CN212945867U

CN212945867U - Piston rod tapping device

Info

Publication number: CN212945867U
Application number: CN202021282145.2U
Authority: CN
Inventors: 李锐; 田瑞; 王亮; 权太保; 孙健
Original assignee: Nanyang Haofan Auto Part Co ltd
Current assignee: Nanyang Haofan Auto Part Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-04-13
Anticipated expiration: 2030-07-02

Abstract

The utility model relates to the technical field of piston rod tapping, in particular to a piston rod tapping device, which comprises a fixed plate, wherein the top of the fixed plate is provided with a motor, and the end part of an output shaft of the motor is provided with a tapping piston rod; the top of fixed plate and the both sides that are located the motor all are equipped with the handle, and the four corners department of fixed plate bottom all is equipped with the fixed column, has seted up the movable groove in the fixed column, is equipped with the spring in the movable groove, and the bottom of spring is equipped with the movable rod, and the bottom of movable rod is equipped with the rubber dish, the utility model discloses a fixed column, movable rod, rubber dish that set up, four rubber dish laminating are on the surface that contains the hole object, press the handle again down, make fixed plate and fixed column and motor move down, and the movable rod slowly gets into the movable groove in, and the tapping piston rod gets into and opens the internal thread in the hole, and the in-process that its fixed plate moved down remains the level form all the time, and tapping.

Description

Piston rod tapping device

Technical Field

The utility model relates to a piston rod tapping technical field specifically is a piston rod chasing bar.

Background

The bolt or the screw are common fixed articles in life, when the bolt or the screw is screwed into a hole, a thread matched with the bolt or the screw needs to be arranged on the inner wall of the hole, an internal thread on the inner wall taps the inner wall through the tapping piston rod, when the existing tapping piston rod taps, the tapping piston rod is easy to incline when entering the hole, the tapping piston rod is not kept vertical to the hole, tapping fails, more workload is increased for workers, and accordingly the piston rod tapping device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piston rod chasing bar to when proposing current tapping piston rod and carrying out the tapping among the above-mentioned background art of solution, incline when making tapping piston rod get into the hole easily, lead to tapping piston rod not keep the vertical state with the hole, the tapping failure has increased the problem of more work loads for the staff.

In order to achieve the above object, the utility model provides a following technical scheme:

a piston rod tapping device comprises a fixing plate, wherein a rotating hole is formed in the fixing plate, a motor is mounted at the top of the fixing plate, an output shaft of the motor penetrates through the rotating hole, and a tapping piston rod is arranged at the end of the output shaft of the motor; the top of fixed plate and the both sides that are located the motor all are equipped with the handle, the four corners department of fixed plate bottom all is equipped with the fixed column, set up the movable groove that is linked together with the external world in the fixed column, the spacing groove has all been seted up to the left and right sides in movable groove, the movable inslot is equipped with the spring, the bottom of spring is equipped with the movable rod, just the bottom of movable rod passes the movable groove and extends to the external world, the bottom of movable rod is equipped with the rubber dish, the left and right sides of movable rod all is equipped with the slider, the slider is located the spacing inslot.

Preferably, the motor is fixed to the fixing plate through a bolt, an output shaft of the motor is rotatably connected to the rotating hole, and the output shaft of the motor is in threaded connection with the tapping piston rod.

Preferably, the handle is tightly welded with the fixing plate, and the fixing column is tightly welded with the fixing plate.

Preferably, the diameters of the movable rod and the movable groove are equal, and the movable rod is connected with the movable groove in a sliding mode.

Preferably, the movable rod and the sliding block are of an integrally formed structure, the sliding block is connected with the limiting groove in a sliding mode, and the movable rod is tightly bonded with the rubber disc.

Compared with the prior art, the beneficial effects of the utility model are that:

the piston rod tapping device enables a tapping piston rod to be aligned with a hole through the fixed column, the spring, the movable rod and the rubber discs, the four rubber discs are attached to the surface of an object with the hole, friction force is increased, the whole device is prevented from moving, and a fixing plate is kept horizontal; when the motor switch on power and start, press the handle down, make fixed plate and fixed column and motor move down, the movable rod slowly gets into in the movable groove and extrudees the spring shrink, and tapping piston rod gets into and opens the internal thread in the hole, the in-process that its fixed plate moved down keeps the horizontal form all the time, tapping piston rod and hole keep the vertical state, prevent the tapping failure, when having solved current tapping piston rod and having carried out the tapping, the easy emergence slope when making tapping piston rod get into the hole, lead to tapping piston rod not to keep the vertical state with the hole, the tapping failure, the problem of more work loads has been increased for the staff.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention in its entirety;

fig. 3 is a schematic structural view of a fixing plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the fixing column of the present invention;

fig. 5 is a schematic diagram of the detailed internal structure of the middle fixing column of the present invention.

The various reference numbers in the figures mean:

a fixing plate 1; a rotation hole 11;

a motor 2; tapping the piston rod 21;

a handle 3;

a fixed column 4; a movable groove 41; a limit groove 42;

a spring 5;

a movable rod 6; a slider 61;

a rubber disc 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a piston rod tapping device comprises a fixing plate 1, wherein a rotating hole 11 is formed in the fixing plate 1, a motor 2 is mounted at the top of the fixing plate 1, an output shaft of the motor 2 penetrates through the rotating hole 11, and a tapping piston rod 21 is arranged at the end of the output shaft of the motor 2; the top of fixed plate 1 and the both sides that are located motor 2 all are equipped with handle 3, the four corners department of 1 bottom of fixed plate all is equipped with fixed column 4, movable groove 41 that is linked together with the external world has been seted up in fixed column 4, spacing groove 42 has all been seted up to the left and right sides of movable groove 41, be equipped with spring 5 in the movable groove 41, the bottom of spring 5 is equipped with movable rod 6, and movable rod 6's bottom passes movable groove 41 and extends to the external world, the bottom of movable rod 6 is equipped with rubber disc 7, the left and right sides of movable rod 6 all is equipped with slider 61, slider 61 is located spacing groove 42.

Specifically, motor 2 passes through the bolt and is fixed with fixed plate 1, and motor 2's output shaft rotates with rotation hole 11 to be connected, guarantees the work that motor 2 can be stable, and motor 2's output shaft and the tapping piston rod 21 threaded connection are convenient for change the tapping piston rod 21 of different diameters.

Further, the handles 3 are tightly welded with the fixing plate 1, the fixing columns 4 are tightly welded with the fixing plate 1, the stability of the structure is guaranteed, two hands are used for holding the two handles 3 respectively and pressing down, the stress of the whole fixing plate 1 can be guaranteed to be uniform, the fixing plate 1 is kept horizontal all the time in the downward moving process, and the tapping piston rod 21 and the hole are kept in a vertical state.

Specifically, the diameter of movable rod 6 equals to movable groove 41, and movable rod 6 and movable groove 41 sliding connection guarantee that movable rod 6 can remove in movable groove 41, and movable rod 6 removes in movable groove 41 and can not squint, avoids tapping piston rod 21 to take place to incline in the hole.

Further, movable rod 6 and slider 61 are the integrated into one piece structure, slider 61 and spacing groove 42 sliding connection, guarantee the stability of structure, make slider 61 can remove in spacing groove 42, and simultaneously, spacing groove 42 can avoid movable rod 6 to break away from movable groove 41, movable rod 6 and rubber disk 7 closely bond, the stable in structure of rubber disk 7, the laminating of rubber disk 7 is on the surface that contains the hole object, increase frictional force, avoid the integrated device to take place to remove, prevent that tapping piston rod 21 from taking place to incline in the hole.

It is noted that when the spring 5 is in the natural extension state, the slider 61 is in contact with the bottom end of the stopper groove 42, and the bottom end of the threaded piston rod 21 is at the same level as the bottom of the rubber disk 7.

When the piston rod tapping device is used, two handles 3 are respectively held by two hands, so that the tapping piston rod 21 is aligned with a hole, four rubber discs 7 are attached to the surface of an object containing the hole, then the motor 2 is powered on and started, the two handles 3 are pressed down, the fixing plate 1, the fixing column 4 and the motor 2 move downwards, the movable rod 6 slowly enters the movable groove 41 and extrudes the spring 5 to shrink, the sliding block 61 moves in the limiting groove 42, the tapping piston rod 21 vertically enters the hole, an internal thread is formed in the inner wall of the hole, the fixing plate 1 is always kept horizontal in the downward moving process, and the tapping piston rod 21 and the hole are always kept in a vertical state.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a piston rod chasing bar which characterized in that: the tapping machine comprises a fixing plate (1), wherein a rotating hole (11) is formed in the fixing plate (1), a motor (2) is installed at the top of the fixing plate (1), an output shaft of the motor (2) penetrates through the rotating hole (11), and a tapping piston rod (21) is arranged at the end part of the output shaft of the motor (2); the top of fixed plate (1) and the both sides that are located motor (2) all are equipped with handle (3), the four corners department of fixed plate (1) bottom all is equipped with fixed column (4), movable groove (41) that are linked together with the external world have been seted up in fixed column (4), spacing groove (42) have all been seted up to the left and right sides in movable groove (41), be equipped with spring (5) in movable groove (41), the bottom of spring (5) is equipped with movable rod (6), just movable groove (41) are passed and are extended to the external world to the bottom of movable rod (6), the bottom of movable rod (6) is equipped with rubber disc (7), the left and right sides of movable rod (6) all is equipped with slider (61), slider (61) are located spacing groove (42).

2. The piston rod tapping device of claim 1 wherein: the motor (2) is fixed with the fixing plate (1) through a bolt, an output shaft of the motor (2) is rotatably connected with the rotating hole (11), and an output shaft of the motor (2) is in threaded connection with the tapping piston rod (21).

3. The piston rod tapping device of claim 1 wherein: the handle (3) is tightly welded with the fixed plate (1), and the fixed column (4) is tightly welded with the fixed plate (1).

4. The piston rod tapping device of claim 1 wherein: the diameter of the movable rod (6) is equal to that of the movable groove (41), and the movable rod (6) is connected with the movable groove (41) in a sliding mode.

5. The piston rod tapping device of claim 1 wherein: the movable rod (6) and the sliding block (61) are of an integrally formed structure, the sliding block (61) is in sliding connection with the limiting groove (42), and the movable rod (6) is tightly bonded with the rubber disc (7).