Wear-resistant three-channel loop for bar wire

Abstract

The utility model relates to the technical field of bar production line auxiliary equipment, and particularly discloses a bar line wear-resistant three-channel loop which comprises a frame body and loop rollers, three bar channels are arranged in the steel feeding direction of the frame body, the loop rollers are rotatably mounted in the bar channels, wear-resistant vertical plates are mounted on vertical plates of the bar channels, and the loop rollers are mounted on the vertical plates of the bar channels. A wear-resistant bottom plate is mounted on a bottom plate of the bar channel; according to the wear-resistant three-channel loop for the bar line, by designing the width of a roller way, it is guaranteed that bars of multiple specifications can be universally used, and frequent replacement is avoided; by adding the wear-resisting plate, frequent repair welding is avoided, spare part consumption of the loop roller is reduced, the service life of the loop is integrally prolonged, the maintenance cost is reduced, and the production working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary equipment for a bar production line, in particular to a wear-resistant three-channel looper for a bar line. Background Art

[0002] The looper is an important auxiliary equipment on the continuous rolling production line. It can serve as a buffer link when the speeds between the stands are not coordinated. It is also a means to control the fluctuation of the dimensional accuracy of the rolled piece caused by the dynamic speed changes between the stands during the rolling process, and achieve torsion-free and tension-free rolling.

[0003] Existing installation structure of bar wire looper:

[0004] 1. In the bar finishing area, select the number of looper channels according to the number of cuts.

[0005] 2. The looper usually consists of a looper bottom roller, a pressure roller and a jumping roller.

[0006] 3. The loop channel is made of ordinary steel welded together.

[0007] The existing bar wire looper still has the following problems:

[0008] 1. The service life of the looper roller is short.

[0009] 2. The guide groove of the loop frame is frequently welded after wear.

[0010] 3. The number of loop channels is frequently changed. Maintenance costs are high and frequent changes affect work efficiency.

[0011] Therefore, there is an urgent need to design a wear-resistant three-channel looper for bar wire to solve the problems of short service life and high maintenance cost of existing bar wire loopers. Utility Model Content

[0012] In view of the problems existing in the prior art, the purpose of the utility model is to provide a wear-resistant three-channel looper for bar wire.

[0013] The technical solution adopted by the utility model to solve its technical problems is: a wear-resistant three-channel looper for a bar wire, comprising a frame and a looper roller, the frame being provided with three bar channels in the steel feeding direction, looper rollers being rotatably installed in the bar channels, wear-resistant vertical plates being installed on the vertical plates of the bar channels, and wear-resistant bottom plates being installed on the bottom plates of the bar channels.

[0014] Specifically, the frame is divided into three rod channels by two partitions, the bottom of the partition is fixedly connected to the bottom plate, and the width of the rod channel is 85mm-90mm.

[0015] Specifically, bolt holes are provided on both sides of the partition and the vertical plate, and countersunk holes are provided at corresponding positions on the wear-resistant vertical plate. Countersunk bolts pass through the countersunk holes, and the countersunk bolts are threaded into the bolt holes.

[0016] Specifically, the base plate is provided with a bolt hole, and a countersunk hole is provided at a corresponding position on the wear-resistant base plate. A countersunk bolt passes through the countersunk hole, and the countersunk bolt is threaded into the bolt hole.

[0017] Specifically, a jumping mechanism is installed in the middle of the frame, and the jumping mechanism is provided with a jumping roller and a jumping telescopic cylinder. The jumping telescopic cylinder controls the lifting and lowering of the jumping roller to adjust the height of the rod.

[0018] Specifically, bearing seat 1 and bearing seat 2 are rotatably installed on both sides of the jumping roller, the outer ring of bearing seat 1 is connected to the cylinder rod of the jumping telescopic cylinder, the cylinder body of the jumping telescopic cylinder is rotatably connected to the cylinder seat, the cylinder seat is installed on the frame, the outer ring of bearing seat 2 is connected to the support arm, and the other end of the support arm is provided with a sleeve, the sleeve is rotatably sleeved on the rotating shaft, and the rotating shaft is fixed on the other side of the frame.

[0019] The utility model has the following beneficial effects:

[0020] The wear-resistant three-channel looper of the bar line designed by the utility model ensures that bars of various specifications can be used universally by designing the width of the roller table, thus avoiding frequent replacement.

[0021] The wear-resistant three-channel looper for bar wire designed by the utility model avoids frequent repair welding by adding wear-resistant plates, reduces spare parts consumption of looper rollers, improves the service life of the looper as a whole, reduces maintenance costs, and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the wear-resistant three-channel looper for bar wire.

[0023] Figure 2 It is a top view of the wear-resistant three-channel looper for bar wire.

[0024] Figure 3 It is a side partial perspective view of a wear-resistant three-channel looper for bar wire.

[0025] Figure 4 This is the front view of the wear-resistant three-channel looper for bar wire.

[0026] In the figure: 1-frame; 2-loop roller; 3-rod channel; 4-wear-resistant vertical plate; 5-wear-resistant bottom plate; 6-partition plate; 7-countersunk hole; 8-countersunk bolt; 9-jumping mechanism, 9.1-jumping roller, 9.2-jumping telescopic cylinder, 9.3-cylinder seat, 9.4-bearing seat 1, 9.5-bearing seat 2, 9.6-support arm, 9.7-rotating axis. DETAILED DESCRIPTION

[0027] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely further describe the technical solutions in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0028] like Figures 1-4 As shown, a wear-resistant three-channel looper for a bar wire comprises a frame 1, a looper roller 2, a wear-resistant vertical plate 4, a wear-resistant bottom plate 5 and a partition 6. Three bar channels 3 are provided in the steel feeding direction of the frame 1. Looper rollers 2 are rotatably installed in the bar channels 3. Wear-resistant vertical plates 4 are installed on the vertical plates of the bar channels 3, and wear-resistant bottom plates 5 are installed on the bottom plates of the bar channels 3.

[0029] The frame 1 is divided into three rod channels 3 by two partitions 6. The bottom of the partition 6 is fixedly connected to the bottom plate. The width of the rod channel 3 is 85mm-90mm.

[0030] Bolt holes are provided on both sides of the partition 6 and the vertical plate, and countersunk holes 7 are provided at corresponding positions on the wear-resistant vertical plate 4. Countersunk bolts 8 pass through the countersunk holes 7 and are threaded into the bolt holes.

[0031] Bolt holes are provided on the bottom plate, and countersunk holes 7 are provided at corresponding positions on the wear-resistant bottom plate 5. Countersunk bolts 8 pass through the countersunk holes 7, and the countersunk bolts 8 are threaded into the bolt holes.

[0032] A jumping mechanism 9 is installed in the middle of the frame 1. The jumping mechanism 9 is provided with a jumping roller 9.1 and a jumping telescopic cylinder 9.2. The jumping telescopic cylinder 9.2 controls the jumping roller 9.1 to rise and fall to adjust the height of the bar.

[0033] The two sides of the jumping roller 9.1 are rotatably mounted with bearing seat 1 9.4 and bearing seat 2 9.5. The outer ring of bearing seat 1 9.4 is connected to the cylinder rod of the jumping telescopic cylinder 9.2. The cylinder body of the jumping telescopic cylinder 9.2 is rotatably connected to cylinder seat 9.3. Cylinder seat 9.3 is mounted on the frame 1. The outer ring of bearing seat 2 9.5 is connected to the support arm 9.6. The other end of the support arm 9.6 is provided with a sleeve. The sleeve is rotatably mounted on the rotating shaft 9.7. The rotating shaft 9.7 is fixed to the other side of the frame 1. The extension and contraction of the jumping telescopic cylinder 9.2 controls the lifting height of the jumping roller 9.1.

[0034] The production principle of this utility model:

[0035] 1. Design a three-channel looper to ensure that the width of the bar channel 3 is between 85-90. In the production of small bars, it can cover specifications of 18-50mm and avoid frequent replacement of loopers.

[0036] 2. Use countersunk bolts 8 on both sides of the bar channel 3 to fix the high-strength wear-resistant plates to ensure the service life of the channel.

[0037] 3. The looper adopts wear-resistant strip inlay technology. The wear-resistant vertical plate 4 and the wear-resistant bottom plate 5 are inlaid on the base material Q235 using copper-based welding materials to ensure that the steel throughput exceeds 300,000 tons.

[0038] The width of the bar channel 3 is designed to ensure that multiple bar specifications can be used interchangeably, eliminating the need for frequent replacement. The addition of wear-resistant plates eliminates the need for frequent repair welding, resulting in an overall service life exceeding four years. The inlaying of wear-resistant strips allows the looper roller 2 to utilize over 300,000 tons of steel.

[0039] The utility model reduces the replacement frequency of the looper, increases the service life of the looper, can save spare parts costs of 160,000 yuan, and reduces the spare parts consumption of the looper roller 2.

[0040] The present invention is not limited to the above-mentioned embodiments. Anyone should be aware of the structural changes made under the inspiration of the present invention. Any technical solution that is the same or similar to the present invention falls within the scope of protection of the present invention.

[0041] The technology, shape and structure that are not described in detail in this utility model are all well-known technologies.

[0042] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0043] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wear-resistant three-channel looper for bar wire, characterized in that: It includes a frame and a looping roller. The frame is provided with three bar channels in the steel feeding direction. Looping rollers are rotatably installed in the bar channels. Wear-resistant vertical plates are installed on the vertical plates of the bar channels, and wear-resistant bottom plates are installed on the bottom plates of the bar channels.

2. The wear-resistant three-channel looper for bar wire according to claim 1, characterized in that: The frame is divided into three rod channels by two partitions, the bottom of the partition is fixedly connected to the bottom plate, and the width of the rod channel is 85mm-90mm.

3. The wear-resistant three-channel looper for bar wire according to claim 2, characterized in that: Bolt holes are provided on both sides of the partition and the vertical plate, and countersunk holes are provided at corresponding positions on the wear-resistant vertical plate. Countersunk bolts pass through the countersunk holes, and the countersunk bolts are threaded into the bolt holes.

4. The wear-resistant three-channel looper for bar wire according to claim 1, characterized in that: The bottom plate is provided with bolt holes, and the wear-resistant bottom plate is provided with countersunk holes at corresponding positions. Countersunk bolts pass through the countersunk holes, and the countersunk bolts are threaded into the bolt holes.

5. The wear-resistant three-channel looper for bar wire according to claim 1, characterized in that: A jumping mechanism is installed in the middle of the frame. The jumping mechanism is provided with a jumping roller and a jumping telescopic cylinder. The jumping telescopic cylinder controls the lifting and lowering of the jumping roller to adjust the height of the rod.

6. The wear-resistant three-channel looper for bar wire according to claim 5, characterized in that: The two sides of the jumping roller are respectively rotatably installed with bearing seat 1 and bearing seat 2, the outer ring of bearing seat 1 is connected to the cylinder rod of the jumping telescopic cylinder, the cylinder body of the jumping telescopic cylinder is rotatably connected to the cylinder seat, the cylinder seat is installed on the frame, the outer ring of bearing seat 2 is connected to the support arm, and the other end of the support arm is provided with a sleeve, the sleeve is rotatably sleeved on the rotating shaft, and the rotating shaft is fixed on the other side of the frame.

Images