CN114406038A - Vertical high-speed rotary cold-rolled coil feeding device - Google Patents
Vertical high-speed rotary cold-rolled coil feeding device Download PDFInfo
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- CN114406038A CN114406038A CN202210225540.4A CN202210225540A CN114406038A CN 114406038 A CN114406038 A CN 114406038A CN 202210225540 A CN202210225540 A CN 202210225540A CN 114406038 A CN114406038 A CN 114406038A
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- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 3
- 238000000227 grinding Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 abstract description 27
- 238000005097 cold rolling Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000004804 winding Methods 0.000 description 19
- 239000002994 raw material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
- B21C47/18—Unwinding or uncoiling from reels or drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0064—Uncoiling the rolled product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention discloses a vertical high-speed rotating cold-rolled coil feeding device which comprises a base, wherein a rotating coiling mechanism is vertically arranged on the base and comprises an installation mechanism and a plurality of rotating arms which are uniformly and symmetrically distributed, the rotating arms are uniformly and circumferentially arranged on the installation mechanism, and the circumferential center of the rotating arms is concentric with the installation mechanism; the bottom wire inlet of the rotating arm is positioned on the circumferential rotation line, and the circumferential rotation diameter of the rotating arm is consistent with the diameter of the material loading disc coil; the base is also provided with a driving mechanism for driving the rotary wire feeding mechanism to rotate, the driving mechanism is in transmission connection with the rotary wire feeding mechanism through a rotating device, and the rotary wire feeding mechanism is arranged on the rotating device; the scheme can effectively solve the phenomena of wire knotting, coil disorder and breakage caused when the wire is vertically pulled up and coiled due to high speed of the rolling mill, and provides reliable technical support for improving the speed, the yield and the benefit of cold rolling wire rolling.
Description
Technical Field
The invention relates to the technical field of ferrous metallurgy, in particular to a vertical high-speed rotating cold-rolled coil feeding device.
Background
In the eighties of the last century, China begins to produce ribbed threaded reinforcing steel bars by using a cold rolling method, hot-rolled plain carbon steel or low-alloy coils are used as raw materials, the performance of the raw materials is superior to that of traditional cold-drawn steel wires, the cold rolling technology and the production scale are rapidly developed, and along with the progress of the rolling mill technology and the research and development of new equipment, the cold rolling speed is continuously improved from the initial 200 m/min to the current 800 m/min; the improvement of the rolling speed increases the yield, improves the economic benefit, and simultaneously provides a new subject for the traditional process and equipment; from most manufacturers at present, a bottleneck problem is exposed, namely, a coil feeding device cannot adapt to the increasing speed of a rolling mill, and the phenomena of knotting and breaking of wires are frequently generated during feeding, so that the rolling line is stopped, and the production efficiency and the economic benefit are seriously influenced.
The coil loading devices currently in use are mainly in the following ways: a feeding rack (storage coil), a transfer trolley, a lifting tray and a core winding rack; the feeding method is characterized in that a raw material coil is sleeved on a core winding frame, a wire rod is pulled by a pinch roll or a rolling mill to spirally rise, the coil cannot be automatically opened, knotting or breaking easily occurs, the feeding device can be used on a production line of about 800 m/min, but the breaking phenomenon frequently occurs; for rolling speeds greater than 800 m/min, such a feeding device has been unable to match the mill speed; therefore, the problems of raw material knotting and breaking commonly existing in cold rolling feeding are urgently needed to be solved.
Disclosure of Invention
The invention aims to solve the problems in the prior art, provides a vertical high-speed rotating cold-rolled coil feeding device, can effectively solve the phenomena of wire knotting, coil disorder and breakage caused by vertical lifting of a coil due to high speed of a rolling mill, and provides reliable technical support for improving the speed, the yield and the benefit of cold-rolled wire rolling.
The technical scheme of the invention is as follows:
a vertical high-speed rotating cold-rolled coil feeding device comprises a base and is characterized in that a rotating coiling mechanism is vertically arranged on the base and comprises an installation mechanism and a plurality of rotating arms, the rotating arms are circumferentially and uniformly arranged on the installation mechanism, and the circumferential center of the rotating arms is concentric with the installation mechanism; the bottom wire inlet of the rotating arm is positioned on a circumferential rotation line, and the circumferential rotation diameter of the rotating arm is consistent with the diameter of the upper material tray coil; the base is further provided with a driving mechanism for driving the rotary wire feeding mechanism to rotate, the driving mechanism is in transmission connection with the rotary wire feeding mechanism through a rotating device, and the rotary wire feeding mechanism is installed on the rotating device.
Preferably, the rotating arm comprises two arc plates which are arranged correspondingly and in parallel, the horizontal distance between the two arc plates is larger than the diameter of the coiled wire, and the opening direction of the side surface formed by the two arc plates points to the circumferential revolution center line; install a plurality of groups evenly distributed's guide roller group between the arc, guide roller group includes the deflector roll that two symmetries set up, the deflector roll rotates to be installed between the arc, and with two the arc sets up perpendicularly.
Preferably, the mounting mechanism comprises a mounting disc for mounting the rotating arm and a circular tube for mounting and connecting with the rotating device, the circular tube is connected with the mounting disc through a collecting tube, and the circular tube, the mounting disc and the collecting tube are communicated with each other.
Preferably, a horn-shaped cavity is formed in the collecting pipe, a large opening end of the horn-shaped cavity is connected with the mounting disc, and a small opening end of the horn-shaped cavity is connected with the circular pipe.
Preferably, the rotating device comprises a case, a hollow shaft for mounting the rotary winding mechanism is arranged in the case, the hollow shaft is vertically and rotatably mounted in the case, and a first bevel gear is fixedly sleeved on the outer wall of the hollow shaft; a second bevel gear meshed with the first bevel gear is further arranged in the case, and the second bevel gear is connected with the driving mechanism through a transmission shaft for transmission; the transmission shaft is rotatably installed on the case through an angular contact bearing, and the transmission shaft is connected with the driving mechanism through a coupler.
Preferably, a gear locking nut for limiting the position of the bevel gear is mounted on the outer wall of the hollow shaft; the upper end and the lower end of the hollow shaft are respectively rotatably installed on the case through an inner ring flange-free cylindrical roller bearing and a double-row tapered roller bearing; and a grinding gasket is arranged between the circumferential side wall of the double-row tapered roller bearing and the case.
Preferably, the guide roller comprises a mandrel and a roller which are coaxially arranged, and the roller is rotatably sleeved on the mandrel through a single-row tapered roller bearing; shaft end baffles for fixing the guide roller are arranged at two ends of the mandrel; the mandrel is also provided with a transparent cover, the transparent cover and the roller are fixed through bolts, and an adjusting gasket is arranged between the transparent cover and the roller.
The invention has the beneficial effects that:
according to the vertical high-speed rotating cold-rolled coil feeding device, the structural symmetry of the device is ensured by adopting the plurality of rotating arms, the mutual balance of centrifugal force during high-speed rotation is achieved, no additional force is generated or the additional force is reduced after the device rotates, and the stable operation of the rotating arms is ensured; meanwhile, the plurality of rotating arms are exchanged for use, so that the abrasion of the guide roller is reduced, if one rotating arm is maintained offline, the other rotating arm can still continue to work, the feeding condition of the coiled wire can also penetrate through the side surface of the rotating arm in the feeding process, and the coiled wire can be quickly transferred from the failed rotating arm to the rotating arm with a good state to continue feeding work after the rotating arm breaks down, so that the coiled wire is prevented from being cut off and fed again; the rotation speed is infinitely adjustable through the active forward and reverse rotation function of the driving mechanism, the speed range of the adaptable rolling mill is wide, and the feeding of the high and low speed rolling mill can be adapted; the rotary arm is driven by the driving mechanism to actively rotate around the coiling coil of the coiling disc in the circumferential direction in compliance with the uncoiling trend of the coil, the uncoiling of the coil is smooth, the wire rod stretches naturally, the phenomena of knotting, disordered coiling and breakage of the wire rod caused when the coiling is vertically pulled up due to high speed of a rolling mill at present are overcome, and reliable technical guarantee is provided for improving the speed, increasing the yield and improving the benefit of cold rolling of the wire rod.
Drawings
Fig. 1 is a schematic view of the overall structure of a vertical high-speed rotating cold-rolled coil feeding device provided by the invention;
FIG. 2 is a first schematic structural diagram of a rotary winding mechanism according to an embodiment of the present invention;
FIG. 3 is a second structural diagram of a first rotary winding mechanism according to an embodiment of the present invention; (ii) a
FIG. 4 is a schematic view of the structure of FIG. 2 along the line A-A;
FIG. 5 is a schematic top view of a second rotary winding mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a rotary device according to the present invention;
FIG. 7 is a schematic view of the structure of a guide roller according to the present invention;
FIG. 8 is a schematic view of the hollow mandrel C of FIG. 6;
FIG. 9 is a schematic view of a catheter configuration provided by the present invention;
FIG. 10 is a first structural view of a guiding output mechanism according to the present invention;
FIG. 11 is a second structural view of a guiding output mechanism according to the present invention;
FIG. 12 is a side view of the structure of FIG. 11;
FIG. 13 is a schematic view of the structure of FIG. 1 along the direction B-B;
in the figure, 1, a conical cover;
2. rotating the wire feeding mechanism;
21. a rotating arm; 211. an arc-shaped plate; 212. installing a first slot;
22. a header;
23. a circular tube; 231. a key;
24. mounting a disc;
25. a reinforcing rib plate;
3. a base;
4. a rotating device; 401. a chassis; 402. a hollow shaft; 403. a first bevel gear; 404. a gear lock nut; 405. a second bevel gear; 406. the outer ring is provided with a cylindrical roller bearing without a flange; 407. a drive shaft; 408. an angular contact bearing; 409. locking the round nut; 410. a double-row tapered roller bearing; 411. an oil slinger; 412. a bearing lock nut; 413. the inner ring is provided with a cylindrical roller bearing without a flange; 414. a keyway; 415. bolt holes; 416. grinding the gasket;
5. a guide output mechanism; 501. a support; 502. mounting a plate; 503. installing a second slot;
6. a conduit; 601. a fixing plate; 602. positioning holes;
7. a coupling; 701. a coupler protective cover;
8. a drive mechanism; 801. a drive bracket;
9. a guide roller; 901. a mandrel; 902. a shaft end baffle; 903. a transparent cover; 904. a roller; 905. a single row tapered roller bearing; 906. adjusting the gasket; 907. oil sealing; 908. an oil cup.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
It is to be understood that the terms "horizontal, vertical, top, bottom, two ends, above, below" and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or components must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
As shown in fig. 1 to 13, the invention is a vertical high-speed rotating cold-rolled coil feeding device, which is used in cooperation with a pinch roll or a rolling mill, wherein the power for pulling up a raw material coil comes from the pinch roll or the rolling mill, the feeding device provides a rotating motion and a circumferential force for pulling a wire rod while the pinch roll or the rolling mill pulls the wire rod, and the coil is converted into a straight strip state from an annular coil of the coil under the combined action of the pulling force of the rolling mill and the circumferential force of the feeding device; the feeding device comprises a horizontally placed base 3, wherein a vertically arranged rotary wire feeding mechanism 2 is mounted on the base 3, and the rotary wire feeding mechanism 2 is positioned right above a coil, rotates around the central axis of the coil and is used for lifting and conveying coiled wires; the rotary winding mechanism 2 comprises an installation mechanism and a plurality of rotary arms 21 which are uniformly distributed on the installation mechanism in a circumferential manner, the rotary winding mechanism 2 is driven to rotate synchronously around the center of the circumference formed by the rotary arms 21 through integral rotation, and a winding inlet at the bottom end of each rotary arm 21 is positioned on a rotary circumference; a conical cover 1 is further arranged at a thread inlet at the bottom of the rotating arm 2, so that a wire rod can be conveniently introduced into the rotating arm 2; in addition, the rotation diameter of the rotating arm 21 is consistent with the diameter of the feeding disc coil, so that the rotation track of the wire inlet of the rotating arm 21 is matched with the outer diameter of the feeding disc coil, the wire inlet of the rotating arm 21 is always kept right above the circumferential diameter of the feeding disc coil, the wire is prevented from being spirally wound during lifting and spreading, the wire is prevented from being broken due to knotting, and the coiled wire can be conveniently and completely passed and conveyed; meanwhile, the plurality of rotating arms 21 can be exchanged and used, so that the abrasion of the guide rollers is reduced, and if one rotating arm 21 is maintained offline, the other rotating arm 21 can still continue to work, so that the working efficiency can be obviously improved within a specified time; in addition, a driving mechanism 8 is further installed on the base 3, the driving mechanism 8 is connected with the rotary winding mechanism 2 through a rotating device 4 for transmission, the rotary winding mechanism 2 is installed in the rotating device 4, the rotating device 4 is driven through the driving mechanism 8, and then the rotating device 4 drives the rotary winding mechanism 2 to axially rotate.
Further, as shown in fig. 2 to 4, in the first embodiment of the present invention, four rotating arms 21 are provided, wherein the rotating arm 21 includes two arc plates 211 that are correspondingly and parallelly arranged, a horizontal distance between the two arc plates 211 is greater than a diameter of the coiled wire, and a plurality of groups of guide roller sets that are uniformly distributed are installed between the two arc plates 211, each group of guide roller sets includes two guide rollers 9 that are symmetrically arranged, a channel for the coiled wire to pass through is formed by the two arc plates 211 and the guide rollers 9, and the rotating arm 21 formed by the two arc plates 211 that are correspondingly and parallelly arranged is convenient for observing a passing condition of the coiled wire from a side gap of the rotating arm 21, if one rotating arm 21 fails or is worn during operation, the coiled wire can be transferred from the failed rotating arm 21 to another rotating arm 21 that can normally operate by detaching one guide roller 9, the process of cutting or reloading the coiled wire is avoided, and the working efficiency is improved; in addition, the guide roller 9 is rotatably installed between the two arc-shaped plates 211 and rotates along the axis direction of the guide roller 9, an arc-shaped groove for placing the wire rod and enabling the wire rod to pass through is further formed in the middle of the guide roller 9, the guide roller has the functions of providing limiting and guiding for the coiled wire rod when the wire rod passes through the rotating arm 2 and reducing friction resistance, and the guide roller 9 is symmetrically arranged up and down and has the function of correcting the coiled wire rod when the coiled wire rod passes through, so that the coiled wire rod is initially straightened; in addition, a plurality of uniform and symmetrically distributed first installation slots 212 are formed in the edge positions of the two sides of the arc-shaped plate 211 and used for installing the guide rollers 9; a reinforcing rib plate 25 is further arranged between the rotating arms 21 and used for fixedly supporting the rotating arms 21 and avoiding deformation and fracture of the rotating arms 21; a circular or square through hole is formed in the reinforcing rib plate 25 to reduce the overall weight of the rotating arm 21, so as to reduce the moment of inertia thereof.
Further, as shown in fig. 2 to 4, in the present invention, the mounting mechanism in the rotary winding mechanism 2 includes a mounting plate 24 for mounting the rotary arm 21, and a circular tube 23 for connecting and driving with the rotating device 4; the mounting disc 24 is also used for being mounted on the rotating device 4, after the circular tube 23 is mounted in the rotating device 4, the mounting disc 24 is fixedly connected to the rotating device 4, the position of the rotating arm 21 is fixed through the mounting disc 24, and then the whole rotating arm 21 is mounted on the rotating device 4; the top ends of the rotating arms 21 are fixed on the bottom surface of the mounting disc 24, and each rotating arm 21 is communicated with the mounting disc 24 so that coiled wires can enter the mounting disc 24 from the rotating arms 21; in addition, the circular tube 23 is vertically arranged, is coaxially arranged with the mounting disc 24 and is positioned above the mounting disc 24; in addition, the circular tube 23 and the mounting plate 24 are connected by the vertically disposed header 22, and the circular tube 23, the mounting plate 24, and the header 22 communicate with each other so that the coiled wire can pass therethrough.
Further, as shown in fig. 2, in the present invention, a trumpet-shaped cavity is formed in the collecting pipe 22, a large opening end of the trumpet-shaped cavity is connected to the mounting plate 24, a small opening end of the trumpet-shaped cavity is connected to the circular pipe 23, and by providing the trumpet-shaped cavity, when the coiled wire enters the collecting pipe 22, the coiled wire is initially guided and positioned, so that the coiled wire is in a vertical state and is located on a central axis of the circular pipe 23, and the coiled wire smoothly passes through the circular pipe 23.
It should be further noted that, as shown in fig. 6, in the present invention, the rotating device 4 includes a case 401 fixedly mounted on the base 3, a hollow shaft 402 for mounting the rotary winding mechanism 2 is disposed in the case 401, the hollow shaft 402 is vertically disposed, and the hollow shaft 402 is rotatably mounted in the case 401, and the rotary winding mechanism 2 is driven to axially rotate by the rotation of the hollow shaft 402; in addition, a first bevel gear 403 is fixedly sleeved on the outer circumferential wall of the hollow shaft 402, and the hollow shaft 402 is driven to synchronously rotate with the first bevel gear 403 by the rotation of the first bevel gear 403; a second bevel gear 405 which is meshed with the first bevel gear 403 is installed in the case 401, the second bevel gear 405 is rotatably installed on the case 401 through an outer ring non-flange cylindrical roller bearing 406, and the outer ring non-flange cylindrical roller bearing 406 is arranged to bear the radial load of the second bevel gear 405; the second bevel gear 405 is connected with the driving mechanism 8 through a transmission shaft 407, the driving mechanism 8 drives the transmission shaft 407 to rotate, and further drives the second bevel gear 405 to rotate, and the synchronous rotation of the first bevel gear 403 and the second bevel gear 405 is realized through the meshing action of the second bevel gear 405 and the first bevel gear 403, in the specific embodiment, the transmission speed ratio range of the first bevel gear 403 and the second bevel gear 405 is 2-4; in addition, the transmission shaft 407 is horizontally arranged and rotatably mounted on the chassis 401 through an angular contact bearing 408, and the angular contact bearing 408 is arranged to bear the combined radial and axial load of the transmission shaft 407; one end of the transmission shaft 407 is fixedly connected with the second bevel gear 405, the other end of the transmission shaft is connected with the driving mechanism 8 through the coupler 7 for transmission, and a coupler protective cover 701 is arranged outside the coupler 7 and used for protecting the coupler 7.
Further, as shown in fig. 6, in the present invention, a gear locking nut 404 is fixedly mounted on an outer wall of the hollow shaft 402, and the gear locking nut 404 is located below the bevel gear one 403 and used for limiting the position of the bevel gear one 403; in addition, the upper end and the lower end of the hollow shaft 402 are respectively rotatably installed on the case 401 through an inner ring non-flange cylindrical roller bearing 413 and a double-row tapered roller bearing 410, the outer rings of the inner ring non-flange cylindrical roller bearing 413 and the double-row tapered roller bearing 410 are installed on the case 401, and the inner rings of the inner ring non-flange cylindrical roller bearing 413 and the double-row tapered roller bearing 410 are sleeved on the hollow shaft 402; wherein, the inner ring non-flange cylindrical roller bearing 413 at the upper end is used for bearing the radial force of the hollow shaft 402, and the double-row tapered roller bearing at the lower end is used for bearing the axial force of the hollow shaft 402; in addition, a grinding gasket 416 is arranged between the circumferential side wall of the double-row tapered roller bearing 410 and the inner wall of the case 401, and by arranging the grinding gasket 416, a side gap generated between the double-row tapered roller bearing 410 and the case 401 is adjusted to a proper size through grinding and thinning of the grinding gasket 416, and at the moment, the micro movement of the bevel gear I403 and the hollow shaft 402 in the axial direction is realized through the inner ring play of the cylindrical roller bearing 413 without a flange; an oil retainer ring 411 is further arranged below the double-row tapered roller bearing 410, and the oil retainer ring 411 is located between the case 401 and the hollow shaft 402 and used for sealing lubricating oil and preventing the lubricating oil from overflowing from a hole in the bottom plate of the case body.
Further, as shown in fig. 1, fig. 2, fig. 6, fig. 8, fig. 9 and fig. 13, in the present invention, the circular tube 23 extends into the inner cavity of the hollow shaft 402, the vertically arranged key 231 is fixedly mounted on the side wall of the circular tube 23, the side wall of the inner cavity of the hollow shaft 402 is provided with a key slot 414 for mounting the key 231, the key slot 414 is vertically arranged, the relative position between the rotary winding mechanism 2 and the hollow shaft 402 is limited by mounting the key 231 into the key slot 414, and the torque is transmitted by means of the key 231, so that the hollow shaft 402 drives the rotary winding mechanism 2 to rotate together; the size of the middle part of the outer cylindrical surface of the circular tube 23 is smaller than that of the end part of the circular tube, so that the matching surface of the circular tube 23 and the rotating device 4 is reduced, the processing precision is reduced, and the manufacturing cost is saved; in addition, a guide tube 6 is further installed in the inner cavity of the hollow shaft 402, the guide tube 6 is fixedly installed in the inner cavity of the hollow shaft 402 through a fixing plate 601, a positioning hole 602 for installing a fixing bolt is formed in the fixing plate 601, and the fixing plate 601 is fixed in the inner cavity of the hollow shaft 402 through the fixing bolt; in addition, the conduit 6 and the circular tube 23 are arranged vertically and correspondingly, the conduit 6 is positioned right above the circular tube 23, and the conduit 6 is in a conical structure with a large lower opening and a small upper opening, so that the coiled wire can be conveniently penetrated and passed; in addition, a bolt hole 415 corresponding to the mounting disc 24 is formed in the bottom end face of the hollow shaft 402, a bolt which is installed in a matched mode with the bolt hole 415 is installed on the mounting disc 24, the bolt on the mounting disc 24 is installed in the bolt hole 415, the mounting disc 24 is fixed on the bottom end face of the hollow shaft 402, the rotary winding mechanism 2 is fixedly installed in the hollow shaft 402, the falling-off phenomenon is avoided, and the rotary winding mechanism 2 can better rotate together with the hollow shaft 402.
It should be explained that, as shown in fig. 1 and fig. 7, in the embodiment of the present invention, the guide roller 9 includes a mandrel 901 and a roller 904, wherein the mandrel 901 is configured to be installed in the first installation slot 207 on the arc-shaped plate 211, and both ends of the mandrel 901 are installed with shaft end baffles 902, and the mandrel 901 is fixedly installed on the arc-shaped plate 211 through the shaft end baffles 902; the mandrel 901 and the roller 904 are coaxially arranged, the roller 904 is rotatably sleeved on the mandrel 901 through a single-row tapered roller bearing 905, and the roller 904 rotates along the axis of the mandrel 901 through the single-row tapered roller bearing 905 and can bear axial force and radial force; in addition, a transparent cover 903 is sleeved on the mandrel 901, the transparent cover 903 is positioned at two ends of the roller 904 and is fixedly connected with the roller 904 through bolts, an adjusting gasket 906 is also arranged between the transparent cover 903 and the roller 904, and the moving gap of the single-row tapered roller bearing 905 is adjusted through the adjusting gasket 906; in addition, an oil cup 908 is further installed at an end of the mandrel 901, and is used for supplying lubricating oil between the mandrel 901 and the roller 904, so that heat generation, vibration, noise and mutual abrasion generated between the mandrel 901 and the roller 904 at a high rotating speed are reduced; an oil seal 907 is sleeved between the inner wall of the transparent cover 903 and the outer wall of the mandrel 901, so that lubricating oil is blocked, and the influence on other parts of the device due to leakage of the lubricating oil is avoided.
Further, as shown in fig. 1, 10 to 12, in the embodiment of the present invention, a guide output mechanism 5 is installed on the top surface of the rotating device 4 for finally outputting and guiding the wire; the guide output mechanism 5 is positioned right above the hollow shaft 402, and guide rollers 9 which are symmetrically arranged are also arranged in the guide output mechanism 5; in addition, the guide roller 9 installed in the guide output mechanism 5 is positioned in the hollow shaft 402 right above the guide pipe 6, so that the wire can be smoothly guided into the guide output mechanism 5 after passing through the guide pipe 6; in addition, the guide rollers 9 arranged in the guide output mechanism 5 and the guide rollers 9 arranged on the arc-shaped plate 211 form 90 degrees with each other, so that the rolling guide function is ensured around the wire rod in the process of rising.
Further, as shown in fig. 10 to 12, in the embodiment of the present invention, the guiding output mechanism 5 includes a support 501 and a symmetrically disposed mounting plate 502, wherein the support 501 is fixedly mounted on the top end surface of the rotating device 4, and the mounting plate 502 is vertically mounted on the support 501; in addition, a plurality of mounting slots 503 which are uniformly and symmetrically distributed are formed in the mounting plate 502 and used for placing and mounting the guide roller 9.
The working process of the device comprises the following steps:
the device is matched with a pinch roll or a rolling mill for use in the using process, one end of a raw material coil which is vertically placed extends into a rotating arm 21 from one of a plurality of wire inlets of the rotating arm 21, sequentially passes through the rotating arm 21, a guide pipe 6 and a guide output mechanism 5 and then is installed on the pinch roll or the rolling mill, and the pinch roll or the rolling mill provides a pulling power for the raw material coil; when a pinch roll or a rolling mill pulls a raw material coil, a driving mechanism 8 is started, the driving mechanism 8 drives a hollow shaft 402 to rotate through the meshing transmission among gears, the hollow shaft 402 drives a rotary wire feeding mechanism 2 to axially rotate, the raw material coil is provided with rotary motion and circumferential force for stirring a wire, and the raw material coil is changed into a straight state from an initial annular coil under the combined action of rolling mill tension, the circumferential force of the device and roller pressure; in addition, in the running process of the device, the motor of the driving mechanism 8 has the functions of forward rotation and reverse rotation, electromagnetic braking, stepless speed regulation and the like, and is regulated according to the rolling speed of the rolling mill, so that the feeding speed of the raw material coil and the rolling speed of the rolling mill are kept synchronous, and the device is used for meeting the requirements of cold rolling production lines with different production speeds.
The foregoing description of the specific embodiments of the present invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching, the examples having been selected and described for the purpose of illustrating the particular principles of the invention and the practical application, thereby enabling others skilled in the art to make and use various embodiments of the invention and various alternatives and modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (7)
1. A vertical high-speed rotating cold-rolled coil feeding device comprises a base (3) and is characterized in that a rotating coiling mechanism (2) is arranged on the base (3), the rotating coiling mechanism (2) comprises an installation mechanism and a plurality of rotating arms (21), the plurality of rotating arms (21) are uniformly arranged on the installation mechanism in a circumferential manner, and the circumferential center of the rotating arms and the installation mechanism are concentrically arranged; the bottom wire inlet of the rotating arm (21) is positioned on a circumferential rotation line, and the circumferential rotation diameter of the rotating arm (21) is consistent with the diameter of the upper material tray coil; still install on base (3) and be used for the drive rotatory mechanism (2) pivoted actuating mechanism (8) of going up, be connected through rotating device (4) transmission between actuating mechanism (8) and the rotatory mechanism (2) of going up, rotatory mechanism (2) of going up install rotating device (4) are last.
2. The vertical high-speed rotating cold-rolled coil feeding device as claimed in claim 1, wherein the rotating arm (21) comprises two arc-shaped plates (211) which are correspondingly and parallelly arranged, the horizontal distance between the two arc-shaped plates (211) is larger than the diameter of a coiled wire, and the opening direction of the side surface formed by the two arc-shaped plates (211) is directed to the centre line of the circumference revolution; install a plurality of groups evenly distributed's guide roller group between arc (211), guide roller group includes guide roller (9) that two symmetries set up, guide roller (9) rotate to be installed between arc (211), and with two arc (211) set up perpendicularly.
3. The vertical high-speed rotating cold-rolled coil feeding device is characterized in that the mounting mechanism comprises a mounting disc (24) for mounting the rotating arm (21) and a circular tube (23) for connecting and driving with the rotating device (4), the circular tube (23) is connected with the mounting disc (24) through a collecting tube (22), and the circular tube (23), the mounting disc (24) and the collecting tube (22) are communicated with each other.
4. The vertical high-speed rotating cold-rolled coil feeding device as claimed in claim 3, wherein a trumpet-shaped cavity is formed in the collecting pipe (22), the large opening end of the trumpet-shaped cavity is connected with the mounting plate (24), and the small opening end of the trumpet-shaped cavity is connected with the circular pipe (23).
5. The vertical high-speed rotating cold-rolled coil feeding device is characterized in that the rotating device (4) comprises a case (401), a hollow shaft (402) for mounting the rotating coiling mechanism (2) is arranged in the case (401), the hollow shaft (402) is vertically and rotatably mounted in the case (401), and a bevel gear I (403) is fixedly sleeved on the outer wall of the hollow shaft (402); a second bevel gear (405) which is meshed with the first bevel gear (403) is further arranged in the case (401), and the second bevel gear (405) is connected with the driving mechanism (8) for transmission through a transmission shaft (407); the transmission shaft (407) is rotatably mounted on the case (401) through an angular contact bearing (408), and the transmission shaft (407) is connected with the driving mechanism (8) through a coupler (7).
6. The vertical high-speed rotating cold-rolled coil feeding device as claimed in claim 5, wherein a gear locking nut (404) for limiting the position of the bevel gear I (403) is mounted on the outer wall of the hollow shaft (402); the upper end and the lower end of the hollow shaft (402) are respectively rotatably installed on the case (401) through an inner ring flange-free cylindrical roller bearing (413) and a double-row tapered roller bearing (410); and a grinding gasket (416) is arranged between the circumferential side wall of the double-row tapered roller bearing (410) and the case (401).
7. The vertical high-speed rotary cold-rolled coil feeding device as claimed in claim 1, wherein the guide roller (9) comprises a mandrel (901) and a roller (904) which are coaxially arranged, and the roller (904) is rotatably sleeved on the mandrel (901) through a single-row tapered roller bearing (905); shaft end baffles (902) for fixing the positions of the guide rollers (9) are arranged at the two ends of the mandrel (901); the mandrel (901) is also provided with a transparent cover (903), the transparent cover (903) and the roller (904) are fixed through bolts, and an adjusting gasket (906) is arranged between the transparent cover (903) and the roller (904).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225540.4A CN114406038A (en) | 2022-03-07 | 2022-03-07 | Vertical high-speed rotary cold-rolled coil feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225540.4A CN114406038A (en) | 2022-03-07 | 2022-03-07 | Vertical high-speed rotary cold-rolled coil feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114406038A true CN114406038A (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210225540.4A Pending CN114406038A (en) | 2022-03-07 | 2022-03-07 | Vertical high-speed rotary cold-rolled coil feeding device |
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| CN (1) | CN114406038A (en) |
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| GB1141890A (en) * | 1966-11-09 | 1969-02-05 | British Insulated Callenders | Improved method and apparatus for unwinding wire |
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| KR20130022915A (en) * | 2011-08-26 | 2013-03-07 | (주)에나인더스트리 | Fly apparatus for windng machine |
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| CN210795277U (en) * | 2019-06-27 | 2020-06-19 | 智昌(广州)电子科技股份有限公司 | Winding machine |
| CN112642880A (en) * | 2020-12-25 | 2021-04-13 | 青岛雷霆重工股份有限公司 | High-speed rotary cold-rolled coil feeder |
| CN217191656U (en) * | 2022-03-07 | 2022-08-16 | 青岛雷霆重工股份有限公司 | Double-channel cold-rolled coil feeding device |
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- 2022-03-07 CN CN202210225540.4A patent/CN114406038A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1141890A (en) * | 1966-11-09 | 1969-02-05 | British Insulated Callenders | Improved method and apparatus for unwinding wire |
| JPH071040A (en) * | 1993-06-18 | 1995-01-06 | Kawasaki Steel Corp | Control method for discharging raw material to be drawn in taking-up system discharging device |
| JPH072358U (en) * | 1993-06-18 | 1995-01-13 | 鐘紡株式会社 | H-type bobbin unwinding fryer |
| KR20130022915A (en) * | 2011-08-26 | 2013-03-07 | (주)에나인더스트리 | Fly apparatus for windng machine |
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| CN112642880A (en) * | 2020-12-25 | 2021-04-13 | 青岛雷霆重工股份有限公司 | High-speed rotary cold-rolled coil feeder |
| CN217191656U (en) * | 2022-03-07 | 2022-08-16 | 青岛雷霆重工股份有限公司 | Double-channel cold-rolled coil feeding device |
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