CN116039058B - Clamp forming device and forming method - Google Patents

Clamp forming device and forming method Download PDF

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Publication number
CN116039058B
CN116039058B CN202310341175.8A CN202310341175A CN116039058B CN 116039058 B CN116039058 B CN 116039058B CN 202310341175 A CN202310341175 A CN 202310341175A CN 116039058 B CN116039058 B CN 116039058B
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China
Prior art keywords
plate
heat insulation
heating
telescopic mechanism
telescoping
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Active
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CN202310341175.8A
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Chinese (zh)
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CN116039058A (en
Inventor
赵举琦
王飞
黄超
刘琪
李杰东
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Chengdu Aircraft Industrial Group Co Ltd
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Chengdu Aircraft Industrial Group Co Ltd
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Priority to CN202310341175.8A priority Critical patent/CN116039058B/en
Publication of CN116039058A publication Critical patent/CN116039058A/en
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Classifications

    • 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
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02Bending or folding
    • B29C53/04Bending or folding of plates or sheets
    • B29C53/06Forming folding lines by pressing or scoring
    • 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
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80Component 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
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80Component parts, details or accessories; Auxiliary operations
    • B29C53/84Heating or cooling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

The application discloses clamp forming device and method, the device includes the workstation, be provided with center mould and dog on the workstation, center mould's shape is the same with the shape of waiting fashioned clamp part, the clearance has between dog and the center mould, the clearance is used for placing panel, still be provided with first telescopic machanism on the workstation, second telescopic machanism and third telescopic machanism, the terminal of first telescopic machanism, second telescopic machanism and third telescopic machanism all can be dismantled and be connected with the movable mould, the movable mould end has offered the shaping cavity with the different position complex of center mould, the movable mould is used for being close to center mould in proper order respectively from different directions, in order to bend the panel to the clamp part of corresponding shape, the application has to clamp part one shot forming, the shaping efficiency has been improved, and the shaping degree of difficulty is low advantage.

Description

Clamp forming device and forming method
Technical Field
The application relates to the technical field of composite material molding and manufacturing, in particular to a clamp molding device and a clamp molding method.
Background
The continuous fiber composite material has the advantages of light weight, high strength and the like, and is widely applied to the field of aerospace, and the molding process of the continuous fiber composite material comprises fiber winding molding, pultrusion molding, press compression molding and the like.
Aiming at the general P-type clamp part with certain strength requirement, the general P-type clamp part is usually manufactured by using a metal material, the general quality of the metal part is larger, if the continuous fiber composite material is adopted for replacement, the strength is not only satisfied, but also the weight of the part can be greatly reduced, but the P-type clamp part of the continuous fiber composite material has larger bending amplitude, more bending directions and larger molding difficulty, the P-type clamp part is difficult to mold at one time, and the molding efficiency is low.
Disclosure of Invention
The main aim of the application is to provide a clamp forming device and a clamp forming method, which aim at solving the technical problems that the existing P-type clamp part is difficult to form at one time and the forming efficiency is low.
In order to achieve the above-mentioned purpose, the application provides a clamp forming device, the device comprises a workbench, be provided with central mould and dog on the workstation, the shape of central mould is the same with the shape of waiting fashioned clamp part, have the clearance between dog and the central mould, the clearance is used for placing panel, still be provided with first telescopic machanism, second telescopic machanism and third telescopic machanism on the workstation, the terminal of first telescopic machanism, second telescopic machanism and third telescopic machanism all can be dismantled and be connected with the movable mould, the movable mould end has seted up with central mould different position complex shaping cavity, the movable mould is used for being close to central mould in proper order respectively from different directions, in order to bend the panel to correspond the clamp part of shape.
Optionally, be provided with the heating plate on the workstation, be equipped with heating resistance wire in the heating plate, center mould and dog all set up on the heating plate, and the heating plate is used for heating panel.
Optionally, the workbench is further provided with a cover plate, a hollow groove is formed in the cover plate, a circle of heat insulation sleeve is arranged on the inner wall of the hollow groove, a processing area is formed by surrounding the heat insulation sleeve, the heating plate is located in the processing area, and the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism are all movably penetrated through the cover plate and the heat insulation sleeve.
Optionally, the cover plate top articulates there is transparent material's heat insulating board, and the heat insulating board is used for closing in the insulating sheath top to enclose the processing area into the enclosure space.
Optionally, a circle of sealing groove is offered at the insulating sheath top, and the insulating board bottom surface is provided with a circle and sealing groove complex sealing washer.
Optionally, a plurality of temperature sensors are arranged in the heat insulation sleeve, and the temperature sensors are electrically connected with an alarm located on the workbench.
Optionally, the first telescopic machanism includes flexible jar, and flexible jar's one end is connected with the mount pad, and the mount pad is fixed in on the workstation, and flexible jar's the other end is connected with the connecting piece, and flexible jar is connected with the heat-proof stick through the connecting piece, and the heat-proof stick activity runs through apron and insulating sheath and can dismantle the connection movable mould, and the structure of second telescopic machanism and third telescopic machanism is the same with the structure of first telescopic machanism.
Optionally, the telescoping directions of the first telescoping mechanism and the third telescoping mechanism are close to each other or far from each other, and the telescoping directions of the first telescoping mechanism and the third telescoping mechanism are perpendicular to the telescoping direction of the second telescoping mechanism.
Optionally, a protection cover is further arranged on the workbench, and a section of the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism, which is positioned outside the cover plate, is positioned in the protection cover.
The forming method based on the clamp forming device comprises the following steps:
opening the heat insulation plate, placing the prepared continuous fiber composite material plate between the stop block and the central mold, and closing the heat insulation plate;
starting the heating function of the heating plate, setting the heating temperature, and heating and softening the continuous fiber composite material plate;
keeping the temperature constant for one minute after the heating temperature is reached;
respectively starting the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism to enable the corresponding movable die to sequentially move to a designated position from the edge of the heating disc so as to press and attach the continuous fiber composite material plate to the outer surface of the central die, and enabling the continuous fiber composite material plate to be sequentially deformed into a clamp shape from a flat plate shape by extrusion, so that a clamp part is manufactured;
after the clamp part maintains the clamp shape for one minute, the heating function is closed until the clamp part is cooled and hardened;
and (5) returning the three movable dies to the initial position, opening the heat insulation plate, and taking out the clamp part.
The beneficial effects that this application can realize are as follows:
this application is when shaping clamp part, place part panel earlier in the clearance between dog and the center mould, both play the positioning action, play the fixed action again, prevent follow-up panel is not hard up when bending, then drive the movable mould that corresponds respectively through first telescopic machanism, second telescopic machanism and third telescopic machanism and progressively bend to panel, the terminal shaping cavity of movable mould can press the laminating to the center mould surface in proper order with panel, thereby progressively bend into the clamp part the same with center mould shape with panel, the whole process need not the upset part many times, realize one shot forming, thereby shaping efficiency has been improved, and also need not to fix a position once more in the shaping process, the shaping quality problem that the positioning error arouses has been avoided, the shaping degree of difficulty has been reduced, thereby shaping quality has been guaranteed, the practicality is high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a clip forming device according to an embodiment of the present application;
FIG. 2 is a schematic top view of a clip forming apparatus (with the workbench, shield and heat shield hidden) according to an embodiment of the present application;
FIG. 3 is a schematic view of the structure of components in the processing area according to the embodiment of the present application;
FIG. 4 is a schematic view of a molding path of a clip part according to an embodiment of the present application;
fig. 5 is a schematic structural view of a P-type clip part made in an embodiment of the present application.
Reference numerals:
110-workbench, 120-central mould, 130-stop block, 140-first telescopic mechanism, 141-telescopic cylinder, 142-mounting seat, 143-connecting piece, 144-heat insulation rod, 150-movable mould, 160-heating plate, 170-cover plate, 180-heat insulation sleeve, 181-sealing groove, 190-heat insulation plate, 191-sealing ring, 210-protective cover, 220-second telescopic mechanism, 230-third telescopic mechanism, 240-clamp part and 250-continuous fiber composite material plate.
The realization, functional characteristics and advantages of the present application will be further described with reference to the embodiments, referring to the attached drawings.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are merely used to explain the relative positional relationship between the components, the movement condition, and the like in a specific posture, and if the specific posture is changed, the directional indicator is correspondingly changed.
In the present application, unless explicitly specified and limited otherwise, the terms "coupled," "secured," and the like are to be construed broadly, and for example, "secured" may be either permanently attached or removably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.
Example 1
Referring to fig. 1-4, the present embodiment provides a clip forming device, including a workbench 110, a central mold 120 and a stop 130 are disposed on the workbench 110, the shape of the central mold 120 is the same as that of a clip part 240 to be formed, a gap is formed between the stop 130 and the central mold 120, the gap is used for placing a board, the workbench 110 is further provided with a first telescopic mechanism 140, a second telescopic mechanism 220 and a third telescopic mechanism 230, the ends of the first telescopic mechanism 140, the second telescopic mechanism 220 and the third telescopic mechanism 230 are detachably connected with a movable mold 150, forming cavities matched with different parts of the central mold 120 are formed at the ends of the movable mold 150, and the movable mold 150 is used for sequentially approaching the central mold 120 from different directions respectively so as to bend the board into the clip part 240 with a corresponding shape.
In the prior art, aiming at parts with larger bending angles and more bending times, such as a P-type clamp part, a bending machine is generally adopted to bend for multiple times, each bending needs to turn over and reposition the part, so that the operation is troublesome, the working efficiency is low, the bending forming difficulty is high, errors are easily caused during each repositioning, the product forming quality is poor, the working experience of operators is very depended, and particularly when the P-type clamp part of the lightweight continuous fiber composite material is manufactured, the bending machine is easy to excessively bend the composite material, reworking is caused, and the operation difficulty is further increased.
Therefore, in this embodiment, when the clip part 240 is formed, the part plate is firstly placed in the gap between the stop 130 and the central mold 120, the gap width is equal to or slightly greater than the thickness of the plate, which not only plays a role in positioning, but also plays a role in fixing, and prevents the subsequent loosening when bending the plate, and then the corresponding movable mold 150 is respectively driven to gradually bend the plate sequentially through the first telescopic mechanism 140, the second telescopic mechanism 220 and the third telescopic mechanism 230, the plate can be sequentially extruded and attached to the outer surface of the central mold 120 by moving the forming cavity at the tail end of the mold 150, so that the plate is gradually bent into the clip part 240 with the same shape as the central mold 120, when the P-type clip part 240 is formed, the central mold 120 is P-shaped, and the whole process does not need to turn over the part for multiple times, thereby improving the forming efficiency, and the forming process does not need to be positioned again, so that the problem of forming quality caused by positioning errors is avoided, the forming difficulty is reduced, and the forming quality is ensured. Therefore, the embodiment is suitable for the continuous fiber reinforced thermoplastic composite material as the manufacturing material to form the P-type clamp part 240, not only can meet the strength requirement of the clamp part 240, but also has the advantage of light weight.
It should be noted that, the moving die 150 and the central die 120 can be designed and replaced according to the requirement, so that the device can not only form the general P-type clamp part 240, but also form parts with other shapes, and the device can be fully utilized, so that the universality is high; here, the stopper 130 is detachably connected to the top of the workbench 110 through bolts, and the fixing position of the stopper 130 on the workbench 110 can be adjusted according to the thickness of the plate, so that the gap width between the stopper 130 and the central mold 120 can be adjusted, the installation of different plate thicknesses can be adapted, and the universality is improved.
Taking the P-shaped clamp part 240 (shown in fig. 5) as an example, the central mold 120 is P-shaped, the lower section of the plate is placed in the gap between the stop 130 and the central mold 120, as shown in fig. 4 (1), then the first telescopic mechanism 140 is started, the corresponding movable mold 150 is enabled to bend the plate into the shape shown in fig. 4 (2), the second telescopic mechanism 220 is started, the corresponding movable mold 150 is enabled to bend the plate into the shape shown in fig. 4 (3), and finally the third telescopic mechanism 230 is started, the corresponding movable mold 150 is enabled to bend the plate into the shape shown in fig. 4 (4), and finally the P-shaped clamp part 240 is manufactured, and has good molding quality and high working efficiency.
As an alternative embodiment, the workbench 110 is provided with a heating plate 160, a heating resistance wire is arranged in the heating plate 160, the central mold 120 and the stop 130 are arranged on the heating plate 160, and the heating plate 160 is used for heating the plate.
In the present embodiment, since the continuous fiber composite is classified into the continuous fiber-reinforced thermoplastic composite and the continuous fiber-reinforced thermosetting composite, the continuous fiber-reinforced thermoplastic composite can be molded by heating to a softening temperature and then cooling to harden it, which is not provided in the continuous fiber-reinforced thermosetting composite; therefore, the general P-shaped clamp part 240 can be formed by heating, softening, extruding, bending and cooling and hardening a continuous fiber thermoplastic composite material plate, and the temperature required by extrusion and bending can reach the softening temperature of the material without high temperature environment or high pressure condition, and only contact extrusion is applied to the plate through a die.
Therefore, the heating resistor wire in the embodiment can heat the heating disc 160, and the heating disc 160 is arranged to heat the continuous fiber reinforced thermoplastic composite material plate to soften the continuous fiber reinforced thermoplastic composite material plate, so that the subsequent plate extrusion and bending are facilitated, the plate can be automatically hardened after cooling, the forming quality is further improved, the forming difficulty is reduced, and the conditions which are not possessed by other materials are met, so that the device is suitable for forming continuous fiber thermoplastic composite materials and has the clamping workpieces with larger bending amplitude and more bending times, and the applicability is good.
As an alternative embodiment, the workbench 110 is further provided with a cover plate 170, a hollow groove is formed in the cover plate 170, a circle of heat insulation sleeve 180 is arranged on the inner wall of the hollow groove, a processing area is enclosed inside the heat insulation sleeve 180, the heating plate 160 is located in the processing area, and the first telescopic mechanism 140, the second telescopic mechanism 220 and the third telescopic mechanism 230 movably penetrate through the cover plate 170 and the heat insulation sleeve 180. The top of the cover plate 170 is hinged with a heat insulation plate 190 made of transparent material, and the heat insulation plate 190 is used for covering the top of the heat insulation sleeve 180 so as to enclose a processing area into a closed space.
In this embodiment, the heat insulation sleeve 180 has the functions of heat preservation and heat insulation, so that heat loss is reduced, when heating is performed, the heat insulation plate 190 is covered on the top of the heat insulation sleeve 180, a closed space is formed in a processing area, internal air in the processing area can be heated through the heating resistance wire, and the internal air pressure of the closed space can be increased under the heating condition, so that rapid softening of a part plate can be promoted, the processing time is shortened, and the forming efficiency is further improved.
It should be noted that, the insulating board 190 may be made of transparent heat-resistant glass, so that the internal condition can be observed in real time conveniently, and the insulating board is heat-resistant, so that heat loss is avoided, external safety is ensured, and the use requirement is met.
As an alternative embodiment, a circle of sealing grooves 181 are formed in the top of the heat insulation sleeve 180, and a circle of sealing rings 191 matched with the sealing grooves 181 are arranged on the bottom surface of the heat insulation plate 190.
In this embodiment, when the heat insulation plate 190 is covered on the top of the heat insulation sleeve 180, the seal ring 191 is correspondingly clamped into the seal groove 181, so that the sealing effect is improved, and the heat insulation effect in the processing area is further improved.
As an alternative embodiment, a plurality of temperature sensors are disposed within the insulating sleeve 180, and the temperature sensors are electrically connected to an alarm located on the table 110.
In this embodiment, the temperature sensor can monitor the temperature in the processing area in real time, and when the heat insulation effect is poor or high temperature is reached, the alarm can report to the police so as to prompt the staff to carry out the next operation to guarantee part shaping quality.
As an alternative embodiment, the first telescopic mechanism 140 includes a telescopic cylinder 141, one end of the telescopic cylinder 141 is connected with a mounting seat 142, the mounting seat 142 is fixed on the workbench 110, the other end of the telescopic cylinder 141 is connected with a connecting piece 143 (a coupling may be adopted), the telescopic cylinder 141 is connected with a heat insulation rod 144 through the connecting piece 143, the heat insulation rod 144 movably penetrates through the cover plate 170 and the heat insulation sleeve 180 and is detachably connected with the movable mold 150, and the structures of the second telescopic mechanism 220 and the third telescopic mechanism 230 are the same as those of the first telescopic mechanism 140.
In this embodiment, during operation, the telescopic cylinder 141 can drive the heat insulation rod 144 to extend into the heat insulation sleeve 180, so as to drive the movable mold 150 to move to a designated position, where the heat insulation rod 144 is made of a heat insulation material, so that heat in the heat insulation sleeve 180 is prevented from being transferred to the telescopic cylinder 141 through the heat insulation rod 144, on one hand, heat loss can be reduced, and on the other hand, the telescopic cylinder 141 is prevented from being damaged due to high temperature influence, so that normal operation can be ensured.
The telescopic stroke of the telescopic cylinder 141 is adjustable, so that the moving die 150 is adjusted to move to a specified position according to the shape of the part to be molded; the telescopic cylinder 141 can adopt any one of an electric cylinder, an air cylinder or an oil cylinder, and can also be replaced by other devices which can realize telescopic functions, such as an electric push rod; the heat insulation rod 144 and the movable mould 150 can be detachably connected by bolts; the mounting base 142 is also detachably connected to the workbench 110 through bolts, and when the telescopic cylinder 141 fails, the telescopic cylinder can be detached for replacement.
As an alternative embodiment, the telescopic directions of the first telescopic mechanism 140 and the third telescopic mechanism 230 are close to or far from each other, and the telescopic directions of the first telescopic mechanism 140 and the third telescopic mechanism 230 are perpendicular to the telescopic direction of the second telescopic mechanism 220.
In this embodiment, the first telescopic mechanism 140, the second telescopic mechanism 220 and the third telescopic mechanism 230 are arranged in an inverted T-shaped structure, and can sequentially press and bend the plate material from three different directions, so that the P-shaped clamp part 240 can be formed.
As an alternative embodiment, the table 110 is further provided with a protective cover 210, and a section of the first telescopic mechanism 140, the second telescopic mechanism 220, and the third telescopic mechanism 230 located outside the cover 170 is located in the protective cover 210.
In this embodiment, the protection cover 210 may protect the internal components to ensure safety.
Example 2
Referring to fig. 1-4, the present embodiment provides a molding method, based on the clip molding apparatus described in embodiment 1, comprising the steps of:
opening the heat insulation plate 190, placing the prefabricated continuous fiber composite material plate 250 between the stop 130 and the central mold 120, and closing the heat insulation plate 190;
starting the heating function of the heating plate 160, setting the heating temperature, and heating and softening the continuous fiber composite material plate 250;
keeping the temperature constant for one minute after the heating temperature is reached;
the first telescopic mechanism 140, the second telescopic mechanism 220 and the third telescopic mechanism 230 are respectively started, so that the corresponding movable mold 150 sequentially moves to a designated position from the edge of the heating plate 160, the continuous fiber composite material plate 250 is pressed and attached to the outer surface of the central mold 120, and the continuous fiber composite material plate 250 is extruded to be sequentially deformed into a clamp shape from a flat plate shape, so that the clamp part 240 is manufactured;
after the clamp part 240 maintains the clamp shape for one minute, the heating function is turned off until the clamp part 240 is cooled and hardened;
the three movable molds 150 are retracted to the initial position, the heat shield 190 is opened, and the clip member 240 is taken out.
In this embodiment, during molding, the continuous fiber reinforced thermoplastic composite material plate 250 is selected, and is placed between the stop 130 and the central mold 120, the heat insulation plate 190 is closed to form a closed space, the continuous fiber composite material plate 250 can be rapidly softened by the heating disc 160, the heating temperature is set to 280 ℃ according to the characteristics of the continuous fiber reinforced thermoplastic composite material, then the temperature is kept at 280 ℃ for one minute, at this time, the composite material is softened, and then the corresponding movable mold 150 is sequentially moved from the edge of the heating disc 160 to a designated position, so that the continuous fiber composite material plate 250 is pressed and attached to the outer surface of the central mold 120, the continuous fiber composite material plate 250 is sequentially deformed from a flat plate shape into a clamp shape by extrusion, thus the clamp part 240 is manufactured, and after the clamp part 240 is cooled, the clamp part 240 can be taken out.
It should be noted that, in the portion of the material having adhesion, a release agent may be coated on the surface of the mold (including the center mold 120 and the movable mold 150), so as to facilitate separation of the mold from the material.
The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the claims, and all equivalent structures or equivalent processes using the descriptions and drawings of the present application, or direct or indirect application in other related technical fields are included in the scope of the claims of the present application.

Claims (7)

1. The clamp forming device is characterized by comprising a workbench, wherein a center die and a stop block are arranged on the workbench, the shape of the center die is the same as that of a clamp part to be formed, a gap is reserved between the stop block and the center die, the gap is used for placing a plate, a first telescopic mechanism, a second telescopic mechanism and a third telescopic mechanism are further arranged on the workbench, the tail ends of the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism are detachably connected with a movable die, forming concave cavities matched with different parts of the center die are formed at the tail ends of the movable die, and the movable die are used for being sequentially close to the center die from different directions respectively so as to bend the plate into the clamp part with the corresponding shape;
the workbench is provided with a heating disc, a heating resistance wire is arranged in the heating disc, the central die and the stop block are both arranged on the heating disc, and the heating disc is used for heating the plate;
the workbench is further provided with a cover plate, a hollow groove is formed in the cover plate, a circle of heat insulation sleeve is arranged on the inner wall of the hollow groove, a processing area is enclosed inside the heat insulation sleeve, the heating disc is located in the processing area, and the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism movably penetrate through the cover plate and the heat insulation sleeve;
the heat insulation plate made of transparent materials is hinged to the top of the cover plate, and the heat insulation plate is used for being covered on the top of the heat insulation sleeve so as to enclose the processing area into a closed space.
2. The clip forming device of claim 1, wherein a ring of sealing grooves is formed in the top of the heat insulating sleeve, and a ring of sealing rings matched with the sealing grooves is arranged on the bottom surface of the heat insulating plate.
3. The clip forming device of claim 1, wherein a plurality of temperature sensors are disposed within the sleeve, the temperature sensors being electrically connected to an alarm located on the table.
4. The clip forming device of claim 1, wherein the first telescoping mechanism comprises a telescoping cylinder, one end of the telescoping cylinder is connected with a mounting base, the mounting base is fixed on the workbench, the other end of the telescoping cylinder is connected with a connecting piece, the telescoping cylinder is connected with a heat insulation rod through the connecting piece, the heat insulation rod movably penetrates through the cover plate and the heat insulation sleeve and is detachably connected with the movable mold, and the structures of the second telescoping mechanism and the third telescoping mechanism are identical to those of the first telescoping mechanism.
5. The clip forming device as defined in any one of claims 1-4, wherein the telescoping directions of the first telescoping mechanism and the third telescoping mechanism are toward or away from each other, and wherein the telescoping directions of the first telescoping mechanism and the third telescoping mechanism are perpendicular to the telescoping directions of the second telescoping mechanism.
6. The clip forming assembly of claim 5, wherein the table is further provided with a shield, and wherein a section of the first telescoping mechanism, the second telescoping mechanism, and the third telescoping mechanism outside the cover plate are all located within the shield.
7. A forming method, characterized in that it is based on a clip forming device according to any one of claims 1 to 6, comprising the following steps:
opening the heat insulation plate, placing a prefabricated continuous fiber composite material plate between the stop block and the central mold, and closing the heat insulation plate;
starting the heating function of the heating plate, setting the heating temperature, and heating and softening the continuous fiber composite material plate;
keeping the temperature constant for one minute after the heating temperature is reached;
the first telescopic mechanism, the second telescopic mechanism and the third telescopic mechanism are respectively started, so that the corresponding movable die moves to a designated position from the edge of the heating disc in sequence, the continuous fiber composite material plate is pressed and attached to the outer surface of the central die, and the continuous fiber composite material plate is extruded to be deformed into a clamp shape from a flat plate shape in sequence, so that a clamp part is manufactured;
after the clamp part maintains the clamp shape for one minute, closing the heating function until the clamp part is cooled and hardened;
and returning the three movable dies to the initial position, opening the heat insulation plate, and taking out the clamp part.
CN202310341175.8A 2023-04-03 2023-04-03 Clamp forming device and forming method Active CN116039058B (en)

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