CN219004102U

CN219004102U - Intelligent sizing mill for high-precision seamless steel tube

Info

Publication number: CN219004102U
Application number: CN202223245235.6U
Authority: CN
Inventors: 牟金强; 张同盛
Original assignee: Shandong Xingcheng Steel Pipe Manufacturing Co ltd
Current assignee: Shandong Xingcheng Steel Pipe Manufacturing Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-12
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to the technical field of sizing mills, in particular to a high-precision intelligent sizing mill for seamless steel pipes. The technical proposal comprises a clamping fixing seat, a placing cavity for placing the lower end of the clamping fixing seat on the clamping fixing seat when the sizing mill is used, a driving motor is started to drive a driving gear to rotate, and then a driven gear and a movable screw rod are driven to rotate simultaneously, so that a movable block drives a linkage rod and the clamping seat to move inwards to clamp and fix the lower end part of the sizing mill, the sizing mill is prevented from shaking or shifting, and can be loosened by directly electrically operating the driving motor when the sizing mill is damaged and needs to be maintained, so that the clamping seat is separated from the sizing mill, the maintenance is convenient, the traditional bolt fixing mode is avoided, and the disassembly and assembly are time-consuming and labor-consuming; after the sizing mill is used for a long time, a large amount of heat can be generated in the clamping fixing seat, and at the moment, the heat dissipation fan is started to drive the heat dissipation fan to blow and dissipate heat in the clamping fixing seat, so that the sizing mill is prevented from being damaged due to overhigh heat.

Description

Intelligent sizing mill for high-precision seamless steel tube

Technical Field

The utility model relates to the technical field of sizing mills, in particular to a high-precision intelligent sizing mill for seamless steel pipes.

Background

The sizing, reducing and tension reducing process of the steel pipe is a continuous rolling process of the hollow body without a mandrel, the sizing aims to roll the steel pipe into a certain required dimensional precision and a true round steel pipe sizing, reducing and tension reducing process is a continuous rolling process of the hollow body without a mandrel under the conditions of smaller total reducing rate and small single reducing rate, the diameter deviation is smaller, the ellipticity is smaller, the straightness is better, and the sizing, reducing and tension reducing process of the surface light steel pipe is a hollow body without a mandrel, so that the intelligent sizing mill of the high-precision seamless steel pipe is provided.

Through retrieval, patent publication number 202210521684.4 discloses a high-precision intelligent sizing mill for steel pipes, which comprises a mill bin, wherein a seamless sizing mechanism is arranged in the mill bin, the seamless sizing mechanism comprises a first Y-shaped seat, a first telescopic sleeve, a pressure sensor, an elastic sheet, a second Y-shaped seat, a second telescopic sleeve, a mounting plate, a bevel gear group, a second servo motor, a bidirectional screw rod, an internal thread pipe, an annular plate, a hinging rod, a guide wheel seat and sizing rollers, the first Y-shaped seat and the second Y-shaped seat are respectively arranged on two sides of the inside of the mill bin, the first Y-shaped seat is in a Y-shaped structure, the second Y-shaped seat is in an inverted Y-shaped structure, three groups of second telescopic sleeves are arranged on the inner sides of the first Y-shaped seat and the second Y-shaped seat, the guide wheel seat is arranged on one side, which is close to the second telescopic sleeves, of the same side, and the sizing rollers are arranged on the inner sides of the guide wheel seat;

the prior 202210521684.4 technology has the following defects in the using process: 1. the sizing mill is inconvenient to disassemble and maintain when being damaged in long-time use; 2. when the sizing mill is used for a long time, a large amount of heat can be generated, so that heat dissipation is inconvenient, and the intelligent sizing mill for the high-precision seamless steel tube is provided for solving the existing problems.

Disclosure of Invention

The utility model aims to provide a high-precision intelligent sizing mill for a seamless steel tube, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the intelligent sizing mill for the high-precision seamless steel tube comprises a clamping fixing seat, a base, a driving gear, a sizing mill, a movable screw rod, a movable block, a connecting spring rod, a linkage rod, a clamping seat, a side protection rod, a placing seat, a movable bolt, a driven gear, a partition plate, a driving motor, a driving gear, a mounting rod, a fixing rod, a placing cavity and a heat dissipation hole; the lower side fixedly connected with base of centre gripping fixing base, the upper end intermediate position of centre gripping fixing base has been seted up and has been placed the chamber, a plurality of louvres have all been seted up to the upper end both sides of centre gripping fixing base, place the intracavity on the centre gripping fixing base and place and install the sizing mill, one side tip of sizing mill is provided with drive gear, the intermediate position of the inside upper end of centre gripping fixing base and the department that corresponds of placing the chamber are provided with and place the seat, the both ends both sides of placing the seat all fixedly connected with side guard bar of slope form, the intermediate position fixedly connected with driving motor of the inside lower extreme of centre gripping fixing base, the equal fixedly connected with partition plate in both sides of driving motor, and driving gear's upper end swing joint has the driving gear, the cover is all run through to the upper end of partition plate and is equipped with movable lead screw, swing joint between the outside tip of movable lead screw and the inside of centre gripping fixing base, the inboard tip of movable lead screw all fixedly connected with and the driven gear that the driving gear intermeshing set up, the equal swing joint between the outside of partition plate and the inner wall of centre gripping fixing base has the movable block, and the inside both sides of centre gripping fixing base all swing joint between the movable lead screw and the movable lead screw have the movable block.

Preferably, link up the setting between inside upside and the centre gripping fixing base of base, and the inside of base all fixedly connected with installation pole, the equal fixedly connected with radiator fan of pole wall intermediate position of installation pole, radiator fan's upside all is provided with radiator fan.

Compared with the prior art, the utility model has the beneficial effects that: when the sizing mill is used, the lower end of the sizing mill is placed in a placing cavity on the clamping fixing seat, the sizing mill is preliminarily supported and protected through the side protection rod and the placing seat, the driving motor is started to drive the driving gear to rotate, and then the driven gear and the movable screw rod are driven to rotate simultaneously, so that the movable block drives the linkage rod and the clamping seat to move inwards to clamp and fix the lower end part of the sizing mill, the sizing mill is prevented from shaking or shifting, the sizing mill can be loosened by directly electrically operating the driving motor when the sizing mill is damaged and needs to be maintained, the clamping seat and the sizing mill are separated, the sizing mill is convenient to disassemble and maintain, a traditional bolt fixing mode is avoided, and the disassembly and assembly are time-consuming and labor-consuming; after the sizing mill is used for a long time, a large amount of heat can be generated in the clamping fixing seat, and at the moment, the heat dissipation fan is started to drive the heat dissipation fan to blow and dissipate heat in the clamping fixing seat, so that the sizing mill is prevented from being damaged due to overhigh heat.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model;

FIG. 3 is a schematic top view of a clamping holder according to the present utility model;

in the figure: the device comprises a 1-clamping fixing seat, a 2-base, a 3-driving gear, a 4-sizing mill, a 5-movable screw rod, a 6-movable block, a 7-connecting spring rod, an 8-linkage rod, a 9-clamping seat, a 10-side protection rod, an 11-placing seat, a 12-movable bolt, a 13-driven gear, a 14-partition plate, a 15-driving motor, a 16-driving gear, a 17-cooling fan, a 18-cooling fan, a 19-mounting rod, a 20-fixing rod, a 21-placing cavity and a 22-cooling hole.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, 2 and 3, the high-precision seamless steel tube intelligent sizing mill provided by the utility model comprises a clamping fixed seat 1, a base 2, a driving gear 3, a sizing mill 4, a movable screw rod 5, a movable block 6, a connecting spring rod 7, a linkage rod 8, a clamping seat 9, a side protection rod 10, a placing seat 11, a movable bolt 12, a driven gear 13, a partition plate 14, a driving motor 15, a driving gear 16, a mounting rod 19, a fixing rod 20, a placing cavity 21 and a radiating hole 22; the lower side of the clamping fixing seat 1 is fixedly connected with a base 2, a placing cavity 21 is formed in the middle position of the upper end of the clamping fixing seat 1, a plurality of radiating holes 22 are formed in the two sides of the upper end of the clamping fixing seat 1, a sizing mill 4 is placed and installed in the placing cavity 21 on the clamping fixing seat 1, a driving gear is arranged at one side end part of the sizing mill 4, a placing seat 11 is arranged at the corresponding position of the middle position of the upper end inside the clamping fixing seat 1 and the placing cavity 21, inclined side protection rods 10 are fixedly connected to the two sides of the two ends of the placing seat 11, a driving motor 15 is fixedly connected to the middle position of the lower end inside the clamping fixing seat 1, partition plates 14 are fixedly connected to the two sides of the driving motor 15, and a driving gear 16 is movably connected to the upper end of the driving motor 15, the upper end of partition panel 14 all runs through the cover and is equipped with movable lead screw 5, swing joint between the outside tip of movable lead screw 5 all and the inside of centre gripping fixing base 1, the equal fixedly connected with of inboard tip of movable lead screw 5 and the driven gear 13 that driving gear 16 intermeshing set up, the equal fixedly connected with dead lever 20 of outer end downside of partition panel 14, and all movable sleeve is equipped with movable block 6 on the pole wall of dead lever 20 and movable lead screw 5, the equal swing joint in inside both sides of centre gripping fixing base 1 has grip block 9, all fixedly connected with connection spring bar 7 between the outside of grip block 9 and the inner wall of centre gripping fixing base 1, and all swing joint has gangbar 8 between movable block 6 and the grip block 9, all be provided with movable bolt 12 between the both ends of gangbar 8 and the activity of grip block 9 and movable block 6.

The working principle based on embodiment 1 is: the sizing mill is used, the lower end of the sizing mill is placed in the placing cavity 21 on the clamping fixing seat 1, the sizing mill is initially supported and protected through the side protection rod 10 and the placing seat 11, the driving gear 16 is driven to rotate by the starting driving motor 15, then the driven gear 13 and the movable screw rod 5 are driven to rotate simultaneously, the movable block 6 drives the linkage rod 8 and the clamping seat 9 to move inwards to clamp and fix the lower end part of the sizing mill 4, the sizing mill 4 is prevented from shaking or shifting, the sizing mill 4 can be loosened by directly electrically operating the driving motor 15 when the sizing mill 4 is damaged and needs to be maintained, the clamping seat 9 and the sizing mill 4 are separated, the sizing mill 4 is convenient to detach and maintain, a traditional bolt fixing mode is avoided, and the assembly and disassembly are time-consuming and labor-consuming.

Example two

As shown in fig. 1 and 2, the high-precision seamless steel tube intelligent sizing mill provided by the utility model further comprises a heat dissipation fan 17 and a heat dissipation fan 18 compared with the first embodiment; the inside upside of base 2 link up the setting between the centre gripping fixing base 1, and the inside of base 2 is all fixedly connected with installation pole 19, and the pole wall intermediate position of installation pole 19 is all fixedly connected with radiator fan 17, and radiator fan 17's upside all is provided with radiator fan 18.

In this embodiment, as shown in fig. 2 and 3, a great amount of heat is generated in the fixing base 1 after the sizing mill 4 is used for a long time, and then the heat dissipation fan 17 is started to drive the heat dissipation fan 18 to blow and dissipate heat in the fixing base 1, so as to prevent damage caused by overhigh heat of the sizing mill 4.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a high accuracy seamless steel pipe intelligence sizing mill, including centre gripping fixing base (1), base (2), driving gear (3), sizing mill (4), activity lead screw (5), movable block (6), connecting spring bar (7), gangbar (8), grip slipper (9), side protection pole (10), place seat (11), movable bolt (12), driven gear (13), partition panel (14), driving motor (15), driving gear (16), installation pole (19), dead lever (20), place chamber (21) and louvre (22); the method is characterized in that: the lower side fixedly connected with base (2) of centre gripping fixing base (1), place chamber (21) have been seted up to the upper end intermediate position of centre gripping fixing base (1), and a plurality of louvres (22) have all been seted up to the upper end both sides of centre gripping fixing base (1), place in placing chamber (21) on centre gripping fixing base (1) and install sizing mill (4), one side tip of sizing mill (4) is provided with drive gear.

2. The intelligent sizing mill for high-precision seamless steel pipes according to claim 1, wherein: the inside upside of base (2) link up between setting and centre gripping fixing base (1), and the inside of base (2) all fixedly connected with installation pole (19), the pole wall intermediate position of installation pole (19) all fixedly connected with radiator fan (17), the upside of radiator fan (17) all is provided with radiator fan (18).

3. The intelligent sizing mill for high-precision seamless steel pipes according to claim 1, wherein: the middle position of the upper end inside the clamping fixing seat (1) and the corresponding position of the placing cavity (21) are provided with placing seats (11), two sides of the two ends of each placing seat (11) are fixedly connected with inclined side protection rods (10), the middle position of the lower end inside the clamping fixing seat (1) is fixedly connected with a driving motor (15), and two sides of each driving motor (15) are fixedly connected with partition plates (14).

4. The intelligent sizing mill for high-precision seamless steel pipes according to claim 1, wherein: the upper end swing joint of driving motor (15) has driving gear (16), and the cover is all run through to the upper end of partition panel (14) and is equipped with movable lead screw (5), and movable connection between the inside of outside tip all and centre gripping fixing base (1) of movable lead screw (5), the inboard tip of movable lead screw (5) all fixedly connected with and driving gear (16) intermeshing setting driven gear (13).

5. The intelligent sizing mill for high-precision seamless steel pipes according to claim 1, wherein: the lower side of the outer end of the partition plate (14) is fixedly connected with a fixed rod (20), movable blocks (6) are movably sleeved on the rod walls of the fixed rod (20) and the movable screw rod (5), and clamping seats (9) are movably connected to two sides of the inside of the clamping fixing seat (1).

6. The intelligent sizing mill for high-precision seamless steel pipes according to claim 1, wherein: the clamping seat is characterized in that a connecting spring rod (7) is fixedly connected between the outer side of the clamping seat (9) and the inner wall of the clamping fixing seat (1), a linkage rod (8) is movably connected between the movable block (6) and the clamping seat (9), and movable bolts (12) are arranged between the two ends of the linkage rod (8) and the activities of the clamping seat (9) and the movable block (6).