CN110774499A - Technical method for heating and curing front cover assembly edge covering - Google Patents

Technical method for heating and curing front cover assembly edge covering Download PDF

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Publication number
CN110774499A
CN110774499A CN201911096199.1A CN201911096199A CN110774499A CN 110774499 A CN110774499 A CN 110774499A CN 201911096199 A CN201911096199 A CN 201911096199A CN 110774499 A CN110774499 A CN 110774499A
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CN
China
Prior art keywords
front cover
edge
cover assembly
heating
curing
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
CN201911096199.1A
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Chinese (zh)
Inventor
张彪
谢兵
余承彬
潘大巍
程勇
邹文瑞
郭献
张鹰
但神宝
郁从超
赵丹
许刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Changan Automobile Co Ltd
Original Assignee
Hefei Changan Automobile Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei Changan Automobile Co Ltd filed Critical Hefei Changan Automobile Co Ltd
Priority to CN201911096199.1A priority Critical patent/CN110774499A/en
Publication of CN110774499A publication Critical patent/CN110774499A/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
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/002Component parts, details or accessories; Auxiliary operations
    • 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
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic 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
    • B29C67/00Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/0044Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for shaping edges or extremities
    • 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
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0811Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using induction
    • B29C2035/0816Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using induction using eddy currents
    • 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
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005Body finishings

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The invention discloses a technical method for heating and curing a front cover assembly wrapping edge, which comprises the following steps: step 1, folding edge glue: firstly, edge folding glue is punched at the peripheral flanging position of the front cover outer plate, and the front cover inner plate is buckled on the front cover outer plate with the edge folding glue to form a front cover assembly; step 2, buckling: forming a buckling assembly on the front cover assembly in the step 1 after edge covering of an edge covering die; step 3, heating and curing: placing the front cover assembly wrapped in the edge in the step 2 on a heating and curing device for heating and curing; and 4, taking out a finished product: and 3, after the heating curing is finished in the step 3, opening the positioning clamping block on the heating curing device, and taking away the front cover assembly. According to the invention, the conducting wire is added on the clamp after the edge covering process to generate an electromagnetic field, eddy current is generated at the edge of the front cover assembly, the eddy current generates electric heat, the edge folding glue is heated and cured, the heating time from edge covering to an oven is shortened, the part deformation is reduced, and the product quality is improved.

Description

Technical method for heating and curing front cover assembly edge covering
Technical Field
The invention relates to the technical field of automobile part processing, in particular to a technical method for heating and curing a front cover assembly edge covering.
Background
At present, the front cover assembly is mostly subjected to edge covering and gluing in a welding workshop, is assembled on a vehicle body, flows into a coating workshop along with the vehicle body, and is heated and cured when being baked in a baking oven in the coating workshop, so that the defects exist, and after the front cover assembly in the welding workshop is subjected to edge covering, the front cover assembly needs to be baked for about 3-4 hours in the baking oven in the coating workshop.
However, in the production line transportation process, because the hem glue at the edge-covering position between the inner plate and the outer plate of the front cover assembly is not cured, the inner plate and the outer plate are staggered, the whole front cover assembly deforms, the matching of the front cover assembly and peripheral parts is influenced, and the requirements are not met.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the problem that in the prior art, the inner plate and the outer plate are staggered due to the fact that edge folding glue at the edge folding position between the inner plate and the outer plate of the front cover assembly is not solidified, and provides a technical method for heating and solidifying the edge folding of the front cover assembly.
2. Technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a front shroud assembly bordures heat cure device, includes anchor clamps platform and heat cure mechanism, the top of anchor clamps platform is encircleed and is equipped with a plurality of location supporting shoes, the top fixed connection of location supporting shoe and anchor clamps platform, the outside of location supporting shoe is equipped with the tight piece of the clamp of many pairs of location, the tight piece of the clamp of location is rotated with the top of anchor clamps platform and is connected, the tight piece of the clamp of location goes up to rotate and is connected with the cylinder, the wire support frame that encircles on the anchor clamps platform, the wire support frame is connected with the top fixed connection of anchor clamps platform, heat fix mechanism's output and wire support.
Preferably, the positioning support block and the positioning clamping block are made of polyurethane.
Preferably, the heating and fixing mechanism comprises a power supply lead and a power supply controller, and the output end of the power supply controller is connected with the input end of the power supply lead.
Preferably, the power supply lead is arranged on the lead support frame in an upper circle and a lower circle.
The invention also provides a technical method for heating and curing the front cover assembly edge, which comprises the following steps:
step 1, folding edge glue: firstly, edge folding glue is punched at the peripheral flanging position of the front cover outer plate, and the front cover inner plate is buckled on the front cover outer plate with the edge folding glue to form a front cover assembly;
step 2, buckling: forming a buckling assembly on the front cover assembly in the step 1 after edge covering of an edge covering die;
step 3, heating and curing: placing the front cover assembly wrapped in the edge in the step 2 on a heating and curing device for heating and curing;
and 4, taking out a finished product: and 3, after the heating curing is finished in the step 3, opening the positioning clamping block on the heating curing device, and taking away the front cover assembly.
Preferably, in the step 1, the outer plate of the front cover is in a 90-degree flanging state.
Preferably, the front cover outer plate flanging buckled in the step 2 is flattened, and meanwhile, the flanging glue is extruded in the edge-covering gap between the front cover outer plate and the front cover inner plate.
Preferably, after the front cover assembly is fixed in the step 3, the power supply controller starts to work, alternating current in a power supply lead generates a magnetic field, and the front cover assembly is excited to generate eddy current; the eddy current generates heat to heat the edge folding glue, and the edge folding glue is heated and cured.
Preferably, in the step 3, the power controller is powered off after working for 20 seconds, and stops working.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) in the invention, the cylinder drives the positioning clamping block, the positioning clamping block is electrified and heated when being pressed tightly, the lead support frame supports the power supply lead, the front cover assembly is flanged and surrounded for 2 circles, after the electric conduction, the upper and lower 2 circles of leads form a magnetic field, forming vortex on the front cover assembly to generate heat, adjusting the current and the on-off time, controlling the heating amount, heating the edge folding glue by the generated heat, thermally curing the edge folding glue, solidifying the solidified edge folding glue with high strength at the edge covering position, solidifying the front cover inner plate and the front cover outer plate together at the edge covering position, solidifying the edge folding glue, the positioning clamping block is opened, the front cover assembly is taken out, the work is completed, in the invention, the electromagnetic field is generated by adding the conducting wire on the clamp after the edge covering process, vortex is generated at the edge of the front cover assembly, the vortex generates electric heat, the edge folding glue is heated and cured, the time from edge covering to heating of the oven is shortened, the part deformation is reduced, and the product quality is improved.
(2) According to the invention, the positioning support block is a positioning block for supporting the front cover assembly, is in contact with the front cover assembly, is made of a polyurethane material, has certain hardness and strength, is non-conductive, plays an insulating role and prevents the eddy current of the front cover assembly from shunting; .
(3) According to the invention, the positioning clamping block is a pressing block for pressing the front cover assembly to prevent the front cover assembly from moving and contacting with the front cover assembly, and the material is a polyurethane material, has certain hardness and strength, is non-conductive, plays an insulating role and prevents vortex shunt of the front cover assembly.
Drawings
FIG. 1 is a schematic structural view of a front cover assembly edge-covering heat-curing device according to the present invention;
FIG. 2 is a schematic structural view of a positioning and clamping block of a front cover assembly edge-covering heating and curing device according to the present invention;
FIG. 3 is a schematic structural diagram of a positioning support block of a front cover assembly edge-covering heating and curing device.
In the figure: the device comprises a clamp platform 1, a heating and curing mechanism 2, a 201 power supply lead, a 202 power supply controller, a 3 positioning support block, a 4 positioning clamping block, a 5 cylinder and a 6 lead support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, a front cover assembly edge-covering heating and curing device comprises a clamp platform 1 and a heating and curing mechanism 2, wherein a plurality of positioning support blocks 3 are arranged at the top of the clamp platform 1 in a surrounding manner and used for supporting the front cover assembly, the positioning support blocks 3 are fixedly connected with the top of the clamp platform 1, a plurality of pairs of positioning clamping blocks 4 are arranged at the outer sides of the positioning support blocks 3 and used for pressing the front cover assembly tightly, the positioning clamping blocks 4 are rotatably connected with the top of the clamp platform 1, cylinders 5 are rotatably connected with the positioning clamping blocks 4 and used for driving the positioning clamping blocks to rotate, a lead support frame 6 is arranged on the clamp platform 1 in a surrounding manner, the lead support frame 6 is fixedly connected with the top of the clamp platform 1, the output end of the heating and fixing mechanism 2 is fixedly connected with the lead support frame 6, eddy current is formed on the front cover, controlling the heating amount;
in the invention, the positioning support block 3 and the positioning clamping block 4 are made of polyurethane, which plays an insulating role and prevents the eddy current shunt of the front cover assembly, the heating and fixing mechanism 2 comprises a power supply lead 201 and a power supply controller 202, the current magnitude and the power on-off time are adjusted, the heating quantity is controlled, the generated heat heats the edge folding glue, the output end of the power supply controller 202 is connected with the input end of the power supply lead 201, and the power supply lead 201 is arranged on the lead support frame in an upper-lower circle.
A technical method for heating and curing the edge of a front cover assembly comprises the following steps:
step 1, folding edge glue: firstly, edge folding glue is punched at the peripheral flanging position of the front cover outer plate, and the front cover inner plate is buckled on the front cover outer plate with the edge folding glue to form a front cover assembly;
step 2, buckling: forming a buckling assembly on the front cover assembly in the step 1 after edge covering of an edge covering die;
step 3, heating and curing: placing the front cover assembly wrapped in the edge in the step 2 on a heating and curing device for heating and curing;
and 4, taking out a finished product: and (3) after the heating and curing are finished in the step (3), opening a positioning clamping block (4) on the heating and curing device, and taking away the front cover assembly.
In the invention, the front cover outer plate process is in a 90-degree flanging state in the step 1, the front cover outer plate flanging buckled in the step 2 is flattened, meanwhile, the flanging glue is extruded in a flanging gap between the front cover outer plate and the front cover inner plate, after the front cover assembly is fixed in the step 3, the power supply controller 202 starts to work, alternating current in a power supply lead 201 generates a magnetic field, and the front cover assembly is excited to generate eddy current; the eddy current generates heat, the edge folding glue is heated and cured, and the power controller 202 in the step 3 is powered off after working for 20 seconds, and stops working.
According to the invention, the cylinder 5 drives the positioning clamping block 4, the positioning clamping block is electrified and heated when being pressed, the wire support frame 6 supports the power supply wire 201, 2 turns of the power supply wire are wound around a flanging of the front cover assembly, after the power supply wire is electrified, the upper and lower 2 turns of the wire form a magnetic field, eddy current is formed on the front cover assembly to generate heat, the current magnitude and the power on-off time are adjusted, the heating amount is controlled, the generated heat heats the flanging adhesive, the flanging adhesive is subjected to thermosetting, the solidified flanging adhesive is very hard and has high strength, the front cover inner plate and the front cover outer plate are solidified together at the position of the flanging, after the flanging adhesive is solidified, the positioning clamping block 4 is opened, the front cover.
According to the invention, the conducting wire is added on the clamp after the edge covering process to generate an electromagnetic field, eddy current is generated at the edge of the front cover assembly, the eddy current generates electric heat, the edge folding glue is heated and cured, the time from edge covering to oven heating is shortened, the part deformation is reduced, and the product quality is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. The utility model provides a front shroud assembly bordures heat cure device, includes anchor clamps platform (1) and heat cure mechanism (2), its characterized in that, the top of anchor clamps platform (1) is encircleed and is equipped with a plurality of location supporting shoe (3), the top fixed connection of location supporting shoe (3) and anchor clamps platform (1), the outside of location supporting shoe (3) is equipped with many to the tight piece (4) of location clamp, the tight piece (4) of location clamp is rotated with the top of anchor clamps platform (1) and is connected, it is connected with cylinder (5) to rotate on the tight piece (4) of location clamp, it is equipped with wire support frame (6) to encircle on anchor clamps platform (1), wire support frame (6) and the top fixed connection of anchor clamps platform (1), the output and wire support frame (6) fixed connection of heat cure mechanism (2).
2. The front cover assembly edge covering heating and curing device as claimed in claim 1, wherein the positioning support block (3) and the positioning clamping block (4) are made of polyurethane.
3. A front cover assembly hemming heat curing apparatus according to claim 1 wherein the heat fixing means (2) includes a power supply lead (201) and a power supply controller (202), and an output of the power supply controller (202) is connected to an input of the power supply lead (201).
4. A front cover assembly hemming heat curing apparatus according to claims 1 and 3 wherein the power supply wire (201) is provided in two up and down turns on a wire support frame.
5. A technical method for heating and curing the edge of a front cover assembly is characterized by comprising the following steps:
step 1, folding edge glue: firstly, edge folding glue is punched at the peripheral flanging position of the front cover outer plate, and the front cover inner plate is buckled on the front cover outer plate with the edge folding glue to form a front cover assembly;
step 2, buckling: forming a buckling assembly on the front cover assembly in the step 1 after edge covering of an edge covering die;
step 3, heating and curing: placing the front cover assembly wrapped in the edge in the step 2 on a heating and curing device for heating and curing;
and 4, taking out a finished product: and (3) after the heating curing is finished in the step 3, opening a positioning clamping block (4) on the heating curing device, and taking away the front cover assembly.
6. The technical method for heating and curing the front cover assembly edge covering according to claim 5, wherein in the step 1, the front cover outer plate is in a 90-degree flanging state.
7. The technical method for heating and curing the front cover assembly covered edge according to claim 5, wherein the front cover outer plate edge folded and buckled in the step 2 is flattened, and meanwhile, the edge folding glue is extruded in the covered edge gap of the front cover outer plate and the front cover inner plate.
8. The technical method for heating and curing the covered edge of the front cover assembly according to the claim 5, wherein after the front cover assembly is fixed in the step 3, the power supply controller (202) starts to work, alternating current in the power supply lead (201) generates a magnetic field, and the front cover assembly is excited to generate eddy current; the eddy current generates heat to heat the edge folding glue, and the edge folding glue is heated and cured.
9. The technical method for heating and curing the covered edge of the front cover assembly in the claim 8, wherein in the step 3, the power controller (202) is powered off after working for 20 seconds, and then stops working.
CN201911096199.1A 2019-11-11 2019-11-11 Technical method for heating and curing front cover assembly edge covering Pending CN110774499A (en)

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Application Number Priority Date Filing Date Title
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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101125348A (en) * 2007-09-29 2008-02-20 中国人民解放军***空军工程建设局 Method for forming edging angle steel connecting oil tank vault and wall plate and special-purpose equipment
CN203542944U (en) * 2013-11-25 2014-04-16 安徽瑞祥工业有限公司 High-efficiency high-frequency curing device
CN203830216U (en) * 2014-04-30 2014-09-17 安徽埃夫特智能装备有限公司 Device used for gluing engine cabin cover plates
CN104668320A (en) * 2015-03-06 2015-06-03 成都思尔特机器人科技有限公司 Production process used for gluing and edge covering of automobile door cover
CN205417785U (en) * 2016-03-28 2016-08-03 福建省汽车工业集团云度新能源汽车股份有限公司 Passenger car bonnet
CN105818866A (en) * 2016-03-28 2016-08-03 福建省汽车工业集团云度新能源汽车股份有限公司 Automobile engine hood and processing method
CN107457316A (en) * 2017-06-29 2017-12-12 霍山汇能汽车零部件制造有限公司 A kind of continuous bound edge manufacturing process of multiple spot
CN207931813U (en) * 2018-01-31 2018-10-02 重庆长安汽车股份有限公司 A kind of automobile-used front hood hinge reinforcement structure
CN109550855A (en) * 2018-11-16 2019-04-02 苏州普热斯勒先进成型技术有限公司 The Wrapping method and device of high-strength steel

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101125348A (en) * 2007-09-29 2008-02-20 中国人民解放军***空军工程建设局 Method for forming edging angle steel connecting oil tank vault and wall plate and special-purpose equipment
CN203542944U (en) * 2013-11-25 2014-04-16 安徽瑞祥工业有限公司 High-efficiency high-frequency curing device
CN203830216U (en) * 2014-04-30 2014-09-17 安徽埃夫特智能装备有限公司 Device used for gluing engine cabin cover plates
CN104668320A (en) * 2015-03-06 2015-06-03 成都思尔特机器人科技有限公司 Production process used for gluing and edge covering of automobile door cover
CN205417785U (en) * 2016-03-28 2016-08-03 福建省汽车工业集团云度新能源汽车股份有限公司 Passenger car bonnet
CN105818866A (en) * 2016-03-28 2016-08-03 福建省汽车工业集团云度新能源汽车股份有限公司 Automobile engine hood and processing method
CN107457316A (en) * 2017-06-29 2017-12-12 霍山汇能汽车零部件制造有限公司 A kind of continuous bound edge manufacturing process of multiple spot
CN207931813U (en) * 2018-01-31 2018-10-02 重庆长安汽车股份有限公司 A kind of automobile-used front hood hinge reinforcement structure
CN109550855A (en) * 2018-11-16 2019-04-02 苏州普热斯勒先进成型技术有限公司 The Wrapping method and device of high-strength steel

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Application publication date: 20200211

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