CN215919168U

CN215919168U - Drilling machine shock attenuation protector

Info

Publication number: CN215919168U
Application number: CN202122376702.8U
Authority: CN
Inventors: 陈健; 王雷; 孙宇
Original assignee: Tianjin Honglianxiang Machinery Manufacturing Co ltd
Current assignee: Tianjin Honglianxiang Machinery Manufacturing Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-01
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of drilling machine shock absorption protection, in particular to a drilling machine shock absorption protection device which comprises a cutter moving seat, wherein a cavity is formed in the cutter moving seat, and the top of the cavity is fixedly connected with a first spring. The utility model has the advantages that: when the cutter moving seat is subjected to vibration generated during cutter tapping, the first spring absorbs and reduces the vibration, meanwhile, the damping ring movably connected with the outer surface of the central cylinder in the buffer cylinder collides with the central cylinder back and forth to further counteract the vibration, further, the damping ring deforms due to the vibration, the second spring and the hydraulic damping column further absorb and reduce the vibration, and the cutter moving seat can better buffer and reduce the vibration when a workpiece with stronger cutter tapping is processed through the three damping processes, so that the damping effect is excellent; thereby this cutter removes seat has excellent shock attenuation effect, can cooperate the cutter to carry out the tapping to the work piece of great hardness, improves the tapping performance of drilling machine.

Description

Drilling machine shock attenuation protector

Technical Field

The utility model relates to the technical field of drilling machine shock absorption protection, in particular to a drilling machine shock absorption protection device.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates (main motion). The drilling machine is characterized in that a workpiece is fixed and a cutter does rotary motion. The cutter can produce vibrations at tapping in-process cutter, especially when the work piece of tapping than the reinforce, shakes bigger, and the shock attenuation performance of the moving member of current cutter is not strong, is shaken badly by the work piece reaction easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a drilling machine shock absorption protection device.

The purpose of the utility model is realized by the following technical scheme: a drilling machine shock absorption protection device comprises a cutter moving seat, wherein a cavity is formed in the cutter moving seat, the top of the cavity is fixedly connected with a first spring, the bottom of the first spring is fixedly connected with a buffer cylinder, the interior of the buffer cylinder is fixedly connected with a center cylinder, and the center cylinder is arranged in a hollow mode;

the outer surface of the central cylinder is fixedly connected with a plurality of baffle rings, the outer surface of the central cylinder is movably connected with a plurality of damping rings, and the damping rings are positioned between the two baffle rings;

the damping device comprises a damping cylinder, and is characterized in that the bottom of the damping cylinder is fixedly connected with a damping ring, the inner side of the damping ring is fixedly connected with a second spring, the inner side of the damping ring is fixedly connected with a hydraulic damping column, and the bottom of the damping ring is fixedly connected to the bottom of a cavity.

Optionally, the first spring is fixedly connected between the central cylinder and the cavity, and the diameter of the first spring is larger than that of the second spring.

Optionally, the first linear array of springs is at the top of the buffer cylinder, and the diameter of the buffer cylinder is larger than that of the central cylinder.

Optionally, the diameter of the central cylinder is smaller than the outer diameter of the baffle ring, and the outer diameter of the baffle ring is larger than the inner diameter of the shock absorption ring.

Optionally, the damping ring is made of spring steel, the damping ring is located inside the central cylinder, and the damping ring movably connected to the outer surface of the central cylinder inside the buffer cylinder collides with the central cylinder back and forth to further offset vibration.

Optionally, the bottom of the second spring is fixedly connected to the bottom of the inner side of the damping ring, and the damping ring is composed of an upper plate, a lower plate and two half rings on two sides.

Optionally, the hydraulic shock absorption column is located on the inner side of the second spring, the shock absorption ring deforms due to shock, and the second spring and the hydraulic shock absorption column further absorb and reduce the shock.

The utility model has the following advantages:

1. the drilling machine shock absorption protection device is characterized in that a cavity is formed in a cutter moving seat, a first spring is fixedly connected to the top of the cavity, a buffer cylinder is fixedly connected to the bottom of the first spring, a center cylinder is fixedly connected to the inside of the buffer cylinder and is arranged in a hollow mode, a plurality of baffle rings are fixedly connected to the outer surface of the center cylinder, a plurality of shock absorption rings are movably connected to the outer surface of the center cylinder and are located between the two baffle rings, a shock absorption ring is fixedly connected to the bottom of the buffer cylinder, a second spring is fixedly connected to the inner side of the shock absorption ring, a hydraulic shock absorption column is fixedly connected to the inner side of the shock absorption ring, a cavity is formed in the cutter moving seat, the first spring, the buffer cylinder, the center cylinder, the shock absorption ring, the second spring and the hydraulic shock absorption column in the cavity are matched together for shock absorption, when the cutter moving seat is subjected to shock generated during cutter tapping, first spring absorbs vibrations and subducts, and simultaneously, the damping ring of the inside central section of thick bamboo surface swing joint of buffer cylinder bumps a central section of thick bamboo back and forth, further offsets vibrations, and further, the damping ring takes place deformation because of vibrations, and second spring and hydraulic shock absorber post further absorb vibrations and subduct, and this cutter removes the seat through these three shock attenuations, can carry out better buffering to vibrations and subduct when the work piece that the cutter tapping is stronger, and the shock attenuation effect is excellent, and the cutter removes the seat and can not be shaken badly.

2. This drilling machine shock attenuation protector, when the cutter removes the vibrations that the seat produced when receiving the cutter tapping, first spring absorbs vibrations and subducts, and simultaneously, the damping ring of the inside center section of thick bamboo surface swing joint of buffer cylinder bumps a center section of thick bamboo back and forth, further offset vibrations, it is further, the damping ring takes place deformation because of vibrations, second spring and hydraulic shock absorber post further absorb vibrations and subduct, this cutter removes the seat through these three shock attenuations, thereby this cutter removes the seat and has excellent shock attenuation effect, can cooperate the cutter to carry out the tapping to the work piece of than strong and hard, the tapping performance of drilling machine is improved.

Drawings

FIG. 1 is a schematic diagram of a first perspective of the present invention;

FIG. 2 is a schematic diagram of a second perspective of the present invention;

FIG. 3 is a schematic structural view of the core barrel of the present invention;

FIG. 4 is a schematic view of the shock ring of the present invention;

FIG. 5 is a schematic sectional view of the damper ring according to the present invention.

In the figure: 1-a cutter moving seat, 2-a cavity, 3-a first spring, 4-a buffer cylinder, 5-a central cylinder, 6-a baffle ring, 7-a damping ring, 8-a damping ring, 9-a second spring and 10-a hydraulic damping column.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1-5, a drilling machine shock absorption protection device comprises a cutter moving seat 1, a cavity 2 is formed in the cutter moving seat 1, a first spring 3 is fixedly connected to the top of the cavity 2, a buffer cylinder 4 is fixedly connected to the bottom of the first spring 3, a central cylinder 5 is fixedly connected to the inside of the buffer cylinder 4, and the central cylinder 5 is arranged in a hollow manner;

the outer surface of the central cylinder 5 is fixedly connected with a plurality of baffle rings 6, the outer surface of the central cylinder 5 is movably connected with a plurality of damping rings 7, and the damping rings 7 are positioned between the two baffle rings 6;

the bottom fixedly connected with damping ring 8 of buffer cylinder 4, the inboard fixedly connected with second spring 9 of damping ring 8, the inboard fixedly connected with hydraulic shock attenuation post 10 of damping ring 8, the bottom fixed connection of damping ring 8 is in the bottom of cavity 2.

As a preferred technical scheme of the utility model: the first spring 3 is fixedly connected between the central cylinder 5 and the cavity 2, the diameter of the first spring 3 is larger than that of the second spring 9, the first spring 3 is linearly arrayed at the top of the buffer cylinder 4, the diameter of the buffer cylinder 4 is larger than that of the central cylinder 5, the diameter of the central cylinder 5 is smaller than the outer diameter of the baffle ring 6, the outer diameter of the baffle ring 6 is larger than the inner diameter of the damping ring 7, the damping ring 7 is made of spring steel, the damping ring 7 is positioned inside the central cylinder 5, and the damping ring 7 movably connected with the outer surface of the central cylinder 5 inside the buffer cylinder 4 collides with the central cylinder 5 back and forth to further offset vibration;

the bottom fixed connection of second spring 9 is in the inboard bottom of damping ring 8, and damping ring 8 comprises two semi-rings of two upper and lower boards and both sides, and hydraulic shock absorber post 10 is located the inboard of second spring 9, and damping ring 8 takes place deformation because of vibrations, and second spring 9 and hydraulic shock absorber post 10 further absorb vibrations and subduct.

The working process of the utility model is as follows:

s1, stopping the cutter moving seat 1 after moving on the rail, and tapping the workpiece by the cutter;

s2, when the cutter moving seat 1 is subjected to vibration generated during cutter tapping, the first spring 3 absorbs and reduces the vibration, meanwhile, the damping ring 7 movably connected with the outer surface of the central cylinder 5 in the buffer cylinder 4 collides with the central cylinder 5 back and forth, the vibration is further counteracted, further, the damping ring 8 deforms due to the vibration, and the second spring 9 and the hydraulic damping column 10 further absorb and reduce the vibration.

In conclusion, when the drilling machine shock absorption protection device is used, a cavity 2 is formed in the cutter moving seat 1, a first spring 3 is fixedly connected to the top of the cavity 2, a buffer cylinder 4 is fixedly connected to the bottom of the first spring 3, a center cylinder 5 is fixedly connected to the inside of the buffer cylinder 4, the center cylinder 5 is arranged in a hollow mode, a plurality of baffle rings 6 are fixedly connected to the outer surface of the center cylinder 5, a plurality of shock absorption rings 7 are movably connected to the outer surface of the center cylinder 5, the shock absorption rings 7 are located between the two baffle rings 6, a shock absorption ring 8 is fixedly connected to the bottom of the buffer cylinder 4, a second spring 9 is fixedly connected to the inner side of the shock absorption ring 8, a hydraulic shock absorption column 10 is fixedly connected to the inner side of the shock absorption ring 8, the bottom of the shock absorption ring 8 is fixedly connected to the bottom of the cavity 2, the cavity 2 is arranged in the cutter moving seat 1, the first spring 3 and the buffer cylinder 4 are arranged in the cavity 2, The central cylinder 5, the damping rings 7, the damping rings 8, the second springs 9 and the hydraulic damping columns 10 are matched together for damping, when the cutter moving seat 1 is subjected to vibration generated during cutter tapping, the first springs 3 absorb and reduce the vibration, meanwhile, the damping rings 7 movably connected with the outer surface of the central cylinder 5 in the buffering cylinders 4 collide with the central cylinder 5 back and forth to further counteract the vibration, further, the damping rings 8 deform due to the vibration, and the second springs 9 and the hydraulic damping columns 10 further absorb and reduce the vibration; when the cutter removes the vibrations that produces when seat 1 receives the cutter tapping, first spring 3 absorbs vibrations and subducts, and simultaneously, the damping ring 7 of the inside 5 surface swing joint of center section of thick bamboo of buffer cylinder 4 bumps center section of thick bamboo 5 back and forth, further offset vibrations, it is further, damping ring 8 takes place deformation because of vibrations, second spring 9 and hydraulic shock absorber post 10 further absorb vibrations and subduct, this cutter removes seat 1 through these three shock attenuations, thereby this cutter removes seat 1 has excellent shock attenuation effect, can cooperate the cutter to carry out the tapping to the work piece of than the strength hard, the tapping performance of drilling machine is improved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drilling machine shock attenuation protector, includes that the cutter removes seat (1), its characterized in that: a cavity (2) is formed in the cutter moving seat (1), a first spring (3) is fixedly connected to the top of the cavity (2), a buffer cylinder (4) is fixedly connected to the bottom of the first spring (3), a central cylinder (5) is fixedly connected to the inside of the buffer cylinder (4), and the central cylinder (5) is arranged in a hollow mode;

the outer surface of the central cylinder (5) is fixedly connected with a plurality of baffle rings (6), the outer surface of the central cylinder (5) is movably connected with a plurality of damping rings (7), and the damping rings (7) are positioned between the two baffle rings (6); the damping device is characterized in that a damping ring (8) is fixedly connected to the bottom of the buffer cylinder (4), a second spring (9) is fixedly connected to the inner side of the damping ring (8), a hydraulic damping column (10) is fixedly connected to the inner side of the damping ring (8), and the bottom of the damping ring (8) is fixedly connected to the bottom of the cavity (2).

2. The drill press shock absorber protector as recited in claim 1, wherein: the first spring (3) is fixedly connected between the central cylinder (5) and the cavity (2), and the diameter of the first spring (3) is larger than that of the second spring (9).

3. The drill press shock absorber protector as recited in claim 1, wherein: the first springs (3) are linearly arrayed at the top of the buffer cylinder (4), and the diameter of the buffer cylinder (4) is larger than that of the central cylinder (5).

4. The drill press shock absorber protector as recited in claim 1, wherein: the diameter of the central cylinder (5) is smaller than the outer diameter of the baffle ring (6), and the outer diameter of the baffle ring (6) is larger than the inner diameter of the damping ring (7).

5. The drill press shock absorber protector as recited in claim 1, wherein: the damping ring (7) is made of spring steel, and the damping ring (7) is located inside the central cylinder (5).

6. The drill press shock absorber protector as recited in claim 1, wherein: the bottom of the second spring (9) is fixedly connected to the bottom of the inner side of the damping ring (8), and the damping ring (8) is composed of an upper plate, a lower plate and two half rings on two sides.

7. The drill press shock absorber protector as recited in claim 1, wherein: the hydraulic shock absorption column (10) is located on the inner side of the second spring (9).