CN112554751A - Forming process of fireproof door leaf with escape passage - Google Patents
Forming process of fireproof door leaf with escape passage Download PDFInfo
- Publication number
- CN112554751A CN112554751A CN202011411447.XA CN202011411447A CN112554751A CN 112554751 A CN112554751 A CN 112554751A CN 202011411447 A CN202011411447 A CN 202011411447A CN 112554751 A CN112554751 A CN 112554751A
- Authority
- CN
- China
- Prior art keywords
- door leaf
- metal plate
- blanking
- inner frame
- panel
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/162—Fireproof doors having windows or other openings, e.g. for permitting ventilation or escape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/30—Coverings, e.g. protecting against weather, for decorative purposes
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
- E06B7/30—Peep-holes; Devices for speaking through; Doors having windows
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
- E06B7/32—Serving doors; Passing-through doors ; Pet-doors
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B2003/7046—Door leaves with provisions for locks, hinges or other fittings
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Special Wing (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention discloses a forming process of a fireproof door leaf with an escape passage, which comprises the steps of blanking, assembly welding, cotton discharge, assembly and the like.
Description
Technical Field
The invention relates to the field of fireproof door leaves, in particular to a forming process of a fireproof door leaf with an escape passage.
Background
Prevent fire door is important wall apparatus on boats and ships, for the convenience of customers flees from, generally can set up an escape way bottom preventing fire door, and at the in-process that prevents fire door of preparation, production technology is the heavy in the heavyly, and different steps can be to preventing the performance production influence of fire door, and traditional preventing fire door makes an holistic preventing fire door earlier, then dashes out escape way through the punching press in preventing fire door bottom, leads to the intensity that prevents fire door to produce the influence.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a forming process of a fireproof door leaf with an escape passage, which has better quality.
The technical scheme adopted by the invention for solving the problems is as follows: a forming process of a fireproof door leaf with an escape passage comprises the following steps:
a1: preparing a metal plate, a lockset, fireproof cotton and a reinforcing material;
a2, blanking a metal plate and manufacturing a part, wherein the part comprises:
b1, punching and blanking the metal plate, wherein the blanking size is (Hc +30) x 69, and bending two ends of the blanked plate inwards to form a longitudinal inner frame material;
b2, punching and blanking the metal plate, wherein the blanking size is (Wc +30) x 69, and bending the two ends of the blanked plate inwards to form a transverse inner frame material;
b3, punching and blanking the metal plate, and then folding two sides of the blanked metal plate to the middle by 90 degrees to form a door leaf edge;
B4. punching and blanking the metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, drilling a mounting hole at the middle lower part of the blanked metal plate, downwards pressing a mounting step at the periphery of the mounting hole by a punching machine to form a door panel, punching a lock hole at the middle part of the metal plate
B5. Punching and blanking a metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, and drilling a mounting hole at the middle lower part of the blanked metal plate to form a door panel;
B6. punching and blanking the metal plate, wherein the blanking size is 304 multiplied by 75, and then outwards folding two sides of the blanked metal plate for 90 degrees to form a longitudinal inner frame material of the escape opening;
B7. punching and blanking the metal plate, wherein the blanking size is 415 multiplied by 89, and then outwards folding two sides of the blanked metal plate for 90 degrees to form an escape opening transverse inner frame material;
B8. punching and blanking the metal plate, wherein the blanking size is 420 multiplied by 75, and the two sides of the blanked metal plate are outwards turned over by 90 degrees to form a pane inner frame material;
B9. punching and blanking a metal plate, wherein the blanking size is 453 multiplied by 64 transverse materials and 557 multiplied by 64 longitudinal materials, and then bending and assembling and welding two ends of a blanking plate to form an escape opening decorative frame;
A3. producing square window wrap strips through die casting;
C1. connecting and welding the two escape opening longitudinal inner frame materials and the two escape opening transverse inner frame materials end to form an escape opening frame;
assembling and welding the inner frame materials of the four window panes end to form a window frame;
welding two longitudinal inner frame materials and two transverse inner frame materials to form a door leaf inner frame, and turning to the step C2;
c2: assembling and welding the window frame and the escape opening frame on the door leaf inner frame, and fixing the window frame and the door leaf inner frame and the escape opening frame and the door leaf inner frame by assembling and welding reinforcing materials, and turning to the step C3;
C3. coating rock wool glue on the back surfaces of the door leaf back plate and the door leaf panel, welding the door leaf back plate on the inner side of the door leaf inner frame, enabling the back surface of the door leaf back plate to face towards the door leaf inner frame, enabling the window hole and the mounting hole in the door leaf back plate to correspond to the window frame and the escape opening frame, arranging fireproof cotton on the back surface of the door leaf back plate in the door leaf inner frame, welding the door leaf panel on the outer side of the door leaf inner frame, enabling the fireproof cotton to be bonded on the back surface of the door leaf panel, enabling the window hole and the mounting hole in the door leaf panel to correspond to the window frame and the escape opening frame to;
C4. installing a square window wrapping strip on one side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, installing vacuum glass in the window frame along the other side of the window frame, installing the square window wrapping strip on the other side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, and turning to the step C5;
C5. inserting the escape opening decorative frame into the escape opening frame along one side of the escape opening frame and fixing, and turning to the step C6;
C6. door leaf wrapping strips clamped on the front surface of the door leaf back plate and the front surface of the door leaf panel are arranged along the peripheral sides of the door leaves, and gaps formed by splicing the door leaf wrapping strips are welded; go to step C7;
C7. installing a lock body in the lock hole, and turning to the step C8;
C8. and (6) checking.
As a further improvement of the technical proposal, in the steps B6, B7 and B9, pin holes are drilled on the escape opening longitudinal inner frame material, the escape opening transverse inner frame material and the escape opening decorative frame.
As a further improvement of the above technical solution, a step C9 is further provided between the step C7 and the step C8: and the inner side surface of the door leaf is provided with a label through a screw.
As a further improvement of the above technical solution, before the step C3, a step C10 is further included: openly spray paint door leaf panel and door leaf backplate, the step of spraying paint includes:
D1. preparing a cleaning solution, an anti-rust primer, a phosphating primer and a finish, and curing the phosphating primer;
D2. cleaning the door leaf back plate and the door leaf panel with cleaning solution to remove oil and rust, and drying;
D3. spraying the phosphating primer to the outer surfaces of the door leaf back plate and the door leaf panel, and then checking, if a defect exists, turning to a step D4, and if no defect exists, entering a step D4;
D4. d5, filling first putty on the surface defects of the door leaf back plate and the door leaf panel, drying, polishing and treating the surface floating and sinking;
D5. spraying a first layer of antirust primer on the surfaces of the door leaf back plate and the door leaf panel, drying, and then checking, if a defect exists, turning to a step D6, and if the defect does not exist, turning to a step D7;
D6. filling a second putty on the surfaces of the door leaf back plate and the door leaf panel for repairing, then drying, polishing and cleaning, and turning to the step D7;
D7. d8, spraying a second anti-rust primer on the surfaces of the door leaf back plate and the door leaf panel;
D8. and spraying at least two layers of finish paint on the surfaces of the door leaf back plate and the door leaf panel.
As a further improvement of the above technical solution, in the step D8, the finish paint is sprayed back and forth along the length direction of the door leaf back plate or the door leaf panel by paint spraying, and the width of the pressed line for spraying the finish paint is one third of the width of the effective sprayed drawing.
As a further improvement of the above technical solution, the step D8 is followed by a step D9: and sticking protective films to the surfaces of the door leaf back plate and the door leaf panel.
As a further improvement of the above technical solution, in step C3, the fire door is staggered between the door panel and the door back panel.
The invention has the beneficial effects that: through the steps disclosed by the invention, the fireproof door with the escape passage can be simply and conveniently produced, the quality is better, and the whole frame is firmer.
Detailed Description
This section will describe in detail specific embodiments of the invention. In the description of the present invention, it is to be understood that the orientation description is referred to merely for convenience in describing the invention and for simplicity in description, and it is not intended to indicate or imply that the apparatus or component in question must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Wc in this context means the optimal use width of the door leaf and Hc means the optimal use height of the door leaf.
A forming process of a fireproof door leaf with an escape passage comprises the following steps:
a1: preparing a metal plate, a lockset, fireproof cotton and a reinforcing material;
a2, blanking a metal plate and manufacturing a part, wherein the part comprises:
b1, punching and blanking the metal plate, wherein the blanking size is (Hc +30) x 69, and bending two ends of the blanked plate inwards to form a longitudinal inner frame material;
b2, punching and blanking the metal plate, wherein the blanking size is (Wc +30) x 69, and bending the two ends of the blanked plate inwards to form a transverse inner frame material;
b3, punching and blanking the metal plate, and then folding two sides of the blanked metal plate to the middle by 90 degrees to form a door leaf edge;
B4. punching and blanking the metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, drilling a mounting hole at the middle lower part of the blanked metal plate, downwards pressing a mounting step at the periphery of the mounting hole by a punching machine to form a door panel, and punching a lock hole at the middle part of the metal plate;
B5. punching and blanking a metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, and drilling a mounting hole at the middle lower part of the blanked metal plate to form a door panel;
B6. punching and blanking the metal plate, wherein the blanking size is 304 multiplied by 75, and then outwards folding two sides of the blanked metal plate for 90 degrees to form a longitudinal inner frame material of the escape opening;
B7. punching and blanking the metal plate, wherein the blanking size is 415 multiplied by 89, and then outwards folding two sides of the blanked metal plate for 90 degrees to form an escape opening transverse inner frame material;
B8. punching and blanking the metal plate, wherein the blanking size is 420 multiplied by 75, and the two sides of the blanked metal plate are outwards turned over by 90 degrees to form a pane inner frame material;
B9. punching and blanking a metal plate, wherein the blanking size is 453 multiplied by 64 transverse materials and 557 multiplied by 64 longitudinal materials, and then bending and assembling and welding two ends of a blanking plate to form an escape opening decorative frame;
A3. producing square window wrap strips through die casting;
C1. connecting and welding the two escape opening longitudinal inner frame materials and the two escape opening transverse inner frame materials end to form an escape opening frame;
assembling and welding the inner frame materials of the four window panes end to form a window frame;
welding two longitudinal inner frame materials and two transverse inner frame materials to form a door leaf inner frame, and turning to the step C2;
c2: assembling and welding the window frame and the escape opening frame on the door leaf inner frame, and fixing the window frame and the door leaf inner frame and the escape opening frame and the door leaf inner frame by assembling and welding reinforcing materials, and turning to the step C3;
C3. coating rock wool glue on the back surfaces of the door leaf back plate and the door leaf panel, welding the door leaf back plate on the inner side of the door leaf inner frame, enabling the back surface of the door leaf back plate to face towards the door leaf inner frame, enabling the window hole and the mounting hole in the door leaf back plate to correspond to the window frame and the escape opening frame, arranging fireproof cotton on the back surface of the door leaf back plate in the door leaf inner frame, welding the door leaf panel on the outer side of the door leaf inner frame, enabling the fireproof cotton to be bonded on the back surface of the door leaf panel, enabling the window hole and the mounting hole in the door leaf panel to correspond to the window frame and the escape opening frame to;
C4. installing a square window wrapping strip on one side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, installing vacuum glass in the window frame along the other side of the window frame, installing the square window wrapping strip on the other side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, and turning to the step C5;
C5. inserting the escape opening decorative frame into the escape opening frame along one side of the escape opening frame and fixing, and turning to the step C6;
C6. door leaf wrapping strips clamped on the front surface of the door leaf back plate and the front surface of the door leaf panel are arranged along the peripheral sides of the door leaves, and gaps formed by splicing the door leaf wrapping strips are welded; go to step C7;
C7. installing a lock body in the lock hole, and turning to the step C8;
C8. and (6) checking.
Through the steps disclosed by the invention, the fireproof door with the escape passage can be simply and conveniently produced, the quality is better, and the whole frame is firmer.
Further preferably, in order to install other closing members such as an escape door in the escape opening frame, it is preferable that in steps B6, B7 and B9, pin holes are drilled in the escape opening longitudinal inner frame member, the escape opening lateral inner frame member and the escape opening decorative frame, and other accessories are conveniently installed through the pin holes.
Further, preferably, a step C9 is further provided between the step C7 and the step C8: and the inner side surface of the door leaf is provided with a label through a screw.
Further optimization, in order to make the door leaf more beautiful and better in quality, it is preferable that step C3 is preceded by step C10: openly spray paint door leaf panel and door leaf backplate, the step of spraying paint includes:
D1. preparing a cleaning solution, an anti-rust primer, a phosphating primer and a finish, and curing the phosphating primer;
D2. cleaning the door leaf back plate and the door leaf panel with cleaning solution to remove oil and rust, and drying;
D3. spraying the phosphating primer to the outer surfaces of the door leaf back plate and the door leaf panel, and then checking, if a defect exists, turning to a step D4, and if no defect exists, entering a step D4;
D4. d5, filling first putty on the surface defects of the door leaf back plate and the door leaf panel, drying, polishing and treating the surface floating and sinking;
D5. spraying a first layer of antirust primer on the surfaces of the door leaf back plate and the door leaf panel, drying, and then checking, if a defect exists, turning to a step D6, and if the defect does not exist, turning to a step D7;
D6. filling a second putty on the surfaces of the door leaf back plate and the door leaf panel for repairing, then drying, polishing and cleaning, and turning to the step D7;
D7. d8, spraying a second anti-rust primer on the surfaces of the door leaf back plate and the door leaf panel;
D8. and spraying at least two layers of finish paint on the surfaces of the door leaf back plate and the door leaf panel.
Preferably, in the step D8, the finish paint is sprayed back and forth along the length direction of the door leaf back plate or the door leaf panel by paint spraying, and the width of the pressed line for spraying the finish paint is one third of the effective spraying width of the picture.
Further optimization, preferably, the step D8 is followed by a step D9: and sticking protective films to the surfaces of the door leaf back plate and the door leaf panel.
Further optimization, preferably, in step C3, the fire door is staggered between the door panel and the door back panel.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are included in the scope of the present invention.
Claims (7)
1. A forming process of a fireproof door leaf with an escape passage is characterized by comprising the following steps:
a1: preparing a metal plate, a lockset, fireproof cotton and a reinforcing material;
a2, blanking a metal plate and manufacturing a part, wherein the part comprises:
b1, punching and blanking the metal plate, wherein the blanking size is (Hc +30) x 69, and bending two ends of the blanked plate inwards to form a longitudinal inner frame material;
b2, punching and blanking the metal plate, wherein the blanking size is (Wc +30) x 69, and bending the two ends of the blanked plate inwards to form a transverse inner frame material;
b3, punching and blanking the metal plate, and then folding two sides of the blanked metal plate to the middle by 90 degrees to form a door leaf edge;
B4. punching and blanking the metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, drilling a mounting hole at the middle lower part of the blanked metal plate, downwards pressing a mounting step at the periphery of the mounting hole by a punching machine to form a door panel, and punching a lock hole at the middle part of the metal plate;
B5. punching and blanking a metal plate, wherein the blanking size is (HC +28) × (Wc +52), punching a window hole at the middle upper part of the blanked metal plate, and drilling a mounting hole at the middle lower part of the blanked metal plate to form a door panel;
B6. punching and blanking the metal plate, wherein the blanking size is 304 multiplied by 75, and then outwards folding two sides of the blanked metal plate for 90 degrees to form a longitudinal inner frame material of the escape opening;
B7. punching and blanking the metal plate, wherein the blanking size is 415 multiplied by 89, and then outwards folding two sides of the blanked metal plate for 90 degrees to form an escape opening transverse inner frame material;
B8. punching and blanking the metal plate, wherein the blanking size is 420 multiplied by 75, and the two sides of the blanked metal plate are outwards turned over by 90 degrees to form a pane inner frame material;
B9. punching and blanking a metal plate, wherein the blanking size is 453 multiplied by 64 transverse materials and 557 multiplied by 64 longitudinal materials, and then bending and assembling and welding two ends of a blanking plate to form an escape opening decorative frame;
A3. producing square window wrap strips through die casting;
C1. connecting and welding the two escape opening longitudinal inner frame materials and the two escape opening transverse inner frame materials end to form an escape opening frame;
assembling and welding the inner frame materials of the four window panes end to form a window frame;
welding two longitudinal inner frame materials and two transverse inner frame materials to form a door leaf inner frame, and turning to the step C2;
c2: assembling and welding the window frame and the escape opening frame on the door leaf inner frame, and fixing the window frame and the door leaf inner frame and the escape opening frame and the door leaf inner frame by assembling and welding reinforcing materials, and turning to the step C3;
C3. coating rock wool glue on the back surfaces of the door leaf back plate and the door leaf panel, welding the door leaf back plate on the inner side of the door leaf inner frame, enabling the back surface of the door leaf back plate to face towards the door leaf inner frame, enabling the window hole and the mounting hole in the door leaf back plate to correspond to the window frame and the escape opening frame, arranging fireproof cotton on the back surface of the door leaf back plate in the door leaf inner frame, welding the door leaf panel on the outer side of the door leaf inner frame, enabling the fireproof cotton to be bonded on the back surface of the door leaf panel, enabling the window hole and the mounting hole in the door leaf panel to correspond to the window frame and the escape opening frame to;
C4. installing a square window wrapping strip on one side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, installing vacuum glass in the window frame along the other side of the window frame, installing the square window wrapping strip on the other side of the window frame, fixing the square window wrapping strip on the surface of the door leaf through a bolt, and turning to the step C5;
C5. inserting the escape opening decorative frame into the escape opening frame along one side of the escape opening frame and fixing, and turning to the step C6;
C6. door leaf wrapping strips clamped on the front surface of the door leaf back plate and the front surface of the door leaf panel are arranged along the peripheral sides of the door leaves, and gaps formed by splicing the door leaf wrapping strips are welded; go to step C7;
C7. installing a lock body in the lock hole, and turning to the step C8;
C8. and (6) checking.
2. The forming process of the fireproof door leaf with the escape passage as claimed in claim 1, wherein:
in the steps B6, B7 and B9, pin holes are drilled on the escape opening longitudinal inner frame material, the escape opening transverse inner frame material and the escape opening decorative frame.
3. The forming process of the fireproof door leaf with the escape passage as claimed in claim 1, wherein:
a step C9 is further provided between the step C7 and the step C8: and the inner side surface of the door leaf is provided with a label through a screw.
4. The forming process of the fireproof door leaf with the escape passage as claimed in claim 1, wherein:
step C3 is preceded by step C10: openly spray paint door leaf panel and door leaf backplate, the step of spraying paint includes:
D1. preparing a cleaning solution, an anti-rust primer, a phosphating primer and a finish, and curing the phosphating primer;
D2. cleaning the door leaf back plate and the door leaf panel with cleaning solution to remove oil and rust, and drying;
D3. spraying the phosphating primer to the outer surfaces of the door leaf back plate and the door leaf panel, and then checking, if a defect exists, turning to a step D4, and if no defect exists, entering a step D4;
D4. d5, filling first putty on the surface defects of the door leaf back plate and the door leaf panel, drying, polishing and treating the surface floating and sinking;
D5. spraying a first layer of antirust primer on the surfaces of the door leaf back plate and the door leaf panel, drying, and then checking, if a defect exists, turning to a step D6, and if the defect does not exist, turning to a step D7;
D6. filling a second putty on the surfaces of the door leaf back plate and the door leaf panel for repairing, then drying, polishing and cleaning, and turning to the step D7;
D7. d8, spraying a second anti-rust primer on the surfaces of the door leaf back plate and the door leaf panel;
D8. and spraying at least two layers of finish paint on the surfaces of the door leaf back plate and the door leaf panel.
5. The forming process of the fireproof door leaf with the escape passage as claimed in claim 4, wherein:
in the step D8, finish paint is sprayed in a reciprocating mode along the length direction of the door leaf back plate or the door leaf panel through paint spraying, and the width of a pressing line for spraying the finish paint is one third of the width of an effective spraying drawing.
6. The forming process of the fireproof door leaf with the escape passage as claimed in claim 4, wherein:
step D8 is followed by step D9: and sticking protective films to the surfaces of the door leaf back plate and the door leaf panel.
7. The forming process of the fireproof door leaf with the escape passage as claimed in claim 1, wherein:
in step C3, the fire doors are staggered between the door panel and the door back panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411447.XA CN112554751A (en) | 2020-12-03 | 2020-12-03 | Forming process of fireproof door leaf with escape passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411447.XA CN112554751A (en) | 2020-12-03 | 2020-12-03 | Forming process of fireproof door leaf with escape passage |
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| Publication Number | Publication Date |
|---|---|
| CN112554751A true CN112554751A (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011411447.XA Pending CN112554751A (en) | 2020-12-03 | 2020-12-03 | Forming process of fireproof door leaf with escape passage |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235148A (en) * | 2010-04-20 | 2011-11-09 | 大庭直己 | Door with escape door leaf |
| CN105484633A (en) * | 2016-01-08 | 2016-04-13 | 浙江星月门业有限公司 | Spliced combined door leaf |
| CN105690029A (en) * | 2015-09-18 | 2016-06-22 | 安徽省申运木业有限公司 | Manufacturing technology for door frame of steel fireproof door |
| CN106639814A (en) * | 2016-11-16 | 2017-05-10 | 铜陵狮达防火门有限责任公司 | Production technique for fire resistance steel door leaf |
| CN207296799U (en) * | 2017-08-02 | 2018-05-01 | 遵化市阔旺木业有限公司 | A kind of fire proof construction |
| CN211342608U (en) * | 2019-12-04 | 2020-08-25 | 江西朝阳机械有限公司 | Fireproof door with escape opening |
| CN211549347U (en) * | 2020-01-06 | 2020-09-22 | 陈烈锋 | Aluminum profile device of metal door leaf edge-covering lining |
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| CN105690029A (en) * | 2015-09-18 | 2016-06-22 | 安徽省申运木业有限公司 | Manufacturing technology for door frame of steel fireproof door |
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| CN211342608U (en) * | 2019-12-04 | 2020-08-25 | 江西朝阳机械有限公司 | Fireproof door with escape opening |
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