CN105170677A - Environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks - Google Patents

Environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks Download PDF

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Publication number
CN105170677A
CN105170677A CN201510633701.3A CN201510633701A CN105170677A CN 105170677 A CN105170677 A CN 105170677A CN 201510633701 A CN201510633701 A CN 201510633701A CN 105170677 A CN105170677 A CN 105170677A
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China
Prior art keywords
bar
extruding
pressure
environment
pressure nozzle
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Application number
CN201510633701.3A
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Chinese (zh)
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CN105170677B (en
Inventor
郭华英
刘小平
赵迎九
熊剑飞
郭建锋
王高安
蔡运花
陈敏
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JIANGXI YAOSHENG TUNGSTEN Co Ltd
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JIANGXI YAOSHENG TUNGSTEN Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00Extruding metal; Impact extrusion
    • B21C23/02Making uncoated products
    • B21C23/04Making uncoated products by direct extrusion
    • B21C23/08Making wire, bars, tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00Extruding metal; Impact extrusion
    • B21C23/32Lubrication of metal being extruded or of dies, or the like, e.g. physical state of lubricant, location where lubricant is applied

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)

Abstract

The invention belongs to the technical field of hard alloy machining and relates to an environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks. The technical problem needing to be solved is to provide the environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks. In order to solve the technical problem, the environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks is provided and comprises a hydraulic cylinder, a piston, an extruding cylinder, a discharging barrel, rollers, motors, a transmission wheel, a discharging high-pressure spray nozzle, a high-pressure tank and an extruding high-pressure spray nozzle. The hydraulic cylinder is connected with the piston. The piston is matched with the extruding cylinder. The discharging barrel is arranged under the extruding cylinder. The rollers are symmetrically arranged on the discharging barrel. The motors are arranged on the two sides of the discharging barrel. The environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks overcomes the defect that when existing bar-shaped hard alloy materials are extruded, water is needed for lubrication. When the environment-friendly device for performing no-water extruding on bar-shaped hard alloy blanks is used for extruding the bar-shaped hard alloy blanks, water is not needed for lubrication, and water resources are saved.

Description

The device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type
Technical field
The invention belongs to carbide alloy processing technique field, relate to the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type.
Background technology
Carbide alloy is a kind of alloy material be made up by powder metallurgical technique of the hard compounds of refractory metal and binding metal.Carbide alloy has that hardness is high, wear-resisting, intensity and a series of premium properties such as toughness is better, heat-resisting, corrosion-resistant, and particularly its high rigidity and wearability, even if also substantially remain unchanged at the temperature of 500 DEG C, still have very high hardness 1000 DEG C time.Carbide alloy is widely used as cutter material, as lathe tool, milling cutter, planing tool, drill bit, boring cutter etc., for cutting cast iron, non-ferrous metal, plastics, chemical fibre, graphite, glass, stone material and common iron, also can be used for cutting the difficult to machine materials such as heat resisting steel, stainless steel, potassium steel, tool steel.
Before the bar-shaped carbide alloy blank of extrude bar, bulk is stirred into after hard alloy material mixing, and then it is put in carbide alloy blank pressurizing unit bar-shaped in 20 degrees centigrade extruding sliverings, then through operations such as follow-up cutting, sintering, namely complete the making of carbide alloy.
Fig. 1 is the structural representation of existing bar bar-shaped carbide alloy blank pressurizing unit, as shown in Figure 1, discharge barrel is arranged porose, is used for passing into appropriate water to lubricate when extruding, and is convenient to the bar-shaped carbide alloy blank of crushing failure at high speed shaping.The bar-shaped carbide alloy blank of existing bar is when extruding, need to lubricate with water, because hard alloy material includes the heavy metal such as chromium, nickel, the waste water after lubrication can produce certain impact to environment, therefore, the device of the bar-shaped carbide alloy blank of the research and development anhydrous extrude bar of a kind of environment-friendly type is needed badly.
Summary of the invention
(1) technical problem that will solve
The shortcoming that the present invention needs when extruding to lubricate with water to overcome the bar-shaped carbide alloy blank of existing bar, the technical problem to be solved in the present invention is to provide the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of like this environment-friendly type, include hydraulic cylinder, piston, squeeze cylinder, discharge barrel, roller, motor, drive, discharging high-pressure nozzle, pressure pan and extruding high-pressure nozzle, hydraulic cylinder is connected with piston, piston and squeeze cylinder coordinate, discharge barrel is provided with immediately below squeeze cylinder, discharge barrel is provided with roller symmetrically, the both sides of discharge barrel are provided with motor, motor is connected with drive, contact drive and roller friction-type, the both sides of squeeze cylinder are provided with pressure pan, pressure pan is connected with extruding high-pressure nozzle and discharging high-pressure nozzle all respectively, extruding high-pressure nozzle is arranged on the cylinder body surrounding of squeeze cylinder, discharging high-pressure nozzle is arranged on the cylindrical shell surrounding of discharge barrel.
Preferably, two-layer 8 extruding high-pressure nozzles are provided with equably in the cylinder body circumferentially-spaced of squeeze cylinder.
Preferably, three layers of 9 discharging high-pressure nozzle are provided with equably in the cylindrical shell circumferentially-spaced of discharge barrel.
Preferably, the rotating speed of roller is 30r/min, and the outlet pressure of extruding high-pressure nozzle is 0.15MPa, and the outlet pressure of discharging high-pressure nozzle is 0.1MPa, and the diameter of piston is 100mm, and the operating rate of piston is 2mm/s.
Preferably, powdered lubricant is placed with at pressure pan internal memory.
Operation principle: when using this device, first the hard alloy material stirring into bulk is put into squeeze cylinder, then piston with the speed of 2mm/s for pressing down, the rotating speed simultaneously setting roller is 30r/min, the outlet pressure of extruding high-pressure nozzle is 0.15MPa, the outlet pressure of discharging high-pressure nozzle is 0.1MPa, and then the bar-shaped carbide alloy blank of bar will be extruded from discharge barrel.Because be placed with powdered lubricant at pressure pan internal memory, powdered lubricant plays the effect of lubrication, and powdered lubricant mainly includes talcum powder etc.Powdered lubricant, from the ejection of discharging high-pressure nozzle, is sprayed onto in discharge barrel.Powdered lubricant, from the ejection of extruding high-pressure nozzle, is sprayed onto in the cylinder body of squeeze cylinder.In fact, by controlling the extruding outlet pressure of high-pressure nozzle and the outlet pressure of discharging high-pressure nozzle well, the lubrication to the bulk hard alloy material be extruded can be realized, and can ensure can not be sprayed onto the bulk hard alloy material inside be extruded by too much powdered lubricant.
(3) beneficial effect
Instant invention overcomes the shortcoming that the bar-shaped carbide alloy blank of existing bar needs when extruding to lubricate with water, the present invention is when the bar-shaped carbide alloy blank of extrude bar, no longer need to add water to lubricate, saving water resource, and it is environment friendly and pollution-free, need the parameter of control less in use procedure, reliability is higher.Reasonable in design of the present invention, maintenance maintenance is convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing bar bar-shaped carbide alloy blank pressurizing unit.
Fig. 2 is front view structural representation of the present invention.
Being labeled as in accompanying drawing: 1-hydraulic cylinder, 2-piston, 3-squeeze cylinder, 4-discharge barrel, 5-roller, 6-motor, 7-drive, 8-discharging high-pressure nozzle, 9-pressure pan, 10-extrudes high-pressure nozzle.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiment 1
The device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type, as shown in Figure 1-2, include hydraulic cylinder 1, piston 2, squeeze cylinder 3, discharge barrel 4, roller 5, motor 6, drive 7, discharging high-pressure nozzle 8, pressure pan 9 and extruding high-pressure nozzle 10, hydraulic cylinder 1 is connected with piston 2, piston 2 and squeeze cylinder 3 coordinate, discharge barrel 4 is provided with immediately below squeeze cylinder 3, discharge barrel 4 is provided with roller 5 symmetrically, the both sides of discharge barrel 4 are provided with motor 6, motor 6 is connected with drive 7, contact drive 7 and roller 5 friction-type, the both sides of squeeze cylinder 3 are provided with pressure pan 9, pressure pan 9 is connected with extruding high-pressure nozzle 10 and discharging high-pressure nozzle 8 all respectively, extruding high-pressure nozzle 10 is arranged on the cylinder body surrounding of squeeze cylinder 3, discharging high-pressure nozzle 8 is arranged on the cylindrical shell surrounding of discharge barrel 4.
Operation principle: when using this device, first the hard alloy material stirring into bulk is put into squeeze cylinder 3, then piston 2 with the speed of 2mm/s for pressing down, the rotating speed simultaneously setting roller 5 is 30r/min, the outlet pressure of extruding high-pressure nozzle 10 is 0.15MPa, the outlet pressure of discharging high-pressure nozzle 8 is 0.1MPa, and then the bar-shaped carbide alloy blank of bar will be extruded from discharge barrel 4.Because be placed with powdered lubricant at pressure pan 9 internal memory, powdered lubricant plays the effect of lubrication, and powdered lubricant mainly includes talcum powder etc.Powdered lubricant sprays from discharging high-pressure nozzle 8, is sprayed onto in discharge barrel 4.Powdered lubricant sprays from extruding high-pressure nozzle 10, is sprayed onto in the cylinder body of squeeze cylinder 3.In fact, by controlling the extruding outlet pressure of high-pressure nozzle 10 and the outlet pressure of discharging high-pressure nozzle 8 well, the lubrication to the bulk hard alloy material be extruded can be realized, and can ensure can not be sprayed onto the bulk hard alloy material inside be extruded by too much powdered lubricant.
Embodiment 2
The device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type, as shown in Figure 1-2, include hydraulic cylinder 1, piston 2, squeeze cylinder 3, discharge barrel 4, roller 5, motor 6, drive 7, discharging high-pressure nozzle 8, pressure pan 9 and extruding high-pressure nozzle 10, hydraulic cylinder 1 is connected with piston 2, piston 2 and squeeze cylinder 3 coordinate, discharge barrel 4 is provided with immediately below squeeze cylinder 3, discharge barrel 4 is provided with roller 5 symmetrically, the both sides of discharge barrel 4 are provided with motor 6, motor 6 is connected with drive 7, contact drive 7 and roller 5 friction-type, the both sides of squeeze cylinder 3 are provided with pressure pan 9, pressure pan 9 is connected with extruding high-pressure nozzle 10 and discharging high-pressure nozzle 8 all respectively, extruding high-pressure nozzle 10 is arranged on the cylinder body surrounding of squeeze cylinder 3, discharging high-pressure nozzle 8 is arranged on the cylindrical shell surrounding of discharge barrel 4.
Two-layer 8 extruding high-pressure nozzles 10 are provided with equably in the cylinder body circumferentially-spaced of squeeze cylinder 3.
Three layers of 9 discharging high-pressure nozzle 8 are provided with equably in the cylindrical shell circumferentially-spaced of discharge barrel 4.
The rotating speed of roller 5 is 30r/min, and the outlet pressure of extruding high-pressure nozzle 10 is 0.15MPa, and the outlet pressure of discharging high-pressure nozzle 8 is 0.1MPa, and the diameter of piston 2 is 100mm, and the operating rate of piston 2 is 2mm/s.
Powdered lubricant is placed with at pressure pan 9 internal memory.
Operation principle: when using this device, first the hard alloy material stirring into bulk is put into squeeze cylinder 3, then piston 2 with the speed of 2mm/s for pressing down, the rotating speed simultaneously setting roller 5 is 30r/min, the outlet pressure of extruding high-pressure nozzle 10 is 0.15MPa, the outlet pressure of discharging high-pressure nozzle 8 is 0.1MPa, and then the bar-shaped carbide alloy blank of bar will be extruded from discharge barrel 4.Because be placed with powdered lubricant at pressure pan 9 internal memory, powdered lubricant plays the effect of lubrication, and powdered lubricant mainly includes talcum powder etc.Powdered lubricant sprays from discharging high-pressure nozzle 8, is sprayed onto in discharge barrel 4.Powdered lubricant sprays from extruding high-pressure nozzle 10, is sprayed onto in the cylinder body of squeeze cylinder 3.In fact, by controlling the extruding outlet pressure of high-pressure nozzle 10 and the outlet pressure of discharging high-pressure nozzle 8 well, the lubrication to the bulk hard alloy material be extruded can be realized, and can ensure can not be sprayed onto the bulk hard alloy material inside be extruded by too much powdered lubricant.
The bar-shaped carbide alloy blank of the bar prepared by this device, random selecting diameter is 8mm, length is the blank 100 of 150mm, after follow-up sintering operation, obtained carbide alloy, after the test of HRS-150M type digital display Rockwell apparatus, its average hardness is HRC68, meets the hardness requirement of carbide alloy.
The above embodiment only have expressed the preferred embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion, improvement and substitute, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (5)

1. the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of environment-friendly type, it is characterized in that, include hydraulic cylinder (1), piston (2), squeeze cylinder (3), discharge barrel (4), roller (5), motor (6), drive (7), discharging high-pressure nozzle (8), pressure pan (9) and extruding high-pressure nozzle (10), hydraulic cylinder (1) is connected with piston (2), piston (2) and squeeze cylinder (3) coordinate, discharge barrel (4) is provided with immediately below squeeze cylinder (3), discharge barrel (4) is provided with roller (5) symmetrically, the both sides of discharge barrel (4) are provided with motor (6), motor (6) is connected with drive (7), contact drive (7) and roller (5) friction-type, the both sides of squeeze cylinder (3) are provided with pressure pan (9), pressure pan (9) is connected with extruding high-pressure nozzle (10) and discharging high-pressure nozzle (8) all respectively, extruding high-pressure nozzle (10) is arranged on the cylinder body surrounding of squeeze cylinder (3), discharging high-pressure nozzle (8) is arranged on the cylindrical shell surrounding of discharge barrel (4).
2. the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type according to claim 1, is characterized in that, is provided with two-layer 8 extruding high-pressure nozzle (10) equably in the cylinder body circumferentially-spaced of squeeze cylinder (3).
3. the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type according to claim 1, is characterized in that, is provided with three layers 9 discharging high-pressure nozzles (8) equably in the cylindrical shell circumferentially-spaced of discharge barrel (4).
4. the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type according to claim 1, it is characterized in that, the rotating speed of roller (5) is 30r/min, the outlet pressure of extruding high-pressure nozzle (10) is 0.15MPa, the outlet pressure of discharging high-pressure nozzle (8) is 0.1MPa, the diameter of piston (2) is 100mm, and the operating rate of piston (2) is 2mm/s.
5. the device of the bar-shaped carbide alloy blank of the anhydrous extrude bar of a kind of environment-friendly type according to claim 1, is characterized in that, is placed with powdered lubricant at pressure pan (9) internal memory.
CN201510633701.3A 2015-09-30 2015-09-30 A kind of device of environment-friendly type anhydrous extruding bar bar-shaped carbide preform material Active CN105170677B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112113398A (en) * 2020-08-31 2020-12-22 中国矿业大学 Coal slime drying and dewatering device and drying and dewatering method
CN113967669A (en) * 2021-12-09 2022-01-25 中北大学 Magnesium alloy bar forward extrusion die capable of automatically slowly releasing lubrication

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1335818A (en) * 1969-11-27 1973-10-31 Formalloy Ltd Extrusion of metals
CN1847348A (en) * 2006-04-28 2006-10-18 龙岩市华锐硬质合金工具有限公司 Hard alloy vacuum extrusion molding agent and its prepn process
CN200967064Y (en) * 2006-11-10 2007-10-31 钱宗富 Cold extruding device for forming tube by using solid core bar material
CN101664769A (en) * 2009-10-12 2010-03-10 福建金鑫钨业股份有限公司 Extruding device of porous hard alloy profile
CN204122503U (en) * 2014-10-08 2015-01-28 江西耀升钨业股份有限公司 A kind of tungsten alloy contoured squeeze equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1335818A (en) * 1969-11-27 1973-10-31 Formalloy Ltd Extrusion of metals
CN1847348A (en) * 2006-04-28 2006-10-18 龙岩市华锐硬质合金工具有限公司 Hard alloy vacuum extrusion molding agent and its prepn process
CN200967064Y (en) * 2006-11-10 2007-10-31 钱宗富 Cold extruding device for forming tube by using solid core bar material
CN101664769A (en) * 2009-10-12 2010-03-10 福建金鑫钨业股份有限公司 Extruding device of porous hard alloy profile
CN204122503U (en) * 2014-10-08 2015-01-28 江西耀升钨业股份有限公司 A kind of tungsten alloy contoured squeeze equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112113398A (en) * 2020-08-31 2020-12-22 中国矿业大学 Coal slime drying and dewatering device and drying and dewatering method
CN113967669A (en) * 2021-12-09 2022-01-25 中北大学 Magnesium alloy bar forward extrusion die capable of automatically slowly releasing lubrication
CN113967669B (en) * 2021-12-09 2024-06-04 中北大学 Automatic slow-release lubrication magnesium alloy bar forward extrusion die

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Denomination of invention: A device for environmentally friendly anhydrous extruded bar shaped hard alloy billets

Granted publication date: 20170308

Pledgee: Jiangxi Chongyi Rural Commercial Bank Co.,Ltd.

Pledgor: JIANGXI YAOSHENG TUNGSTEN Co.,Ltd.

Registration number: Y2024980025114