CN103157757A - Car type forging heating furnace door compressing mechanism - Google Patents
Car type forging heating furnace door compressing mechanism Download PDFInfo
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- CN103157757A CN103157757A CN2013101241091A CN201310124109A CN103157757A CN 103157757 A CN103157757 A CN 103157757A CN 2013101241091 A CN2013101241091 A CN 2013101241091A CN 201310124109 A CN201310124109 A CN 201310124109A CN 103157757 A CN103157757 A CN 103157757A
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- fire door
- furnace door
- gathering sill
- heating furnace
- compressing
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Abstract
The invention provides a car type forging heating furnace door compressing mechanism. The car type forging heating furnace door compressing mechanism comprises a self-weight compressing device and a cylinder clamping device. The self-weight compressing device comprises two guiding columns, U-shaped guiding grooves, compressing inclined blocks, and two edgefolds, wherein the guiding columns are arranged on two sides of the car type forging heating furnace door, the U-shaped guiding grooves matched with the guiding columns are formed in furnace door vertical columns, the compressing inclined blocks are fixedly connected with the bottoms of the guiding columns, and the two edgefolds are on the side wall inside the furnace door near the guiding grooves and are bias towards the inside of the furnace door. The cylinder clamping device comprises cylinders which are fixedly connected with the furnace door vertical columns. The front ends of pistons of the cylinders are hinged with the rear ends of compressing rods. The middle portions of the compressing rods are hinged with supporting seats on the vertical columns, and the front ends of the compressing rods act on the outer wall of the furnace door. When the car type forging heating furnace door compressing mechanism is in use, the furnace door, under the action of self-weight, enables the guiding columns to move to the bottoms of the guiding grooves, and then the cylinder clamping device is stated to enable the front end of the compressing rod to conduct pressure towards the inside of a furnace body on the furnace door, the furnace door and a heat-resisting protection plate are jointed more closely, and abrasion of fire-resisting materials caused by rub of the fire-resisting materials and the furnace door protection plate is reduced.
Description
Technical field
The present invention relates to a kind of hold-down mechanism, particularly relate to a kind of car-type Forge Heating furnace door hold-down mechanism.
Background technology
The volume of car-type forge furnace is larger, the body of heater of car-type forge furnace and fire door are isolating constructions, the fire door of car-type forge furnace is at the sidewall of body of heater, there is the fire door column car-type Forge Heating furnace door both sides, in the fire door column, side direction fire door direction has the heat-resisting backplate of extension, and the fire door inwall has the heat proof material of cellucotton quality, and the weight of fire door is large, generally by the big machinery fire door of slinging, and by clamp mechanism, fire door is fixed on fire door.
at present, car-type forge furnace compacting device of furnace door structure is mainly that on the fire door column, vertical direction has two relative stage gathering sills of opening, the lead that has rectangle to arrange on the fire door sidewall, during use, first fire door is sling, the guiding lead enters gathering sill, utilize the self gravitation of fire door to make lead be introduced into the first gathering sill, the interior heat proof material of this moment fire door and fire door thereof does not all contact gathering sill, bending between the first gathering sill and the second gathering sill in oriented fire door, lead enters the second gathering sill by bending part, and fire door is moved relative to the body of heater direction, heat proof material in fire door and fire door begins to push heat-resisting backplate, lead is subject to the fire door action of gravitation, until drop to the bottom of the second gathering sill, heat proof material in fire door is fully contacted with heat-resisting backplate, utilize the bending part of gathering sill and gathering sill jointly fire door to be limited to the fire door place, reach the function of compression.This type of clamping device structure is relatively simple, but adopt merely door weight to carry out to it sealing effectiveness that press seal may not reach expection, produce situation poorly sealed, the fire door runout, and long-time use easily causes the heavy wear to the cotton heat proof material of fire door internal fiber, and then the permanent oven door sealing that causes is not tight, and is gapped between fire door and heat-resisting backplate.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of car-type Forge Heating furnace door hold-down mechanism, it is tightr that this car-type Forge Heating furnace door hold-down mechanism can make fire door and heat-resisting backplate fit, and reduce the wearing and tearing that between the interior refractory material of fire door and fire door shield, friction causes refractory material.
for solving the problems of the technologies described above, the invention provides a kind of car-type Forge Heating furnace door hold-down mechanism, comprise the weight compression device, described weight compression device comprises that there are respectively two leads car-type Forge Heating furnace door both sides, there is the fire door column car-type forge furnace fire door both sides, fire door upright post vertical Nogata upwards has respectively the U-shaped gathering sill that agrees with lead, two U-shaped gathering sill openings are relative, the compression skewback has been fixedly connected bottom gathering sill, gathering sill has two place's flangings near direction in deflection body of heater on the sidewall in body of heater, respectively the first flanging and the second flanging, the first flanging is in the bottom of gathering sill, the first flanging forms guiding groove with the inclined-plane that compresses skewback, guiding groove becomes the obtuse angle with angle between gathering sill, the distance of the second flanging and the first flanging equals the distance between two leads of fire door homonymy, the second flanging forms groove on the gathering sill sidewall,
Whole mechanism also is provided with cylinder clamping mechanism, cylinder clamping mechanism comprises that cylinder is fixedly connected on the fire door column, the piston rod front end of cylinder and the rear end of depression bar are hinged, and middle part and the bearing on column of depression bar are hinged, and the front end of depression bar acts on the fire door outer wall;
During use, fire door makes lead move to gathering sill bottom under Gravitative Loads, then starts air-cylinder compressing device, makes the depression bar front end apply pressure in the body of heater to fire door.
adopt this structure, first fire door is hung in above fire door, guide to gathering sill by lead, drive lead under Action of Gravity Field drops to the compression skewback of gathering sill bottom when fire door, in said process, the contact furnace door pillar is not to the heat-resisting backplate of fire door direction extension for the heat proof material in fire door, and the lower end lead can slide in guiding groove under the guiding that compresses the skewback inclined-plane, make fire door bottom relatively fire door displacement is inwardly arranged, drives the direction inclination in the body of heater of whole fire door, then start cylinder, the piston rod drivening rod has the fire door lateral direction to exert pressure to the depression bar rear end, by pivoting support in the middle part of depression bar, the track that the depression bar front end is walked is a circular arc, make the depression bar front end apply pressure in the body of heater to fire door, fire door is stressed has displacement in body of heater, the upper end lead is stressed to be entered in groove, the stressed bottom that moves to guiding groove of lower end lead, the heat proof material heat-resisting backplate of fitting fully in fire door in this process, fire door seals fire door, reach the effect of sealing, and the wearing and tearing that between the refractory material in the minimizing fire door and fire door shield, friction causes refractory material.
Technology contents for a better understanding of the present invention, below with car-type Forge Heating furnace door hold-down mechanism referred to as this mechanism.
On the lead circumferential direction of this mechanism, the first directive wheel is arranged, the first directive wheel diameter equals the width of gathering sill, and the lead front end has the second directive wheel, and the second directive wheel rolls on the length direction of gathering sill bottom surface.
Adopting said structure, the first guide wheel reduces the friction of lead and gathering sill sidewall, prevents the effect of rocking before and after fire door, and the second directive wheel reduces the friction bottom lead and gathering sill, and can prevent the effect of fire door double swerve.
The compression skewback of this mechanism and gathering sill sidewall are adopting said structure by bolt-connection, can by the position of adjusting bolt at the gathering sill sidewall, change compression skewback hypotenuse and can regulate the fire door impaction state at the height of gathering sill sidewall installation.
The depression bar front end of this mechanism has jag, when compressing fire door, guarantees that the depression bar front end can act on the fire door outer wall surface, better reaches the compression effect like this.
The cylinder clamping mechanism of this mechanism has four groups, and four groups of cylinder clamping mechanism depression bar front ends act on respectively on the fire door outer wall that is close to lead, are adopting said structure, make whole car-type Forge Heating furnace door hold-down mechanism compress better effects if.
Description of drawings
Fig. 1 is the front view of the embodiment of this mechanism fire door.
Fig. 2 is the partial enlarged drawing of the embodiment of this mechanism lead.
Fig. 3 is the right view of the embodiment of this mechanism gathering sill.
Fig. 4 is the top view of the embodiment of this mechanism fire door column and cylinder clamping mechanism.
Fig. 5 is the embodiment of this mechanism front view.
Fig. 6 is the cutaway view of the A-A direction of Fig. 5.
The specific embodiment
As illustrated in fig. 1 and 2, on fire door 2 inwalls of car-type forge furnace, secure attachment has the heat proof material 2a of cellucotton material, fire door 2 both sides are welded with respectively the rectangular distribution on fire door 2 sidewalls of 3, four leads 3 of two leads, and the first directive wheel 3a is installed on lead 3 circumferential direction; Lead 3 front ends are equipped with the second directive wheel 3b, and the second directive wheel 3b rotation is perpendicular to the plane at the outer wall place of fire door 2.
there is the fire door column 1 of vertical direction car-type forge furnace fire door both sides, two fire door columns 1 have respectively the relative U-shaped gathering sill 4 of opening, the width of gathering sill 4 equals the first directive wheel 3a diameter, gathering sill 4 has two place's flangings near direction in deflection body of heater on the sidewall in body of heater, the first flanging 4a is in the bottom of gathering sill 4, the cross section is arranged at gathering sill 4 bottoms is the compression skewback 4d of right angled triangle, compressing skewback 4d and gathering sill 4 sidewalls is bolted, compress the guiding groove 4e that skewback 4d inclined-plane and the first flanging 4a formation are tilted in the body of heater, the width of guiding groove 4e is greater than the diameter that waits the first directive wheel 3a, guiding groove 4e becomes the obtuse angle with angle between gathering sill 4, the distance of the second flanging 4b and the first flanging 4a equals the distance between two leads 3 of fire door 2 homonymies, the second flanging 4b forms groove 4c on gathering sill 4 sidewalls, the second directive wheel 3b rolls on the length direction of gathering sill 4 sidewalls, fit respectively gathering sill 4 sidewalls of both sides of two the second directive wheel 3b of level.
the cylinder 5a of cylinder clamping mechanism is welded on fire door column 1, the piston rod 5b front end of cylinder 5a is welding connecting rod 5c, piston rod 5b and connecting rod 5c directed in orthogonal are in the lateral direction of body of heater, the front end bearing pin of connecting rod 5c connects the rear end of depression bar 5d, the middle part of depression bar 5d is connected with bearing 5e bearing pin on column, the track that depression bar 5d walks is the circular arc take the bearing pin that is connected with bearing 5e as the center of circle, the front end of depression bar 5d acts on fire door 2, the jag 5f that semicircle shape is arranged on depression bar 5d front end and fire door 2 contact-making surfaces, depression bar 5d front end applies pressure in the body of heater to fire door 2, above-mentioned cylinder clamping mechanism has four groups, the jag 5f of four groups of cylinder clamping mechanisms acts on respectively on fire door 2 outer walls that are close to lead 3.
During use, the car-type forge furnace needs sealing, first fire door 2 is hung in above fire door, and make lead 3 slow decreasings to gathering sill 4, the first directive wheel 3a circumferential by four leads 3 of fire door 2 sidewalls locates fire door 2 at fore-and-aft direction, the second directive wheel 3b by lead 3 front end axial directions locates fire door 2 at left and right directions, until fire door 2 is dropping to above compression skewback 4d, in said process, the heat proof material 2a of fire door 2 inwalls does not touch the heat-resisting backplate 1a that fire door column 1 extends to the fire door direction;
Action of Gravity Field due to fire door 2 integral body, the first directive wheel 3a of fire door 2 bottom leads 3 gos deep into guiding groove 4e along the hypotenuse that compresses skewback 4d respectively, make the displacement in the fire door 2 oriented bodies of heater of the relative fire door in bottom, driving whole fire door 2 direction in the body of heater tilts, then start cylinder 5a, piston rod 5b drivening rod 5c has fire door 2 lateral direction to exert pressure to depression bar 5d rear end, by depression bar 5d middle part pivoting support 5e, the track that depression bar 5d walks is a circular arc, the jag 5f that makes depression bar 5d front end applies pressure in the body of heater to fire door 2, fire door 2 is stressed has displacement in body of heater, the lead 3 on fire door 2 tops is stressed to be entered in groove 4c, the stressed guiding groove 4e that gos deep into of the lead 3 of fire door 2 bottoms, when the lead 3 of fire door 2 bottoms drops to gathering sill 4 bottom, the heat proof material 2a of fire door 2 inwalls fits tightly heat-resisting backplate 1a, fire door 2 seals fire door.
When the car-type forge furnace need to be opened, pioneer's dynamic air cylinder 5a, piston rod 5b drivening rod 5c is to the reverse displacement to cylinder 5a stroke of depression bar 5d rear end, and depression bar 5d is take the bearing pin of middle part bearing 5e as center of circle motion, the jag 5f of depression bar 5d front end with arc track away from fire door 2; Then the fire door 2 of slowly slinging, the first directive wheel 3a of the lead 3 of fire door 2 bottoms moves up along the first flanging 4a of guiding groove 4e, the first directive wheel 3a of the lead 3 on fire door 2 tops moves up along the second flanging 4b of groove 4c, make the interior heat proof material 2a of whole fire door 2 away from heat-resisting backplate 1a, and then the first directive wheel 3a of four leads 3 drives whole fire door 2 and prolongs gathering sill 4 and move upward, until lead 3 breaks away from gathering sill 4 fully, the process of opening the car-type forge furnace finishes.
Above-described is only a kind of concrete embodiment of the present invention.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the principle of the invention, can also make apparent some conversion or substitute and remodeling, these also should be considered as protection scope of the present invention.For example: simply change the appearance and size of gathering sill 4, the length of depression bar 5d and cross sectional shape, cylinder 5a size.Particularly the first directive wheel 3a and the second directive wheel 3b install two orthogonal structures, also should be considered as protection scope of the present invention.
Claims (5)
1. car-type Forge Heating furnace door hold-down mechanism, comprise the weight compression device, it is characterized by:
described weight compression device comprises that there are respectively two leads car-type Forge Heating furnace door both sides, there is the fire door column car-type forge furnace fire door both sides, fire door upright post vertical Nogata upwards has respectively the U-shaped gathering sill that agrees with lead, two U-shaped gathering sill openings are relative, the compression skewback has been fixedly connected bottom gathering sill, gathering sill has two place's flangings near direction in deflection body of heater on the sidewall in body of heater, respectively the first flanging and the second flanging, the first flanging is in the bottom of gathering sill, the first flanging forms guiding groove with the inclined-plane that compresses skewback, guiding groove becomes the obtuse angle with angle between gathering sill, the distance of the second flanging and the first flanging equals the distance between two leads of fire door homonymy, the second flanging forms groove on the gathering sill sidewall,
Whole mechanism also is provided with cylinder clamping mechanism, cylinder clamping mechanism comprises that cylinder is fixedly connected on the fire door column, the piston rod front end of cylinder and the rear end of depression bar are hinged, and middle part and the bearing on column of depression bar are hinged, and the front end of depression bar acts on the fire door outer wall;
During use, fire door makes lead move to gathering sill bottom under Gravitative Loads, then starts air-cylinder compressing device, makes the depression bar front end apply pressure in the body of heater to fire door.
2. car-type Forge Heating furnace door hold-down mechanism according to claim 1, it is characterized by: on described lead circumferential direction, the first directive wheel is arranged, the first directive wheel diameter equals the width of gathering sill; The lead front end has the second directive wheel, and the second directive wheel rolls on the length direction of gathering sill bottom surface.
3. car-type Forge Heating furnace door hold-down mechanism according to claim 1, it is characterized by: described compression skewback and gathering sill sidewall pass through bolt-connection.
4. car-type Forge Heating furnace door hold-down mechanism according to claim 1, it is characterized by: described depression bar front end has jag.
5. car-type Forge Heating furnace door hold-down mechanism according to claim 1, it is characterized by: described cylinder clamping mechanism has four groups, four groups of cylinder clamping mechanism depression bar front ends act on respectively with the contiguous fire door outer wall of lead on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101241091A CN103157757A (en) | 2013-04-11 | 2013-04-11 | Car type forging heating furnace door compressing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101241091A CN103157757A (en) | 2013-04-11 | 2013-04-11 | Car type forging heating furnace door compressing mechanism |
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| Publication Number | Publication Date |
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| CN103157757A true CN103157757A (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101241091A Pending CN103157757A (en) | 2013-04-11 | 2013-04-11 | Car type forging heating furnace door compressing mechanism |
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| CN (1) | CN103157757A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061787A (en) * | 2014-07-09 | 2014-09-24 | 苏州博能炉窑科技有限公司 | Novel furnace door mechanism |
| CN108981397A (en) * | 2018-08-10 | 2018-12-11 | 河南天利热工装备股份有限公司 | A kind of sealed heating furnace door |
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| JPH07252524A (en) * | 1994-03-16 | 1995-10-03 | Shimadzu Corp | Heat treatment furnace |
| CN202329180U (en) * | 2011-12-14 | 2012-07-11 | 张云江 | Jacking seal device for all-refractory fiber furnace door of trolley furnace |
| CN202595212U (en) * | 2012-05-31 | 2012-12-12 | 无锡宇吉科技有限公司 | Furnace door frame sealing structure for car type heat treating furnace |
| CN202671584U (en) * | 2012-07-09 | 2013-01-16 | 丹阳市江南工业炉有限公司 | Trolley type gas thermal treatment furnace provided with lifting furnace door pressed by four-bar mechanism |
| CN203184569U (en) * | 2013-04-11 | 2013-09-11 | 机械工业第一设计研究院 | Furnace door hold-down mechanism for trolley type forge furnace |
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2013
- 2013-04-11 CN CN2013101241091A patent/CN103157757A/en active Pending
Patent Citations (5)
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| JPH07252524A (en) * | 1994-03-16 | 1995-10-03 | Shimadzu Corp | Heat treatment furnace |
| CN202329180U (en) * | 2011-12-14 | 2012-07-11 | 张云江 | Jacking seal device for all-refractory fiber furnace door of trolley furnace |
| CN202595212U (en) * | 2012-05-31 | 2012-12-12 | 无锡宇吉科技有限公司 | Furnace door frame sealing structure for car type heat treating furnace |
| CN202671584U (en) * | 2012-07-09 | 2013-01-16 | 丹阳市江南工业炉有限公司 | Trolley type gas thermal treatment furnace provided with lifting furnace door pressed by four-bar mechanism |
| CN203184569U (en) * | 2013-04-11 | 2013-09-11 | 机械工业第一设计研究院 | Furnace door hold-down mechanism for trolley type forge furnace |
Non-Patent Citations (1)
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| 倪群等: "台车式锻造加热炉炉口装置的改进", 《工业加热》, vol. 41, no. 5, 30 October 2012 (2012-10-30), pages 64 - 65 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061787A (en) * | 2014-07-09 | 2014-09-24 | 苏州博能炉窑科技有限公司 | Novel furnace door mechanism |
| CN104061787B (en) * | 2014-07-09 | 2015-11-18 | 苏州博能炉窑科技有限公司 | A kind of fire door mechanism |
| CN108981397A (en) * | 2018-08-10 | 2018-12-11 | 河南天利热工装备股份有限公司 | A kind of sealed heating furnace door |
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Application publication date: 20130619 |