Adjustable rolling ring structure for finishing mill

Abstract

The utility model relates to the technical field of finishing mills, and discloses an adjustable rolling ring structure for a finishing mill, which comprises a mandrel, a finishing mill roll collar fixedly mounted at one end of the mandrel, and an adjusting mechanism arranged on the surface of the mandrel, the adjusting mechanism comprises a bearing base fixedly mounted on the side wall of the finishing mill roll collar, and the bearing base is fixedly mounted on the side wall of the finishing mill roll collar. The number of the bearing bases is two, the two bearing bases are symmetrically arranged with respect to the center axis of the finishing mill roll collar, the threaded rods are fixedly installed on the inner walls of the bearing bases, and the rotating disc is fixedly installed at the other ends of the threaded rods. The problems that in the prior art, the rotating speed of wire rod rolling needs to be adjusted, the rotating speed of a motor is further implemented, the service life of a roller box, a cone box and the motor can be influenced when the rotating speed of the motor is adjusted to be too high, and the motor and other electrical elements are damaged; and in the maintenance process, time is wasted, and a certain cost is generated.

Description

Technical Field

[0001] The utility model relates to the technical field of finishing mills, in particular to an adjustable rolling ring structure used for finishing mills. Background Art

[0002] High-speed wire rod finishing mill is a key equipment in wire rod production. Generally, each wire rod production line consists of 10 finishing mills, each of which is mainly composed of two parts: cone box and roller box. Among them, since the outlet speed of the finishing mill can reach up to 110m / s, excellent oil quality is required to ensure the high-speed and stable operation of the equipment;

[0003] In the prior art, it is necessary to adjust the rotation speed of the wire rolling, and further implement the rotation speed of the motor. If the motor speed is adjusted too high, it will affect the service life of the roller box, cone box, and motor. When the motor and other electrical components are damaged, the maintenance process will waste time and incur certain costs. Utility Model Content

[0004] The utility model aims to provide an adjustable rolling ring structure for a finishing mill, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable ring rolling structure for a finishing mill, comprising a mandrel,

[0006] a finishing mill roller ring fixedly mounted on one end of the mandrel;

[0007] and an adjustment mechanism disposed on the surface of the mandrel;

[0008] The regulating mechanism comprises:

[0009] A bearing base fixedly mounted on the side wall of the roller ring of the finishing mill, wherein the number of the bearing bases is two, and the two bearing bases are symmetrically arranged with respect to the central axis of the roller ring of the finishing mill;

[0010] A threaded rod fixedly mounted on the inner wall of the bearing base;

[0011] A turntable is fixedly mounted on the other end of the threaded rod, and a handle is fixedly mounted on the surface of the turntable;

[0012] A threaded sleeve that is threaded onto the surface of a threaded rod;

[0013] An annular clamping block arranged on the surface of the mandrel is connected to the side wall of the threaded sleeve through a connecting block, and the inner wall of the annular clamping block is slidably mounted on the surface of the mandrel;

[0014] The side wall of the annular clamping block is fixedly connected to one end of the connecting block, and the other end of the connecting block is fixedly connected to the outer wall of the threaded sleeve;

[0015] An extrusion spring fixedly installed in a groove formed on the inner wall of the annular clamping block, wherein two extrusion springs are installed in each groove;

[0016] A horizontal plate fixedly mounted on the other end of the extrusion spring, wherein the side wall of the horizontal plate is slidably connected to the inner wall of the groove;

[0017] An extrusion block is fixedly mounted on the side wall of the transverse plate, and the side wall of the extrusion block is slidably connected with the inner wall of the groove.

[0018] Preferably, the top position of the extrusion block is in an arc shape, which is beneficial to the purpose of extruding the hemispherical block at the top position of the extrusion block.

[0019] Preferably, the length of the transverse plate is smaller than the length of the interior of the groove, and the transverse plate can slide inside the groove but will not fall off.

[0020] Preferably, there are six extrusion blocks, and the six extrusion blocks are equal in shape and size, and the extrusion blocks can perform extrusion on hemispheres at different positions.

[0021] Preferably, an expansion sleeve is sleeved and installed on the surface of the core shaft, and a hemisphere is fixedly installed on the surface of the expansion sleeve, so that the expansion sleeve will be squeezed when the hemisphere is squeezed.

[0022] Preferably, there are a plurality of hemispheres, and the shapes and sizes of the hemispheres are different, so that the hemispheres at different positions are subjected to different extrusion forces.

[0023] Preferably, an annular protrusion is fixedly mounted on the surface of the core shaft, and the surface of the annular protrusion is slidably connected to the inner wall of the annular clamping block, so that the annular clamping block can effectively slide on the surface of the annular protrusion.

[0024] The utility model provides an adjustable rolling ring structure for a finishing mill, which has the following beneficial effects:

[0025] (1) The utility model adjusts the position of the annular clamping block, so that one end of the extrusion block will squeeze the irregular hemisphere on the surface of the expansion sleeve, and the other end of the hemisphere will pressurize the expansion sleeve. The extrusion of the expansion sleeve will act on the core shaft. When the core shaft rotates, it will be subjected to the extrusion force generated by the expansion sleeve on the surface of the core shaft. During the rotation of the core shaft, the resistance generated is increased, and the rotation speed of the core shaft is further adjusted, which effectively achieves the purpose of improving and optimizing the motor speed, and then speeds up and increases production. This solves the problem in the prior art that it is necessary to adjust the rotation speed of the wire rolling, and further implement the rotation speed of the motor. If the motor speed is adjusted too high, it will affect the service life of the roller box, cone box, and motor. When the motor and other electrical components are damaged, it will waste time and incur certain expenses during the repair process.

[0026] (2) In the present invention, the other end of the turntable drives the threaded rod to rotate by rotating the turntable. The inner wall of the threaded rod is threadedly connected with the surface of the threaded sleeve to drive the position of the connecting block to move. The other end of the connecting block drives the position of the annular clamping block to move. When the position of the annular clamping block changes, the surface of the extrusion block extrude the hemispheres at different positions. By adjusting different positions, the rotation speed of the core shaft can be different, thereby increasing the overall performance of the device and preventing the motor and electrical components from being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is the front view of the utility model;

[0028] Figure 2 This is a front sectional view of the annular clamping block of the utility model;

[0029] Figure 3 For this utility model Figure 2 A partial enlarged view of middle A;

[0030] Figure 4 It is a schematic diagram of the connection between the expansion sleeve and the hemisphere of the utility model.

[0031] In the figure: 1 mandrel, 2 adjusting mechanism, 201 turntable, 202 threaded sleeve, 203 connecting block, 204 threaded rod, 205 bearing base, 206 annular clamping block, 207 extrusion block, 208 cross plate, 209 extrusion spring, 3 finishing mill roller ring, 4 expansion sleeve, 5 annular protrusion, 6 hemisphere. DETAILED DESCRIPTION

[0032] like Figure 1-4As shown, the utility model provides a technical solution: an adjustable ring rolling structure for a finishing mill, comprising a mandrel 1, a sleeve 4 is sleeved and installed on the surface of the mandrel 1, a hemisphere 6 is fixedly installed on the surface of the sleeve 4, and the number of hemispheres 6 is multiple, and the shapes and sizes of the multiple hemispheres 6 are different.

[0033] A finishing mill roller ring 3 fixedly mounted on one end of the mandrel 1;

[0034] and an adjustment mechanism 2 arranged on the surface of the mandrel 1;

[0035] The regulating mechanism 2 comprises:

[0036] A bearing base 205 fixedly mounted on the side wall of the finishing mill roll ring 3, the number of the bearing base 205 is two, and the two bearing bases 205 are symmetrically arranged with respect to the central axis of the finishing mill roll ring 3;

[0037] A threaded rod 204 fixedly mounted on the inner wall of the bearing base 205;

[0038] A turntable 201 is fixedly mounted on the other end of the threaded rod 204, and a handle is fixedly mounted on the surface of the turntable 201;

[0039] A threaded sleeve 202 threadedly mounted on the surface of a threaded rod 204;

[0040] The annular clamping block 206 disposed on the surface of the mandrel 1 is connected to the side wall of the threaded sleeve 202 through the connecting block 203, the inner wall of the annular clamping block 206 is slidably mounted on the surface of the mandrel 1, and an annular protrusion 5 is fixedly mounted on the surface of the mandrel 1, and the surface of the annular protrusion 5 is slidably connected to the inner wall of the annular clamping block 206;

[0041] The side wall of the annular clamping block 206 is fixedly connected to one end of the connecting block 203, and the other end of the connecting block 203 is fixedly connected to the outer wall of the threaded sleeve 202;

[0042] The extrusion spring 209 is fixedly installed in the groove formed on the inner wall of the annular block 206. Two extrusion springs 209 are installed in each groove. The other end of the turntable 201 drives the threaded rod 204 to rotate by the rotation of the turntable 201. The inner wall of the threaded rod 204 is threadedly connected with the surface of the threaded sleeve 202, which drives the position of the connecting block 203 to move. The other end of the connecting block 203 drives the position of the annular block 206 to move. When the position of the annular block 206 changes, the surface of the extrusion block 207 squeezes the hemispherical body 6 at different positions. The purpose of achieving different rotation speeds of the mandrel by adjusting different positions is to increase the overall performance of the device and prevent the motor and electrical components from being damaged.

[0043] A horizontal plate 208 is fixedly mounted on the other end of the extrusion spring 209, the side wall of the horizontal plate 208 is slidably connected to the inner wall of the groove, and the length of the horizontal plate 208 is smaller than the length of the interior of the groove;

[0044] The extrusion block 207 is fixedly mounted on the side wall of the horizontal plate 208, and the side wall of the extrusion block 207 is slidably connected to the inner wall of the groove. The top position of the extrusion block 207 is in an arc shape. There are six extrusion blocks 207, and the shapes and sizes of the six extrusion blocks 207 are equal. By adjusting the position of the annular clamping block 206, one end of the extrusion block 207 will squeeze the irregular hemisphere 6 on the surface of the expansion sleeve 4, and the other end of the hemisphere 6 will pressurize the expansion sleeve 4. The extrusion of the expansion sleeve 4 will act on the mandrel 1. When the mandrel 1 rotates, it will be subjected to the extrusion force generated by the expansion sleeve 4 on the shaft surface of the mandrel 1. During the rotation of the mandrel 1, the resistance generated increases, and the rotation speed of the mandrel 1 is further adjusted, which effectively achieves the purpose of improving and optimizing the motor speed, and then speeds up and increases production, which solves the problem in the prior art that the rotation speed of the wire rolling needs to be adjusted, and the rotation speed of the motor is further implemented. The excessively high speed of the motor will affect the service life of the roller box, the cone box, and the motor. When the motor and other electrical components are damaged, the maintenance process will waste time and incur certain expenses.

[0045] Working principle: When the device is used, first connect the finishing mill roller ring 3 to the output end, and then the operator rotates the turntable 201, which further drives the threaded rod 204 to rotate. The inner wall of the threaded rod 204 is threadedly connected with the surface of the threaded sleeve 202, which drives the position of the connecting block 203 to move. The other end of the connecting block 203 will drive the position of the annular clamping block 206 to move. The extrusion block 207 on the inner wall of the annular clamping block 206 will be further urged by the extrusion spring 209 to squeeze the irregular hemisphere 6 on the surface of the expansion sleeve 4. The other end of the hemisphere 6 will pressurize the expansion sleeve 4, and the expansion sleeve 4 will apply the extrusion to the core shaft 1, and the device completes its work.

Claims

1. An adjustable ring rolling structure for a finishing mill, comprising a mandrel (1), A finishing mill roller ring (3) fixedly mounted on one end of the mandrel (1); and an adjustment mechanism (2) arranged on the surface of the mandrel (1); characterized in that: The regulating mechanism (2) comprises: A bearing base (205) fixedly mounted on the side wall of the finishing mill roller ring (3), wherein there are two bearing bases (205), and the two bearing bases (205) are symmetrically arranged with respect to the central axis of the finishing mill roller ring (3); A threaded rod (204) fixedly mounted on the inner wall of the bearing base (205); A turntable (201) is fixedly mounted on the other end of the threaded rod (204), and a handle is fixedly mounted on the surface of the turntable (201); A threaded sleeve (202) threadedly mounted on the surface of the threaded rod (204); An annular clamping block (206) disposed on the surface of the core shaft (1) is connected to the side wall of the threaded sleeve (202) via a connecting block (203), and the inner wall of the annular clamping block (206) is slidably mounted on the surface of the core shaft (1); The side wall of the annular clamping block (206) is fixedly connected to one end of the connecting block (203), and the other end of the connecting block (203) is fixedly connected to the outer wall of the threaded sleeve (202); A squeezing spring (209) fixedly mounted inside a groove formed on the inner wall of the annular clamping block (206), wherein two squeezing springs (209) are mounted inside each groove; A transverse plate (208) fixedly mounted on the other end of the extrusion spring (209), wherein the side wall of the transverse plate (208) is slidably connected to the inner wall of the groove; An extrusion block (207) is fixedly mounted on the side wall of the transverse plate (208), and the side wall of the extrusion block (207) is slidably connected to the inner wall of the groove.

2. The adjustable rolling ring structure for a finishing mill according to claim 1, characterized in that: The top position of the extrusion block (207) is in an arc shape.

3. The adjustable ring rolling structure for a finishing mill according to claim 1, characterized in that: The length of the transverse plate (208) is smaller than the length of the interior of the groove.

4. The adjustable rolling ring structure for a finishing mill according to claim 2, characterized in that: There are six extruded blocks (207), and the six extruded blocks (207) are all equal in shape and size.

5. The adjustable ring rolling structure for a finishing mill according to claim 1, characterized in that: An expansion sleeve (4) is sleeved and mounted on the surface of the core shaft (1), and a hemispherical body (6) is fixedly mounted on the surface of the expansion sleeve (4).

6. The adjustable rolling ring structure for a finishing mill according to claim 5, characterized in that: There are multiple hemispherical bodies (6), and the shapes and sizes of the multiple hemispherical bodies (6) are different.

7. The adjustable ring rolling structure for a finishing mill according to claim 1, characterized in that: An annular protrusion (5) is fixedly mounted on the surface of the core shaft (1), and the surface of the annular protrusion (5) is slidably connected to the inner wall of the annular clamping block (206).

Images