CN105671294A - Drum device for online continuous quenching of inclined rolled steel balls - Google Patents
Drum device for online continuous quenching of inclined rolled steel balls Download PDFInfo
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- CN105671294A CN105671294A CN201610180199.XA CN201610180199A CN105671294A CN 105671294 A CN105671294 A CN 105671294A CN 201610180199 A CN201610180199 A CN 201610180199A CN 105671294 A CN105671294 A CN 105671294A
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- quenching
- cylinder
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- chute
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/36—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for balls; for rollers
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a drum device for online continuous quenching of inclined rolled steel balls. The drum device comprises a water tank, a variable frequency control motor, a speed reducer, a chain wheel mechanism, a ball inlet chute, a conical ball inlet drum, a columnar quenching drum, a conical ball outlet drum, a ball outlet chute, a chute bracket, a bearing base, a rotating shaft and a four-jaw spoke; the conical ball inlet drum is used for smoothly leading large-diameter steel balls, introduced by the ball inlet chute, into the columnar quenching drum; the columnar quenching drum is used for realizing spiral feeding and quenching functions of the steel balls; and the conical ball outlet drum is driven by the rotating shaft to rotate to realize the purposes of fishing the quenched steel balls and pouring the steel balls in the ball outlet chute. The drum device has the following beneficial effects: for the steel balls, with diameters of 50-65 mm, molded through high-temperature inclined rolling, the online continuous quenching is performed, so that the energy is saved, the quenching time is precisely controlled, and the quality of the steel balls is improved; and the drum device is high in quenching efficiency, stable in process, low in noise and high in automation degree, and can satisfy the large-batch continuous quenching requirement of the steel balls.
Description
Technical field
The invention belongs to the equipment technology field of metal manufacture and automatization thereof, be specifically related to a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous.
Background technology
The manufacture method of steel ball mainly has the techniques such as cold-heading, hot upsetting, casting, rolling. Oblique milling steel ball has production efficiency height, saves the advantages such as material, is suitable for large-scale batch production. High-volume steel ball after rolling needs to carry out quenching to improve the hardness and wear resistance of steel ball, and traditional steel ball quenching device often exists the deficiencies such as ball is not smooth, it is uneven to quench, inefficiency, impact noise are big.
Summary of the invention
It is an object of the invention to the shortcoming overcoming prior art with not enough, a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous is provided, utilize conical drum entry/exit ball mode that steel ball is led entry/exit hardening media, and wall realizes screwfeed and the quenching function of steel ball with the cylindrical drum of helical baffle in utilizing, ensure that the uniformity of the unimpeded of steel ball rolling channel and quenching, improve efficiency and the quality of steel ball quenching.
The technical scheme is that a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous, the steel ball of high temperature rolling can be introduced directly into quenching unit and carry out continuous quenching, be primarily adapted for use in the heat treatment of Φ 50-65mm hot rolling steel ball.
The technical scheme is that a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous, this device includes water tank, VFC motor, decelerator, chain-wheel mechanism, goal chute, taper goal cylinder, cylindricality quenching cylinder, taper go out ball cylinder, go out ball chute, chute support, bearing block, rotating shaft and four paws spoke;
Wherein, described VFC motor is realized the stepless frequency control of motor by frequency-changing control system, in order to accurately controls the rotating speed of cylindricality quenching cylinder, and then accurately controls the time of steel ball quenching;
Described decelerator couples with VFC motor, it is achieved slows down and increases the effect turned round, and makes the stabilization of speed of cylindricality quenching cylinder between 2-5RPM;
Described chain-wheel mechanism is for passing to rotating shaft accurately and efficiently by the power that decelerator exports;
Described taper goal cylinder goes out ball cylinder weld together with described cylindricality quenching cylinder and taper, and is fixed in rotating shaft by the four paws spoke of cylindricality quenching cylinder front and back end;
The described rotating shaft bearing block by front and back end, is fastened on the floor that water tank front and back end inwall stretches out with bolt; Described decelerator is anchored on the floor that water tank front inner wall is stretched out also with bolt, and to go out ball cylinder placed side by side with bearing block, rotating shaft, taper goal cylinder, cylindricality quenching cylinder and taper;
Described goal chute passes through chute support, is anchored on the floor that water tank front inner wall is stretched out with bolt; Equally, described in go out ball chute by chute support, be anchored on the floor that water tank rear end inwall stretches out with bolt;
The wall thickness of described water tank is 5-8mm, long for 3145-3500mm, and wide for 2200-2500mm, height be 915-1100mm, and its bottom outer wall is all welded with the groined type bar muscle of width 15-20mm height 30-40mm with four sides inwall, plays the effect of reinforcement supporting box; Water tank four sides inwall is welded with the thick reinforcement of 15-20mm with bottom interior wall joining place; Water tank front and back end inwall same between floor is welded with the thick reinforcement of 15-20mm with stretching out;
The tapering of described taper goal cylinder is 20-30 degree, to ensure that steel ball can quickly introduce cylindricality quenching cylinder after falling into;
Described cylindricality quenching cylinder is the cylinder of the diameter 1000mm long 1175-1445mm of wall thickness 20mm, in it, wall is with the helical baffle of three road width 5-10mm height 80-100mm, the pitch of this three roads helical baffle is 330-450mm, three road helical baffles are at the starting position interval 120 ° of cylindricality quenching drum inlet section, such Ke Shi tri-road dividing plate open form straggly becomes the clearance channel of 105-140mm, it is simple to two steel balls that diameter is 50-65mm pass through simultaneously; It addition, all have the circular hole of 80-100 diameter 50mm spacing 10-12.5mm on cylindricality quenches cylinder below per pass helical baffle, it is simple in cylindricality quenching cylinder dip quench medium; Having into water circular hole on the left of water tank, right side has water outlet circular hole;
It is 20-30 degree that described taper goes out the tapering of ball cylinder, to ensure that hardened steel ball falls in the kerve that taper goes out ball cylinder smoothly under the screwfeed impetus of cylindricality quenching cylinder; Taper goes out the baffle plate equidistantly distributing 8-10 shoe in the kerve of ball cylinder along inwall circumference 360 °, can pick up falling into the steel ball that taper goes out in ball cylinder kerve under the rotation of rotating shaft, and in the position higher than rotating shaft 50-100mm, steel ball is poured into out ball chute;
Described turnover ball chute support is anchored on the floor that water tank front and back end inwall stretches out each through bolt, and on the right side of the rotating shaft that coexists; Wherein, turnover ball chute cradle top surface right low left high tilts 6-10 °, low early and high after tilt 12-15 °, to guarantee the goal chute fitted with it and to go out ball chute and steel ball can be imported smoothly and derive quenching unit;
Described goal chute and the bottom surface going out ball chute are welded with bar shaped muscle, to increase intensity, reduce steel ball simultaneously and it is impacted the noise caused, improve working environment.
It is an advantage of the current invention that: the present invention forms the production line of steel ball a kind of matching with oblique roll process for oblique milling steel ball drum-type quenching unit, utilizes steel ball waste heat to quench, saves the energy, improves production efficiency;
Cylindricality quenching cylinder adopts three road lead of screw modes steel ball to be quenched and screwfeed, it is ensured that the steel ball quenching time is uniformly with to go out ball smooth and easy;
This device adopts taper to go out ball cylinder mode and the steel ball after quenching is derived cylindricality quenching cylinder and picks up and pour out ball chute into, improves efficiency and the quality of steel ball quenching;
Goal chute is welded with bar shaped muscle with going out bottom ball chute, increase the advantages such as intensity, the impact noise of reduction steel ball.
Accompanying drawing explanation
Fig. 1 is the drum-type device schematic diagram of the oblique milling steel ball on-line continuous quenching of the present invention;
Fig. 2 (a) is the cisten mechanism schematic diagram of the present invention; Fig. 2 (b) is another structural representation of water tank of the present invention;
Fig. 3 (a) is the goal chute structure schematic diagram of the present invention; Fig. 3 (b) is another structural representation of the goal chute of the present invention;
Fig. 4 is the taper goal roller frame schematic diagram of the present invention;
Fig. 5 is the cylindricality quenching roller frame schematic diagram of the present invention;
The taper that Fig. 6 is the present invention goes out ball roller frame schematic diagram;
Fig. 7 (a) be the present invention go out ball chute structure schematic diagram; Fig. 7 (b) is another structural representation going out ball chute of the present invention;
Fig. 8 is the chute supporting structure schematic diagram of the present invention;
Fig. 9 is the pivot structure schematic diagram of the present invention;
Figure 10 is the four paws spoke architecture schematic diagram of the present invention;
In figure: 1, water tank, 2, VFC motor, 3, decelerator, 4, chain-wheel mechanism, 5, goal chute, 6, taper goal cylinder, 7, cylindricality quenching cylinder, 8, taper go out ball cylinder, 9, go out ball chute, 10, chute support, 11, bearing block, 12, rotating shaft, 13, four paws spoke.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is explained in further detail. Should be appreciated that specific embodiment described herein is used only for explaining the present invention, be not intended to limit the present invention.
On the contrary, the present invention contains any replacement made in the spirit and scope of the present invention, amendment, equivalent method and scheme being defined by the claims. Further, in order to make the public that the present invention to be had a better understanding, in below the details of the present invention being described, detailed describe some specific detail sections. The description not having these detail sections for a person skilled in the art can also understand the present invention completely.
Below in conjunction with accompanying drawing, technical scheme is described further.
As Figure 1-10 shows, a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous of the present invention, this device includes water tank 1, VFC motor 2, decelerator 3, chain-wheel mechanism 4, goal chute 5, taper goal cylinder 6, cylindricality quenching cylinder 7, taper go out ball cylinder 8, go out ball chute 9, chute support 10, bearing block 11, rotating shaft 12 and four paws spoke 13;
Wherein, the bottom outer wall (as Suo Shi Fig. 2 (b)) of water tank 1 is welded with the groined type bar muscle of wide 15-20mm height 30-40mm, and the four sides inwall of water tank 1 is also all welded with the groined type bar muscle of wide 15-20mm height 30-40mm, joining place at its four sides inwall with bottom interior wall is welded with the thick reinforcement of 15-20mm, intensity during to guarantee water tank 1 load-bearing and rigidity, water tank 1 side has into water circular hole, and opposite side has water outlet circular hole;
Goal chute with go out as (Fig. 3 (b) with Fig. 7 (b) shown in) is all welded with bar shaped muscle bottom ball chute, to alleviate the noise that its bottom impact is produced by steel ball;
Taper goal cylinder 6, cylindricality quenching cylinder 7 and taper go out ball cylinder 8 three and are arranged in order, and are supported by the four paws spoke 13 of cylindricality quenching cylinder 7 front and back end and are connected in rotating shaft 12, and concentric;
It is 105-140mm that cylindricality quenching 120 ° of interval of cylinder 7 arrival end inwall Spiral distribution the gap of three road helical baffles (as shown in Figure 5), dividing plate and dividing plate, it is simple to the steel ball of two diameter 50-65mm passes through;
Taper goal cylinder 6 and taper go out ball cylinder 8 and must keep certain taper, make steel ball import smoothly and derive cylindricality quenching cylinder 7;
VFC motor 2, decelerator 3 are with taper goal cylinder 6, cylindricality quenching cylinder 7, taper goes out ball cylinder 8 and rotating shaft 12 is placed side by side, transmits power by sprocket wheel link chain mechanism, and its base is anchored on the floor that water tank 1 front inner wall is stretched out each through bolt.
The operation principle of the present invention:
After oblique roll process high temperature rolling shapes steel ball, steel ball rolls into goal chute 5 automatically by deadweight, due to goal chute 5 exist forward with angle of inclination to the left, therefore the left side along goal chute is tumbled into taper goal cylinder 6 by steel ball under Gravitative Loads, taper goal cylinder 6 will make steel ball continue to roll into the gap of any two dividing plates composition in three road helical baffles of cylindricality quenching cylinder 7 owing to there is cone angle slope, cylindricality quenching cylinder 7 surrounding all has hole below three road helical baffles, purpose is to make cylindricality quenching cylinder 7 be prone to dip quench medium fully to quench by steel ball, by VFC motor 2, decelerator 3, chain-wheel mechanism 4, drive shaft 12 rotates according to pre-set velocity, support and the rotation of front and back end four paws spoke is passed through in rotating shaft 12, cylindricality quenching cylinder 7 is made to rotate, realize the screwfeed effect of steel ball between helical baffle, until arriving taper to go out ball cylinder 8, owing to the steel ball that affects by its tapering slope tumbles the kerve going out ball cylinder 8 into taper, 8 shoe baffle plates along kerve circle distribution, under axis of rotation effect, the steel ball after quenching is praised to certain altitude, steel ball in shoe baffle plate is finally tumbled into going out ball chute 9 by Gravitative Loads, complete quenching.
Claims (10)
1. the drum-type device for the quenching of oblique milling steel ball on-line continuous, it is characterized in that, described device includes water tank (1), cylindricality quenching cylinder (7), the internal two ends of described water tank (1) each extend over out floor, one end of described cylindricality quenching cylinder (7) is provided with taper goal cylinder (6), the other end is provided with taper and goes out ball cylinder (8), described taper goal cylinder (6) docks a goal chute (5), described taper goes out ball cylinder (8) docking one and goes out ball chute (9), described cylindricality quenching cylinder (7) central axial direction arranges a rotating shaft (12), described rotating shaft (12) runs through described cylindricality quenching cylinder (7), and described rotating shaft (12) two ends are fixed on the floor of water tank front and back end respectively through bearing block (11), described rotating shaft (12) connects a driving assembly relative to one section of goal chute (5).
2. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterized in that, described cylindricality quenching cylinder (7) is cylinder, in it, wall has three road width helical baffles, the pitch of described three road helical baffles is 330-450mm, three road helical baffles quench in cylindricality the starting position interval 120 ° of cylinder (7) entrance, and three road dividing plate open forms straggly become clearance channel; Below per pass helical baffle, circular hole is all had on described cylindricality quenches cylinder (7).
3. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterized in that, described driving assembly includes VFC motor (2), described VFC motor (2) connects a chain-wheel mechanism (4) one end by decelerator (3), and the other end of chain-wheel mechanism (4) is connected on rotating shaft (12) one end relative to goal chute (5);
Wherein said VFC motor (2) is realized the stepless frequency control of motor by frequency-changing control system, in order to accurately controls the rotating speed of cylindricality quenching cylinder (7), and then accurately controls the time of steel ball quenching;
Described decelerator (3) couples with VFC motor, it is achieved slows down and increases the effect turned round, and makes the stabilization of speed of cylindricality quenching cylinder between 2-5RPM;
Described chain-wheel mechanism (4) is for passing to rotating shaft (12) accurately and efficiently by the power that decelerator exports.
4. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 3, it is characterized in that, described decelerator (3) utilizes bolt to be anchored on the floor that water tank (1) front inner wall is stretched out, and to go out ball cylinder (8) placed side by side with bearing block (11), rotating shaft (12), taper goal cylinder (6), cylindricality quenching cylinder (7) and taper.
5. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterized in that, described taper goal cylinder (6) and described cylindricality quenching cylinder (7) and taper go out ball cylinder (8) and weld together, and are fixed in rotating shaft (12) by the quench four paws spoke (13) of cylinder (7) front and back end of cylindricality.
6. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterized in that, the wall thickness of described water tank (1) is 5-8mm, long for 3145-3500mm, width is 2200-2500mm, height is 915-1100mm, and described water tank (1) bottom outer wall is all welded with the groined type bar muscle of wide 15-20mm height 30-40mm with four sides inwall; Water tank (1) four sides inwall is welded with the thick reinforcement of 15-20mm with bottom interior wall joining place; Water tank front and back end inwall same between floor is welded with the thick reinforcement of 15-20mm with stretching out; Water tank (1) side has into water circular hole, and opposite side has water outlet circular hole.
7. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterised in that described goal chute (5), by chute support (10), is anchored on the floor that water tank (1) front inner wall is stretched out with bolt; Equally, described in go out ball chute (9) by chute support (10), be anchored on the floor that water tank (1) rear end inwall stretches out with bolt.
8. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterised in that the tapering of described taper goal cylinder (6) is 20 degree, to ensure that steel ball can quickly introduce cylindricality quenching cylinder (7) after falling into.
9. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 7, it is characterized in that, it is 30 degree that described taper goes out the tapering of ball cylinder (8), with ensure hardened steel ball cylindricality quench cylinder (7) screwfeed impetus under fall in the kerve that taper goes out ball cylinder (8) smoothly; Described taper goes out the baffle plate equidistantly distributing 8-10 shoe in the kerve of ball cylinder (8) along inwall circumference 360 °, can pick up falling into the steel ball that taper goes out in ball cylinder (8) kerve under the rotation of rotating shaft (12), and in the position higher than rotating shaft 50-100mm, steel ball is poured into out ball chute (9);
The chute support (10) of described turnover ball is anchored on the floor that water tank (1) front and back end inwall stretches out each through bolt, and on the right side of the rotating shaft that coexists; Wherein, turnover ball chute cradle top surface right low left high tilts 6-10 °, low early and high after inclination 12-15 °.
10. a kind of drum-type device for the quenching of oblique milling steel ball on-line continuous according to claim 1, it is characterised in that described goal chute (5) and the bottom surface going out ball chute (9) are welded with bar shaped muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180199.XA CN105671294B (en) | 2016-03-25 | 2016-03-25 | A kind of drum-type device for the quenching of oblique milling steel ball on-line continuous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180199.XA CN105671294B (en) | 2016-03-25 | 2016-03-25 | A kind of drum-type device for the quenching of oblique milling steel ball on-line continuous |
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| Publication Number | Publication Date |
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| CN105671294A true CN105671294A (en) | 2016-06-15 |
| CN105671294B CN105671294B (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180199.XA Active CN105671294B (en) | 2016-03-25 | 2016-03-25 | A kind of drum-type device for the quenching of oblique milling steel ball on-line continuous |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108330270A (en) * | 2018-03-20 | 2018-07-27 | 北京科技大学 | A kind of polygon drum-type oblique milling ball milling steel ball quenching device |
| CN110983019A (en) * | 2019-12-18 | 2020-04-10 | 北京科技大学 | Steel ball control cooling device with waste heat recycling function |
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| CN103625918A (en) * | 2013-11-28 | 2014-03-12 | 济南惠信实业有限公司 | Ball separator for high temperature steel balls |
| CN203846065U (en) * | 2014-03-14 | 2014-09-24 | 周立江 | Steel ball quenching device |
| CN204325439U (en) * | 2014-11-28 | 2015-05-13 | 山西中条山机电设备有限公司 | A kind of rolling ball quenching sieve-type cylinder |
| CN205710823U (en) * | 2016-03-25 | 2016-11-23 | 北京科技大学 | A kind of drum-type device for the quenching of oblique milling steel ball on-line continuous |
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2016
- 2016-03-25 CN CN201610180199.XA patent/CN105671294B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101058843A (en) * | 2006-04-21 | 2007-10-24 | 蔡平 | Steel ball quenching machine |
| CN202246754U (en) * | 2011-09-21 | 2012-05-30 | 首钢总公司 | Internal spiral quenching machine for roll screen |
| CN103625918A (en) * | 2013-11-28 | 2014-03-12 | 济南惠信实业有限公司 | Ball separator for high temperature steel balls |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108330270A (en) * | 2018-03-20 | 2018-07-27 | 北京科技大学 | A kind of polygon drum-type oblique milling ball milling steel ball quenching device |
| CN108330270B (en) * | 2018-03-20 | 2023-09-08 | 北京科技大学 | Polygonal drum-type oblique rolling ball milling steel ball quenching device |
| CN110983019A (en) * | 2019-12-18 | 2020-04-10 | 北京科技大学 | Steel ball control cooling device with waste heat recycling function |
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| CN105671294B (en) | 2017-12-05 |
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