CN111941360A

CN111941360A - Coaxial electric tool

Info

Publication number: CN111941360A
Application number: CN202010848268.6A
Authority: CN
Inventors: 不公告发明人
Original assignee: Jin Daoliang
Current assignee: Jin Daoliang
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-11-17

Abstract

The invention discloses a coaxial electric tool which comprises a handle, wherein a switch is installed on the left side of the handle, a box body is communicated with the top of the handle, a shell is communicated with the upper part of the left side of the box body, a round rod is arranged on the inner side of the shell, the left end of a first gear is fixedly connected with the right end of the round rod, and a second gear is arranged below the first gear. This coaxial-type electric tool, through the motor, first gear, the second gear, the third gear, the fourth gear, turn round and fixing device's cooperation, make the device when using, can pass through to rotate the long slab, make the quarter butt enter into the left side of long slab and lead to the inslot, rotate ninety degrees back with the quarter butt, first spring drives the square butt and removes left, and then make the square butt get into quarter butt right-hand member outside recess inner wall, and then realize fixing to the turn round, make turn round and drum on same axis, guarantee electric tool's normal use, and save operating time.

Description

Coaxial electric tool

Technical Field

The invention relates to the technical field of tools, in particular to a coaxial electric tool.

Background

The tool originally refers to an appliance needed during working, and later is extended to a means for achieving, completing or promoting a certain thing, the tool is a relative concept, and the concept is not a specific substance, so that a substance which can change the substance is a tool relative to a substance which can be changed by the substance, and the tool is convenient for people to use, and further produces the electric tool.

Coaxial-type electric tool among the prior art when the installation, can't ensure that the axis of turning round and drum is unanimous, takes place the deviation easily, and then influences electric tool's normal use, extravagant operating time, and the device is not convenient for carry out paining of regular lubricating oil to inside original paper, and then leads to inside original paper to use for a long time easily, and the wearing and tearing consumption is too big, causes electric tool's damage.

Disclosure of Invention

The invention aims to provide a coaxial electric tool, which solves the problems that the axial lines of a rotary head and a cylinder cannot be ensured to be consistent during installation, deviation is easy to occur, the normal use of the electric tool is influenced, and the working time is wasted in the prior art which is provided by the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a coaxial electric tool comprises a handle, a switch is installed on the left side of the handle, a box body is communicated with the top of the handle, a shell is communicated with the upper portion of the left side of the box body, a round bar is arranged on the inner side of the shell, the left side of the outer wall of the round bar is rotatably connected with the inner wall of the left end of the shell through a bearing, a first gear is arranged on the right side of the round bar, the left end of the first gear is fixedly connected with the right end of the round bar, a second gear is arranged below the first gear, the left side of the top of the second gear is meshed with the lower portion of the first gear, a vertical plate is arranged on the right side of the second gear, the bottom of the vertical plate is fixedly connected with the left side of the top of the inner wall of the box body, the inner wall of the lower portion of the vertical plate is rotatably connected with the right side of the outer wall of the second, a third gear is arranged on the right side of the second gear, the left end of the third gear is fixedly connected with the right end of the second gear, a fourth gear is arranged above the third gear, the lower part of the fourth gear is meshed and connected with the upper part of the third gear, the right end of the fourth gear is fixedly connected with the output end of a motor, a motor base preset below the motor is fixedly connected with the lower part of the right side of the inner wall of the box body, a rotary head is arranged on the left side of the round rod, and a fixing device is arranged on the left side of the round rod;

the fixing device comprises a cylinder, a short rod, a first spring, a square rod, a long plate and a short block;

the right end of the cylinder is fixedly connected with the left end of the round rod, the inner wall of the cylinder is in clearance fit with the right side of the outer wall of the rotary head, a short rod is arranged on the outer side of the cylinder, the bottom of the short rod above the cylinder is rotatably connected with the left end of the top of the cylinder through a bearing, the outer wall of the short rod is in clearance fit with the inner wall of the through groove on the left side of the long plate, the right side of the front end face of the long plate is rotatably connected with the front end face of the convex block on the right side of the top of the cylinder through a pin shaft, a short block is arranged above the long plate, the bottom of the short block is fixedly connected with the left side of the top of the long plate, a first spring is arranged on the right side of the short block, the left end of the first spring pair is fixedly connected with the upper part of the right side of the short block, the right end of the first spring is fixedly connected with the right side of, the left end of the outer wall of the square rod is in clearance fit with the inner wall of the groove above the right side of the short rod.

Preferably, a handle is fixedly connected to the right end of the square rod.

Preferably, the short rods are distributed in an axisymmetric manner by taking the rotary head as an axis.

Preferably, the square rod, the first spring and the short block form a telescopic structure.

Preferably, a rotating device is arranged above the box body;

the rotating device comprises a transverse plate, a vertical block, a long rod, a sliding block and a second spring;

the bottom of riser and the top left end fixed connection of box, the right side of riser is equipped with the diaphragm, the preceding terminal surface right side of diaphragm is connected through terminal surface rotation before the top right side lug of round pin axle with the box, the outer wall clearance fit of the logical inslot wall in the left side of diaphragm and riser, the right side of riser is equipped with the stock, the outer wall left side of stock and the top of riser lead to inslot wall clearance fit, the right side of stock is equipped with the slider, the left side top of slider and the right-hand member fixed connection of stock, the outer wall below of slider and the top left side recess inner wall slip joint of diaphragm, the right side of slider is equipped with the second spring, the left end of second spring and the right side below fixed connection of slider, the right-hand member of second spring and the top left side recess inner wall right-hand member fixed connection of diaphragm.

Preferably, the sliding block and the transverse plate form a sliding structure.

Compared with the prior art, the invention has the beneficial effects that:

according to the coaxial electric tool, the motor, the first gear, the second gear, the third gear, the fourth gear, the rotary head and the fixing device are matched, so that when the coaxial electric tool is used, the long plate can be rotated, the short rod enters the left through groove of the long plate, and after the short rod is rotated by ninety degrees, the first spring drives the square rod to move leftwards, so that the square rod enters the inner wall of the groove at the outer side of the right end of the short rod, the rotary head is fixed, the rotary head and the cylinder are on the same axis, the normal use of the electric tool is guaranteed, and the working time is saved;

according to the coaxial electric tool, the motor, the first gear, the second gear, the third gear, the fourth gear, the rotating head and the rotating device are matched, so that when the coaxial electric tool is used, the sliding block can be pulled rightwards, the sliding block compresses the second spring and drives the long rod to move rightwards, the long rod is separated from the inner wall of the through groove above the vertical block, the transverse plate is rotated, further, a worker can conveniently and regularly smear lubricating oil on an internal original piece, the phenomenon that the internal original piece is used for a long time, the abrasion consumption is too large, and the electric tool is damaged is avoided;

according to the coaxial electric tool, the motor, the first gear, the second gear, the third gear, the fourth gear, the rotary head, the fixing device and the rotating device are matched, so that parts are not easy to lose when the coaxial electric tool is mounted and dismounted, and the parts are prevented from being lost due to trivial details;

this coaxial-type electric tool through motor, first gear, second gear, third gear, fourth gear, bull head, fixing device and rotating device's cooperation for the device, easy operation, convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the fourth gear, the motor and the third gear of FIG. 1;

FIG. 3 is a schematic view of the first spring, long plate and short block of FIG. 1;

FIG. 4 is a schematic structural view of the square bar, the first spring and the short block of FIG. 1;

FIG. 5 is a schematic view of the construction of the short bar and long plate of FIG. 1;

fig. 6 is a schematic structural view of the slider, the second spring and the transverse plate in fig. 1.

In the figure: 1. switch, 2, fixing device, 201, drum, 202, quarter butt, 203, first spring, 204, square bar, 205, long slab, 206, short piece, 3, rotating device, 301, diaphragm, 302, riser, 303, stock, 304, slider, 305, second spring, 4, handle, 5, riser, 6, second gear, 7, casing, 8, turn round, 9, round bar, 10, fourth gear, 11, motor, 12, box, 13, third gear, 14, first gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

example 1

A coaxial electric tool comprises a handle 4, and is characterized in that: the switch 1 is arranged on the left side of the handle 4, the top of the handle 4 is communicated with a box body 12, a shell body 7 is communicated above the left side of the box body 12, a round rod 9 is arranged on the inner side of the shell body 7, the left side of the outer wall of the round rod 9 is rotationally connected with the inner wall of the left end of the shell body 7 through a bearing, the bearing enables the round rod 9 to rotate on the inner wall of the left end of the shell body 7 when being stressed, a first gear 14 is arranged on the right side of the round rod 9, the left end of the first gear 14 is fixedly connected with the right end of the round rod 9, a second gear 6 is arranged below the first gear 14, the left side of the top of the second gear 6 is meshed and connected with the lower part of the first gear 14, a vertical plate 5 is arranged on the right side of the second gear 6, the bottom of the vertical plate 5 is fixedly connected with the left side of the top of the inner wall of the box body 12, the inner wall below of the, the top inner wall of riser 5 passes through the bearing and is connected with the outer wall right side rotation of first gear 14, the right side of second gear 6 is equipped with third gear 13, the left end of third gear 13 and the right-hand member fixed connection of second gear 6, the top of third gear 13 is equipped with fourth gear 10, the below of fourth gear 10 is connected with third gear 13's top meshing, the right-hand member of fourth gear 10 and motor 11's output fixed connection, motor 11's model is decided according to specific user demand, the motor cabinet that motor 10's below was predetermine and box 12's inner wall right side below fixed connection, the left side of round bar 9 is equipped with turn round 8.

Example 2

As an optional case, referring to fig. 1, 3, 4 and 5, in the coaxial electric tool, the left side of the round rod 9 is provided with the fixing device 2, the fixing device 2 includes a cylinder 201, a short rod 202, a first spring 203, a square rod 204, a long plate 205 and a short block 206, the right end of the cylinder 201 is fixedly connected with the left end of the round rod 9, the inner wall of the cylinder 201 is in clearance fit with the right side of the outer wall of the rotary head 8, the outer side of the cylinder 201 is provided with the short rod 202, the bottom of the short rod 202 above is rotatably connected with the left end of the top of the cylinder 201 through a bearing, the outer wall of the short rod 202 is in clearance fit with the inner wall of the left through groove of the long plate 205, the short rods 202 are axially symmetrically distributed by taking the rotary head 8 as an axis, so as to ensure that the rotary head 8 and the cylinder 201 are on the same axis, the right side of the front end surface of the long plate 205 is rotatably connected with the front end surface of the top right protrusion of, the bottom of short piece 206 and the top left side fixed connection of long board 205, the right side of short piece 206 is equipped with first spring 203, left end and the right side top fixed connection of short piece 206 that first spring 203 is right, square bar 204, first spring 203 and short piece 206 constitute extending structure, right side pulling square bar 204, first spring 203 gives the power left of square bar 204, and then realize the flexible of square bar 204, the right-hand member of first spring 203 and the outer wall right side fixed connection of square bar 204, the outer wall of square bar 204 and the inner wall clearance fit of first spring 203, the right-hand member rigid coupling of square bar 204 has the handle, the staff pulling square bar 204 of being more convenient for of handle, the outer wall left side of square bar 204 and the inner wall clearance fit of short piece 206, the outer wall left end of square bar 204 and the right side top recess inner wall clearance fit of short bar 202.

The scheme in this embodiment can be selectively combined with the scheme in other embodiments.

Example 3

As an optional situation, referring to FIGS. 1 and 6, in the coaxial electric tool, a rotating device 3 is arranged above a box body 12, the rotating device 3 comprises a horizontal plate 301, a vertical block 302, a long rod 303, a sliding block 304 and a second spring 305, the bottom of the vertical block 302 is fixedly connected with the left end of the top of the box body 12, the right side of the vertical block 302 is provided with the horizontal plate 301, the bottom of the horizontal plate 301 is fixedly connected with a rubber pad which plays a role in sealing, the right side of the front end surface of the horizontal plate 301 is rotatably connected with the front end surface of a lug on the right side of the top of the box body 12 through a pin shaft, the horizontal plate 301 can rotate on the front end surface of the lug on the right side of the top of the box body 12 when being stressed, the inner wall of a left through groove of the horizontal plate 301 is in clearance fit with the outer wall of the vertical block 302, the right side of the vertical block 302 is provided with the long rod 303, the, the outer wall below of slider 304 and the slip joint of top left side recess inner wall of horizontal plate 301, slider 304 and horizontal plate 301 constitute sliding structure, can slide in the top left side recess inner wall horizontal slip of horizontal plate 301 during slider 304 atress, the right side of slider 304 is equipped with second spring 305, second spring 305 gives slider 304 power to the left, the left end of second spring 305 and the right side below fixed connection of slider 304, the right-hand member of second spring 305 and the top left side recess inner wall right-hand member fixed connection of horizontal plate 301.

The working principle of the invention is as follows:

when the coaxial electric tool is used, firstly, the long plate 205 is rotated, the short rod 202 enters the left through groove of the long plate 205, after the short rod 202 is rotated ninety degrees, the first spring 203 drives the square rod 204 to move leftwards, and then the square rod 204 enters the inner wall of the groove at the outer side of the right end of the short rod 202, thereby fixing the rotary head 8, so that the rotary head 8 and the cylinder 201 are on the same axis, the motor 11 is electrically connected with an external power supply through a lead and a switch 1, the switch 1 is opened, the motor 11 starts to work, the motor 11 drives the fourth gear 10 to rotate, the fourth gear 10 drives the third gear 13 to rotate, the third gear 13 drives the second gear 6 to rotate, the second gear 6 drives the first gear (14) to rotate, the first gear (14) drives the round rod 9 to rotate, thereby the rotary head 8 to rotate, after the work is finished, the slide block 304 is pulled rightwards, the slide block 304 compresses the second spring 305 and drives the long rod 303 to move rightwards, make stock 303 leave the logical inslot wall in the top of riser 302, rotate diaphragm 301, and then be convenient for the staff carries out the application of lubricating oil to inside original paper.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A coaxial electric tool, includes handle (4), its characterized in that: the switch (1) is installed on the left side of the handle (4), the top of the handle (4) is communicated with a box body (12), a shell body (7) is communicated with the upper portion of the left side of the box body (12), a round rod (9) is arranged on the inner side of the shell body (7), the left side of the outer wall of the round rod (9) is rotatably connected with the inner wall of the left end of the shell body (7) through a bearing, a first gear (14) is arranged on the right side of the round rod (9), the left end of the first gear (14) is fixedly connected with the right end of the round rod (9), a second gear (6) is arranged below the first gear (14), the left side of the top of the second gear (6) is meshed with the lower portion of the first gear (14) and is connected with the right side of the second gear (6), a vertical plate (5) is fixedly connected with the left side of the top of the inner wall of the box body (12), the inner wall of the lower portion of the vertical plate (5) is rotatably, the upper inner wall of the vertical plate (5) is rotatably connected with the right side of the outer wall of the first gear (14) through a bearing, the right side of the second gear (6) is provided with a third gear (13), the left end of the third gear (13) is fixedly connected with the right end of the second gear (6), a fourth gear (10) is arranged above the third gear (13), the lower part of the fourth gear (10) is meshed with the upper part of the third gear (13), the right end of the fourth gear (10) is fixedly connected with the output end of a motor (11), a motor base preset below the motor (10) is fixedly connected with the lower part of the right side of the inner wall of the box body (12), the left side of the round rod (9) is provided with a rotary head (8), and the left side of the round rod (9) is provided with a fixing device (2);

the fixing device (2) comprises a cylinder (201), a short rod (202), a first spring (203), a square rod (204), a long plate (205) and a short block (206);

the right end of the cylinder (201) is fixedly connected with the left end of the round rod (9), the inner wall of the cylinder (201) is in clearance fit with the right side of the outer wall of the rotary head (8), a short rod (202) is arranged on the outer side of the cylinder (201), the bottom of the short rod (202) above is in rotary connection with the left end of the top of the cylinder (201) through a bearing, the outer wall of the short rod (202) is in clearance fit with the inner wall of a left through groove of a long plate (205), the right side of the front end face of the long plate (205) is in rotary connection with the front end face of a convex block on the right side of the top of the cylinder (201) through a pin shaft, a short block (206) is arranged above the long plate (205), the bottom of the short block (206) is fixedly connected with the left side of the top of the long plate (205), a first spring (203) is arranged on the right side of the short block (206), and the left end of a pair of, the right-hand member of first spring (203) and the outer wall right side fixed connection of square bar (204), the outer wall of square bar (204) and the inner wall clearance fit of first spring (203), the outer wall left side of square bar (204) and the inner wall clearance fit of short piece (206), the outer wall left end of square bar (204) and the right side top recess inner wall clearance fit of short bar (202).

2. The coaxial electric power tool according to claim 1, wherein: the right end of the square rod (204) is fixedly connected with a handle.

3. The coaxial electric power tool according to claim 1, wherein: the short rods (202) are axially symmetrically distributed by taking the rotary head (8) as an axis.

4. The coaxial electric power tool according to claim 1, wherein: the square rod (204), the first spring (203) and the short block (206) form a telescopic structure.

5. The coaxial electric power tool according to claim 1, wherein: a rotating device (3) is arranged above the box body (12);

the rotating device (3) comprises a transverse plate (301), a vertical block (302), a long rod (303), a sliding block (304) and a second spring (305);

the bottom of the vertical block (302) is fixedly connected with the top left end of the box body (12), the right side of the vertical block (302) is provided with a transverse plate (301), the right side of the front end face of the transverse plate (301) is rotationally connected with the front end face of a convex block on the top right side of the box body (12) through a pin shaft, the left side of the transverse plate (301) is in clearance fit with the outer wall of the vertical block (302), the right side of the vertical block (302) is provided with a long rod (303), the left side of the long rod (303) is in clearance fit with the inner wall of a through groove above the vertical block (302), the right side of the long rod (303) is provided with a sliding block (304), the left side upper side of the sliding block (304) is fixedly connected with the right end of the long rod (303), the outer wall lower side of the sliding block (304) is in sliding connection with the inner wall of a groove on the top left side of the transverse plate (301), the right side of the sliding block (304), the right end of the second spring (305) is fixedly connected with the right end of the inner wall of the groove at the left side of the top of the transverse plate (301).

6. The coaxial electric power tool according to claim 5, wherein: the sliding block (304) and the transverse plate (301) form a sliding structure.