CN107055041B - Chain type steel pipe conveying device for large hot blast stove - Google Patents
Chain type steel pipe conveying device for large hot blast stove Download PDFInfo
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- CN107055041B CN107055041B CN201710330614.XA CN201710330614A CN107055041B CN 107055041 B CN107055041 B CN 107055041B CN 201710330614 A CN201710330614 A CN 201710330614A CN 107055041 B CN107055041 B CN 107055041B
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- frame
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- conveying chain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
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- 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
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Abstract
The invention provides a chain type steel pipe conveying device for a large-scale hot blast stove, which has higher production efficiency on the premise of no expansion of occupied area and slightly increased investment; the automatic feeding device comprises a frame arranged in a furnace body, at least two conveying chains are arranged side by side in the frame, a feeding rack and a discharging rack are respectively arranged on two sides of the frame corresponding to each conveying chain, the conveying chains arranged side by side comprise an upper conveying chain and a lower conveying chain, a material blocking mechanism is arranged on the side of a feeding end of the frame, a lifting mechanism is arranged on the side of a feeding end and a discharging end of the frame, and the lifting mechanism is arranged at the side end of the material blocking mechanism far away from the frame.
Description
Technical Field
The invention relates to the technical field of steel pipe production equipment, in particular to a chain type steel pipe conveying device for a large hot blast stove.
Background
On the existing steel pipe production line, in order to enable the steel pipe to work under the severe environment of high corrosion, the curing treatment of the corrosion-resistant layer of the pipe body is needed, in the production, the steel pipe is usually transversely continuously produced and conveyed on production equipment, the working efficiency is lower because the steel pipe is only conveyed through a single production line in a single layer, and in order to accelerate the working efficiency, when the production line is required to be increased to produce the steel pipe, the production equipment is required to be additionally increased, the input cost is high, and the practical implementation difficulty is higher.
Disclosure of Invention
The invention provides a chain type steel pipe conveying device for a large hot blast stove, which has higher production efficiency on the premise of not enlarging the occupied area and slightly increasing the investment.
Its technical scheme is such, and it is including installing the frame in the furnace body, install two piece at least conveying chains side by side in the frame, correspond every conveying chain department the frame both sides all set up feeding rack, ejection of compact rack respectively, its characterized in that, the conveying chain of installing side by side includes upper conveying chain, lower floor's conveying chain the frame feed end side is equipped with the stock stop the feed end of frame, the discharge end side all are equipped with elevating system, elevating system set up in keep away from the frame stock stop side end.
The material blocking mechanism is further characterized by comprising a base, a first oil cylinder is arranged on the base, a fixing frame is arranged on the base at the side end of the first oil cylinder, a piston rod of the first oil cylinder is connected with a material blocking rod, the material blocking rod is in a vertical hook shape, the piston rod is connected with the end part of the short side of the material blocking rod, the bending part of the material blocking rod is movably connected to the top end of the fixing frame through a pin shaft, and when the material blocking mechanism stops stopping materials, the height of the material blocking rod and the height of the fixing frame are not greater than the height of the lower conveying chain;
the lifting mechanism comprises a second oil cylinder, a piston rod of the second oil cylinder is connected with a lifting frame in an inverted concave shape, and the top end of the lifting frame is in a V shape; when the lifting mechanism feeds materials, the height of the bottom of the V-shaped of the lifting frame is higher than the height of the conveying chain of each layer at the position corresponding to the stop feeding position of the conveying chain of each layer;
the device also comprises a set of power device, wherein the upper layer conveying chain is in transmission connection with the lower layer conveying chain, and synchronous movement is realized through the same set of power device;
the device also comprises two independent power devices which are respectively arranged at two sides of the frame and are respectively connected with the upper layer conveying chain and the lower layer conveying chain to realize synchronous movement;
the upper layer conveying chain and the lower layer conveying chain are both double-row chains, shifting forks are arranged on the upper layer conveying chain and the lower layer conveying chain at intervals of n links, balls are arranged on the shifting forks, and n is not less than 2;
the upper conveying chain and the lower conveying chain are arranged in a downward inclined mode from the feeding end to the discharging end, and the height difference between the feeding end and the discharging end of each layer of conveying chain is 100 mm-130 mm;
the height of the feeding rack is larger than that of the discharging rack, the feeding rack is arranged at the feeding end of the lower layer of the rack, the discharging rack is arranged at the discharging end of the lower layer of the rack, and the height of the feeding rack is not larger than 1.2m; the table top of the feeding rack is inclined downwards along the feeding end of the rack;
the feeding end and the discharging end face of the frame are all arranged to be slope surfaces;
the end part of the discharging end of the upper layer of the rack is provided with a stop block, and the inner side surface of the stop block is concave arc-shaped.
The invention has the beneficial effects that each layer of conveying chain arranged on the frame in the furnace body comprises an upper layer of conveying chain and a lower layer of conveying chain, the frame forms an upper layer and a lower layer of double-layer structure, and the feeding end and the discharging end sides of the frame are provided with corresponding material blocking mechanisms and lifting mechanisms, so that when the steel pipes are conveyed to the feeding end of the frame, the steel pipes can be respectively arranged on the upper layer or the lower layer of conveying chain of the frame through the matching of the material blocking mechanisms and the lifting mechanisms according to the situation, thereby realizing the simultaneous continuous production of two layers of steel pipes on a single production line under the original occupied area, improving the production efficiency and the production speed, reducing the input cost and having better economic benefit.
Drawings
FIG. 1 is a schematic diagram of the structure of the front view of the present invention;
FIG. 2 is a schematic view of a partially enlarged structure of a feed end of the present invention;
FIG. 3 is a schematic view of a material blocking state structure of a material blocking mechanism;
FIG. 4 is a schematic view of a non-blocking state of the dam mechanism;
FIG. 5 is a schematic view of the structure of the lifting mechanism;
fig. 6 is a schematic top view of the present invention.
Detailed Description
As shown in fig. 1-5, the invention comprises a frame 1 installed in a furnace body 12, wherein three conveying chains are installed on the frame 1 side by side, a feeding rack 2 and a discharging rack 3 are respectively arranged at two sides of the frame 1 corresponding to each conveying chain, the frame 1 is a long frame, a feeding rack 2 and a discharging rack 3 are respectively arranged at two sides of the frame 1, the height of the feeding rack 2 is greater than that of the discharging rack 3, the feeding rack 2 is arranged at the feeding end of the lower layer of the frame 1, the discharging rack 3 is arranged at the discharging end of the lower layer of the frame 1, and the height of the feeding rack 2 is not greater than 1.2m; the table top of the feeding rack 2 is inclined downwards along the feeding end of the rack 1; the feeding end and the discharging end face of the frame 1 are both provided with slope faces, the tail end of the discharging end of the upper layer of the frame 1 is provided with a stop block 11, the inner side face of the stop block 11 is in a concave arc shape, and the steel pipe 8 conveyed by the upper layer can be effectively prevented from falling off; the frame 1 is upper and lower bilayer structure, and the conveyer chain of installation side by side is including upper conveying chain 4, the lower floor's conveyer chain 5 that can carry simultaneously, is equipped with stop gear 6 in frame 1 feed end side, all be equipped with elevating system 7 in frame 1 feed end, discharge end side, elevating system 7 sets up in the stop gear 6 side end of keeping away from frame 1, and for the process such as being convenient for preheat, stoving and anticorrosive coating solidification, the steel pipe is horizontal continuous production, keeps off the material or elevating system through stop gear 6 and elevating system 7 of every conveyer chain department to the steel pipe, carries through three conveyer chains afterwards.
The material blocking mechanism 6 comprises a base 61, a first oil cylinder 62 is arranged on the base 61, a fixing frame 63 is arranged on the base 61 at the side end of the first oil cylinder 62, a piston rod of the first oil cylinder 62 is connected with a material blocking rod 64, the material blocking rod 64 is in a vertical hook shape, a piston rod of the first oil cylinder 62 is connected with the short side end part of the material blocking rod 64, a bending part of the material blocking rod 64 is movably connected to the top end of the fixing frame 63 through a pin shaft, and when the material blocking mechanism 6 stops material blocking, the height of the material blocking rod 64 and the height of the fixing frame 63 are not larger than the height of the lower conveying chain 5; the lifting mechanism 7 is arranged at the side end of the material blocking mechanism 6 far away from the frame 1, the lifting mechanism 7 comprises a second oil cylinder 71, a piston rod of the second oil cylinder 71 is connected with a lifting frame 72 in an inverted concave shape, and the top end of the lifting frame 72 is in a V shape, so that the steel pipe 8 can be conveniently supported; when the lifting mechanism 7 feeds materials, the height of the bottom of the V-shaped part of the lifting frame 72 is higher than the height of the conveying chain of each layer corresponding to the stop feeding position of the conveying chain of each layer, namely when the lifting frame 72 is lifted to the upper layer or the lower layer of the slope surface of the frame 1, the lowest point of the V-shaped part of the lifting frame 72 is slightly higher than the highest point of the slope surface of the frame 1, so that the steel pipe 8 on the lifting frame 72 can be smoothly conveyed; the upper layer conveying chain 4 and the lower layer conveying chain 5 are double-row chains, a shifting fork 9 is arranged on each of the upper layer conveying chain 4 and the lower layer conveying chain 5 at intervals of n links, and balls 10 are arranged on the shifting fork 9, so that conveying of the steel pipe 8 is facilitated, wherein n is not less than 2, and n is preferably 2 in the embodiment; the upper conveying chain 4 and the lower conveying chain 5 are arranged from the feeding end to the discharging end in a downward inclined mode, and the height difference between the feeding end and the discharging end of each layer of conveying chain is 120mm.
The invention also comprises a set of power device, the upper layer conveying chain 4 is in transmission connection with the lower layer conveying chain 5, and synchronous movement is realized through the same set of power device; the power device is a driving motor; of course, two independent power devices can be adopted and respectively arranged at two sides of the frame 1 and respectively connected with the upper layer conveying chain 4 and the lower layer conveying chain 5 to realize synchronous movement;
when the steel pipe 8 is conveyed to the feeding end of the frame 1 along the inclined surface of the feeding rack 2, the steel pipe 8 can be respectively arranged on the upper conveying chain 4 or the lower conveying chain 5 of the frame 1 through the matching of the stop mechanism 6 and the lifting mechanism 7 according to the situation, namely, when the steel pipe 8 is required to be conveyed to the upper layer of the frame 1, the conveying of the steel pipe 8 can be stopped by the stop rod 64, the end part outside the inclined surface of the feeding end of the frame 1 can resist the steel pipe 8, the double positioning function can be realized, meanwhile, the stop rod 64 can also prevent misoperation, the steel pipe 8 is conveyed to the lower layer of the frame 1, then the steel pipe 8 is lifted to be slightly higher than the inclined surface of the feeding end of the upper layer of the frame 1 through the lifting frame 72, and the steel pipe 8 can roll down to the upper conveying chain 4 along the inclined surface of the feeding end of the upper layer of the frame 1 in the descending of the lifting frame 72; on the contrary, the first oil cylinder 62 drives the material blocking rod 64 to rotate to be parallel to the direction of the lower conveying chain 5, the second oil cylinder 71 drives the lifting frame 72 to lift the steel pipe 8 to be slightly higher than the inclined surface of the lower feeding end of the frame 1, the lifting frame 72 descends, and the steel pipe 8 rolls down to the lower conveying chain 5 along the inclined surface of the lower feeding end of the frame 1; when the steel pipes 8 are respectively conveyed to the discharge end through the upper conveying chain 4 and the lower conveying chain 5, the lower steel pipes 8 directly roll down to the discharge rack 3 through the slope surface of the discharge end, and the upper steel pipes 8 are conveyed to the discharge rack 3 through the lifting rack 72 of the lifting mechanism 7, so that continuous production of two layers of steel pipes on a single production line can be realized under the original occupied area, the production efficiency and the production speed are improved, the input cost is low, and the economic benefit is better.
Claims (8)
1. The chain type steel pipe conveying device for the large hot blast stove comprises a rack arranged in a stove body, wherein at least two conveying chains are arranged on the rack side by side, and a feeding rack and a discharging rack are respectively arranged on two sides of the rack corresponding to each conveying chain;
the material blocking mechanism comprises a base, a first oil cylinder is arranged on the base, a fixing frame is arranged on the base at the side end of the first oil cylinder, a piston rod of the first oil cylinder is connected with a material blocking rod, the material blocking rod is in a vertical hook shape, the piston rod is connected with the end part of the short side of the material blocking rod, the bending part of the material blocking rod is movably connected to the top end of the fixing frame through a pin shaft, and when the material blocking mechanism stops stopping materials, the height of the material blocking rod and the height of the fixing frame are not greater than the height of a lower conveying chain;
the lifting mechanism comprises a second oil cylinder, a piston rod of the second oil cylinder is connected with a lifting frame in an inverted concave shape, and the top end of the lifting frame is in a V shape; when the lifting mechanism feeds materials, the height of the bottom of the V-shaped of the lifting frame is higher than the height of the conveying chain of each layer at the position corresponding to the stop feeding position of the conveying chain of each layer;
when the steel pipe is required to be conveyed to the upper layer, the steel pipe is resisted through the material blocking rod and the frame, the steel pipe is lifted to be slightly higher than the inclined surface of the feeding end of the upper layer of the frame through the lifting frame after being conveyed to the lower layer of the frame, then the lifting frame descends, and the steel pipe rolls down onto the upper layer conveying chain along the inclined surface of the feeding end of the upper layer of the frame;
when the steel pipe is required to be conveyed to the lower layer, the material blocking rod is rotated to be parallel to the direction of the lower conveying chain, and the second oil cylinder is driven, so that the lifting frame lifts the steel pipe to be slightly higher than the inclined surface of the lower feeding end of the frame, the lifting frame descends, and the steel pipe rolls down to the lower conveying chain along the inclined surface of the lower feeding end of the frame.
2. A chain type steel pipe conveying device for a large hot blast stove according to claim 1, further comprising a set of power devices, wherein the upper conveying chain is in transmission connection with the lower conveying chain, and synchronous movement is realized through the same set of power devices.
3. The chain type steel pipe conveying device for large hot blast stove according to claim 1, further comprising two independent power devices which are respectively arranged at two sides of the frame and are respectively connected with the upper conveying chain and the lower conveying chain to realize synchronous movement.
4. The chain type steel pipe conveying device for large hot blast stove according to claim 1, wherein the upper layer conveying chain and the lower layer conveying chain are both double-row chains, shifting forks are arranged on the upper layer conveying chain and the lower layer conveying chain at intervals of n sections, balls are arranged on the shifting forks, and n is not less than 2.
5. The chain type steel pipe conveying device for large hot blast stove according to claim 1, wherein the upper conveying chain and the lower conveying chain are arranged from the feeding end to the discharging end in a downward inclined mode, and the height difference between the feeding end and the discharging end of each conveying chain is 100 mm-130 mm.
6. The chain type steel pipe conveying device for a large hot blast stove according to claim 1, wherein the height of the feeding rack is larger than that of the discharging rack, the feeding rack is arranged at the feeding end of the lower layer of the rack, the discharging rack is arranged at the discharging end of the lower layer of the rack, and the height of the feeding rack is not larger than 1.2m; the table top of the feeding rack is inclined downwards along the feeding end of the rack.
7. A large scale hot blast stove chained steel pipe conveying device according to claim 1, wherein the feeding end and the discharging end face of the frame are both provided as slope surfaces.
8. The chain type steel pipe conveying device for large hot blast stove according to claim 1, wherein a stop block is arranged at the tail end of the upper layer discharging end of the frame, and the inner side surface of the stop block is in a concave arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710330614.XA CN107055041B (en) | 2017-05-11 | 2017-05-11 | Chain type steel pipe conveying device for large hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710330614.XA CN107055041B (en) | 2017-05-11 | 2017-05-11 | Chain type steel pipe conveying device for large hot blast stove |
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| Publication Number | Publication Date |
|---|---|
| CN107055041A CN107055041A (en) | 2017-08-18 |
| CN107055041B true CN107055041B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710330614.XA Active CN107055041B (en) | 2017-05-11 | 2017-05-11 | Chain type steel pipe conveying device for large hot blast stove |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108861501A (en) * | 2018-08-08 | 2018-11-23 | 无锡大东机械制造有限公司 | A kind of double-deck alternately switching conveyer |
| CN112407885B (en) * | 2020-11-24 | 2022-04-29 | 中材科技（九江）有限公司 | Numerical control lathe group feeding and discharging double-layer material rack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09169425A (en) * | 1995-12-22 | 1997-06-30 | Fuji Photo Film Co Ltd | Method and device for carrying work |
| JP5468318B2 (en) * | 2009-06-29 | 2014-04-09 | 光洋サーモシステム株式会社 | Heat treatment furnace |
| CN205739368U (en) * | 2016-01-26 | 2016-11-30 | 浙江工业大学 | A kind of article shunting transporter being applied to tiered warehouse facility tunnel |
| CN206108316U (en) * | 2016-10-13 | 2017-04-19 | 上海嘉峥机械有限公司 | Switching -over conveyer with automatic function of carrying |
| CN207001606U (en) * | 2017-05-11 | 2018-02-13 | 无锡信德隆工业炉有限公司 | A kind of large-scale hot-blast stove chain steel pipe conveying device |
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