CN114274651A

CN114274651A - Glass fiber reinforced plastic sandwich laminated board production equipment

Info

Publication number: CN114274651A
Application number: CN202111637858.5A
Authority: CN
Inventors: 廖广寿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-05

Abstract

The invention relates to the field of glass fiber reinforced plastic sandwich plates, in particular to glass fiber reinforced plastic sandwich laminated plate production equipment. The technical problem is as follows: after the glass fiber fabric is pressed on the trapezoidal polyurethane plate, the glass fiber fabric can rebound to a certain extent and recover, and after the vacuum film is covered to exhaust and reduce pressure, the three layers of glass fiber fabrics are poor in fitting degree with the trapezoidal polyurethane plate, so that the quality of a finished product is influenced. The technical scheme is as follows: a glass fiber reinforced plastic sandwich laminated plate production device comprises a bottom frame, a mounting frame, a first fixing frame and the like; the middle part of the upper side of the underframe is fixedly connected with a mounting frame and a first fixing frame. When the device is used, the glass fiber fabric is automatically paved and pressed, force is uniformly applied through pressing of the first round rod, the quality of a finished product is guaranteed, when the glass fiber fabric is pressed on the trapezoidal polyurethane plate, resin liquid is coated for presetting, the glass fiber fabric is prevented from rebounding, a vacuum film is not needed for covering, the quality is guaranteed, and meanwhile, the subsequent processing steps and the production cost are reduced.

Description

Glass fiber reinforced plastic sandwich laminated board production equipment

Technical Field

The invention relates to the field of glass fiber reinforced plastic sandwich plates, in particular to glass fiber reinforced plastic sandwich laminated plate production equipment.

Background

In the prior art, when the glass fiber reinforced plastic sandwich laminated board is produced, firstly, four layers of glass fiber fabrics are manually laid in a mould, then a plurality of trapezoidal polyurethane boards are parallelly placed on the surface of the glass fiber fabrics at intervals, then three layers of glass fiber fabrics are laid on the trapezoidal polyurethane boards, the glass fiber fabrics are attached to the trapezoidal polyurethane boards, then a resin liquid guide pipe is laid on the surface of the uppermost glass fiber fabric, a vacuum film is covered, resin liquid is injected into the mould after air is exhausted to reduce the internal pressure of the mould, the glass fiber fabrics are soaked and cured and formed by the polyurethane boards, finally, the vacuum film and the guide pipe are removed, and a finished product is taken out after demoulding; two people are needed to cooperate when laying multiple layers of glass fiber fabrics in a mold manually, force application is not uniform when the glass fiber fabrics are pressed after laying, height difference after the trapezoidal polyurethane plate is placed is caused, finished product quality is influenced, after the glass fiber fabrics are pressed on the trapezoidal polyurethane plate, the glass fiber fabrics can rebound to a certain degree and recover, after the vacuum film is covered and air is exhausted and pressure is reduced, the three layers of glass fiber fabrics are poor in fitting degree with the trapezoidal polyurethane plate, finished product quality is influenced, manpower and time are consumed when the vacuum film is removed after solidification, meanwhile, the vacuum film cannot be reused, and resource waste is caused.

In combination with the above problems, there is a need for a glass fiber reinforced plastic sandwich laminate production apparatus to solve the above problems.

Disclosure of Invention

The invention provides a glass fiber reinforced plastic sandwich laminate production device, aiming at overcoming the defects that after a glass fiber fabric is laminated on a trapezoidal polyurethane plate, the glass fiber fabric has certain resilience and recovers, after a vacuum film is covered for air suction and pressure reduction, the three layers of glass fiber fabrics are poor in laminating degree with the trapezoidal polyurethane plate, and the quality of a finished product is influenced.

The technical scheme of the invention is as follows: a glass fiber reinforced plastic sandwich laminated plate production device comprises a bottom frame, a mounting frame, a first fixing frame, a conveying assembly, a placing assembly, a flattening assembly, a pressing assembly and a clamping assembly; the middle part of the upper side of the underframe is fixedly connected with a mounting frame and a first fixing frame; the mounting rack is positioned at the left of the first fixing rack; a conveying component for conveying glass fiber fabrics is arranged on the upper side of the underframe; a placing component for placing glass fiber fabrics is arranged at the right part of the upper side of the underframe; the placing component is connected with the first fixing frame; a flattening component for flattening the glass fiber fabric is arranged in the middle of the first fixing frame; the upper part of the mounting rack is provided with a pressing component for pressing and shaping the glass fiber fabric; the pressing component is positioned at the left side of the flattening component; the lower part of the mounting rack is provided with a clamping component for clamping and tightening the glass fiber fabric; the clamping assembly is connected with the pressing assembly.

More preferably, the conveying assembly comprises a first electric guide rail, a first electric slide block, a first supporting plate, a lower die second L-shaped plate and a second rack; the front part of the upper side and the rear part of the upper side of the underframe are respectively fixedly connected with a first electric guide rail; the two first electric guide rails are respectively connected with a first electric slide block in a sliding way; the upper side of the first electric sliding block is fixedly connected with a first supporting plate respectively; the upper sides of the two first supporting plates are fixedly connected with a lower die; the front side and the rear side of the lower die are fixedly connected with a second L-shaped plate respectively; two second L shaped plates are fixedly connected with a second rack on the opposite side.

More preferably, the left side of the lower die is provided with three through trapezoidal grooves for facilitating the insertion of the polyurethane plate.

More preferably, the placing assembly comprises a second fixing frame, a second electric guide rail, a first fixing plate, a first electric push rod, a third fixing frame, a supporting plate and a second electric slide block; the right front part and the right rear part of the underframe are respectively fixedly connected with a second fixing frame; the upper parts of the two second fixing frames are respectively fixedly connected with a second electric guide rail; the two second electric guide rails are respectively connected with a second electric slide block in a sliding way; the lower sides of the two second electric sliding blocks are fixedly connected with a first electric push rod respectively; the telescopic ends of the two first electric push rods are fixedly connected with a third fixing frame respectively; two opposite sides of the third fixing frames are fixedly connected with a supporting plate respectively; the upper surfaces of the two second fixing frames are fixedly connected with a first fixing plate respectively, and the top of the first fixing plate is fixedly connected with the first fixing frame.

More preferably, the flattening assembly comprises a second electric push rod, a second fixed plate, a third electric guide rail, a third electric slide block, a press plate, a first L-shaped plate, an elastic expansion plate and a first round rod; the front part of the lower side and the rear part of the lower side of the transverse plate at the upper part of the first fixing frame are respectively fixedly connected with a second electric push rod; the telescopic ends of the two second electric push rods are fixedly connected with a second fixing plate; a third electric guide rail is fixedly connected to the left part of the lower side and the right part of the lower side of the second fixing plate respectively; two third electric sliding blocks are connected to the two third electric guide rails in a sliding manner; two third electric slide blocks on the same third electric guide rail are symmetrically distributed in front and back; the lower sides of the four third electric sliding blocks are fixedly connected with a first L-shaped plate respectively; the opposite sides of the two first L-shaped plates on the left side are fixedly connected with an elastic expansion plate respectively; the opposite sides of the two first L-shaped plates on the right are respectively fixedly connected with an elastic expansion plate; the front two elastic expansion plates are fixedly connected with a first round rod at the expansion ends; the telescopic ends of the two elastic telescopic plates at the rear part are fixedly connected with another first round rod; the middle part of the lower side of the second fixing plate is fixedly connected with a pressing plate through a connecting block; the two first round rods are in mutual contact with the lower part of the pressure plate.

More preferably, the front side of the lower part of the pressure plate and the rear side of the lower part of the pressure plate are both provided with an arc-shaped groove which is convenient for limiting the first round rod.

More preferably, the pressing assembly comprises a third electric push rod, a first I-shaped plate, a first elastic telescopic rod, a second I-shaped plate, a second elastic telescopic rod, a first rectangular extrusion box, a concave extrusion box, a second rectangular extrusion box, a conduit and a sealing unit; a third electric push rod is fixedly connected to the middle part of the lower side of the transverse plate at the upper part of the first fixing frame; the front part of the lower side and the rear part of the lower side of the transverse plate at the upper part of the first fixing frame are fixedly connected with three first elastic telescopic rods with equal distance; the telescopic end of the third electric push rod is fixedly connected with a first I-shaped plate; the telescopic ends of the six first elastic telescopic rods are fixedly connected with a second I-shaped plate respectively; two second elastic telescopic rods are fixedly connected to the lower side of the first I-shaped plate; two second elastic telescopic rods are fixedly connected to the lower sides of the six second I-shaped plates; the left and right adjacent two second elastic telescopic rods form a group by taking the front and back view as a reference, and a first rectangular extrusion box, a concave-shaped extrusion box and a second rectangular extrusion box are fixedly connected to the lower sides of the three groups of second elastic telescopic rods in front in sequence; a second rectangular extrusion box, a concave-shaped extrusion box and a first rectangular extrusion box are fixedly connected to the lower sides of the three groups of second elastic telescopic rods at the rear in sequence; a concave-shaped extrusion box is fixedly connected to the lower sides of the group of second elastic telescopic rods in the middle; the bottom of each first rectangular extrusion box, the bottom of each concave-shaped extrusion box and the bottom of each second rectangular extrusion box are connected with a plurality of sealing units; two guide pipes are fixedly connected to the upper sides of each first rectangular extrusion box, each concave extrusion box and each second rectangular extrusion box; the front side and the rear side of the first I-shaped plate are both connected with the clamping assembly.

More preferably, the sealing unit in the front concave-shaped extrusion box comprises a return spring, a sliding rod, a fourth fixing frame and a sealing ring; a return spring is fixedly connected to the left side of the inner bottom surface of the front concave-shaped extrusion box; the upper side of the reset spring is fixedly connected with a fourth fixing frame; a slide bar is fixedly connected to the lower side of the wafer on the upper part of the fourth fixing frame; the sliding rod is connected with the concave-shaped extrusion box in front in a sliding manner; a sealing ring is fixedly connected to the lower side of the fourth fixing frame; the sealing ring is contacted with the inner bottom surface of the concave-shaped extrusion box in front.

More preferably, the clamping assembly comprises a third fixing plate, a fixing rod, a first limiting slide rail, a limiting slide block, a second round rod, a first supporting frame, a limiting frame, a T-shaped plate, a third elastic telescopic rod, a first wedge-shaped block, a fourth fixing plate, an electric clamp and a second wedge-shaped block; the front side and the rear side of the first I-shaped plate are fixedly connected with two third fixing plates; the front parts of the lower sides of the front two third fixing plates are fixedly connected with a fixing rod respectively; the rear parts of the lower sides of the two rear third fixing plates are fixedly connected with another fixing rod respectively; the lower sides of the four fixed rods are fixedly connected with a first limiting slide rail respectively; each of the four first limiting slide rails is connected with a limiting slide block in a sliding manner; the lower sides of the four limiting slide blocks are fixedly connected with a second wedge-shaped block respectively; a second round rod is fixedly connected to the front sides of the two front second wedge blocks; the rear sides of the two second wedge blocks at the rear are respectively fixedly connected with another second round rod; two first supporting frames are fixedly connected to the opposite sides of the lower part of the first fixing frame; a limiting frame is fixedly connected to each of the four first supporting frames; the opposite sides of the lower part of the first fixing frame are fixedly connected with a T-shaped plate respectively; the T-shaped plate is positioned above the first support frame; a third elastic telescopic rod is fixedly connected to the left part and the right part of the front side of the front T-shaped plate; a third elastic telescopic rod is fixedly connected to the left part and the right part of the rear side of the rear T-shaped plate; the front two telescopic ends of the third elastic telescopic rod are fixedly connected with a first wedge-shaped block respectively; the telescopic ends of the two rear third elastic telescopic rods are fixedly connected with a first wedge-shaped block respectively; a fourth fixing plate is fixedly connected to the opposite sides of the two first wedge blocks on the left side; the opposite sides of the two first wedge blocks on the right side are fixedly connected with another fourth fixing plate respectively; two opposite sides of the left fourth fixing plate are fixedly connected with an electric clamp respectively; and the opposite sides of the two fourth fixing plates on the right are fixedly connected with another electric clamp respectively.

More preferably, the device also comprises a placing assembly, the placing assembly is arranged at the left part of the upper side of the underframe, and the placing assembly comprises a second limiting slide rail, a slide plate, a fifth fixing frame, a first rack, a second supporting frame, a charging box, a baffle, a second supporting plate and a flat gear; a second limiting slide rail is fixedly connected to the front side of the left part of the underframe and the rear side of the left part of the underframe respectively; each of the two second limiting slide rails is connected with a slide plate in a sliding manner; the upper sides of the two sliding plates are fixedly connected with a fifth fixing frame; a first rack is fixedly connected to the front side and the rear side of the fifth fixing frame respectively; a second support frame is fixedly connected to the left part of the upper side of the underframe; a charging box is fixedly connected to the upper side of the second support frame; the upper part of the left side and the upper part of the right side of the charging box are respectively fixedly connected with a baffle; a second supporting plate is fixedly connected to the front side of the left part and the rear side of the left part of the underframe respectively; the two second supporting plates are positioned on the right side of the second supporting frame; the upper parts of the two second supporting plates are rotatably connected with a flat gear through a rotating shaft; the two flat gears are respectively in transmission connection with a first rack.

Has the advantages that: when the device is used, the glass fiber fabric is automatically paved and pressed, force is uniformly applied through pressing of the first round rod, the quality of a finished product is guaranteed, when the glass fiber fabric is pressed on the trapezoidal polyurethane plate, resin liquid is coated for presetting, the glass fiber fabric is prevented from rebounding, a vacuum film is not needed for covering, the quality is guaranteed, and meanwhile, the subsequent processing steps and the production cost are reduced.

Drawings

FIG. 1 is a schematic view of a first three-dimensional structure of a glass fiber reinforced plastic sandwich laminate production apparatus of the present invention;

FIG. 2 is a schematic view of a second three-dimensional structure of the apparatus for producing a glass fiber reinforced plastic sandwich laminate according to the present invention;

FIG. 3 is a schematic view of a first partial perspective structure of the apparatus for producing a glass fiber reinforced plastic sandwich laminate of the present invention;

FIG. 4 is a schematic view of a second partial perspective structure of the apparatus for producing a glass fiber reinforced plastic sandwich laminate of the present invention;

FIG. 5 is a third partial perspective view of the apparatus for producing a glass fiber reinforced plastic sandwich laminate of the present invention;

FIG. 6 is a schematic view of a partial three-dimensional structure of a clamping assembly of the apparatus for producing glass fiber reinforced plastic sandwich laminate of the present invention;

FIG. 7 is a schematic view of a partial three-dimensional structure of a pressing assembly of the apparatus for producing glass fiber reinforced plastic sandwich laminate of the present invention;

FIG. 8 is a schematic view of a partial cross-sectional three-dimensional structure of a pressing assembly of the apparatus for producing a glass fiber reinforced plastic sandwich laminate according to the present invention;

FIG. 9 is a partial bottom view of the press assembly of the apparatus for producing a glass fiber reinforced plastic sandwich laminate of the present invention;

fig. 10 is a schematic perspective view of a placing assembly of the glass fiber reinforced plastic sandwich laminate production equipment of the present invention.

Labeled as: 1-underframe, 2-mounting frame, 3-first fixing frame, 101-first electric guide rail, 102-first electric slide block, 103-first supporting plate, 104-lower die, 105-second L-shaped plate, 106-second rack, 201-second fixing frame, 202-second electric guide rail, 203-first fixing plate, 204-first electric push rod, 205-third fixing frame, 206-supporting plate, 207-second electric slide block, 301-second electric push rod, 302-second fixing plate, 303-third electric guide rail, 304-third electric slide block, 305-pressing plate, 306-first L-shaped plate, 307-elastic expansion plate, 308-first round rod, 401-third electric push rod, 402-first I-shaped plate, 403-first elastic expansion rod, 404-a second I-shaped plate, 405-a second elastic telescopic rod, 406-a first rectangular extrusion box, 407-a concave-shaped extrusion box, 408-a second rectangular extrusion box, 409-a guide pipe, 410-a return spring, 411-a slide rod, 412-a fourth fixing frame, 413-a sealing ring, 501-a third fixing plate, 502-a fixing rod, 503-a first limit slide rail, 504-a limit slide block, 505-a second round rod, 506-a first supporting frame, 507-a limit frame, 508-a T-shaped plate, 509-a third elastic telescopic rod, 510-a first wedge block, 511-a fourth fixing plate, 512-an electric clamp, 513-a second wedge block, 601-a second limit slide rail, 602-a sliding plate, 603-a fifth fixing frame, 604-a first rack, 605-second support rack, 606-charging box, 607-baffle, 608-second support plate, 609-flat gear.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

Examples

A glass fiber reinforced plastic sandwich laminate 305 production device, as shown in fig. 1-10, comprising a chassis 1, a mounting frame 2, a first fixing frame 3, a conveying assembly, a placing assembly, a flattening assembly, a pressing assembly and a clamping assembly; the middle part of the upper side of the underframe 1 is fixedly connected with a mounting frame 2 and a first fixing frame 3; the mounting frame 2 is positioned at the left of the first fixing frame 3; a conveying assembly is arranged on the upper side of the underframe 1; a placing component is arranged at the right part of the upper side of the underframe 1; the placing component is connected with the first fixing frame 3; the middle part of the first fixing frame 3 is provided with a flattening component; the upper part of the mounting frame 2 is provided with a pressing component; the pressing component is positioned at the left side of the flattening component; the lower part of the mounting frame 2 is provided with a clamping component; the clamping assembly is connected with the pressing assembly.

The conveying assembly comprises a first electric guide rail 101, a first electric slide block 102, a first supporting plate 103, a lower die 104, a second L-shaped plate 105 and a second rack 106; the front part of the upper side and the rear part of the upper side of the underframe 1 are respectively fixedly connected with a first electric guide rail 101; the two first electric guide rails 101 are respectively connected with a first electric slide block 102 in a sliding manner; a first supporting plate 103 is fixedly connected to the upper side of each first electric sliding block 102; a lower die 104 is fixedly connected to the upper sides of the two first supporting plates 103; a second L-shaped plate 105 is fixedly connected to each of the front side and the rear side of the lower mold 104; two second racks 106 are respectively fixedly connected to the opposite sides of the two second L-shaped plates 105.

Wherein, the left side of the lower die 104 is provided with three through trapezoidal grooves for facilitating the insertion of the polyurethane plate.

The placing assembly comprises a second fixing frame 201, a second electric guide rail 202, a first fixing plate 203, a first electric push rod 204, a third fixing frame 205, a supporting plate 206 and a second electric sliding block 207; a second fixing frame 201 is fixedly connected to the front part of the right side and the rear part of the right side of the underframe 1 respectively; a second electric guide rail 202 is fixedly connected to the upper parts of the two second fixing frames 201; a second electric sliding block 207 is connected to each of the two second electric guide rails 202 in a sliding manner; a first electric push rod 204 is fixedly connected to the lower sides of the two second electric sliding blocks 207; the telescopic ends of the two first electric push rods 204 are fixedly connected with a third fixing frame 205 respectively; two opposite sides of the third fixing frames 205 are fixedly connected with a supporting plate 206 respectively; the upper surfaces of the two second fixing frames 201 are respectively fixedly connected with a first fixing plate 203, and the top of the first fixing plate 203 is fixedly connected with the first fixing frame 3.

The flattening assembly comprises a second electric push rod 301, a second fixed plate 302, a third electric guide rail 303, a third electric slider 304, a pressing plate 305, a first L-shaped plate 306, an elastic expansion plate 307 and a first round rod 308; a second electric push rod 301 is fixedly connected to the front part and the rear part of the lower side of the upper transverse plate of the first fixing frame 3; the telescopic ends of the two second electric push rods 301 are fixedly connected with a second fixing plate 302; a third electric guide rail 303 is fixedly connected to the left part and the right part of the lower side of the second fixing plate 302; two third electric sliding blocks 304 are connected to the two third electric guide rails 303 in a sliding manner; two third electric sliding blocks 304 on the same third electric guide rail 303 are symmetrically distributed in the front-back direction; a first L-shaped plate 306 is fixedly connected to the lower sides of the four third electric sliding blocks 304; the opposite sides of the two first L-shaped plates 306 on the left side are fixedly connected with an elastic expansion plate 307 respectively; the opposite sides of the two first L-shaped plates 306 on the right are respectively fixedly connected with an elastic expansion plate 307; the front two elastic expansion plates 307 are fixedly connected with a first round rod 308 at the expansion end; the telescopic ends of the two elastic telescopic plates 307 at the rear are fixedly connected with another first round rod 308; a pressing plate 305 is fixedly connected to the middle of the lower side of the second fixing plate 302 through a connecting block; both first round bars 308 are in contact with the lower portion of the pressing plate 305.

Wherein, the front side of the lower part of the pressing plate 305 and the rear side of the lower part are both provided with an arc-shaped groove which is convenient for limiting the first round rod 308.

The pressing component comprises a third electric push rod 401, a first I-shaped plate 402, a first elastic telescopic rod 403, a second I-shaped plate 404, a second elastic telescopic rod 405, a first rectangular extrusion box 406, a concave extrusion box 407, a second rectangular extrusion box 408, a conduit 409 and a sealing unit; a third electric push rod 401 is fixedly connected to the middle part of the lower side of the transverse plate at the upper part of the first fixing frame 3; three first elastic telescopic rods 403 with equal distance are fixedly connected to the front part and the rear part of the lower side of the transverse plate at the upper part of the first fixing frame 3; the telescopic end of the third electric push rod 401 is fixedly connected with a first I-shaped plate 402; the telescopic ends of the six first elastic telescopic rods 403 are fixedly connected with a second I-shaped plate 404 respectively; two second elastic telescopic rods 405 are fixedly connected to the lower side of the first I-shaped plate 402; two second elastic telescopic rods 405 are fixedly connected to the lower sides of the six second I-shaped plates 404; on the basis of the front-to-back view, two adjacent left and right second elastic telescopic rods 405 form a group, and a first rectangular extrusion box 406, a concave extrusion box 407 and a second rectangular extrusion box 408 are fixedly connected to the lower sides of the three groups of front second elastic telescopic rods 405 in sequence; a second rectangular extrusion box 408, a concave extrusion box 407 and a first rectangular extrusion box 406 are fixedly connected to the lower sides of the rear three groups of second elastic telescopic rods 405 in sequence; a concave-shaped extrusion box 407 is fixedly connected to the lower side of the group of second elastic telescopic rods 405 in the middle; the bottom of each of the first rectangular crush box 406, the female crush box 407, and the second rectangular crush box 408 is connected with a plurality of sealing units; two guide pipes 409 are fixedly connected to the upper sides of each first rectangular extrusion box 406, the concave-shaped extrusion box 407 and the second rectangular extrusion box 408; the first i-shaped plate 402 is connected to the clamping assembly on both the front and rear sides.

Wherein, the sealing unit in the front concave-shaped squeezing box 407 comprises a return spring 410, a sliding rod 411, a fourth fixing frame 412 and a sealing ring 413; a return spring 410 is fixedly connected to the left side of the inner bottom surface of the front concave-shaped extrusion box 407; a fourth fixing frame 412 is fixedly connected to the upper side of the return spring 410; a sliding rod 411 is fixedly connected to the lower side of the upper wafer of the fourth fixing frame 412; the sliding rod 411 is connected with the concave extrusion box 407 in front in a sliding manner; a sealing ring 413 is fixedly connected to the lower side of the fourth fixing frame 412; the sealing ring 413 is in contact with the inner bottom surface of the concave crush box 407 in front.

The clamping assembly comprises a third fixing plate 501, a fixing rod 502, a first limiting slide rail 503, a limiting slide block 504, a second round rod 505, a first supporting frame 506, a limiting frame 507, a T-shaped plate 508, a third elastic telescopic rod 509, a first wedge-shaped block 510, a fourth fixing plate 511, an electric clamp 512 and a second wedge-shaped block 513; two third fixing plates 501 are fixedly connected to the front side and the rear side of the first I-shaped plate 402; the front parts of the lower sides of the two front third fixing plates 501 are respectively fixedly connected with a fixing rod 502; the rear parts of the lower sides of the two rear third fixing plates 501 are respectively fixedly connected with another fixing rod 502; a first limiting slide rail 503 is fixedly connected to the lower sides of the four fixing rods 502; each of the four first limiting slide rails 503 is slidably connected with a limiting slide block 504; a second wedge-shaped block 513 is fixedly connected to the lower sides of the four limiting sliding blocks 504; a second round bar 505 is fixedly connected to the front sides of the two front second wedge blocks 513; the rear sides of the two second wedge blocks 513 at the rear are respectively fixedly connected with another second round rod 505; two first supporting frames 506 are fixedly connected to the opposite sides of the lower part of the first fixing frame 3; a limit frame 507 is fixedly connected to each of the four first support frames 506; the opposite sides of the lower part of the first fixing frame 3 are respectively fixedly connected with a T-shaped plate 508; the T-shaped plate 508 is positioned above the first support frame 506; a third elastic telescopic rod 509 is fixedly connected to the left front part and the right front part of the front T-shaped plate 508; a third elastic telescopic rod 509 is fixedly connected to the left part and the right part of the rear side of the rear T-shaped plate 508; the front two telescopic ends of the third elastic telescopic rod 509 are respectively fixedly connected with a first wedge-shaped block 510; the telescopic ends of the two rear third elastic telescopic rods 509 are fixedly connected with a first wedge-shaped block 510; a fourth fixing plate 511 is fixedly connected to each of the opposite sides of the two first wedge-shaped blocks 510 on the left; the opposite sides of the two first wedge blocks 510 on the right are respectively fixedly connected with another fourth fixing plate 511; two electric clamps 512 are fixedly connected to the opposite sides of the two fourth fixing plates 511 on the left; the opposite sides of the two fourth fixing plates 511 on the right are respectively fixedly connected with another electric clamp 512.

The device comprises an underframe 1, a first limiting slide rail 601, a sliding plate 602, a fifth fixing frame 603, a first rack 604, a second supporting frame 605, a charging box 606, a baffle 607, a second supporting plate 608 and a pinion 609, wherein the underframe further comprises a placing assembly, the placing assembly is arranged at the left part of the upper side of the underframe 1; a second limiting slide rail 601 is fixedly connected to the front side of the left part and the rear side of the left part of the underframe 1 respectively; each of the two second limiting slide rails 601 is slidably connected with a slide plate 602; the upper sides of the two sliding plates 602 are fixedly connected with a fifth fixing frame 603; a first rack 604 is fixedly connected to the front side and the rear side of the fifth fixing frame 603; a second support frame 605 is fixedly connected to the left part of the upper side of the underframe 1; a charging box 606 is fixedly connected to the upper side of the second support frame 605; a baffle 607 is fixedly connected to the upper part of the left side and the upper part of the right side of the charging box 606 respectively; a second supporting plate 608 is fixedly connected to the front side and the rear side of the left part of the underframe 1; two second support plates 608 are positioned to the right of the second support frame 605; the upper parts of the two second supporting plates 608 are respectively connected with a flat gear 609 through a rotating shaft in a rotating way; two spur gears 609 are each in driving connection with a first toothed rack 604.

When the device works, a release agent is sprayed on the inner surface of the lower die 104 in advance, two second electric sliding blocks 207 on two second electric guide rails 202 are controlled to slide towards the right side at the same time, so that two first electric push rods 204 drive two third fixing frames 205 and two support plates 206 to move towards the right side, then a piece of glass fiber fabric is placed on the two support plates 206 by manual work or existing conveying equipment, then the two second electric sliding blocks 207 slide in reverse directions to reset, so that the two support plates 206 drive the glass fiber fabric to move to the right below a pressing plate 305, then the two second electric push rods 301 are controlled to extend at the same time, so that the second fixing plate 302 is pushed to drive the two third electric guide rails 303 to move downwards, so that the middle part of the glass fiber fabric is pressed onto the inner bottom surface of the lower die 104 by the bottom of the pressing plate 305, then the two front third electric sliding blocks 304 are controlled to slide towards the front side on the two third electric guide rails 303 at the same time, controlling the two rear third electric sliding blocks 304 to simultaneously slide on the two third electric guide rails 303 in the rear direction, so that the two first round rods 308 reversely move to be separated from the arc-shaped groove at the bottom of the pressing plate 305, and after the first round rods 308 are separated from the arc-shaped groove at the bottom of the pressing plate 305 because the elastic expansion plate 307 is in a compressed state, the elastic expansion plate 307 releases the elastic force to enable the first round rods 308 to press the glass fiber fabrics to the inner bottom surface of the lower die 104, and simultaneously the two first electric push rods 204 shrink to enable the two supporting plates 206 to ascend and reset, so that the two first round rods 308 move to the stroke end on the inner bottom surface of the lower die 104, the whole glass fiber fabrics are pressed to the inner bottom surface of the lower die 104, and simultaneously the two second electric sliding blocks 207 on the second electric guide rails 202 simultaneously slide in the right direction, so that the two supporting plates 206 move in the right direction, thereby conveying the next glass fiber fabrics, after the two first round rods 308 are pressed, the four third electric sliding blocks 304 slide reversely to reset, so that the two first round rods 308 slide into the arc-shaped groove at the bottom of the pressing plate 305 again, the elastic expansion plate 307 is compressed, then the two second electric push rods 301 stretch to reset, the pressing plate 305 rises to reset, then the two second electric sliding blocks 207 on the second electric guide rail 202 slide leftwards simultaneously, the two supporting plates 206 convey the glass fiber fabrics to the lower part of the pressing plate 305, then the operation of pressing the glass fiber fabrics is repeated, and the process is repeated until the four glass fiber fabrics are pressed on the inner bottom surface of the lower die 104;

then controlling the two first electric sliding blocks 102 to slide on the two first electric guide rails 101 in the left direction at the same time, further enabling the two first support plates 103 to drive the lower mold 104 to move in the left direction, enabling the lower mold 104 to drive the four laminated glass fiber fabrics to move to the right below the second rectangular extrusion box 408, simultaneously enabling the lower mold 104 to drive the two second L-shaped plates 105 and the two second racks 106 to move in the left direction, further enabling the second racks 106 to drive the flat gear 609 to rotate, enabling the flat gear 609 to drive the first rack 604 to move, further enabling the fifth fixing frame 603 to drive the two sliding plates 602 to slide in the right direction in the two second limiting sliding rails 601, simultaneously enabling the fifth fixing frame 603 to move in the right direction to push the three trapezoidal polyurethane plates at the bottom of the charging box 606 out from the right side of the charging box 606, and enabling the other trapezoidal polyurethane plates in the charging box 606 to be blocked by the baffle 607 on the right side of the charging box 606, the three trapezoidal polyurethane boards pass through the trapezoidal grooves on the left side of the lower die 104 and are pushed onto four glass fiber fabrics in the lower die 104;

then, manually putting two sides of the glass fiber fabric which needs to be pressed on the three trapezoidal polyurethane plates into the two electric clamps 512 respectively, then closing the four electric clamps 512 to clamp the two sides of the glass fiber fabric, so that the glass fiber fabric is positioned right above the three trapezoidal polyurethane plates in a tightened state, then controlling the third electric push rod 401 to extend, pushing the first i-shaped plate 402 to drive the four third fixing plates 501 to move downwards, simultaneously driving the two second elastic telescopic rods 405 in the middle of the first i-shaped plate 402 to move downwards, so that the concave-shaped extrusion box 407 in the middle of the first i-shaped plate moves downwards, driving the first i-shaped plate 402 in the middle of the first i-shaped plate to push the two first i-shaped plates 402 which are closest to the first i-shaped plate 402 to move downwards along with the downward movement of the two pushed first i-shaped plates 402, so that the first elastic telescopic rods 403 are stretched, and then driving the other two first i-shaped plates 402 to move downwards, by analogy, the concave-shaped extrusion box 407 in the middle moves downwards firstly, then the two second rectangular extrusion boxes 408 closest to the concave-shaped extrusion box 407 in the middle move downwards, then the two concave-shaped extrusion boxes 407 on the opposite sides of the two second rectangular extrusion boxes 408 move downwards, finally the two first rectangular extrusion boxes 406 move downwards, the third fixing plate 501 moves downwards and drives the first limiting slide rail 503 to move downwards, the limiting slide block 504 drives the second wedge-shaped block 513 to move downwards, meanwhile, the second wedge-shaped block 513 drives the second round rod 505 to move downwards in the limiting frame 507, when the bottom of the concave-shaped extrusion box 407 in the middle contacts with the surface of the glass fiber fabric, the second wedge-shaped block 513 extrudes the first wedge-shaped block 510, the third elastic telescopic rod is compressed, and then the fourth fixing plate 511 drives the electric clamp 512 to be close to the lower die 104, so that the glass fiber fabric is pressed on the trapezoidal polyurethane plate by the concave-shaped extrusion boxes 407 and the second rectangular extrusion boxes 408 in sequence When the two concave-shaped extrusion boxes 407 on the opposite sides of the two second rectangular extrusion boxes 408 are pressed, the second round rod 505 is blocked by the inclined surface at the lower part of the limiting frame 507, the second round rod 505 drives the second wedge-shaped block 513 to move, the second wedge-shaped block 513 drives the limiting sliding block 504 to slide in the first limiting sliding rail 503, so that the two second wedge-shaped blocks 513 in front are close to each other, the two second wedge-shaped blocks 513 behind are close to each other, the second wedge-shaped block 513 is separated from the first wedge-shaped block 510 in a staggered manner, at the moment, the four electric clamps 512 release the glass fiber fabrics, then the two first rectangular extrusion boxes 406 press the glass fiber fabrics onto four glass fiber fabrics before the two first rectangular extrusion boxes 406 press the glass fiber fabrics onto the inner bottom surface of the lower mold 104, and simultaneously, the external resin liquid conveying equipment presses the four glass fiber fabrics onto the first rectangular extrusion boxes 406 through the guide pipe 409, Resin liquid is conveyed into the concave-shaped extrusion box 407 and the second rectangular extrusion box 408;

along with the downward extrusion of the first rectangular extrusion box 406, the concave-shaped extrusion box 407 and the second rectangular extrusion box 408 on the glass fiber fabric, the second elastic expansion rod 405 is compressed, and at the same time, the sliding rod 411 slides upward in the concave-shaped extrusion box 407, the sliding rod 411 causes the fourth fixing frame 412 to drive the sealing ring 413 to move upward, so that the return spring 410 is stretched, and further the circular hole sealed by the sealing ring 413 is opened, and further the resin liquid in the concave-shaped extrusion box 407 flows out from the circular hole onto the glass fiber fabric, all the sealing units have the same working principle, and further the resin liquid flows out from the first rectangular extrusion box 406, the concave-shaped extrusion box 407 and the second rectangular extrusion box 408 onto the glass fiber fabric, so that the glass fiber fabric is bonded with the trapezoidal polyurethane plate for presetting, and then the third electric push rod 401 contracts to return, and further the first rectangular extrusion box 406, the concave-shaped extrusion box 407 and the second rectangular extrusion box 408 rise and return, at this time, the sliding rod 411 is not squeezed, the elastic force of the return spring 410 is released to drive the fourth fixing frame 412 to descend and return, so that the sealing ring 413 seals the circular hole of the flowing resin liquid, meanwhile, the third fixing plate 501 drives the fixing rod 502 to ascend and return, further, the second wedge-shaped block 513 drives the second round rod 505 to ascend, the second round rod 505 is blocked by the inclined surface at the upper part of the limit frame 507, so that the second round rod 505 drives the second wedge-shaped block 513 to move, the second wedge-shaped block 513 drives the limit sliding block 504 to reversely slide in the first limit sliding rail 503, further, the two second wedge-shaped blocks 513 at the front are mutually separated and returned, the next glass fiber fabric is placed into the electric clamp 512 to be clamped, the pressing operation is repeated until three glass fiber fabrics are pressed on the trapezoidal polyurethane plate, then the two first electric sliding blocks 102 are controlled to simultaneously slide to the stroke end in the right direction, and then the lower die 104 is moved to the end of the stroke, then the upper die matched with the lower die 104 is installed by manpower, then resin liquid is injected into the die, so that the glass fiber plants in the upper die are soaked and cured and shaped together with the polyurethane plate, and finally the upper die is taken out after demolding.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A glass fiber reinforced plastic sandwich laminated plate production device comprises a bottom frame, a mounting frame and a first fixing frame; the middle part of the upper side of the underframe is fixedly connected with a mounting frame and a first fixing frame; the mounting rack is positioned at the left of the first fixing rack; the method is characterized in that: the device also comprises a conveying assembly, a placing assembly, a flattening assembly, a pressing assembly and a clamping assembly; a conveying component for conveying glass fiber fabrics is arranged on the upper side of the underframe; a placing component for placing glass fiber fabrics is arranged at the right part of the upper side of the underframe; the placing component is connected with the first fixing frame; a flattening component for flattening the glass fiber fabric is arranged in the middle of the first fixing frame; the upper part of the mounting rack is provided with a pressing component for pressing and shaping the glass fiber fabric; the pressing component is positioned at the left side of the flattening component; the lower part of the mounting rack is provided with a clamping component for clamping and tightening the glass fiber fabric; the clamping assembly is connected with the pressing assembly.

2. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 1, wherein: the conveying assembly comprises a first electric guide rail, a first electric slide block, a first supporting plate, a second L-shaped plate of the lower die and a second rack; the front part of the upper side and the rear part of the upper side of the underframe are respectively fixedly connected with a first electric guide rail; the two first electric guide rails are respectively connected with a first electric slide block in a sliding way; the upper side of the first electric sliding block is fixedly connected with a first supporting plate respectively; the upper sides of the two first supporting plates are fixedly connected with a lower die; the front side and the rear side of the lower die are fixedly connected with a second L-shaped plate respectively; two second L shaped plates are fixedly connected with a second rack on the opposite side.

3. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 2, wherein: the left side of the lower die is provided with three through trapezoidal grooves which are convenient for the insertion of the polyurethane plate.

4. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 3, wherein: the placing assembly comprises a second fixing frame, a second electric guide rail, a first fixing plate, a first electric push rod, a third fixing frame, a supporting plate and a second electric slide block; the right front part and the right rear part of the underframe are respectively fixedly connected with a second fixing frame; the upper parts of the two second fixing frames are respectively fixedly connected with a second electric guide rail; the two second electric guide rails are respectively connected with a second electric slide block in a sliding way; the lower sides of the two second electric sliding blocks are fixedly connected with a first electric push rod respectively; the telescopic ends of the two first electric push rods are fixedly connected with a third fixing frame respectively; two opposite sides of the third fixing frames are fixedly connected with a supporting plate respectively; the upper surfaces of the two second fixing frames are fixedly connected with a first fixing plate respectively, and the top of the first fixing plate is fixedly connected with the first fixing frame.

5. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 4, wherein: the flattening assembly comprises a second electric push rod, a second fixed plate, a third electric guide rail, a third electric slide block, a pressing plate, a first L-shaped plate, an elastic expansion plate and a first round rod; the front part of the lower side and the rear part of the lower side of the transverse plate at the upper part of the first fixing frame are respectively fixedly connected with a second electric push rod; the telescopic ends of the two second electric push rods are fixedly connected with a second fixing plate; a third electric guide rail is fixedly connected to the left part of the lower side and the right part of the lower side of the second fixing plate respectively; two third electric sliding blocks are connected to the two third electric guide rails in a sliding manner; two third electric slide blocks on the same third electric guide rail are symmetrically distributed in front and back; the lower sides of the four third electric sliding blocks are fixedly connected with a first L-shaped plate respectively; the opposite sides of the two first L-shaped plates on the left side are fixedly connected with an elastic expansion plate respectively; the opposite sides of the two first L-shaped plates on the right are respectively fixedly connected with an elastic expansion plate; the front two elastic expansion plates are fixedly connected with a first round rod at the expansion ends; the telescopic ends of the two elastic telescopic plates at the rear part are fixedly connected with another first round rod; the middle part of the lower side of the second fixing plate is fixedly connected with a pressing plate through a connecting block; the two first round rods are in mutual contact with the lower part of the pressure plate.

6. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 5, wherein: the arc-shaped groove convenient for limiting the first round rod is formed in the front side of the lower part of the pressing plate and in the rear side of the lower part of the pressing plate.

7. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 6, wherein: the pressing assembly comprises a third electric push rod, a first I-shaped plate, a first elastic telescopic rod, a second I-shaped plate, a second elastic telescopic rod, a first rectangular extrusion box, a concave extrusion box, a second rectangular extrusion box, a guide pipe and a sealing unit; a third electric push rod is fixedly connected to the middle part of the lower side of the transverse plate at the upper part of the first fixing frame; the front part of the lower side and the rear part of the lower side of the transverse plate at the upper part of the first fixing frame are fixedly connected with three first elastic telescopic rods with equal distance; the telescopic end of the third electric push rod is fixedly connected with a first I-shaped plate; the telescopic ends of the six first elastic telescopic rods are fixedly connected with a second I-shaped plate respectively; two second elastic telescopic rods are fixedly connected to the lower side of the first I-shaped plate; two second elastic telescopic rods are fixedly connected to the lower sides of the six second I-shaped plates; the left and right adjacent two second elastic telescopic rods form a group by taking the front and back view as a reference, and a first rectangular extrusion box, a concave-shaped extrusion box and a second rectangular extrusion box are fixedly connected to the lower sides of the three groups of second elastic telescopic rods in front in sequence; a second rectangular extrusion box, a concave-shaped extrusion box and a first rectangular extrusion box are fixedly connected to the lower sides of the three groups of second elastic telescopic rods at the rear in sequence; a concave-shaped extrusion box is fixedly connected to the lower sides of the group of second elastic telescopic rods in the middle; the bottom of each first rectangular extrusion box, the bottom of each concave-shaped extrusion box and the bottom of each second rectangular extrusion box are connected with a plurality of sealing units; two guide pipes are fixedly connected to the upper sides of each first rectangular extrusion box, each concave extrusion box and each second rectangular extrusion box; the front side and the rear side of the first I-shaped plate are both connected with the clamping assembly.

8. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 7, wherein: the sealing unit in the front concave-shaped extrusion box comprises a return spring, a sliding rod, a fourth fixing frame and a sealing ring; a return spring is fixedly connected to the left side of the inner bottom surface of the front concave-shaped extrusion box; the upper side of the reset spring is fixedly connected with a fourth fixing frame; a slide bar is fixedly connected to the lower side of the wafer on the upper part of the fourth fixing frame; the sliding rod is connected with the concave-shaped extrusion box in front in a sliding manner; a sealing ring is fixedly connected to the lower side of the fourth fixing frame; the sealing ring is contacted with the inner bottom surface of the concave-shaped extrusion box in front.

9. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 8, wherein: the clamping assembly comprises a third fixing plate, a fixing rod, a first limiting slide rail, a limiting slide block, a second round rod, a first support frame, a limiting frame, a T-shaped plate, a third elastic telescopic rod, a first wedge block, a fourth fixing plate, an electric clamp and a second wedge block; the front side and the rear side of the first I-shaped plate are fixedly connected with two third fixing plates; the front parts of the lower sides of the front two third fixing plates are fixedly connected with a fixing rod respectively; the rear parts of the lower sides of the two rear third fixing plates are fixedly connected with another fixing rod respectively; the lower sides of the four fixed rods are fixedly connected with a first limiting slide rail respectively; each of the four first limiting slide rails is connected with a limiting slide block in a sliding manner; the lower sides of the four limiting slide blocks are fixedly connected with a second wedge-shaped block respectively; a second round rod is fixedly connected to the front sides of the two front second wedge blocks; the rear sides of the two second wedge blocks at the rear are respectively fixedly connected with another second round rod; two first supporting frames are fixedly connected to the opposite sides of the lower part of the first fixing frame; a limiting frame is fixedly connected to each of the four first supporting frames; the opposite sides of the lower part of the first fixing frame are fixedly connected with a T-shaped plate respectively; the T-shaped plate is positioned above the first support frame; a third elastic telescopic rod is fixedly connected to the left part and the right part of the front side of the front T-shaped plate; a third elastic telescopic rod is fixedly connected to the left part and the right part of the rear side of the rear T-shaped plate; the front two telescopic ends of the third elastic telescopic rod are fixedly connected with a first wedge-shaped block respectively; the telescopic ends of the two rear third elastic telescopic rods are fixedly connected with a first wedge-shaped block respectively; a fourth fixing plate is fixedly connected to the opposite sides of the two first wedge blocks on the left side; the opposite sides of the two first wedge blocks on the right side are fixedly connected with another fourth fixing plate respectively; two opposite sides of the left fourth fixing plate are fixedly connected with an electric clamp respectively; and the opposite sides of the two fourth fixing plates on the right are fixedly connected with another electric clamp respectively.

10. The apparatus for producing glass fiber reinforced plastic sandwich laminate according to claim 9, wherein: the device comprises a chassis, a first limiting slide rail, a sliding plate, a first fixing frame, a first rack, a first supporting frame, a charging box, a baffle, a first supporting plate and a flat gear, and is characterized by also comprising a placing assembly, wherein the placing assembly is arranged at the left part of the upper side of the chassis and comprises a second limiting slide rail, the sliding plate, a fifth fixing frame, the first rack, the second supporting frame, the charging box, the baffle, the second supporting plate and the flat gear; a second limiting slide rail is fixedly connected to the front side of the left part of the underframe and the rear side of the left part of the underframe respectively; each of the two second limiting slide rails is connected with a slide plate in a sliding manner; the upper sides of the two sliding plates are fixedly connected with a fifth fixing frame; a first rack is fixedly connected to the front side and the rear side of the fifth fixing frame respectively; a second support frame is fixedly connected to the left part of the upper side of the underframe; a charging box is fixedly connected to the upper side of the second support frame; the upper part of the left side and the upper part of the right side of the charging box are respectively fixedly connected with a baffle; a second supporting plate is fixedly connected to the front side of the left part and the rear side of the left part of the underframe respectively; the two second supporting plates are positioned on the right side of the second supporting frame; the upper parts of the two second supporting plates are rotatably connected with a flat gear through a rotating shaft; the two flat gears are respectively in transmission connection with a first rack.