CN218615539U - SMC combined material car roof shaping is with school shape device - Google Patents

Abstract

The utility model discloses a SMC combined material car roof shaping is with school shape device relates to automobile production technical field. The utility model discloses an insulation can, go up school shape mould, lower positioning die and car roof main part, the insulation can upside is provided with first pneumatic cylinder, and first hydraulic cylinder bottom is provided with school shape mould, goes up school shape mould and pegs graft in the insulation can inboard, and the inboard lower extreme of insulation can is pegged graft and is had lower positioning die, and lower positioning die bottom side is provided with the second pneumatic cylinder, goes up the laminating between school shape mould and the lower positioning die and has car roof main part. The utility model discloses an insulation can, go up school shape mould, down positioning die and car roof main part, solved when proofreading to bigger work pieces such as car roofs, remove comparatively difficultly, be not convenient for the detection of appearance and proofread once more, need with work piece and school shape device together place heating in heating device at the school shape in-process, the problem that wastes time and energy.

Description

SMC combined material car roof shaping is with school shape device

Technical Field

The utility model belongs to the technical field of the automobile production, especially, relate to a SMC combined material car roof shaping is with school shape device.

Background

The SMC composite material is a glass fiber reinforced plastic with good waterproofness, corrosion resistance, thermal stability, electricity stealing prevention and long service life, mainly comprises GF, MD and various additives, is mainly applied to the fields of electrical industry, automobile industry, railway vehicles, communication engineering, explosion-proof electrical equipment shells and the like, in the automobile manufacturing, a great amount of SMC composite materials are adopted to produce suspension parts, automobile bodies, automobile body parts and parts under engine covers, and in the process of producing the automobile bodies and the automobile body parts (such as automobile body shells, ceilings, floors, doors and the like), because the shapes of the automobile bodies and the automobile body parts are mostly not regular shapes, certain deformation is possibly generated due to incomplete stress release in the processing process, the shape correction of the automobile bodies and the automobile body parts by a shape correcting device is needed to ensure the shape accuracy of the automobile bodies and the automobile body parts, but the following defects still exist in the actual use:

the utility model with the publication number of CN217018034U discloses a shape correcting device, wherein a plurality of adjustable correcting pieces are arranged on the bearing surface of the base, are detachably connected with the base, have adjustable heights, and are used for correcting the shape of a workpiece to be processed at the top; the fixed columns are uniformly distributed on the bearing surface of the base, and the top of each fixed column is provided with a bearing surface for clamping the workpiece to be processed; the fixed clamping plate is movably connected to the position, close to the top, of the fixed column and is matched with the top surface of the fixed column to clamp the workpiece to be machined, the shape of the workpiece to be machined is corrected by extruding the workpiece to be machined mostly by the shape correcting device, however, in the actual production process, workers are difficult to judge whether the accuracy of the shape of the corrected workpiece meets the requirement through naked eyes, and particularly when the shape of a large-size workpiece such as an automobile ceiling is corrected, the workpiece needs to be moved and detected after the shape correction, so that time and labor are wasted;

when the large workpiece is corrected, the correction device and the workpiece are placed in the heating device together for heating, so that elastic deformation of the workpiece can be converted into plastic deformation, the purpose of rapid correction is achieved, the large-size workpiece is difficult to transport, the labor intensity of workers is increased, the deformation device can be carelessly collided when the workpiece is moved, the accuracy of correction is reduced, and the maintenance expenditure is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMC combined material car roof shaping is with school shape device, through the insulation can, go up the school shape mould, positioning die and car roof main part down, the school shape device has been solved when carrying out the school shape to bigger size work pieces such as car roof, the removal of great work piece is comparatively difficult, the detection of the appearance of being not convenient for with rectify once more, it is comparatively inconvenient to operate, need together place work piece and school shape device in heating device with the school shape in-process and heat, it is hard and time consuming, and collide with the problem that the accuracy that the school shape device leads to rectifying reduces easily.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a shape correcting device for molding an SMC composite material automobile ceiling, which comprises an insulation can, an upper shape correcting die, a lower positioning die and an automobile ceiling main body, the upper side of the heat insulation box is provided with a first hydraulic cylinder which can extrude the automobile ceiling main body, the shape of the automobile roof is corrected, when the stress is released by heating the automobile roof main body, the automobile roof main body can be insulated by the insulation can, the loss of heat is reduced, the bottom end of the first hydraulic cylinder is provided with an upper sizing die which is inserted into the inner side of the insulation can, a lower positioning die is inserted at the lower end of the inner side of the heat preservation box, a second hydraulic cylinder is arranged at the bottom side of the lower positioning die, after the shape correction is finished, the lower positioning die and the upper shape correction die are driven by the second hydraulic cylinder and the first hydraulic cylinder to synchronously move upwards, so that the automobile ceiling main body can be quickly taken out of the heat insulation box, the taking of workers is facilitated, the use convenience is improved, the automobile ceiling main body is attached between the upper shape correction die and the lower positioning die, in the process of correcting the automobile ceiling main body, the lower positioning die and the upper correcting die can heat the automobile ceiling main body while correcting the shape, so that the residual stress in the automobile ceiling main body is released, the automobile ceiling main body, the lower positioning die and the upper correcting die do not need to be moved, the use convenience is improved, the collision is avoided, after the shape correction is finished, the pressure generated by the lower positioning die and the upper shape correction die on the automobile ceiling main body can be monitored through the pressure sensor, and whether the appearance of the automobile ceiling main body meets the standard or not is judged through pressure, detection is not needed after the automobile ceiling main body is moved, and production efficiency is improved.

Furthermore, a support frame is fixedly welded on the upper side of the heat insulation box, the first hydraulic cylinder is clamped on the upper side of the support frame, a telescopic rod is clamped on the bottom side of the first hydraulic cylinder, the telescopic rod penetrates through the upper side of the support frame in an inserted mode, and the telescopic rod is clamped and fixed on the upper end of the upper sizing die;

the telescopic rod can be driven to stretch by the first hydraulic cylinder, the upper shaping die is further driven to move up and down, the upper shaping die can be extruded and shaped on the upper side of the automobile ceiling main body, manual operation is not needed, and the automation degree of the shaping device is improved.

Furthermore, a pressure sensor is fixed at the bottom end of the inner side of the heat preservation box in a clamping manner, an anti-skidding foot pad is fixed at the periphery of the bottom end of the outer side of the heat preservation box in a clamping manner, and a limiting hole is formed in the periphery of the upper side of the supporting frame in a penetrating manner;

after the shape correction is completed, the first hydraulic cylinder drives the upper shape correction die to move upwards for a small distance, the upper shape correction die is attached to the upper side of the automobile ceiling main body but not extruded on the upper side of the automobile ceiling main body, the pressure sensor can monitor the pressure of the upper shape correction die and the lower positioning die to the automobile ceiling main body, when the shape of the automobile ceiling main body does not reach the standard, the pressure monitored by the pressure sensor is larger than a set threshold value, the automobile ceiling main body does not need to be taken down and then detected, a worker can conveniently correct the shape of the automobile ceiling main body again, and the labor intensity of the worker is reduced.

Furthermore, the upper side of the upper sizing die is fixedly clamped with an insulation board, a limiting rod is fixedly welded around the upper side of the upper sizing die, and the limiting rod penetrates through and is inserted into the inner side of the limiting hole;

can avoid a large amount of heats from the school shape mould upside to scatter and disappear through the heated board, improve thermal utilization ratio, reduce the charges of electricity spending.

Furthermore, one side of the upper shaping mold is provided with a first heat dissipation hole, the inner side of the upper shaping mold is provided with a first heating groove, a first heating plate is clamped and fixed on the inner side of the first heating groove, and the first heating groove is positioned on the lower side of the first heat dissipation hole;

when heating, heat the car roof main part upside through first hot plate to keep warm through hollow first louvre, reduce heat flow velocity, when the school shape is accomplished and is dispelled the heat, can increase the heat radiating area who goes up the school shape mould through first louvre, improve the radiating efficiency.

Furthermore, a telescopic limiting pipe is clamped around the bottom side of the lower positioning die, a supporting plate is clamped at the bottom side of the telescopic limiting pipe, a second hydraulic cylinder is clamped at the upper side of the supporting plate, a moving rod is clamped at the upper side of the second hydraulic cylinder, the moving rod is clamped at the lower end of the lower positioning die, and the supporting plate is clamped at the upper side of the pressure sensor;

can drive the flexible of carriage release lever through the second pneumatic cylinder, further drive reciprocating of positioning die utensil down, after the school shape is accomplished, through last school shape mould and positioning die's synchronous motion down, can take out the car roof main part fast from the insulation can, the staff of being convenient for takes the car roof main part.

Furthermore, a second heat dissipation hole is formed in one side of the lower positioning die, a second heating groove is formed in the inner side of the lower positioning die, a second heating plate is clamped and fixed in the inner side of the second heating groove, and the second heating groove is located on the upper side of the second heat dissipation hole;

when heating, the second hot plate heats car roof main part downside to keep warm through hollow second louvre, reduce heat flow velocity speed, when the school shape is accomplished and is dispelled the heat, the heat radiating area of positioning die under the second louvre can increase, the radiating efficiency is improved, and make car roof main part can accomplish the correction of appearance and the release to residual stress in SMC combined material car roof shaping is with school shape device inboard, need not remove car roof main part, go up school shape mould and positioning die down, improve the convenience of using.

The utility model discloses following beneficial effect has:

the utility model discloses a set up the insulation can, go up school shape mould and lower positioning die, it extrudees in order to realize waiting to process the correction of work piece shape through treating the processing work piece most to have solved school shape device, but in the actual production process, whether the staff is difficult to judge the accuracy of the work piece appearance after the school shape through the naked eye and meets the requirements, when especially proofreading great work piece of body type such as car roof, need remove and detect the work piece after the school shape, the problem that wastes time and energy, after one-time school shape is accomplished, drive the less distance of upward movement of school shape mould through first pneumatic cylinder, make the laminating of school shape mould nevertheless not extrude in car roof main part upside, pressure sensor monitors the pressure of school shape mould and lower positioning die to car roof main part, when pressure is less than and sets for the threshold value, the appearance of car main part reaches the standard, accomplish the school shape of a car roof main part, when the roof is greater than the threshold value of settlement, it extrudees the car roof main part again to drive the school shape mould downward movement through first pneumatic cylinder, be convenient for once more, improve production efficiency.

The utility model discloses a set up school shape mould and positioning die down, solved when proofreading great work piece, through putting proofreading device and work piece together and heating in heating device, can make the elastic deformation of work piece turn into plastic deformation, reach the purpose of quick proofreading, but the great work piece transportation of size is comparatively difficult, increase staff's intensity of labour, and probably because the careless school shape device that causes collides with when removing, reduce the accuracy of proofreading, increase the problem of maintenance spending, at last school shape mould and lower positioning die extrude the back to the car roof main part, it makes the car roof main part to go up the synchronous downward removal of school shape mould and lower positioning die, it is inboard to go up school shape mould and lower positioning die insert the insulation can, heat the car roof main part through first hot plate and second hot plate, further release car roof main part internal residual stress, need not remove proofreading shape device and work piece and place in heating device, improve the convenience of using, and avoid leading to careless damage of colliding with the school shape device in the removal process because of careless.

Drawings

FIG. 1 is a structural effect diagram of the present invention;

FIG. 2 is a structural diagram of the incubator of the present invention;

FIG. 3 is a structural diagram of the upper sizing die of the present invention;

fig. 4 is a sectional view of the upper sizing die of the present invention;

FIG. 5 is a structural diagram of the lower positioning mold of the present invention;

fig. 6 is a cross-sectional view of the lower positioning mold of the present invention.

Reference numerals are as follows:

1. a heat preservation box; 101. a first hydraulic cylinder; 102. a support frame; 103. a limiting hole; 104. a telescopic rod; 105. a pressure sensor; 106. anti-skid foot pads; 2. a sizing die is arranged; 201. a limiting rod; 202. a thermal insulation board; 203. a first heat dissipation hole; 204. a first heating tank; 205. a first heating plate; 3. a lower positioning die; 301. a second heat dissipation hole; 302. a support plate; 303. a telescopic limit pipe; 304. a second hydraulic cylinder; 305. a travel bar; 306. a second heating tank; 307. a second heating plate; 4. a vehicle roof body.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-6, the utility model relates to a shape correcting device for molding an SMC composite material automobile ceiling, which comprises an insulation can 1, an upper shape correcting die 2, a lower positioning die 3 and an automobile ceiling main body 4, wherein the upper side of the insulation can 1 is provided with a first hydraulic cylinder 101, when the shape of the automobile ceiling main body 4 is corrected, the first hydraulic cylinder 101 drives the upper shape correcting die 2 to move downwards to extrude the automobile ceiling main body 4, the shape of the automobile ceiling main body is corrected, the bottom end of the first hydraulic cylinder 101 is provided with the upper shape correcting die 2, the upper shape correcting die 2 is inserted into the insulation can 1, the lower end of the inner side of the insulation can 1 is inserted with the lower positioning die 3, the bottom side of the lower positioning die 3 is provided with a second hydraulic cylinder 304, after the shape correction is completed, the lower positioning die 3 and the upper shape correcting die 2 are driven by the second hydraulic cylinder 304 and the first hydraulic cylinder 101 to move upwards synchronously, the automobile ceiling main body 4 is taken out of the insulation can 1 quickly, the upper shaping mold 2 is driven to move upwards again through the first hydraulic cylinder 101, so that a worker can take out the automobile ceiling main body 4 quickly, the automobile ceiling main body 4 is attached between the upper shaping mold 2 and the lower positioning mold 3, the first heating plate 205 and the second heating plate 307 can heat the automobile ceiling main body 4 in the shaping process of the automobile ceiling main body 4, so that residual stress in the automobile ceiling main body 4 is released, after shaping is completed, the first hydraulic cylinder 101 drives the upper shaping mold 2 to move upwards, so that the upper shaping mold 2 is attached to but not extruded on the upper side of the automobile ceiling main body 4 with a standard shape, the pressure sensor 105 monitors the pressure generated by the lower positioning mold 3 and the upper shaping mold 2 on the automobile ceiling main body 4, and the worker judges whether the appearance of the automobile ceiling main body 4 meets the standard or not through the pressure, and finishing the shape correction of one automobile ceiling main body 4 or performing the shape correction again according to the judgment.

As shown in fig. 1-2, a support frame 102 is fixedly welded on the upper side of the heat insulation box 1, a first hydraulic cylinder 101 is clamped on the upper side of the support frame 102, a telescopic rod 104 is clamped on the bottom side of the first hydraulic cylinder 101, the telescopic rod 104 is inserted on the upper side of the support frame 102 in a penetrating manner, the telescopic rod 104 is clamped and fixed on the upper end of the upper shaping mold 2, a pressure sensor 105 is clamped and fixed on the bottom end of the inner side of the heat insulation box 1, an anti-skid foot pad 106 is clamped and fixed on the periphery of the bottom end of the outer side of the heat insulation box 1, and a limit hole 103 is arranged on the periphery of the upper side of the support frame 102 in a penetrating manner;

when the shape correction is carried out, the first hydraulic cylinder 101 drives the telescopic rod 104 to stretch, the upper shape correction die 2 is further driven to move downwards for a specified distance, the upper shape correction die 2 and the lower positioning die 3 are enabled to extrude and correct the shape of the automobile ceiling main body 4, after the shape correction is completed, the first hydraulic cylinder 101 drives the telescopic rod 104 to contract, the upper shape correction die 2 is enabled to move upwards for a small distance, the upper shape correction die 2 is enabled to be attached to but not extruded on the upper side of the automobile ceiling main body 4 with the standard shape, the pressure sensor 105 monitors the pressure of the upper shape correction die 2 and the lower positioning die 3 on the automobile ceiling main body 4, when the pressure is smaller than a threshold value, the shape of the automobile ceiling main body 4 is judged to be in accordance with the standard, when the pressure is larger than the threshold value, the shape of the automobile ceiling main body 4 is judged not to be in accordance with the standard, and the first hydraulic cylinder 101 drives the upper shape correction die 2 to move downwards again to extrude and correct the automobile ceiling main body 4.

As shown in fig. 1, 3 and 4, an insulation board 202 is fixed on the upper side of an upper correction mold 2 in a clamping manner, a limiting rod 201 is fixed around the upper side of the upper correction mold 2 in a welding manner, the limiting rod 201 penetrates through and is inserted into the inner side of a limiting hole 103, a first heat dissipation hole 203 is formed in one side of the upper correction mold 2, a first heating groove 204 is formed in the inner side of the upper correction mold 2, a first heating plate 205 is fixed on the inner side of the first heating groove 204 in a clamping manner, and the first heating groove 204 is located on the lower side of the first heat dissipation hole 203;

when the shape correction is performed, the first heating plate 205 heats the upper side of the automobile ceiling main body 4, and when the heat dissipation is completed after the shape correction, the first hydraulic cylinder 101 and the second hydraulic cylinder 304 drive the upper shape correction mold 2, the lower positioning mold 3 and the automobile ceiling main body 4 to synchronously move upwards until the lower positioning mold 3 is separated from the heat insulation box 1, and the first heat dissipation holes 203 increase the heat dissipation area of the upper shape correction mold 2, so that the upper shape correction mold 2 and the automobile ceiling main body 4 can quickly dissipate heat.

As shown in fig. 1, 5, and 6, the periphery of the bottom side of the lower positioning mold 3 is clamped with a telescopic limiting tube 303, the bottom side of the telescopic limiting tube 303 is clamped with a support plate 302, a second hydraulic cylinder 304 is clamped on the upper side of the support plate 302, a moving rod 305 is clamped on the upper side of the second hydraulic cylinder 304, the moving rod 305 is clamped on the lower end of the lower positioning mold 3, the support plate 302 is clamped on the upper side of the pressure sensor 105, one side of the lower positioning mold 3 is provided with a second heat dissipation hole 301, the inner side of the lower positioning mold 3 is provided with a second heating groove 306, the inner side of the second heating groove 306 is clamped and fixed with a second heating plate 307, and the second heating groove 306 is located on the upper side of the second heat dissipation hole 301;

when the shape is corrected, the lower side of the automobile ceiling main body 4 is heated by the second heating plate 307, so that the stress in the automobile ceiling main body 4 is released quickly, when the shape correction is completed to dissipate heat, the second hydraulic cylinder 304 drives the lower positioning die 3 to move upwards synchronously with the upper shape correction die 2 until the lower positioning die 3 is separated from the heat insulation box 1, the second heat dissipation holes 301 increase the heat dissipation area of the lower positioning die 3, so that the lower positioning die 3 and the automobile ceiling main body 4 dissipate heat quickly, after the automobile ceiling main body 4 is cooled, the first hydraulic cylinder 101 drives the upper shape correction die 2 to move upwards, and a worker takes the automobile ceiling main body 4 down quickly.

One specific application of this embodiment is: the automobile roof main body 4 to be shaped is placed on the upper side of the lower positioning die 3 and positioned, the first hydraulic cylinder 101 drives the telescopic rod 104 to stretch, the upper shaping die 2 is further driven to move downwards for a designated distance, so that the upper shaping die 2 and the lower positioning die 3 extrude and shape the automobile roof main body 4, the first hydraulic cylinder 101 and the second hydraulic cylinder 304 drive the upper shaping die 2, the lower positioning die 3 and the automobile roof main body 4 to move downwards synchronously, so that the upper shaping die 2 is completely inserted into the insulation can 1, the first heating plate 205 and the second heating plate 307 heat the upper shaping die 2, the lower positioning die 3 and the automobile roof main body 4, so that the stress in the automobile roof main body 4 is rapidly released, after a certain time, the first hydraulic cylinder 101 drives the telescopic rod 104 to contract, so that the upper sizing die 2 moves upwards for a small distance, the upper sizing die 2 is attached to but not extruded on the upper side of the automobile roof main body 4 with the standard shape, the pressure sensor 105 monitors the pressure of the upper sizing die 2 and the lower positioning die 3 on the automobile roof main body 4, when the pressure is less than the threshold value, the shape of the automobile roof main body 4 is judged to meet the standard, when the pressure is greater than the threshold value, the shape of the automobile roof main body 4 is judged not to meet the standard, the first hydraulic cylinder 101 drives the upper shaping die 2 to move downwards again to extrude and shape the automobile roof main body 4, when heat dissipation is performed after the shape correction is completed, the first hydraulic cylinder 101 and the second hydraulic cylinder 304 drive the upper shape correction mold 2, the lower positioning mold 3 and the automobile ceiling main body 4 to synchronously move upwards until the lower positioning mold 3 is separated from the heat insulation box 1 and heat dissipation is performed, after the automobile ceiling main body 4 is cooled, the first hydraulic cylinder 101 drives the shape correcting die 2 to move upwards, and the worker quickly takes down the automobile ceiling main body 4 after the shape correction is completed.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims (7)

1. The utility model provides a SMC combined material car roof shaping is with school shape device, includes insulation can (1), goes up school shape mould (2), lower positioning die (3) and car roof main part (4), its characterized in that: insulation can (1) upside is provided with first pneumatic cylinder (101), first pneumatic cylinder (101) bottom is provided with school shape mould (2), it pegs graft in insulation can (1) inboard to go up school shape mould (2), insulation can (1) inboard lower extreme is pegged graft and is had down positioning die (3), positioning die (3) bottom side is provided with second pneumatic cylinder (304) down, it has car roof main part (4) to go up the laminating between school shape mould (2) and lower positioning die (3).

2. A sizing device for molding an automotive roof made of SMC composite material as in claim 1, wherein: insulation can (1) upside welded fastening has support frame (102), first pneumatic cylinder (101) joint in support frame (102) upside, first pneumatic cylinder (101) bottom side joint has telescopic link (104), telescopic link (104) run through and peg graft in support frame (102) upside, telescopic link (104) joint is fixed in school shape mould (2) upper end.

3. A sizing device for molding an automotive roof made of SMC composite material as in claim 2, wherein: insulation can (1) inboard bottom joint is fixed with pressure sensor (105), insulation can (1) outside bottom joint is fixed with anti-skidding callus on the sole (106) all around, support frame (102) upside runs through all around and has seted up spacing hole (103).

4. A sizing device for molding an automotive roof made of SMC composite material as in claim 3, wherein: the upper side of the upper shape correcting die (2) is fixedly connected with a heat insulation plate (202) in a clamping mode, a limiting rod (201) is fixedly welded on the periphery of the upper side of the upper shape correcting die (2), and the limiting rod (201) penetrates through and is inserted into the inner side of the limiting hole (103).

5. A sizing device for molding an automotive roof made of SMC composite material as in claim 1, wherein: first heat dissipation hole (203) has been seted up to last school shape mould (2) one side, first heating groove (204) have been seted up to last school shape mould (2) inboard, first heating plate (205) are fixed with in the inboard joint of first heating groove (204), first heating groove (204) are located first heat dissipation hole (203) downside.

6. An SMC composite material automotive roof shaping device according to claim 3, characterized in that: lower positioning die (3) bottom side joint all around has flexible spacing pipe (303), flexible spacing pipe (303) bottom side joint has backup pad (302), second hydraulic cylinder (304) joint in backup pad (302) upside, second hydraulic cylinder (304) upside joint has carriage release lever (305), carriage release lever (305) joint in lower positioning die (3) lower extreme, backup pad (302) joint in pressure sensor (105) upside.

7. An SMC composite material automotive roof shaping device according to claim 1, characterized in that: second louvre (301) have been seted up to lower positioning die (3) one side, second heating groove (306) have been seted up to lower positioning die (3) inboard, second heating groove (306) inboard joint is fixed with second hot plate (307), second heating groove (306) are located second louvre (301) upside.

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