CN113580549B - Hot press unit is used in dull and stereotyped processing of FRP - Google Patents
Hot press unit is used in dull and stereotyped processing of FRP Download PDFInfo
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- CN113580549B CN113580549B CN202110962299.9A CN202110962299A CN113580549B CN 113580549 B CN113580549 B CN 113580549B CN 202110962299 A CN202110962299 A CN 202110962299A CN 113580549 B CN113580549 B CN 113580549B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/002—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
- B29C59/046—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts for layered or coated substantially flat surfaces
Abstract
The invention relates to the technical field of plate processing, in particular to a hot-pressing device for FRP (fiber reinforced plastic) flat plate processing, which comprises a hot-pressing frame, a flattening mechanism, a pressing mechanism, a heating block and a closing cover, wherein the flattening mechanism is arranged in the hot-pressing frame close to the left side and connected with the inner wall of the hot-pressing frame, the pressing mechanism is arranged on the right side of the flattening mechanism, and the pressing mechanism is connected with the inner wall of the hot-pressing frame. The invention can solve the problems that the existing device can only roll and mold the FRP flat plates with the same specification when the laminated FRP flat plates are hot-pressed, and can not correspondingly adjust the number of the arc-shaped bulges according to the actual needs of the FRP flat plates, thereby reducing the flexibility of the device in use and the like. According to the hot-pressing device for processing the FRP flat plate, the adopted profiling mechanism can be correspondingly adjusted according to the number of the arc-shaped bulges actually required by the FRP flat plate, so that the FRP flat plate is subjected to rolling and molding, and the use flexibility of the device is improved.
Description
Technical Field
The invention relates to the technical field of plate processing, in particular to a hot-pressing device for processing an FRP (fiber reinforced plastic) flat plate.
Background
The FRP flat plate is formed by thermosetting and compounding gel coat, polymer resin and glass fiber; the FRP flat plate has the characteristics of high strength, good hardness, smooth surface, wear resistance, corrosion resistance, aging resistance, high cleanliness, difficulty in breeding bacteria and the like, is widely applied to the carriage plates of high-grade automobiles and refrigerated vehicles and the engineering of purification, medical treatment, food sanitation and the like, and is generally produced by superposing polymer resin and glass fiber, then rolling and pressing and finally performing hot compression molding.
At present, the existing device generally has the following defects when hot pressing is carried out on a laminated FRP flat plate: 1. the existing device can only roll and mold FRP flat plates with the same specification, and can not perform corresponding adjustment according to the number of arc-shaped bulges actually required by the FRP flat plates, so that the use flexibility of the device is reduced, the re-pressing treatment can not be performed on the arc-shaped bulges molded by rolling, the arc-shaped bulges are easy to rebound, and the molding effect of the FRP flat plates is reduced; 2. the existing device can not extrude the air in the FRP flat plate before the FRP flat plate is hot-pressed, and the FRP flat plate is easy to have an uneven phenomenon after hot-press forming.
Disclosure of Invention
The hot pressing device for processing the FRP flat plate can solve the problems in hot pressing of the overlapped FRP flat plate.
According to the technical scheme, the hot pressing device for processing the FRP flat plate comprises a hot pressing frame, a flattening mechanism, a pressing mechanism, a heating block and a closing cover, wherein the flattening mechanism is arranged in the hot pressing frame close to the left side and connected with the inner wall of the hot pressing frame, the pressing mechanism is arranged on the right side of the flattening mechanism and connected with the inner wall of the hot pressing frame, the heating block is symmetrically arranged on the upper side and the lower side of the pressing mechanism and fixedly connected with the inner end of the side wall of the hot pressing frame, and the closing cover is clamped at the upper end of the hot pressing frame.
The smoothing mechanism comprises a square plate, a smoothing frame, an extrusion block, an extrusion plate, an adjusting screw rod, a scraping unit and a transmission roller, wherein the square plate is fixedly connected between the inner ends of the front side wall and the rear side wall of the hot pressing frame, the smoothing frame is installed at the upper end of the square plate, the extrusion block is installed at the inner end of the lower side wall of the smoothing frame, the extrusion block is of a V-shaped structure, the extrusion plate is arranged above the extrusion block, the extrusion plate is slidably penetrated through the upper side wall of the smoothing frame, the structure of the extrusion plate is consistent with the shape of the extrusion block, an auxiliary plate is installed in the middle of the right end of the extrusion plate, the adjusting screw rod is in threaded connection with the middle of the auxiliary plate, the lower end of the adjusting screw rod is rotatably connected with the smoothing frame through a bearing, the scraping unit is symmetrically installed at the front and the rear of the right end of the smoothing frame, the transmission roller is rotatably connected with the side wall of the hot pressing frame, when the flat plate works in detail, one end of the flat plate which is manually inserted into the left side wall of the hot pressing frame, later pass between follow extrusion block and the stripper plate, pass again between two scraping units from, then pass between two driving rollers and be connected with die mould mechanism, artifical start-up heating piece, artifical adjusting screw that rotates, adjusting screw drives stripper plate and extrusion block cooperation, thereby compress tightly the flat board of coincide FRP and smooth, extrude the dull and stereotyped bubble of coincide FRP, thereby the phenomenon of bubble appears after avoiding the dull and stereotyped hot pressing of FRP, the dull and stereotyped hot briquetting's of FRP effect has been improved, scrape the unit and strike off the dull and stereotyped glue that produces when strikeing flat processing of coincide FRP, the driving roller carries out the roll-in processing to the flat board of coincide FRP.
The profiling mechanism comprises a plastic plate, a sliding block, a cylindrical rod, a lower pressing plate, a lower pressing spring, a rolling unit, a connecting plate, a locking screw and a re-pressing unit, wherein the plastic plate is fixedly connected between the inner ends of the front side wall and the rear side wall of the hot pressing frame, a plurality of uniformly distributed plastic grooves are formed in the upper end of the plastic plate, sliding through holes are symmetrically formed in the front side wall and the rear side wall of the hot pressing frame, the wall of each sliding through hole is connected with the sliding block in a sliding manner, the cylindrical rod is rotatably connected to the middle part of the sliding block through a bearing, the sliding through hole is formed in the upper wall of the sliding through hole, the lower pressing plate is slidably connected inside the sliding through hole, the lower pressing spring is fixedly connected between the upper end of the lower pressing plate and the sliding through groove, a connecting opening is formed in one end, close to the middle part of the hot pressing frame, of the cylindrical rod, on the front side, a threaded through hole is provided with the locking screw, the connecting plate is slidably connected inside the connecting opening, the connecting plate is in threaded connection with the locking screw, the rolling unit is connected to the rear end of the connecting plate in a sliding mode, the rear end of the rolling unit is fixedly connected with the cylindrical rod located on the rear side, the repressing unit is arranged on the right side of the rolling unit and fixedly connected with the inner side wall of the hot pressing frame, when the device works in detail, the overlapped FRP flat plate which is manually wound from the upper side of the transmission roller penetrates through the position between the plastic plate and the rolling unit and then penetrates out of the position between the plastic plate and the repressing unit, then the FRP flat plate penetrates through the hot pressing frame to be connected with an existing transmission device in the outside, the transmission device drives the FRP flat plate to move, when the FRP flat plate is pressed through the position between the plastic plate and the rolling unit, the rolling unit presses the FRP flat plate out of a plurality of arc-shaped bulges, the plastic function is achieved, the repressing unit represses the FRP flat plate after being molded, the phenomenon that the FRP flat plate rebounds is avoided, and the forming effect of the FRP flat plate is guaranteed.
As a preferred technical scheme of the invention, the scraping unit comprises a scraping frame, a scraping plate, edge sealing blocks, compression springs and edge sealing rollers, the scraping frame is mounted at the right end of the smoothing frame and is of a U-shaped structure, the opening of the scraping frame is far away from the side wall of the hot-pressing frame, edge sealing grooves are symmetrically formed in the inner ends of the upper side wall and the lower side wall of the scraping frame, the edge sealing blocks are connected in a sliding mode inside the edge sealing grooves, the compression springs are fixedly connected between the edge sealing blocks and the edge sealing grooves, one end, far away from the compression springs, of each edge sealing block is rotatably connected with a plurality of edge sealing rollers which are linearly and uniformly distributed, the scraping plate is arranged on one side, close to the side wall of the hot-pressing frame, of the two edge sealing blocks, the scraping plate and the scraping frame are fixedly connected in an inclined mode, during specific work, a superposed FRP flat plate which passes through the extrusion blocks and the extrusion plate manually passes through the upper edge sealing blocks and the lower edge sealing blocks, the compression springs drive the edge sealing rollers to clamp the two sides of the superposed FRP flat plate through the edge sealing blocks, when the dull and stereotyped removal of coincide FRP, the banding roller rolls the banding to the dull and stereotyped both sides of coincide FRP, strikes off the unnecessary glue of the dull and stereotyped both sides of FRP that the board will coincide and strikes off, avoids influencing the shaping effect.
As a preferred technical scheme of the invention, the rolling unit comprises a rotating rod, rolling wheels, a clamping joint and a clamping spring, wherein the rotating rod is arranged at one end, close to the middle part of the hot pressing frame, of the cylindrical rod at the rear side, the rotating rod is connected with a plurality of rolling wheels which are uniformly distributed in a linear mode in a sliding mode on the outer surface of the rotating rod, the rolling wheels are of an annular structure, a plurality of clamping grooves which are uniformly distributed in the circumferential direction are formed in the inner walls of the rolling wheels, the clamping joint is connected with the clamping joint in a sliding mode inside the clamping grooves, the clamping spring is fixedly connected between one end, far away from the rotating rod, of the clamping joint and the clamping grooves, a plurality of semicircular grooves which are uniformly distributed in the circumferential direction are formed in the outer surface of the rotating rod, a U-shaped opening is formed in the front end of the rotating rod and is matched with the connecting plate in a sliding mode, when the rolling unit works, the rotating rod is manually lifted up through the cylindrical rod according to the number of arc-shaped bulges actually required by the FRP plate, the manual work is with corresponding rolling wheel slip on the dwang, rolling wheel drives joint head and half slot cooperation, the joint spring presses the joint head to the half slot in, thereby fix a position rolling wheel, it is manual with the dwang reset, the holding down spring carries on spacingly through holding down plate to the sliding block, rolling wheel and corresponding type of moulding groove cooperation, the manual work is with linking the board insert between U type opening and the connection opening, and rotation locking screw, the dwang is connected through the cylinder pole of linking board and front side, dwang pivoted stability has been improved, realize the dull and stereotyped function of hot pressing out different specification FRP, the flexibility of device use has been improved.
As a preferable technical proposal of the invention, the repressing unit comprises a rectangular rod, a rotating roller, a U-shaped frame, a positioning screw rod and a repressing roller, a rectangular rod is fixedly connected between the inner ends of the front side wall and the rear side wall of the hot-pressing frame, the lower end of the rectangular rod is rotatably connected with a rotating roller, the upper end of the rectangular rod is slidably connected with a plurality of U-shaped frames which are linearly and uniformly distributed, the openings of the U-shaped frames face downwards, the middle part of the upper end of each U-shaped frame is in threaded connection with a positioning screw rod, the lower end of each positioning screw rod penetrates through the corresponding U-shaped frame and is in threaded fit with the corresponding rectangular rod, the lower end of the right side wall of each U-shaped frame is provided with a re-pressing roller through the rotating frame, when the hot-pressing frame works, according to the actual required number of arc-shaped bulges of the FRP flat plate, a corresponding U-shaped frame is manually connected onto the rectangular rod through the positioning screw, the rotating roller rolls the plastic FRP flat plate after molding, the compound pressing roller rolls the arc-shaped bulges formed by hot pressing again, and the phenomenon of resilience of the arc-shaped bulges is avoided.
As a preferable technical scheme of the invention, the left side of the end, away from the compression spring, of the edge sealing block is provided with an inclined surface, and during specific work, the inclined surface is convenient for the overlapped FRP flat plate to pass through and is easy to remove the inside of the overlapped FRP flat plate.
As a preferred technical scheme of the invention, a slope is arranged at one side of the left end of the extrusion block close to the flattening frame, and when the device works, the slope is convenient for the overlapped FRP flat plate to pass through and is convenient for rolling the two sides of the overlapped FRP flat plate.
As a preferred technical scheme of the invention, the left side wall and the right side wall of the hot-pressing frame are symmetrically provided with feeding through holes, and during specific work, the overlapped FRP flat plate is manually inserted into the feeding through holes on the left side, sequentially passes through the flattening mechanism and the profiling mechanism, and then passes out of the feeding through holes on the right side.
As a preferred technical scheme of the invention, the blanking through hole is formed below the scraping plate and is positioned on the lower side wall of the scraping frame, and during specific work, glue scraped by the scraping plate falls through the blanking through hole, so that the phenomenon of glue accumulation is avoided, and the influence on the FRP flat plate forming is reduced.
The hot-pressing device for processing the FRP flat plate, provided by the invention, has the beneficial effects that the flattening mechanism can extrude air in the FRP flat plate before the FRP flat plate is hot-pressed, so that the phenomenon that the FRP flat plate is uneven after hot-pressing forming is avoided, and the forming effect of the FRP flat plate is improved.
2. According to the hot-pressing device for processing the FRP flat plate, the excessive glue generated during the superposition rolling of the FRP flat plate can be scraped by the flattening mechanism, so that the influence on the forming of the FRP flat plate is avoided.
3. According to the hot-pressing device for processing the FRP flat plate, the adopted profiling mechanism can be correspondingly adjusted according to the number of the arc-shaped bulges actually required by the FRP flat plate, so that the FRP flat plate is subjected to rolling molding, the flexibility of the device is improved, the re-pressing treatment can be performed on the arc-shaped bulges subjected to rolling molding, the phenomenon of springback of the arc-shaped bulges is avoided, and the forming effect of the FRP flat plate is ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a first perspective schematic view of the hot pressing frame, the flattening mechanism, the profiling mechanism and the heating block of the present invention.
Fig. 3 is a schematic second perspective view of the hot pressing frame, the flattening mechanism, the profiling mechanism and the heating block according to the present invention.
Fig. 4 is a front view of the present invention.
Fig. 5 is a side view of the present invention.
Fig. 6 is a cross-sectional view a-a of fig. 5 of the present invention.
Fig. 7 is a cross-sectional view of B-B of fig. 4 in accordance with the present invention.
Fig. 8 is a cross-sectional view of C-C of fig. 4 in accordance with the present invention.
Fig. 9 is an enlarged view of the invention at N in fig. 6.
Fig. 10 is an enlarged view at X in fig. 7 of the present invention.
Fig. 11 is an enlarged view of the invention at D in fig. 8.
FIG. 12 is a schematic view of the structure of the plastic plate, rectangular bar, U-shaped frame, positioning screw and laminating roller of the present invention.
In the figure: 1. hot pressing the frame; 11. a feed through hole; 2. a smoothing mechanism; 21. a square plate; 22. flattening the frame; 23. extruding the block; 24. a pressing plate; 25. adjusting the screw rod; 26. a scraping unit; 261. scraping the frame; 2611. a blanking through hole; 262. scraping the plate; 263. edge sealing blocks; 264. a compression spring; 265. edge sealing rollers; 27. a driving roller; 3. a profiling mechanism; 31. a plastic plate; 32. a slider; 33. a cylindrical rod; 34. a lower pressing plate; 35. pressing down the spring; 36. a rolling unit; 361. rotating the rod; 362. rolling wheels; 363. a clamping head; 364. clamping a spring; 37. connecting plates; 38. locking the screw rod; 39. a re-pressing unit; 391. a rectangular bar; 392. a rotating roller; 393. a U-shaped frame; 394. positioning a screw rod; 395. laminating rollers; 4. a heating block; 5. the lid is closed.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1-2, a hot press unit for processing an FRP (fiber reinforced plastic) flat plate comprises a hot-pressing frame 1, a flattening mechanism 2, a profiling mechanism 3, a heating block 4 and a closing cover 5, wherein feeding through holes 11 are symmetrically formed in the left side wall and the right side wall of the hot-pressing frame 1, the flattening mechanism 2 is arranged inside the hot-pressing frame 1 close to the left side, the flattening mechanism 2 is connected with the inner wall of the hot-pressing frame 1, the profiling mechanism 3 is arranged on the right side of the flattening mechanism 2, the profiling mechanism 3 is connected with the inner wall of the hot-pressing frame 1, the heating block 4 is symmetrically arranged on the upper side and the lower side of the profiling mechanism 3, the heating block 4 is fixedly connected with the inner end of the side wall of the hot-pressing frame 1, and the closing cover 5 is clamped at the upper end of the hot-pressing frame 1.
Referring to fig. 6, 8 and 11, the smoothing mechanism 2 includes a square plate 21, a smoothing frame 22, an extrusion block 23, an extrusion plate 24, an adjusting screw 25, a scraping unit 26 and a driving roller 27, the square plate 21 is fixedly connected between the inner ends of the front and rear side walls of the hot-press frame 1, the smoothing frame 22 is installed at the upper end of the square plate 21, the extrusion block 23 is installed at the inner end of the lower side wall of the smoothing frame 22, the extrusion block 23 is in a V-shaped structure, a slope is arranged at one side of the left end of the extrusion block 23 close to the smoothing frame 22, the extrusion plate 24 is arranged above the extrusion block 23, the extrusion plate 24 is slidably penetrated through the upper side wall of the smoothing frame 22, the structure of the extrusion plate 24 is consistent with the shape of the extrusion block 23, an auxiliary plate is installed at the middle part of the right end of the extrusion plate 24, the adjusting screw 25 is in threaded connection with the middle part of the auxiliary plate, the lower end of the adjusting screw 25 is rotatably connected with the smoothing frame 22 through a bearing, the scraping unit 26 is symmetrically installed at the front and back of the right end of the smoothing frame 22, the driving rollers 27 are symmetrically arranged on the right side of the flattening frame 22 from top to bottom, the driving rollers 27 are rotatably connected with the side wall of the hot-pressing frame 1, during specific work, one end of the overlapped FRP flat plate manually penetrates through the feeding through hole 11 on the left side of the hot-pressing frame 1, then penetrates through the extrusion block 24 and the extrusion plate 25, then penetrates through the two scraping units 27, then penetrates through the two driving rollers 27 to be connected with the profiling mechanism 3, the heating block 4 is manually started, the adjusting screw 26 is manually rotated, the adjusting screw 26 drives the extrusion plate 25 to be matched with the extrusion block 24, so that the overlapped FRP flat plate is compressed and flattened, bubbles in the overlapped FRP flat plate are extruded, the phenomenon of bubbles after the FRP flat plate is hot-pressed is avoided, the hot-press molding effect of the FRP flat plate is improved, glue generated when the overlapped FRP flat plate is flattened by the scraping units 27, the driving rollers 27 roll the overlapped FRP flat plate, the sloping surface of the extrusion block 24 facilitates the penetration of the laminated FRP flat plate and facilitates the rolling treatment of the two sides of the laminated FRP flat plate.
Referring to fig. 11, the scraping unit 26 includes a scraping frame 261, a scraping plate 262, a sealing edge block 263, a pressing spring 264 and a sealing edge roller 265, the scraping frame 261 is installed at the right end of the smoothing frame 22, the scraping frame 261 is of a U-shaped structure, the opening of the scraping frame 261 is far away from the side wall of the hot-pressing frame 1, sealing edge grooves are symmetrically formed in the inner ends of the upper and lower side walls of the scraping frame 261, the sealing edge blocks 263 are slidably connected in the sealing edge grooves, the pressing spring 264 is fixedly connected between the sealing edge blocks 263 and the sealing edge grooves, the left side of the sealing edge block 263 far away from the end of the pressing spring 264 is provided with an inclined surface, one end of the sealing edge block 263 far away from the pressing spring 264 is rotatably connected with a plurality of sealing edge rollers 265 which are uniformly distributed linearly, one of two sealing edge blocks 263 close to the side wall of the hot-pressing frame 1 is provided with the scraping plate 262 together, the scraping plate 262 and the scraping frame 261 are fixedly connected in an inclined manner, a through hole 2611 is arranged below the scraping plate 262, the through hole 2611 is located on the lower side wall of the scraping frame 261, during specific work, the overlapped FRP flat plate which passes between the extrusion block 24 and the extrusion plate 25 manually passes through the upper sealing block 263 and the lower sealing block 263, the compression spring 264 drives the sealing roller 265 to clamp two sides of the overlapped FRP flat plate through the sealing block 263, when the overlapped FRP flat plate moves, the sealing roller 265 rolls and seals two sides of the overlapped FRP flat plate, the scraping plate 262 scrapes off redundant glue on two sides of the overlapped FRP flat plate, the influence on the forming effect is avoided, the overlapped FRP flat plate can pass through the inclined plane of the sealing block 263 conveniently, the glue scraped by the scraping plate 262 falls through the blanking through hole 2611, the phenomenon that the glue is accumulated is avoided, and the influence on the flat plate forming is reduced.
Referring to fig. 6, 7, 9 and 10, the profiling mechanism 3 includes a plastic plate 31, a sliding block 32, a cylindrical rod 33, a lower pressing plate 34, a lower pressing spring 35, a rolling unit 36, a connecting plate 37, a locking screw 38 and a re-pressing unit 39, the plastic plate 31 is fixedly connected between the inner ends of the front and rear side walls of the hot-pressing frame 1, a plurality of uniformly distributed plastic grooves are formed at the upper end of the plastic plate 31, sliding through holes are symmetrically formed at the front and rear side walls of the hot-pressing frame 1, the sliding block 32 is slidably connected to the wall of the sliding through hole, the cylindrical rod 33 is rotatably connected to the middle part of the sliding block 32 through a bearing, a sliding groove is formed on the upper wall of the sliding through hole, the lower pressing plate 34 is slidably connected to the inside of the sliding groove, the lower pressing spring 35 is fixedly connected between the upper end of the lower pressing plate 34 and the sliding groove, a connecting opening is formed at one end of the cylindrical rod 33 near the middle part of the hot-pressing frame 1 at the front side, a threaded through hole is formed on the side wall of the connecting opening, the inner part of the threaded through hole is in threaded connection with a locking screw 38, the inner part of the connecting opening is in sliding connection with a connecting plate 37, the connecting plate 37 is in threaded connection with the locking screw 38, the rear end of the connecting plate 37 is in sliding connection with a rolling unit 36, the rear end of the rolling unit 36 is fixedly connected with the cylindrical rod 33 positioned at the rear side, a repressing unit 39 is arranged on the right side of the rolling unit 36, the repressing unit 39 is fixedly connected with the inner side wall of the hot-pressing frame 1, during specific work, a superposed FRP flat plate which bypasses above the transmission roller 28 manually passes through the space between the plastic plate 31 and the rolling unit 36, then passes through the space between the plastic plate 31 and the repressing unit 39 and then passes through the feeding through hole 11 at the right side to be connected with an existing transmission device outside, the transmission device drives the FRP flat plate to move, when the FRP flat plate passes through the space between the plastic plate 31 and the rolling unit 36, the rolling unit 36 presses the FRP flat plate into a plurality of arc bulges, thereby realizing the function of molding, the repressing unit 39 represses the molded FRP flat plate, so that the phenomenon of resilience of the molded FRP flat plate is avoided, and the molding effect of the FRP flat plate is ensured.
Referring to fig. 10, the rolling unit 36 includes a rotating rod 361, a rolling wheel 362, a clamping head 363 and a clamping spring 364, the rotating rod 361 is installed at one end of the cylindrical rod 33 near the middle of the hot-pressing frame 1, the outer surface of the rotating rod 361 is slidably connected with a plurality of rolling wheels 362 which are uniformly distributed in a linear manner, the rolling wheels 362 are in an annular structure, a plurality of clamping grooves which are uniformly distributed in a circumferential direction are formed in the inner wall of the rolling wheel 362, the clamping head 363 is slidably connected inside the clamping grooves, the clamping spring 364 is fixedly connected between one end of the clamping head 363 far away from the rotating rod 361 and the clamping grooves, a plurality of semicircular grooves which are uniformly distributed in a circumferential direction are formed in the outer surface of the rotating rod 361, the semicircular grooves are in clamping fit with the clamping head 363, a U-shaped opening is formed in the front end of the rotating rod 361, the U-shaped opening is in sliding fit with the connecting plate 37, during specific work, the rotating rod 361 is manually lifted according to the number of arc-shaped protrusions actually required by the FRP plate, the rotating rod 361 drives the sliding block 32 to ascend through the cylindrical rod 33, the corresponding rolling wheel 362 slides on the rotating rod 361 manually, the rolling wheel 362 drives the clamping joint 363 to be matched with the semicircular groove, the clamping joint 363 is pressed into the semicircular groove by the clamping spring 364, thereby positioning the rolling wheel 362, manually resetting the rotating rod 361, limiting the sliding block 32 by the pressing spring 35 through the pressing plate 34, matching the rolling wheel 362 with the corresponding molding groove, manually inserting the connecting plate 37 between the U-shaped opening and the connecting opening, and the locking screw 38 is rotated, the rotating rod 361 is connected with the cylindrical rod 33 at the front side through the connecting plate 37, the rotating stability of the rotating rod 361 is improved, the function of hot-pressing FRP flat plates with different specifications is realized, the use flexibility of the device is improved, when the rolling wheel 362 is replaced, the card connector 363 can be moved out of the semicircular groove by horizontal force, so that the rolling wheel 362 can be taken out of the rotating rod 361.
Referring to fig. 9, the repressing unit 39 comprises a rectangular rod 391, a rotating roller 392, a U-shaped frame 393, a positioning screw 394 and a repressing roller 395, the rectangular rod 391 is fixedly connected between the inner ends of the front and rear side walls of the hot-pressing frame 1, the rotating roller 392 is rotatably connected to the lower end of the rectangular rod 391, the upper end of the rectangular rod 391 is slidably connected with a plurality of U-shaped frames 393 which are uniformly distributed linearly, the opening of the U-shaped frame 393 is downward, the positioning screw 394 is connected to the middle part of the upper end of the U-shaped frame 393 in a threaded manner, the lower end of the positioning screw 394 penetrates through the U-shaped frame 393 and is in threaded fit with the rectangular rod 391, the repressing roller 395 is installed at the lower end of the right side wall of the U-shaped frame 393 through the rotating frame, in specific work, according to the number of arc-shaped protrusions actually required by the FRP plate, the corresponding U-shaped frame 393 is manually connected to the rectangular rod 391 through the positioning screw 394, the rotating roller 392 rolls the molded FRP plate, the repressing roller 395 rolls the arc-shaped protrusions which are formed by the repressing roller 395 again, the phenomenon of springback of the arc-shaped bulge is avoided.
When in laying: s1: according to the actual required number of the arc-shaped bulges of the FRP flat plate, the rotating rod 361 is manually lifted, the rotating rod 361 drives the sliding block 32 to ascend through the cylindrical rod 33, the corresponding rolling wheel 362 manually slides on the rotating rod 361, the rolling wheel 362 drives the clamping head 363 to be matched with the semicircular groove, the clamping spring 364 presses the clamping head 363 into the semicircular groove, the rolling wheel 362 is positioned, the rotating rod 361 is manually reset, the pressing spring 35 limits the sliding block 32 through the pressing plate 34, the rolling wheel 362 is matched with the corresponding molding groove, the connecting plate 37 is manually inserted between the U-shaped opening and the connecting opening and rotates the locking screw 38, the rotating rod 361 is connected with the cylindrical rod 33 on the front side through the connecting plate 37, the corresponding U-shaped frame 393 is manually connected onto the rectangular rod 391 through the positioning screw 394, and the rotating roller 392 rolls the molded FRP flat plate.
S2: the overlapped FRP flat plate is manually penetrated through the feeding through hole 11 on the left side, then penetrates through the space between the extrusion block 24 and the extrusion plate 25, and then penetrates through the space between the upper edge sealing block 263 and the lower edge sealing block 263, the compression spring 264 drives the edge sealing roller 265 to clamp the two sides of the overlapped FRP flat plate, then sequentially penetrates through the space between the two transmission rollers 28, the space between the rolling wheel 362 and the plastic plate 31 and the space between the re-pressing roller 395 and the plastic plate 31, penetrates out of the feeding through hole 11 on the right side and is connected with the existing transmission device outside, the adjusting screw 26 is manually rotated, the adjusting screw 26 drives the extrusion plate 25 to be matched with the extrusion block 24, and then the closing cover 5 is covered on the upper end of the hot pressing frame 1.
S3: the transmission device is started manually, the transmission device drives the FRP flat plate to move, the extruding plate 25 and the extruding block 24 extrude bubbles in the overlapped FRP flat plate, the edge sealing rollers 265 roll and seal the two sides of the overlapped FRP flat plate, the scraping plate 262 scrapes redundant glue on the two sides of the overlapped FRP flat plate, the rolling wheels 362 roll and mould the overlapped FRP flat plate, and the re-rolling rollers 395 roll and mould the moulded FRP flat plate again.
S4: and manually cutting the cooled hot-press formed FRP flat plate through the existing cutting equipment, and intensively placing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a dull and stereotyped hot press unit for processing of FRP, includes hot-pressing frame (1), smooths mechanism (2), die mould mechanism (3), heating block (4) and closing lid (5), its characterized in that: a flattening mechanism (2) is arranged in the hot pressing frame (1) close to the left side, the flattening mechanism (2) is connected with the inner wall of the hot pressing frame (1), a profiling mechanism (3) is arranged on the right side of the flattening mechanism (2), the profiling mechanism (3) is connected with the inner wall of the hot pressing frame (1), heating blocks (4) are symmetrically arranged on the upper side and the lower side of the profiling mechanism (3), the heating blocks (4) are fixedly connected with the inner end of the side wall of the hot pressing frame (1), and a closing cover (5) is clamped at the upper end of the hot pressing frame (1); wherein:
the smoothing mechanism (2) comprises a square plate (21), a smoothing frame (22), an extrusion block (23), an extrusion plate (24), an adjusting screw (25), a scraping unit (26) and a transmission roller (27), wherein the square plate (21) is fixedly connected between the inner ends of the front side wall and the rear side wall of the hot pressing frame (1), the smoothing frame (22) is installed at the upper end of the square plate (21), the extrusion block (23) is installed at the inner end of the lower side wall of the smoothing frame (22), the extrusion block (23) is of a V-shaped structure, the extrusion plate (24) is arranged above the extrusion block (23), the extrusion plate (24) is in sliding penetration with the upper side wall of the smoothing frame (22), the structure of the extrusion plate (24) is consistent with that of the extrusion block (23), an auxiliary plate is installed in the middle of the right end of the extrusion plate (24), the adjusting screw (25) is in threaded connection with the middle of the auxiliary plate, the lower end of the adjusting screw (25) is rotatably connected with the smoothing frame (22) through a bearing, scraping units (26) are symmetrically arranged at the front and the back of the right end of the flattening frame (22), driving rollers (27) are symmetrically arranged at the upper and the lower parts of the right side of the flattening frame (22), and the driving rollers (27) are rotatably connected with the side wall of the hot pressing frame (1);
the profiling mechanism (3) comprises a plastic plate (31), a sliding block (32), a cylindrical rod (33), a lower press plate (34), a lower press spring (35), a rolling unit (36), a connecting plate (37), a locking screw (38) and a re-pressing unit (39), wherein the plastic plate (31) is fixedly connected between the inner ends of the front side wall and the rear side wall of the hot press frame (1), a plurality of uniformly distributed plastic grooves are formed in the upper end of the plastic plate (31), sliding through holes are symmetrically formed in the front side wall and the rear side wall of the hot press frame (1), the sliding block (32) is slidably connected with the wall of the sliding through hole, the cylindrical rod (33) is rotatably connected in the middle of the sliding block (32) through a bearing, a sliding groove is formed in the upper wall of the sliding through hole, the lower press plate (34) is slidably connected in the sliding groove, the lower press spring (35) is fixedly connected between the upper end of the lower press plate (34) and the sliding groove, and a connecting opening is formed in one end, close to the middle of the cylindrical rod (33) of the hot press frame (1), which is positioned on the front side, the side wall of the connecting opening is provided with a threaded through hole, the inside of the threaded through hole is in threaded connection with a locking screw rod (38), the inside of the connecting opening is in sliding connection with a connecting plate (37), the connecting plate (37) is in threaded connection with the locking screw rod (38), the rear end of the connecting plate (37) is in sliding connection with a rolling unit (36), the rear end of the rolling unit (36) is fixedly connected with the cylindrical rod (33) positioned at the rear side, the right side of the rolling unit (36) is provided with a re-pressing unit (39), and the re-pressing unit (39) is fixedly connected with the inner side wall of the hot-pressing frame (1);
the scraping unit (26) comprises a scraping frame (261), a scraping plate (262), an edge sealing block (263), a pressing spring (264) and an edge sealing roller (265), the scraping frame (261) is installed at the right end of the leveling frame (22), the scraping frame (261) is of a U-shaped structure, the opening of the scraping frame (261) is far away from the side wall of the hot-pressing frame (1), edge sealing grooves are symmetrically formed in the inner ends of the upper side wall and the lower side wall of the scraping frame (261), edge sealing blocks (263) are slidably connected inside the edge sealing grooves, compression springs (264) are fixedly connected between the edge sealing blocks (263) and the edge sealing grooves, one ends, far away from the compression springs (264), of the edge sealing blocks (263) are rotatably connected with a plurality of edge sealing rollers (265) which are linearly and uniformly distributed, scraping plates (262) are jointly arranged on the two edge sealing blocks (263) close to the side wall of the hot-pressing frame (1), and the scraping plates (262) and the scraping frame (261) are fixedly connected in an inclined mode;
the rolling unit (36) comprises a rotating rod (361) and rolling wheels (362), the hot-pressing frame comprises a clamping connector (363) and a clamping spring (364), wherein a rotating rod (361) is installed at one end, close to the middle of the hot-pressing frame (1), of the cylindrical rod (33) at the rear side, the outer surface of the rotating rod (361) is connected with a plurality of rolling wheels (362) which are linearly and uniformly distributed in a sliding mode, each rolling wheel (362) is of an annular structure, a plurality of clamping grooves which are circumferentially and uniformly distributed are formed in the inner wall of each rolling wheel (362), the clamping connector (363) is connected to the inner portion of each clamping groove in a sliding mode, the clamping spring (364) is fixedly connected between one end, far away from the rotating rod (361), of each clamping connector (363) and each clamping groove, a plurality of semicircular grooves which are circumferentially and uniformly distributed are formed in the outer surface of the rotating rod (361), each semicircular groove is in clamping fit with the clamping connector (363), a U-shaped opening is formed in the front end of the rotating rod (361), and each U-shaped opening is in sliding fit with the connecting plate (37);
the double-pressing unit (39) comprises a rectangular rod (391), a rotating roller (392), U-shaped frames (393), a positioning screw rod (394) and double-pressing rollers (395), the inner ends of the front side wall and the rear side wall of the hot-pressing frame (1) are fixedly connected with the rectangular rod (391), the lower end of the rectangular rod (391) is rotatably connected with the rotating roller (392), the upper end of the rectangular rod (391) is slidably connected with the plurality of U-shaped frames (393) which are linearly and uniformly distributed, the opening of each U-shaped frame (393) faces downwards, the middle part of the upper end of each U-shaped frame (393) is in threaded connection with the positioning screw rod (394), the lower end of each positioning screw rod (394) penetrates through the corresponding U-shaped frame (393) and is in threaded fit with the corresponding rectangular rod (391), and the lower end of the right side wall of each U-shaped frame (393) is provided with the double-pressing rollers (395) through the rotating frame.
2. The hot press apparatus for FRP slab processing according to claim 1, wherein: an inclined plane is arranged on the left side of one end, far away from the pressing spring (264), of the edge sealing block (263).
3. The hot press apparatus for FRP slab processing according to claim 1, wherein: and a slope surface is arranged on one side of the left end of the extrusion block (23) close to the flattening frame (22).
4. The hot press apparatus for FRP slab processing according to claim 1, wherein: the left side wall and the right side wall of the hot pressing frame (1) are symmetrically provided with feeding through holes (11).
5. The hot press apparatus for FRP slab processing according to claim 1, wherein: a blanking through hole (2611) is arranged below the scraping plate (262), and the blanking through hole (2611) is positioned on the lower side wall of the scraping frame (261).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110962299.9A CN113580549B (en) | 2021-08-20 | 2021-08-20 | Hot press unit is used in dull and stereotyped processing of FRP |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110962299.9A CN113580549B (en) | 2021-08-20 | 2021-08-20 | Hot press unit is used in dull and stereotyped processing of FRP |
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| CN113580549B true CN113580549B (en) | 2022-03-11 |
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| GB1505837A (en) * | 1974-07-04 | 1978-03-30 | Kroyer St Annes Ltd Karl | Method and apparatus for moulding a ribbed or studded sheet form a compressible mouldable material |
| US4469656A (en) * | 1981-04-24 | 1984-09-04 | United States Gypsum Company | Method for forming embossed acoustical tile |
| AT411450B (en) * | 1997-10-21 | 2004-01-26 | Berndorf Band Ges M B H | DEVICE FOR CONTINUOUSLY PRODUCING FLAT MATERIALS |
| CN210679711U (en) * | 2019-09-12 | 2020-06-05 | 上海鑫水机械有限公司 | Embossing device for rubber products |
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| US4021169A (en) * | 1971-12-23 | 1977-05-03 | Heilmayr Peter F | Apparatus for the manufacture of siding |
| DE10221522A1 (en) * | 2002-05-14 | 2003-12-04 | Marc Otto | Roll machine for tolerance and flatness correction of rigid polystyrene foam has rolls with knurled surfaces and a core roll surface spacing equal to a first nominal thickness of the foam product |
| DE10323941A1 (en) * | 2003-05-27 | 2004-12-30 | Heinrich Friedrich Schröder KG | Patterned flat plastic film production, in particular for linear Fresnel lenses, involves passing melt strip between belts which move around a forming roll followed by cooling plates |
| JP2014108616A (en) * | 2012-12-04 | 2014-06-12 | Sumitomo Rubber Ind Ltd | Apparatus and method for manufacturing member for tire molding, and tire manufacturing method |
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| CN113580549A (en) | 2021-11-02 |
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