CN113021993A - Arc-shaped structure bonding and fixing device and bonding method - Google Patents
Arc-shaped structure bonding and fixing device and bonding method Download PDFInfo
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- CN113021993A CN113021993A CN202110217886.5A CN202110217886A CN113021993A CN 113021993 A CN113021993 A CN 113021993A CN 202110217886 A CN202110217886 A CN 202110217886A CN 113021993 A CN113021993 A CN 113021993A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/28—Presses specially adapted for particular purposes for forming shaped articles
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Abstract
The invention relates to an arc-shaped structure bonding and fixing device and a bonding method, belongs to the technical field of bonding, and solves the problems that in the prior art, an arc-shaped structure is easy to deform and difficult to pressurize in the bonding process of an arc-shaped structure product. The bonding and fixing device for the arc-shaped structure is designed into the lower pressing piece and the upper pressing piece, the arc-shaped bonding structure is clamped and fixed between the lower pressing piece and the upper pressing piece, the lower pressing piece and the upper pressing piece are connected into a whole through the limiting assembly to limit the position of the arc-shaped bonding structure, the pressing mechanism is arranged to perform local pressurization and shape correction, the phenomenon that parts of the arc-shaped bonding structure deviate due to the flowability of a glue layer in the pressurization and solidification process is avoided, and the bonding result and the bonding quality are guaranteed.
Description
Technical Field
The invention relates to the technical field of bonding, in particular to a bonding and fixing device and a bonding method for an arc-shaped structure.
Background
With the development of aerospace products and the increasing technical requirements of thermal protection, the bonding of thermal protection layers becomes an important part in the production process of aerospace products. How to improve the bonding quality and the construction efficiency of the thermal protection layer becomes a key problem in the field of thermal protection layer bonding.
In general, the thermal protective layer bonding work is to bond the thermal protective layer of the arc-shaped structure to the surface of the arc-shaped metal part. The arc-shaped structure heat protection layer is difficult to completely match the molded surface of the arc-shaped metal part, and the molded surface calibration in the bonding process is realized in a pressurizing mode, so that the heat protection layer is attached to the surface of the metal part. The traditional bonding and curing process is as follows: directly making vacuum bag to make pressure curing of product. When the metal part is thin, the metal part may have a problem of profile deformation during the pressing and curing process, thereby causing the profile accuracy of the arc-shaped structure product to be over-poor. During curing, the thermal protection layer may shift on the surface of the metal part, affecting the quality of the bond. On the other hand, tools and materials such as a vacuum pump, a vacuum bag, an isolation membrane, an air-permeable felt and a sealant are needed for vacuum pressurization and solidification, and one of the defects is difficult to construct, so that the construction scene limitation is large, and the construction convenience is low.
Therefore to above problem, design an arc structure product bonding fixing device, in gluing agent curing process, realize supporting the arc bottom plate and to the pressurized function of thermal protection layer. Finally, the molded surface deviation of the thermal protection layer is corrected, and the method has important significance for improving the bonding quality and simplifying the bonding process difficulty.
Disclosure of Invention
In view of the above analysis, the present invention aims to provide a method for solving the problems of the existing bonding scheme that the product profile accuracy is difficult to guarantee and the thermal protection layer is deviated during the curing process.
The purpose of the invention is mainly realized by the following technical scheme:
an arcuate structural adhesive securement device, comprising: a lower compression member and an upper compression member; the lower pressing piece and the upper pressing piece are used for pressurizing and correcting the arc-shaped bonding structure; the upper pressing piece is attached to the upper side face of the arc-shaped bonding structure, and the lower pressing piece is attached to the lower side face of the arc-shaped bonding structure; the arc-shaped bonding structure is clamped and fixed between the lower pressing piece and the upper pressing piece.
Further, the arc bonding structure is formed by bonding the arc structural component and the thermal protection layer.
Further, the lower pressing piece is a base with a groove; the groove is used for placing the arc-shaped bonding structure.
Further, the upper pressing piece is an arc-shaped pressing plate.
Further, still include: spacing subassembly, go up to compress tightly and carry on spacingly and fixed through spacing subassembly between the piece down.
Further, spacing subassembly includes: a screw and a thread insert.
Further, the threaded sleeve is fixedly connected with the lower pressing piece; the screw penetrates through the upper pressing piece and is connected with the threaded sleeve through threads.
Further, still include: the pressing mechanism is sleeved on the outer sides of the upper pressing piece and the lower pressing piece.
Further, the pressing mechanism includes: the pressing device comprises a first pressing wheel, a second pressing wheel and a pressing structure; the first pinch roller can compress down the packing member, the second pinch roller can compress up the packing member, and the pressurization structure is used for providing the packing force between first pinch roller and the second pinch roller.
Further, the pressing structure is a mechanical pressing structure or an elastic pressing structure.
Further, the hold-down mechanism further comprises: a first bracket and a hold-down bracket; the first pinch roller is rotatably arranged on the first support, and the second pinch roller is rotatably arranged on the lower pressing support; the distance between the first support and the pressing support is adjustable.
Further, the hold-down mechanism further comprises: the second bracket, the lower pressing bracket is set up between first bracket and second bracket; the second support is connected with the lower pressing support through a pressurizing structure.
Further, the distance between the first bracket and the second bracket is adjustable; the second support is provided with a through hole, one end of the connecting rod is fixedly connected with the first support, and the other end of the connecting rod penetrates through the through hole to be connected with the fastener.
Further, the connecting rod is a threaded rod; the connecting rod can slide relative to the through hole; the fastener is a fastening nut.
A method for bonding an arc-shaped structure bonding and fixing device is characterized in that the arc-shaped structure bonding and fixing device is used for fixing and calibrating an arc-shaped bonding structure; the method comprises the following steps:
step S1: placing the arc-shaped bonding structure between the lower pressing piece and the upper pressing piece;
step S2: the upper pressing piece and the lower pressing piece are limited through the limiting assembly;
step S3: and pressurizing the arc-shaped bonding structure through a pressing mechanism. The pressing mechanism is sleeved outside the lower pressing piece and the upper pressing piece; the second pressing wheel and the first pressing wheel respectively press the upper pressing piece and the lower pressing piece; and the arc-shaped bonding structure is pressurized through the pressurizing structure.
The technical scheme of the invention can at least realize one of the following effects:
1. the invention discloses an arc-shaped structure bonding and fixing device, belongs to the technical field of bonding, realizes tool pressurization under the condition that vacuum bag pressurization cannot be used, improves the limitation of vacuum bag pressurization modes, and provides more choices for bonding and curing.
2. The invention relates to an adhesive fixing device, which comprises an upper pressing piece (a pressing plate) and a lower pressing piece (a base). Go up to compress tightly the piece and be the same arc structure with arc adhesive structure with lower compressing tightly, arc adhesive structure is pressed from both sides tightly to be fixed down and is compressed tightly between the piece on with, and lower compressing tightly and last compressing tightly the piece and connect as an organic wholely through spacing subassembly for provide support and fixed function for arc adhesive structure's lower surface, the clamp plate is used for pressurizing arc adhesive structure (structure and thermal protection layer) and the supplementary fixed of the two.
3. The base can provide strong support for the arc-shaped bonding structure, so that the profile of the arc-shaped structural part is not changed in the pressurizing and curing process. The base and the pressing plate reduce the offset of an outer layer (a thermal protection layer) in the curing process, the laminating of the thermal protection layer (an outer layer structure) and the molded surface of the arc-shaped structural member is realized, the bonding quality and the bonding efficiency are improved, and the problem of local glue shortage caused by the fact that the molded surface is not laminated is avoided.
In the invention, the technical schemes can be combined with each other to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a front view of the adhesive fixture of the present invention;
FIG. 2 is a top view of the adhesive fixture of the present invention;
FIG. 3 is a schematic structural view of a position-limiting assembly;
FIG. 4 is a bonding fixture with hold-down mechanism;
FIG. 5 is a first schematic view of the working state of the pressing mechanism;
fig. 6 is a schematic view of the working state of the pressing mechanism.
Reference numerals:
1-a lower compression member; 2-an upper compression member; 3-arc bonding structure; 4-a limiting component; 5-a pressing mechanism;
51-a first pinch roller; 52-a second pinch roller; 53-a first scaffold; 54-pressing down the holder; 55-a second scaffold; 56-a spring; 57-connecting rod; 58-fastener.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the invention serve to explain the principles of the invention and not to limit its scope.
Example 1
An embodiment of the present invention discloses an arc-shaped structure bonding and fixing device, as shown in fig. 1 to 6, including: the lower pressing piece 1, the upper pressing piece 2 and the limiting assembly 4; the arc-shaped bonding structure 3 is arranged between the upper pressing piece 2 and the lower pressing piece 1; the upper pressing piece 2 is attached to the upper side face of the arc-shaped bonding structure 3; the lower pressing piece 1 is attached to the lower side surface of the arc-shaped bonding structure 3; the upper pressing piece 2 and the lower pressing piece 1 are limited through a limiting component 4; the arc-shaped bonding structures 3 are fixed by the upper pressing piece 2 and the lower pressing piece 1 in a squeezing mode.
Specifically, the arc-shaped bonding structure 3 is formed by bonding an arc-shaped structural component and an arc-shaped thermal protection layer.
In one embodiment of the invention, the lower compression member 1 is a base with a groove; the arc-shaped bonding structure 3 is placed in the groove; the upper pressing piece 2 is an arc-shaped pressing plate.
Further, the base is used for limiting the position of the arc-shaped bonding structure 3, and the pressing plate is used for pressing the arc-shaped bonding structure 3. The recess on the lower compressing piece 1 is used for fixing the position of the arc-shaped bonding structure 3, the shape of the recess is attached to the bottom of the arc-shaped bonding structure 3, the size of the recess is consistent with that of the bottom (lower side face) of the arc-shaped bonding structure 3, the arc-shaped bonding structure 3 is placed into the recess, and the recess can avoid relative sliding between the structural member of the arc-shaped bonding structure 3 and a heat protection layer.
Further, the depth of the groove is smaller than the thickness of the arc-shaped bonding structure 3, the size of the thermal protection layer is slightly larger than that of the arc-shaped bonding structure 3, and the arc-shaped bonding structure 3 protrudes out of the groove so as not to influence the subsequent bonding work of the thermal protection layer.
Further, the upper pressing piece 2 is an arc-shaped pressing plate, and the pressing plate is a steel arc-shaped plate which is consistent with the structure of the outer profile (upper side face) of the arc-shaped bonding structure 3 and is used for limiting the profile of the outer profile of the arc-shaped bonding structure 3. Go up to compress tightly piece 2 and can laminate with the last side of arc adhesive structure 3's thermal protection layer.
Further, the limiting assembly 4 is used for fixing the upper pressing member 2 and the lower pressing member 1, namely limiting the relative positions of the upper pressing member 2 and the lower pressing member 1; and the position of the arc-shaped bonding structure 3 is limited by the extrusion and fixation of the upper pressing piece 2 and the lower pressing piece 1.
Further, two ends of the lower pressing piece 1 are provided with first flat plate parts, and two ends of the upper pressing piece 2 are provided with second flat plate parts; the number of the limiting assemblies 4 is at least 2, and the first flat plate part and the second flat plate part are fixedly connected by the limiting assemblies 4. Spacing subassembly 4 can have the multiunit, installs respectively and compresses tightly 1 under and the both ends that compress tightly 2 on, and spacing subassembly 4 evenly sets up, as shown in fig. 2.
In one embodiment of the present invention, the limiting component 4 includes: a screw and a threaded sleeve; the threaded sleeve is fixedly connected with the lower pressing piece 1; the screw passes through the upper pressing piece 2 and is connected with the screw sleeve through threads.
Further, the upper pressing member 2, i.e., the pressing plate, is fixed to the lower pressing member 1 by means of a wire thread insert and a screw, and applies pressure to the arc-shaped bonded structure 3. Through rotatory tightening screw, the screw and the length of the portion of closing soon of swivel nut can adjust and compress tightly 2 and the clearance between the lower compressing part 1 on the regulation, adjust and compress tightly the degree.
Further, go up compressing tightly 2 and compress tightly each other with lower compressing tightly 1, compress tightly the thermal protection layer of arc adhesive structure 3 on the structure, realize the profile correction to the thermal protection layer, make thermal protection layer and structure surface laminating. Compress tightly piece 2 and lower compressing tightly piece 1 fixedly on will through spacing subassembly 4 to through last compressing tightly 2 and the fastening connection of compressing tightly piece 1 down, carry out one-level pressurization school type to arc bonding structure 3.
In a specific embodiment of the present invention, the method further includes: and a pressing mechanism 5.
In order to realize the precise correction of the thermal protection layer and ensure the reliable bonding between the structural member of the arc bonding structure 3 and the thermal protection layer, the outer sides of the upper pressing member 2 and the lower pressing member 1 are sleeved with the pressing mechanism 5 capable of uniformly applying pressure.
Further, the pressing mechanism 5 includes: a first pinch roller 51, a second pinch roller 52 and a pressing structure; the first pressing wheel 51 can press the lower pressing piece 1, the second pressing wheel 52 can press the upper pressing piece 2, and the pressing structure is used for providing pressing force between the first pressing wheel 51 and the second pressing wheel 52.
In the invention, the pressing mechanism 5 is arranged to have the following functions:
through the rotation of first pinch roller 51 and second pinch roller 52, can make the pinch roller roll along bonding fixing device (lower pinch roller 1, go up pinch roller 2), realize compressing tightly the regulation of position, and then provide the clamp force between first pinch roller 51 and the second pinch roller 52 through the pressurization structure, to the pressurization of the different bonding position on the arc adhesive bonding structure 3, ensure the bonding effect and carry out the profile correction to local.
In one embodiment of the present invention, the pressing structure is a mechanical pressing structure or an elastic pressing structure.
1) When the pressurization structure is a mechanical pressurization structure:
the mechanical pressing structure may be: a pneumatic or hydraulic cylinder, preferably a pneumatic cylinder.
Specifically, the position of the pressing mechanism 5 on the bonding and reinforcing device is adjusted to determine the pressurizing position; the distance between the first pressing wheel 51 and the second pressing wheel 52 is adjusted, so that the first pressing wheel 51 and the second pressing wheel 52 are respectively attached to the lower pressing member 1 and the upper pressing member 2, as shown in fig. 4.
Further, the second pressing wheel 52 is pressed by the air cylinder or the hydraulic cylinder, so that the second pressing wheel 52 presses the upper pressing member 2. The pressing force between the first pressing wheel 51 and the second pressing wheel 52 can be adjusted by adjusting the pressure of the air cylinder/hydraulic cylinder, and then is transmitted to the arc-shaped bonding structure 3 through the upper pressing piece 2 and the lower pressing piece 1, so that the pressing and the shape correction of the thermal protection layer are realized.
2) When the pressurizing structure is an elastic pressurizing structure:
the elastic pressing structure is an elastic member connected between the second bracket 55 and the lower pressing bracket 54. The elastic member is pressed against the second pressing wheel 52 by compressing the elastic member, and the pressing force of the two-stage pressing type is provided by the second pressing wheel 52.
Preferably, the resilient member is a spring 56, as shown in FIGS. 4-6.
In an embodiment of the present invention, the pressing mechanism 5 further includes: a first bracket 53 and a hold-down bracket 54; the first pinch roller 51 is rotatably arranged on a first bracket 53, and the second pinch roller 52 is rotatably arranged on a lower pressing bracket 54; the spacing between the first bracket 53 and the hold-down bracket 54 is adjustable.
Further, the first pinch roller 51 is rotatably mounted on the first bracket 53, and when the first pinch roller 51 rotates, the hold-down mechanism 5 can be displaced in an arc direction of the lower clamp 1.
Further, the first pinch roller 51 can be driven to rotate manually or by a motor, so as to roll along the surface of the lower presser 1.
In an embodiment of the present invention, the pressing mechanism 5 further includes: a second bracket 55, the lower pressing bracket 54 being disposed between the first bracket 53 and the second bracket 55; the second bracket 55 is connected with the lower pressing bracket 54 through a pressing structure.
Specifically, when the pressing structure is an air cylinder or a hydraulic cylinder, the magnitude of the pressing force provided by the pressing mechanism 5 can be adjusted by adjusting the magnitude of the pressure applied by the air cylinder or the hydraulic cylinder to the second pressing wheel 52.
Specifically, when the pressing mechanism is the spring 56, the amount of compression of the spring 56, and thus the magnitude of the pressing force provided by the pressing mechanism 5, can be adjusted by adjusting the distance between the second bracket 55 and the lower pressing bracket 54.
In one embodiment of the present invention, the distance between the first bracket 53 and the second bracket 55 is adjustable; the second bracket 52 is provided with a through hole, one end of the connecting rod 57 is fixedly connected with the first bracket 53, and the other end passes through the through hole to be connected with the fastener 58.
As shown in fig. 5, since the first pressing wheel 51 and the second pressing wheel 52 are respectively attached to the lower side of the lower pressing member 1 and the upper side of the upper pressing member 2, the distance between the first bracket 53 and the lower pressing bracket 54 relative to the arc-shaped bonding structure 3 is fixed; therefore, adjusting the distance between the second bracket 55 and the first bracket 53 enables adjustment of the distance between the second bracket 55 and the lower pressing bracket 54, and adjustment of the amount of compression of the spring 56.
In one embodiment of the present invention, the distance between the second bracket 55 and the first bracket 53 is adjusted by a screw.
The connecting rod 57 is a threaded rod; the connecting rod 57 is slidable relative to the through hole; the fastener 58 is a fastening nut. Further, by rotating the fastening nut, the position of the fastening member 58 on the connecting rod 57 can be adjusted, thereby adjusting the interval between the second bracket 55 and the first bracket 53.
Further, when the pressing structure is the spring 56, the compression amount of the spring 56 can be adjusted by adjusting the distance between the first support 53 and the second support 52, so that the pressing force of the spring 56 on the second pressing wheel 52 is adjusted, the adjustment of the pressing force applied to the arc-shaped bonding structure 3 by the pressing mechanism 5 is finally realized, and the arc-shaped bonding structure 3 is prevented from being damaged by overlarge pressure in the process of realizing the profile correction.
It is worth noting that: according to the bonding and fixing device for the arc-shaped structure, the first pressing wheel 51 and the second pressing wheel 52 are opposite in position, namely the first pressing wheel 51 and the second pressing wheel 52 are respectively positioned at the upper side and the lower side of the arc-shaped bonding structure 3, and the pressurizing action acts on one position and is symmetrical up and down, so that the shape of the arc-shaped bonding structure 3 can not be influenced while the pressure is applied and the shape is corrected, the deformation of the arc-shaped bonding structure 3 is avoided, and the dislocation displacement of a structural part and a thermal protection layer is avoided.
When the thermal protection device is implemented, a layer of isolation film is paved on the base of the fixing device, the glued product bottom plate is placed in the groove of the base to be fixed, and the glued thermal protection layer is placed on the bottom plate. The position of the thermal protection layer is limited by the limiting component and can not generate large-amplitude deviation with the product bottom plate.
When the vacuum bag is used for pressurization and curing, the vacuum bag is directly manufactured to wrap the whole tool and product. The outer profile of the thermal protection layer is uniformly pressurized in a vacuum pressurization mode, so that the thermal protection layer is tightly attached to the product bottom plate, the profile of the thermal protection layer is consistent with the profile of the metal bottom plate, and the outer profile precision of the product is ensured.
The bonding and fixing device can replace a vacuum pressurization tool. When mechanical compression curing is used, the pressure plate is mounted on the outer profile of the product by means of screws and wire thread inserts. Through the mode of mechanical pressurization, the screw is continuously screwed, and the pressing plate applies pressure to the outer profile of the thermal protection layer, so that the thermal protection layer is attached to the bottom plate of the product, the correction of the profile degree of the profile of the thermal protection layer is realized, and the precision of the outer profile of the product is ensured.
Example 2
A method for bonding an arc-shaped structure bonding and fixing device adopts the arc-shaped structure bonding and fixing device in embodiment 1; the method comprises the following steps:
step S1: placing an arc-shaped bonding structure 3 between the lower pressing piece 1 and the upper pressing piece 2;
step S2: the upper pressing piece 2 and the lower pressing piece 1 are limited through the limiting assembly;
step S3: sleeving a pressing mechanism 5 on the outer sides of the lower pressing piece 1 and the upper pressing piece 2; the second pressing wheel 52 and the first pressing wheel 51 respectively press the upper pressing piece 2 and the lower pressing piece 1; and the arc-shaped bonding structures 3 are pressurized by the pressurizing structures.
Further, in the step S2, the limiting assembly 4 includes a screw and a threaded sleeve; the threaded sleeve is fixedly connected with the lower pressing piece 1; the screw passes through the upper pressing piece 2 and is connected with the screw sleeve through threads.
Further, in the step S3, the first pressing wheel 51 and the second pressing wheel 52 are respectively attached to the lower pressing member 1 and the upper pressing member 2; the connecting rod 57 is passed through the through hole of the second bracket 55, and the fastening member 58 is threadedly fitted over the connecting rod 57, completing the installation of the hold-down mechanism 5.
Further, the first pinch roller 51 is driven to rotate, so that the first pinch roller 51 rolls along the lower pinch member 1, and the position of the pinch mechanism 5 is adjusted, as shown in fig. 4.
Further, in step S3, the pressing structure may be a mechanical pressing structure or an elastic pressing structure.
(1) When the pressurization structure is a mechanical pressurization structure: the mechanical compression structure may be a pneumatic or hydraulic cylinder, preferably a pneumatic cylinder.
Specifically, the position of the pressing mechanism 5 on the bonding and reinforcing device is adjusted to determine the pressurizing position; further, the distance between the first pressing wheel 51 and the second pressing wheel 52 is adjusted, so that the first pressing wheel 51 and the second pressing wheel 52 respectively abut against the lower pressing member 1 and the upper pressing member 2, as shown in fig. 4.
Further, the second pressing wheel 52 is pressed by the air cylinder or the hydraulic cylinder, so that the second pressing wheel 52 presses the upper pressing member 2. The pressing force between the first pressing wheel 51 and the second pressing wheel 52 can be adjusted by adjusting the pressure of the air cylinder/hydraulic cylinder, and then is transmitted to the arc-shaped bonding structure 3 through the upper pressing piece 2 and the lower pressing piece 1, so that the pressing and the shape correction of the thermal protection layer are realized.
(2) When the pressurizing structure is an elastic pressurizing structure:
the resilient biasing structure is a resilient member, preferably a spring 56. The elastic member is connected between the second bracket 55 and the lower pressing bracket 54. The distance between the second bracket 55 and the first bracket 53 is adjusted by tightening the fastener 58, the second bracket 55 compresses the elastic member to press the spring 56 against the lower pressing bracket 54, the lower pressing bracket 54 presses the upper pressing member 2 via the second pressing wheel 52, and the pressing force of the two-stage pressing type is provided via the second pressing wheel 52.
The bonding and fixing device for the arc-shaped structure has a two-stage sizing mode: the upper pressing piece 2 and the lower pressing piece 1 are pressed tightly through the locking function of the limiting component 4, and primary pressurization type correction is carried out, wherein the primary pressurization type correction is an integral pressurization mode; and performing two-stage pressurization and correction through the pressing mechanism 5, wherein the two-stage pressurization and correction is a local pressurization mode.
Specifically, the screwing degree between the screw and the threaded sleeve of the limiting component 4 is adjusted, the pressing degree of the upper pressing piece 2 and the pressing degree of the lower pressing piece 1 are adjusted, and primary pressurization and model correction are carried out.
Specifically, the first pinch roller 51 is driven to rotate, the position of the pinch mechanism 5 is adjusted, and the thermal protection layer is locally pressurized; furthermore, when the pressing mechanism 5 is used for pressing, the pressure applied by the pressing structure can be adjusted, the pressure of the local position of the upper pressing piece 2 on the thermal protection layer can be adjusted, and local shape correction is realized.
Compared with the prior art, the technical scheme provided by the invention has at least one of the following beneficial effects:
a) the invention provides an arc-shaped structure bonding and fixing device which is designed into a lower pressing piece 1 (base) and an upper pressing piece 2 (pressing plate), wherein the base is provided with a groove and a limiting assembly 4 which respectively limit the positions of an arc-shaped bonding structure 3 (a structural component and a thermal protection layer), the base of the arc-shaped structure provides a profile support for the arc-shaped bonding structure 3, the phenomenon that the arc-shaped bonding structure 3 deviates due to the flowability of a glue layer in the pressurizing and curing process is avoided, and the bonding result and the bonding quality are ensured.
b) The bonding and fixing device for the arc-shaped structure is matched with a steel wire thread sleeve and a screw for use, the pressing plate and the base are mutually extruded to tightly press and fix the internal arc-shaped bonding structure 3, and meanwhile, the problem of arc-shaped structure deformation caused by traditional vacuum pressure curing is avoided.
c) The bonding and fixing device for the arc-shaped structure product is not only suitable for the vacuum bag pressurization and curing process, but also can be directly used for mechanical pressurization by matching a pressing plate with a screw and a steel wire thread sleeve. Under the condition that vacuum pressurization curing tools such as a vacuum pump, a sealing bag and the like are not available, pressurization curing of products is achieved, universality is high, and application scenes are wider.
d) According to the bonding and fixing device for the arc-shaped structure product, the first pressing wheel 51 and the second pressing wheel 52 of the pressing mechanism 5 can clamp the upper pressing piece 2 and the lower pressing piece 1, the first pressing wheel 51 is driven to rotate manually or by a motor, so that the pressing mechanism 5 can move along the upper pressing piece 2, meanwhile, the elastic force of the spring 56 provides pressing force for the upper pressing piece 2 and the lower pressing piece 1, further, the structural part and the heat protection layer of the arc-shaped bonding structure 3 are tightly attached, the shape correction of the (heat protection layer) is realized, and the bonding firmness and the precision of the bonded structural surface are ensured.
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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides an arc structure bonding fixing device which characterized in that includes: a lower pressing piece (1) and an upper pressing piece (2); the lower pressing piece (1) and the upper pressing piece (2) are used for pressurizing and calibrating the arc-shaped bonding structure (3); the upper pressing piece (2) is attached to the upper side face of the arc-shaped bonding structure (3), and the lower pressing piece (1) is attached to the lower side face of the arc-shaped bonding structure (3); the arc-shaped bonding structure (3) is clamped and fixed between the lower pressing piece (1) and the upper pressing piece (2).
2. The curved structure bonding fixture of claim 1, wherein the curved bonding structure (3) is formed by bonding a curved structural member and a thermal protection layer.
3. Curved-structure adhesive fastening device according to claim 1 or 2, characterized in that the lower pressing member (1) is a base with grooves.
4. An arcuate structural adhesive attachment according to claim 3, wherein said recess is adapted to receive an arcuate adhesive structure (3).
5. The arc-shaped structure bonding and fixing device according to claim 3, wherein the upper pressing piece (2) is an arc-shaped pressing plate.
6. An arcuate structural adhesive attachment according to claim 1, further comprising: spacing subassembly (4), go up to compress tightly between piece (2) and the lower compressing part (1) and carry on spacingly and fix through spacing subassembly (4).
7. The curved structure adhesive fixture of claim 6, wherein the position limiting assembly (4) comprises: a screw and a thread insert.
8. The curved structure adhesive fastening device according to claim 7, wherein the threaded sleeve is fixedly connected with the lower pressing member (2).
9. The arc-shaped structure bonding and fixing device according to claim 8, wherein the screw penetrates through the upper pressing piece (2) and is connected with the screw sleeve through threads.
10. A method for bonding an arc-shaped structure bonding and fixing device, which is characterized in that the arc-shaped structure bonding and fixing device of any one of claims 1 to 9 is adopted; the method comprises the following steps:
step S1: placing an arc-shaped bonding structure (3) between the lower pressing piece (1) and the upper pressing piece (2);
step S2: the upper pressing piece (2) and the lower pressing piece (1) are limited through the limiting assembly (4);
step S3: the arc-shaped bonding structure (3) is pressurized.
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| CN202110217886.5A CN113021993B (en) | 2021-02-26 | 2021-02-26 | Arc-shaped structure bonding fixing device and bonding method |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202378296U (en) * | 2011-11-22 | 2012-08-15 | 口口香米业股份有限公司 | Auxiliary device for rubber belt connection |
| DE102011001947A1 (en) * | 2011-04-11 | 2012-10-11 | Thyssenkrupp Steel Europe Ag | Preparing a curved reflector provided with a support structure for a solar thermal plant, comprises connecting a curved, a convex rear side exhibiting reflector with one support structure by sticking |
| CN105500242A (en) * | 2016-01-22 | 2016-04-20 | 中国工程物理研究院总体工程研究所 | Pressurizing clamp for constant force application for copper sheet bonding component |
| CN205806128U (en) * | 2016-07-20 | 2016-12-14 | 大同新成新材料股份有限公司 | Carbon slipper radian pressure bond machine |
| CN205956139U (en) * | 2016-08-30 | 2017-02-15 | 宁波市鄞州敏达机械有限公司 | A closing device for inciting somebody to action double sided glue connects in automobile sealing strip |
| CN207212865U (en) * | 2017-08-15 | 2018-04-10 | 山东金麒麟股份有限公司 | Brake(-holder) block adhesive tool |
| CN109340230A (en) * | 2018-10-12 | 2019-02-15 | 中南大学 | A kind of bonding sample Pressurized curing clamp and method |
| CN208654006U (en) * | 2018-08-31 | 2019-03-26 | 辽宁忠旺集团有限公司 | A kind of test plate (panel) adhesive tool |
| CN110053269A (en) * | 2019-04-17 | 2019-07-26 | 郑州明泰交通新材料有限公司 | Aluminum honeycomb arc panel bonding forming device and method |
| CN110576480A (en) * | 2019-09-16 | 2019-12-17 | 国际竹藤中心 | preparation method and equipment of fixed-arc bamboo section |
| EP3628876A1 (en) * | 2018-09-28 | 2020-04-01 | Mazda Motor Corporation | Joining apparatus and joining method |
| CN211136909U (en) * | 2019-12-13 | 2020-07-31 | 衢州腾宇五金制品有限公司 | Door handle production is with shape mounting fixture that preapres for an unfavorable turn of events |
| CN211666999U (en) * | 2019-11-06 | 2020-10-13 | 山东金麒麟股份有限公司 | Drum brake block bonding frock |
| CN111975710A (en) * | 2019-05-21 | 2020-11-24 | 上海汽车集团股份有限公司 | Tool for mounting vehicle door exterior trim |
-
2021
- 2021-02-26 CN CN202110217886.5A patent/CN113021993B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011001947A1 (en) * | 2011-04-11 | 2012-10-11 | Thyssenkrupp Steel Europe Ag | Preparing a curved reflector provided with a support structure for a solar thermal plant, comprises connecting a curved, a convex rear side exhibiting reflector with one support structure by sticking |
| CN202378296U (en) * | 2011-11-22 | 2012-08-15 | 口口香米业股份有限公司 | Auxiliary device for rubber belt connection |
| CN105500242A (en) * | 2016-01-22 | 2016-04-20 | 中国工程物理研究院总体工程研究所 | Pressurizing clamp for constant force application for copper sheet bonding component |
| CN205806128U (en) * | 2016-07-20 | 2016-12-14 | 大同新成新材料股份有限公司 | Carbon slipper radian pressure bond machine |
| CN205956139U (en) * | 2016-08-30 | 2017-02-15 | 宁波市鄞州敏达机械有限公司 | A closing device for inciting somebody to action double sided glue connects in automobile sealing strip |
| CN207212865U (en) * | 2017-08-15 | 2018-04-10 | 山东金麒麟股份有限公司 | Brake(-holder) block adhesive tool |
| CN208654006U (en) * | 2018-08-31 | 2019-03-26 | 辽宁忠旺集团有限公司 | A kind of test plate (panel) adhesive tool |
| EP3628876A1 (en) * | 2018-09-28 | 2020-04-01 | Mazda Motor Corporation | Joining apparatus and joining method |
| CN109340230A (en) * | 2018-10-12 | 2019-02-15 | 中南大学 | A kind of bonding sample Pressurized curing clamp and method |
| CN110053269A (en) * | 2019-04-17 | 2019-07-26 | 郑州明泰交通新材料有限公司 | Aluminum honeycomb arc panel bonding forming device and method |
| CN111975710A (en) * | 2019-05-21 | 2020-11-24 | 上海汽车集团股份有限公司 | Tool for mounting vehicle door exterior trim |
| CN110576480A (en) * | 2019-09-16 | 2019-12-17 | 国际竹藤中心 | preparation method and equipment of fixed-arc bamboo section |
| CN211666999U (en) * | 2019-11-06 | 2020-10-13 | 山东金麒麟股份有限公司 | Drum brake block bonding frock |
| CN211136909U (en) * | 2019-12-13 | 2020-07-31 | 衢州腾宇五金制品有限公司 | Door handle production is with shape mounting fixture that preapres for an unfavorable turn of events |
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