CN109607232B - Bidirectional material taking hopper of bucket wheel blending material taking machine - Google Patents
Bidirectional material taking hopper of bucket wheel blending material taking machine Download PDFInfo
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- CN109607232B CN109607232B CN201811513974.4A CN201811513974A CN109607232B CN 109607232 B CN109607232 B CN 109607232B CN 201811513974 A CN201811513974 A CN 201811513974A CN 109607232 B CN109607232 B CN 109607232B
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- hopper
- material taking
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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
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/16—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with rotary pick-up conveyors
- B65G65/20—Paddle wheels
Abstract
The invention relates to a bidirectional material taking hopper of a blending material taking machine, which comprises a hopper body, a support, a pin shaft and a pressing plate, wherein the hopper body is formed by welding two side plates and two top plates to form a symmetrical bidirectional opening form, the lengths of the two top plates are slightly smaller than the length of a contact part of the hopper body and the support, the 2/3 area part of each side plate close to the support is in an arc shape, and the 1/3 area part of each side plate close to the top plate is in an obtuse-angle opening shape. According to the invention, manual bucket replacement work is not required during reversing material taking, the structure has good stress condition and high working efficiency, and meanwhile, the material is saved, the welding and machining amount is reduced, the detection cost of the material, the welding and the welding seam quality can be saved, and the labor, material and time cost during bucket replacement can be saved.
Description
Technical Field
The invention belongs to the technical field of material conveying, and particularly relates to a bidirectional material taking hopper of a bucket wheel blending material taking machine.
Background
The bucket-wheel mixing reclaimer is a large-scale bulk material continuous conveying machine widely used in steel plants, aluminum plants, mines and other places, and is used for reclaiming iron ore, alumina, sandstone and other homogenizing material yards. The bucket-wheel blending reclaimer consists of a bucket-wheel mechanism, a trolley mechanism, a bridge belt conveyor, a harrow frame mechanism, a traveling mechanism, an electrical system and other parts. The material taking range of the bucket-wheel blending reclaimer is varied from 100T/H to 3500T/H, the reclaimer is customized according to the requirements of each production enterprise, the reclaimer adopts a heavy-duty work system, the annual working time is more than 330 days, after the reclaimer finishes each material of a stock ground, the reclaimer needs to manually change the material taking bucket and then reversely operate to take the material, the current hopper direction is basically completed by manpower, the hopper is heavy, the operation environment is severe, the manual hopper direction taking is time-consuming and labor-consuming, the efficiency is extremely low, and certain safety risks exist.
At present, the reversing structural forms of a material taking hopper of a hopper-wheel blending reclaimer are many, and the commonly used reversing structural forms comprise a pin shaft connecting form, a pressing plate form and a pull rod form. The pin shaft form is troublesome in manufacturing, the fixing lug plate of the material taking hopper and the wheel body main body need to be matched and manufactured, and then assembly welding is carried out, so that the time is long, and the cost is high; the pressing plate is simple in form and structure, can be adjusted through the waist-shaped hole of the pressing plate, is convenient to install and manufacture, but is not ideal in use effect, the pressing plate is easy to damage, and the pressing plate cannot be pressed after the bucket is worn, so that the normal work of the reclaimer is influenced; the pull rod type structure is simple and convenient, the installation and the manufacture are convenient, the pull rod is easy to deform when in use, the fit clearance between the reversing hopper and the wheel body is overlarge, and the use effect is not ideal. Above three kinds of structural style all need the manual work to commutate when the reclaimer commutates the operation, and need many people to cooperate, need to use auxiliary machinery equipment downwards even the abominable condition, and is consuming time hard, with high costs.
Chinese patent (CN201620346065.6) provides a blending reclaimer bucket wheel that changes hopper opening direction through drive arrangement, but uses rotatable pivot to connect in using, and the pivot journal stirrup is fragile easily, and the fixity is not enough when increasing the rotation nature, breaks away from easily and gets the material direction, and the material direction and the angle of getting of different hoppers appear all inconsistent even, lead to getting the material in-process and block, and effort between each other is uncoordinated.
As mentioned above, although the structure of the material taking hopper is numerous, the prior art has various defects in manufacturing and use, the performance of the machine is unstable in the using process, and the heavy-load production requirement cannot be met. How to research and design a material taking hopper with stable and reliable service performance, simple maintenance and cost saving is a problem which is urgently needed to be solved at present.
Disclosure of Invention
The invention aims to solve the problems, and provides a novel bidirectional material taking hopper which is novel in structural form, adopts novel materials, is convenient to take materials, does not need reversing, reduces manpower, is wear-resistant and high-temperature-resistant, and achieves the purposes of meeting production requirements and saving materials.
The invention provides a bidirectional material taking hopper of a blending material taking machine with a new structure, which comprises a hopper body, a support, a pin shaft and a pressing plate, and is characterized in that the hopper body is formed by welding two side plates and two top plates to form a symmetrical bidirectional opening form, wherein the lengths of the two top plates are slightly smaller than the length of a contact part of the hopper body and the support, the 2/3 area part of the side plate close to the support is in an arc shape, and the 1/3 area part of the side plate close to the top plate is in an obtuse angle opening shape.
Furthermore, the separating lining plates are arranged on the central axis of the two side plates and the two top plates of the hopper body, namely the separating lining plates are arranged at the center of the hopper, and the lining plates are replaceable high-temperature-resistant and wear-resistant lining plates and have excellent strength and wear-resistant and high-temperature-resistant performances. Because the lining plate is convenient to replace and pull away, the invention can omit the design of the scraping plate, and the structure is simpler.
Furthermore, in order to strengthen the compressive resistance and the strength of the side plate, 2-4 rib plates can be additionally arranged on the side plate.
Furthermore, the inner side surfaces of the side plates and the top plate are compounded with Fe4W2The C-type high-tungsten wear-resistant cast iron contains 15-18% of tungsten and 2.5-3.5% of carbon, and eutectic tungsten carbide is used as a hard strengthening phase.
Furthermore, the high-temperature-resistant and wear-resistant lining plate is prepared by putting 20-30 parts by weight of alumina, 5-10 parts by weight of mullite, 5-8 parts by weight of quartz sand, 5 parts by weight of chromium carbide, 3 parts by weight of titanium carbide and 2 parts by weight of Rh-10Ru alloy into a heating furnace, melting and quenching and tempering under the protection of positive pressure of argon, performing biochemical reaction on furnace charge at the high temperature of 1500-2000 ℃, and casting after refining for 80 s; then cooling to 1200 ℃, forging, rolling and forming, and repeatedly annealing to obtain the wear-resistant lining plate.
Furthermore, the front end of the opening of the top plate of the bucket body is designed to be a bucket blade, and the bucket blade can be additionally provided with excavating bucket teeth according to different application scenes. Wherein, the bucket tooth and the bucket blade adopt a plasma arc surfacing method and are surfaced by a chromium carbide and boron carbide welding rod.
Furthermore, the support of the material taking hopper and the wheel body are connected through a pin shaft, and two ends of the hopper body of the bidirectional material taking hopper are provided with rabbets to be fixed with the wheel body.
Furthermore, 3-10 bidirectional material taking hoppers are arranged and uniformly distributed on the circumference of the outer ring of the wheel body.
The plurality of material taking hoppers are welded or integrally and fixedly designed on the circumference of the outer ring of the wheel body, materials can be taken along with the rotation of the hopper wheel in a circulating manner, the materials can be taken in a forward circulating manner or a reverse circulating manner, and the intelligent motor is used for driving and controlling the materials. Through the continuous rotation of bucket wheel, the material is surely dug to the material and is got the material to the getting hopper, and the rotatory arc motion of the rotatory process of rethread bucket wheel and getting hopper bucket body transports the material rotation and gets on the material belt feeder, and the free fall of material self again is fallen on getting the material belt and is accomplished the transport of material.
The intelligent motor is used for driving and controlling the bucket wheel and the material taking bucket, so that the material taking quantity can be adjusted, the variable frequency control can be realized, and the speed regulation and the energy conservation can be realized according to different types, properties, water content, viscosity and the like of materials.
In the invention, because the double-opening type is designed, reversing operation is not needed, and the material taking device directly works reversely to take the material after taking the material in one stock ground. The bidirectional opening is designed to be in a symmetrical form, the positive and negative material taking effect is stable and reliable, and the work of the other side of the hopper cannot be influenced even if the unilateral hopper is abraded. If the materials are hardened and frozen, the bucket teeth can be additionally arranged at the bucket edge of the hopper. According to the invention, manual bucket replacement work is not required during reversing material taking, the structure has good stress condition and high working efficiency, and meanwhile, the material is saved, the welding and machining amount is reduced, the detection cost of the material, the welding and the welding seam quality can be saved, and the labor, material and time cost during bucket replacement can be saved.
Compared with the Chinese patent (CN201620346065.6), the novel material taking hopper has the advantages that the structure is simpler, the performance is more stable, the problem of changing the opening direction of the hopper is solved, the novel material taking hopper can be suitable for most application scenes, the expensive purchase, installation and maintenance costs of driving devices such as an air cylinder, a hydraulic rod, an electric push rod and the like are saved, and the novel material taking hopper is a scheme considering the optimal balance of the convenience and the fixity of material taking rotation. In practical application, the faults of clamping, friction, sliding and the like caused by line kinking of a driving device and inconsistent material taking directions and angles of different hoppers cannot occur, and the acting force and the tendency of the different material taking hoppers are coordinated.
In conclusion, the beneficial effects of the invention are as follows: firstly, a new structural form is designed, the hopper connection and fixing form is reasonably designed, and the hopper structure is safe and reliable; secondly, save the cost of manufacture, saved fixed otic placode, clamp plate or pull rod, the machining volume reduces by a wide margin, simple manufacture, and the material utilization is high, and the manufacturing time is few, can practice thrift material, equipment, human cost, thirdly need not the switching-over step for the production job schedule of enterprise has accelerated, raises the efficiency, reduce cost.
Drawings
Fig. 1 is a front view of the present invention in use on the take-out hopper of a blend reclaimer.
Fig. 2 is a left side view of the present invention in use on the take-out hopper of a blend reclaimer.
Fig. 3 is a top view of the present invention in use on the take-out hopper of a blend reclaimer.
FIG. 4 is a schematic diagram of the present invention applied to a wheel mechanism of a mixer reclaimer.
FIG. 5 is a schematic diagram of the application of a bucket wheel mechanism of a pin shaft type mixing and reclaiming machine.
FIG. 6 is a schematic diagram of the use of a platen type mixer reclaimer bucket wheel mechanism.
FIG. 7 is a schematic diagram of the application of a bucket wheel mechanism of a draw bar type mixing and reclaiming machine.
Wherein, 1 the bucket body; 2, a support; 3, a pin shaft; 4, side plates; 5, a gasket; 6, bolts; 7 a top plate; 8, a bucket blade; 9, pressing a plate; 10 separating the liners.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples, which are intended to illustrate rather than to limit the invention, and various changes, modifications and decorations can be made to the invention by those skilled in the art without departing from the spirit of the invention as defined by the appended claims.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, a two-way material taking hopper of blending material taking machine of new construction, including the bucket body 1, support 2, round pin axle 3, clamp plate 9, bucket body 1 is formed by two blocks of curb plates 4 and two roof 7 welding, form symmetrical two-way opening form, wherein two roof 7 length slightly less than the length of bucket body 1 and support 2 contact site, the 2/3 area part that the curb plate is close to support 2 is circular-arc, the 1/3 area part that curb plate 4 is close to roof 7 is obtuse angle opening form, such design both guaranteed material taking hopper be convenient for when blending material taking machine's bucket wheel is rotatory with the flexible mild contact of material, guarantee the material taking volume under corresponding opening width again, consider structural stability and intensity simultaneously.
The separating lining plates 10 are arranged on the central axis of the two side plates 4 and the two top plates 7 of the hopper body 1, namely the separating lining plates 10 are arranged at the center of the hopper, and the lining plates are replaceable high-temperature-resistant and wear-resistant lining plates and have excellent strength and wear-resistant and high-temperature-resistant performances. The high-temperature-resistant and wear-resistant lining plate is prepared by putting 20-30 parts of alumina, 5-10 parts of mullite, 5-8 parts of quartz sand, 5 parts of chromium carbide, 3 parts of titanium carbide and 2 parts of Rh-10Ru alloy into a heating furnace, melting and quenching and tempering under the protection of positive pressure of argon, performing biochemical and chemical reaction on furnace burden at the high temperature of 1500-2000 ℃, refining for 80s and then casting; then cooling to 1200 ℃, forging, rolling and forming, and repeatedly annealing to obtain the wear-resistant lining plate.
In order to strengthen the compressive resistance and the strength of the side plate 4, 2-4 rib plates can be additionally arranged on the side plate 4. The inner side surfaces of the side plate 4 and the top plate 7 are compounded into Fe4W2The C-type high-tungsten wear-resistant cast iron contains 15-18% of tungsten and 2.5-3.5% of carbon, and eutectic tungsten carbide is used as a hard strengthening phase.
The front end of the opening of the top plate 7 of the bucket body 1 is designed to be a bucket blade 8, and the bucket blade 8 can be additionally provided with excavating bucket teeth according to different application scenes. The bucket teeth and the bucket blades are subjected to surfacing by using a plasma arc surfacing method and a chromium carbide and boron carbide welding rod.
The material taking hopper is connected with the support 2 of the wheel body through a pin shaft 3, and the two ends of the hopper body 1 of the bidirectional material taking hopper are provided with rabbets to be fixed with the wheel body. The bidirectional material taking hoppers are arranged in 3-10 numbers and are uniformly distributed on the circumference of the outer ring of the wheel body.
The plurality of material taking hoppers are welded or integrally and fixedly designed on the circumference of the outer ring of the wheel body, materials can be taken along with the rotation of the hopper wheel in a circulating manner, the materials can be taken in a forward circulating manner or a reverse circulating manner, and the intelligent motor is used for driving and controlling the materials. Through the continuous rotation of bucket wheel, the material is surely dug to the material and is got the material to the getting hopper, and the rotatory arc motion of the rotatory process of rethread bucket wheel and getting hopper bucket body transports the material rotation and gets on the material belt feeder, and the free fall of material self again is fallen on getting the material belt and is accomplished the transport of material. Carry out drive control to bucket wheel and fetching hopper through intelligent motor, both can adjust the volume of getting the material, can also realize variable frequency control, according to the difference such as kind, property, moisture content, viscosity of material, realize speed governing and energy-conservation.
As can be seen from FIG. 1, the middle dotted line of the bucket body 1 is the partition lining board 10. The bidirectional opening is simple in design structure, convenient to manufacture and high in working efficiency. When the blending reclaimer works, the material taking hopper takes the material through the rotation of the wheel body and the feeding of the cart. When the material taking machine finishes taking the materials in one bin, the wheel body rotates reversely, the cart feeds reversely, and the material taking hopper continues to take the materials. The continuous feeding of materials is guaranteed due to the fact that bucket replacement work is not needed in the process, working efficiency is improved, continuity of smelting work is guaranteed, and a large amount of manpower, material resources and time cost are saved.
Claims (7)
1. A two-way material taking hopper of a blending material taking machine comprises a hopper body, a support, a pin shaft and a pressing plate, and is characterized in that the hopper body is formed by welding two side plates and two top plates to form a symmetrical two-way opening form, wherein the lengths of the two top plates are slightly smaller than the length of a contact part of the hopper body and the support, the 2/3 area part of each side plate close to the support is in an arc shape, and the 1/3 area part of each side plate close to the top plate is in an obtuse-angle opening shape; separating lining plates are arranged on the central axis of the two side plates and the two top plates of the bucket body, and the separating lining plates are replaceable high-strength high-temperature-resistant wear-resistant lining plates; the support of the material taking hopper and the wheel body are connected by a pin shaft, and two ends of the hopper body of the bidirectional material taking hopper are provided with rabbets to be fixed with the wheel body;
the preparation method of the high-temperature-resistant and wear-resistant lining plate comprises the following steps of putting 20-30 parts by weight of alumina, 5-10 parts by weight of mullite, 5-8 parts by weight of quartz sand, 5 parts by weight of chromium carbide, 3 parts by weight of titanium carbide and 2 parts by weight of Rh-10Ru alloy into a heating furnace, melting and quenching and tempering under the protection of positive pressure of argon, carrying out biochemical reaction on furnace burden at the high temperature of 1500-2000 ℃, and casting after refining for 80 s; then cooling to 1200 ℃, forging, rolling and forming, and repeatedly annealing to obtain the wear-resistant lining plate.
2. The bidirectional material taking hopper of the blending material taking machine according to claim 1, wherein 2-4 rib plates are additionally arranged on the side plates.
3. The bidirectional material taking hopper of the blending material taking machine as claimed in claim 1, wherein the inner side surfaces of the side plates and the top plate are compounded with Fe4W2The C-type high-tungsten wear-resistant cast iron contains 15-18% of tungsten and 2.5-3.5% of carbon, and eutectic tungsten carbide is used as a hard strengthening phase.
4. The bidirectional material taking hopper of the blending material taking machine as claimed in claim 1, wherein the front end of the opening of the top plate of the hopper body is designed to be a hopper blade, and the hopper blade can be additionally provided with excavating hopper teeth according to different application scenes.
5. The bidirectional material taking hopper of the blending reclaimer as recited in claim 4, wherein the hopper teeth and the hopper blade are welded by a chromium carbide or boron carbide electrode by a plasma arc welding method.
6. The bidirectional material taking hopper of the blending material taking machine as claimed in claim 1, wherein the bidirectional material taking hopper is provided with 3-10 bidirectional material taking hoppers which are uniformly distributed on the circumference of the outer ring of the wheel body.
7. The method for taking materials from the bidirectional material taking hopper of the blending material taking machine as claimed in any one of claims 1 to 6, wherein the bidirectional material taking hopper is welded or integrally and fixedly designed on the circumference of the outer ring of the wheel body, and is driven and controlled by an intelligent motor to take materials in a forward circulation or a reverse circulation manner along with the rotation circulation of the hopper wheel; through the continuous rotation of bucket wheel, the material is surely dug to the material and is got the material to the getting hopper, and the rotatory arc motion of the rotatory process of rethread bucket wheel and getting hopper bucket body transports the material rotation and gets on the material belt feeder, and the free fall of material self again is fallen on getting the material belt and is accomplished the transport of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811513974.4A CN109607232B (en) | 2018-12-11 | 2018-12-11 | Bidirectional material taking hopper of bucket wheel blending material taking machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811513974.4A CN109607232B (en) | 2018-12-11 | 2018-12-11 | Bidirectional material taking hopper of bucket wheel blending material taking machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109607232A CN109607232A (en) | 2019-04-12 |
| CN109607232B true CN109607232B (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811513974.4A Active CN109607232B (en) | 2018-12-11 | 2018-12-11 | Bidirectional material taking hopper of bucket wheel blending material taking machine |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2267265B2 (en) * | 1974-04-12 | 1978-09-15 | Barre Marcel | |
| CN108190544A (en) * | 2018-01-15 | 2018-06-22 | 武汉中地金盾环境科技有限公司 | One kind has form bucket wheel reclaimer structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2522562A1 (en) * | 1975-05-22 | 1976-12-09 | Koch Transporttechnik Gmbh | BUCKET WHEEL EXCAVATORS WITH BOTH ROTATING DIRECTIONS |
| DE9410837U1 (en) * | 1994-07-11 | 1994-11-03 | Pwh Anlagen & Systeme Gmbh | Cup reloader with cups |
| DE102011015247B4 (en) * | 2011-03-28 | 2015-11-12 | Takraf Gmbh | Device for automatically swinging the blades arranged on a blade wheel |
-
2018
- 2018-12-11 CN CN201811513974.4A patent/CN109607232B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2267265B2 (en) * | 1974-04-12 | 1978-09-15 | Barre Marcel | |
| CN108190544A (en) * | 2018-01-15 | 2018-06-22 | 武汉中地金盾环境科技有限公司 | One kind has form bucket wheel reclaimer structure |
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| CN109607232A (en) | 2019-04-12 |
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