CN113580596A - Process method for automatically processing hot breaking of adhesive film - Google Patents

Process method for automatically processing hot breaking of adhesive film Download PDF

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Publication number
CN113580596A
CN113580596A CN202110781994.5A CN202110781994A CN113580596A CN 113580596 A CN113580596 A CN 113580596A CN 202110781994 A CN202110781994 A CN 202110781994A CN 113580596 A CN113580596 A CN 113580596A
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CN
China
Prior art keywords
air knife
hot air
adhesive film
temperature
process method
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
Application number
CN202110781994.5A
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Chinese (zh)
Inventor
吴湘
魏莉
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Harbin Institute of Technology
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Harbin Institute of Technology
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Publication date
Application filed by Harbin Institute of Technology filed Critical Harbin Institute of Technology
Priority to CN202110781994.5A priority Critical patent/CN113580596A/en
Publication of CN113580596A publication Critical patent/CN113580596A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/72Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by combined operations or combined techniques, e.g. welding and stitching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/10Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1403Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the type of electromagnetic or particle radiation
    • B29C65/1412Infrared [IR] radiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/02Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/022Mechanical pre-treatments, e.g. reshaping
    • B29C66/0222Mechanical pre-treatments, e.g. reshaping without removal of material, e.g. cleaning by air blowing or using brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/03After-treatments in the joint area
    • B29C66/032Mechanical after-treatments
    • B29C66/0322Post-pressing without reshaping, i.e. keeping the joint under pressure after joining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/60Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/608Honeycomb structures

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The invention belongs to the technical field of aerospace equipment, and particularly relates to a process method for automatically processing adhesive film thermal break, which comprises the steps of tensioning a honeycomb core by using a workpiece clamping system, putting a workpiece and a tool system into a heat insulation cabin, wherein the workpiece system is positioned between a hot air knife and a quartz lamp, the quartz lamp works under the action of a driving system, the air knife advances, the air knife passes through the position where the air knife passes, the adhesive film is thermally broken and blown by hot air pressure with heat, and the thermally broken adhesive film is uniformly adhered to edges of the honeycomb core when falling; the temperature of the heat preservation cabin is 38.5 ℃, the temperature of the hot air knife is 140 ℃, the running speed of the hot air knife is 4mm/s, the power of the quartz lamp is 5KW, the air pressure of the hot air knife is 0.6Mpa, and the air speed of the air outlet of the hot air knife is 5 m/s. The process method solves the problem that how to blow and adhere the thin adhesive film on the edge of the honeycomb core under the condition of effectively controlling the curing temperature of the adhesive film in a high-temperature environment, and realizes the stability and consistency of the quality of the machined part.

Description

Process method for automatically processing hot breaking of adhesive film
Technical Field
The invention belongs to the technical field of aerospace equipment, and particularly relates to a thermal-cracking process method for an automatic processing adhesive film.
Background
In the prior art, a mode of thermally breaking an adhesive film by heating air through a blower and a small-sized edge tool similar to the blower is adopted, but the hot air blowing direction of the blower and the small-sized edge tool is from top to bottom, and the hot air blowing direction is manually carried out at normal temperature, so that the operation requirement and the production process requirement under high-temperature regulation cannot be realized; in the traditional process method, the glue film is dissolved into a liquid state, and then the liquid glue film is brushed on the honeycomb core in a rolling way, so that a large amount of glue solution flows, the glue film is greatly wasted, the actual use ratio of the glue film is extremely low, and the production cost of an enterprise is greatly increased. Therefore, it is necessary to design a thermal breaking process for automatically processing the adhesive film.
Disclosure of Invention
The invention aims to provide a hot breaking process method for automatically processing a glue film, which is a glue film hot breaking process realized by using glue film hot breaking equipment and solves the problem that how to blow and uniformly adhere a thin glue film on the edge of a honeycomb core under a high-temperature environment on the premise of effectively controlling the curing temperature of the glue film so as to realize the stability and consistency of the quality of a processed part. The glue film thermal breaking process method is characterized in that in a certain cabin temperature environment, a quartz lamp tube softens a glue film through illumination, a hot air knife blows hot air with certain air pressure and certain temperature to thermally break and blow the glue film, and the glue film blown by the hot air can be uniformly adhered to edges of a honeycomb core when falling; meanwhile, the driving system executes reciprocating linear motion back and forth, and workpieces with different sizes and specifications can be thermally broken. The process method is mainly applied to the fields of aerospace and aviation, and can also be applied to various industries and equipment for heating and blowing thin films of adhesive films and similar adhesive films.
The technical scheme adopted by the invention is as follows: a process method for automatically processing hot breaking of a glue film comprises the following steps: after the honeycomb core is tensioned by using a workpiece clamping system, the workpiece and the tooling system are placed into a heat-insulation cabin together, the workpiece system is positioned between a hot air knife and a quartz lamp, the quartz lamp works under the action of a driving system, the air knife moves forward, the air knife passes through the position where the air knife passes, the hot air pressure with heat can thermally break and blow off the adhesive film, and the thermally broken adhesive film can be uniformly adhered to the edge of the honeycomb core when falling; the temperature of the heat preservation cabin is 35-42 ℃, the temperature of the hot air knife is 120-.
Further, the workpiece clamping tool is placed on a cross beam on the inner side of the main frame, and the workpiece clamping tool is located between the air knife and the quartz lamp bank. The quartz lamp gives illumination with certain power, the air knife blows hot air with certain speed from bottom to top, the driving system drives the heat breaking system to reciprocate, the adhesive film is further blown from bottom to top, the blown adhesive film can be uniformly adhered to the edge of the honeycomb core when falling, taking an imported REDUX 312 UL adhesive film as an example, when the temperature of the heat preservation cabin is 38.5 ℃, the temperature of the hot air knife is 140 ℃, the running speed of the hot air knife is 4mm/s, the power of the quartz lamp is 40%, the air pressure of the hot air knife is 0.6Mpa, and the air speed of the air outlet of the hot air knife is 5m/s, an ideal adhesive film heat breaking state can be blown out.
The invention has the beneficial effects that: the process method is a glue film hot breaking process realized by using glue film hot breaking equipment, and solves the problem that how to blow and uniformly adhere a thin glue film on the edge of a honeycomb core under a high-temperature environment on the premise of effectively controlling the curing temperature of the glue film, so that the stability and consistency of the quality of a machined part are realized. The glue film thermal breaking process method is characterized in that in a certain cabin temperature environment, a quartz lamp tube softens a glue film through illumination, a hot air knife blows hot air with certain air pressure and certain temperature to thermally break and blow the glue film, and the glue film blown by the hot air can be uniformly adhered to edges of a honeycomb core when falling; meanwhile, the driving system executes reciprocating linear motion back and forth, and workpieces with different sizes and specifications can be thermally broken. The process method is mainly applied to the fields of aerospace and aviation, and can also be applied to various industries and equipment for heating and blowing thin films of adhesive films and similar adhesive films.
Description of the drawings:
FIG. 1 is a schematic view of an apparatus for hot breaking an adhesive film according to an embodiment;
FIG. 2 is a schematic structural view of an insulated compartment according to an embodiment I.
The specific implementation mode is as follows:
example one
Referring to fig. 1 and 2, the automatic adhesive film hot breaking processing method is an adhesive film hot breaking process implemented by using adhesive film hot breaking equipment. The adhesive film thermal-breaking equipment comprises a heat preservation cabin 1, a weak current control system 2, a strong current control system 3 and a computer display 4; an observation window 6 and a turnable movable cabin door 5 are arranged on the outer wall of the heat preservation cabin 1, the heat preservation cabin 1 is formed by assembling a chassis 101 and a main frame 102, and a hot air knife system 103, a quartz lamp group heating system 104, a driving system 105, a preheating assembly heating system 106, a hot air fan system 107 and a workpiece clamping system 111 are arranged in the heat preservation cabin 1; the outer package of the heat-insulating cabin 1 is subjected to heat-insulating treatment by adopting a sandwich structure, the heat-insulating material is an environment-friendly fireproof temperature-resistant material, and the inner and outer parts of the heat-insulating material are formed by clamping metal plates with the thickness of 2mm, so that a sealed heat-insulating cabin 1 is formed; the number of observation windows 6 on the outer wall of the heat-insulating cabin 1 is 12, and the number of the turnable movable cabin doors 5 is 6; a quartz lamp tube is arranged in the quartz lamp group heating system 104; a preheating component heating pipe is arranged in a stainless steel square tube of the preheating component heating system 106; and 6 hot air knife temperature measuring assemblies are arranged on the hot air knife system 103.
The heat preservation cabin system mainly creates a relatively constant thermal damage environment for the adhesive film thermal damage equipment, the driving system comprises two axial drives of an X axis and a Z axis, the X axis driving system mainly drives the Z axis system to reciprocate in the X axis, the Z axis system is mainly used for driving and adjusting the height of the quartz lamp so as to control the surface temperature of the adhesive film, and the two systems run in a coordinated mode to meet the requirement of automatic thermal damage operation of the adhesive film. The workpiece clamping system is mainly a tool for tensioning the honeycomb core, is convenient for pasting a glue film on the honeycomb core, and is convenient for conveying the honeycomb core workpiece into the heat preservation bin and taking the honeycomb core workpiece out of the bin. The software control system is mainly used for completing the real-time monitoring and feedback of the driving of the mechanical mechanism and the temperature system, and ensuring the constant thermal damage environment and the smooth performance of the thermal damage operation.
The glue film thermal breaking process method is established that the effective thermal breaking can be carried out only when the equipment reaches a certain operating environment, such as the thermal breaking cabin temperature, the thermal breaking rate, the thermal breaking air knife temperature, the thermal breaking quartz lamp temperature, the quartz lamp height and other parameters are determined, and the glue film thermal breaking equipment is special equipment for treating various glue film thermal breaking.
The hot breaking process method of the adhesive film is characterized in that adhesive film hot breaking equipment creates a certain cabin temperature environment, a quartz lamp tube softens the adhesive film through illumination, a hot air knife blows hot air with certain air pressure and certain temperature to break the adhesive film through hot breaking, and the adhesive film broken through hot air can be uniformly adhered to the edge of a honeycomb core when falling; meanwhile, the driving system executes reciprocating linear motion back and forth, and workpieces with different sizes and specifications can be thermally broken. The glue film thermal-breaking system can create a cabin temperature environment of room temperature-60 ℃, the maximum air knife temperature can reach 200 ℃, the illumination temperature of the quartz lamp can be regulated and controlled in real time through power regulation, and the running speed of the driving system can be regulated steplessly. The hot breaking mode is that hot air is blown from bottom to top, a heating source is arranged right above the workpiece, and heating and blowing breaking are carried out simultaneously.
A hot breaking process method for automatically processing an adhesive film is an adhesive film hot breaking process realized by using adhesive film hot breaking equipment, and comprises the following steps: after the honeycomb core is tensioned by using a workpiece clamping system, the workpiece and the tooling system are placed into a heat-insulation cabin together, the workpiece system is positioned between a hot air knife and a quartz lamp, the quartz lamp works under the action of a driving system, the air knife moves forward, the air knife passes through the position where the air knife passes, the hot air pressure with heat can thermally break and blow off the adhesive film, and the thermally broken adhesive film can be uniformly adhered to the edge of the honeycomb core when falling; under a mechanical system, various thermal-breaking process parameters can be adjusted and controlled, taking an imported REDUX 312 UL adhesive film as an example, when the temperature of a heat-preservation cabin is 38.5 ℃, the temperature of a hot air knife is 140 ℃, the running speed of the hot air knife is 4mm/s, the power of a quartz lamp is 5KW, the air pressure of the hot air knife is 0.6Mpa, and the air speed of an air outlet of the hot air knife is 5m/s, an ideal adhesive film thermal-breaking state can be blown out.

Claims (2)

1. A process method for automatically processing hot breaking of a glue film is characterized by comprising the following steps: the process method comprises the following steps: after the honeycomb core is tensioned by using a workpiece clamping system, the workpiece and the tooling system are placed into a heat-insulation cabin together, the workpiece system is positioned between a hot air knife and a quartz lamp, the quartz lamp works under the action of a driving system, the air knife moves forward, the air knife passes through the position where the air knife passes, the hot air pressure with heat can thermally break and blow off the adhesive film, and the thermally broken adhesive film can be uniformly adhered to the edge of the honeycomb core when falling; the temperature of the heat preservation cabin is 35-42 ℃, the temperature of the hot air knife is 120-.
2. The automatic processing glue film thermal breaking process method according to claim 1, characterized in that: the temperature of the heat preservation cabin is 38.5 ℃, the temperature of the hot air knife is 140 ℃, the running speed of the hot air knife is 4mm/s, the power of the quartz lamp is 40%, the air pressure of the hot air knife is 0.6Mpa, and the air speed of the air outlet of the hot air knife is 5 m/s.
CN202110781994.5A 2021-07-12 2021-07-12 Process method for automatically processing hot breaking of adhesive film Pending CN113580596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110781994.5A CN113580596A (en) 2021-07-12 2021-07-12 Process method for automatically processing hot breaking of adhesive film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110781994.5A CN113580596A (en) 2021-07-12 2021-07-12 Process method for automatically processing hot breaking of adhesive film

Publications (1)

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CN113580596A true CN113580596A (en) 2021-11-02

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000141516A (en) * 1998-11-18 2000-05-23 Sekisui Chem Co Ltd Honeycomb sandwich panel and its manufacture
CN104494276A (en) * 2014-12-18 2015-04-08 北京卫星制造厂 Honeycomb core end surface gridding sizing process method based on adhesive film thermal fracture
CN109094077A (en) * 2018-07-27 2018-12-28 成都飞机工业(集团)有限责任公司 A method of enhancing honeycomb core

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000141516A (en) * 1998-11-18 2000-05-23 Sekisui Chem Co Ltd Honeycomb sandwich panel and its manufacture
CN104494276A (en) * 2014-12-18 2015-04-08 北京卫星制造厂 Honeycomb core end surface gridding sizing process method based on adhesive film thermal fracture
CN109094077A (en) * 2018-07-27 2018-12-28 成都飞机工业(集团)有限责任公司 A method of enhancing honeycomb core

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
魏莉等: "复合材料结构板胶膜热破机研制", 《航天制造技术》 *

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