CN215508355U

CN215508355U - Lubricating oil cleaning and recovering device for full-automatic cold tube mill

Info

Publication number: CN215508355U
Application number: CN202121601485.1U
Authority: CN
Inventors: 李宪寿
Original assignee: Songyang Yongxin Machinery Manufacturing Co ltd
Current assignee: Songyang Yongxin Machinery Manufacturing Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-01-14
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a lubricating oil cleaning and recovering device for a full-automatic cold tube mill, which comprises a sleeve, wherein the sleeve is fixedly connected to a mounting plate at the top of a support, an oil removing device is inserted in the sleeve and comprises a core rod, the tail end of the core rod is provided with a shaft step, the tail end of the shaft step is provided with a sleeve shaft, the sleeve shaft is sleeved with a group of annular rubber scraping blades, the tail end of the sleeve shaft is provided with a screw rod, the screw rod is in threaded connection with a locking sleeve, and a group of contraction joints are distributed on the circumferential outer wall of each rubber scraping blade in an annular array mode. The utility model has simple structure, high reliability, long service life of the doctor blade and low maintenance cost.

Description

Lubricating oil cleaning and recovering device for full-automatic cold tube mill

Technical Field

The utility model relates to the technical field of cold rolling pipes, in particular to a lubricating oil cleaning and recovering device for a full-automatic cold rolling pipe mill.

Background

The cold rolling deformation processing of the seamless steel pipe is to convey a blank pipe into a rolling deformation tool through mechanical power, perform metal deformation processing on the blank pipe of the seamless steel pipe through a closed circular ring space (consisting of a plurality of continuous closed circular rings with different diameters from large to small) formed by a pass arranged on a roller device and a top arranged at the front end of a mandrel, change the physical state of metal (usually reducing deformation) through extrusion (rolling), the change degree (the outer diameter, the inner diameter, the wall thickness and the like of the steel pipe) depends on the size of the deformation tool, and a plurality of deformation processing modes can be adopted when the deformation amount is large until the appearance and the technical requirements of a finished product pipe are met.

In the process of processing the cold-rolled steel pipe, in order to ensure that the steel pipe can be smoothly separated from the mandrel, a large amount of lubricating oil needs to be sprayed on the inner wall of the steel pipe in the feeding process, and the lubricating oil on the inner wall of the steel pipe needs to be removed after rolling. Most of the prior lubricating oil cleaning and recovering devices for cold rolling mills are easy to jam with the inner pipe wall and need to be maintained frequently. Therefore, a new lubricating oil cleaning and recovering device for a cold rolling mill is needed to overcome the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lubricating oil cleaning and recovering device for a full-automatic cold rolling mill, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a full-automatic lubricating oil clearance recovery unit for cold pilger mill, includes the sleeve pipe, sleeve pipe fixed connection is on the mounting panel at support top, the sleeve pipe interpolation is equipped with deoiling device, deoiling device includes the plug, the end of plug is provided with the axle rank, the end of axle rank is provided with the sleeve shaft, the cover is equipped with a set of annular rubber scraping blade on the sleeve shaft, the end of sleeve shaft is provided with the screw rod, threaded connection has the lock sleeve on the screw rod, annular array distributes on the rubber scraping blade circumference outer wall has a set of shrinkage joint.

Preferably, a group of positioning rings is sleeved on the sleeve shaft and arranged between the adjacent rubber scraping blades.

Preferably, the two side end faces of the positioning ring are provided with anti-skidding devices, and each anti-skidding device comprises a group of anti-skidding grooves distributed on the end face of the positioning ring in an annular array mode.

Preferably, a gasket is arranged between the rightmost rubber scraper and the locking sleeve.

Preferably, the edge of the end surface of the rubber scraper facing to one side of the core rod is provided with a chamfer.

Preferably, the left end of the sleeve is fixedly connected with a guide sleeve, and the circumferential inner wall of the guide sleeve is provided with a conical surface.

Compared with the prior art, the utility model has the beneficial effects that: when the rubber scraper works, a steel pipe penetrates through the sleeve, the sleeve plays a role in guiding the steel pipe, the circumferential outer surface of the rubber scraper is in contact with the circumferential inner surface of the steel pipe to scrape lubricating oil on the inner wall of the steel pipe, and the rubber scraper has certain contractibility due to contraction joints and is not easy to block the steel pipe; the rubber scraper is fixed by the locking sleeve screw in a threaded connection mode, and the rubber scraper is convenient to disassemble and assemble and convenient to maintain. The positioning ring enables a certain gap to be reserved between the adjacent rubber scraping blades, and the oil removing effect is improved. The antiskid groove prevents the rubber scraper from rotating during working. The utility model has simple structure, high reliability, long service life of the doctor blade and low maintenance cost.

Drawings

FIG. 1 is a schematic structural diagram of a lubricating oil cleaning and recovering device for a full-automatic cold rolling mill;

FIG. 2 is a schematic structural diagram of an oil removing device in a lubricating oil cleaning and recovering device for a full-automatic cold tube mill;

fig. 3 is an explosion diagram of an oil removing device in a lubricating oil cleaning and recovering device for a full-automatic cold tube mill.

In the figure: 1-core rod, 2-axial step, 3-sleeve shaft, 4-screw rod, 5-rubber scraper, 6-shrinkage joint, 7-positioning ring, 8-antiskid groove, 9-gasket, 10-locking sleeve, 11-deoiling device, 12-bracket, 13-mounting plate, 14-sleeve, 15-guide sleeve, 16-conical surface and 17-chamfer.

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 to 3, the present invention provides a technical solution:

the utility model provides a full-automatic lubricating oil clearance recovery unit for cold pilger mill, includes

sleeve pipe

14, 14 fixed connection of sleeve pipe is on the mounting panel 13 at 12 tops of support, the 14 interpolations of sleeve pipe are equipped with deoiling device 11, deoiling device 11 includes plug 1, the end of plug 2 is provided with axle step 2, the end of axle step 2 is provided with sleeve 3, the cover is equipped with a set of annular rubber scraping piece 5 on the sleeve 3, the end of sleeve 3 is provided with screw rod 4, threaded connection has lock sleeve 10 on the screw rod 4, the annular array distributes and has a set of shrink seam 6 on 5 circumference outer walls of rubber scraping piece.

When the rubber scraper works, a steel pipe penetrates through the sleeve 14, the sleeve 14 plays a role in guiding the steel pipe, the circumferential outer surface of the rubber scraper 5 is in contact with the circumferential inner surface of the steel pipe to scrape lubricating oil on the inner wall of the steel pipe, and the contraction joint 6 enables the rubber scraper 5 to have certain contractibility and not to be blocked with the steel pipe easily; the locking sleeve 10 is in threaded connection with the screw rod 4 to fix the rubber scraper 5, so that the rubber scraper is convenient to disassemble and assemble and convenient to maintain.

Preferably, the sleeve shaft 3 is sleeved with a set of positioning rings 7, the positioning rings 7 being arranged between adjacent squeegee blades 5.

The positioning ring 7 enables a certain gap to be reserved between the adjacent rubber scraping blades 5, and the oil removing effect is improved.

Preferably, the positioning ring 7 is provided with anti-slip means on both end faces, and the anti-slip means comprises a set of anti-slip grooves 8 distributed on the end face of the positioning ring 7 in an annular array.

The anti-slip groove 8 prevents the rotation of the squeegee blade 5 during operation.

Preferably, a gasket 9 is provided between the rightmost squeegee blade 5 and the lock sleeve 10.

The gasket 9 prevents the locking sleeve 10 from crushing the squeegee blade 5.

Preferably, the edge of the end surface of the rubber blade 5 facing the mandrel bar 1 is provided with a chamfer 17.

The chamfer 17 facilitates smooth entry of the squeegee blade 5 into the steel pipe.

Preferably, a guide sleeve 15 is fixedly connected to the left end of the sleeve 14, and a tapered surface 16 is provided on the circumferential inner wall of the guide sleeve 15.

The tapered surface 16 facilitates smooth entry of the steel pipe into the sleeve 14.

The working principle of the utility model is as follows: when the rubber scraper works, a steel pipe penetrates through the sleeve 14, the sleeve 14 plays a role in guiding the steel pipe, the circumferential outer surface of the rubber scraper 5 is in contact with the circumferential inner surface of the steel pipe to scrape lubricating oil on the inner wall of the steel pipe, and the contraction joint 6 enables the rubber scraper 5 to have certain contractibility and not to be blocked with the steel pipe easily; the locking sleeve 10 is in threaded connection with the screw rod 4 to fix the rubber scraper 5, so that the rubber scraper is convenient to disassemble and assemble and convenient to maintain. The positioning ring 7 enables a certain gap to be reserved between the adjacent rubber scraping blades 5, and the oil removing effect is improved. The anti-slip groove 8 prevents the rotation of the squeegee blade 5 during operation. The gasket 9 prevents the locking sleeve 10 from crushing the squeegee blade 5. The chamfer 17 facilitates smooth entry of the squeegee blade 5 into the steel pipe. The tapered surface 16 facilitates smooth entry of the steel pipe into the sleeve 14.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a full-automatic lubricating oil clearance recovery unit for cold pilger mill, includes sleeve pipe (14), its characterized in that: sleeve pipe (14) fixed connection is on mounting panel (13) at support (12) top, sleeve pipe (14) interpolation is equipped with deoiling device (11), deoiling device (11) are including plug (1), the end of plug (1) is provided with axle rank (2), the end of axle rank (2) is provided with cover axle (3), the cover is equipped with a set of annular rubber scraping blade (5) on cover axle (3), the end of cover axle (3) is provided with screw rod (4), threaded connection has lock sleeve (10) on screw rod (4), annular array distributes on rubber scraping blade (5) circumference outer wall has a set of shrink seam (6).

2. The lubricating oil cleaning and recovering device for the full-automatic cold rolling mill according to claim 1, is characterized in that: the sleeve shaft (3) is sleeved with a group of positioning rings (7), and the positioning rings (7) are arranged between the adjacent rubber scraping blades (5).

3. The lubricating oil cleaning and recovering device for the full-automatic cold rolling mill according to claim 2, characterized in that: and anti-skidding devices are arranged on the end surfaces of two sides of the positioning ring (7), and each anti-skidding device comprises a group of anti-skidding grooves (8) distributed on the end surface of the positioning ring (7) in an annular array manner.

4. The lubricating oil cleaning and recovering device for the full-automatic cold rolling mill according to claim 3, characterized in that: a gasket (9) is arranged between the rightmost rubber scraper (5) and the locking sleeve (10).

5. The lubricating oil cleaning and recovering device for the full-automatic cold rolling mill according to claim 4, characterized in that: the edge of the end face of the rubber scraper (5) facing one side of the core rod (1) is provided with a chamfer (17).

6. The lubricating oil cleaning and recovering device for the full-automatic cold rolling mill according to claim 5, characterized in that: the left end of the sleeve (14) is fixedly connected with a guide sleeve (15), and the circumferential inner wall of the guide sleeve (15) is provided with a conical surface (16).