CN219234875U

CN219234875U - Triangular abrasive belt mounting structure

Info

Publication number: CN219234875U
Application number: CN202320034243.1U
Authority: CN
Inventors: 宋超; 魏全平; 李作伟
Original assignee: Qingdao Detaiwo Machinery Co ltd
Current assignee: Qingdao Detaiwo Machinery Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-23
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a triangular abrasive belt mounting structure, which relates to the technical field of sand edge machines and comprises a driving roller and two groups of tensioning rollers which are symmetrically arranged and mounted in front and back, wherein the driving roller and the two groups of tensioning rollers are arranged in a triangular mode, the outer walls of the driving roller are of concave cambered surface structures, the outer walls of the two groups of tensioning rollers are of convex cambered surface structures corresponding to the concave cambered surface structures of the outer walls of the driving roller, a driving shaft is fixedly mounted at the axial center position of the driving roller, and the driving roller is rotatably mounted on a bearing seat through the driving shaft. According to the design scheme, through the design that the bearing seats are arranged at the two ends of the driving roller, the driving roller is driven to swing back and forth through the bearing seats in the process of movement, so that the power output shaft of the driving motor is not subjected to radial pressure any more, the service life of the driving motor is prolonged, the surfaces of the driving roller and the tensioning roller are respectively provided with the arc surfaces, the surface of the abrasive belt is deformed, and the abrasive belt is prevented from falling off from the tensioning roller in the process of movement.

Description

Triangular abrasive belt mounting structure

Technical Field

The utility model relates to the technical field of sand edge machines, in particular to a triangular abrasive belt installation structure.

Background

The sand limit machine is the wood working machine that is used for carrying out side sanding processing to timber, and the operation of sand limit machine at present generally drives the abrasive band through the rotation of tensioning roller and removes, and the abrasive band is the removal of single direction in the contact position with the work piece, makes abrasive band local wear faster, and produces saw-dust adhesion easily, and sanding effect is not good.

In the prior art, the driving roller is driven to swing back and forth by the reciprocating indexing type driving motor, so that the abrasive belt rotates on the tensioning roller and longitudinally moves, the sanding amplitude of the abrasive belt is increased, the abrasive belt is abraded uniformly, the adhesion of wood chips is reduced, and the sanding effect is ensured.

Because driving motor directly drives the reciprocal swing of drive roller, driving motor power output shaft bears radial pressure, and power output shaft can take place deformation after long-time use, leads to the eccentric wear to reduced driving motor's life, and the tensioning roller surface is smooth, and the abrasive band drops from the tensioning roller easily in the in-process of drunkenness.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a triangular abrasive belt mounting structure.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a triangle abrasive band mounting structure, includes the tensioning roller of installation is set up to drive roller and two sets of fore-and-aft symmetry, drive roller and two sets of tensioning rollers are the triangle and arrange the installation, the drive roller outer wall is indent cambered surface structure, two sets of the outer wall of tensioning roller is the evagination cambered surface structure corresponding with the indent cambered surface structure of drive roller outer wall, drive roller axle center position fixed mounting has the drive shaft, the drive roller passes through the rotatable installation of drive shaft on the bearing frame.

Further, two groups of bearing seats are fixedly arranged on the right side wall of the mounting plate, and driving motors are arranged below the two groups of bearing seats.

Further, the power output shaft transmission of driving motor is connected to the drive shaft, driving motor fixed mounting is on the mounting panel, the rotatable installation of mounting panel is on the riser.

Further, the top end of the vertical plate is fixedly provided with a transverse plate, and the front end and the rear end of the left side of the transverse plate are respectively and movably provided with a tensioning roller.

Further, the driving roller and the tensioning roller are connected and provided with abrasive belts.

The utility model has the beneficial effects that the design scheme is that the bearing seats are arranged at the two ends of the driving roller, and the driving roller is driven to swing back and forth through the bearing seats in the process of movement, so that the power output shaft of the driving motor is not subjected to radial pressure any more, the service life of the driving motor is prolonged, and the surfaces of the driving roller and the tensioning roller are respectively provided with the arc surfaces, so that the surface of the abrasive belt is deformed, and the abrasive belt is prevented from falling off from the tensioning roller in the process of movement.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a top view of the present utility model;

fig. 4 is a schematic view of the structure of the driving roller and the tension roller of the present utility model.

In the figure: 1. drive roller, 2, bearing frame, 3, drive shaft, 4, tensioning roller, 5, abrasive band, 6, coupling, 7, drive motor, 8, mounting plate, 9, turntable, 10, riser, 11, floor, 12, reciprocating drive assembly, 13, cross plate, 14, support assembly.

Detailed Description

In order to more clearly illustrate the technical solution of the present utility model, it is obvious that the following description of the present utility model is provided by way of example only, and it is within the scope of the present utility model to one skilled in the art to obtain other embodiments according to the present utility model without inventive effort.

As shown in fig. 1 to 4, the utility model comprises a driving roller 1 and two groups of tensioning rollers 4 which are symmetrically arranged and installed in front and back, wherein the driving roller 1 and the two groups of tensioning rollers 4 are arranged in a triangular arrangement, circular arc grooves are formed in the surface of the driving roller 1, circular arc bosses are formed in the surface of the two groups of tensioning rollers 4, a driving shaft 3 is fixedly installed at the axial center position of the driving roller 1, and the driving roller 1 is rotatably installed on a bearing seat 2 through the driving shaft 3.

As shown in fig. 2, bearing seats 2 are respectively arranged on the upper side and the lower side of the driving roller 1, a driving shaft 3 is fixedly mounted at the axial center of the driving roller 1 through welding, the upper end and the lower end of the driving shaft 3 are respectively and rotatably mounted on the bearing seats 2, the bearing seats 2 are fixedly mounted on the right side wall of the mounting plate 8 through bolts, a driving motor 7 is arranged below the bearing seats 2, a power output shaft of the driving motor 7 is fixedly connected with the driving shaft 3 through a shaft coupling 6, the driving motor 7 is fixedly mounted on the right side wall of the mounting plate 8 through bolts, a turntable 9 is rotatably mounted on the left side wall of the mounting plate 8 through a bearing, one end, far away from the mounting plate 8, of the turntable 9 is fixedly mounted on a vertical plate 10 through bolts, a bottom plate 11 is fixedly mounted at the bottom end of the vertical plate 10, a reciprocating driving assembly 12 is fixedly mounted on the top of the bottom plate 11 through bolts, and the reciprocating driving assembly 12 drives the mounting plate 8 to reciprocate and rotate around the turntable 9.

As shown in fig. 1 to 3, a transverse plate 13 is fixedly mounted on the top of the vertical plate 10 through bolts, the overall structure of the transverse plate 13 is of a Y-shaped structure, tensioning rollers 4 are movably mounted at the front end and the rear end of the left side of the transverse plate 13 through rotating shafts and bearings respectively, abrasive belts 5 are mounted on the peripheries of the tensioning rollers 4 and the driving shafts 3 in a tensioning mode, supporting components 14 are arranged on the inner sides of the abrasive belts 5, the supporting components 14 are fixedly mounted on the top of the transverse plate 13 through bolts, and polishing positions of the abrasive belts 5 are supported through the supporting components 14.

When the belt sander works, the reciprocating driving assembly 12 drives the mounting plate 8 to reciprocate around the turntable 9, so that the bearing seat 2 drives the driving roller 1 to swing, the sanding belt 5 longitudinally moves under the swinging action of the driving roller 1, and the inward concave cambered surfaces and the outward convex cambered surfaces on the surfaces of the driving roller 1 and the tensioning roller 4 deform the surface of the sanding belt 5 in the moving process, so that the sanding belt 5 is prevented from falling off in the moving process.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.

Claims

1. The utility model provides a triangle abrasive band mounting structure, includes tensioning roller (4) of drive roller (1) and two sets of fore-and-aft symmetry setting installation, its characterized in that: the driving roller (1) and the two groups of tensioning rollers (4) are arranged in a triangular mode, the outer wall of the driving roller (1) is of a concave cambered surface structure, the outer walls of the two groups of tensioning rollers (4) are of a convex cambered surface structure corresponding to the concave cambered surface structure of the outer wall of the driving roller (1), the driving shaft (3) is fixedly arranged at the axis position of the driving roller (1), and the driving roller (1) is rotatably arranged on the bearing seat (2) through the driving shaft (3).

2. A triangular abrasive belt mounting structure according to claim 1, characterized in that two sets of bearing blocks (2) are fixedly mounted on the right side wall of the mounting plate (8), and a driving motor (7) is arranged below the two sets of bearing blocks (2).

3. A triangular belt mounting arrangement according to claim 2, characterized in that the power take-off shaft of the drive motor (7) is drivingly connected to the drive shaft (3), the drive motor (7) being fixedly mounted on a mounting plate (8), the mounting plate (8) being rotatably mounted Yu Liban (10).

4. A triangular abrasive belt mounting structure according to claim 3, wherein a transverse plate (13) is fixedly mounted at the top end of the vertical plate (10), and tensioning rollers (4) are movably mounted at the front end and the rear end of the left side of the transverse plate (13).

5. A triangular belt mounting arrangement according to any one of claims 1-4, characterized in that the drive roller (1) and the tension roller (4) are connected with a belt (5).