CN116654696B - Strip steel storage device, high-frequency welded pipe production system and production process - Google Patents
Strip steel storage device, high-frequency welded pipe production system and production process Download PDFInfo
- Publication number
- CN116654696B CN116654696B CN202310964294.9A CN202310964294A CN116654696B CN 116654696 B CN116654696 B CN 116654696B CN 202310964294 A CN202310964294 A CN 202310964294A CN 116654696 B CN116654696 B CN 116654696B
- Authority
- CN
- China
- Prior art keywords
- storage part
- strip steel
- support
- butt welding
- storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003860 storage Methods 0.000 title claims abstract description 188
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 118
- 239000010959 steel Substances 0.000 title claims abstract description 118
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 56
- 238000010008 shearing Methods 0.000 claims description 50
- 238000007599 discharging Methods 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 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
- 238000004513 sizing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/30—Arrangements for accumulating surplus web
- B65H20/32—Arrangements for accumulating surplus web by making loops
- B65H20/34—Arrangements for accumulating surplus web by making loops with rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/12—Lifting, transporting, or inserting the web roll; Removing empty core
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a strip steel storage device, a high-frequency welded pipe production system and a production process, wherein the strip steel storage device comprises a supporting part, a first storage part and a second storage part, and the first storage part and the second storage part are arranged above the supporting part in a mirror symmetry manner; the first storage part comprises a width limiting mechanism and a coiling mandrel; the width limiting mechanism comprises a fixed frame, a movable frame and a guide assembly, wherein the fixed frame is vertically arranged, and the movable frame is parallel to the fixed frame; the guide assembly comprises a guide rod and a guide sleeve, one end of the guide rod is rotationally connected with the fixing frame, the other end of the guide rod penetrates through the guide sleeve to be in sliding connection or threaded connection, and the guide sleeve is connected with the movable frame; the coiling mandrel vertically penetrates through the space between the fixed frame and the movable frame. The invention has the beneficial effects that the material storage functional part is simplified, and the adjusting mechanism capable of adjusting the width of the material storage mechanism according to the width of the strip steel is additionally arranged, so that the material storage mechanism is compatible with the strip steel with multiple specifications, and the material storage process is prevented from collapsing; the material preparation method is simple, easy to operate and stable and reliable in operation.
Description
Technical Field
The invention belongs to the technical field of high-frequency welded pipe production, and particularly relates to a strip steel storage device, a high-frequency welded pipe production system and a production process.
Background
The strip steel is also called as steel strip, and is a narrow and long steel plate produced to meet the requirements of different industrial departments for industrially producing various metal or mechanical products. The strip steel used to make high frequency straight welded pipe is typically supplied in rolls, the length of which varies slightly depending on the size of each roll. During production, various devices such as an uncoiler, a material guiding leveling machine, a shearing butt welding machine, a material storage loop, a forming sizing mill, a high-frequency welding machine, a flying saw, a packing machine and the like are used. The storage loop has the function of continuously conveying the pre-stored strip steel when the head and the tail of the strip steel are sheared and butt welded, and a certain number of strip steel is provided to ensure that a unit can continuously produce until the subsequent strip steel is continuously supplemented and enters the storage loop, so that the continuous forming requirement of the strip steel is met. For example, chinese patent application, application No. CN202121166595.X, application date 20210528, grant bulletin No. CN215666197U, grant bulletin date 20220128, discloses a horizontal loop type storage machine, including feeding pinch device, storage loop, discharge pinch device and control system, the feeding pinch device is provided with a first driving motor, a first pneumatic tightening mechanism and a pair of feeding pinch rolls with the same diameter and opposite directions, a transmission system between the first driving motor and the feeding pinch rolls is provided with a first speed reducer, a synchronous belt transmission pair, a first transfer case and a first universal transmission shaft, the feeding pinch device is provided with a first brake, and one of the feeding pinch rolls is a first fixed shaft roll with a fixed axis. The horizontal storage loop in the prior art mainly has the following problems: 1. the production speed of the existing high-speed tube-welding rolling mill is high, and the feeding speed of the horizontal type material storage loop cannot be matched with that of the high-speed tube-welding rolling mill, so that the production efficiency of the high-speed tube-welding rolling mill is greatly reduced; 2. bending and overturning in the width direction exist in the process of entering the horizontal storage looper to exiting the storage looper, and for strip steel with small size and width (for example, strip steel with the width of 20mm to 140 mm), distortion and deformation are easy to occur, so that the quality of welded pipes is affected; 3. in the prior art, the high-speed welded pipe mill can be compatible with the production of a plurality of welded pipes, the debugging time is short, but the horizontal type storage loopers cannot simultaneously prepare more than two strip steels with width specifications, the occupied area of the horizontal type storage loopers is large, and the seamless connection production of the two horizontal type storage loopers matched with the welded pipes with the plurality of specifications cannot be simultaneously arranged in a workshop with a small space. In the prior art, other forms of storage loopers cannot solve the technical problems.
Disclosure of Invention
Aiming at the problems that the feeding speed of a horizontal type storage loop is not matched with the production speed of a high-speed welding tube mill, the strip steel with small size width is easy to distort and deform in the horizontal type storage loop and cannot adapt to seamless joint production of a plurality of welded tubes of the high-speed welding tube mill in the prior art, the invention aims to provide a strip steel storage device, a high-frequency welding tube production system and a production process, wherein the strip steel storage device breaks through the thinking limitation of the traditional horizontal type storage loop and the traditional vertical type storage loop, simplifies the storage functional part, and is additionally provided with an adjusting mechanism capable of adjusting the width of a storage mechanism according to the width of the strip steel so as to be compatible with the strip steel with multiple specifications and avoid the collapse of the storage process; the material preparation mode is simple, easy to operate and stable and reliable in operation; the high-frequency welded pipe production system using the strip steel storage device improves the production process at the same time, can maximally match the production speed of the high-speed welded pipe rolling mill, avoids equipment idling, and greatly improves the production efficiency of the high-speed welded pipe rolling mill.
In order to achieve the above purpose and achieve the above technical effects, the present invention adopts the following technical scheme:
the strip steel storage device is characterized by comprising a supporting part, a first storage part and a second storage part, wherein the first storage part and the second storage part have the same structure and are arranged above the supporting part in a mirror symmetry manner; the first storage part and the second storage part comprise a width limiting mechanism and a coiling mandrel; the width limiting mechanism comprises a fixed frame, a movable frame and a guide assembly, wherein the fixed frame is vertically arranged, and the movable frame is parallel to the fixed frame; the guide assembly comprises a plurality of groups of guide rods and guide sleeves, one ends of the guide rods are rotatably connected with the fixing frame, the other ends of the guide rods penetrate through the guide sleeves to be in sliding connection or threaded connection, and the guide sleeves are connected with the movable frame; the coiling mandrel vertically penetrates through the space between the fixed frame and the movable frame. One end of the coiling mandrel, which is close to the fixing frame, is connected with a coiling driving mechanism.
Further, the guide sleeve is provided with an internal thread, the guide rod is provided with an external thread, the internal thread of the guide sleeve is connected with the external thread of the guide rod, and the guide sleeve is rotationally connected with the movable frame. The movable frame connected with the guide sleeve is driven to be close to or far away from the fixed frame through the rotation of the guide rod, so that the width of the strip steel in the axial direction of the coiling mandrel is adjusted.
Further, a first sprocket is arranged on the guide rod, a first driving motor is arranged on the movable frame, a second sprocket is arranged on an output shaft of the first driving motor, the first sprocket and the second sprocket are connected through a chain, torque of the first driving motor is transmitted to each first sprocket connected with the chain, so that the guide rod and the guide sleeve are driven to drive, and finally the movable frame is driven to approach or be far away from the fixed frame, and accordingly the width of strip steel in the axial direction of the coiling mandrel is adjusted.
Further, a plurality of third chain wheels are further arranged on the movable frame and connected with the first chain wheels, the second chain wheels and the third chain wheels through chains, and the third chain wheels play the roles of steering assistance, expanding the teeth number of chain engagement, increasing engagement force and tensioning the chains.
Further, the fixed frame and the movable frame are both frame structures formed by welding steel pipes, the frame structures can lighten the overall weight of the device, the lifting is convenient during assembly, and the frame structures are convenient for observing the storage condition of strip steel.
Further, the strip steel storage device further comprises a support A, a support B and a support C, wherein the support A, the support B and the support C are arranged above the supporting part, and the first storage part and the second storage part are arranged between the support A, the support B and the support C at intervals; the two ends of the coiling mandrel of the first storage part are respectively connected with a support A and a support B through bearing seats, and a coiling driving mechanism connected with the coiling mandrel is arranged on the support A; the two ends of the coiling mandrel of the second storage part are respectively connected with a support frame C and a support frame B through bearing seats, and a coiling driving mechanism connected with the coiling mandrel is arranged on the support frame C.
Further, the supporting part comprises a first base and a second base, the second base is arranged on the upper part of the first base, and the second base is rotatably connected with the first base; the upper part of the second base is connected with a support A, a first storage part, a support B, a second storage part and a support C; the first gear is arranged on the outer diameter of the second base and connected with the second driving motor through the transmission gear, and the second driving motor drives the second base to rotate, so that the position conversion of the first storage part and the second storage part is realized.
Further, a plurality of side rollers are arranged on opposite surfaces of the fixed frame and the movable frame, the side rollers are arranged along the radial direction of the coiling mandrel, and the side rollers are connected with the fixed frame or the movable frame through bearing seats at two ends. In the process of storing and receiving the strip steel, after the edge of the strip steel touches the side roller, the rotation of the side roller can offset a part of friction force, so that the friction between the edge of the strip steel and the fixed frame and the movable frame is avoided.
Further, the outer side sleeve of the coiling mandrel receives a discharging wheel, and the discharging wheel is connected with the coiling mandrel through a key; the outer edge of the material collecting and discharging wheel is close to the end part of the side roller.
The invention further aims to provide a high-frequency welded pipe production system which is characterized by comprising a double-head uncoiler, a first shearing butt welding machine, a strip steel storage device, a second shearing butt welding machine and a high-frequency welded pipe roll forming system which are sequentially arranged; the double-end uncoiler comprises an uncoiling shaft A and an uncoiling shaft B, and the positions of the uncoiling shaft A and the uncoiling shaft B are exchanged after rotating 180 degrees; when the uncoiling shaft A, the first shearing butt welding machine and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction, and the straight line A and the straight line B are parallel; after the first storage part and the second storage part rotate 180 degrees to exchange positions, when the uncoiling shaft A, the first shearing butt welding machine and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction.
Further, the high-frequency welded pipe roll forming system comprises a coarse forming device, a fine forming device, a seam guiding device, a five-roller extrusion device and a four-way straightening device which are sequentially arranged along the length direction of the strip steel.
Another object of the present invention is to provide a production process of a high-frequency welded pipe production system, which is characterized by being implemented by the high-frequency welded pipe production system, comprising the following steps:
s1, adjusting the width sizes of strip steel to be stored in a first storage part and a second storage part, driving a first sprocket, a second sprocket and a third sprocket through a first driving motor, and finally enabling the movable frame and the fixed frame to be adjusted to a proper distance;
s2, when the uncoiling shaft A, the first shearing butt welding machine and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction, and the straight line A and the straight line B are parallel; the method comprises the steps that strip steel A is arranged on an uncoiling shaft A, strip steel B is arranged on an uncoiling shaft B, the head of the strip steel A enters a first storage part after passing through a first shearing butt welding machine and is coiled by the rotation of a coiling mandrel, the uncoiling shaft A and the uncoiling shaft B rotate for 180 DEG to exchange positions after the strip steel A is uncoiled to the tail, strip steel C is arranged on the uncoiling shaft A, the head of the strip steel B and the tail of the strip steel A are sheared and butt welded on the first shearing butt welding machine, the first storage part continues to coil, the operation is repeated, and shearing and butt welding of the tail of the strip steel B and the head of the strip steel C are carried out until the first storage part coils strip steel with enough length/coil number;
s3, after the first storage part stores strip steel with sufficient winding length/winding number, the first storage part and the second storage part exchange positions under the driving of rotation of the supporting part, and when the unwinding shaft A, the first shearing butt welding machine and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine and the high-frequency welded pipe rolling forming system are in the same straight line B direction; at the moment, the first storage part can be used for discharging, and the high-frequency welded pipe can be produced by sequentially passing through a second shearing butt welding machine and a high-frequency welded pipe roll forming system; the second material storage part can repeat the operation of the step S2 to wind the strip steel; after the discharging of the first storage part is finished, the first storage part and the second storage part are interchanged through the rotary supporting part again; the second shearing butt welding machine is used for shearing and butt welding the head and the tail of the strip steel when the first storage part and the second storage part are switched, so that the production of the welded pipe can be continuously carried out;
s4, when the specification of the strip steel is switched, the distance between the movable frame and the fixed frame in the first storage part and the second storage part can be independently adjusted.
Compared with the prior art, the invention has the beneficial effects that: the strip steel storage device breaks through the thinking limitation of the traditional horizontal type storage loopers and the traditional vertical type storage loopers, simplifies the storage functional parts, is additionally provided with an adjusting mechanism capable of adjusting the width of a storage mechanism according to the width of strip steel, so as to be compatible with multiple specifications of strip steel, especially small specification of strip steel, and avoid the collapse of the strip steel in the storage process; the preparation method is simple, easy to operate, stable and reliable in operation and capable of storing a sufficient amount of strip steel; the high-frequency welded pipe production system using the strip steel storage device improves the production process at the same time, can be matched with the production speed of a high-speed welded pipe rolling mill to the greatest extent, ensures continuous and stable production of the high-speed welded pipe rolling mill when the uncoiler stops for material replacement and the strip steel is sheared and butt-welded end to end, avoids equipment idling, and greatly improves the production efficiency of the high-speed welded pipe rolling mill.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram showing the structure of a movable frame in front view according to embodiment 1 of the present invention.
Fig. 2 is a schematic diagram showing the structure of the front view supporting portion of embodiment 1 of the present invention.
Fig. 3 is a right-side view of embodiment 1 of the present invention.
Fig. 4 is a schematic top view of embodiment 2 of the present invention.
In the figure: 1-coiling a mandrel; 2-fixing frames; 3-a movable frame; 4-a guide rod; 5-guiding sleeve; 6-a winding driving mechanism; 7-a first sprocket; 8-a first drive motor; 9-a second sprocket; 10-a third sprocket; 11-a support frame A; 12-supporting frame B; 13-a support frame C; 14-bearing seats; 15-a first base; 16-a second base; 17-a first gear; 18-a transmission gear; 19-a second drive motor; 20-side rollers; 21-a material collecting and discharging wheel; 22-double-head uncoiler; 23-a first shear butt welder; 24-a second shear butt welder; 25-a high-frequency welded pipe roll forming system; 26-uncoiling shaft A; 27-unwinding shaft B.
Detailed Description
The following description of the embodiments of the invention will be made apparent and complete in conjunction with the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, based on the embodiments of the invention, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the invention.
Example 1
As shown in fig. 1 to 3, a strip steel storage device is characterized by comprising a supporting part, a first storage part and a second storage part, wherein the first storage part and the second storage part have the same structure and are arranged above the supporting part in a mirror symmetry manner; the first storage part and the second storage part comprise a width limiting mechanism and a coiling mandrel 1; the width limiting mechanism comprises a fixed frame 2, a movable frame 3 and a guide assembly, wherein the fixed frame 2 is vertically arranged, and the movable frame 3 is parallel to the fixed frame 2; the guide assembly comprises a plurality of groups of guide rods 4 and guide sleeves 5, one ends of the guide rods 4 are rotatably connected with the fixed frame 2, the other ends of the guide rods 4 penetrate through the guide sleeves 5 to be in sliding connection or threaded connection, and the guide sleeves 5 are connected with the movable frame 3; the winding mandrel 1 vertically penetrates between the fixed frame 2 and the movable frame 3. One end of the coiling mandrel 1, which is close to the fixed frame 2, is connected with a coiling driving mechanism 6.
The guide sleeve 5 is provided with internal threads, the guide rod 4 is provided with external threads, the internal threads of the guide sleeve 5 are connected with the external threads of the guide rod 4, and the guide sleeve 5 is rotatably connected with the movable frame 3. The movable frame 3 connected with the guide sleeve 5 is driven to be close to or far away from the fixed frame 2 by the rotation of the guide rod 4, so that the width of the strip steel in the axial direction of the coiling mandrel 1 is adjusted.
The guide rod 4 is provided with a first chain wheel 7, the movable frame 3 is provided with a first driving motor 8, the output shaft of the first driving motor 8 is provided with a second chain wheel 9, the first chain wheel 7 and the second chain wheel 9 are connected through a chain, torque of the first driving motor 8 is transmitted to each first chain wheel 7 connected with the chain, so that the guide rod 4 and the guide sleeve 5 are driven to drive, and finally the movable frame 3 is driven to approach or separate from the fixed frame 2, and the width of strip steel in the axial direction of the coiling mandrel 1 is adjusted.
The movable frame 3 is also provided with a plurality of third chain wheels 10, the third chain wheels 10 are connected with the first chain wheels 7, the second chain wheels 9 and the third chain wheels 10 through chains, and the third chain wheels 10 play roles of steering assistance, expanding the teeth number of chain engagement, increasing engagement force and tensioning the chains.
The fixed frame 2 and the movable frame 3 are all frame structures formed by welding steel pipes, the frame structures can lighten the overall weight of the device, the lifting is convenient during the assembly, and the frame structures are convenient for observing the storage condition of strip steel.
The strip steel storage device further comprises a support A11, a support B12 and a support C13, wherein the support A11, the support B12 and the support C13 are arranged above the supporting part, and the first storage part and the second storage part are arranged among the support A11, the support B12 and the support C13 at intervals; the two ends of the coiling mandrel 1 of the first storage part are respectively connected with a support A11 and a support B12 through bearing blocks 14, and a coiling driving mechanism 6 connected with the coiling mandrel 1 is arranged on the support A11; the two ends of the coiling mandrel 1 of the second storage part are respectively connected with a support frame C13 and a support frame B12 through bearing seats 14, and a coiling driving mechanism 6 connected with the coiling mandrel 1 is arranged on the support frame C13.
The supporting part comprises a first base 15 and a second base 16, the second base 16 is arranged on the upper part of the first base 15, and the second base 16 is rotatably connected with the first base 15; the upper part of the second base 16 is connected with a support A11, a first storage part, a support B12, a second storage part and a support C13; the first gear 17 is arranged on the outer diameter of the second base 16, the first gear 17 is connected with the second driving motor 19 through the transmission gear 18, and the second driving motor 19 drives the second base 16 to rotate, so that position conversion of the first storage part and the second storage part is realized.
The opposite surfaces of the fixed frame 2 and the movable frame 3 are respectively provided with a plurality of side rollers 20, the side rollers 20 are arranged along the radial direction of the coiling mandrel 1, and the side rollers 20 are connected with the fixed frame 2 or the movable frame 3 through bearing seats 14 at two ends. In the process of storing and receiving the strip steel, after the edge of the strip steel touches the side roller 20, the rotation of the side roller 20 can offset a part of friction force, so that the friction between the edge of the strip steel and the fixed frame 2 and the movable frame 3 is avoided.
The outer side of the coiling mandrel 1 is sleeved with a receiving and discharging wheel 21, and the receiving and discharging wheel 21 is connected with the coiling mandrel 1 through a key; the outer edge of the take-up and pay-off wheel 21 is close to the end of the side roller 20.
Example 2
As shown in fig. 4, on the basis of the strip steel storage device provided in embodiment 1, the present embodiment provides a high-frequency welded pipe production system, which is characterized by comprising a double-head uncoiler 22, a first shearing butt welder 23, a strip steel storage device, a second shearing butt welder 24 and a high-frequency welded pipe roll forming system 25 which are sequentially arranged; the double-head uncoiler 22 comprises an uncoiling shaft A26 and an uncoiling shaft B27, and the uncoiling shaft A26 and the uncoiling shaft B27 are rotated for 180 degrees and then are subjected to position exchange; when the unwinding shaft A26, the first shearing butt welding machine 23 and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine 24 and the high-frequency welded pipe roll forming system 25 are in the same straight line B direction, and the straight line A and the straight line B are parallel; after the first storage part and the second storage part rotate 180 degrees to exchange positions, when the unwinding shaft A26, the first shearing butt welding machine 23 and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine 24 and the high-frequency welded pipe roll forming system 25 are in the same straight line B direction.
The high-frequency welded pipe roll forming system 25 comprises a coarse forming device, a fine forming device, a seam guiding device, a five-roller extrusion device and a four-way straightening device which are sequentially arranged along the length direction of the strip steel.
Example 3
As shown in fig. 4, on the basis of the strip steel storage device provided in embodiment 2, the purpose of this embodiment is to provide a production process of a high-frequency welded pipe production system, which is characterized by being implemented by the high-frequency welded pipe production system, and includes the following steps:
s1, adjusting the width sizes of strip steel to be stored in a first storage part and a second storage part, driving a first chain wheel 7, a second chain wheel 9 and a third chain wheel 10 through a first driving motor 8, and finally enabling the movable frame 3 and the fixed frame 2 to be adjusted to a proper distance;
s2, when the uncoiling shaft A26, the first shearing butt welding machine 23 and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine 24 and the high-frequency welded pipe roll forming system 25 are in the same straight line B direction, and the straight line A and the straight line B are parallel; the strip steel A is arranged on the uncoiling shaft A26, the strip steel B is arranged on the uncoiling shaft B27, the head of the strip steel A enters a first storage part after passing through the first shearing butt welding machine 23 and is coiled by the rotation of the coiling mandrel 1, the uncoiling shaft A26 and the uncoiling shaft B27 rotate for 180 DEG to exchange positions after the strip steel A is uncoiled to the strip tail, the strip steel C is arranged on the uncoiling shaft A26, the head of the strip steel B and the strip tail of the strip steel A are sheared and butt welded on the first shearing butt welding machine 23, the first storage part continues to coil, the operations are repeated, and the shearing and butt welding of the strip tail of the strip steel B and the strip head of the strip steel C are carried out until the first storage part coils the strip steel with enough length/coil number;
s3, after the first storage part stores strip steel with sufficient winding length/winding number, the first storage part and the second storage part exchange positions under the driving of rotation of the supporting part, when the unwinding shaft A26, the first shearing butt welding machine 23 and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine 24 and the high-frequency welded pipe roll forming system 25 are in the same straight line B direction; at this time, the first storage part can be used for discharging, and the first storage part sequentially passes through the second shearing butt welding machine 24 and the high-frequency welded pipe roll forming system 25 to produce the high-frequency welded pipe; the second material storage part can repeat the operation of the step S2 to wind the strip steel; after the discharging of the first storage part is finished, the first storage part and the second storage part are interchanged through the rotary supporting part again; the second shearing butt welder 24 is used for shearing and butt welding the head and the tail of the strip steel when the first storage part and the second storage part are switched, so that the production of welded pipes can be continuously carried out;
s4, when the specification of the strip steel is switched, the distance between the movable frame 3 and the fixed frame 2 in the first storage part and the second storage part can be independently adjusted.
Comparative example 1
The Chinese patent application, application number 201620939911.5, application date 20160825, grant bulletin number CN205928560U and grant bulletin date 20170208, discloses gravity type loop strip steel storage equipment, which comprises a movable loop roller set and a fixed loop roller set, wherein the movable loop roller set is arranged on a movable loop roller support, the fixed loop roller set is arranged on the fixed loop roller support, the movable loop roller support is positioned below the fixed loop roller support, the fixed loop roller and the movable loop roller are alternately connected by strip steel, the fixed loop roller is fixedly arranged on a frame body of the gravity type loop strip steel storage equipment through the fixed loop roller support, the movable loop roller support is arranged in the frame body formed by upright posts, the movable loop roller support can slide or roll along the upright posts, and the fixed loop roller support is arranged at the top ends of the upright posts; the upright posts are connected through a first inclined strut and a second inclined strut.
Compared with the strip steel storage device provided in the embodiment 1, the width range of the strip steel received by the movable loop roller group and the fixed loop roller group of the gravity loop strip steel storage device is narrower, when the strip steel specification is replaced, the feeding and threading process is more complex, the strip steel width range does not allow large-range fluctuation, for example, 500mm production cannot be directly replaced by 100mm production, and dislocation deformation is avoided.
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 (8)
1. The utility model provides a belted steel storing device which characterized in that: the device comprises a supporting part, a first storage part and a second storage part, wherein the first storage part and the second storage part have the same structure and are arranged above the supporting part in a mirror symmetry manner; the first storage part and the second storage part comprise a width limiting mechanism and a coiling mandrel; the width limiting mechanism comprises a fixed frame, a movable frame and a guide assembly, wherein the fixed frame is vertically arranged, and the movable frame is parallel to the fixed frame; the guide assembly comprises a plurality of groups of guide rods and guide sleeves, one ends of the guide rods are rotatably connected with the fixing frame, the other ends of the guide rods penetrate through the guide sleeves to be in sliding connection or threaded connection, and the guide sleeves are connected with the movable frame; the coiling mandrel vertically penetrates through the space between the fixed frame and the movable frame;
the strip steel storage device further comprises a support A, a support B and a support C, wherein the support A, the support B and the support C are arranged above the supporting part, and the first storage part and the second storage part are arranged among the support A, the support B and the support C at intervals; the two ends of the coiling mandrel of the first storage part are respectively connected with a support A and a support B through bearing seats, and a coiling driving mechanism connected with the coiling mandrel is arranged on the support A; the two ends of the coiling mandrel of the second storage part are respectively connected with a support frame C and a support frame B through bearing seats, and a coiling driving mechanism connected with the coiling mandrel is arranged on the support frame C;
the supporting part comprises a first base and a second base, the second base is arranged on the upper part of the first base, and the second base is rotationally connected with the first base; the upper part of the second base is connected with a support A, a first storage part, a support B, a second storage part and a support C; the first gear is arranged on the outer diameter of the second base and connected with the second driving motor through the transmission gear, and the second driving motor drives the second base to rotate, so that the position conversion of the first storage part and the second storage part is realized.
2. The strip steel storage device according to claim 1, wherein: the guide sleeve is provided with an internal thread, the guide rod is provided with an external thread, the internal thread of the guide sleeve is connected with the external thread of the guide rod, and the guide sleeve is rotationally connected with the movable frame.
3. The strip steel storage device according to claim 2, wherein: the guide rod is provided with a first sprocket, the movable frame is provided with a first driving motor, an output shaft of the first driving motor is provided with a second sprocket, the first sprocket is connected with the second sprocket through a chain, torque of the first driving motor is transmitted to each first sprocket connected with the chain, and accordingly the transmission of the guide rod and the guide sleeve is driven, and finally the movable frame is driven to be close to or far away from the fixed frame.
4. A strip steel storage device as claimed in claim 3 wherein: the movable frame is also provided with a plurality of third chain wheels, and the third chain wheels are connected with the first chain wheels, the second chain wheels and the third chain wheels through chains.
5. A strip steel storage device as claimed in any one of claims 1 to 4 wherein: the opposite surfaces of the fixed frame and the movable frame are respectively provided with a plurality of side rollers, the side rollers are arranged along the radial direction of the coiling mandrel, and the side rollers are connected with the fixed frame or the movable frame through bearing seats at two ends.
6. A high frequency welded pipe production system, characterized in that: the device comprises a double-head uncoiler, a first shearing butt welding machine, the strip steel storage device, a second shearing butt welding machine and a high-frequency welded pipe roll forming system which are sequentially arranged; the double-end uncoiler comprises an uncoiling shaft A and an uncoiling shaft B, and the positions of the uncoiling shaft A and the uncoiling shaft B are exchanged after rotating 180 degrees; when the uncoiling shaft A, the first shearing butt welding machine and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction, and the straight line A and the straight line B are parallel; after the first storage part and the second storage part rotate 180 degrees to exchange positions, when the uncoiling shaft A, the first shearing butt welding machine and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction.
7. A high frequency welded pipe production system according to claim 6, wherein: the high-frequency welded pipe roll forming system comprises a coarse forming device, a fine forming device, a seam guiding device, a five-roller extrusion device and a four-way straightening device which are sequentially arranged along the length direction of strip steel.
8. A production process of the high-frequency welded pipe production system as claimed in any one of claims 6 to 7, characterized in that: the method comprises the following steps:
s1, adjusting the width sizes of strip steel to be stored in a first storage part and a second storage part, driving a first sprocket, a second sprocket and a third sprocket through a first driving motor, and finally enabling the movable frame and the fixed frame to be adjusted to a proper distance;
s2, when the uncoiling shaft A, the first shearing butt welding machine and the first storage part are in the same straight line A direction, the second storage part, the second shearing butt welding machine and the high-frequency welded pipe roll forming system are in the same straight line B direction, and the straight line A and the straight line B are parallel; the method comprises the steps that strip steel A is arranged on an uncoiling shaft A, strip steel B is arranged on an uncoiling shaft B, the head of the strip steel A enters a first storage part after passing through a first shearing butt welding machine and is coiled by the rotation of a coiling mandrel, after the strip steel A is uncoiled to a strip tail, the uncoiling shaft A and the uncoiling shaft B rotate for 180 DEG to exchange positions, strip steel C is arranged on the uncoiling shaft A, the strip head of the strip steel B and the strip tail of the strip steel A are subjected to shearing butt welding on the first shearing butt welding machine, the first storage part continues to coil, the uncoiling shaft A and the uncoiling shaft B rotate for 180 DEG to exchange positions, and the shearing butt welding of the strip tail of the strip steel B and the strip head of the strip steel C is carried out until the first storage part coils the strip steel with enough length/coil number;
s3, after the first storage part stores strip steel with sufficient winding length/winding number, the first storage part and the second storage part exchange positions under the driving of rotation of the supporting part, and when the unwinding shaft A, the first shearing butt welding machine and the second storage part are in the same straight line A direction, the first storage part, the second shearing butt welding machine and the high-frequency welded pipe rolling forming system are in the same straight line B direction; at the moment, the first storage part can be used for discharging, and the high-frequency welded pipe can be produced by sequentially passing through a second shearing butt welding machine and a high-frequency welded pipe roll forming system; the second material storage part can repeat the operation of the step S2 to wind the strip steel; after the discharging of the first storage part is finished, the first storage part and the second storage part are interchanged through the rotary supporting part again; the second shearing butt welding machine is used for shearing and butt welding the head and the tail of the strip steel when the first storage part and the second storage part are switched, so that the production of the welded pipe can be continuously carried out;
s4, when the specification of the strip steel is switched, the distance between the movable frame and the fixed frame in the first storage part and the second storage part can be independently adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310964294.9A CN116654696B (en) | 2023-08-02 | 2023-08-02 | Strip steel storage device, high-frequency welded pipe production system and production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310964294.9A CN116654696B (en) | 2023-08-02 | 2023-08-02 | Strip steel storage device, high-frequency welded pipe production system and production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116654696A CN116654696A (en) | 2023-08-29 |
| CN116654696B true CN116654696B (en) | 2023-10-24 |
Family
ID=87717565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310964294.9A Active CN116654696B (en) | 2023-08-02 | 2023-08-02 | Strip steel storage device, high-frequency welded pipe production system and production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116654696B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334721A (en) * | 2015-07-12 | 2017-01-18 | 重庆安驰车用钢铝板带材料有限公司 | Strip material roll shearing roll extruding mechanism |
| CN206955299U (en) * | 2017-07-21 | 2018-02-02 | 华声电子科技（昆山）有限公司 | It is surface-treated band collecting equipment |
| CN210914630U (en) * | 2019-08-13 | 2020-07-03 | 天津众意达管业有限公司 | Loop storage plate in steel pipe production line |
| CN112916571A (en) * | 2020-12-28 | 2021-06-08 | 浙江谋皮环保科技有限公司 | Brush bar recovery plant |
| CN115417224A (en) * | 2022-09-20 | 2022-12-02 | 无锡锦业智能装备有限公司 | Intelligent plate slitting and slitting system |
| CN115573109A (en) * | 2022-09-23 | 2023-01-06 | 深圳市德业智能股份有限公司 | Automatic sewing machine |
-
2023
- 2023-08-02 CN CN202310964294.9A patent/CN116654696B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334721A (en) * | 2015-07-12 | 2017-01-18 | 重庆安驰车用钢铝板带材料有限公司 | Strip material roll shearing roll extruding mechanism |
| CN206955299U (en) * | 2017-07-21 | 2018-02-02 | 华声电子科技（昆山）有限公司 | It is surface-treated band collecting equipment |
| CN210914630U (en) * | 2019-08-13 | 2020-07-03 | 天津众意达管业有限公司 | Loop storage plate in steel pipe production line |
| CN112916571A (en) * | 2020-12-28 | 2021-06-08 | 浙江谋皮环保科技有限公司 | Brush bar recovery plant |
| CN115417224A (en) * | 2022-09-20 | 2022-12-02 | 无锡锦业智能装备有限公司 | Intelligent plate slitting and slitting system |
| CN115573109A (en) * | 2022-09-23 | 2023-01-06 | 深圳市德业智能股份有限公司 | Automatic sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116654696A (en) | 2023-08-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20140238094A1 (en) | Flexible pipe carcass forming apparatus | |
| DE10315357B4 (en) | Process for rolling and rolling plant for rolling metal strip | |
| US11596991B2 (en) | Processing method of NPR steel rebar rod | |
| CN110935760A (en) | Net rolling machine for filter element | |
| CN116654696B (en) | Strip steel storage device, high-frequency welded pipe production system and production process | |
| CA3019620A1 (en) | Cold pilger rolling mill and method for producing a pipe | |
| CN218693098U (en) | Linear feeding forming device of flux-cored wire | |
| CN114054506A (en) | Method for continuously rolling copper pipe by planetary pipe mill | |
| CN114570784B (en) | Forming device of large-diameter stainless steel pipe | |
| CN213265027U (en) | Conveying and transferring system for wire rod coils | |
| CN214639143U (en) | Novel multi-roller vertical combined loop | |
| CN214160881U (en) | Reversible rolling system of high yield | |
| WO2020015554A1 (en) | Composite forging and rolling metal tube forming machine | |
| CN111151615A (en) | Spiral pipe coiling equipment and method | |
| CN216937757U (en) | Rotary rolling head type seamless pipe production line | |
| CN219026619U (en) | Steel pipe profiling device | |
| CN210172247U (en) | Rolling device of welded pipe unit | |
| CN112139264B (en) | Conveying and transferring system for wire rod coils | |
| CN219944140U (en) | Strip steel leveling device for feeding side/discharging side of storage looper and strip steel storage looper | |
| CN215279207U (en) | Drawing mechanism of tin wire drawing machine | |
| CN214692044U (en) | Round material moves material device | |
| CN216937758U (en) | Large-length seamless tube rolling production line | |
| SU1112633A1 (en) | Machine set for manufacturing welded pipes from narrow strips | |
| CN213350184U (en) | Centering device for cold-rolled strip steel splicing | |
| CN213944718U (en) | Straightening and wire feeding device of prefabricated reinforced concrete pipe reinforcement cage seam welder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |