CN108435820B - On-line processing method for process waste and self-shearing continuous extrusion machine for process waste - Google Patents
On-line processing method for process waste and self-shearing continuous extrusion machine for process waste Download PDFInfo
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- CN108435820B CN108435820B CN201810572090.XA CN201810572090A CN108435820B CN 108435820 B CN108435820 B CN 108435820B CN 201810572090 A CN201810572090 A CN 201810572090A CN 108435820 B CN108435820 B CN 108435820B
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- cutting device
- process waste
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- 239000002699 waste material Substances 0.000 title claims abstract description 120
- 238000001125 extrusion Methods 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 63
- 238000010008 shearing Methods 0.000 title claims abstract description 12
- 238000003672 processing method Methods 0.000 title description 3
- 238000005520 cutting process Methods 0.000 claims abstract description 58
- 238000010924 continuous production Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C35/00—Removing work or waste from extruding presses; Drawing-off extruded work; Cleaning dies, ducts, containers, or mandrels
- B21C35/04—Cutting-off or removing waste
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention belongs to the field of equipment manufacturing and nonferrous metal processing, and particularly relates to continuous extrusion equipment and a method and a device for online treatment of process waste thereof. The installation position of the waste cutting device is determined according to the overflow positions of waste materials of different types of continuous extruders, and when the continuous extruders work, a main shaft system of the continuous extruders or an independent power system is utilized to provide power for the waste cutting device so as to drive a cutter of the waste cutting device to rotate and cut continuous process waste into short discontinuous process waste. Based on the method, a process waste self-shearing continuous extrusion machine is provided, and a waste cutting device is additionally arranged and is used for cutting continuous process waste generated at a scraper and/or a cavity into short discontinuous process waste. The invention solves the problems of difficult collection, time and labor waste of continuous waste materials in the prior art, is beneficial to saving manpower and reducing the labor intensity of workers.
Description
Technical Field
The invention belongs to the field of equipment manufacturing and nonferrous metal processing, and particularly relates to continuous extrusion equipment and a method and a device for online treatment of process waste thereof.
Background
The working principle of the existing continuous extrusion machine is shown in figure 1, after being pressed down by a compacting wheel 2, a blank 1 is embedded in a wheel groove 4 and rotates together with an extrusion wheel 5 under the action of friction force, a cambered surface on a cavity 3 is matched with the outer circumferential surface of the extrusion wheel, and a small gap is kept between the two cambered surfaces during working; when the extrusion wheel rotates clockwise during operation, the cavity is fixed, a protruding part (a material blocking block) on the cavity stretches into a groove of the extrusion wheel, when the blank rotates to the material blocking block along the extrusion wheel, the blank is subjected to plastic deformation after being blocked along the circumferential direction, the flowing direction is changed, and the blank enters the cavity; because the blanks are supplied continuously, a certain pressure is formed in the cavity, and most of the blanks are extruded by the die under the action of the pressure to form a product 6; a small part of blank is extruded from a gap between the cavity and the extrusion wheel to form a flash; when aluminum and aluminum alloy are extruded, the flash is adhered to the surface of the extrusion wheel and rotates together with the extrusion wheel, and in order to prevent the flash from reentering the extrusion area to influence the quality of products, a flash stripping device scraper 8 is designed, and when the flash rotates to the position of the scraper, the flash is stripped to form waste 7; when copper and copper alloy are continuously extruded, scraps 9 are generated in the cavity in addition to the flash generated at the position of the scraper, and the formed process scraps are continuously generated due to continuous feeding of blanks.
The existing main problems are that the process waste is in a continuous strip shape, is inconvenient to collect and occupies large space; particularly, for large-scale continuous extrusion equipment, because the production efficiency is high, the process waste generated in unit time is more, and therefore, operators are required to continuously treat the process waste, the labor is wasted, and the labor intensity is high.
Disclosure of Invention
In order to solve the problems, the invention provides a process waste self-shearing continuous extrusion machine and an online process waste treatment method. The overflow is sheared after being stripped, continuous strip waste is changed into discontinuous process waste, collection and arrangement are facilitated, only periodic treatment is needed, labor is saved, and labor intensity of workers is reduced.
In order to achieve the above purpose, the invention adopts the following technical scheme: the online treatment method of the process waste is provided, which comprises the following steps: the installation position of the waste cutting device is determined according to the waste overflow positions of different types of continuous extruders, and when the continuous extruders work, a main shaft system of the continuous extruders or an independent power system is utilized to provide power for the waste cutting device so as to drive a cutter of the waste cutting device to rotate and cut continuous process waste into short discontinuous process waste.
In the method, when the continuous extrusion machine is an aluminum extrusion machine, the waste cutting device is arranged on a frame or a scraper seat of the extrusion machine, a cutter of the waste cutting device and the main shaft system reversely rotate, and the rotating track of the cutting edge of the cutter is tangent to the lower surface of the scraper or has a small gap, so that the cutter can be ensured to freely rotate.
In the method, when the continuous extrusion machine is a copper extrusion machine, a cutting board is arranged at the junction of the overflowed waste at the scraper and the running track of the overflowed waste at the cavity of the extrusion machine, the waste cutting device is arranged on the frame of the extrusion machine, the cutter of the waste cutting device and the main shaft system rotate in the same direction, the rotating track of the cutting edge of the cutter is tangent to the upper surface of the cutting board or has a small gap, and the cutter can be ensured to rotate freely.
In the method, the cut process waste slides down to a waste bin through a bevel slide plate for centralized recovery.
The utility model provides a process waste self-shearing continuous extrusion machine, includes the frame, installs the main shaft system in the frame, installs the extrusion wheel on the main shaft, and cavity and install on the scraper blade holder, and with the tangent scraper of extrusion wheel outer circumference, still include waste cutting device, it is used for cutting off the continuous process waste that scraper department and/or cavity department produced into the discontinuous process waste of short strip, waste cutting device installs on frame or scraper blade holder, and waste cutting device's drive power is provided by main shaft system or independent driving system.
The waste cutting device comprises a driving wheel, a rotating shaft, a cutter and a bearing, wherein the driving wheel is provided with driving force by a main shaft system or an independent power system, the rotating shaft is connected with the driving wheel through the bearing, and the cutter is arranged on the rotating shaft.
The short discontinuous process waste slides to the waste box through the inclined slide plate for centralized recovery.
When the continuous extrusion machine is an aluminum product extrusion machine, the rotating track of the cutting edge of the cutter of the waste cutting device is tangent to the lower surface of the scraper or has a small gap, and the cutter can be ensured to rotate freely.
The waste cutting device is arranged on the sliding block, the sliding block is arranged in a slideway of the frame, a screw rod for adjusting the position of the sliding block is arranged on the sliding block, and the screw rod fixing seat is fixedly connected with the frame.
When the continuous extrusion machine is a copper extrusion machine, an chopping block is arranged at the junction of the overflowed waste at the scraper and the overflowed waste running track at the cavity of the extrusion machine, the waste cutting device is arranged on the frame of the extrusion machine, the cutter of the waste cutting device and the main shaft system rotate in the same direction, the rotating track of the cutting edge of the cutter is tangent to the upper surface of the chopping block or has a smaller gap, and the cutter can be ensured to rotate freely.
The invention provides an online processing method of process waste and a self-shearing continuous extrusion machine of process waste based on the method. According to the invention, the installation position of the waste cutting device is determined according to different positions of the overflow of the extruder with different materials, the overflow is cut off after being stripped from the overflow, continuous strip-shaped waste is changed into a section of discontinuous process waste, and the cut-off waste is collected into the waste box through the sliding plate, so that the problems that the continuous waste is difficult to collect, time and labor are wasted in the prior art are solved, the labor is saved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic illustration of a continuous extrusion principle and a conventional flash treatment device;
FIG. 2 is a schematic view of the construction of a scrap cutter in the process scrap self-shearing continuous extrusion machine of the present invention;
FIG. 3 is a schematic view of the structure of the rotating shaft of the scrap cutter apparatus according to the present invention;
FIG. 4 is a schematic view showing the structure of a cutter in the scrap cutter apparatus of the present invention;
FIG. 5 is a schematic view of a process waste self-shearing aluminum continuous extrusion machine according to the present invention;
FIG. 6 is a schematic view of another construction of the process waste self-shearing aluminum continuous extrusion machine of the present invention;
FIG. 7 is a schematic view of a process scrap self-shearing copper continuous extrusion machine according to the present invention;
FIG. 8 is a schematic diagram of the connection between the waste cutter device using independent power;
fig. 9 is a schematic view of the scrap cutter apparatus of fig. 7.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The on-line treatment method of the process waste comprises the steps of determining the installation position of a waste cutting device according to the overflow positions of waste of different types of continuous extruders, powering the waste cutting device by using a main shaft system of the continuous extruders or by using an independent power system when the continuous extruders work, driving a cutter of the waste cutting device to rotate, cutting continuous process waste into short discontinuous process waste, and enabling the cut process waste to slide into a waste box through a bevel slide plate for centralized recovery.
When the method is applied to the aluminum continuous extrusion machine, the waste cutting device is arranged on a frame or a scraper seat of the extrusion machine, a cutter of the waste cutting device and a main shaft system reversely rotate, a rotating track of a cutting edge of the cutter is tangent to the lower surface of the scraper or has a small gap, and the cutter can be ensured to freely rotate.
When the method is applied to a copper continuous extrusion machine, a cutting board is arranged at the junction of the overflowed waste at the scraper and the running track of the overflowed waste at the cavity of the extrusion machine, the waste cutting device is arranged on the frame of the extrusion machine, the cutter of the waste cutting device and the main shaft system rotate in the same direction, the rotating track of the cutting edge of the cutter is tangent to the upper surface of the cutting board or has a smaller gap, and the cutter can be ensured to rotate freely.
Fig. 2 is a schematic structural view of the scrap cutter apparatus in the above method, the scrap cutter apparatus includes a driving wheel 11, a rotating shaft 12, a cutter 13 and a bearing 14, the rotating shaft 12 is rotated by the driving wheel 11 by means of a spindle system 10 to obtain power (rotated by means of a separate power system); the cutter 13 is arranged on the rotating shaft 12 and is fixed by bolts, and is driven by the driving wheel to rotate together with the rotating shaft; the rotational path of the cutting edge 19 is tangential to the upper surface of the lower surface 15 (or anvil) of the blade or maintains a small gap.
Wherein the driving wheel 11 is a round cake-shaped part, and the outer circumferential surface of the driving wheel is smooth, gear-shaped or chain-shaped; the rotating shaft 12 shown in fig. 3 is a stepped cylinder, the middle part is provided with at least one rectangular groove 16 along the axial direction, a threaded through hole is arranged on a surface 17 parallel to the groove, and at least one end is provided with a key groove; the rectangular plate of the cutter 13 shown in fig. 4 has a cutting edge 19 at one end, and the opposite side of the cutting edge is inserted into the rectangular slot 16 of the rotating shaft 12 and locked by bolts; bearings 14 are installed at two ends of the rotating shaft, and the inner rings of the bearings are locked with the rotating shaft and the driving wheel through bolts 18.
The scrap cutting device can be selectively arranged on the scraper seat 27 or the frame 23 according to the position of the overflow; the rotation of the main shaft can be used as a power source, and an independent power system can be adopted; the length of the process waste can be controlled by increasing or decreasing the number of cutters and the rotating speed of the rotating shaft.
Specific embodiments of the process waste self-shearing continuous extrusion machine designed based on the process waste on-line treatment method of the present invention are as follows, it being evident that the embodiments described below are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
for extrusion of aluminum and aluminum alloy materials, the scrap on-line cutting device can be designed to be movable, as shown in fig. 5, the driving wheel 11, the rotating shaft 12, the cutter 13 and the bearing 14 are mounted on the sliding block 20 and axially locked by bolts; then the sliding block is installed in the slideway 21 of the frame 23, the screw rod 22 is screwed into the threaded hole 24 of the sliding block, and the screw rod fixing seat 33 is connected and locked with the frame 23; then the cutter 13 is arranged in the rectangular groove 16 of the rotating shaft 12 and locked by bolts, and the gap between the cutting edge 19 of the cutter and the lower surface 15 of the scraper is adjusted, so that the rotating shaft 12 can drive the cutter to rotate freely.
When the continuous extrusion machine is in operation, the continuous extrusion machine is started firstly, the main shaft system rotates anticlockwise, continuous blanks are fed, the positions of the scrapers are adjusted to be tangent to the outer circumferential surface of the extrusion wheel, the overflows are stripped off the extrusion wheel, after the positions of the scrapers are adjusted, the screw rod 22 is rotated to enable the slide block to move towards the direction of the extrusion wheel until the driving wheel contacts with the main shaft system, the driving wheel rotates at the same linear speed with the main shaft system to drive the cutter to rotate clockwise, the cutting edge of the rotating cutter contacts with the process waste 7 and brings the waste into a gap between the rotating shaft and the scrapers, when the cutting edge of the cutter contacts with the lower surface of the scrapers, the process waste 7 is cut off to form short discontinuous process waste 24, and the short discontinuous waste cut by the cutter falls onto the inclined slide plate 25 and slides into the waste box 26 along the inclined slide plate.
Embodiment two:
for extrusion of aluminum and aluminum alloy materials, the scrap on-line cutting device can be mounted on a scraper seat, as shown in fig. 6, the driving wheel 11, the rotating shaft 12, the cutter 13 and the bearing 14 are firstly mounted on the scraper seat 27 and axially locked by bolts; the assembled doctor assembly is then mounted to the frame, ensuring that the drive wheel is in contact with the spindle system.
When the continuous extrusion machine is in operation, the continuous extrusion machine is started first, the spindle system rotates clockwise, the scraper seat is adjusted, the driving wheel and the spindle system rotate together, continuous blanks are fed, the position of the scraper is adjusted to be tangential to the outer circumferential surface of the extrusion wheel, the overflows are stripped off the extrusion wheel, the rotating cutter blade is contacted with the process waste 7, the waste is brought into a gap between the rotating shaft and the scraper, when the cutter blade is contacted with the lower surface of the scraper, the process waste 7 is cut off to form short discontinuous process waste 24, the short waste cut by the cutter falls onto the inclined slide plate 25, and slides into the waste box 26 along the inclined slide plate.
Embodiment III:
for continuous extrusion of copper material, scrap is produced in two places, one in the doctor blade position and the other in the cavity position, in which case it is necessary to mount the flash cutting device on the frame (see fig. 7) and rotate in the same direction as the spindle system. The shaft 12, cutter 13 and bearing 14 are first mounted to the frame 23 and axially locked with bolts. When an independent power system is adopted, the motor 29 and the speed reducer 30 are connected with the frame 23 through a flange 31, and an output shaft of the speed reducer is connected with the rotating shaft 12 through a coupler 32; when chain transmission is adopted, the driving wheel 11 is connected with a chain wheel on the main shaft through a chain; the rotation of the rotating shaft and the main shaft system in the same direction is ensured. When the continuous extrusion machine is in operation, a continuous blank is firstly started, continuous blanks are fed, waste 7 generated at the scraper position and process waste 9 generated at the cavity are slid downwards along the inclined sliding plate 25, the rotating cutter blade is contacted with the process waste, the waste is brought into a gap between the rotating shaft 12 and the chopping block 28, and when the cutter blade is rotated to be contacted with the surface of the chopping block 28, the flash is cut off, so that short discontinuous process waste 24 is formed. The short strip-shaped waste cut by the cutter falls onto the inclined slide plate 25, and slides down the inclined slide plate into the waste bin 26.
Claims (1)
1. An on-line treatment method for process waste is characterized by comprising the following steps of: determining the installation position of a waste cutting device according to the waste overflow positions of different types of continuous extruders, and when the continuous extruders work, utilizing a main shaft system (10) of the continuous extruders to provide power for the waste cutting device so as to drive a cutter (13) of the waste cutting device to rotate and cut continuous process waste into short discontinuous process waste;
the continuous extrusion machine adopts a process waste self-shearing continuous extrusion machine and comprises a frame (23), a main shaft system (10) arranged on the frame (23), an extrusion wheel (5) arranged on the main shaft system (10), a cavity (3), a scraper (8) arranged on a scraper seat (27) and tangential to the outer circumference of the extrusion wheel (5) and a waste cutting device;
the waste cutting device comprises a driving wheel (11), a rotating shaft (12), a cutter (13) and a bearing (14), wherein the driving wheel is provided with driving force by a main shaft system (10), the rotating shaft (12) is connected with the driving wheel (11) through the bearing (14), and the cutter (13) is arranged on the rotating shaft (12);
the short discontinuous process waste slides down to a waste box (26) through an inclined slide plate (25) for centralized recovery;
when the continuous extrusion machine is used for extruding aluminum materials, the cutter (13) and the main shaft system (10) reversely rotate, the rotating track of the cutter cutting edge (19) of the cutter (13) is tangential to the lower surface (15) of the scraper (8) or has a small gap, and the cutter (13) can be ensured to rotate freely; the waste cutting device is arranged on a sliding block (20), the sliding block (20) is arranged in a slideway (21) of a frame (23), a screw rod (22) for adjusting the position of the sliding block (20) is arranged on the sliding block (20), and a screw rod fixing seat (33) is fixedly connected with the frame (23);
when the continuous extrusion machine is used for extruding copper materials, an chopping board (28) is arranged at the junction of the running track of waste materials (7) overflowed from the scraper (8) and waste materials (9) overflowed from the cavity (3), the waste material cutting device is arranged on the frame (23), the cutter (13) rotates in the same direction with the main shaft system (10), the rotating track of the cutter blade (19) is tangent to the upper surface of the chopping board (28) or has a small gap, and the cutter (13) can be guaranteed to rotate freely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572090.XA CN108435820B (en) | 2018-06-06 | 2018-06-06 | On-line processing method for process waste and self-shearing continuous extrusion machine for process waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572090.XA CN108435820B (en) | 2018-06-06 | 2018-06-06 | On-line processing method for process waste and self-shearing continuous extrusion machine for process waste |
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| Publication Number | Publication Date |
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| CN108435820A CN108435820A (en) | 2018-08-24 |
| CN108435820B true CN108435820B (en) | 2023-12-26 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420766A (en) * | 2020-03-11 | 2020-07-17 | 苏州耀水源环境科技有限公司 | Waste material fragmentation treatment equipment after automobile interior trim skin is cut |
| CN114618902A (en) * | 2022-03-17 | 2022-06-14 | 大连康丰科技有限公司 | Automatic packing method for flash of copper product continuous extruder |
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2018
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| JPS5254657A (en) * | 1975-10-29 | 1977-05-04 | Westinghouse Electric Corp | Continous extruding machine |
| JPH09206821A (en) * | 1996-01-29 | 1997-08-12 | Hitachi Cable Ltd | Burring device for continuous extruding device |
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| CN108435820A (en) | 2018-08-24 |
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