Low-expansion precision alloy hot continuous rolling equipment

Abstract

The utility model relates to the technical field of precision alloy hot continuous rolling, and provides low-expansion precision alloy hot continuous rolling equipment, which is characterized in that driven components are arranged at opposite threads on two sides of the outer surface of a rod through threads, each driven component comprises a driven sliding seat, and the driven sliding seats are in threaded connection with the threads on the outer surface of a threaded rod; limiting assemblies are arranged on one sides of the tops of the driven sliding seats and comprise limiting pulleys used for transversely limiting hot continuous rolling alloy, the threaded rod can be controlled to rotate forwards and backwards according to the width of hot continuous rolling materials, and then the driven sliding seats in threaded connection to threads on the two sides of the threaded rod synchronously move in the opposite direction or the opposite direction. By means of the design, deviation of the conveying direction caused by the influence of the gap distance between the hot pressing roller and the driving roller can be avoided, and hot continuous rolling can be achieved; meanwhile, the two limiting pulleys capable of transversely rotating are attached to the side face of the object to be subjected to hot continuous rolling, and friction generated between the two limiting pulleys in the limiting conveying process can be effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of precision alloy hot continuous rolling, and specifically relates to low expansion precision alloy hot continuous rolling equipment. Background Art

[0002] Hot rolling is a method of producing steel. It uses continuous casting slabs or initial rolled slabs as raw materials, which are heated in a step-beam heating furnace and dephosphorized by high-pressure water before entering the rough rolling mill. The rough rolled material is cut and then enters the finishing mill for computer-controlled rolling. After the final rolling, it is cooled by laminar flow (cooling rate is controlled by computer) and coiled by a coiler to become a straight coil. How to avoid position deviation of precision alloy raw materials during hot rolling and thus reduce their production precision is an urgent problem to be solved.

[0003] After searching, the announcement number CN220697817U discloses an aluminum processing hot rolling equipment, including a base frame and a rolling mechanism; the base frame: the lower end of the inner part is evenly connected to the driving roller, the upper end of the inner part of the base frame is symmetrically connected to the hot pressing roller, the hot pressing roller corresponds to the driving roller corresponding to the left side vertically, the rear end of the hot pressing roller and the rear ends of the two driving rollers on the left are provided with gears, and the two vertically corresponding gears are meshed and connected; the rolling mechanism: evenly arranged at the right end of the base frame, the rolling mechanism corresponds to the driving roller corresponding to the vertically; wherein: the four corners of the base frame are evenly provided with fixing holes, the front side of the base frame is provided with a control switch, the input end of the control switch is electrically connected to an external power supply, and the front end of the left side of the base frame is provided with a motor. The aluminum processing hot rolling equipment can combine and use multiple pressing rollers according to the needs of hot rolling of aluminum ingots, thereby greatly improving the accuracy of aluminum processing hot rolling.

[0004] The above-mentioned aluminum processing hot rolling equipment completes the hot rolling and conveying of materials by means of hot pressing rollers and driving rollers arranged at equal intervals above and below in the rolling mechanism. During the hot rolling and conveying process, the materials are easily affected by the gap distance between the hot pressing rollers and the driving rollers, which may cause the conveying direction to deviate, thereby causing the accuracy of the alloy hot rolling process to decrease. Utility Model Content

[0005] The utility model provides a low expansion precision alloy hot rolling equipment, which solves the problem in the prior art that materials are easily affected by the gap distance between the hot pressing roller and the driving roller during the hot rolling conveying process, thereby causing the conveying direction to deviate, thereby causing the accuracy of the alloy hot rolling process to decrease.

[0006] The technical solution of the utility model is as follows: a low expansion precision alloy hot rolling equipment, including a rolling seat, hot pressing rollers arranged at equal intervals in the upper groove of the rolling seat, and driving rollers arranged at equal intervals in the lower groove of the rolling seat, a rail groove is opened at the lower front part of the rolling seat, a driving component is arranged in the rail groove, the driving component includes a threaded rod connected to the rail groove for forward and reverse rotation, opposite threads are distributed on both sides of the outer surface of the threaded rod, and driven components are arranged at the opposite threads on both sides of the outer surface of the threaded rod, the driven component includes a driven slide, the driven slide is threadedly connected to the threads on the outer surface of the threaded rod, a limiting component is arranged on one side of the top of the driven slide, and the limiting component includes a limiting pulley for lateral limiting of the hot rolled alloy.

[0007] Preferably, the driving assembly further comprises a forward and reverse motor, the forward and reverse motor is fixedly mounted on the side of the pressing and rolling seat, and the output end of the forward and reverse motor is fixedly connected to the threaded rod.

[0008] Preferably, the driven assembly further comprises a thread groove, which is opened through the lower part of the side of the driven slide, the thread groove matches the thread on the surface of the threaded rod, and the driven slide is threaded on the outer surface of the threaded rod through the thread groove.

[0009] Preferably, the driven assembly further comprises a limit block, the limit block is fixedly connected to the side of the driven slide, the driven slide and the limit block are integrated and match the shape of the rail groove.

[0010] Preferably, the driven assembly further comprises a reinforcing triangular plate, and the reinforcing triangular plate is fixedly connected to the top of the driven slide side.

[0011] Preferably, the driven component further comprises a slot, and the slot is opened at the top of the other side of the driven slide.

[0012] Preferably, the limiting assembly further comprises an insert block, the insert block is fixedly connected to the side of the support plate, the insert block matches the slot, and the support plate is inserted into the slot through the insert block.

[0013] Preferably, the limit assembly also includes a limit pulley and two groups of bearings, the two groups of bearings are symmetrically arranged in the middle of the limit pulley, the outer ring of the bearing is fixedly connected to the limit pulley, and the limit assembly also includes an inner shaft rod, the bottom of the inner shaft rod is fixedly connected to the inner ring of the bearing, and the top of the inner shaft rod is fixedly connected to the support plate.

[0014] The beneficial effects of the utility model are:

[0015] The utility model can control the forward and reverse rotation of the threaded rod according to the width of the hot rolled material, thereby making the driven slides threadedly connected to the threads on both sides of the threaded rod move toward or away from each other synchronously until the limiting pulleys on the top of each driven slide are in contact with the side of the material to be hot rolled. Through this design, not only can the deviation of the conveying direction caused by the gap spacing between the hot pressing roller and the driving roller be avoided, but also the two sets of transversely rotatable limiting pulleys in contact with the side of the object to be hot rolled can effectively reduce the friction between the two during the limiting conveying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 This is a front view of the overall device of the utility model;

[0018] Figure 2 It is a schematic diagram of the drive assembly of the utility model;

[0019] Figure 3 It is a schematic diagram of the bottom side of the driven component of the utility model;

[0020] Figure 4 This is a schematic diagram of the separation of the support plate and the driven slide of the utility model;

[0021] Figure 5 for Figure 4 A magnified image of area A;

[0022] Figure 6 This is a cross-sectional view of the support plate of the utility model;

[0023] Figure 7 This is a front view of the limiting pulley of the utility model;

[0024] In the figure: 1. Pressing seat; 11. Rail groove; 2. Driving assembly; 21. Forward and reverse motor; 22. Threaded rod; 3. Follower assembly; 31. Follower slide; 311. Threaded groove; 312. Limit block; 32. Reinforcement triangle plate; 33. Slot; 4. Limit assembly; 41. Support plate; 411. Insert block; 42. Limit pulley; 421. Bearing; 422. Inner shaft; 5. Hot pressing roller; 6. Driving roller. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 2 and Figure 3 The utility model provides a technical solution: a low expansion precision alloy hot rolling equipment, comprising a rolling seat 1, hot pressing rollers 5 arranged at equal intervals in the upper groove of the rolling seat 1, driving rollers 6 arranged at equal intervals in the lower groove of the rolling seat 1, a rail groove 11 is opened at the lower front part of the rolling seat 1, and a driving component 2 is arranged in the rail groove 11, the driving component 2 comprises a threaded rod 22 connected to the rail groove 11 and can rotate forward and reversely, opposite threads are distributed on both sides of the outer surface of the threaded rod 22, and driven components 3 are arranged at the opposite threads on both sides of the outer surface of the threaded rod 22, the driven component 3 comprises a driven slide 31, the driven slide 31 is threadedly connected to the threads on the outer surface of the threaded rod 22, and a limiting component 4 is arranged on one side of the top of the driven slide 31, and the limiting component 4 comprises a limiting pulley 42 for lateral limiting of the hot rolling alloy. Through this design, the problem that the material in the prior art is easily affected by the gap spacing between the hot pressing roller 5 and the driving roller 6 during the hot rolling conveying process, thereby causing the conveying direction to deviate, thereby causing the accuracy of the alloy hot rolling process to decrease is solved.

[0027] See also Figure 2 The driving assembly 2 also includes a forward and reverse motor 21, which is fixedly installed on the side of the pressing and rolling seat 1. The output end of the forward and reverse motor 21 is fixedly connected to the threaded rod 22. Through this design, the forward and reverse motor 21 can drive the threaded rod 22 to complete forward and reverse rotation in the rail groove 11.

[0028] See also Figure 2 and Figure 3 The driven component 3 also includes a thread groove 311, which is opened through the lower part of the side of the driven slide 31, and the thread groove 311 matches the surface thread of the threaded rod 22. The driven slide 31 is threaded on the outer surface thread of the threaded rod 22 through the thread groove 311. Through this design, the driven slide 31 can rotate with the threaded rod 22 and then move horizontally.

[0029] See also Figure 4 The driven component 3 also includes a limit block 312, which is fixedly connected to the side of the driven slide 31. The driven slide 31 and the limit block 312 are integrated and match the shape of the rail groove 11. This design can prevent the driven slide 31 from positional deviation during movement.

[0030] See also Figure 4 The driven component 3 also includes a reinforcing triangular plate 32, which is fixedly connected to the top of the driven slide 31. This design can increase the stability of the driven slide 31.

[0031] See also Figure 5The driven component 3 also includes a slot 33, which is opened at the top of the other side of the driven slide 31. The limiting component 4 also includes an insert block 411, which is fixedly connected to the side of the support plate 41. The insert block 411 matches the slot 33. The support plate 41 is inserted into the slot 33 through the insert block 411. This design can complete the installation of the support plate 41 and the driven slide 31, so that the support plate 41 and the limiting pulley 42 can be replaced later.

[0032] See also Figure 6 The limiting assembly 4 also includes a limiting pulley 42 and two sets of bearings 421. The two sets of bearings 421 are symmetrically arranged in the middle of the limiting pulley 42. The outer ring of the bearing 421 is fixedly connected to the limiting pulley 42. The limiting assembly 4 also includes an inner shaft rod 422. The bottom of the inner shaft rod 422 is fixedly connected to the inner ring of the bearing 421, and the top of the inner shaft rod 422 is fixedly connected to the support plate 41. Through this design, the limiting pulley 42 can rotate laterally to reduce the friction between the limiting pulley 42 and the hot rolling material.

[0033] The working principle and use process of the utility model are as follows:

[0034] The staff can start the forward and reverse motor 21 according to the width of the hot-rolled material and make the output end of the forward and reverse motor 21 drive the threaded rod 22 to rotate forward and reverse. At this time, the driven slides 31 threadedly connected to the threads on both sides of the threaded rod 22 move synchronously toward or away from each other until the limiting pulleys 42 on the top of each driven slide 31 are attached to the side of the material to be hot-rolled. When the material to be hot-rolled is conveyed by the hot pressing roller 5 and the driving roller 6 for hot-rolling, the limiting pulleys 42 attached to both sides of the object can rotate in accordance with the object, which not only effectively limits the hot-rolled object to prevent it from deviating from its position, but also the limiting pulley 42 that can rotate laterally can effectively reduce the friction between the hot-rolled material and the limit pulley 42.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low expansion precision alloy hot rolling equipment, comprising a rolling stand (1), hot pressing rollers (5) arranged at equal intervals in the upper groove of the rolling stand (1), and driving rollers (6) arranged at equal intervals in the lower groove of the rolling stand (1), characterized in that: A rail groove (11) is provided at the lower front portion of the press rolling seat (1), a driving assembly (2) is arranged in the rail groove (11), the driving assembly (2) comprises a threaded rod (22) connected to the rail groove (11) for forward and reverse rotation, opposite threads are distributed on both sides of the outer surface of the threaded rod (22), a driven assembly (3) is arranged at the opposite threads on both sides of the outer surface of the threaded rod (22), the driven assembly (3) comprises a driven slide (31), the driven slide (31) is threadedly connected to the threads on the outer surface of the threaded rod (22), a limiting assembly (4) is arranged on one side of the top of the driven slide (31), the limiting assembly (4) comprises a limiting pulley (42) for lateral limiting of the hot rolled alloy.

2. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The driving assembly (2) further comprises a forward and reverse motor (21), wherein the forward and reverse motor (21) is fixedly mounted on a side of the pressing and rolling seat (1), and an output end of the forward and reverse motor (21) is fixedly connected to a threaded rod (22).

3. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The driven assembly (3) further comprises a thread groove (311), the thread groove (311) being formed through the lower part of the side surface of the driven slide (31), the thread groove (311) matching the thread on the surface of the threaded rod (22), and the driven slide (31) being threaded on the thread on the outer surface of the threaded rod (22) through the thread groove (311).

4. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The driven assembly (3) further comprises a limit block (312), wherein the limit block (312) is fixedly connected to a side surface of the driven slide (31), and the driven slide (31) and the limit block (312) are integrated and match the shape of the inner groove of the rail groove (11).

5. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The driven component (3) further comprises a reinforcing triangular plate (32), wherein the reinforcing triangular plate (32) is fixedly connected to the top of the driven slide seat (31).

6. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The driven component (3) further comprises a slot (33), wherein the slot (33) is opened at the top of the other side of the driven slide seat (31).

7. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The limiting assembly (4) further comprises an insert block (411), wherein the insert block (411) is fixedly connected to a side surface of the support plate (41), the insert block (411) matches the slot (33), and the support plate (41) is inserted into the slot (33) via the insert block (411).

8. The low expansion precision alloy hot rolling equipment according to claim 1, characterized in that: The limiting assembly (4) further comprises a limiting pulley (42) and two groups of bearings (421), wherein the two groups of bearings (421) are symmetrically arranged in the middle of the limiting pulley (42) in an upper and lower manner, and the outer rings of the bearings (421) are fixedly connected to the limiting pulley (42). The limiting assembly (4) further comprises an inner shaft rod (422), wherein the bottom of the inner shaft rod (422) is fixedly connected to the inner ring of the bearing (421), and the top of the inner shaft rod (422) is fixedly connected to the support plate (41).

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