CN213730970U

CN213730970U - Tension arm assembly of small-angle polishing machine

Info

Publication number: CN213730970U
Application number: CN202022560949.0U
Authority: CN
Inventors: 冯全会
Original assignee: Zhongshan Kemai Machinery Co ltd
Current assignee: Zhongshan Kemai Machinery Co ltd
Priority date: 2020-11-07
Filing date: 2020-11-07
Publication date: 2021-07-20
Anticipated expiration: 2030-11-07

Abstract

The utility model discloses a tension arm component of a small-angle polishing machine, which comprises a frame, wherein a motor is fixedly arranged on one side of the top end of the frame, the motor is in transmission connection with a motor output shaft, a driving wheel is fixedly arranged on the motor output shaft, a mounting plate is obliquely arranged on the other side of the top end of the frame, a tension arm is inserted into the front end of the mounting plate, a tension screw fixed with the tension arm in butt joint is installed on the rear end of the mounting plate through a thread, a driven wheel is installed at the front end of the tension arm, and an abrasive belt is in transmission connection between the driving wheel and the driven wheel; the polishing abrasive belt is installed by matching the driven wheel with small diameter with the driving wheel, and the small-area plane, cavity, arc surface, fine gap, included angle, groove surface and other narrow positions of the metal piece can be polished by the abrasive belt on the cambered surface of the driven wheel with small diameter; the driven wheel is adjustably mounted through the tension arm and the tension screw, and different angles can be adjusted through adjusting the tension screw, so that polishing of small angle positions in different situations is achieved.

Description

Tension arm assembly of small-angle polishing machine

Technical Field

The utility model relates to a tension arm subassembly especially relates to a tension arm subassembly of little angular position burnishing machine.

Background

Generally, after a metal workpiece is machined and formed, burrs or scratches are formed on the surface of the metal workpiece, so that the metal workpiece is affected to be used, and therefore, a polishing machine is required to perform polishing treatment on the surface of the metal workpiece. The existing polishing machines mainly comprise circular tube polishing machines, disc polishing machines, numerical control polishing machines and the like, are mostly suitable for polishing large-area metal pieces, and are not suitable for polishing small-area planes, cavities, arc surfaces, fine gaps, included angles, groove surfaces and other narrow positions of the metal pieces.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a tension arm subassembly of little angular position burnishing machine installs the polishing abrasive band through minor diameter's gyro wheel, and the sand in the accessible gyro wheel cambered surface brings and carries out burnishing and polishing to narrow and small positions such as plane, cavity, arc surface, thin gap, contained angle, recess face of metalwork little area, can adjust different angles through adjusting the tensioning screw simultaneously to realize the polishing of little angular position under the different situation.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a tension arm subassembly of little angular position burnishing machine, includes the frame, one side fixed mounting on frame top has the motor cabinet, fixed mounting has the motor on the motor cabinet, the transmission is connected with motor output shaft on the motor, fixed mounting has the action wheel on the motor output shaft, the mounting panel is installed in the opposite side slope on frame top, the front end cartridge of mounting panel has the tension arm, the rear end screw thread of mounting panel is installed with the tensioning screw fixed with the tension arm butt, the front end of tension arm is installed from the driving wheel, the diameter from the driving wheel is less than the diameter of action wheel, the action wheel is connected with the abrasive band with the transmission between the driving wheel.

As a preferred technical scheme of the utility model, the motor is double-shaft motor, double-shaft motor's the equal transmission in both ends is connected with motor output shaft, and two equal fixed mounting has the action wheel on the motor output shaft, the opposite side movable mounting on frame top has two sets of follow driving wheels, and is two sets of the action wheel is connected with the abrasive band with the equal transmission from between the driving wheel.

As an optimal technical scheme of the utility model, pass through bearing movable mounting in the front end of tension arm from the driving wheel.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the polishing abrasive belt is installed by matching the driven wheel with small diameter with the driving wheel, and the small-area plane, cavity, arc surface, fine gap, included angle, groove surface and other narrow positions of the metal piece can be polished by the abrasive belt on the cambered surface of the driven wheel with small diameter, so that the polishing work of small angle positions is realized; the driven wheel is adjustably mounted through the tension arm and the tension screw, and different angles can be adjusted through adjusting the tension screw, so that small-angle polishing under different conditions is realized; two sets of polishing abrasive belts are installed through the biax motor, can improve polishing efficiency, and the biax motor can adopt the biax to stretch asynchronous motor simultaneously, controls two polishing abrasive belts through the different output shaft of two rotational speeds and carries out the transmission with different rotational speeds, and high rotational speed abrasive belt can be used to the rough polishing in earlier stage of metalwork, and low rotational speed abrasive belt can be used to the later stage finish polishing of metalwork to improve the polishing effect of metalwork.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic structural view of the tension arm of the present invention;

wherein: 1. a frame; 2. a motor base; 3. a motor; 4. an output shaft of the motor; 5. a driving wheel; 6. an abrasive belt; 7. a driven wheel; 8. mounting a plate; 9. a tension arm; 10. and tensioning the screw.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, a tension arm assembly of a small-angle polishing machine includes a frame 1, a motor base 2 is fixedly mounted on one side of the top end of the frame 1, a motor 3 is fixedly mounted on the motor base 2, a motor output shaft 4 is connected to the motor 3 in a transmission manner, a driving wheel 5 is fixedly mounted on the motor output shaft 4, a mounting plate 8 is obliquely mounted on the other side of the top end of the frame 1, a tension arm 9 is inserted into the front end of the mounting plate 8, a tension screw 10 fixed to the tension arm 9 in an abutting manner is mounted on the rear end of the mounting plate 8 in a threaded manner, a driven wheel 7 is mounted at the front end of the tension arm 9, the diameter of the driven wheel 7 is smaller than that of the driving wheel 5, and an abrasive belt 6 is connected between.

The motor 3 is a double-shaft motor, two ends of the double-shaft motor are in transmission connection with motor output shafts 4, driving wheels 5 are fixedly mounted on the two motor output shafts 4, two groups of driven wheels 7 are movably mounted on the other side of the top end of the rack 1, abrasive belts 6 are in transmission connection between the two groups of driving wheels 5 and the driven wheels 7, two groups of polishing abrasive belts are mounted through the double-shaft motor, polishing efficiency can be improved, meanwhile, the double-shaft motor can adopt a double-shaft extension asynchronous motor, the two polishing abrasive belts are controlled to be in transmission at different rotating speeds through the two output shafts with different rotating speeds, the high-rotating-speed abrasive belt can be used for early-stage rough polishing of metal pieces, and the low-rotating-speed abrasive.

The driven wheel 7 is movably arranged at the front end of the tension arm 9 through a bearing, so that the driven wheel 7 is convenient to rotate and transmit.

Specifically, when the device is used, the motor 3 is started, the motor 3 drives the driving wheel 5 to rotate through the motor output shaft 4, so that the abrasive belt 6 and the driven wheel 7 are driven to drive, the abrasive belt 6 can polish and polish the surface of a metal piece through the surface or the side edge of the abrasive belt 6 in the transmission process, and meanwhile, the abrasive belt 6 on the cambered surface position of the surface of the driven wheel 7 with a small diameter can polish and polish narrow positions of a small area of the metal piece, such as a plane, a cavity, an arc surface, a fine gap, an included angle, a groove surface and the like, so that the polishing work of a small angle position is realized; when narrow positions with different angles are ground, the tensioning screw 10 can be adjusted to adjust different angles of the tension arm 9 and the abrasive belt 6, so that polishing of small angle positions with different angles is realized.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. A tension arm component of a small-angle polishing machine comprises a frame (1) and is characterized in that, a motor base (2) is fixedly arranged on one side of the top end of the frame (1), a motor (3) is fixedly arranged on the motor base (2), the motor (3) is in transmission connection with a motor output shaft (4), the motor output shaft (4) is fixedly provided with a driving wheel (5), the other side of the top end of the frame (1) is obliquely provided with a mounting plate (8), a tension arm (9) is inserted at the front end of the mounting plate (8), a tension screw (10) which is fixedly connected with the tension arm (9) in an abutting mode is installed at the rear end of the mounting plate (8) in a threaded mode, a driven wheel (7) is arranged at the front end of the tension arm (9), the diameter of the driven wheel (7) is smaller than that of the driving wheel (5), an abrasive belt (6) is connected between the driving wheel (5) and the driven wheel (7) in a transmission way.

2. The tension arm assembly of the small-angle polishing machine according to claim 1, wherein the motor (3) is a double-shaft motor, two ends of the double-shaft motor are both in transmission connection with motor output shafts (4), a driving wheel (5) is fixedly mounted on each of the two motor output shafts (4), two groups of driven wheels (7) are movably mounted on the other side of the top end of the frame (1), and an abrasive belt (6) is in transmission connection between each group of the driving wheels (5) and each group of the driven wheels (7).

3. The tension arm assembly of the small angle polishing machine as claimed in claim 1, wherein the driven wheel (7) is movably mounted at the front end of the tension arm (9) through a bearing.