Metal cold rolling mill

Abstract

The utility model relates to the technical field of cold rolling mills, in particular to a metal cold rolling mill which comprises a base, a steel frame, a material supporting frame, a cold rolling assembly, a limiting assembly and an adjusting assembly. The limiting assembly comprises a supporting frame, a first worm rotationally installed on the supporting frame, a second motor fixedly installed at one end of the first worm, a first worm wheel engaged with the first worm, a two-way threaded rod fixedly installed in the first worm wheel, a limiting block installed on the two-way threaded rod in a threaded mode, and a limiting rod fixedly installed at the top of the limiting block. And the limiting roller is rotationally mounted on the limiting rod. According to the material limiting device, through cooperation of the first turbine and the first worm, under driving of the second motor, the two-way threaded rod rotates, the limiting block drives the limiting rod and the limiting roller to be close to each other and limit materials, and the material limiting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cold rolling mills, in particular to a metal cold rolling mill. Background Art

[0002] The cold rolling mill is a machine that cold-draws and cold-rolls grade I hot-rolled round steel into finished spiral-shaped steel bars. The cold rolling mill can simultaneously cold-process the warp and weft directions of the parent material during the rolling of the cold-rolled ribbed steel bars. Under the premise of maintaining the relative balance and stability of the product in the center area of ​​the cross-section, while improving the anti-position and anti-compression properties, it still retains sufficient elongation performance, so that the geometric parameters and four material indicators of the product can be used for important industrial and civil buildings with a first-level safety level.

[0003] Prior art, for example, a metal cold rolling machine disclosed in patent publication number CN215198941 U, includes a motor body, a steel frame is arranged on one side of the motor body, a No. 1 pressing roller and a No. 2 pressing roller are arranged on one side of the steel frame, connecting shafts are arranged at both ends of the No. 1 pressing roller, a connecting seat is arranged at the upper end of the connecting shaft, a connecting seat is arranged on the connecting shaft on the No. 1 pressing roller, the No. 1 threaded rod is movably connected to the connecting seat through a limiting plate, the No. 1 threaded rod is movably connected to the steel frame, the No. 1 threaded rod is movably connected to the steel frame, the No. 1 threaded rod is rotated by a rocker to adjust the position of the No. 1 pressing roller on the steel frame, which is conducive to cold rolling of various types of materials, and by arranging a limiting roller on a supporting plate, the limiting roller prevents the angle of the material from being offset when the material is cold rolled, resulting in a poor cold rolling effect, the limiting roller is movably connected to the supporting plate through a through groove, the No. 2 threaded rod and a nut, and the width between the two sets of limiting rollers is adjusted by a loose nut.

[0004] In actual use, the material is limited by two sets of limiting rollers, but the limiting rollers are fixed to the supporting plate by threaded rods and nuts, which takes a long time to install and affects work efficiency.

[0005] Therefore, it is necessary to provide a new technical solution to overcome the above-mentioned defects. Utility Model Content

[0006] The purpose of the utility model is to provide a metal cold rolling mill which can effectively solve the above technical problems.

[0007] In order to achieve the purpose of the utility model, the following technical scheme is adopted: a metal cold rolling mill, comprising: a base, a steel frame, a support frame, a cold rolling component, a limit component, and an adjustment component;

[0008] The limit assembly includes: a support frame, a first worm rotatably mounted on the support frame, a second motor fixedly mounted at one end of the first worm, a first turbine meshing with the first worm, a bidirectional threaded rod fixedly mounted in the first turbine, a limit block threadedly mounted on the bidirectional threaded rod, a limit rod fixedly mounted on the top of the limit block, and a limit roller rotatably mounted on the limit rod.

[0009] Furthermore, the adjustment component includes: a transmission belt, a pulley rotatably mounted on the inner wall of the transmission belt, a second worm fixedly mounted in the pulley, a second turbine meshing with the second worm, an adjustment threaded rod fixedly mounted in the second turbine, a rotating sleeve rotatably mounted on the second worm, and a control component for controlling the rotation of the turbine.

[0010] Furthermore, the control component includes: a fixed frame, a rotating shaft rotatably mounted on the fixed frame, a rocker fixedly mounted on the rotating shaft, and a slider slidably mounted in an upper limit sliding groove of the rocker.

[0011] Furthermore, a scale is fixedly mounted on one side of the steel frame.

[0012] Furthermore, the rotating shaft is fixedly connected to the output end of the third motor.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a metal cold rolling mill, through the cooperation of the first turbine and the first worm, under the drive of the second motor, the bidirectional threaded rod is rotated, the limit block drives the limit rod and the limit roller to approach and limit the material, thereby improving the limiting efficiency of the material;

[0014] Through the transmission belt and the pulley, under the drive of the first motor, the second worm drives the second turbine to rotate, and the second turbine drives the adjusting threaded rod to rotate, so as to adjust the distance between the cold rolling rollers. The distance is observed through a ruler, and the position of the second worm is adjusted by turning the rocker, so that the second worm can drive the turbine to rotate forward or reverse. The third motor drives the rocker to rotate, so as to adjust the spacing between the cold rolling rollers. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 The utility model is a structural schematic diagram of a metal cold rolling mill.

[0017] Figure 2 It is a schematic structural diagram of the cold rolling assembly of the utility model.

[0018] Figure 3It is a partial cross-sectional structural schematic diagram of the adjustment component of the utility model.

[0019] In the figure: 101, base; 102, steel frame; 103, support frame; 200, cold rolling assembly; 201, first motor; 202, connecting shaft; 203, lower cold rolling roller; 204, upper cold rolling roller; 205, moving block; 206, adjusting track; 300, limit assembly; 301, second motor; 302, support frame; 303, first worm; 304, first turbine; 305, bidirectional threaded rod; 306, limit track; 307, limit block; 308, limit roller; 309, limit rod; 400, adjustment assembly; 401, transmission belt; 402, arrow; 403, scale; 404, pulley; 405, second turbine; 406, second worm; 407, adjusting threaded rod; 408, fixed frame; 409, rotating sleeve; 410, rocker; 411, limit slide; 412, slider. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below. Obviously, the described embodiments are partial embodiments of the utility model, rather than all embodiments.

[0021] In the description of the present utility model, it should be understood that the terms "center", "lateral", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present utility model. When a mechanism is referred to as being "fixed to" another mechanism, it may be directly on the other mechanism or there may also be a centered mechanism. When a mechanism is considered to be "connected to" another mechanism, it may be directly connected to the other mechanism or there may be a centered mechanism at the same time. When a mechanism is considered to be "set on" another mechanism, it may be directly set on the other mechanism or there may be a centered mechanism at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0022] like Figures 1 to 3As shown, the utility model is a metal cold rolling mill, comprising a base 101, a steel frame 102, a supporting frame 103, a cold rolling assembly 200, a limiting assembly 300, and an adjusting assembly 400. The steel frame 102 is fixedly installed on one side of the top of the base 101, the supporting frame 103 is fixedly installed between the end face of the steel frame 102 and the top of the base 101, and scales 403 are fixedly installed on both sides of the steel frame 102.

[0023] The cold rolling assembly 200 includes a first motor 201, which is fixedly mounted on the top of the base 101. The output end of the first motor 201 is fixedly connected to a connecting shaft 202. The connecting shaft 202 is rotatably mounted on the bottom of the inner wall of the steel frame 102. A lower cold rolling roller 203 is fixedly mounted on the connecting shaft 202. An upper cold rolling roller 204 is arranged above the lower cold rolling roller 203. The upper cold rolling roller 204 is rotatably mounted on a fixed shaft. Both ends of the fixed shaft are fixedly mounted on a moving block 205. The moving block 205 is slidably mounted in an adjusting track 206. An arrow 402 is fixedly mounted on the side of the moving block 205. The adjusting track 206 is symmetrically arranged on both sides of the steel frame 102.

[0024] The limiting assembly 300 includes a support frame 302, which is fixedly mounted on the top of the base 101 and one side of the supporting frame 103. A first worm 303 is rotatably mounted on the support frame 302. One end of the first worm 303 is fixedly connected to the output end of the second motor 301. The first worm 303 is meshed with a first turbine 304. The first turbine 304 is fixedly mounted on one end of a bidirectional threaded rod 305. The bidirectional threaded rod 305 is rotatably mounted in a limiting track 306. The limiting track 306 is symmetrically arranged on the top of the supporting plate. A limiting block 307 is symmetrically threaded on the bidirectional threaded rod 305. A limiting rod 309 is fixedly mounted on the top of the limiting block 307. A limiting roller 308 is rotatably mounted on the limiting rod 309.

[0025] The adjustment component 400 includes a transmission belt 401, and the transmission belt 401 has pulleys 404 and connecting shafts 202 rotatably installed at both ends thereof. The pulley 404 is fixedly mounted on one end of a second worm 406, and the second worm 406 is meshed with a second turbine 405. The second turbine 405 is fixedly mounted on the top of an adjustment threaded rod 407, and a moving block 205 is threadedly provided on the adjustment threaded rod 407. A rotating sleeve 409 is rotatably installed on the second worm 406, and a control component is provided on the rotating sleeve 409.

[0026] The control component includes a fixed frame 408, which is symmetrically fixed on the top of the steel frame 102. The fixed frame 408 is provided with an arc track, and a second worm 406 is slidably installed in the arc track. A rotating shaft is rotatably installed between the fixed frames 408, one end of the rotating shaft is fixedly connected to the output shaft of the third motor, and the third motor is fixedly installed on the inner wall of a fixed frame 408. A rocker 410 is fixedly installed in the middle position of the rotating shaft, and a limiting slide groove 411 is provided on the rocker 410. A slider 412 is slidably installed in the limiting slide groove 411, and one end of the slider 412 is fixedly connected to the outer wall of the rotating sleeve 409.

[0027] In the utility model, the arrow 402 is close to the scale 403, which is convenient for intuitively understanding the distance between the upper cold rolling roller 204 and the lower cold rolling roller 203. The rocker 410 is driven to rotate by the third motor, and the rocker 410 drives the second worm 406 to move in the arc track through the rotating sleeve 409. The center position of the arc track is located on the central axis of the connecting shaft 202, so that the second worm 406 is respectively on both sides of the second turbine 405 at both ends of the arc track and meshes with the second turbine 405. The bidirectional threaded rod 305 is driven by the first worm 303 and the first turbine 304 to align the limit block 307 and limit the material.

[0028] Working principle: Place the material on the support rack 103, start the second motor 301, drive the first worm 303 to drive the first turbine 304 to rotate, the first turbine 304 drives the bidirectional threaded rod 305 to rotate, so that the limit block 307 drives the limit rod 309 and the limit roller 308 to clamp the material in the center and limit it, start the first motor 201, when the lower cold rolling roller 203 rotates, the connecting shaft 202 drives the second worm 406 to rotate through the transmission belt 401 and the pulley 404, the second worm 406 drives the adjusting threaded rod 407 to rotate through the second turbine 405, and the moving block 205 moves to adjust the distance between the upper cold rolling roller 204 and the lower cold rolling roller 203. The third motor drives the rocker 410 to rotate. The rocker 410 drives the rotating sleeve 409 and the second worm 406 to move to one end of the arc track. The second worm 406 engages with the second turbine 405 on one side of the second turbine 405 to make the moving block 205 rise or fall. When the distance is adjusted, the rocker 410 drives the second worm 406 not to engage with the second turbine 405, so that the position of the moving block 205 is fixed, thereby achieving the purpose of improving the material limiting efficiency and facilitating the adjustment of the processing spacing.

[0029] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0030] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A metal cold rolling mill, characterized in that: include: A base (101), a steel frame (102), a support frame (103), a cold rolling component (200), a limit component (300), and an adjustment component (400); The limit assembly (300) comprises: a support frame (302), a first worm (303) rotatably mounted on the support frame (302), a second motor (301) fixedly mounted on one end of the first worm (303), a first turbine (304) meshed with the first worm (303), a bidirectional threaded rod (305) fixedly mounted in the first turbine (304), a limit block (307) threadedly mounted on the bidirectional threaded rod (305), a limit rod (309) fixedly mounted on the top of the limit block (307), and a limit roller (308) rotatably mounted on the limit rod (309).

2. A metal cold rolling mill as claimed in claim 1, characterized in that: The adjustment component (400) comprises: a transmission belt (401), a pulley (404) rotatably mounted on the inner wall of the transmission belt (401), a second worm (406) fixedly mounted in the pulley (404), a second turbine (405) meshed with the second worm (406), an adjustment threaded rod (407) fixedly mounted in the second turbine (405), a rotating sleeve (409) rotatably mounted on the second worm (406), and a control component for controlling the rotation of the turbine.

3. A metal cold rolling mill as claimed in claim 2, characterized in that: The control component comprises: a fixed frame (408), a rotating shaft rotatably mounted on the fixed frame (408), a rocker (410) fixedly mounted on the rotating shaft, and a sliding block (412) slidably mounted in an upper limit sliding groove (411) of the rocker (410).

4. A metal cold rolling mill as claimed in claim 1, characterized in that: A scale (403) is fixedly mounted on one side of the steel frame (102).

5. A metal cold rolling mill as claimed in claim 3, characterized in that: The rotating shaft is fixedly connected to the output end of the third motor.

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