CN202096979U - Mounting structure for main reducer of roller mill - Google Patents

Mounting structure for main reducer of roller mill Download PDF

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Publication number
CN202096979U
CN202096979U CN2011200659383U CN201120065938U CN202096979U CN 202096979 U CN202096979 U CN 202096979U CN 2011200659383 U CN2011200659383 U CN 2011200659383U CN 201120065938 U CN201120065938 U CN 201120065938U CN 202096979 U CN202096979 U CN 202096979U
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CN
China
Prior art keywords
reductor
sole plate
grinding machine
roller mill
ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2011200659383U
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Chinese (zh)
Inventor
胡泽武
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Loesche Shanghai Co Ltd
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Loesche Shanghai Co Ltd
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Publication date
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Priority to CN2011200659383U priority Critical patent/CN202096979U/en
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Publication of CN202096979U publication Critical patent/CN202096979U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a mounting structure for a main reducer of a roller mill, which comprises a mill reducer, a reducer foundation board and a mill foundation frame in sequential connection. A padding part is arranged between the reducer foundation board and the mill foundation frame. Compared with the prior art, the mounting structure has the advantages that since the reducer foundation board and the mill foundation frame are in movable connection so as to be convenient for demounting, leveling of the reducer foundation board is easy, and the like.

Description

A kind of ring-roller mill main gear reducer assembling structure
Technical field
The utility model relates to and a kind of the ring-roller mill main gear reducer is installed in the structure on the grinding machine basic framework, especially relates to a kind of ring-roller mill main gear reducer assembling structure.
Background technology
Reductor belongs to a kind of precision mechanical transmission device, is widely used in all trades and professions as power drive mechanism.Ring-roller mill is as a kind of large industry equipment that is used for industries such as metallurgy, mine, the energy, building materials; Main gear reducer in its transmission system (or claiming reductor) is a very important key device; The ring-roller mill reductor is a vertical type speed reducer (change gear); The center line that is power shaft becomes level with ground, and the center line of output shaft or title output flange becomes plumbness with ground.Along with the quickening of global industrialization paces and the demand in market; Ring-roller mill is gradually to the high power large scale development; At present installed power is extensively put in the commercial production at the Lay of the 6500KW ring-roller mill of having a rest, and the super-huge industrial ring-roller mill of its installed power 7800KW is about to emerge.Powerful transmission system has proposed stricter requirement to fixing of reductor and installation, reasonably fixes with installation method and can reduce the vibration in the reductor running, is beneficial to the normal for a long time operation of reductor inner body such as bearing, gear.
The ring-roller mill reductor directly is connected through bolt connecting device with the reductor sole plate, and reductor sole plate flatness and levelness need will be controlled in the margin of tolerance of reductor requirement, destroys or even fatal damage otherwise can bring to reductor.At present, ring-roller mill is that reductor sole plate and the direct welding when making of grinding machine basic framework is fixing, carries out the fine finishining on surface then together.Because reductor sole plate and grinding machine basic framework are integrally welded, in on-the-spot the installation, when needs levelling base plate, then need be together with the levelling simultaneously of grinding machine basic framework, this has brought difficulty and has spent the more time to levelling.And the sole plate distortion that transportation or mismachining tolerance cause also is not easy adjustment even can't adjusts, and this makes reductor be difficult to reach the smoothness that needs are installed.
The utility model content
The purpose of the utility model is exactly to provide a kind of reductor sole plate and grinding machine basic framework to flexibly connect in order to overcome the defective that above-mentioned prior art exists, thereby convenient disassembly, the easy ring-roller mill main gear reducer assembling structure of reductor sole plate levelling.
The purpose of the utility model can realize through following technical scheme: a kind of ring-roller mill main gear reducer assembling structure; This structure comprises grinding machine reductor, reductor sole plate, the grinding machine basic framework that connects successively; It is characterized in that, be provided with the padding thing between described reductor sole plate and the grinding machine basic framework.
Described padding thing thickness is 5~20mm.
The preferred 10mm of described padding thing thickness.
Described padding thing is an epoxy resin layer.
This structure also comprises the reductor sole plate connecting bolt, the reductor connecting bolt that is used for fixing grinding machine reductor, reductor sole plate, grinding machine basic framework three that are used for fixing grinding machine reductor and reductor sole plate, is used for the location taper pin to reductor sole plate and grinding machine basic framework location, and the pin-and-hole of the bolt hole of described reductor sole plate connecting bolt, the bolt hole of reductor connecting bolt, location taper pin is equipped with protective sleeve.
Described protective sleeve is processed by foam sponge.
Described reductor sole plate periphery is provided with outer surrounding baffle.
Compared with prior art, the utlity model has following advantage:
1, similar other ring-roller mill is that directly welding is fixing when making with reductor sole plate and grinding machine basic framework, and more finally together with grinding machine basic framework fine finishining sole plate upper surface, and the way that the utility model adopts is the distance that reductor sole plate and grinding machine basic framework is separated from and keeps 10mm; The reductor sole plate just can carry out machined separately; With respect to processing simultaneously with the grinding machine basic framework, the independent machined of base plate has easy to setup, and the machining tool scale diminishes; Machining period is short; It is big that the advantage that processing cost reduces, its reductor sole plate area of powerful ring-roller mill also become thereupon, and the advantage of the utility model is particularly outstanding.
When 2, reductor sole plate and grinding machine basic framework were integrally welded, the on-the-spot levelling base plate of installing need be together with the levelling simultaneously of grinding machine basic framework, and this has brought difficulty and spent the more time to levelling.Water detection is flat respectively and the utility model provides reductor sole plate and grinding machine basic framework; Grinding machine basic framework level requires low with respect to the reductor sole plate; And levelling one reductor sole plate is much relatively easy as also can be controlled at fully in the margin of tolerance separately, and this point meets the levelness requirement of reductor to sole plate.
When 3, reductor sole plate and grinding machine basic framework are integrally welded; Be not easy adjustment after the sole plate distortion that causes because of transportation or mismachining tolerance even can't adjust; But when being divided into two bodies; The part plan degree of reductor base plate can be proofreaied and correct and can be controlled at fully in the margin of tolerance, and this point meets the flatness requirement of reductor to sole plate.
4, during on-the-spot the installation, can carry out casting epoxy resin after adjusting reductor sole plate levelness and flatness, the aspect is quick.Because of becoming extremely firm and durable solid behind the epoxy cure; The reductor sole plate will forever be located and be indeformable; Vibration to reducing reductor brings huge benefits, and the life-span that increases parts such as reductor internal gear, bearing greatly reduces the operation expense of equipment simultaneously.
5, before sclerosis, has good flowability because of epoxy resin; Can be full of the gap between reductor sole plate and the grinding machine basic framework fully; Be very beneficial for reductor and its sole plate firmly fixing like this; Connecting bolt therebetween also is difficult for loose or dislocation, and reductor connects fixing safe and reliable.
6, in the utility model except epoxy resin, other are like connecting bolt, the adjustment bolt, taper pin all is common standard parts, easily buying and cost is cheap.
Description of drawings
Fig. 1 is for being ring-roller mill drive mechanism sketch map;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2.
Among Fig. 1: 1 is that grinding machine motor, 2 is that grinding machine reductor, 3 is that grinding machine basic framework, 4 is the reductor sole plate;
Among Fig. 3: 5 is that reductor sole plate connecting bolt, 6 is that leveling bolt, 7 is that reductor connecting bolt, 9 is that outer surrounding baffle, 10 is that padding thing, 11 is protective sleeve for locating taper pin, 8.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
Shown in Fig. 1~3, a kind of ring-roller mill main gear reducer assembling structure, this structure comprise grinding machine reductor 2, reductor sole plate 4, the grinding machine basic framework 3 that connects successively.
Being provided with thickness between reductor sole plate 4 and the grinding machine basic framework 3 is the padding thing 10 of 10mm.This padding thing 10 is an epoxy resin layer.Epoxy resin is used for ship's propeller, engine and subsidiary engine equipment, bearing block and various pumping system at present in a large number, gets the padding effect and comes instead of steel pad or casting pig pad.Become extremely firm and durable solid after the effect sclerosis of epoxy resin through specific curing agent.The utility model is exactly that such epoxy resin is gone up in cast in the 10mm clearance space of 3 of reductor sole plate 4 and grinding machine basic frameworks.Epoxy resin is recommended with CHOCKFAST ORANGE kind; This kind epoxy resin has very large popularity and extensive use in the world; Initial release market is exactly on the ship's propeller that is applied to high-power; In this utility model, the consumption of epoxy resin is selected according to the effective area of reductor sole plate 4.
This structure also comprises:
Reductor sole plate connecting bolt 5 is used and fixing grinding machine reductor 2 and reductor sole plate 4, behind epoxy cure, tightens.Reductor sole plate connecting bolt 5 is a standard component, according to the size of reductor power and sole plate, and optional M36, M48, specifications such as M56, number is selected according to the sole plate size.
Reductor connecting bolt 8 is used for grinding machine reductor 2 finally is fixed on reductor sole plate 4 and grinding machine basic framework 3.
Location taper pin 7 is used for reductor sole plate 4 and grinding machine basic framework 3 location, and location taper pin 7 is a standard component, optional Φ 30 specifications, and number is 2 can reach positioning function.
Protective sleeve 11; All to pass the 10mm gap of 3 of reductor sole plate 4 and grinding machine basic frameworks because of bolt and pin; Protective sleeve 11 can be guaranteed that epoxy resin is not stained with bolt and above the taper pin, promptly can move to bolt and pin the epoxy cure successor when casting epoxy resin like this.Protective sleeve is processed by the regular-type foam sponge, has certain compressible pliability and can guarantee that epoxy resin is outer and rush down on bolt and the taper pin.
Reductor sole plate 4 peripheries are provided with outer surrounding baffle 9, outflow during epoxy resin when being used for stoping cast.Outer surrounding baffle 9 is a general steel plate, and thickness can adopt 5mm, and width and total length are selected according to the size of reductor sole plate 4.
The installation method of this structure is: grinding machine basic framework 3 carries out the scope that all grinding machine basic frameworks 3 comprise behind the civil engineering second pouring and becomes a substantial plane; Placement reductor sole plate 4 is on reductor basic framework 3 and adjust 10mm gap therebetween, protects all bolts hole and pin-and-hole with protective sleeve 11.The levelness of adjusting reductor sole plates 4 through the leveling bolt 6 of reductor sole plate is to reach the margin of tolerance that grinding machine reductor 2 requires; Concrete operations are for tightening or loosening leveling bolt 6; Then the level height of reductor sole plate 4 promptly changes, and comes the adjustment of verification reductor sole plate 4 levelness through horizontal survey instrument or instrument.Used leveling bolt 6 is a standard component, optional M24 specification, and number is according to selected according to reductor sole plate 4 sizes.After the flatness of checking reductor sole plate 4 meets grinding machine reductor 2 and requires, the correct position that location taper pin 7 is installed in reductor sole plate 4 and grinding machine basic framework 3 with two final location.With the outer surrounding baffle 9 of reductor sole plate the periphery of reductor sole plate 4 is sealed up that padding thing 10 the outer of (epoxy resin) rush down when preventing to pour into a mould.Above step can be carried out the cast work of padding thing 10 (epoxy resin) to reductor sole plate 4 after implementing; Cast back padding thing 10 (epoxy resin) need certain sclerosis curing time, reach can tighten after the final sclerosis reductor sole plate bolt 5 with itself and grinding machine basic framework 3 final be connected firm.Because reductor sole plate leveling bolt 6 has lost the surface that its function and its position have surpassed reductor sole plate 4 behind leveling reductor machine sole plate 4; So after padding thing 10 (epoxy resin) sclerosis, need it be removed; Can begin the installation of grinding machine reductor 2 at last; Tighten reductor connecting bolt 8 after grinding machine reductor 2 is in place, like this grinding machine reductor 2 just with reductor sole plate 4 and 3 safe firm being fixed together of grinding machine basic framework.Load onto grinding machine motor 1 at last.

Claims (7)

1. ring-roller mill main gear reducer assembling structure, this structure comprise grinding machine reductor, reductor sole plate, the grinding machine basic framework that connects successively, it is characterized in that, are provided with the padding thing between described reductor sole plate and the grinding machine basic framework.
2. a kind of ring-roller mill main gear reducer assembling structure according to claim 1 is characterized in that described padding thing thickness is 5~20mm.
3. a kind of ring-roller mill main gear reducer assembling structure according to claim 2 is characterized in that, the preferred 10mm of described padding thing thickness.
4. according to claim 1,2 or 3 described a kind of ring-roller mill main gear reducer assembling structures, it is characterized in that described padding thing is an epoxy resin layer.
5. a kind of ring-roller mill main gear reducer assembling structure according to claim 1; It is characterized in that; This structure also comprises the reductor sole plate connecting bolt, the reductor connecting bolt that is used for fixing grinding machine reductor, reductor sole plate, grinding machine basic framework three that are used for fixing grinding machine reductor and reductor sole plate, is used for the location taper pin to reductor sole plate and grinding machine basic framework location, and the pin-and-hole of the bolt hole of described reductor sole plate connecting bolt, the bolt hole of reductor connecting bolt, location taper pin is equipped with protective sleeve.
6. a kind of ring-roller mill main gear reducer assembling structure according to claim 5 is characterized in that described protective sleeve is processed by foam sponge.
7. a kind of ring-roller mill main gear reducer assembling structure according to claim 1 is characterized in that described reductor sole plate periphery is provided with outer surrounding baffle.
CN2011200659383U 2011-03-14 2011-03-14 Mounting structure for main reducer of roller mill Expired - Lifetime CN202096979U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200659383U CN202096979U (en) 2011-03-14 2011-03-14 Mounting structure for main reducer of roller mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200659383U CN202096979U (en) 2011-03-14 2011-03-14 Mounting structure for main reducer of roller mill

Publications (1)

Publication Number Publication Date
CN202096979U true CN202096979U (en) 2012-01-04

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102671736A (en) * 2011-03-14 2012-09-19 莱歇研磨机械制造(上海)有限公司 Installation structure body for main reducer of roller mill and application method thereof
CN104607282A (en) * 2015-02-05 2015-05-13 安徽芜湖海螺建筑安装工程有限责任公司 Replacement method for vertical mill main speed reducer in cement raw material grinding system
CN108187826A (en) * 2018-01-16 2018-06-22 莱歇研磨机械制造(上海)有限公司 A kind of mill transmission device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102671736A (en) * 2011-03-14 2012-09-19 莱歇研磨机械制造(上海)有限公司 Installation structure body for main reducer of roller mill and application method thereof
CN104607282A (en) * 2015-02-05 2015-05-13 安徽芜湖海螺建筑安装工程有限责任公司 Replacement method for vertical mill main speed reducer in cement raw material grinding system
CN108187826A (en) * 2018-01-16 2018-06-22 莱歇研磨机械制造(上海)有限公司 A kind of mill transmission device
CN108187826B (en) * 2018-01-16 2024-01-02 莱歇研磨机械制造(上海)有限公司 Transmission device of mill

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Granted publication date: 20120104

CX01 Expiry of patent term