CN212739961U - Double-end decoiler - Google Patents

Double-end decoiler Download PDF

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Publication number
CN212739961U
CN212739961U CN202021456123.3U CN202021456123U CN212739961U CN 212739961 U CN212739961 U CN 212739961U CN 202021456123 U CN202021456123 U CN 202021456123U CN 212739961 U CN212739961 U CN 212739961U
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China
Prior art keywords
chain wheel
mandrel
driving
expansion
brake
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CN202021456123.3U
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Chinese (zh)
Inventor
刘红光
蒋龙
唐皓
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Zhangjiagang Zhongyue Metallurgical Equipment Technology Co ltd
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Zhangjiagang Zhongyue Metallurgical Equipment Technology Co ltd
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Abstract

The utility model discloses a double-head uncoiler, which comprises a base, a rotating frame, a first expanding and contracting mechanism, a second expanding and contracting mechanism and an uncoiler power mechanism; the power mechanism of the uncoiler comprises a driving motor, a supporting seat and a driving assembly; the driving assembly comprises a driving mandrel, a first mandrel chain wheel, a sliding sleeve and a second mandrel chain wheel; the driving mandrel is rotationally connected with the supporting seat, a first mandrel chain wheel, a sliding sleeve and a second mandrel chain wheel are sequentially sleeved on the outer side of the driving mandrel, and the first mandrel chain wheel is rotationally connected with the driving mandrel; the sliding sleeve is connected with the driving mandrel key; the second mandrel chain wheel is rotationally connected with the driving mandrel; the opposite surfaces of the first mandrel chain wheel, the sliding sleeve and the second mandrel chain wheel are provided with meshing transmission parts; the first expansion and contraction mechanism is provided with a first main shaft chain wheel; the second expansion and contraction mechanism is provided with a second main shaft chain wheel. The beneficial effects of the utility model are that two expand mechanism of contracting share an uncoiler power unit, reduce the manufacturing cost and the weight of equipment.

Description

Double-end decoiler
Technical Field
The utility model belongs to decoiler equipment field especially relates to a double-end decoiler for welded tube production.
Background
The welded steel pipe is generally called as a welded pipe, and is formed by welding a steel plate or a steel strip after being formed by coiling, and is generally sized to 6 meters. The processing technology of the welded pipe with the smaller diameter is usually unwinding of band steel → bilateral deburring → primary forming → fine forming → welding → removal of inner and outer welding beads → primary sizing → eddy current inspection → heat treatment → sizing straightening → polishing, and finally the processed steel pipe is cut to length to obtain the finished welded pipe. The principle of unwinding the strip steel is that the sheet materials with thinner thickness in the market are often packaged into coils to form steel coils, and when the strip steel needs to be processed, the coiled strip steel is firstly unwound through an uncoiler. In the prior art, the uncoiler generally comprises a frame, and a main shaft, an expansion and contraction mechanism, a power device and a braking mechanism are arranged on the frame.
Chinese patent application, application number CN201820171299.0, application number 2018.01.31, notice number CN208083094U, notice number 2018.11.13, a low friction belted steel side fender device and a belted steel unwinding device are disclosed, including the fixed carousel outlying motor that sets up the belted steel unwinding device, the output shaft of motor is on a parallel with belted steel unwinding device's main shaft, fixed cover is connected with one on the output shaft and is followed the radial extending's of output shaft fender axle, keep off the outside roll cap of axle and be equipped with a sleeve, the distance and the belted steel width unanimity of sleeve to the carousel, motor drive keeps off the axle and rotates, keep off the axle and can rotate carousel dead ahead or carousel periphery, make the sleeve push down the belted steel coil on the carousel. The utility model discloses an utilize to keep off the axle and keep off epaxial sleeve and block the one side at the belted steel coil, make the sleeve push down the belted steel coil to avoid not hard up belted steel to deviate from the belted steel coil, improved welded tube manufacturing quality. The technical solution disclosed in this patent application has the following drawbacks: the welded tube is at the welding process, and after single coil of strip coil used the completion, new coil of strip need be installed again, and the staff needs the certain time when installing the coil of strip, leads to down time overlength, and production efficiency is low.
The double-end decoiler has two sets of flexible opening mechanism that can be used for supporting the coiled material to can shorten the time that the coiled material was changed in the production process, promote production efficiency.
The patent document of Chinese patent publication No. CN205798031U discloses a double-head uncoiler, which comprises a base for supporting, wherein a support column is arranged on the base, a rotating frame is movably arranged at the upper end of the support column, two support foot rests are arranged on two sides of the lower end of the base, which are perpendicular to the base, and connecting plates for fixing are arranged on the support foot rests; the two sides of the rotating frame are respectively provided with an expansion and contraction mechanism which is a first expansion and contraction mechanism and a second expansion and contraction mechanism, the expansion and contraction mechanism is composed of more than one material supporting arm, each material supporting arm is arranged in a 360-degree surrounding mode, and the material roll is wound on each material supporting arm. According to the technical scheme, the two sides of the rotating rack are respectively provided with the expanding and contracting mechanisms with the plurality of material supporting arms, the coiled material to be uncoiled is coiled on the material supporting arms during working, and the coiled material supported on the material supporting arms is gradually uncoiled along with the integral rotation of the expanding and contracting mechanisms. The technical scheme that this patent application discloses has the defect that first mechanism, the second mechanism that contracts of expanding all need dispose gear reduction motor alone, and this kind of structure is comparatively suitable for miniature double-end decoiler, and large-scale double-end decoiler then can occupy more installation space, increases the weight of equipment and gear reduction motor's acquisition cost.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To first expand among the prior art and contract mechanism, second expand and contract mechanism and all need dispose gear reduction motor alone, this kind of structure is comparatively suitable for miniature double-end decoiler, and large-scale double-end decoiler then can occupy more installation space, increases the weight of equipment and gear reduction motor's the problem of acquisition cost, the utility model aims to provide a double-end decoiler makes two expand an decoiler power unit of mechanism sharing that contracts, simplifies connection structure.
2. Technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a double-head uncoiler comprises a base, a rotating frame, a first expanding and contracting mechanism, a second expanding and contracting mechanism and an uncoiler power mechanism; the rotating frame is arranged on the base; the first expansion and contraction mechanism and the second expansion and contraction mechanism are arranged on the rotating rack; the uncoiler power mechanism is characterized by comprising a driving motor, a supporting seat and a driving assembly, wherein the driving motor and the supporting seat are arranged on the rotating rack; the driving assembly comprises a driving mandrel, a first mandrel chain wheel, a sliding sleeve and a second mandrel chain wheel; the driving mandrel is rotatably connected with the supporting seat, the first mandrel chain wheel, the sliding sleeve and the second mandrel chain wheel are sequentially sleeved on the outer side of the driving mandrel, and the first mandrel chain wheel is rotatably connected with the driving mandrel through a bearing; the sliding sleeve is connected with the driving mandrel through a key; the second mandrel chain wheel is rotationally connected with the driving mandrel through a bearing; the opposite surfaces of the first mandrel chain wheel, the sliding sleeve and the second mandrel chain wheel are provided with meshing transmission parts; the first expansion and contraction mechanism is provided with a first spindle chain wheel opposite to the first spindle chain wheel, and the first spindle chain wheel is connected with the first spindle chain wheel; and a second spindle chain wheel opposite to the second spindle chain wheel is arranged on the second expansion and contraction mechanism, and the second spindle chain wheel is connected with the second spindle chain wheel.
In a specific embodiment of the present invention, the first expanding and contracting mechanism and the second expanding and contracting mechanism each include a main shaft, an expanding and contracting mechanism, and a braking mechanism, the main shaft is a hollow shaft, and is fixed on the rotating frame by two self-aligning roller bearings, and a front transparent cover and a rear transparent cover are provided at two ends of the main shaft and the rotating frame; the expansion and contraction mechanism comprises an actuating mechanism arranged on one side of the front transparent cover and a driving mechanism arranged on one side of the rear transparent cover, and the actuating mechanism and the driving mechanism are connected by a pull rod penetrating in the main shaft; the driving mechanism comprises a fixing part and a piston rod, a safety cover and a copper sleeve connected with the safety cover are arranged on the piston rod, the piston rod penetrates through the connecting flange, the fixing part is connected with the side face of the connecting flange, and the connecting flange is in key connection with the copper sleeve; a brake disc is arranged on the main shaft; the braking mechanism is arranged opposite to the side face of the brake disc.
In a specific embodiment of the present invention, the brake mechanism includes a brake and a brake base; the brake seat is connected with the rotating rack, the brake is installed on the brake seat, and the brake is arranged opposite to the side face of the brake disc.
In a specific embodiment of the present invention, the driving mechanism is an oil cylinder.
In a specific embodiment of the present invention, the driving motor is a hydraulic motor.
The utility model discloses a concrete embodiment, rotatory frame sets up rotary power mechanism with the base, rotary power mechanism is hydraulic motor, and rotary power mechanism drives two and expands the mechanism that contracts and realize 180 rotations, and after the material of the book of dress on one of them expand the mechanism that contracts and use up, rotary power mechanism realizes the action of automatic transposition, rotates 180 promptly, expands the mechanism that contracts and removes to the evener entry end with another one, and in processing, can be to the mechanism installation new coil of strip of contracting that expands of the coil of strip of just having used up, consequently the middle continuity of operation that can realize need not to pause, has improved work efficiency.
During the use, realize being connected with the transmission of first dabber sprocket or second dabber sprocket through the meshing portion of slip cap between first dabber sprocket and the second dabber sprocket to drive the rotation that expands the mechanism that contracts of the first expansion that is connected with first dabber sprocket, the second dabber sprocket is connected, realize the operation of opening a book of coil of strip, simple structure has reduced the weight of equipment in the rotating rack.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: when the two expanding and contracting mechanisms are alternately used, the two expanding and contracting mechanisms can share one uncoiler power mechanism, so that the device is suitable for a large double-head uncoiler, the manufacturing cost of the device is reduced, and the weight of the device is reduced; when the material coil arranged on one of the expanding and contracting mechanisms is used up, the rotating power mechanism realizes automatic transposition action, namely rotates 180 degrees, moves the other expanding and contracting mechanism to the inlet end of the leveling machine, and can install a new steel coil on the expanding and contracting mechanism which just uses the steel coil during processing, so that continuous operation can be realized in the middle, pause is not needed, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the structural schematic diagram of the power mechanism of the uncoiler of the utility model.
Fig. 2 is a schematic view of the structure of the present invention.
Fig. 3 is a schematic top view of fig. 2 according to the present invention.
In the figure: the device comprises a base 1, a base 2, a rotating frame 3, a first expansion and contraction mechanism 4, a second expansion and contraction mechanism 5, a driving motor 6, a supporting seat 7, a driving mandrel 8, a first mandrel chain wheel 9, a sliding sleeve 10, a second mandrel chain wheel 11, a bearing 12, a key 13, an engagement transmission part 14, a first main shaft chain wheel 15, a second main shaft chain wheel 16, a main shaft 17, a front transparent cover 18, a rear transparent cover 19, an execution mechanism 20, a driving mechanism 21, a pull rod 22, a fixing part 23, a piston rod 24, a connecting flange 25, a brake disc 26, a brake 27, a brake seat 28 and a rotating power mechanism.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.
As shown in fig. 1 to 3, a double-head uncoiler comprises a base 1, a rotating frame 2, a first expanding and contracting mechanism 3, a second expanding and contracting mechanism 4 and an uncoiler power mechanism; the rotating frame 2 is arranged on the base 1; the first expansion and contraction mechanism 3 and the second expansion and contraction mechanism 4 are arranged on the rotating frame 2; the uncoiler power mechanism is characterized by comprising a driving motor 5, a supporting seat 6 and a driving assembly, wherein the driving motor 5 and the supporting seat 6 are arranged on the rotating rack 2; the driving assembly comprises a driving mandrel 7, a first mandrel chain wheel 8, a sliding sleeve 9 and a second mandrel chain wheel 10; the driving mandrel 7 is rotationally connected with the supporting seat 6, a first mandrel chain wheel 8, a sliding sleeve 9 and a second mandrel chain wheel 10 are sequentially sleeved on the outer side of the driving mandrel 7, and the first mandrel chain wheel 8 is rotationally connected with the driving mandrel 7 through a bearing 11; the sliding sleeve 9 is connected with the driving mandrel 7 through a key 12; the second mandrel chain wheel 10 is rotationally connected with the driving mandrel 7 through a bearing 11; the opposite surfaces of the first mandrel chain wheel 8, the sliding sleeve 9 and the second mandrel chain wheel 10 are provided with an engagement transmission part 13; a first spindle chain wheel 14 opposite to the first mandrel chain wheel 8 is arranged on the first expansion and contraction mechanism 3, and the first mandrel chain wheel 8 is connected with the first spindle chain wheel 14; and a second spindle chain wheel 15 opposite to the second spindle chain wheel 10 is arranged on the second expansion and contraction mechanism 4, and the second spindle chain wheel 10 is connected with the second spindle chain wheel 15.
The first expansion and contraction mechanism 3 and the second expansion and contraction mechanism 4 respectively comprise a main shaft 16, an expansion and contraction mechanism and a brake mechanism, the main shaft 16 is a hollow shaft and is fixed on the rotating rack 2 through two self-aligning roller bearings, and a front transparent cover 17 and a rear transparent cover 18 are arranged at the two ends of the main shaft 16 and the rotating rack 2; the expansion and contraction mechanism comprises an actuating mechanism 19 arranged on one side of the front transparent cover 17 and a driving mechanism 20 arranged on one side of the rear transparent cover 18, and the actuating mechanism 19 and the driving mechanism 20 are connected by a pull rod 21 arranged in the main shaft 16 in a penetrating way; the driving mechanism 20 comprises a fixing part 22 and a piston rod 23, a safety cover and a copper sleeve connected with the safety cover are arranged on the piston rod 23, the piston rod 23 penetrates through a connecting flange 24, the fixing part 22 is connected with the side surface of the connecting flange 24, and the connecting flange 24 is connected with the copper sleeve through a key; a brake disc 25 is arranged on the main shaft 16; the brake mechanism is disposed opposite to the side of the brake disk 25.
The brake mechanism comprises a brake 26 and a brake seat 27; the brake base 27 is connected with the rotating frame 2, the brake 26 is arranged on the brake base 27, and the brake 26 is arranged opposite to the side surface of the brake disc 25.
The driving mechanism 20 is a cylinder.
The drive motor 5 is a hydraulic motor.
The rotary frame 2 and the base 1 are provided with the rotary power mechanism 28, the rotary power mechanism 28 is a hydraulic motor, the rotary power mechanism 28 drives the two expansion and shrinkage mechanisms to rotate for 180 degrees, after the material roll arranged on one expansion and shrinkage mechanism is used up, the rotary power mechanism 28 realizes automatic transposition action, namely, the rotary power mechanism rotates for 180 degrees, the other expansion and shrinkage mechanism is moved to the inlet end of the leveling machine, and a new steel roll can be installed on the expansion and shrinkage mechanism which just uses the steel roll in the machining process, so that continuous operation can be realized in the middle, pause is not needed, and the working efficiency is improved.
During the use, realize being connected with the transmission of first dabber sprocket 8 or second dabber sprocket 10 through the meshing portion of slip cap 9 between first dabber sprocket 8 and second dabber sprocket 10 to drive the rotation of the second mechanism of contracting 4 that expands that the first mechanism of contracting 3, the second dabber sprocket 10 of contracting that are connected with first dabber sprocket 8 are connected, realize the operation of opening a book of coil of strip, simple structure has reduced the weight of equipment on the rotating frame 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A double-head uncoiler comprises a base, a rotating frame, a first expanding and contracting mechanism, a second expanding and contracting mechanism and an uncoiler power mechanism; the rotating frame is arranged on the base; the first expansion and contraction mechanism and the second expansion and contraction mechanism are arranged on the rotating rack; the method is characterized in that: the power mechanism of the uncoiler comprises a driving motor, a supporting seat and a driving assembly, and the driving motor and the supporting seat are arranged on the rotating rack; the driving assembly comprises a driving mandrel, a first mandrel chain wheel, a sliding sleeve and a second mandrel chain wheel; the driving mandrel is rotatably connected with the supporting seat, the first mandrel chain wheel, the sliding sleeve and the second mandrel chain wheel are sequentially sleeved on the outer side of the driving mandrel, and the first mandrel chain wheel is rotatably connected with the driving mandrel through a bearing; the sliding sleeve is connected with the driving mandrel through a key; the second mandrel chain wheel is rotationally connected with the driving mandrel through a bearing; the opposite surfaces of the first mandrel chain wheel, the sliding sleeve and the second mandrel chain wheel are provided with meshing transmission parts; the first expansion and contraction mechanism is provided with a first spindle chain wheel opposite to the first spindle chain wheel, and the first spindle chain wheel is connected with the first spindle chain wheel; and a second spindle chain wheel opposite to the second spindle chain wheel is arranged on the second expansion and contraction mechanism, and the second spindle chain wheel is connected with the second spindle chain wheel.
2. The double-ended unwinder as claimed in claim 1, wherein: the first expansion and contraction mechanism and the second expansion and contraction mechanism respectively comprise a main shaft, an expansion and contraction mechanism and a brake mechanism, the main shaft is a hollow shaft and is fixed on the rotating rack by two self-aligning roller bearings, and a front transparent cover and a rear transparent cover are arranged at two ends of the main shaft and the rotating rack; the expansion and contraction mechanism comprises an actuating mechanism arranged on one side of the front transparent cover and a driving mechanism arranged on one side of the rear transparent cover, and the actuating mechanism and the driving mechanism are connected by a pull rod penetrating in the main shaft; the driving mechanism comprises a fixing part and a piston rod, a safety cover and a copper sleeve connected with the safety cover are arranged on the piston rod, the piston rod penetrates through the connecting flange, the fixing part is connected with the side face of the connecting flange, and the connecting flange is in key connection with the copper sleeve; a brake disc is arranged on the main shaft; the braking mechanism is arranged opposite to the side face of the brake disc.
3. The double-ended unwinder as claimed in claim 2, wherein: the brake mechanism comprises a brake and a brake seat; the brake seat is connected with the rotating rack, the brake is installed on the brake seat, and the brake is arranged opposite to the side face of the brake disc.
4. The double-ended unwinder as claimed in claim 2, wherein: the driving mechanism is an oil cylinder; the driving motor is a hydraulic motor.
5. The double-ended unwinder as claimed in claim 1, wherein: the rotary frame and the base are provided with a rotary power mechanism which is a hydraulic motor.
CN202021456123.3U 2020-07-22 2020-07-22 Double-end decoiler Active CN212739961U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021456123.3U CN212739961U (en) 2020-07-22 2020-07-22 Double-end decoiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021456123.3U CN212739961U (en) 2020-07-22 2020-07-22 Double-end decoiler

Publications (1)

Publication Number Publication Date
CN212739961U true CN212739961U (en) 2021-03-19

Family

ID=75038007

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021456123.3U Active CN212739961U (en) 2020-07-22 2020-07-22 Double-end decoiler

Country Status (1)

Country Link
CN (1) CN212739961U (en)

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