CN102285581B - Special suspender to replace vertical mill universal connecting shafts and use method thereof - Google Patents

Special suspender to replace vertical mill universal connecting shafts and use method thereof Download PDF

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Publication number
CN102285581B
CN102285581B CN201010202237.XA CN201010202237A CN102285581B CN 102285581 B CN102285581 B CN 102285581B CN 201010202237 A CN201010202237 A CN 201010202237A CN 102285581 B CN102285581 B CN 102285581B
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CN
China
Prior art keywords
universal
joint spindle
suspension rod
driving
anchor ear
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CN201010202237.XA
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Chinese (zh)
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CN102285581A (en
Inventor
李德兴
沈明明
冯世克
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五冶集团上海有限公司
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Priority to CN201010202237.XA priority Critical patent/CN102285581B/en
Publication of CN102285581A publication Critical patent/CN102285581A/en
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Publication of CN102285581B publication Critical patent/CN102285581B/en

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Abstract

The invention provides a special suspender to replace vertical mill universal connecting shafts. The special suspender comprises a suspender, a hoop and a balance weight unit; the special suspender is characterized in that the suspender (6) is a box-shaped joist steel structure; a big lug (7) is arranged at the middle; a connecting seat in 135 degrees connection with the suspender (6) is arranged at one end, and the balance weight unit is arranged at the other end; the hoop is two semicircular half hoops (5), and is fixedly connected with the connecting seat of the suspender (6) by a bolt (9), so that the hoops (5) are in 135 degrees connection with the suspender (6); the balance weight unit is provided with a balance weight frame (10) fixedly connected with the suspender (6); the middle part of the balance weight frame (10) is provided with a lug (8); and a balance weight is arranged in the balance weight frame (10). The special suspender to replace vertical mill universal connecting shafts and a use method thereof have the advantages that the universal connecting shaft can be dismounted or mounted efficiently, reliably and fast.

Description

Change Special suspender and the using method thereof of vertical mill universal-joint spindle

Technical field

The present invention relates to a kind of milling train of production line of bar, specifically, is a kind of Special suspender and using method thereof of changing vertical mill universal-joint spindle.

Background technology

The milling train size of medium-sized and large-scale production line of bar and weight are comparatively large, and the universal-joint spindle length of milling train is generally 3 meters (Extensibles about 1 meter), the weight of related spindle chieftain about about 4 tons.Lift by crane after usual use steel rope or cloth suspender belt binding universal-joint spindle, but this binding method easily produces slip concerning the such major axis of universal-joint spindle, and when changing the universal-joint spindle of vertical mill, as shown in Figure 1, because reductor is on universal-joint spindle top, hinders direct driving and universal-joint spindle lifting is put in place.The hanging method of known universal-joint spindle first hangs as far as possible near reductor position with driving by universal-joint spindle, top inside universal-joint spindle installation site hangs a 1T cucurbit and is drawn in inward by universal-joint spindle, simultaneously both sides, universal-joint spindle top hang 2 2T cucurbits and are caught by universal-joint spindle when driving a vehicle loose hook fixing by universal-joint spindle, universal-joint spindle is not allowed to topple over, above three cucurbits are used to carry out contraposition and lifting when universal-joint spindle docks with reductor, on the inspection platform that above process all needs workmen to stand in set up temporarily, cucurbit and commander's driving are drawn in high-altitude, and need driving and cucurbit cooperation universal-joint spindle could be realized to hang out lift up into, the hanging method of known universal-joint spindle is hard, and it is dangerous.

The replacing options of therefore known universal-joint spindle also exists above-mentioned all inconvenience and problem.

Summary of the invention

Object of the present invention, the equilibrium principle being to utilize balance to weigh proposes a kind of Special suspender of replacing vertical mill universal-joint spindle improving the efficiency of changing universal-joint spindle and reliability, safety.

Another object of the present invention, is to utilize balance equilibrium principle of weighing to propose a kind of using method of Special suspender of replacing vertical mill universal-joint spindle improving the efficiency of changing universal-joint spindle and reliability, safety.

For achieving the above object, technical solution of the present invention is:

Change a Special suspender for vertical mill universal-joint spindle, comprise suspension rod, anchor ear and counterweight element, is characterized in that:

Described suspension rod is a box beam steel construction piece, and centre is provided with a large hanger, and one end is provided with one and becomes 135 ° of Connection Blocks be connected with described suspension rod, and the other end is provided with a counterweight element;

Described anchor ear is the two halves chip anchor ear of semi-annular shape, is fixedly connected with the Connection Block of bolt with described suspension rod, becomes 135 ° to be connected to make described anchor ear and described suspension rod;

Described counterweight element is provided with a counterweight frame be fixedly connected with suspension rod, and the middle part of described counterweight frame is provided with a hanger, and is provided with counterweight in described counterweight frame.

The Special suspender of rolling mill universal spindle of the present invention can also be further achieved by the following technical measures.

The Special suspender of aforesaid rolling mill universal spindle, the two halves chip anchor ear of wherein said semi-annular shape is provided with leader respectively on two half anchor ears.

The Special suspender of aforesaid rolling mill universal spindle, is provided with flexible connection hinge each other between two half anchor ears of the two halves chip anchor ear of wherein said semi-annular shape.

The Special suspender of aforesaid rolling mill universal spindle, the counterweight in wherein said counterweight frame is some round steel billets, and described some round steel billets are fixed in described counterweight frame by counterweight gusset.

Change a using method for vertical mill universal-joint spindle, it is characterized in that comprising the following steps:

I, remove universal-joint spindle from vertical mill:

First step: make anchor ear according to universal-joint spindle diameter, be fixedly connected with the Connection Block of bolt with described suspension rod, become 135 ° to be connected to make described anchor ear and described suspension rod; There is provided one to be provided with driving hook and the driving of little hook of driving a vehicle, hang large hanger with driving hook, and state the hanger in the middle part of counterweight frame with the little hook block residence of driving;

Second step: when suspension rod level being hung vertical mill universal-joint spindle position, counterweight transferred by little hook of driving a vehicle, when to put to the anchor ear of suspension rod and vertical mill universal-joint spindle be vertical state;

Third step: the height of adjustment anchor ear arrives bottom, universal-joint spindle collapsible joint place, translation suspension rod is to universal-joint spindle position, workmen stands on the inspection platform that temporarily provides and reliably embraces universal-joint spindle with anchor ear, remove universal-joint spindle to be connected with the top of reductor, and depart from original holding position;

4th step: universal-joint spindle is thrown off universal-joint spindle and supported and reductor position by driving hook parallel motion, rise the little hook of driving, allow after suspension rod to level attitude and hang out universal-joint spindle, rise again after winching to old universal-joint spindle putting position the little hook of driving by universal-joint spindle to level attitude after put down universal-joint spindle;

II installs a new universal-joint spindle and enters vertical mill

First step: make anchor ear according to universal-joint spindle diameter, be fixedly connected with the Connection Block of bolt with described suspension rod, become 135 ° to be connected to make described anchor ear and described suspension rod; The driving that one is provided with driving hook and the little hook of a driving is provided, hangs large hanger with driving hook, and state hanger in the middle part of counterweight frame with little hook block residence of driving a vehicle;

Second step: after traveling crane lifting boom, rises driving little hook and suspension rod anchor ear is turn to level attitude; The universal-joint spindle top sub position of horizontal positioned is embraced with anchor ear; There is provided a 2t cucurbit, its top hangs on anchor ear hanger, and the bottom of universal-joint spindle is held in bottom;

Third step: hoist driving hook, counterweight transferred by little hook of simultaneously driving a vehicle, and after upset suspension rod to level attitude, new universal-joint spindle hung vertical mill place, the less hook of driving that declines, and makes universal-joint spindle to upright state;

4th step: horizontal shift-in universal-joint spindle is to reductor joint, universal-joint spindle unclamps 2t cucurbit after being placed on spindle support above, promotes suspension rod and universal-joint spindle chieftain is connected with the contraposition of reductor joint, take suspension rod anchor ear after connecting apart, shift out suspension rod, complete new universal-joint spindle and install.

After adopting technique scheme, Special suspender and the using method thereof of replacing vertical mill universal-joint spindle of the present invention have the following advantages:

1. suspension rod material is easy to get, and makes simple and easy, with low cost;

2. utilize suspension rod to remove or universal-joint spindle realization be installed efficiently, reliably, fast;

3. anchor ear is connected firmly, and slippage can not occur, support personnel, device security.

Accompanying drawing explanation

Fig. 1 is universal-joint spindle and the reductor of embodiments of the invention, and the position view that universal-joint spindle is connected with anchor ear;

Fig. 2 is the hanging rod structure schematic diagram of embodiments of the invention;

Fig. 3 is the universal-joint spindle demolishing process schematic diagram of embodiments of the invention;

Fig. 4 is the new universal-joint spindle installation process schematic diagram of embodiments of the invention.

In figure: 1 vertical mill universal-joint spindle, 2 reductors, 3 driving hooks, the little hook of 4 driving, 5 anchor ears, 6 suspension rods, 7 large hangers, 8 hangers, 9 bolts, 10 counterweight frame, 11 round steel billets, 12 cucurbits, 13 handles, 14 hinges, anchor ear position during 51 installation, anchor ear position during 52 dismounting.

Detailed description of the invention

Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.

Now refer to Fig. 1 and Fig. 2, Fig. 1 is universal-joint spindle and the reductor of embodiments of the invention, and the position view that universal-joint spindle is connected with anchor ear; Fig. 2 is the hanging rod structure schematic diagram of embodiments of the invention.As shown in the figure, described suspension rod 6 is 300x200mm box beam steel construction pieces, and centre is provided with a large hanger 7, and one end is provided with one and becomes 135 ° of Connection Blocks be connected with described suspension rod (6), and the other end is provided with a counterweight element;

Described anchor ear is the two halves chip anchor ear 5 of semi-annular shape, be fixedly connected with the Connection Block of bolt 9 with described suspension rod 6, be connected with 135 °, described 6 one-tenth, suspension rod to make described anchor ear 5, the two halves chip anchor ear 5 of described semi-annular shape is provided with leader 13 respectively on two half anchor ears, be convenient to catch two handles locking anchor ears when manual operation, also be provided with flexible connection hinge 14 each other between two half anchor ears of the two halves chip anchor ear 5 of described semi-annular shape, allow them be combined easy to use;

Described counterweight element is provided with a counterweight frame 10 be fixedly connected with suspension rod 6, and the middle part of described counterweight frame 10 is provided with a hanger 8, and three sections of round steel billets that in described counterweight frame 10, setting is fixed by counterweight gusset make counterweight.

The using method of the Special suspender of rolling mill universal spindle of the present invention comprises the following steps:

I, remove universal-joint spindle from vertical mill:

Fig. 3 is the universal-joint spindle demolishing process schematic diagram of embodiments of the invention, simultaneously with reference to figure 1.

First step: make anchor ear 5 according to universal-joint spindle diameter, be fixedly connected with the Connection Block of bolt with described suspension rod, become 135 ° to be connected to make described anchor ear and described suspension rod; There is provided one to be provided with drive a vehicle hook and a 5t of 20t to drive a vehicle the driving of little hook, hang large hanger with driving hook, and state the hanger in the middle part of counterweight frame with little hook block residence of driving a vehicle;

Second step: when suspension rod level being hung vertical mill universal-joint spindle position, counterweight transferred by little hook of driving a vehicle, when to put to the anchor ear of suspension rod and vertical mill universal-joint spindle be vertical state;

Third step: the height of adjustment anchor ear 51 arrives bottom, universal-joint spindle collapsible joint place (when can ensure to sling, universal-joint spindle telescopic joint place can not skid off), translation suspension rod is to universal-joint spindle position, workmen stands on the inspection platform that temporarily provides and reliably embraces universal-joint spindle with anchor ear, remove universal-joint spindle to be connected with the top of reductor, and depart from original holding position;

4th step: universal-joint spindle is thrown off universal-joint spindle and supported and reductor position by driving hook parallel motion, rise the little hook of driving, allow after suspension rod to level attitude and hang out universal-joint spindle, rise again after winching to old universal-joint spindle putting position the little hook of driving by universal-joint spindle to level attitude after put down universal-joint spindle;

II installs a new universal-joint spindle and enters vertical mill:

Fig. 4 is the new universal-joint spindle installation process schematic diagram of embodiments of the invention, simultaneously with reference to figure 1.

First step: make anchor ear 5 according to universal-joint spindle diameter, be fixedly connected with the Connection Block of bolt with described suspension rod, become 135 ° to be connected to make described anchor ear and described suspension rod; There is provided one to be provided with drive a vehicle hook and a 5t of 20t to drive a vehicle the driving of little hook, hang large hanger with driving hook, and state the hanger in the middle part of counterweight frame with little hook block residence of driving a vehicle;

Second step: after traveling crane lifting boom, rises driving little hook and suspension rod anchor ear is turn to level attitude; The universal-joint spindle top sub position (below of anchor ear 51 position namely in the universal-joint spindle demolishing process of embodiments of the invention) of horizontal positioned is embraced with anchor ear 52; There is provided a 2t cucurbit 12, its top hangs on anchor ear hanger, bottom hold universal-joint spindle bottom (guarantee sling universal-joint spindle time telescopic joint can not skid off);

Third step: hoist driving hook, counterweight transferred by little hook of simultaneously driving a vehicle, and after upset suspension rod to level attitude, new universal-joint spindle hung vertical mill place, the less hook of driving that declines, and makes universal-joint spindle to upright state;

4th step: horizontal shift-in universal-joint spindle is to reductor joint, universal-joint spindle unclamps 2t cucurbit 12 after being placed on spindle support above, promotes suspension rod and universal-joint spindle chieftain is connected with the contraposition of reductor joint, take suspension rod anchor ear after connecting apart, shift out suspension rod, complete new universal-joint spindle and install.

Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, all equivalent technical schemes also should belong to category of the present invention, should be limited by each claim.

Claims (5)

1. change a Special suspender for vertical mill universal-joint spindle, comprise suspension rod, anchor ear and counterweight element, is characterized in that:
Described suspension rod (6) is a box beam steel construction piece, and centre is provided with a large hanger (7), and one end is provided with one and becomes 135 ° of Connection Blocks be connected with described suspension rod (6), and the other end is provided with a counterweight element;
Described anchor ear is the two halves chip anchor ear (5) of semi-annular shape, be fixedly connected with the Connection Block of bolt (9) with described suspension rod (6), become 135 ° to be connected to make described anchor ear (5) with described suspension rod (6);
Described counterweight element is provided with a counterweight frame (10) be fixedly connected with suspension rod (6), the middle part of described counterweight frame (10) is provided with a hanger (8), and is provided with counterweight in described counterweight frame (10).
2. the Special suspender changing vertical mill universal-joint spindle as claimed in claim 1, it is characterized in that, the two halves chip anchor ear (5) of described semi-annular shape is provided with leader (13) respectively on two half anchor ears.
3. the Special suspender changing vertical mill universal-joint spindle as claimed in claim 1, is characterized in that, be provided with flexible connection hinge each other (14) between two half anchor ears of the two halves chip anchor ear (5) of described semi-annular shape.
4. the Special suspender changing vertical mill universal-joint spindle as claimed in claim 1, it is characterized in that, counterweight in described counterweight frame (10) is some round steel billets (11), and described some round steel billets (11) are fixed in described counterweight frame (10) by counterweight gusset.
5. change a using method for the Special suspender of vertical mill universal-joint spindle, it is characterized in that comprising the following steps:
I, remove universal-joint spindle from vertical mill:
First step: make anchor ear according to universal-joint spindle diameter, be fixedly connected with the Connection Block of suspension rod with bolt, become 135 ° to be connected to make described anchor ear and described suspension rod; There is provided one to be provided with driving hook and the driving of little hook of driving a vehicle, hang large hanger with driving hook, and live the hanger in the middle part of counterweight frame with the little hook block of driving;
Second step: when suspension rod level being hung vertical mill universal-joint spindle position, counterweight transferred by little hook of driving a vehicle, when to put to the anchor ear of suspension rod and vertical mill universal-joint spindle be vertical state;
Third step: the height of adjustment anchor ear arrives bottom, universal-joint spindle collapsible joint place, translation suspension rod is to universal-joint spindle position, workmen stands on the inspection platform that temporarily provides and reliably embraces universal-joint spindle with anchor ear, remove universal-joint spindle to be connected with the top of reductor, and depart from original holding position;
4th step: universal-joint spindle is thrown off universal-joint spindle and supported and reductor position by driving hook parallel motion, rise the little hook of driving, allow after suspension rod to level attitude and hang out universal-joint spindle, rise again after winching to old universal-joint spindle putting position the little hook of driving by universal-joint spindle to level attitude after put down universal-joint spindle;
II installs a new universal-joint spindle and enters vertical mill
First step: make anchor ear according to universal-joint spindle diameter, be fixedly connected with the Connection Block of bolt with described suspension rod, become 135 ° to be connected to make described anchor ear and described suspension rod; The driving that one is provided with driving hook and the little hook of a driving is provided, hangs large hanger with driving hook, and state hanger in the middle part of counterweight frame with little hook block residence of driving a vehicle;
Second step: after traveling crane lifting boom, rises driving little hook and suspension rod anchor ear is turn to level attitude; The universal-joint spindle top sub position of horizontal positioned is embraced with anchor ear; There is provided a 2t cucurbit, its top hangs on anchor ear hanger, and the bottom of universal-joint spindle is held in bottom;
Third step: hoist driving hook, counterweight transferred by little hook of simultaneously driving a vehicle, and after upset suspension rod to level attitude, new universal-joint spindle hung vertical mill place, the less hook of driving that declines, and makes universal-joint spindle to upright state;
4th step: horizontal shift-in universal-joint spindle is to reductor joint, universal-joint spindle unclamps 2t cucurbit after being placed on spindle support above, promotes suspension rod and universal-joint spindle chieftain is connected with the contraposition of reductor joint, take suspension rod anchor ear after connecting apart, shift out suspension rod, complete new universal-joint spindle and install.
CN201010202237.XA 2010-06-17 2010-06-17 Special suspender to replace vertical mill universal connecting shafts and use method thereof CN102285581B (en)

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CN201010202237.XA CN102285581B (en) 2010-06-17 2010-06-17 Special suspender to replace vertical mill universal connecting shafts and use method thereof

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Application Number Priority Date Filing Date Title
CN201010202237.XA CN102285581B (en) 2010-06-17 2010-06-17 Special suspender to replace vertical mill universal connecting shafts and use method thereof

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CN102285581B true CN102285581B (en) 2015-06-24

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CN103601066B (en) * 2013-11-19 2015-10-21 中冶天工集团有限公司 A kind of for lifting the suspender and hanging method that are positioned at concealed location place equipment
CN104016224B (en) * 2014-06-17 2016-01-06 重庆钢铁(集团)有限责任公司 A kind of closed type mill guide beam hoisting auxiliary device
CN104555715A (en) * 2014-12-23 2015-04-29 中国一冶集团有限公司 Multi-suspension point eccentric special sling
CN105776044B (en) * 2016-04-26 2017-06-20 中国三冶集团有限公司 Hooks coupling universal coupling dismounting special hanger and its application method on a kind of vertical mill
CN107866551A (en) * 2017-11-27 2018-04-03 重庆市志乾铸造厂 A kind of device for casting upset
CN108483293A (en) * 2018-03-30 2018-09-04 五冶集团上海有限公司 A kind of device of quick inspection vertical mill shaft gear abrasion
CN109230978B (en) * 2018-10-31 2019-11-08 广州黄船海洋工程有限公司 A kind of combined type arm beam of steelyard lifting beam device and its hanging method

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CN2581408Y (en) * 2002-07-15 2003-10-22 武汉钢铁(集团)公司 Device for mounting building structural members
CN201217605Y (en) * 2008-05-29 2009-04-08 中冶天工上海十三冶建设有限公司 Lever-type sling
CN201338905Y (en) * 2009-01-22 2009-11-04 武汉冶建安装工程有限责任公司 Lifting appliance for lifting and conveying vertical universal joint spindle

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Publication number Priority date Publication date Assignee Title
SU501959A1 (en) * 1974-03-01 1976-02-05 Ждановский Филиал Украинского Государственного Института По Проектированию Металлургических Заводов Lifting bar for cantilever lifting and transporting cargo
CN2581408Y (en) * 2002-07-15 2003-10-22 武汉钢铁(集团)公司 Device for mounting building structural members
CN201217605Y (en) * 2008-05-29 2009-04-08 中冶天工上海十三冶建设有限公司 Lever-type sling
CN201338905Y (en) * 2009-01-22 2009-11-04 武汉冶建安装工程有限责任公司 Lifting appliance for lifting and conveying vertical universal joint spindle

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