CN2552940Y

CN2552940Y - Hot rolling-up spring continuous quenching converter

Info

Publication number: CN2552940Y
Application number: CN 02275705
Authority: CN
Inventors: 杜超
Original assignee: XI'NAN INDUSTRIAL STOVE Co Ltd WEIYUAN COUNTY
Current assignee: XI'NAN INDUSTRIAL STOVE Co Ltd WEIYUAN COUNTY
Priority date: 2002-07-12
Filing date: 2002-07-12
Publication date: 2003-05-28
Anticipated expiration: 2012-07-12

Abstract

The utility model provides a continuous quenching converter with hot rolling springs, comprising a main body of the converter, a furnace door, an opening mechanism, a feeder device, a discharge device and an electric control device, which is characterized in that the positioning groove for placing the workpiece is arranged on the converter bottom, the converter bottom is dually fixed through a flexible device and a rigid device in radial direction, a plurality of support rollers are arranged under the support seat of the converter bottom through a supporting shaft, the furnace lining comprises sectional type furnace linings, the resistance wire is reeled on a magnetic tube and the magnetic tube is inserted on the upper wall of the furnace lining. The utility model has the advantages that the workpiece kept on the converter can not be moved, the operation of the converter bottom is smooth, the radial clearance can be adjustable, and the maintenance and the replacement can be convenient.

Description

The converter of hot coiling spring continuous quenching

Technical field

The utility model relates to a kind of Equipment for Heating Processing, particularly a kind of continuous quenching converter that is exclusively used in the equal thermal process of hot coiling spring

Background technology

Existing be used for that the hot coiling spring continuous quenching handles mostly be the normal quenching stove, heat treated part is shelved continuously, do not separate between the workpiece, and resistance wire generally is placed on putting on the brick of furnace lining side wall, therefore between the workpiece, workpiece and resistance wire and putting between the brick all easily bumps, influence workpiece quality, reduce body of heater work-ing life.It radially only fixes existing converter by rigid mount, causing changes end galloping, and existing rigid fixation means can not be regulated gap radially, and existing converter lining is one-piece construction, part is damaged also must carry out integral replacing, cause unnecessary waste, all inconvenient to the replacing and the maintenance of furnace lining itself and internal heating element simultaneously.

The utility model content

The purpose of this utility model is to provide the converter of a kind of hot coiling spring continuous quenching, this kind converter lining is a fraction block structure, and be provided with the workpiece locating slot, to changeing the radially fixing flexibility and the rigidity double fixed of adopting at the end, to reach the assurance workpiece quality, change end running steadily, improve work-ing life, the purpose of convenient maintenance and replacement.

Solution of the present utility model is that the converter of this kind hot coiling spring continuous quenching comprises by furnace shell, furnace lining, resistance wire, change the end, change the bottom support seat, change the converter main body that end transmission rig is formed, fire door and opener, charging, drawing mechanism, electric control gear, it is characterized in that changeing the end is provided with the locating slot of shelving workpiece, change the end radially by flexible and rigid mount double fixed, and be provided with bogie wheel changeing the bottom, bogie wheel is arranged on and is fixed on the bolster that changes on the bottom support seat, furnace lining then is made up of the sectional type furnace lining, press connection between adjacent two furnace linings, and resistance wire is wrapped on the magnetic tube, and magnetic tube then is plugged on the body of wall of furnace lining top.

The alternate setting of above-mentioned flexible apparatus and rigid mount is evenly distributed on the same circumference.

Above-mentioned flexible apparatus comprises clamping arm, contact roller, spring, pull bar, clamping arm top is with contact roller, the bottom flexibly connects with commentaries on classics bottom support seat, spring housing is at pull bar one end, the pull bar the other end passes clamping arm and flexibly connects with changeing the bottom support seat, and is provided with the nut of adjusting snap-in force in the spring outer end.

Above-mentioned rigid mount comprises clamping arm, contact roller, pull bar, and clamping arm top is with contact roller, and the bottom flexibly connects with changeing the bottom support seat, and pull bar passes clamping arm, and an end also flexibly connects with changeing the bottom support seat, and the other end is provided with the nut of adjusting snap-in force.

Above-mentioned workpiece locating slot is made as V-shaped groove.

The two ends of above-mentioned magnetic tube are plugged on the both walls of furnace lining top, and magnetic tube and resistance wire are circumference and control.

Advantage of the present utility model is to change the end and is provided with the workpiece locating slot, makes the certain interval of formation between the workpiece, has avoided the mutual collision between the workpiece, has guaranteed workpiece quality, and has made the loading and unloading of workpiece more easy.Change the end and radially fixingly adopt flexible and rigid mount double fixed, it is steady to guarantee to change end running, and can regulate gap radially by nut.Resistance wire is wrapped on the magnetic tube that is plugged on the body of wall of furnace lining top, has cancelled and has put a brick, when workpiece size is big, also can avoid workpiece and resistance wire and put between the brick bumping, and has correspondingly guaranteed workpiece quality and the work-ing life of having improved element.And furnace lining adopts fraction block structure, make maintenance, change more conveniently, under the situation of not blowing out, also can change and keep in repair inner resistance wire easily.

Description of drawings

Accompanying drawing 1 is the utility model structural representation;

Accompanying drawing 2 is B-B sectional views of accompanying drawing 1;

Accompanying drawing 3 is M partial enlarged drawings of accompanying drawing 1;

Accompanying drawing 4 is N partial enlarged drawings of accompanying drawing 1;

Accompanying drawing 5 is that the K of accompanying drawing 1 is to view.

Embodiment

Below in conjunction with accompanying drawing the utility model embodiment is further described:

With the converter of RZ9-Φ 190 * 50 * 30-XL type hot coiling spring continuous quenching is example, comprises resistance wire 1, furnace lining 2, workpiece 3, V-shaped groove 4, cogwheel 5, speed reduction unit 6, changes bottom support seat 7, commentaries on classics end L plate 8, changes the end 9, body of heater shell 10, bearing pin 11, charging and discharging device 12, fire door 13, fire door 14, fire door automatic hoisting mechanism 15, the spring 16 that constitutes flexibility and rigid mount, contact roller 17, pull bar 18, nut 19, clamping arm 20, pin 21, the bogie wheel 22 of forming supporting device, bolster 23 etc.

Resistance wire 1 is wrapped on the magnetic tube, and magnetic tube is circle distribution and is plugged on the body of wall of both sides, furnace lining 2 top, and 1 fen three district of resistance wire are provided with every district 50KW.Furnace lining 2 side walls adopt aluminosilicate refractory fiber system forming blocks, press and be combined into ring-type, be installed in the body of heater shell 10, and between furnace lining 2 and body of heater shell 10 lagging materials such as filling alumina silicate fibre blanket, fire-resistant fine plate, burner hearth correspondingly is divided into three districts, the corresponding one group of heating unit in every district, and furnace lining 2 tops adopt aluminum silicate fiber to be prefabricated into fan-shaped frame lid, be placed on the furnace lining side wall, can hang out easily during maintenance.Changeing the end 9 is welded into the annular plate by steel plate and shaped steel, builds 24 by laying bricks or stones with refractory materials and silicon carbide in the dish and is used for workpiece 3 localized V-shaped grooves 4, will change the end 9 to be divided into 24 stations.Commentaries on classics end transmission rig to cogwheel 5, with bearing pin 11 engagements of changeing the end 9, changes the ends 9 rotation thereby drive by cycloidal-pin wheel speed reduction unit 6 output torques.Fire door 13 is arranged on fire door 14 places, and fire door automatic hoisting mechanism 15 is realized upper and lower opening and closing by the cylinder chain drive-belt by the sprocket wheel fixed alive of fire door 13 tops.Charging and discharging device 12 is welded by steel plate and section bar, and plate chain type push-and-pull material mechanism is installed on it, and the turnover stub bar moves between guide rail, play material and the pusher effect of drawing, drawing stub bar is unidirectional action mechanism, inoperative when advancing stove, then workpiece 3 is pulled out when coming out of the stove.Changeing each 4 of alternate setting is arranged at bottom, the ends 9 flexible apparatus and rigid mounts, be distributed on the same circumference, play a part respectively to compress with Zhi Chengzhuan at the bottom of, change the end 9 simultaneously and change on the bottom support seats 7 by bolster 23 by 8 uniform bogie wheels 22.The pull bar 18 of flexible apparatus passes clamping arm 20 middle parts, and an end is connected the other end socket spring 16 by pin 21 with commentaries on classics bottom support seat 7, the end is provided with nut 19, be used to adjust snap-in force and compress the location, clamping arm 20 tops are with contact roller 17, and the bottom is movably connected in changes on the end L plate 8.Rigid mount does not have spring, other structure be connected identical with flexible apparatus.

Claims

1, the converter of a kind of hot coiling spring continuous quenching, comprise by furnace shell, furnace lining, resistance wire, change the end, change the bottom support seat, change the converter main body that end transmission rig is formed, fire door and opener thereof, charging, drawing mechanism, electric control gear, it is characterized in that changeing the end is provided with the locating slot of shelving workpiece, change the end radially by flexible and rigid mount double fixed, and be provided with bogie wheel changeing the bottom, bogie wheel is arranged on and is fixed on the bolster that changes on the bottom support seat, furnace lining then is made up of the sectional type furnace lining, press connection between adjacent two furnace linings, and resistance wire is wrapped on the magnetic tube, and magnetic tube then is plugged on the body of wall of furnace lining top.

2, converter according to claim 1 is characterized in that the alternate setting of described flexible apparatus and rigid mount, is evenly distributed on the same circumference.

3, converter according to claim 1, it is characterized in that described flexible apparatus comprises clamping arm, contact roller, spring, pull bar, clamping arm top is with contact roller, the bottom flexibly connects with commentaries on classics bottom support seat, spring housing is at pull bar one end, the pull bar the other end passes clamping arm and flexibly connects with changeing the bottom support seat, and is provided with the nut of adjusting snap-in force in the spring outer end.

4, converter according to claim 1, it is characterized in that described rigid mount comprises clamping arm, contact roller, pull bar, clamping arm top is with contact roller, the bottom flexibly connects with commentaries on classics bottom support seat, pull bar passes clamping arm, one end also flexibly connects with changeing the bottom support seat, and the other end is provided with the nut of adjusting snap-in force.

5, converter according to claim 1 is characterized in that described workpiece locating slot is set to V-shaped groove.

6, converter according to claim 1 is characterized in that the two ends of described magnetic tube are plugged on the both walls of furnace lining top, and magnetic tube and resistance wire are circumference and control.