CN106001107B - A kind of high ductility cold-rolled ribbed bars production line - Google Patents
A kind of high ductility cold-rolled ribbed bars production line Download PDFInfo
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- CN106001107B CN106001107B CN201610503441.2A CN201610503441A CN106001107B CN 106001107 B CN106001107 B CN 106001107B CN 201610503441 A CN201610503441 A CN 201610503441A CN 106001107 B CN106001107 B CN 106001107B
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- double steel
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000000137 annealing Methods 0.000 claims abstract description 18
- 238000010008 shearing Methods 0.000 claims abstract description 14
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 238000003801 milling Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 230000003014 reinforcing effect Effects 0.000 claims description 30
- 241000282472 Canis lupus familiaris Species 0.000 claims description 22
- 238000012856 packing Methods 0.000 claims description 14
- 238000009529 body temperature measurement Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 9
- 238000005097 cold rolling Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 241001661355 Synapsis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
- B21B1/163—Rolling or cold-forming of concrete reinforcement bars or wire ; Rolls therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/20—Revolving, turning-over, or like manipulation of work, e.g. revolving in trio stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
- B21B2015/0014—Cutting or shearing the product transversely to the rolling direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a kind of high ductility cold-rolled ribbed bars production line, including the descaling mill being sequentially connected, milling train group, intermediate frequency annealing device, flying shearing machine and tilting gear, descaling mill front end is provided with butt welding machine, intermediate frequency annealing device includes cooling water circulation pipeline, intermediate frequency working cabined, the first heating source positioned at intermediate frequency working cabined front end and the second heating source positioned at intermediate frequency working cabined rear end, cooling water circulation pipeline respectively with the first heating source, second heating source, intermediate frequency working cabined connects, flying shearing machine are connected by the feeding groove of guide groove and tilting gear, the outside of the feeding groove of tilting gear is provided with baling vehicle.Cold rolled reinforcing steel bar with ribs ductility produced by the invention is good, and on the premise of intensity is ensured, its elongation is obviously improved, and is advantageous to the popularization and application of cold rolled reinforcing steel bar with ribs.In addition, the present invention integrates cold rolling, annealing, cut-out, rewinding, realize all production stages and once complete, round-the-clock continuously can not shut down work, production efficiency can be obviously improved, reduce production cost.
Description
Technical field
The present invention relates to a kind of cold rolled ribbed bar producing equipment field, in particular to a kind of high ductility cold-rolled ribbed bars
Production line.
Background technology
Cold rolled reinforcing steel bar with ribs is to be pressed rib together through multiple tracks cold rolling tube reducing with gren rod and formed after eliminating internal stress
A kind of reinforcing bar for carrying two faces or three face crescent.Cold rolled reinforcing steel bar with ribs is cold-drawn low-carbon steel in prestressed concrete member
The renewal product of silk, in cast-in-place concrete structure, then I grade of reinforcing bar of replaceable, is similar cold work steel with saving steel
It is preferably a kind of in material.
The cold rolled reinforcing steel bar with ribs ductility of existing cold rolled ribbed bar producing equipment production is relatively low, and it is high seriously to govern this
Imitate the popularization and application of economizing type steel grade.
The content of the invention
It is an object of the invention to：Overcome prior art drawbacks described above, there is provided a kind of high ductility cold-rolled ribbed bars production
Line.Cold rolled reinforcing steel bar with ribs ductility produced by the invention is good, and on the premise of intensity is ensured, its elongation is obviously improved, favorably
In the popularization and application of cold rolled reinforcing steel bar with ribs.In addition, the present invention integrates cold rolling, annealing, cut-out, rewinding, all lifes are realized
Production step is once completed, and round-the-clock continuously can not shut down work, can be obviously improved production efficiency, reduces production cost.
The present invention is achieved through the following technical solutions：
A kind of high ductility cold-rolled ribbed bars production line, including descaling mill, milling train group, the intermediate frequency heat treatment dress being sequentially connected
Put, flying shearing machine and tilting gear, the descaling mill front end are provided with butt welding machine, the intermediate frequency annealing device includes cooling water circulation pipe
Road, intermediate frequency working cabined, the first heating source positioned at intermediate frequency working cabined front end and the second heating source positioned at intermediate frequency working cabined rear end,
The cooling water circulation pipeline is connected with the first heating source, the second heating source, intermediate frequency working cabined respectively, and the flying shearing machine are by leading
The feeding groove of groove and tilting gear connects, and the outside of the feeding groove of the tilting gear is provided with baling vehicle, the intermediate frequency annealing device
Infrared temperature measurement apparatus and intermediate frequency jockey pulley are additionally provided between flying shearing machine.
As a preferred mode, emergency stop device and the dress that tests the speed are provided between the milling train group and intermediate frequency annealing device
Put.
As a preferred mode, the baling vehicle is arranged on packing track, and the baling vehicle can be along packing track
Upper slip, the packing track are parallel with the feeding groove of tilting gear.
As a preferred mode, the both sides of the tilting gear feeding groove are equipped with baling vehicle.
As a preferred mode, the tilting gear includes the conveying slide groove located at upper rack, and the conveying is slided
Road groove is provided with the double steel gap that passes in and out during for double steel fork rotation, and corresponding in one group two-by-two, every group of the double steel gap turns over
Steel fork works asynchronously, and the double steel fork center is double steel axle, and the double steel axle is connected with double steel motor output shaft, and the conveying is slided
It is steel-pushing apparatus on the outside of road groove, between conveying slide groove and steel-pushing apparatus, the double steel fork connects the double steel vent with reinforcing bar
Synapsis is arc surface, and its arc surface coincide with reinforcing bar outer surface, be provided with the top of the steel-pushing apparatus it is multiple be parallel to each other it is defeated
Roller, the conveying roller and feeder motor output axis connection are sent, rewinding dolly, the receipts are provided with below the end of the steel-pushing apparatus
Trolley is located at reciprocating ribbon conveyer top.
As a preferred mode, the rewinding dolly top is receiving vat, and the medial surface of the receiving vat is smooth
Curved surface.
As a preferred mode, the end of the steel-pushing apparatus is provided with pusher dog group, and each pusher dog group at least has two
The individual pusher dog being coaxially disposed, the pusher dog group are connected with pusher dog drive device, the pusher dog synchronous working in each pusher dog group.
As a preferred mode, the both ends of the conveying roller are provided with baffle plate, and the distance between baffle plate enters from steel-pushing apparatus
It is gradually reduced at mouthful to steel-pushing apparatus exit, until being equal to reinforcing bar length in steel-pushing apparatus exit.
The present invention compared with prior art, has advantages below and beneficial effect：Cold rolled reinforcing steel bar with ribs produced by the invention
Ductility is good, and on the premise of intensity is ensured, its elongation is obviously improved, and is advantageous to the popularization and application of cold rolled reinforcing steel bar with ribs.This
Outside, the present invention integrates cold rolling, annealing, cut-out, rewinding, realizes all production stages and once completes, can be round-the-clock continuous
Work is not shut down, production efficiency can be obviously improved, reduces production cost.
Brief description of the drawings
Fig. 1, Fig. 2 are respectively the part-structure schematic diagram of the present invention.
Fig. 3 is the double steel gap section schematic diagram of tilting gear.
Wherein：1-butt welding machine, 2-dephosphorizing machine, 3-milling train group, 4-emergency stop device, 5-speed measuring device, 6-intermediate frequency work
Make cabinet, the 7-the first heating source, 9-cooling water circulation pipeline, the 10-the second heating source, 12-infrared temperature measurement apparatus, 13-intermediate frequency
Jockey pulley, 14-flying shearing machine, 17-guide groove, 18-tilting gear, 19-baling vehicle, 20-packing track, 21-double steel fork, 22-gear
Plate, 23-steel-pushing apparatus, 24-conveying slide groove, 25-double steel axle, 26-frame, 27-conveying roller, 28-pusher dog group, 29-
Rewinding dolly, 30-reciprocating ribbon conveyer.
Embodiment
Further described in detail below in conjunction with the accompanying drawings, but the implementation of the present invention is not limited to this：
Embodiment 1：
Referring to Fig. 1 and Fig. 2, a kind of high ductility cold-rolled ribbed bars production line, including descaling mill 2, the milling train being sequentially connected
Group 3, intermediate frequency annealing device, flying shearing machine 14 and tilting gear 18, the front end of descaling mill 2 are provided with butt welding machine 1, at the intermediate frequency is warm
Reason device includes cooling water circulation pipeline 9, intermediate frequency working cabined 6, the first heating source 7 positioned at the front end of intermediate frequency working cabined 6 and is located at
Second heating source 10 of the rear end of intermediate frequency working cabined 6, the cooling water circulation pipeline 9 respectively with the first heating source 7, the second heating source
10th, intermediate frequency working cabined 6 is connected, and the flying shearing machine 14 are connected by guide groove 17 with the feeding groove of tilting gear 18, the tilting gear 18
The outside of feeding groove be provided with baling vehicle 19, be additionally provided with infrared temperature measurement apparatus between the intermediate frequency annealing device and flying shearing machine 14
12 and intermediate frequency jockey pulley 13.
In the present invention, wire rod flexural deformation to be rolled completely falls off the oxide skin on its surface by descaling mill 2.Roll
Unit 3 is rolled the wire rod to be rolled for removing surface scale, complies with diametric requirements.By the wire rod rolled in
It is heat-treated in frequency annealing device, is specially heated by the first heating source 7, followed after heating by cooling water first
Endless tube road 9 carries out cooling annealing, then reuses the second heating source 10 and heats, by heating, annealing, reheating to eliminate and roll
The wire rod internal stress made, improve comprehensive mechanical property.Flying shearing machine 14 will eliminate the wire rod rolled of internal stress according to size
It is required that being cut, ensure the requirement to length.Wire rod after cutting enters tilting gear 18 by guide groove 17, and tilting gear 18 will be cut
Disconnected armature wire one end alignment, is then packed by baling vehicle 19, so as to follow-up lifting and transport.Pass through intermediate frequency heat
Infrared temperature measurement apparatus 12 and intermediate frequency jockey pulley 13 are additionally provided between processing unit and flying shearing machine 14, the reinforcing bar after being heat-treated to intermediate frequency
Wire rod carries out temperature survey, ensures that armature wire can effectively eliminate internal stress in IF process.
As a preferred mode, in the present embodiment, it is provided between the milling train group 3 and intermediate frequency annealing device anxious
Stop device 4 and speed measuring device 5.By being provided with emergency stop device 4 and speed measuring device 5 between milling train group 3 and intermediate frequency annealing device,
The mill speed of milling train group 3 can be controlled, ensure that mill speed can be heat-treated basic synchronization with follow-up intermediate frequency, ensure
The continuity of production.
As a preferred mode, in the present embodiment, the baling vehicle 19 is arranged on packing track 20, described to beat
Hired car 19 can slide along packing track 20, and the packing track 20 is parallel with the feeding groove of tilting gear 18.Pass through baling vehicle 19
It is arranged on packing track 20, baling vehicle 19 can slide along packing track 20, the feeding groove of packing track 20 and tilting gear 18
It is parallel, installation and the routine use of baling vehicle 19 can be facilitated.
As a preferred mode, in the present embodiment, the both sides of the feeding groove of tilting gear 18 are equipped with baling vehicle
19.Baling vehicle 19 is equipped with by the both sides of the feeding groove of tilting gear 18, two-wire double steel can be achieved, two-wire packing, can be obviously improved
Production efficiency.
As a preferred mode, the tilting gear 18 includes the conveying slide groove 24 located at the top of frame 26, described
Conveying slide groove 24 is provided with the double steel gap that passes in and out during for double steel 21 rotation of fork, in one group two-by-two, every group of the double steel gap
The corresponding synchronous working of double steel fork 21, it is double steel axle 25 that the double steel, which pitches 21 centers, and the double steel axle 25 and double steel motor are defeated
Go out axis connection, the outside of conveying slide groove 24 is steel-pushing apparatus 23, and the double steel fork 21 is positioned at conveying slide groove 24 and pushes away steel
Between device 23, the double steel fork 21 is arc surface with reinforcing bar contact position, and its arc surface coincide with reinforcing bar outer surface, described to push away
The top of steel device 23 is provided with multiple conveying rollers 27 being parallel to each other, the conveying roller 27 and feeder motor output axis connection, described
Rewinding dolly 29 is provided with below the end of steel-pushing apparatus 23, the rewinding dolly 29 is located at the reciprocating top of ribbon conveyer 30.
Conveyed after armature wire cut-out in conveying slide groove 24, conveying slide groove 24 is provided with double steel gap, and double steel is provided with gap
Double steel fork 21, double steel fork 21 are pivot with double steel axle 25, are driven by double steel motor.Double steel fork 21 is by reinforcing bar from defeated
Expect to extract in slide groove 24, double steel fork 21 be arc surface with reinforcing bar contact position, and its arc surface coincide with reinforcing bar outer surface, and now
The double steel fork 21 for having tilting gear is compared, and which increases effective contact surface of double steel fork 21 and reinforcing bar, is increased reinforcing bar and is pitched with double steel
21 frictional force, double steel fork 21 can be effectively reduced when extracting reinforcing bar, because frictional force not enough causes reinforcing bar to slide, is entered
And lift operating efficiency.For reinforcing bar after double steel fork 21 is extracted on band to steel-pushing apparatus 23, the top of steel-pushing apparatus 23 is multiple mutual
Parallel conveying roller 27, rewinding dolly 29 is delivered to by conveying roller 27, in the course of conveying of conveying roller 27, reinforcing bar can gradually with
Conveying roller 27 is parallel.Rewinding dolly 29 is located at below the end of steel-pushing apparatus 23, passes through the reciprocal fortune of reciprocating ribbon conveyer 30
Turn, reinforcing bar can be made to fall the diverse location in the receiving vat of rewinding dolly 29, and then avoid because reinforcing bar is equal into rewinding dolly 29
In same position, caused reinforcing bar, which tilts, to intersect.
As a preferred mode, the top of rewinding dolly 29 is receiving vat, and the medial surface of the receiving vat is flat
Sliding curved surface.By the way that the medial surface of the receiving vat of rewinding dolly 29 is arranged into smooth curved surface, reinforcing bar can be made smoothly to enter rewinding
In groove, reinforcing bar is avoided to rebound due to directly dropping, cause to intersect between reinforcing bar.
As a preferred mode, the end of the steel-pushing apparatus 23 is provided with pusher dog group 28, and each pusher dog group 28 is at least
With two pusher dogs being coaxially disposed, the pusher dog group 28 is connected with pusher dog drive device, and the pusher dog in each pusher dog group 28 is same
Walk work.By such a setting, it can make what all reinforcing bars can be parallel to each other when skidding off steel-pushing apparatus 23 to fall to receipts
In trolley 29.
As a preferred mode, the both ends of the conveying roller 27 are provided with baffle plate 22, and the distance between baffle plate 22 is from pushing away steel
The porch of device 23 to the exit of steel-pushing apparatus 23 is gradually reduced, until being equal to reinforcing bar length in the exit of steel-pushing apparatus 23.It is logical
Such a setting is crossed, reinforcing bar can be made gradually to be pushed on conveying roller 27, and is gradually alignd, is ensured exhausted in the exit of steel-pushing apparatus 23
Most of reinforcing bar being capable of parallel alignment.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Scope.
Claims (6)
- A kind of 1. high ductility cold-rolled ribbed bars production line, it is characterised in that：Including be sequentially connected descaling mill (2), milling train group (3), intermediate frequency annealing device, flying shearing machine (14) and tilting gear (18), descaling mill (2) front end is provided with butt welding machine (1), described Intermediate frequency annealing device includes cooling water circulation pipeline (9), intermediate frequency working cabined (6), first positioned at intermediate frequency working cabined (6) front end Heating source (7) and the second heating source (10) positioned at intermediate frequency working cabined (6) rear end, the cooling water circulation pipeline (9) respectively with First heating source (7), the second heating source (10), intermediate frequency working cabined (6) connection, the flying shearing machine (14) are by guide groove (17) with turning over The feeding groove connection of steel machine (18), the outside of the feeding groove of the tilting gear (18) are provided with baling vehicle (19), at the intermediate frequency is warm Infrared temperature measurement apparatus (12) and intermediate frequency jockey pulley (13) are additionally provided between reason device and flying shearing machine (14), the tilting gear (18) includes Conveying slide groove (24) located at frame (26) top, the conveying slide groove (24) are provided with for being passed in and out during double steel fork (21) rotation Double steel gap, corresponding double steel fork (21) synchronous working in one group two-by-two, every group of the double steel gap, the double steel fork (21) center is double steel axle (25), and the double steel axle (25) is connected with double steel motor output shaft, and the conveying slide groove (24) is outside Side is steel-pushing apparatus (23), and the double steel fork (21) is located between conveying slide groove (24) and steel-pushing apparatus (23), the double steel It is arc surface that (21), which are pitched, with reinforcing bar contact position, and its arc surface coincide with reinforcing bar outer surface, is set at the top of the steel-pushing apparatus (23) There are multiple conveying rollers (27) being parallel to each other, the conveying roller (27) and feeder motor output axis connection, the steel-pushing apparatus (23) rewinding dolly (29) is provided with below end, the rewinding dolly (29) is located at reciprocating ribbon conveyer (30) top, The both ends of the conveying roller (27) are provided with baffle plate (22), and the distance between baffle plate (22) is from steel-pushing apparatus (23) porch to pushing away steel dress Put (23) exit to be gradually reduced, until being equal to reinforcing bar length in steel-pushing apparatus (23) exit.
- A kind of 2. high ductility cold-rolled ribbed bars production line according to claim 1, it is characterised in that：The milling train group (3) emergency stop device (4) and speed measuring device (5) are provided between intermediate frequency annealing device.
- A kind of 3. high ductility cold-rolled ribbed bars production line according to claim 1, it is characterised in that：The baling vehicle (19) it is arranged on packing track (20), the baling vehicle (19) can be slided along packing track (20), the packing track (20) it is parallel with the feeding groove of tilting gear (18).
- A kind of 4. high ductility cold-rolled ribbed bars production line according to claim 1, it is characterised in that：The tilting gear (18) both sides of feeding groove are equipped with baling vehicle (19).
- A kind of 5. high ductility cold-rolled ribbed bars production line according to claim 1, it is characterised in that：The rewinding dolly (29) top is receiving vat, and the medial surface of the receiving vat is smooth curved surface.
- A kind of 6. high ductility cold-rolled ribbed bars production line according to claim 1, it is characterised in that：The steel-pushing apparatus (23) end is provided with pusher dog group (28), and each pusher dog group (28) at least has two pusher dogs being coaxially disposed, the pusher dog group (28) it is connected with pusher dog drive device, the pusher dog synchronous working in each pusher dog group (28).
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| CN201610503441.2A CN106001107B (en) | 2016-06-29 | 2016-06-29 | A kind of high ductility cold-rolled ribbed bars production line |
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| CN201610503441.2A CN106001107B (en) | 2016-06-29 | 2016-06-29 | A kind of high ductility cold-rolled ribbed bars production line |
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| CN106001107A CN106001107A (en) | 2016-10-12 |
| CN106001107B true CN106001107B (en) | 2018-03-06 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576041A (en) * | 2018-06-10 | 2019-12-17 | 江苏君睿智能制造有限公司 | Complete set of heating equipment for cold-rolled ribbed steel bars |
| CN109877155A (en) * | 2019-03-26 | 2019-06-14 | 巩义市金迪冶金设备有限公司 | A kind of high ductility cold-rolled ribbed bars production technology |
| CN110238206B (en) * | 2019-07-17 | 2024-05-14 | 安阳复星合力新材料股份有限公司 | High-speed cold-rolled straight bar steel bar collecting and managing system |
| CN110586662B (en) * | 2019-09-03 | 2024-02-06 | 石横特钢集团有限公司 | Full-flow program-controlled rolling and cooling production line for bars |
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| CN2212479Y (en) * | 1994-11-28 | 1995-11-15 | 阳旻企业股份有限公司 | Lapping machine for end surface of spring conveyed continuously |
| CN104369910A (en) * | 2014-10-28 | 2015-02-25 | 天能电池(芜湖)有限公司 | Positioning and conveying device used before storage battery boxing |
| CN204642246U (en) * | 2015-02-10 | 2015-09-16 | 广东水利电力职业技术学院 | Iron nail feedway |
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| CN106001107A (en) | 2016-10-12 |
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Denomination of invention: Production line for high-ductility cold-rolled ribbed bars Effective date of registration: 20200324 Granted publication date: 20180306 Pledgee: Sichuan Shehong Rural Commercial Bank Co.,Ltd. Pledgor: SHEHONG CAILUN BUILDING MATERIALS Co.,Ltd. Registration number: Y2020980000986 |
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Denomination of invention: A high ductility cold rolled ribbed bar production line Effective date of registration: 20220322 Granted publication date: 20180306 Pledgee: Sichuan Shehong Rural Commercial Bank Co.,Ltd. Pledgor: SHEHONG CAILUN BUILDING MATERIALS CO.,LTD. Registration number: Y2022990000166 |
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