阅读说明：本技术 一种智能液压六辊式冷轧机组 (Intelligent hydraulic six-roller type cold rolling unit ) 是由 吕燕 任钰 于 2020-04-12 设计创作，主要内容包括：本发明公开了一种智能液压六辊式冷轧机组,具体涉及冷轧设备领域,包括支撑机构、轧辊机构和液压杆,支撑机构包括底座以及与底座顶面固定连接的立柱,立柱的顶面固定连接有连接杆支撑座,立柱的内侧开设有滑槽,轧辊机构滑动安装于滑槽的内侧,轧辊机构包括静轧辊、副轧辊、动轧辊,静轧辊、动轧辊相对面的外侧安装有撑块、底锁紧装置、主锁紧装置,静轧辊、副轧辊、动轧辊之间设置有调距螺杆。本发明利用锁紧装置对静轧辊和动轧辊进行锁止固定,并通过调距螺杆将各副轧辊的间距进行限定,保证各轧辊之间间距一定,使辊轧产品在轧制时,各区域厚度均匀一致,防止热胀效应对轧辊支撑结构产生影响,提高产品质量。(The invention discloses an intelligent hydraulic six-roller cold rolling unit, and particularly relates to the field of cold rolling equipment. The locking device is used for locking and fixing the static roller and the movable roller, and the distance between the auxiliary rollers is limited by the distance adjusting screw rod, so that the distance between the rollers is ensured to be constant, the thickness of each area is uniform and consistent when a rolled product is rolled, the influence of a thermal expansion effect on a roller supporting structure is prevented, and the product quality is improved.)

1. The utility model provides an intelligence hydraulic pressure six high cold rolling mill groups, includes supporting mechanism, roll mechanism and hydraulic stem (12), its characterized in that: the supporting mechanism comprises a base (1) and an upright post (2) fixedly connected with the top surface of the base (1), a connecting rod (13) is fixedly connected with the top surface of the upright post (2), a hydraulic supporting seat (14) is fixedly mounted at the top end of the connecting rod (13), a hydraulic rod (12) is located at the bottom surface of the hydraulic supporting seat (14) and fixedly connected with the bottom surface of the hydraulic supporting seat (14), a sliding groove (4) is formed in the inner side of the upright post (2), a rolling mechanism is slidably mounted on the inner side of the sliding groove (4), the rolling mechanism comprises a static roller (5), an auxiliary roller (6) and a movable roller (9), the static roller (5) and the movable roller (9) are respectively located at the bottom end and the top end of the sliding groove (4), supporting blocks (11) are fixedly mounted on the outer sides of opposite surfaces of the static roller (5) and the movable roller (9), and a bottom locking device (3) and a supporting, The auxiliary rollers (6) are four and are respectively fixedly connected with the bottom end of the movable roller (9) at the top end of the static roller (5), and distance adjusting screws (7) are arranged among the static roller (5), the auxiliary rollers (6) and the movable roller (9).

2. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: the adjustable roller is characterized in that the static rollers (5), the auxiliary rollers (6) and the movable rollers (9) are symmetrically and vertically arranged, adjusting grooves (8) are formed in the surfaces of the static rollers (5), the auxiliary rollers (6) and the movable rollers (9), and distance adjusting screws (7) among the static rollers (5), the auxiliary rollers (6) and the movable rollers (9) extend into the adjusting grooves (8) and are sleeved with adjusting nuts (71) which are matched with each other.

3. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: one end of the distance adjusting screw rod (7) is rotatably connected with the surface of the auxiliary roller (6), one side of each of the static roller (5), the auxiliary roller (6) and the movable roller (9) is provided with a threaded hole matched with the distance adjusting screw rod (7) and communicated with the adjusting groove (8), and the static roller (5), the auxiliary roller (6), the movable roller (9) and the auxiliary roller (6) are mutually connected through the distance adjusting screw rod (7).

4. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: the bottom fixedly connected with balancing pole (15) of connecting rod (13), balancing pole (15) are integrated into one piece structure, balancing pole (15) joint in the both sides of stand (2), the top of connecting rod (13) welds each other with the bottom of hydraulic support seat (14), the fixed surface of balancing pole (15) is installed with horizontal vacuole appearance.

5. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: the structure of the bottom locking device (3) and the structure of the main locking device (10) are the same, the bottom locking device (3) and the main locking device (10) are respectively positioned on two sides of a supporting block (11) at the end parts of the static roller (5) and the movable roller (9), and the outer sides of the opposite sides of the bottom locking device (3) and the main locking device (10) are fixedly connected with the inner side of the upright post (2).

6. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: the main locking device (10) comprises hydraulic tongs (101) and a locking rod (103), the hydraulic tongs (101) and the locking rod (103) are fixedly connected with the inner side of the upright post (2) and the two sides of the supporting block (11) respectively, and the side face of the locking rod (103) is welded and fixed with the side face of the supporting block (11).

7. The intelligent hydraulic six-roller cold rolling mill train according to claim 1, wherein: the hydraulic tong is characterized in that a locking plate (102) is fixedly mounted at the contact position of the hydraulic tong (101) and the locking rod (103), the inner side of the locking plate (102) is of a rough surface structure, and a plurality of through holes are formed in the surface of the locking rod (103) and are uniformly distributed.

Technical Field

The invention relates to the technical field of cold rolling equipment, in particular to an intelligent hydraulic six-roller cold rolling unit.

Background

Six-roller cold rolling mill mainly includes CVC cold rolling mill and UCM cold rolling mill, because can adjust the convexity of compression roller rapidly, change the contact pressure distribution between the roll, eliminate the harmful contact zone between the roll, so receive more and more attention in the metallurgical field.

In the field of advanced cold-rolled strip steel, particularly in the production field of tin-plated substrates, a six-roller temper mill set is generally applied to temper or secondarily cold-roll the annealed strip steel. In order to realize the secondary cold rolling function at a high reduction ratio, work rolls having two different diameters are generally arranged. Such cold-rolling temper mills are already known. In order to ensure two different functions of flattening effect and rolling under high reduction rate, a working roll with large diameter difference needs to be configured; the large-diameter working roll is used for flattening and rolling with small reduction ratio, and the small-diameter working roll is used for rolling with large reduction ratio.

The hydraulic screwdown of six traditional roll cold rolling mills adopts two hydraulic stem to carry out the application of force respectively to the both ends of rolling mill working roll, controls the volume of advancing of two hydraulic stem realization working roll respectively through the controller and pushes down and adjust balanced, often can lead to the hydraulic stem elongation to change because of the expend with heat and contract with cold of hydraulic oil in rolling mill high temperature working process to lead to the displacement to appear in the working roll, cold-rolled steel thickness roughness is not up to standard, causes huge waste.

Therefore, it is highly desirable to provide an intelligent hydraulic six-roller cold rolling mill set with locking function and convenient distance adjustment.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides an intelligent hydraulic six-roller cold rolling unit, wherein a hydraulic locking device and a distance adjusting screw rod are arranged, the locking device is used for locking and fixing a static roller and a movable roller, and the distance between each pair of rollers is limited by the distance adjusting screw rod, so that the distance between the rollers is ensured to be constant, the thickness of each area is uniform and consistent when a rolled product is rolled, the influence of a thermal expansion effect on a roller supporting structure is prevented, and the product quality is improved; in addition, the distance adjusting screw rods are arranged among the rollers to serve as the connecting structure, the distance between the rollers can be changed easily by rotating the distance adjusting screw rods, the adjusting precision of the distance is high, the adjusting mechanism is simple and easy to operate, the adjusting mechanism is matched with a hydraulic mechanism at the top end, a high-precision adjusting mode is achieved on the basis of large-range adjustment, the practicability of the rolling mill is improved, and the problems in the background technology are solved.

In order to achieve the purpose, the invention provides the following technical scheme: an intelligent hydraulic six-roller cold rolling unit comprises a supporting mechanism, a rolling mechanism and a hydraulic rod, wherein the supporting mechanism comprises a base and a stand column fixedly connected with the top surface of the base, the top surface of the stand column is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly provided with a hydraulic supporting seat, the hydraulic rod is positioned at the bottom surface of the hydraulic supporting seat and fixedly connected with the bottom surface of the hydraulic supporting seat, the inner side of the stand column is provided with a sliding groove, the rolling mechanism is slidably mounted at the inner side of the sliding groove, the rolling mechanism comprises a static roller, an auxiliary roller and a movable roller, the static roller and the movable roller are respectively positioned at the bottom end and the top end of the sliding groove, the outer sides of opposite surfaces of the static roller and the movable roller are fixedly provided with a supporting block, the side surfaces of the supporting block are respectively and fixedly provided with a bottom locking device and a main locking device, the number of the auxiliary, and distance adjusting screws are arranged among the static roller, the auxiliary roller and the movable roller.

In a preferable embodiment, the static roller, the auxiliary roller and the movable roller are vertically arranged in a symmetrical manner, the surfaces of the static roller, the auxiliary roller and the movable roller are provided with adjusting grooves, and distance adjusting screws among the static roller, the auxiliary roller and the movable roller extend to the inside of the adjusting grooves and are sleeved with adjusting nuts matched with the adjusting grooves.

In a preferred embodiment, one end of the distance adjusting screw is rotatably connected with the surface of the auxiliary roller, one side of each of the static roller, the auxiliary roller and the movable roller is provided with a threaded hole matched with the distance adjusting screw and communicated with the adjusting groove, and the static roller, the auxiliary roller, the movable roller and the auxiliary roller are connected with each other through the distance adjusting screw.

In a preferred embodiment, a balance bar is fixedly connected to the bottom end of the connecting bar, the connecting bar and the balance bar are of an integrally formed structure, the balance bar is clamped on two sides of the upright column, the top end of the connecting bar and the bottom end of the hydraulic support seat are welded to each other, and a horizontal vacuole meter is fixedly mounted on the surface of the balance bar.

In a preferred embodiment, the bottom locking device and the main locking device are identical in structure, the bottom locking device and the main locking device are respectively positioned on two sides of a supporting block at the end part of the static roller and the movable roller, and the outer sides of the opposite sides of the bottom locking device and the main locking device are fixedly connected with the inner sides of the upright posts.

In a preferred embodiment, the main locking device comprises a hydraulic clamp and a locking rod, the hydraulic clamp and the locking rod are respectively and fixedly connected with the inner side of the upright post and the two sides of the supporting block, and the side surface of the locking rod is welded and fixed with the side surface of the supporting block.

In a preferred embodiment, locking plates are fixedly mounted at the contact part of the hydraulic pliers and the locking rod, the inner sides of the locking plates are of a rough surface structure, and a plurality of through holes are formed in the surface of the locking rod and are uniformly distributed.

The invention has the technical effects and advantages that:

1. according to the invention, the hydraulic locking device and the distance-adjusting screw rod are arranged, the locking device is used for locking and fixing the static roller and the movable roller, and the distance between the auxiliary rollers is limited by the distance-adjusting screw rod, so that the distance between the rollers is constant, the thicknesses of all areas are uniform and consistent when a rolled product is rolled, the influence of a thermal expansion effect on a roller supporting structure is prevented, and the product quality is improved;

2. according to the invention, the distance adjusting screw rods are arranged between the rollers as the connecting structure, the distance can be easily changed by rotating the distance adjusting screw rods, the adjusting precision of the distance is higher, the structure intersected with the traditional adjusting mechanism is simpler and easier to operate, and the high-precision adjusting mode is realized on the basis of realizing large-range adjustment by matching with a hydraulic mechanism at the top end, so that the practicability of the rolling mill is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the adjusting structure of the auxiliary roller of the invention.

Fig. 3 is a schematic view of the mounting structure of the hydraulic mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the locking device of the present invention.

The reference signs are: 1. a base; 2. a column; 3. a bottom locking device; 4. a chute; 5. static rolling; 6. a secondary roller; 7. adjusting the pitch of the screw rod; 8. an adjustment groove; 9. moving a roller; 10. a primary locking device; 11. a support block; 12. a hydraulic lever; 13. a connecting rod; 14. a hydraulic support seat; 15. a balancing pole; 71. adjusting the nut; 101. hydraulic tongs; 102. a locking plate; 103. a locking lever.

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.

As shown in the attached figures 1-4, an intelligent hydraulic six-roller cold rolling unit comprises a supporting mechanism, a roller mechanism and a hydraulic rod 12, wherein the supporting mechanism comprises a base 1 and a column 2 fixedly connected with the top surface of the base 1, the top surface of the column 2 is fixedly connected with a connecting rod 13, a hydraulic support seat 14 is fixedly installed at the top end of the connecting rod 13, the hydraulic rod 12 is positioned at the bottom surface of the hydraulic support seat 14 and fixedly connected with the bottom surface of the hydraulic support seat 14, a chute 4 is formed in the inner side of the column 2, the roller mechanism is slidably installed in the inner side of the chute 4, the roller mechanism comprises a static roller 5, an auxiliary roller 6 and a movable roller 9, the static roller 5 and the movable roller 9 are respectively positioned at the bottom end and the top end of the chute 4, a supporting block 11 is fixedly installed on the outer side of the opposite surface of the static roller 5 and the movable roller 9, a bottom, the number of the auxiliary rollers 6 is four, the auxiliary rollers are respectively and fixedly connected with the bottom ends of the movable rollers 9 at the top ends of the static rollers 5, and distance adjusting screws 7 are arranged among the static rollers 5, the auxiliary rollers 6 and the movable rollers 9.