CN217492149U

CN217492149U - Core pulling mechanism for quickly replacing roller for universal rolling mill

Info

Publication number: CN217492149U
Application number: CN202221229121.XU
Authority: CN
Inventors: 黄勇辉; 陈华弱; 夏红雷; 袁晓辉
Original assignee: Fu Jian Hengyuan Machinery Manufacturing Co ltd
Current assignee: Fu Jian Hengyuan Machinery Manufacturing Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-27
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a core pulling mechanism for quickly replacing a roller for a universal rolling mill, which comprises a mandrel, wherein a roller body is sleeved outside the mandrel, a through groove is arranged at the central position of the roller body, the inner wall of the through groove is provided with a clamping groove, a clamping block is arranged at the position on the mandrel corresponding to the clamping groove, a fixing ring is arranged at the left side of the roller body, the fixing ring is fixedly connected with the mandrel, a first positioning bulge is arranged at one side of the fixing ring close to the roller body, a first positioning concave hole is arranged at the position on the roller body corresponding to the first positioning bulge, a movable ring is arranged at the right side of the roller body, the movable ring is sleeved on the mandrel, a movable sleeve is arranged at the right side of the movable ring, the movable sleeve is in threaded connection with the mandrel, the movable sleeve supports against the movable ring, the fixed roller body is supported against the movable ring by the fixing ring, the roller body can be detached only by screwing down the movable sleeve supporting against the movable ring, so as to replace roller bodies with different sizes, and the structure is simple, the maintenance is convenient, and the use of the roller is facilitated.

Description

Core-pulling mechanism for quickly replacing roller for universal rolling mill

Technical Field

The utility model relates to a technical field is loosed core to the roll, particularly, relates to a mechanism of loosing core of quick replacement roll for universal rolling mill.

Background

Universal rolling mills are mainly used for rolling various types of sections, such as: various types of section steel such as H-shaped steel, steel rails, I-shaped steel, channel steel, steel sheet piles, U-shaped steel, L-shaped steel, inequilateral angle steel and the like are named as 'universal rolling mills' because the section steel is suitable for rolling various types of steel.

Before the rolling mill extended the pressure to the section bar, need change not unidimensional roll according to the size of section bar, current scheme need be with the whole dismantlements of accessory on the roll, just can change the roll, this speed of change that just leads to the roll is lower, influence production efficiency, application number 202121397112.7's a mechanism of loosing core of processing section bar part quick replacement roll for rolling mill, set up the first fixed establishment who compresses tightly the first end of roll, compress tightly the second fixed establishment and the edge of roll second end gliding pusher outside the second fixed establishment, although convenient the dismantlement, but the structure is complicated, difficult maintenance.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a mechanism of loosing core of quick replacement roll for universal rolling mill to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a mechanism of loosing core of quick replacement roll for omnipotent rolling mill, includes the dabber, dabber outside cover is equipped with the shaft, shaft central point puts and is equipped with logical groove, it is equipped with the draw-in groove to lead to the inslot wall, the position that corresponds with the draw-in groove in the spindle is equipped with the fixture block, the shaft left side is equipped with solid fixed ring, gu fixed ring fixed connection dabber, gu one side that solid fixed ring is close to the shaft is equipped with first location arch, the position that corresponds with first location arch on the shaft is equipped with first location shrinkage pool, the shaft right side is equipped with the loose loop, the loose loop cover is located at the spindle, the loose loop right side is equipped with the movable sleeve, the movable sleeve threaded connection dabber, the movable sleeve supports the loose loop.

Preferably, the left side of the fixing ring is fixedly connected with a reinforcing sleeve which is fixedly connected with the mandrel.

Preferably, a second positioning protrusion is arranged on the left side of the movable ring, and a second positioning concave hole is formed in the position, corresponding to the second positioning protrusion, of the roller body.

Preferably, the mandrel is provided with an external thread at a position corresponding to the movable sleeve.

Preferably, the movable sleeve is provided with a fixing bolt, and the fixing bolt props against the mandrel.

Preferably, the outer surface of the movable sleeve is carved with anti-skid grains.

The utility model has the advantages that: 1. the utility model adopts the fixed ring and the movable ring to prop against the fixed roller body, and the roller body can be detached only by screwing down the movable sleeve which props against the movable ring, so as to replace the roller bodies with different sizes;

2. the utility model discloses simple structure, reasonable in design can satisfy the roll body and dismantle convenient requirement, the operation of being convenient for, and convenient the maintenance is favorable to the use of roll.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic diagram of a general structure of a core pulling mechanism for rapidly replacing a roll for a universal rolling mill according to an embodiment of the present invention;

fig. 2 is an external view of a roll body of a core pulling mechanism for quick roll change of a universal rolling mill according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a core pulling mechanism for quick roll change for a universal mill according to an embodiment of the present invention;

fig. 4 is an external view of a mandrel of a core pulling mechanism for rapidly replacing rolls for a universal rolling mill according to an embodiment of the present invention.

In the figure:

1. a mandrel; 2. a roll body; 3. a through groove; 4. a card slot; 5. a clamping block; 6. a fixing ring; 7. a first positioning projection; 8. a first positioning concave hole; 9. a movable ring; 10. a movable sleeve; 11. reinforcing the sleeve; 12. a second positioning projection; 13. a second positioning concave hole; 14. an external thread; 15. fixing the bolt; 16. and (4) anti-skid lines.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a mechanism of loosing core of quick replacement roll for universal rolling mill.

Example one

As shown in figures 1-4, the core pulling mechanism for fast roller replacement for universal rolling mill according to the embodiment of the invention comprises a mandrel 1, a roller body 2 is sleeved outside the mandrel 1, a through groove 3 is arranged at the central position of the roller body 2, a clamping groove 4 is arranged on the inner wall of the through groove 3, a clamping block 5 is arranged on the mandrel 1 corresponding to the clamping groove 4, a fixing ring 6 is arranged on the left side of the roller body 2, the fixing ring 6 is fixedly connected with the mandrel 1, a first positioning bulge 7 is arranged on one side of the fixing ring 6 close to the roller body 2, a first positioning concave hole 8 is arranged on the roller body 2 corresponding to the first positioning bulge 7, a movable ring 9 is arranged on the right side of the roller body 2, the movable ring 9 is sleeved on the mandrel 1, a movable sleeve 10 is arranged on the right side of the movable ring 9, the movable sleeve 10 is connected with the mandrel 1 by screw threads, the movable sleeve 10 is abutted against the movable ring 9, the fixed roller body 2 is abutted by the fixing ring 6 and the movable ring 9, the roller body 2 can be detached by only rotating the movable sleeve 10 of the movable ring 9, to facilitate the replacement of different sizes of the roll body 2.

Example two

As shown in figures 1-4, the core pulling mechanism for rapidly replacing the roller for the universal rolling mill according to the embodiment of the invention comprises a mandrel 1, a roller body 2 is sleeved outside the mandrel 1, a through groove 3 is arranged at the central position of the roller body 2, a clamping groove 4 is arranged on the inner wall of the through groove 3, a clamping block 5 is arranged at the position on the mandrel 1 corresponding to the clamping groove 4, a fixing ring 6 is arranged at the left side of the roller body 2, the fixing ring 6 is fixedly connected with the mandrel 1, a first positioning bulge 7 is arranged at one side of the fixing ring 6 close to the roller body 2, a first positioning concave hole 8 is arranged at the position on the roller body 2 corresponding to the first positioning bulge 7, a movable ring 9 is arranged at the right side of the roller body 2, the movable ring 9 is sleeved on the mandrel 1, a movable sleeve 10 is arranged at the right side of the movable ring 9, the movable sleeve 10 is in threaded connection with the mandrel 1, the movable sleeve 10 supports against the movable ring 9, the core pulling mechanism is simple in structure and reasonable in design, and can meet the requirement of convenient disassembly of the roller body 2, the operation is convenient, the maintenance is convenient, and the use of the roller is facilitated.

EXAMPLE III

As shown in figures 1-4, the core pulling mechanism for rapidly replacing the roller for the universal rolling mill according to the embodiment of the present invention comprises a mandrel 1, a roller body 2 is sleeved outside the mandrel 1, a through groove 3 is arranged at the center position of the roller body 2, a clamping groove 4 is arranged on the inner wall of the through groove 3, a clamping block 5 is arranged at the position on the mandrel 1 corresponding to the clamping groove 4, a fixing ring 6 is arranged at the left side of the roller body 2, the fixing ring 6 is fixedly connected with the mandrel 1, a first positioning protrusion 7 is arranged at one side of the fixing ring 6 close to the roller body 2, a first positioning concave hole 8 is arranged at the position on the roller body 2 corresponding to the first positioning protrusion 7, a movable ring 9 is arranged at the right side of the roller body 2, the movable ring 9 is sleeved on the mandrel 1, a movable sleeve 10 is arranged at the right side of the movable ring 9, the movable sleeve 10 is in threaded connection with the mandrel 1, the movable sleeve 10 supports against the movable ring 9, a reinforcing sleeve 11 is fixedly connected at the left side of the fixing ring 6, the reinforcing sleeve 11 is fixedly connected with the mandrel 1, the left side of the movable ring 9 is provided with a second positioning protrusion 12, a second positioning concave hole 13 is formed in a position, corresponding to the second positioning protrusion 12, on the roller body 2, the overall stability of the roller is enhanced, an external thread 14 is formed in a position, corresponding to the movable sleeve 10, on the mandrel 1, a fixing bolt 15 is arranged on the movable sleeve 10, the fixing bolt 15 abuts against the mandrel 1, the fixing performance of the movable sleeve 10 is further enhanced, and anti-skid grains 16 are carved on the outer surface of the movable sleeve 10.

To sum up, with the help of the utility model discloses an above-mentioned technical scheme, this device is when using, and rotating movable sleeve 10 can make the loose collar 9 leave roll body 2, takes off loose collar 9 and movable sleeve 10, and then takes off roll body 2 to change not unidimensional roll body 2, and the length of fixture block 5 slightly is less than the width of roll body 2, and this mechanism of loosing core simple structure, easy access and use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A core pulling mechanism for quickly replacing a roller for an universal rolling mill comprises a mandrel (1) and is characterized in that a roller body (2) is sleeved on the outer side of the mandrel (1), a through groove (3) is formed in the center position of the roller body (2), a clamping groove (4) is formed in the inner wall of the through groove (3), a clamping block (5) is arranged at the position, corresponding to the clamping groove (4), of the mandrel (1), a fixing ring (6) is arranged on the left side of the roller body (2), the fixing ring (6) is fixedly connected with the mandrel (1), a first positioning bulge (7) is arranged on one side, close to the roller body (2), of the fixing ring (6), a first positioning concave hole (8) is formed in the position, corresponding to the first positioning bulge (7), of the roller body (2), a movable ring (9) is arranged on the right side of the roller body (2), the movable ring (9) is sleeved on the mandrel (1), and a movable sleeve (10) is arranged on the right side of the movable ring (9), the movable sleeve (10) is in threaded connection with the mandrel (1), and the movable sleeve (10) abuts against the movable ring (9).

2. The core-pulling mechanism for the quick change of the roller for the universal rolling mill as claimed in claim 1 is characterized in that a reinforcing sleeve (11) is fixedly connected to the left side of the fixing ring (6), and the reinforcing sleeve (11) is fixedly connected with the mandrel (1).

3. The core-pulling mechanism for the quick change of the roller for the universal rolling mill as claimed in claim 2 is characterized in that a second positioning bulge (12) is arranged on the left side of the movable ring (9), and a second positioning concave hole (13) is arranged on the roller body (2) at the position corresponding to the second positioning bulge (12).

4. The core-pulling mechanism for quick change rolls of the universal rolling mill as claimed in claim 3, characterized in that the mandrel (1) is provided with an external thread (14) at a position corresponding to the movable sleeve (10).

5. The core-pulling mechanism for quick roll change of universal rolling mill according to claim 4, characterized in that the movable sleeve (10) is provided with a fixing bolt (15), and the fixing bolt (15) is pressed against the mandrel (1).

6. The core-pulling mechanism for quick change rolls of universal rolling mills according to claim 5, characterized in that the outer surface of the movable sleeve (10) is engraved with anti-slip threads (16).