CN114888532A - Device and method for manufacturing steel pickaxe by using waste steel rail - Google Patents
Device and method for manufacturing steel pickaxe by using waste steel rail Download PDFInfo
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- CN114888532A CN114888532A CN202210597697.XA CN202210597697A CN114888532A CN 114888532 A CN114888532 A CN 114888532A CN 202210597697 A CN202210597697 A CN 202210597697A CN 114888532 A CN114888532 A CN 114888532A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
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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
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Abstract
The invention discloses equipment for manufacturing a steel pick by utilizing waste steel rails, which comprises a feeding unit, a cutting unit, a cleaning unit, a transmission unit, a melting furnace, an injection molding unit and a polishing unit, wherein the feeding unit is used for feeding the waste steel rails; the feeding unit is used for transporting the recovered waste steel rails to the cutting unit area and cutting the waste steel rails according to a preset length through the cutting unit; the cleaning unit is used for washing dust and part of rust on the surface of the cut waste steel rail; the transmission unit is used for transmitting the derusted waste steel rails to a melting furnace for physical steel melting to obtain molten iron with a certain carbon content ratio; the injection molding unit is used for injecting molten iron into the mold and obtaining a primary model of the steel pick through cooling; and the grinding and polishing unit is used for grinding and polishing the preliminary model of the steel pick to obtain a finished steel pick. The method and the equipment for manufacturing the steel pickaxe are applied to the field of manufacturing the steel pickaxe by more waste steel materials through the processes of cleaning, melting and injection molding; the steel materials are not wasted.
Description
Technical Field
The invention belongs to the technical field of steel pick manufacturing, and particularly relates to equipment and a method for manufacturing a steel pick by using waste steel rails.
Background
The steel pickaxe has wide application range and can be used for agriculture, industry, military and the like, so the steel pickaxe has better market prospect. Some steel pick manufacturers currently manufacture steel picks by utilizing recycled waste steel rails, and the recycled waste steel rails are used for manufacturing the steel picks, so that not only can the resource be recycled, but also the cost for the manufacturers to manufacture the steel picks can be reduced, and the manufacturers can obtain more profits. When the steel pick is manufactured by utilizing the recycled waste steel rails, because the waste steel rails are idle for a long time, the surface rust and dust are plenty, the waste steel rails are required to be cleaned, the waste steel rails are heavy, the manual cleaning is inconvenient, the possibility of cleaning omission can also appear, and the requirement on the manufacturing precision of the steel pick can not be met.
The traditional Chinese invention patent with the patent number of CN202010286011.6 discloses an automatic steel pick line scribing device for train wheel sheets, which comprises a conveying support, a fixed support, a conveying component, a pen clamping and line drawing component, a lifting component, a motor, a cam, a blanking component, a platform plate, a lifting rod, a fixed sleeve, a first spring, a deflector rod, a platform supporting rod, a lever and a second spring; through carrying out automatic operation of drawing the steel pick line to the train wheel piece, changed the phenomenon that traditional train wheel piece is drawn the steel pick line and is relied on the manual work and carry out the operation, it is simple and convenient swift to operate, has improved the efficiency that the train wheel piece was drawn the steel pick line, has reduced staff's intensity of labour.
The prior patent has the defects that 1, the step of cleaning rust and dust of a train wheel sheet is not considered, and the method cannot be applied to a process production line of a steel pick made of waste steel in a large area; 2. although the equipment structure is compact, the excess material of the wheel blade for cutting the steel pick line is more, so that more steel is wasted, and a whole wheel blade cannot be completely used for producing the steel pick.
Disclosure of Invention
The invention provides equipment and a method for manufacturing a steel pick by using waste steel rails, aiming at the problems that the existing equipment for manufacturing the steel pick wastes much steel and cannot be applied to a process production line for manufacturing the steel pick by using waste steel in a large area.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
an apparatus for manufacturing a steel pick by using waste steel rails comprises a feeding unit, a cutting unit, a cleaning unit, a transmission unit, a melting furnace, an injection molding unit and a polishing unit;
the feeding unit is used for transporting the recovered waste steel rails to the cutting unit area and cutting the waste steel rails according to a preset length through the cutting unit;
the cleaning unit is used for washing dust and part of rust on the surface of the cut waste steel rail;
the transmission unit is used for transmitting the derusted waste steel rails to a melting furnace for physical steel melting to obtain molten iron with a certain carbon content ratio;
the injection molding unit is used for injecting molten iron into the mold and obtaining a primary model of the steel pick through cooling;
and the grinding and polishing unit is used for grinding and polishing the preliminary model of the steel pick to obtain a finished steel pick.
Furthermore, the cutting unit comprises a cutting machine and a waste steel rail fixed length measuring device, the cutting machine comprises a cutting body, a cutting blade, a rotating motor, a sliding block and a sliding rail, and the waste steel rail fixed length measuring device consists of two infrared distance measuring sensors; two infrared distance measuring sensors set up respectively in cutting body both sides, and the cutting body setting has seted up the slide rail in transmission unit both sides, cutting body surface, sets up the slider on the slide rail, installs the rotation motor on the slider, rotates and is connected with cutting blade on the motor output shaft.
Furthermore, the infrared distance measuring sensors at the front of the transmission direction of the transmission unit detect the entrance of the waste steel rail, the infrared distance measuring sensors at the rear of the transmission direction of the transmission unit detect that the waste steel rail is immediately stopped, the distance between the two infrared distance measuring sensors is equal to 0.5 time of the length of the waste steel rail to be cut, and the running track of the cutting blade is on a bisector between the two infrared distance measuring sensors.
Furthermore, the transmission unit which is right opposite to the slide rail in the vertical direction is provided with an opening, and the bottom of the opening is provided with a waste collection box.
Further, the cleaning unit comprises a high-pressure water washing mechanism, a grabbing mechanism and a shot blasting machine, the high-pressure water washing mechanism comprises a high-pressure water pipe and a spray head, and the grabbing mechanism comprises a first movable arm and a gripper; a filter screen is arranged at the tail part of the transmission unit, a cleaning pool is arranged at the bottom of the filter screen, and the cleaning pool is used for pressurizing water through a high-pressure water pipe and then transmitting the water to the spray head;
the first movable arm comprises a rotating rod, a telescopic cross rod and a telescopic longitudinal rod, the rotating rod is installed on one side of the filter screen, the upper end of the rotating rod is connected with the transversely telescopic cross rod, one end of the telescopic cross rod is connected with the rotating rod, the other end of the telescopic cross rod is connected with the top end of the telescopic longitudinal rod, the bottom of the telescopic longitudinal rod is connected with a gripper, the waste steel rails cut on the transmission unit are gripped onto the filter screen through the gripper, and then high-pressure water is sprayed through a spray head to clean dust and part of iron rust on the waste steel rails;
the shot blasting machine is arranged at the tail end of the filter screen and used for deeply removing rust from the cleaned waste steel rails and simultaneously transmitting the waste steel rails subjected to deep rust removal to the melting furnace.
Further, the waste steel rails are conveyed to a melting furnace by a conveying belt at the tail end of the shot blasting machine, the melting furnace melts the waste steel rails at high temperature to obtain molten iron with a certain carbon content ratio, and the molten iron is injected into the injection molding unit through a pipeline.
Further, the injection molding unit comprises a rotating disc, a mold groove, a servo motor at the bottom of the rotating disc and a motor wrapping box; the rolling disc sets up in motor parcel case upper end, and the mould groove has been seted up to the rolling disc upper surface, and servo motor passes through the output shaft to be connected with the rolling disc bottom, and the mould groove includes steel pick groove and steel pick connector, and the steel pick groove is the same with the steel pick appearance, and the steel pick connector is the isolation tube, prevents that the molten iron from flowing into.
Further, the grinding and polishing unit comprises a supporting table surface, a steel taking pick arm and a grinding and polishing arm;
a steel taking pick arm and a polishing arm are arranged on the supporting table;
the steel pick taking arm comprises a second movable arm and a T-shaped part, the second movable arm comprises a first rotating stand column, a turnover transverse rod and a telescopic rod, the first rotating stand column is installed at the upper end of the supporting table board, the bottom of one end of the turnover transverse rod is connected with the upper end of the first rotating stand column, the bottom of the other end of the turnover transverse rod is connected with the upper end of the telescopic rod, and a rotating shaft is arranged in the middle of the turnover transverse rod to control the turnover transverse rod to freely rotate along a vertical plane; the bottom of the telescopic rod is connected with the upper end of the T-shaped part, and the diameter of the bottom of the T-shaped part is equal to the outer diameter of the isolation pipe;
the polishing arm comprises a second rotating stand column, a connecting rod and a polishing wheel, the second rotating stand column is connected with the polishing wheel through the connecting rod, and the polishing wheel is connected with the bottom of one end of the connecting rod through a bearing.
Furthermore, an isolation pipe taking mechanism is further arranged on one side of the injection molding unit and comprises a third movable arm and a T-shaped pipe fitting, the second movable arm is the same in structure, the T-shaped pipe fitting is connected with one end of the third movable arm, the other end of the third movable arm is fixedly connected with the ground, and the inner diameter of a bottom pipe orifice of the T-shaped pipe fitting is equal to the outer diameter of the isolation pipe.
A method for manufacturing a steel pick by using waste steel rails comprises the following steps:
s1, feeding the recovered waste steel rail to a cutting area;
s2, cutting the waste steel rail at a fixed length;
s3, performing high-pressure scouring cleaning on dust and part of rust on the surface of the cut waste steel rail;
s4, rapidly drying the cleaned waste steel rail and completing the shot blasting and rust removing process;
s5, conveying the waste steel rail subjected to shot blasting rust removal into a melting furnace to obtain molten iron with a certain carbon-containing proportion;
s6, injecting molten iron into the mold, and cooling to obtain a primary model of the steel pick;
and S7, after demolding, grinding and polishing to obtain the finished steel pickaxe.
Compared with the prior art, the invention has the following beneficial effects:
the equipment and the method for manufacturing the steel pick provided by the invention are used for cleaning, melting, injection molding and polishing the waste steel rail to obtain the high-precision steel pick.
The method and the equipment for manufacturing the steel pickaxe are applied to the field of manufacturing the steel pickaxe by more waste steel materials through the processes of cleaning, melting and injection molding; the steel materials are not wasted.
Drawings
Fig. 1 is a schematic view showing the overall structure of an apparatus for manufacturing a steel pick using waste steel rails according to the present invention;
fig. 2 is a schematic structural view of a cutting unit of an apparatus for manufacturing a steel pick using waste steel rails according to the present invention;
FIG. 3 is a partial structural view of a cleaning unit of an apparatus for manufacturing a steel pick using scrap rails according to the present invention;
FIG. 4 is a schematic structural view of a melting furnace, an injection molding unit and a grinding and polishing unit of the apparatus for manufacturing a steel pick using waste steel rails according to the present invention;
FIG. 5 is a schematic structural view of a rotating disc of an apparatus for manufacturing a steel pick using waste steel rails according to the present invention from above;
fig. 6 is a flow chart of a method for manufacturing a steel pick by using waste steel rails according to the invention.
The notation in the figure is: 1-feeding unit, 2-cutting unit, 21-cutting machine, 211-cutting body, 212-cutting blade, 213-rotating motor, 214-sliding block, 215-sliding rail, 22-infrared distance measuring sensor, 3-cleaning unit, 31-high pressure water washing mechanism, 311-high pressure water pipe, 312-spray head, 32-grabbing mechanism, 321-first movable arm, 3211-rotating rod, 3212-telescopic cross rod, 3213-telescopic longitudinal rod, 322-grab, 33-shot blasting machine, 4-transmission unit, 5-melting furnace, 6-injection molding unit, 61-rotating disc, 62-mold groove, 621-steel pick groove, 622-steel pick, 63-servo motor, 64-motor wrapping box, 7-polishing unit, 71-supporting table top, 72-steel pick taking arm, 721-second movable arm, 7211-first rotating upright post, 7212-turnover cross bar, 7213-telescopic rod, 722-T-shaped piece, 73-polishing arm, 731-second rotating upright post, 732-connecting rod, 733-polishing wheel, 8-opening, 9-waste collecting box, 10-filter screen, 11-cleaning pool, 12-spray head, 13-high pressure water pipe, 14-pipeline, 15-isolation pipe taking mechanism, 151-third movable arm, 152-T-shaped pipe fitting and 16-rotating shaft.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 to 5, the apparatus for manufacturing a steel pick by using waste steel rails comprises a feeding unit 1, a cutting unit 2, a cleaning unit 3, a conveying unit 4, a melting furnace 5, an injection molding unit 6 and a grinding and polishing unit 7.
The feeding unit 1 is used for transporting the recovered waste steel rails to the area of the cutting unit 2 and cutting the waste steel rails according to a preset length through the cutting unit 2; the cutting unit 2 comprises a cutting machine 21 and a waste steel rail fixed-length measuring device, wherein the cutting machine 21 comprises a cutting body 211, a cutting blade 212, a rotating motor 213, a sliding block 214 and a sliding rail 215, and the waste steel rail fixed-length measuring device consists of two infrared distance measuring sensors 22; two infrared distance measuring sensor 22 set up respectively in cutting body 211 both sides, and cutting body 211 sets up in transmission unit 4 both sides, and slide rail 215 has been seted up on cutting body 211 surface, sets up slider 214 on the slide rail 215, installs on the slider 214 and rotates motor 213, rotates and is connected with cutting blade 212 on the motor 213 output shaft. The two infrared distance measuring sensors 22 are arranged to ensure that the cutting length of the cutting blade 212 is controllable, and the length of the cut waste steel rail is convenient to clean. The cutting blade 212 can freely slide along the sliding range of the sliding rail 215 along with the sliding block 214 to cut the waste steel rail, and the cutting body 211 is arranged to provide a fixed cutting location for the cutting blade 212 to cut.
The infrared distance measuring sensor 22 in the front of the transmission direction of the transmission unit 4 detects the entrance of the waste steel rail, the infrared distance measuring sensor 22 in the back of the transmission direction of the transmission unit 4 detects the waste steel rail and immediately stops, the distance between the two infrared distance measuring sensors 22 is equal to 0.5 time of the length of the waste steel rail to be cut, and the running track of the cutting blade 212 is on a bisector between the two infrared distance measuring sensors 22. The two infrared distance measuring sensors 22 are arranged for the main purpose of quantifying the length of the waste steel rail to be cut, namely the distance between the infrared distance measuring sensor 22 at the rear of the transmission direction of the transmission unit 4 and the cutting blade 212; if the cutting blade 212 is located in the middle, the distance between the two infrared distance measuring sensors 22 is equal to 0.5 times of the length of the waste steel rail to be cut, and the length of the preset waste steel rail to be cut can be obtained by adopting the line segment ratio.
The transmission unit 4 which is opposite to the slide rail 215 in the vertical direction is provided with an opening 8, and the bottom of the opening 8 is provided with a waste collection box 9. The opening 8 and scrap box 9 are positioned to facilitate the recovery of scrap iron or other dust from the cutting of the scrap rail by the cutter 21.
The cleaning unit 3 is used for washing dust and part of rust on the surface of the cut waste steel rail; the cleaning unit 3 comprises a high-pressure water washing mechanism 31, a grabbing mechanism 32 and a shot blasting machine 33, wherein the high-pressure water washing mechanism 31 comprises a high-pressure water pipe 13311 and a spray head 12312, and the grabbing mechanism 32 comprises a first movable arm 321 and a hand grip 322; the tail part of the transmission unit 4 is provided with a filter screen 10, the bottom of the filter screen 10 is provided with a cleaning pool 11, and the cleaning pool 11 transmits water to the spray head 12312 after pressurizing the water through the high-pressure water pipe 13311.
First movable arm 321 includes dwang 3211, flexible horizontal pole 3212 and flexible vertical pole 3213, dwang 3211 installs in filter screen 10 one side, dwang 3211 upper end is connected with horizontal flexible horizontal pole 3212, flexible horizontal pole 3212 one end is connected with dwang 3211, the other end is connected with flexible vertical pole 3213 top, flexible vertical pole 3213 bottom is connected with tongs 322, grab the filter screen 10 through tongs 322 on with the waste steel rail after cutting on the transmission unit 4 on, dust and partial rust on the rethread shower nozzle 12312 sprays the high pressure water and washs on its waste steel rail.
The transmission unit 4 is used for transmitting the derusted waste steel rails to a melting furnace 5 for physical steel melting to obtain molten iron with a certain carbon content ratio. The transfer unit 4 includes a transfer before cleaning and a transfer after cleaning to the melting furnace 5.
The shot blasting machine 33 is arranged at the tail end of the filter screen 10 and is used for deeply removing rust from the cleaned waste steel rails and simultaneously transmitting the deeply-removed waste steel rails to the melting furnace 5.
The waste steel rails are conveyed to the melting furnace 5 by a conveying belt at the tail end of the shot blasting machine 33, molten iron with a certain carbon content ratio is obtained after the waste steel rails are melted by the melting furnace 5 at a high temperature, and the molten iron is injected into the injection molding unit 6 through the pipeline 14.
The transmission unit 4 is used for transmitting the derusted waste steel rails to a melting furnace 5 for physical steel melting to obtain molten iron with a certain carbon content ratio. The steel pick made of the waste steel rails has the advantages that the carbon content in iron is certain, the steel pick is suitable for being used as the steel pick in a preferential proportioning mode, and the carbon content of the iron does not need to be further regulated in the melting furnace 5, so that the step of regulating the carbon content is saved.
The injection molding unit 6 is used for injecting molten iron into the mold and obtaining a primary model of the steel pick after cooling; the injection molding unit 6 comprises a rotary disc 61, a mold groove 62, a servo motor 63 at the bottom of the rotary disc 61 and a motor wrapping box 64; the rotating disc 61 is arranged at the upper end of the motor wrapping box 64, the die-type groove 62 is formed in the upper surface of the rotating disc 61, the servo motor 63 is connected with the bottom of the rotating disc 61 through an output shaft, the die-type groove 62 comprises a steel pick groove 621 and a steel pick connecting port 622, the steel pick groove 621 is identical to the steel pick in shape, and the steel pick connecting port 622 is an isolation pipe and prevents molten iron from flowing into the isolation pipe. The servo motor 63 is arranged to conveniently control the rotation angle of the rotating disc 61 at each time, and the servo motor is matched with molten iron to be injected into the mold groove 62.
The injection molding unit 6 is provided with a separating tube taking mechanism 15 on one side, the separating tube taking mechanism 15 comprises a third movable arm 151 and a T-shaped pipe fitting 152, the second movable arm 721 is identical in structure, the T-shaped pipe fitting 152 is connected with one end of the third movable arm 151, the other end of the third movable arm 151 is fixedly connected with the ground, and the inner diameter of a bottom pipe orifice of the T-shaped pipe fitting 152 is equal to the outer diameter of the separating tube. The T-shaped pipe 152 is arranged for taking out the isolation pipe in the mold groove 62 cooled after injection molding, so that the bottom of the T-shaped part 722 of the polishing unit 7 can be inserted into the steel pick connecting port 622 conveniently, and the whole steel pick can be taken out conveniently for further polishing operation through the arrangement mode that the inner diameter of the bottom pipe opening of the T-shaped part 722 is equal to the outer diameter of the isolation pipe.
And the grinding and polishing unit 7 is used for grinding and polishing the preliminary model of the steel pick to obtain a finished steel pick. The grinding and polishing unit 7 comprises a supporting table surface 71, a steel pick taking arm 72 and a grinding and polishing arm 73; a steel pick taking arm 72 and a polishing arm 73 are arranged on the supporting table surface 71; the steel pick taking arm 72 comprises a second movable arm 721 and a T-shaped part 722, the second movable arm 721 comprises a first rotating upright 7211, a turnover transverse rod 7212 and a telescopic rod 7213, the first rotating upright 7211 is mounted at the upper end of the supporting table 71, the bottom of one end of the turnover transverse rod 7212 is connected with the upper end of the first rotating upright 7211, the bottom of the other end of the turnover transverse rod 7212 is connected with the upper end of the telescopic rod 7213, and a rotating shaft 16 is arranged in the middle of the turnover transverse rod 7212 to control the turnover transverse rod 7212 to freely rotate along a vertical plane; the bottom of the telescopic rod 7213 is connected with the upper end of the T-shaped part 722, and the diameter of the bottom of the T-shaped part 722 is equal to the outer diameter of the isolation pipe; the polishing arm 73 comprises a second rotating column 731, a connecting rod 732 and a polishing wheel 733, the second rotating column 731 is connected with the polishing wheel 733 through the connecting rod 732, and the polishing wheel 733 is connected with the bottom of one end of the connecting rod 732 through a bearing. The pick arm 72 is configured to facilitate removal of a pick from the mold and free movement or turning of the pick in conjunction with a sanding wheel 733 for sanding and polishing.
As shown in fig. 6, a method for manufacturing a steel pick using waste steel rails includes the steps of: s1, feeding the recovered waste steel rails to a cutting area; s2, cutting the waste steel rail at a fixed length; s3, performing high-pressure scouring cleaning on dust and part of rust on the surface of the cut waste steel rail; s4, rapidly drying the cleaned waste steel rail and completing the shot blasting and rust removing process; s5, conveying the waste steel rail subjected to shot blasting rust removal to a melting furnace 5 to obtain molten iron with a certain carbon content; s6, injecting molten iron into the mould, and cooling to obtain a primary model of the steel pick; and S7, after demolding, grinding and polishing to obtain the finished steel pickaxe.
Compared with the prior art, the invention has the following beneficial effects:
the equipment and the method for manufacturing the steel pick provided by the invention are used for cleaning, melting, injection molding and polishing the waste steel rail to obtain the high-precision steel pick.
The method and the equipment for manufacturing the steel pickaxe are applied to the field of manufacturing the steel pickaxe by more waste steel materials through the processes of cleaning, melting and injection molding; the steel materials are not wasted.
The above provides a detailed description of the apparatus and method for manufacturing a steel pick using waste steel rails. The description of the specific embodiments is only intended to facilitate an understanding of the methods of the present application and their core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (10)
1. The equipment for manufacturing the steel pickaxe by using the waste steel rail is characterized by comprising a feeding unit (1), a cutting unit (2), a cleaning unit (3), a transmission unit (4), a melting furnace (5), an injection molding unit (6) and a grinding and polishing unit (7);
the feeding unit (1) is used for transporting the recovered waste steel rails to the area of the cutting unit (2), and the waste steel rails are cut according to a preset length through the cutting unit (2);
the cleaning unit (3) is used for washing dust and part of rust on the surface of the cut waste steel rail;
the transmission unit (4) is used for transmitting the derusted waste steel rails to a melting furnace (5) for physical steel melting to obtain molten iron with a certain carbon content;
the injection molding unit (6) is used for injecting molten iron into the mold and obtaining a primary model of the steel pick through cooling;
and the grinding and polishing unit (7) is used for grinding and polishing the preliminary model of the steel pick to obtain a finished steel pick.
2. The apparatus for manufacturing a steel pick using waste steel rails according to claim 1, wherein the cutting unit (2) comprises a cutting machine (21) and a waste steel rail fixed length measuring device, the cutting machine (21) comprises a cutting body (211), a cutting blade (212), a rotating motor (213), a slider (214) and a slide rail (215), and the waste steel rail fixed length measuring device is composed of two infrared distance measuring sensors (22); two infrared distance measuring sensor (22) set up respectively in cutting body (211) both sides, and cutting body (211) set up in transmission unit (4) both sides, and slide rail (215) have been seted up on cutting body (211) surface, set up slider (214) on slide rail (215), install rotation motor (213) on slider (214), are connected with cutting blade (212) on rotation motor (213) output shaft.
3. An apparatus for manufacturing a steel pick using waste steel rails according to claim 2, wherein the infrared distance measuring sensor (22) of the transport unit (4) with the forward transport direction detects the entrance of the waste steel rail, the infrared distance measuring sensor (22) of the transport unit (4) with the backward transport direction detects the immediate stop of the waste steel rail, the distance between the two infrared distance measuring sensors (22) is equal to 0.5 times the length of the waste steel rail to be cut, and the running track of the cutting blade (212) is on the middle bisector between the two infrared distance measuring sensors (22).
4. A plant for making a steel pick with waste steel rails according to claim 3, characterized in that the vertically opposite conveying unit (4) of the sliding track (215) is provided with an opening (8), and the bottom of the opening (8) is provided with a scrap collecting box (9).
5. The apparatus for manufacturing the steel pick by using the waste steel rail as claimed in claim 4, wherein the cleaning unit (3) comprises a high pressure water washing mechanism (31), a grabbing mechanism (32) and a shot blasting machine (33), the high pressure water washing mechanism (31) comprises a high pressure water pipe (13) (311) and a spray head (12) (312), and the grabbing mechanism (32) comprises a first movable arm (321) and a grabbing hand (322); a filter screen (10) is arranged at the tail part of the transmission unit (4), a cleaning pool (11) is arranged at the bottom of the filter screen (10), and the cleaning pool (11) pressurizes water through high-pressure water pipes (13) (311) and then transmits the water to spray heads (12) (312);
the first movable arm (321) comprises a rotating rod (3211), a telescopic cross rod (3212) and a telescopic longitudinal rod (3213), the rotating rod (3211) is installed on one side of the filter screen (10), the upper end of the rotating rod (3211) is connected with the transversely telescopic cross rod (3212), one end of the telescopic cross rod (3212) is connected with the rotating rod (3211), the other end of the telescopic longitudinal rod (3213) is connected with the top end of the telescopic longitudinal rod (3213), the waste steel rails cut on the transmission unit (4) are grabbed onto the filter screen (10) through the grabber (322), and then the spray heads (12) (312) spray high-pressure water to clean dust and part of iron rust on the waste steel rails;
the shot blasting machine (33) is arranged at the tail end of the filter screen (10) and used for deeply removing rust from the cleaned waste steel rails and simultaneously transmitting the waste steel rails subjected to deep rust removal to the melting furnace (5).
6. The apparatus for manufacturing the steel pick using the waste steel rail as claimed in claim 5, wherein the waste steel rail is transported to the melting furnace (5) by a conveyor belt at the tail end of the shot blasting machine (33), the melting furnace (5) melts the waste steel rail at a high temperature to obtain molten iron with a certain carbon content ratio, and the molten iron is injected into the injection molding unit (6) through the pipeline (14).
7. An apparatus for manufacturing a steel pick using waste steel rails as claimed in claim 6, wherein the injection molding unit (6) comprises a rotary disc (61), a mold groove (62), a servo motor (63) at the bottom of the rotary disc (61), and a motor packing box (64); the rotating disc (61) is arranged at the upper end of the motor wrapping box (64), the upper surface of the rotating disc (61) is provided with a mold type groove (62), the servo motor (63) is connected with the bottom of the rotating disc (61) through an output shaft, the mold type groove (62) comprises a steel pick groove (621) and a steel pick connecting port (622), the steel pick groove (621) is identical to the steel pick in shape, and the steel pick connecting port (622) is an isolating pipe to prevent molten iron from flowing in.
8. An apparatus for manufacturing a steel pick using scrap rails as in claim 7 wherein the burnishing and polishing unit (7) comprises a support table (71), a steel pick taking arm (72) and a burnishing and polishing arm (73);
a steel taking pick arm (72) and a polishing arm (73) are arranged on the supporting table top (71);
the steel pick arm (72) is taken to comprise a second movable arm (721) and a T-shaped part (722), the second movable arm (721) comprises a first rotating upright post (7211), a turnover transverse rod (7212) and a telescopic rod (7213), the first rotating upright post (7211) is mounted at the upper end of a supporting table top (71), the bottom of one end of the turnover transverse rod (7212) is connected with the upper end of the first rotating upright post (7211), the bottom of the other end of the turnover transverse rod (7212) is connected with the upper end of the telescopic rod (7213), and a rotating shaft (16) is arranged in the middle of the turnover transverse rod (7212) to control the turnover transverse rod (7212) to freely rotate along a vertical plane; the bottom of the telescopic rod (7213) is connected with the upper end of the T-shaped part (722), and the diameter of the bottom of the T-shaped part (722) is equal to the outer diameter of the isolation pipe;
the polishing arm (73) comprises a second rotating upright column (731), a connecting rod (732) and a polishing wheel (733), the second rotating upright column (731) is connected with the polishing wheel (733) through the connecting rod (732), and the polishing wheel (733) is connected with the bottom of one end of the connecting rod (732) through a bearing.
9. The equipment for manufacturing the steel pick by using the waste steel rails is characterized in that one side of the injection molding unit (6) is further provided with an isolation pipe taking mechanism (15), the isolation pipe taking mechanism (15) comprises a third movable arm (151) and a T-shaped pipe fitting (152), the second movable arm (721) is the same in structure, the T-shaped pipe fitting (152) is connected with one end of the third movable arm (151), the other end of the third movable arm (151) is fixedly connected with the ground, and the inner diameter of a bottom pipe opening of the T-shaped pipe fitting (152) is equal to the outer diameter of the isolation pipe.
10. A method for manufacturing a steel pick by using waste steel rails is characterized by comprising the following steps:
s1, feeding the recovered waste steel rails to a cutting area;
s2, cutting the waste steel rail at a fixed length;
s3, performing high-pressure scouring cleaning on dust and part of rust on the surface of the cut waste steel rail;
s4, rapidly drying the cleaned waste steel rail and completing the shot blasting and rust removing process;
s5, conveying the waste steel rail subjected to shot blasting rust removal into a melting furnace (5) to obtain molten iron with a certain carbon-containing proportion;
s6, injecting molten iron into the mold, and cooling to obtain a primary model of the steel pick;
and S7, after demolding, grinding and polishing to obtain the finished steel pickaxe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210597697.XA CN114888532A (en) | 2022-05-30 | 2022-05-30 | Device and method for manufacturing steel pickaxe by using waste steel rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210597697.XA CN114888532A (en) | 2022-05-30 | 2022-05-30 | Device and method for manufacturing steel pickaxe by using waste steel rail |
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| Publication Number | Publication Date |
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| CN114888532A true CN114888532A (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210597697.XA Pending CN114888532A (en) | 2022-05-30 | 2022-05-30 | Device and method for manufacturing steel pickaxe by using waste steel rail |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284028A (en) * | 2022-08-19 | 2022-11-04 | 科品(苏州)特殊钢有限公司 | Limiting device for hot-work die steel |
-
2022
- 2022-05-30 CN CN202210597697.XA patent/CN114888532A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284028A (en) * | 2022-08-19 | 2022-11-04 | 科品(苏州)特殊钢有限公司 | Limiting device for hot-work die steel |
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