CN213106138U

CN213106138U - Burnishing machine with adjustable handle

Info

Publication number: CN213106138U
Application number: CN202021947032.XU
Authority: CN
Inventors: 余鸿东
Original assignee: Zhejiang Ken Power Tools Co ltd
Current assignee: Zhejiang Ken Power Tools Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-05-04
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to the field of polishing machines with adjustable handles, in particular to a polishing machine with an adjustable handle; the utility model comprises a shell, wherein the front end of the shell is provided with a working head, and a motor for driving the working head to rotate is arranged in the shell; the main handle is fixedly arranged at the rear end of the shell, a power line is arranged in the main handle, a cable sheath is arranged on the power line, and an included angle between the central line of an inner hole of the cable sheath and the rotating central line of the motor is more than 20 degrees; the auxiliary handle is arranged at the rear end of the main handle and is detachably connected with the main handle; the handle of the utility model is detachably connected with the main handle through the auxiliary handle, the distance from the main handle to the working head is lengthened, the polishing range is enlarged, and the working efficiency is increased; the included angle between the inner hole center line of the cable sheath and the rotation center line of the motor is larger than 20 degrees, the contact of a power line with the surface of an automobile is reduced, the polishing quality is improved, and the service life of the power line is prolonged.

Description

Burnishing machine with adjustable handle

Technical Field

The utility model relates to a burnishing machine field with adjustable handle relates to a burnishing machine with adjustable handle.

Background

Polishers, also known as grinders, are often used for mechanical grinding, polishing, and waxing. The working principle is as follows: the motor drives the sponge or wool polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc and the polishing agent act together and rub the surface to be polished, so that the aims of removing paint surface pollution, oxide layer and shallow mark can be achieved.

When the polishing machine polishes the surface of the roof or the engine hood in the automobile polishing process, the distance between a main handle and a working head of the conventional polishing machine is constant and cannot be adjusted due to the high position of the roof and the large surface range of the engine hood, and an operator needs to continuously change the operation position, so that the operation is inconvenient.

The outlet direction of the power line of the existing polishing machine is basically parallel to the rotation central line of the motor, and the power line is easy to contact and rub with the surface of an automobile in the polishing process to influence the polishing quality. In order to prevent the situation, an operator can put the power line on the shoulder to prevent the power line from contacting the surface of the automobile, but the power line is put on the shoulder and is in a stressed bending state, and the core wire is easy to break at a position with large stress (a position where the cable sheath is positioned), so that the service life of the power line is influenced.

In order to solve the defects in the prior art, the polishing machine with the adjustable handle, which is convenient to disassemble and assemble and inclines in the wire outlet direction of the power line, needs to be designed.

Disclosure of Invention

The utility model provides a polishing machine with adjustable handle, which solves the problems of the prior art.

The purpose of the utility model can be realized by the following technical proposal: a handle-adjustable polisher comprising:

the front end of the shell is provided with a working head, and the shell is internally provided with a motor for driving the working head to rotate;

the main handle is fixedly arranged at the rear end of the shell, a power line is arranged in the main handle, a cable sheath is arranged on the power line, and an included angle between the central line of an inner hole of the cable sheath and the rotating central line of the motor is more than 20 degrees;

the auxiliary handle is arranged at the rear end of the main handle and used for lengthening the distance from the main handle to the working head, and the auxiliary handle is detachably connected with the main handle.

In a further improvement, the cable sheath is arranged above the auxiliary handle.

In a further improvement, the head of the auxiliary handle is provided with a screw thread, the main handle is internally provided with a nut, and the screw thread is connected with the nut.

In a further improvement, the auxiliary handle is fixedly connected with the main handle through a hoop.

The improved hoop comprises a left semicircular ring and a right semicircular ring, wherein the upper end of the left semicircular ring is provided with a first connecting part, the upper end of the right semicircular ring is provided with a second connecting part, the first connecting part is rotatably connected with the second connecting part, the lower end of the left semicircular ring is connected with the lower end of the right semicircular ring through a first bolt, a first annular groove is formed in the left semicircular ring, a second annular groove is formed in the right semicircular ring, and the joint of the main handle and the auxiliary handle is arranged between the first annular groove and the second annular groove.

In a further improvement, a rotating shaft is arranged at the rear end of the main handle, the auxiliary handle is connected with the rotating shaft, and the auxiliary handle can rotate relative to the main handle.

Compared with the prior art, the handle of the utility model is detachably connected with the main handle through the auxiliary handle, the distance from the main handle to the working head is lengthened, the polishing range is enlarged, and the working efficiency is increased; the included angle between the inner hole center line of the cable sheath and the rotation center line of the motor is larger than 20 degrees, the contact of a power line with the surface of an automobile is reduced, the polishing quality is improved, and the service life of the power line is prolonged.

Drawings

FIG. 1 is a schematic view of the connection structure of the primary handle and the secondary handle of the present invention

FIG. 2 is a schematic view of the second embodiment of the present invention showing the connection between the main handle and the auxiliary handle

FIG. 3 is a schematic structural view of a connection section between the main handle and the auxiliary handle in FIG. 2

FIG. 4 is a schematic view of the structure of the hoop

FIG. 5 is a schematic view of the third connection structure of the main handle and the auxiliary handle of the present invention

FIG. 6 is a schematic view showing another position of the third main handle and the auxiliary handle of the present invention

FIG. 7 is a schematic view of a polishing machine in the prior art

In the figure, 11-machine shell, 12-working head, 13-main handle, 14-power cord, 15-cable sheath, 151-inner hole center line, 16-auxiliary handle, 161-thread, 17-nut, 18-hoop mechanism, 181-left semi-circle ring, 1811-annular groove I, 182-right semi-circle ring, 1821-annular groove II, 1831-rotating shaft, 1832-connecting part I, 1833-connecting part II, 184-bolt I, 19-rotating shaft, 20-motor and 201-rotating center line.

Detailed Description

The technical solution of the present invention is further explained below with reference to the following embodiments and accompanying drawings 1 to 7.

Example 1

The front end of the machine shell 11 is provided with a working head 12, and the machine shell 11 is internally provided with a motor 20 for driving the working head 12 to rotate;

the main handle 13 is fixedly arranged at the rear end of the casing 11, a power line 14 is arranged in the main handle, a cable sheath 15 is arranged on the power line 14, and an included angle between an inner hole center line 151 of the cable sheath 15 and a rotation center line 201 of the motor 20 is larger than 20 degrees;

the auxiliary handle 16 is arranged at the rear end of the main handle 13, the auxiliary handle 16 is used for lengthening the distance from the main handle 13 to the working head 12, and the auxiliary handle 16 is detachably connected with the main handle 13.

The distance from a main handle to a working head of the polishing machine in the prior art is fixed and cannot be adjusted, an operator needs to continuously change an operation position, the operation is inconvenient, the outlet direction of a power line of the conventional polishing machine is basically parallel to the rotation central line of a motor, and the power line is easily contacted and rubbed with the surface of an automobile in the polishing process to influence the polishing quality.

In order to solve the defects in the prior art, the polishing machine with the adjustable handle is convenient to disassemble and assemble, the outlet position of the power line is moved upwards, and the angle is increased in an inclined upward direction.

The distance from the main handle 13 to the working head is lengthened at the holding part through the auxiliary handle 16, the auxiliary handle 16 is positioned at the rear end of the main handle (namely, in the direction far away from the working head 12) when the auxiliary handle is in a use state, the auxiliary handle 16 is detachably fixed with the main handle 13 through a fixing structure positioned in the main handle 13, and the distance from the holding part to the working head 12 can be lengthened or shortened through the detachability of the additionally arranged auxiliary handle 16, so that the working head can meet different working condition requirements and the packaging requirement is not increased; the angle between the outlet direction of the power line 114 (i.e. the central line 151 of the inner hole of the cable sheath 15 and the rotation central line 201 of the motor 20) is greater than 20 degrees, and the outlet position and angle of the power line 14 are changed, i.e. the possibility that the power line 14 contacts the surface of the automobile is reduced, and the power line 14 is also protected.

Example 2

The cable sheath 15 is provided above the sub-handle 16.

The cable sheath 15 is located vice handle 16 top, and power cord 14 is located vice handle 16 top, can not influence the staff polishing to power cord 14 is located vice handle 16 top, has reduced power cord 14 contact car surface, promotes polishing quality.

Example 3

The head of the auxiliary handle 16 is provided with a thread 161, the main handle 13 is internally provided with a nut 17, and the thread 161 is connected with the nut 17.

The auxiliary handle 16 is fixed on the main handle 13 through bolt connection, the bolt connection has the characteristics of convenience in disassembly and assembly and stability in connection, the distance from the main handle 13 to the working head 12 can be increased through the auxiliary handle 16, and different working condition requirements are met.

Example 4

The auxiliary handle 16 is fixedly connected with the main handle 13 through a hoop 18.

The front end of the auxiliary handle 16 is inserted into the rear end of the main handle 13, the auxiliary handle 16 is fixed on the main handle through the tensioning hoop 18, and when the length of the main handle 13 does not need to be increased, the auxiliary handle 16 can be detached from the main handle 13 by loosening the hoop 18.

Example 5

The hoop 18 comprises a left semicircular ring 181 and a right semicircular ring 182, a first connecting portion 1832 is arranged at the upper end of the left semicircular ring 181, a second connecting portion 1833 is arranged at the upper end of the right semicircular ring 182, the first connecting portion 1832 is rotationally connected with the second connecting portion 1833, the lower ends of the left semicircular ring 181 and the right semicircular ring 182 are connected through a first bolt 184, a first annular groove 1811 is arranged in the left semicircular ring 181, a second annular groove 1821 is arranged in the right semicircular ring 182, and the joint of the main handle 13 and the auxiliary handle 16 is arranged between the first annular groove 1811 and the second annular groove 1821.

The joint of the main handle 13 and the auxiliary handle 16 is clamped between the first annular groove 1811 and the second annular groove 1821, so that the auxiliary handle 16 is connected to the main handle 13 more stably, and the working stability of the main handle 13 is improved.

Example 6

A rotating shaft 19 is arranged at the rear end of the main handle 13, the auxiliary handle 16 is connected with the rotating shaft 19, and the auxiliary handle 16 can rotate relative to the main handle 13.

The auxiliary handle 16 is provided at the rear end of the main handle 13, and when the length of the main handle 13 needs to be increased, the auxiliary handle 16 is rotated around the rotating shaft 19 to rotate the auxiliary handle 16 out of the main handle 13 to increase the length of the main handle 13. Increasing the polishing range; the auxiliary handle 16 can be rotatably placed under the main handle 13 when there is no need to lengthen the main handle 13.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A handle adjustable polisher, comprising:

the front end of the machine shell (11) is provided with a working head (12), and a motor (20) for driving the working head (12) to rotate is arranged in the machine shell (11);

the main handle (13) is fixedly arranged at the rear end of the shell (11), a power line (14) is arranged in the main handle, a cable sheath (15) is arranged on the power line (14), and an included angle between an inner hole center line (151) of the cable sheath (15) and a rotation center line (201) of the motor (20) is larger than 20 degrees;

the auxiliary handle (16) is arranged at the rear end of the main handle (13), the auxiliary handle (16) is used for lengthening the distance from the main handle (13) to the working head (12), and the auxiliary handle (16) is detachably connected with the main handle (13).

2. A handle adjustable polisher according to claim 1 with the cable sheath (15) located above the secondary handle (16).

3. A handle adjustable polisher according to claim 1 with the head of the secondary handle (16) threaded (161) and the primary handle (13) with the nut (17) inside, the thread (161) connected to the nut (17).

4. A handle adjustable finishing machine according to claim 1 in which the secondary handle (16) is fixedly attached to the primary handle (13) by means of a hoop (18).

5. The handle-adjustable polishing machine according to claim 4, wherein the hoop (18) comprises a left half-circular ring (181) and a right half-circular ring (182), a first connecting part (1832) is arranged at the upper end of the left half-circular ring (181), a second connecting part (1833) is arranged at the upper end of the right half-circular ring (182), the first connecting part (1832) is rotatably connected with the second connecting part (1833), the lower ends of the left half-circular ring (181) and the right half-circular ring (182) are connected through a first bolt (184), a first annular groove (1811) is arranged in the left half-circular ring (181), a second annular groove (1821) is arranged in the right half-circular ring (182), and the joint of the main handle (13) and the auxiliary handle (16) is arranged between the first annular groove (1811) and the second annular groove (1821).

6. A handle adjustable polisher according to claim 1 with the sub handle (16) connected to the rotation shaft (19) and the main handle (13) at the rear end with the rotation shaft (19) and the sub handle (16) rotatable relative to the main handle (13).