CN112642880A - High-speed rotary cold-rolled coil feeder - Google Patents
High-speed rotary cold-rolled coil feeder Download PDFInfo
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- CN112642880A CN112642880A CN202011561294.7A CN202011561294A CN112642880A CN 112642880 A CN112642880 A CN 112642880A CN 202011561294 A CN202011561294 A CN 202011561294A CN 112642880 A CN112642880 A CN 112642880A
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- 230000008859 change Effects 0.000 claims abstract description 46
- 238000005097 cold rolling Methods 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
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- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention relates to a high-speed rotary cold-rolled coil feeder, which belongs to the technical field of cold-rolled wire feeding devices, and adopts the technical scheme that the feeder comprises a base, a rotating arm vertically arranged on the base and a driving assembly for driving the rotating arm to rotate around a vertical axis, wherein a plurality of groups of guide assemblies arranged along a gradual change arc line are arranged on the rotating arm, and the curvature radian of the gradual change arc line is gradually reduced from a wire inlet to a wire outlet; each group of guide assemblies comprises two guide rollers which are rotatably connected with the rotating arm around a horizontal axis; the invention can ensure that the feeding speed of the wire rod coiling is well matched with the speed of a cold rolling mill, thereby efficiently and well performing cold rolling feeding on the wire rod.
Description
Technical Field
The invention relates to the technical field of cold-rolled wire material feeding devices, in particular to a high-speed rotary cold-rolled coil feeder.
Background
In the eighties of the last century, China began to produce ribbed threaded steel bars by a cold rolling method, and hot-rolled plain carbon steel or low-alloy coils were used as raw materials, so that the performance of the steel bars was superior to that of traditional cold-drawn steel wires, the cold rolling technology and the production scale were rapidly developed, and with the progress of the rolling mill technology and the research and development of new equipment, the cold rolling speed was continuously improved from the initial 200 m/min to about 800 m/min at present. The improvement of the rolling speed increases the yield and improves the economic benefit, and simultaneously, a new subject is provided 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, disordered loops or breakage of wires often occur during feeding, so that the rolling line is stopped, and the productivity and the economic benefit are seriously influenced.
The currently used coil feeding devices mainly include the following two types: one is to directly hang the hot-rolled smooth surface coil after cutting off the packing belt on a welded fork-shaped frame, and draw the wire rod for feeding for rolling completely by the rolling force of the following rolling mill, and the wire rod is easy to break when being drawn. The other type adopts a feeding rack (only used for coil storage), a transfer trolley, a lifting tray and a collecting drum, but the feeding mode is also passive and draws the feeding by a rolling mill, the feeding speed of the wire still cannot be matched with the speed of the rolling mill during feeding, and the phenomena of knotting, ring disorder, breakage and the like are easy to occur during the cold rolling processing feeding of the wire, so that the normal process of the cold rolling of the wire is influenced.
Disclosure of Invention
The invention aims to provide a high-speed rotary cold-rolled coil loading device which can enable the loading speed of a wire coil to be well matched with the speed of a cold rolling mill, and further can efficiently and well perform cold-rolled loading on the wire.
The technical purpose of the invention is realized by the following technical scheme: a high-speed rotary cold-rolled coil feeder comprises a base, a rotating arm vertically arranged on the base and a driving assembly for driving the rotating arm to rotate around a vertical axis, wherein a plurality of groups of guiding assemblies arranged along gradual change arc lines are arranged on the rotating arm, and the curvature radian of the gradual change arc lines is gradually reduced from a wire inlet to a wire outlet; each group of guide assemblies comprises two guide rollers which are rotatably connected with the rotating arm around a horizontal axis.
According to the technical scheme, the wires penetrate through the guide assemblies distributed along the gradual change arc line, the rotating arm is driven by the driving assembly to rotate around the vertical axis, and the wire coil is actively paid off, so that the paying off speed of the wire coil is well matched with the traction speed of a cold rolling mill; and the acting force of the guide roller on the wire rod is utilized to straighten the wire rod, so that the phenomena of knotting, disordered loops, breaking and the like are not easy to occur in the wire rod feeding process, and the cold rolling feeding can be efficiently carried out on the wire rod.
Preferably, a rotary support is fixed on the upper part of the base, and the axis of the rotary support is vertically arranged; the upper part of the rotating arm is fixed with a mounting disc which is coaxial with the rotary support; the inner ring of the rotary support is fixedly connected with the base, and the outer ring of the rotary support is fixedly connected with the mounting disc.
Through above-mentioned technical scheme, support through the gyration and the comprehensive setting of mounting disc, and then support the installation of swinging boom on the base, rotate the drive through the outer lane to the gyration is supported, and then can high-efficient stable pair of rotating boom rotate the drive.
Preferably, the driving assembly comprises a motor mounting seat, a driving motor and a driving gear; the machine body of the driving motor is fixedly connected with the motor mounting seat, and the driving gear is coaxially arranged and fixedly connected with the output shaft of the driving motor; the peripheral face of the outer ring of the rotary support is provided with teeth, and the driving gear is meshed with the teeth of the rotary support.
Through above-mentioned technical scheme, carry out just reversing through driving motor, and then utilize the driving gear and the meshing cooperation of gyration support outer lane tooth, drive the swinging boom and rotate around vertical axial, simple structure, the drive efficiency is high.
Preferably, the rotating arm comprises an inner gradually-changing arc plate, an outer gradually-changing arc plate, a connecting rib plate and a mounting plate; the inner gradual change arc plate and the outer gradual change arc plate are concentrically arranged;
the connecting rib plate is positioned between the inner gradual change arc plate and the outer gradual change arc plate and is arranged along the normal direction of the inner gradual change arc plate, and two ends of the connecting rib plate are respectively fixedly connected with the inner gradual change arc plate and the outer gradual change arc plate; the connecting rib plates are arranged into a plurality of pairs, and each pair of connecting rib plates are positioned in the same normal plane of the inner gradual change arc plate;
the mounting plates are arranged into a plurality of pairs, two mounting plates of each pair of mounting plates are arranged in parallel, and the mounting plates are fixedly connected with the connecting rib plates; the guide roller is positioned between the two mounting plates in pair.
According to the technical scheme, the rotating arm is formed by splicing the inner gradually-changing arc plate, the outer gradually-changing arc plate, the connecting rib plate, the mounting plate and other parts, and is simple in structure, easy to process and manufacture and high in structural strength; through setting up between the mounting panel with on the deflector roll, and then keep apart the transmission environment and the external world of wire rod through mounting panel, interior gradual change arc board, outer gradual change arc board to reduce the influence of external environment to the wire rod transmission.
Preferably, the guide roller is provided with a roller shaft which is coaxial with the guide roller, and the guide roller is rotatably connected with the roller shaft around the axis of the roller shaft; a strip groove penetrating through the mounting plate is formed in the edge position of the mounting plate; the roll shaft is arranged in the long strip groove, and two ends of the roll shaft are respectively provided with a positioning baffle plate for limiting the roll shaft in the length direction of the long strip groove; positioning grooves are respectively formed in the peripheral surfaces of the two ends of the roll shaft; the positioning blocking piece is inserted into the positioning groove and connected with the mounting plate through bolts.
According to the technical scheme, the roll shaft is pushed into the strip groove, the guide roller is arranged between the two mounting plates, the positioning baffle plate is inserted into the positioning groove in the peripheral surface of the roll shaft, and the positioning baffle plate is fixedly connected with the mounting plates through the bolt connection, so that the roll shaft is radially and axially positioned through the positioning baffle plate; through adopting rectangular groove and location separation blade to install the location to the roller to can convenient and fast install and dismantle the deflector roll.
Preferably, the end surface of the guide roller is provided with a mounting hole axially penetrating through the guide roller, and the mounting hole and the guide roller are coaxially arranged; tapered roller bearings are arranged at two ends of the roll shaft; the inner ring of the tapered roller bearing is fixedly connected with the roller shaft, and the outer ring of the tapered roller bearing is fixedly connected with the peripheral wall of the mounting hole.
By adopting the technical scheme, the guide roller is installed and connected with the roller shaft by adopting the tapered roller bearing, so that the guide roller can smoothly and efficiently rotate around the axial direction of the guide roller; and the tapered roller bearing can well bear radial force and axial force.
Preferably, the circumferential surfaces of the two ends of the roll shaft are respectively provided with a positioning step for axially positioning the tapered roller bearing; end covers are respectively arranged at two ends of the guide roller, and cover grooves for accommodating the end covers are formed in the end faces of the guide roller; the end face of the end cover is provided with a shaft hole for accommodating the roller shaft to pass through, and the inner end face of the end cover is provided with an annular bulge used for abutting against the end face of the tapered roller bearing; the end cover is connected with the guide roller through bolts.
Through the technical scheme, the end covers are arranged at the two ends of the guide roller, and when the end covers are installed on the roller shaft, the end covers are abutted against the end face of the tapered roller bearing through the annular bulge for positioning; when the roller shaft and the guide roller are installed and connected, the roller shaft is axially positioned through the abutting of the end face of the end cover and the bottom of the cover groove, and therefore impact damage to the tapered roller bearing when the roller shaft is installed is reduced.
Preferably, the circumferential surface of the guide roller is provided with an arc-shaped groove; the wire rod passes through the two arc-shaped grooves of each group of guide rollers.
Through above-mentioned technical scheme, the arc wall has been seted up on the global of deflector roll, and then passes the wire rod between two arc walls of every group deflector roll to carry on spacingly through the arc wall to the wire rod, thereby can be better lead to the wire rod.
Preferably, a rotary disc which is coaxial with the mounting disc is fixed at the upper end of the rotating arm, and the rotary disc is provided with a wire passing hole for a wire to pass through; and connecting rib plates are respectively fixed on two sides of the upper part of the rotating arm, the upper ends of the connecting rib plates are fixedly connected with the rotating disc, and the lower ends of the connecting rib plates are fixedly connected with the mounting disc.
Through the technical scheme, be fixed with the gyration disc with the coaxial setting of mounting disc through the upper end at the swinging boom to set up the connecting rib board and connect the swinging boom, gyration disc and mounting disc three fixedly, and then make swinging boom and mounting disc have better joint strength, and make the whole center that swinging boom, gyration disc and mounting disc three formed be close to the revolving axle more, thereby make the swinging boom more steady stable when rotating.
Preferably, a conical cover with a gradually decreasing cross section is arranged at the lower end incoming line position of the rotating arm from bottom to top.
Through above-mentioned technical scheme, the setting of toper cover, when this penetrates the wire rod in the swinging boom, it is excessive to guide the wire rod to avoid the wire rod to produce great bending deformation when getting into the swinging boom, thereby lead to phenomenons such as card line.
In summary, the invention has the following advantages:
1. the rotary support and the mounting disc are comprehensively arranged, so that the rotary arm is mounted and supported on the base and rotates forwards and backwards through the driving motor, and the rotary arm is driven to rotate around the vertical axial direction by utilizing the meshing fit of the driving gear and the teeth of the outer ring of the rotary support, so that the wire rod can be actively paid off, and the paying off speed of the wire rod coil can be well matched with the traction speed of a cold rolling mill; and the wire rods are straightened by utilizing the guide rollers distributed along the gradual change arc, so that the phenomena of knotting, disordered looping, breaking and the like are not easy to occur in the wire rod feeding process, and the cold rolling feeding can be efficiently carried out on the wire rods.
2. The roll shaft is pushed into the strip groove, the guide roller is arranged between the two mounting plates, the positioning baffle plate is inserted into the positioning groove on the peripheral surface of the roll shaft, and the positioning baffle plate is fixedly connected with the mounting plates through bolt connection, so that the roll shaft is positioned radially and axially through the positioning baffle plate; through adopting rectangular groove and location separation blade to install the location to the roller to can convenient and fast install and dismantle the deflector roll.
3. Through be fixed with the gyration disc with the coaxial setting of mounting disc in the upper end of swinging boom to it is fixed to set up connecting rib plate and is connected the swinging boom, gyration disc and mounting disc three, and then makes swinging boom and mounting disc have better joint strength, and makes the whole center that swinging boom, gyration disc and mounting disc three formed be close to the revolving axle more, thereby makes the swinging boom more steady stable when rotating.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic view of a high-speed rotary cold-rolled coil feeder.
Fig. 2 is a schematic structural view of the base.
Fig. 3 is a schematic view showing a structure of a rotary arm.
Fig. 4 is a schematic structural view showing a connection relationship between the guide roller and the mounting plate.
Fig. 5 is a schematic structural view showing a guide assembly.
Fig. 6 is a sectional view of the guide roller.
Wherein, 1, a base; 11. a table body; 111. a taper hole; 12. the upper part is provided with a ring plate; 13. the lower part is provided with a ring plate; 14. a reinforcing rib plate; 2. a rotating arm; 21. an inner gradual change arc plate; 22. an outer gradual change arc plate; 23. connecting a rib plate; 24. mounting a plate; 241. a long groove; 25. mounting a disc; 26. a rotating disk; 27. connecting rib plates; 3. a drive assembly; 31. a motor mounting seat; 32. a drive motor; 33. a driving gear; 4. a guide roller; 41. an arc-shaped slot; 42. mounting holes; 43. a cover groove; 5. a roll shaft; 51. positioning a groove; 52. positioning a baffle plate; 6. a rotary support; 7. a conical cover; 8. an end cap; 81. and 9, tapered roller bearings.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
a high-speed rotary cold-rolled coil feeder is hereinafter referred to as a feeder, and comprises a base 1, a rotating arm 2 vertically arranged on the base 1 and a driving assembly 3 for driving the rotating arm 2 to rotate around a vertical axis, wherein the rotating arm 2 is arranged on the base 1. The base 1 comprises a table body 11, an upper mounting ring plate 12 positioned at the upper end of the base 1 and a lower mounting ring plate 13 positioned at the lower end of the table body 11, wherein the upper mounting ring plate 12 and the lower mounting ring plate 13 are fixedly connected with the table body 11. The stage body 11 is the frustum type that the cross section from the bottom up reduces gradually, and the lower surface of base 1 is provided with the taper hole 111 that runs through base 1. The rotating arm 2 is placed in the conical hole 111 and passes vertically through the conical hole 111. A plurality of reinforcing ribs 14 which are uniformly distributed around the axis of the platform body 11 in the circumferential direction are fixed on the circumferential surface of the platform body 11, and the upper end and the lower end of each reinforcing rib 14 are fixedly connected with the upper mounting ring plate 12 and the lower mounting ring plate 13 respectively. The rotating arm 2 is disposed in the taper hole 111 of the table body 11 and vertically penetrates through the base 1. The inside of swinging boom 2 is provided with the direction subassembly that a plurality of groups set up along gradual change pitch arc. The inside cavity of swinging boom 2, 2 lower extremes of swinging boom are provided with the inlet wire, and the upper end of swinging boom 2 is provided with the outlet. The wire rod penetrates through the lower end of the rotating arm 2 and penetrates out of the upper end of the rotating arm 2. The curvature radian of the gradual change camber line is gradually reduced from the wire inlet to the wire outlet. Each set of guide assemblies comprises two guide rollers 4 rotatably connected to the rotating arm 2 about a horizontal axis. L in fig. 1 shows a gradual change arc line of the arrangement of the guide assemblies, and the two guide rollers 4 of each group of guide assemblies are respectively arranged on two sides of the gradual change arc line L.
When the wire is subjected to cold rolling and feeding, the wire penetrates into the rotating arm 2 from the lower end of the rotating arm 2, further penetrates between each pair of guide rollers 4, and finally penetrates out of the upper end of the rotating arm 2 to enter a cold rolling mill. Through rotating the swinging boom 2 around vertical axis to can coil the wire rod and take the initiative unwrapping wire, and then can make the good pulling speed phase-match with the cold rolling mill of unwrapping wire speed that the wire rod was coiled, and utilize deflector roll 4 to carry out the alignment to the wire rod to make the wire rod difficult for appearing phenomenon such as knot, indiscriminate circle and breaking at the material loading in-process, and then can the efficient carry out cold rolling material loading to the wire rod.
A conical cover 7 with the cross section gradually reduced from bottom to top is fixedly arranged at the lower end inlet line position of the rotating arm 2. The wire rod entering the rotating arm 2 is guided by the conical cover 7, so that the phenomenon that the path of the wire rod is changed violently when the wire rod enters the inside of the rotating arm is avoided, and the phenomenon that the wire rod is bent to cause wire clamping and the like is reduced.
Referring to fig. 1 and 3, a mounting plate 25 is fixed at the upper part of the rotating arm 2, a rotary disk 26 coaxially arranged with the mounting plate 25 is fixed at the upper end of the rotating arm 2, and the rotary disk 26 is provided with a wire passing hole for a wire to pass through; the two sides of the upper part of the rotating arm 2 are respectively fixed with a connecting rib plate 27, the upper end of the connecting rib plate 27 is fixedly connected with the rotary disc 26, and the lower end of the connecting rib plate 27 is fixedly connected with the mounting disc 25. The upper part of the base 1 is provided with a rotary support 6, and the inner ring of the rotary support 6 is fixed on the base 1 by adopting bolt connection. The mounting disc 25 and the rotary support 6 are coaxially arranged, and the mounting disc 25 and the outer ring of the rotary support 6 are fixedly connected through bolts. Through the comprehensive arrangement of the mounting disc 25 and the rotary support 6, the mounting disc 25 is fixedly connected with the outer ring of the rotary support 6, and the rotary arm 2 is supported on the base 1; the outer ring of the rotary arm is driven to rotate, so that the wire coil is actively paid off.
Referring to fig. 1 and 3, the driving assembly 3 includes a motor mount 31, a driving motor 32, and a driving gear 33. The drive motor 32 is a servo motor capable of servo-controlling the rotation direction and the rotation speed thereof. The body of the driving motor 32 is fixed on the motor mounting seat 31 by adopting a bolt connection mode. The drive gear 33 is disposed coaxially with an output shaft of the drive motor 32 and is fixedly connected thereto. The peripheral surface of the outer ring of the rotary support 6 is provided with teeth, and the driving gear 33 is meshed with the teeth of the rotary support 6. Carry out positive and negative rotation through driving motor 32, and then utilize the meshing cooperation of driving gear 33 and gyration support 6 outer ring teeth, drive swinging boom 2 and rotate around vertical axial, simple structure, the drive efficiency is high.
The rotating arm 2 comprises an inner gradual change arc plate 21, an outer gradual change arc plate 22, a connecting rib plate 23 and a mounting plate 24; the inner gradual change arc plate 21 and the outer gradual change arc plate 22 are concentrically arranged. The connecting rib plate 23 is located between the inner gradual change arc plate 21 and the outer gradual change arc plate 22 and is arranged along the normal direction of the inner gradual change arc plate 21, and two ends of the connecting rib plate 23 are respectively fixedly connected with the inner gradual change arc plate 21 and the outer gradual change arc plate 22. The connecting rib plates 23 are arranged into a plurality of pairs, and each pair of connecting rib plates 23 are all positioned in the same normal plane of the inner gradual change arc plate 21. The mounting plates 24 are arranged into a plurality of pairs, two mounting plates 24 of each pair of mounting plates 24 are arranged in parallel, and the mounting plates 24 are fixedly connected with the connecting rib plates 23; the guide roller 4 is located between the pair of mounting plates 24. The rotating arm 2 is formed by splicing an inner gradual change arc plate 21, an outer gradual change arc plate 22, a connecting rib plate 23, a mounting plate 24 and other parts, and is simple in structure, easy to process and manufacture and high in structural strength.
Referring to fig. 4 and 5, the guide roller 4 is provided with a roller shaft 5 coaxially arranged therewith, and the guide roller 4 is rotatably connected with the roller shaft 5 around the roller shaft 5 axis. An elongated slot 241 (not shown in fig. 1 to 3) is formed through the mounting plate 24 at an edge of the mounting plate 24. The roller shaft 5 is disposed in the elongated groove 241, and the two ends of the roller shaft 5 are respectively provided with a positioning stopper 52 (not shown in fig. 1 to 3) for limiting the roller shaft 5 in the length direction of the elongated groove 241. The peripheral surfaces of two ends of the roller shaft 5 are respectively provided with a positioning groove 51; the positioning flap 52 is inserted into the positioning slot 51 and is bolted to the mounting plate 24. Through pushing into roller 5 in rectangular groove 241, and then place the deflector roll 4 between two mounting panels 24, through inserting the location baffle separation blade in the global constant head tank 51 of roller 5 to be connected fixedly with location separation blade 52 and mounting panel 24 through bolted connection, thereby carry out radial positioning and axial positioning to roller 5 through location separation blade 52. The roller shaft 5 is installed and positioned by adopting the long groove 241 and the positioning baffle piece 52, so that the guide roller 4 can be conveniently and quickly installed and detached.
Referring to fig. 5, an arc-shaped groove 41 is formed on the circumferential surface of the guide roller 4; the wire passes between the two arc-shaped grooves 41 of each set of guide rollers 4. The wire rod passes through the two arc-shaped grooves 41 of each group of guide rollers 4, so that the wire rod is limited through the arc-shaped grooves 41, and the wire rod can be better guided.
Referring to fig. 5 and 6, the guide roller 4 has an end surface provided with a mounting hole 42 axially penetrating the guide roller 4, and the mounting hole 42 is provided coaxially with the guide roller 4. Tapered roller bearings 9 are provided at both ends of the roller shaft 5. The inner ring of the tapered roller bearing 9 is fixedly connected with the roller shaft 5, and the outer ring of the tapered roller bearing 9 is fixedly connected with the peripheral wall of the mounting hole 42. The circumferential surfaces of two ends of the roll shaft 5 are respectively provided with a positioning step for axially positioning the tapered roller bearing 9; the tapered roller bearing 9 is abutted against the positioning step, and is mounted and positioned on the roller shaft 5. End covers 8 are respectively arranged at two ends of the guide roller 4, and a cover groove 43 for accommodating the end covers 8 is formed in the end surface of the guide roller 4; the end face of the end cover 8 is provided with a shaft hole for accommodating the roller shaft 5 to pass through, and the inner end face of the end cover 8 is provided with an annular protrusion 81 used for being abutted against the end face of the tapered roller bearing 9. The end cover 8 is bolted to the guide roller 4. The guide roller 4 is installed and connected with the roller shaft 5 through the tapered roller bearing 9, so that the guide roller 4 can smoothly and efficiently rotate around the axial direction of the guide roller; and the tapered roller bearing 9 can well withstand the radial force and the axial force. When the roller shaft 5 is installed and connected with the guide roller 4, the roller shaft 5 is axially positioned through the abutting of the end surface of the end cover 8 and the bottom of the cover groove 43, so that the tapered roller bearing 9 is prevented from axially colliding with the guide roller 4 when being installed, and the impact damage to the tapered roller bearing 9 when the roller shaft 5 is installed is reduced.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A high-speed rotation type cold rolling coils glassware, its characterized in that: the wire rod bending machine comprises a base (1), a rotating arm (2) vertically arranged on the base (1) and a driving assembly (3) for driving the rotating arm (2) to rotate around a vertical axis, wherein a plurality of groups of guiding assemblies arranged along gradual change arc lines are arranged on the rotating arm (2), and the curvature radian of the gradual change arc lines is gradually reduced from a wire rod inlet to a wire rod outlet; each group of guide assemblies comprises two guide rollers (4) which are rotatably connected with the rotating arm (2) around a horizontal axis.
2. A high speed rotary cold rolled coil loader according to claim 1 wherein: a rotary support (6) is fixed on the upper part of the base (1), and the axis of the rotary support (6) is vertically arranged; a mounting disc (25) is fixed on the upper part of the rotating arm (2), and the mounting disc (25) and the rotary support (6) are coaxially arranged; the inner ring of the rotary support (6) is fixedly connected with the base (1), and the outer ring of the rotary support (6) is fixedly connected with the mounting disc (25).
3. A high speed rotary cold rolled coil loader according to claim 2 wherein: the driving assembly (3) comprises a motor mounting seat (31), a driving motor (32) and a driving gear (33); the machine body of the driving motor (32) is fixedly connected with the motor mounting seat (31), and the driving gear (33) is coaxially arranged and fixedly connected with the output shaft of the driving motor (32); the peripheral surface of the outer ring of the rotary support (6) is provided with teeth, and the driving gear (33) is meshed with the teeth of the rotary support (6).
4. A high speed rotary cold rolled coil loader according to claim 1 wherein: the rotating arm (2) comprises an inner gradual change arc plate (21), an outer gradual change arc plate (22), a connecting rib plate (23) and a mounting plate (24); the inner gradual change arc plate (21) and the outer gradual change arc plate (22) are concentrically arranged;
the connecting rib plate (23) is positioned between the inner gradual change arc plate (21) and the outer gradual change arc plate (22) and arranged along the normal direction of the inner gradual change arc plate (21), and two ends of the connecting rib plate (23) are respectively fixedly connected with the inner gradual change arc plate (21) and the outer gradual change arc plate (22); the connecting rib plates (23) are arranged into a plurality of pairs, and each pair of connecting rib plates (23) are positioned in the same normal plane of the inner gradual change arc plate (21);
the mounting plates (24) are arranged into a plurality of pairs, the two mounting plates (24) of each pair of mounting plates (24) are arranged in parallel, and the mounting plates (24) are fixedly connected with the connecting rib plates (23); the guide roller (4) is positioned between the two mounting plates (24) in pair.
5. The high speed rotary cold rolled coil loader of claim 4, wherein: the guide roller (4) is provided with a roller shaft (5) which is coaxial with the guide roller, and the guide roller (4) is rotatably connected with the roller shaft (5) around the axis of the roller shaft (5); the edge of the mounting plate (24) is provided with a long groove (241) penetrating through the mounting plate (24); the roll shaft (5) is arranged in the long groove (241), and two ends of the roll shaft (5) are respectively provided with a positioning baffle (52) used for limiting the roll shaft (5) in the length direction of the long groove (241); positioning grooves (51) are respectively formed in the peripheral surfaces of the two ends of the roll shaft (5); the positioning blocking sheet (52) is inserted into the positioning groove (51) and is connected with the mounting plate (24) through bolts.
6. A high speed rotary cold rolled coil loader according to claim 5 wherein: the end face of the guide roller (4) is provided with a mounting hole (42) which axially penetrates through the guide roller (4), and the mounting hole (42) and the guide roller (4) are coaxially arranged; tapered roller bearings (9) are arranged at two ends of the roll shaft (5); the inner ring of the tapered roller bearing (9) is fixedly connected with the roller shaft (5), and the outer ring of the tapered roller bearing (9) is fixedly connected with the peripheral wall of the mounting hole (42).
7. The high speed rotary cold rolled coil loader of claim 6, characterized by: the circumferential surfaces of two ends of the roll shaft (5) are respectively provided with a positioning step for axially positioning the tapered roller bearing (9); end covers (8) are respectively arranged at two ends of the guide roller (4), and a cover groove (43) for accommodating the end cover (8) is formed in the end face of the guide roller (4); the end face of the end cover (8) is provided with a shaft hole for accommodating the roller shaft (5) to pass through, and the inner end face of the end cover (8) is provided with an annular bulge (81) used for being abutted against the end face of the tapered roller bearing (9); the end cover (8) is connected with the guide roller (4) through a bolt.
8. A high speed rotary cold rolled coil loader according to claim 1 wherein: the circumferential surface of the guide roller (4) is provided with an arc-shaped groove (41); the wire rod passes through between the two arc-shaped grooves (41) of each group of guide rollers (4).
9. A high speed rotary cold rolled coil loader according to claim 2 wherein: a rotary disc (26) which is coaxial with the mounting disc (25) is fixed at the upper end of the rotating arm (2), and the rotary disc (26) is provided with a wire passing hole for a wire to pass through; the rotary arm is characterized in that connecting rib plates (27) are respectively fixed on two sides of the upper portion of the rotary arm (2), the upper ends of the connecting rib plates (27) are fixedly connected with the rotary disc (26), and the lower ends of the connecting rib plates (27) are fixedly connected with the mounting disc (25).
10. A high speed rotary cold rolled coil loader according to any one of claims 1 to 9, characterized by: and a conical cover (7) with the cross section gradually reduced from bottom to top is arranged at the lower end inlet line position of the rotating arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561294.7A CN112642880A (en) | 2020-12-25 | 2020-12-25 | High-speed rotary cold-rolled coil feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561294.7A CN112642880A (en) | 2020-12-25 | 2020-12-25 | High-speed rotary cold-rolled coil feeder |
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| Publication Number | Publication Date |
|---|---|
| CN112642880A true CN112642880A (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011561294.7A Pending CN112642880A (en) | 2020-12-25 | 2020-12-25 | High-speed rotary cold-rolled coil feeder |
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| Country | Link |
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| CN (1) | CN112642880A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406038A (en) * | 2022-03-07 | 2022-04-29 | 青岛雷霆重工股份有限公司 | Vertical high-speed rotary cold-rolled coil feeding device |
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Application publication date: 20210413 |