is eccentrically arranged on the polishing block, and the polishing block is rotationally connected with the first supporting plate and the second supporting plate, so that when the outermost end of the joint of the belt is polished to be thin, namely, the polishing is finished, the eccentrically arranged polishing block is rotated for a certain angle in the direction opposite to the rotating direction of the abrasive belt under the driving of the abrasive belt rotating at high speed, then the joint of the belt is continuously polished, and the process is circulated until the joint is completely polished, so that the polishing of the belt joint is more convenient, and time and labor are saved; meanwhile, the belt joint is polished by the polishing block which is matched with the abrasive belt to move, the joint of the belt can be uniformly polished, the polished belt joint is relatively flat, and the splicing quality of the belt is guaranteed. It can be understood that, as shown in fig. 2, the number of the elastic members may be two, and two ends of the upper portion of the side of the polishing block 35 away from the belt limiting assembly are respectively connected with the fixed base plate through the elastic members 36; the elastic member may preferably be a spring; the rotation range of the grinding block can be within forty-five degrees; the axis of rotation can run through the sanding block, and the both ends of axis of rotation are connected with first backup pad and second backup pad rotation respectively, and sanding block 35 can be fixed on the axis of rotation through set screw 38.

Preferably, the driving member is connected to the rotating shaft at the left end of the drum through the elastic coupling 41, so that a small amount of misalignment between the driving head of the driving member and the rotating shaft 341 caused by assembly errors can be better avoided through the elastic coupling 41, and the operation of the drum 34 is relatively stable. It will be appreciated that the construction of the resilient coupling 41 is the same as that of the prior art and will not be described in detail here.

Further, the clamping mechanism comprises a clamping column 55, a clamping handle 53 and a clamping bolt 54 which are arranged on the top surface of the fixed bottom plate, the clamping handle is of a U-shaped structure, one end of the clamping handle is connected with the clamping column 55, and the other end of the clamping handle is provided with a threaded hole which is used for being matched with a threaded section of the clamping bolt; the clamping bolt is located below the fixed base plate, and the bolt head of the clamping bolt 54 is located below the threaded hole, so that after the fixed base plate is placed on the working table, the fixed base plate can be clamped on the working table only by rotating the clamping bolt to enable the upper end of the clamping bolt to be tightly propped against the bottom surface of the working table. It will be appreciated that the clamping posts may be disposed opposite the first support plate.

Preferably, the driving part is an electric drill, a clamping assembly for clamping a drill bit pipe of the electric drill is arranged at the upper end of the clamping column, and a drill bit extending out of the drill bit pipe is coaxially connected with the rotating shaft at the left end of the rotary drum; the clamping assembly comprises a first clamping ring 56, a second clamping ring 51, a clamping stud 57 and a clamping nut 58, the outer wall surface of the first clamping ring is connected with the upper end of the clamping column, and one end of the first clamping ring 56 is hinged with one end of the second clamping ring; the other end of the first clamping ring and the other end of the second clamping ring are provided with corresponding connecting holes, and the thread section of the clamping stud penetrates through the connecting holes to be matched with the clamping nut. By adopting the scheme, the drill pipe is clamped through the first clamping ring and the second clamping ring, so that the drill pipe is better prevented from greatly shaking when being polished, and the polishing quality is ensured. It will be appreciated that the clamping nut may be provided with two upwardly inclined wrenching plates 52 disposed opposite each other to facilitate rotation of the clamping nut; after a drill bit pipe of the electric drill is placed into the first clamping ring, the second clamping ring is buckled, then the clamping nut is screwed, and the second clamping ring is tightly pressed on the first clamping ring, so that the drill bit pipe is clamped, and the drill bit pipe needs to be coaxial with the rotating shaft after being clamped, so that the polishing quality is better; the drill bit of the electric drill extends out of the drill bit pipe and is coaxial with the drill bit pipe, and the drill bit of the electric drill is a driving head of the driving piece; when the elastic coupling is arranged, one end of the elastic coupling 41 can be connected with an electric drill connector 61 for connecting with a drill bit of an electric drill, the electric drill connector 61 can be connected with the elastic coupling through a locking screw 42, and the other end of the elastic coupling can be connected with the rotating shaft 341 through the locking screw 42; as shown in fig. 1, the first clamping ring and the second clamping ring are both arc-shaped rings, and the openings of the first clamping ring and the second clamping ring are opposite to each other to form an annular structure; the power drill is not shown in the figures.

Specifically, the belt limiting assembly comprises two limiting studs 22, a pressing strip 23 and two limiting nuts 21, the two limiting studs are oppositely arranged on one side of the fixed base plate, and through holes for the two limiting studs 22 to pass through are respectively arranged at two ends of the pressing strip; a gap for the belt to pass through is formed between the pressing strip and the fixed bottom plate; one end of the limit stud 22, which is far away from the fixed bottom plate, penetrates through the through hole and then is matched with the limit nut 21; two limit nut and two limit stud one-to-one cooperation to after the belt passes above-mentioned clearance, when the joint of belt was located belt grinding mechanism's department of polishing, the rotating limit nut pressed the layering on the belt, can carry out spacingly to the belt, avoided the belt too much to remove in the belt grinding mechanism. It will be appreciated that the bead, while pressing the belt against the fixed base, may have some amount of movement, such as when the sanding block is rotated, a small section of the belt will move through the gap in a direction closer to the sanding block; two pulling pieces 24 which are obliquely arranged upwards can be oppositely arranged on the limiting nut, so that the limiting nut 21 can be conveniently rotated.

The polishing device for the conveying flat belt joint provided by the embodiment of the utility model can be adjusted according to the width of a belt, and the range of the width of the belt to be polished is 10-100 mm; the electric drill is used as power input of the belt polishing mechanism, the abrasive belt is driven by the roller to polish the belt, polishing efficiency can be improved, labor intensity is reduced, the flatness of the polished belt splicing head is good, bonding is convenient, and the durability after bonding is good.

The above are only preferred embodiments of the present invention, it should be noted that these examples are only for illustrating the present invention and not for limiting the scope of the present invention, and after reading the content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalents also fall within the scope of the claims appended to the present application.

Claims

1. A conveying flat belt joint polishing device is characterized by comprising a fixed base plate, a belt limiting assembly, a belt polishing mechanism, a driving piece and a clamping mechanism, wherein the belt limiting assembly is used for pressing a belt on the fixed base plate; the belt limiting assembly and the belt polishing mechanism are arranged oppositely.

2. The conveying flat belt joint grinding device according to claim 1, wherein the belt grinding mechanism comprises a first support plate, a second support plate, a roller and a grinding belt, and the first support plate and the second support plate are oppositely arranged on the other side of the fixed bottom plate; the abrasive belt is sleeved outside the roller; the roller is horizontally arranged between the first supporting plate and the second supporting plate, the middle positions of two ends of the roller are respectively provided with a rotating shaft, and the first supporting plate and the second supporting plate are respectively provided with a through hole which is in rotating fit with the rotating shaft; the driving piece is used for driving the rotating shaft at the left end of the roller to rotate; a grinding block is arranged below the abrasive belt, and a joint of the belt is clamped in a gap between the grinding block and the abrasive belt.

3. The conveyor flat belt joint grinding device of claim 2, wherein a bearing is disposed in the via hole.

4. The conveyor flat belt joint grinding device of claim 2, wherein the second support plate comprises an upper plate and a lower plate, the upper plate being removably connected to the lower plate; the via hole on the second supporting plate is arranged on the upper plate.

5. The conveyor belt joint sanding device of claim 2, wherein the sanding block is an arcuate block having an arcuate surface opposite the belt.

6. The conveying flat belt joint grinding device as claimed in claim 5, wherein two ends of the grinding block are rotatably connected with the first support plate and the second support plate respectively through rotating shafts, and the axes of the rotating shafts are located on one side of the center of gravity of the grinding block, which is far away from the belt limiting component; the lower side edge of one side, close to the belt limiting assembly, of the polishing block is in contact with the fixed bottom plate; a gap for enabling the grinding block to rotate for a certain angle around the rotating shaft is formed between the lower side edge of one side, far away from the belt limiting assembly, of the grinding block and the fixed bottom plate; the upper part of one side of the polishing block, which is far away from the belt limiting component, is connected with the fixed bottom plate through an elastic piece.

7. The conveyor belt joint grinding device of claim 2, wherein the drive member is connected to the shaft at the left end of the drum by an elastic coupling.

8. The conveying flat belt joint grinding device according to claim 2, wherein the clamping mechanism comprises a clamping column, a clamping handle and a clamping bolt, the clamping column, the clamping handle and the clamping bolt are arranged on the top surface of the fixed base plate, the clamping handle is of a U-shaped structure, one end of the clamping handle is connected with the clamping column, and the other end of the clamping handle is provided with a threaded hole matched with the threaded section of the clamping bolt; the clamping bolt is located below the fixed base plate, and a bolt head of the clamping bolt is located below the threaded hole.

9. The conveyor flat belt joint grinding device as claimed in claim 8, wherein the driving member is an electric drill, a clamping assembly for clamping a drill bit pipe of the electric drill is arranged at the upper end of the clamping column, and a drill bit extending out of the drill bit pipe is coaxially connected with a rotating shaft at the left end of the rotary drum; the clamping assembly comprises a first clamping ring, a second clamping ring, a clamping stud and a clamping nut, the outer wall surface of the first clamping ring is connected with the upper end of the clamping column, and one end of the first clamping ring is hinged with one end of the second clamping ring; the other end of the first clamping ring and the other end of the second clamping ring are provided with corresponding connecting holes, and the thread section of the clamping stud penetrates through the connecting holes to be matched with the clamping nut.

10. The conveying flat belt joint grinding device according to any one of claims 1 to 9, wherein the belt limiting assembly comprises two limiting studs, a pressing strip and two limiting nuts, the two limiting studs are oppositely arranged on one side of the fixed bottom plate, and two ends of the pressing strip are respectively provided with a through hole for the two limiting studs to pass through; a gap for the belt to pass through is formed between the pressing strip and the fixed bottom plate; one end of the limiting stud, which is far away from the fixed bottom plate, penetrates through the through hole and then is matched with the limiting nut; the two limit nuts are matched with the two limit studs in a one-to-one corresponding mode.