CN110815795A - Continuous bending device for plastic plate - Google Patents
Continuous bending device for plastic plate Download PDFInfo
- Publication number
- CN110815795A CN110815795A CN201911260385.4A CN201911260385A CN110815795A CN 110815795 A CN110815795 A CN 110815795A CN 201911260385 A CN201911260385 A CN 201911260385A CN 110815795 A CN110815795 A CN 110815795A
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- Prior art keywords
- bending
- platform
- bending device
- plastic
- pinch roller
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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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/04—Bending or folding of plates or sheets
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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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention relates to the technical field of plastic bending machines, in particular to a plastic plate continuous bending device, which can not perform continuous bending and has long production period and comprises a bending device, a feeding platform and a shaping platform, the bending device is positioned between the feeding platform and the shaping platform and comprises a chain plate strip, a conveying pressing wheel, a heating device and a bending guide plate, the chain plate strip is driven by a transmission motor through a belt to drive a tension pulley to rotate so as to provide power, the bending guide plate is a rectangular thin plate, one end of the bending guide plate is attached to the surface of the operating platform, the other end of the bending guide plate is perpendicular to the operating platform to form an arc-shaped plate with a slope, limiting devices are arranged on the feeding platform and the shaping platform to realize continuous bending, and can carry out different sections of bending and shaping simultaneously, shorten production cycle, have good development prospect in plastics bender technical field.
Description
Technical Field
The invention relates to the technical field of plastic bending machines, in particular to a continuous plastic plate bending device.
Background
Present cavity board plastics bender implementation mode is for adopting the mode of length customization, just decide the customization 3 meters if 3 meters of demand, 6 meters of demand just customize 6 meters, and equipment production length has the limitation, occupies a large amount of spaces, does not especially exceed the equipment more than 6 meters on the existing market, and the production mode adopts integrative once to bend, finalizes the design again, bends and the design process is separated, and production cycle time is long, can not continuous production, and length has the restriction, consequently, low in production efficiency, with high costs.
Disclosure of Invention
Aiming at the situation, the invention provides a continuous bending device for plastic plates, which aims to overcome the defects of the prior art and solve the problems that the conventional bending device cannot continuously bend and has long production period.
The technical scheme includes that the continuous plastic plate bending device comprises a bending device, a feeding platform and a shaping platform, the plastic plate is fed into the bending device from the feeding platform, after being bent by the bending device, is discharged from the shaping platform and is shaped in the discharging process, the bending device is positioned between the feeding platform and the shaping platform and comprises a chain plate strip, a conveying pressing wheel, a heating device and a bending guide plate, the chain plate strip is driven by a transmission motor through a belt to rotate through a tensioning wheel to provide power, the plastic plate to be bent is conveyed between the chain plate strip and the conveying pressing wheel of the bending device, a bending line is positioned below the heating device, the plastic plate is softened under the hot air of the heating device, the purpose of bending under the action of the bending guide plate is achieved, the bending guide plate is a rectangular thin plate, one end of the bending guide plate is attached to the surface of an operating platform, and the other end of the bending guide plate is perpendicular to the operating platform, the feeding platform and the shaping platform are provided with limiting devices, the width of the limiting devices is adjustable, thereby adapting to plastic boards with different widths, the heating device and the transmission motor control the switch through the control cabinet, the plastic board to be bent is transmitted between the chain plate strip of the bending device and the transmission pinch roller, the chain plate strip provides the main power, the transmission pinch roller assists the plastic board to move forward in the process, the width of the limiting device on the feeding platform is adjusted to ensure that the bending line is positioned below the heating device, the plastic plate is softened under the hot air of the heating device, the purpose of bending under the action of the bending guide plate is achieved, when the plastic plates are conveyed to a shaping platform, the temperature of the bending part of the softened plastic plates is reduced, the purpose of shaping is achieved, when one plastic plate is bent at the rear half part, the part with the bent front end enters the shaping, and the plastic plates are bent continuously.
Further, the conveying pinch roller includes the application of force piece of top and the drive block of below, the one side of drive block orientation chain lath sets up the dead slot that the opening is decurrent, set up a plurality of conveying wheels in the dead slot, the application of force piece is solid metal block for aggravate the quality of conveying pinch roller, compress tightly the plastic slab and prevent its perk or skew, the conveying wheel truns into rolling friction by sliding friction in conveying pinch roller below, makes things convenient for the plastic slab to convey, application of force piece and drive block an organic whole are made.
Further, conveying pinch roller top is provided with the depression bar that is used for adjusting conveying pinch roller height, set up the bolt between depression bar and the conveying pinch roller, adjust it to the direction that is close to the conveying pinch roller through the bolt of screwing, compress tightly the conveying pinch roller, reduce the interval between conveying pinch roller and the link joint strip, be applied to the plastic slab of different thickness for the plastic slab when removing between conveying pinch roller and link joint strip, can not be because the space is great and the perk promptly, also can not lead to the resistance too big because too compressing tightly.
Furthermore, heating device is including heating air gun and air knife, and the wind-force size of hot-blast gun is adjusted through adjustment button on the switch board, the air knife is the cuboid that the inside has the cavity, air knife import and heating air gun export intercommunication and export towards the bending device plane, air knife opening width is between 0.15-0.25mm, and the heat of hot-blast gun directly blows on the bend line of plastic slab through the air knife opening, and the width is little to avoided the plastic slab large tracts of land to soften the line of bending that does not concentrate in bending and cause can not keep the level, the not enough problem of precision, but the energy saving reaches the purpose of high-efficient softened plastic slab department of bending simultaneously.
Furthermore, the air knife is connected with the conveying pressing wheel through the adjusting part, the upper surface of the conveying pressing wheel is provided with a long channel for fixing the adjusting part, the adjusting part is L-shaped, one end of the adjusting part is fixedly connected with the air knife, the other end of the adjusting part is connected with the long channel through a screw and moves in the long channel to adjust the distance between the air knife and the conveying pressing wheel, so that the position of the plastic plate corresponding to the air knife opening is changed, and the air knife is suitable for heating when plastic plates with different widths are bent.
Furthermore, guide grooves are formed in the feeding platform and the shaping platform, the limiting device comprises two positioning blocks which are parallel to each other, the positioning blocks are fixed to the feeding platform and the shaping platform through the guide grooves, and the distance between the two positioning blocks which are parallel to each other is adjusted through movement in the guide grooves, so that the plastic plates with different widths are suitable for bending.
Furthermore, a shaping driving wheel is arranged between the bending device and the shaping platform, so that the plastic plate is prevented from deforming.
Furthermore, the chain plate strip is made of steel, so that the chain plate strip is prevented from being thermally deformed when the heating device heats the plastic plate.
Furthermore, the end part of one end of the bending guide plate, which is flatly attached to the surface of the operating platform, is provided with a transition piece, and the thickness of the transition piece gradually decreases from the end part of the bending plate to the surface of the operating platform, so that a slope-shaped upper surface is formed, and the plastic plate can smoothly enter the bending guide plate.
The plastic plate bending machine has the technical effects that continuous bending is realized through the matching of the bending device and the two end platforms, the adjustable limiting device is suitable for bending plastic plates with different widths, the distance between the chain plate strip and the conveying pinch roller is adjusted to adapt to the plastic plates with different thicknesses, the air knife opening is small, the heating range is accurate, convenience is brought to the bending process, one device meets the bending work of the plastic plates with different scales, the cost is saved, the bending efficiency is high, the angle is accurate, the bending and shaping can be simultaneously carried out in different sections, and the production period is shortened.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic front view of the present invention.
FIG. 3 is a schematic side view of the present invention.
Fig. 4 is a schematic top view of the present invention.
1. The automatic bending machine comprises a feeding platform, 2 bending devices, 3 shaping platforms, 4 positioning blocks, 5 conveying pinch rollers, 6 air knives, 7 hot air guns, 8 bending guides, 9 shaping conveying wheels, 10 transmission motors, 11 belts, 12 tensioning wheels, 13 chain plates, 14 control cabinets, 15 compression bars, 16 guide grooves, 17 adjusting pieces, 18 conveying wheels and 19 transition pieces.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1 to 4, the continuous plastic plate bending device includes a bending device 2, a feeding platform 1 and a shaping platform 3, a plastic plate is fed from the feeding platform 1 to the bending device, is bent by the bending device, is discharged from the shaping platform 3 and is shaped in the discharging process, the bending device 2 is located between the feeding platform 1 and the shaping platform 3, a shaping driving wheel 9 is arranged between the bending device 2 and the shaping platform to prevent the plastic plate from deforming, the bending device includes a chain plate bar 13, a conveying pinch roller 5, a heating device and a bending guide plate 8, the chain plate bar 13 is made of steel material to prevent the chain plate bar from being thermally deformed when the heating device heats the plastic plate, the chain plate bar 13 is driven by a driving motor 10 through a belt 11 to rotate a tension pulley 12 to provide power, and the plastic plate to be chain-folded is conveyed between the bending device plate bar 13 and the conveying pinch roller 5, the line of bending is located heating device below, and the plastic slab softens under heating device's hot-blast, reaches the purpose of accomplishing the bending under the effect of deflector 8 of bending, deflector 8 of bending is the rectangle sheet metal, 8 one end of deflector of bending is pasted on the operation platform surface and the other end and operation platform perpendicular form the arc that has the slope, be provided with stop device on material loading platform 1 and the design platform 3, the stop device width is adjustable to the plastic slab that adapts to different width, heating device and driving motor pass through the switch is controlled to the switch, and the plastic slab that waits to bend is sent into the product according to stop device through the manual work, reachs between bending device cochain lath 13 and conveying pinch roller 5, and the motor drives the conveying wheel and conveys the product forward and conveys away after guaranteeing the invariable design of angle through design department, realizes the production of bending in succession, and length can not restricted function, conveying pinch roller 5 assists the plastic slab to move ahead at this in-process, through adjusting the width of stop device on the material loading platform, make the line of bending be located heating device below, the plastic slab softens under heating device's hot-blast, reach the purpose of accomplishing the bending under the effect of deflector 8 of bending, when sending to design platform, the partial temperature reduction of softening plastic slab bending, reach the purpose of design, when a plastic slab is bent at latter half, the part that the front end was bent and is accomplished gets into the design, the plastic slab is bent and is gone on in succession.
Example two: in one embodiment, the conveying pinch roller 5 comprises a force application block above and a transmission block below, one surface of the transmission block facing the chain plate strip 13 is provided with a hollow groove with a downward opening, a plurality of conveying wheels 18 are arranged in the hollow groove, the force application block is a solid metal block and is used for weighting the quality of the conveying pinch roller 5, a compression plastic plate is compressed to prevent the plastic plate from tilting or offsetting, the sliding friction of the conveying wheels 18 below the conveying pinch roller is converted into rolling friction to facilitate the conveying of the plastic plate, the force application block and the transmission block are integrally manufactured, a compression rod 15 used for adjusting the height of the conveying pinch roller 5 is arranged above the conveying pinch roller 5, a bolt is arranged between the compression rod 15 and the conveying pinch roller 5, the compression rod is adjusted in the direction close to the conveying pinch roller 5 by screwing the bolt, the conveying pinch roller is compressed, the distance between the conveying pinch roller and the chain, when the plastic plate moves between the conveying pinch roller and the chain plate strip, the plastic plate cannot be tilted due to large space, and the resistance cannot be too large due to too much compression.
In the above embodiment, the heating device includes a heating air gun 7 and an air knife 6, the wind power of the heating air gun 7 is adjusted by an adjusting button on a control cabinet 14, the air knife 6 is a cuboid with a cavity inside, the air knife inlet is communicated with the heating air gun outlet, the outlet faces the plane of the bending device, the opening width of the air knife 6 is 0.15-0.25mm, the heat of the heating air gun is directly blown on the bending line of the plastic plate through the air knife opening, the width is small, so that the problems that the bending line cannot be kept horizontal and the precision is not enough due to the fact that the lines of the plastic plate are not concentrated in large-area softening of the plastic plate are avoided, meanwhile, energy can be saved, the purpose of efficiently softening the bending part of the plastic plate is achieved, the air knife 6 is connected with a conveying pinch roller 5 through an adjusting piece 17, the upper surface of the conveying pinch roller 5 is provided with a long channel for fixing the adjusting piece 17, one end of the adjusting piece 17 is fixedly connected with the air knife 6, and the other end of the adjusting piece is connected with the long groove through a screw and moves in the long groove to adjust the distance between the air knife 6 and the conveying pinch roller 5 so as to change the position of the plastic plate corresponding to the air knife opening and adapt to heating when plastic plates with different widths are bent.
In the above embodiment, the feeding platform 1 and the shaping platform 3 are provided with the guide grooves 16, the limiting device includes two positioning blocks 4 parallel to each other, each positioning block 4 is fixed on the feeding platform 1 and the shaping platform 3 through the guide groove 16, and the distance between the two positioning blocks 4 parallel to each other is adjusted by moving in the guide groove, so as to adapt to bending of plastic boards with different widths.
In the above embodiment, the end of the bending guide plate 8, which is flatly attached to the surface of the operating platform, is provided with the transition piece, and the transition piece gradually reduces in thickness from the end of the bending plate to the plane of the operating platform to form a slope-shaped upper surface, so that the plastic plate smoothly enters the bending guide plate 8.
The plastic plate bending machine has the technical effects that continuous bending is realized through the matching of the bending device and the two end platforms, the adjustable limiting device is suitable for bending plastic plates with different widths, the distance between the chain plate strip and the conveying pinch roller is adjusted to adapt to the plastic plates with different thicknesses, the air knife opening is small, the heating range is accurate, convenience is brought to the bending process, one device meets the bending work of the plastic plates with different scales, the cost is saved, the bending efficiency is high, the angle is accurate, the bending and shaping can be simultaneously carried out in different sections, and the production period is shortened.
The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.
Claims (9)
1. Continuous bending device of plastic slab, including bending device (2), feeding platform (1) and design platform (3), its characterized in that, bending device (2) are located between feeding platform (1) and design platform (3), bending device includes chain lath (13), conveying pinch roller (5), heating device and deflector (8) of bending, chain lath (13) are passed through belt (11) by driving motor (10) and are driven take-up pulley (12) and rotate and provide power, deflector (8) of bending are the rectangle sheet metal, deflector (8) one end of bending is pasted in operation platform surface and the perpendicular arc that forms of the other end and operation platform and has the slope, be provided with stop device on feeding platform (1) and design platform (3).
2. The continuous bending device for plastic plates according to claim 1, wherein the conveying pinch roller (5) comprises an upper force application block and a lower transmission block, the transmission block is provided with a hollow groove with a downward opening on one side facing the chain slat (13), and a plurality of conveying wheels (18) are arranged in the hollow groove.
3. The continuous bending device for plastic plates according to claim 1 or 2, wherein a pressure lever (15) for adjusting the height of the conveying pinch roller (5) is arranged above the conveying pinch roller (5), and a bolt is arranged between the pressure lever (15) and the conveying pinch roller (5).
4. The plastic plate continuous bending device according to claim 1, wherein the heating device comprises a heating air gun (7) and an air knife (6), the air knife (6) is a cuboid with a cavity inside, an inlet of the air knife is communicated with an outlet of the heating air gun, the outlet of the air knife faces the plane of the bending device, and the opening width of the air knife (6) is 0.15-0.25 mm.
5. The plastic plate continuous bending device according to claim 1 or 4, wherein the air knife (6) is connected with the conveying pinch roller (5) through an adjusting piece (17), the upper surface of the conveying pinch roller (5) is provided with a long channel for fixing the adjusting piece (17), the adjusting piece (17) is L-shaped, one end of the adjusting piece (17) is fixedly connected with the air knife (6), and the other end of the adjusting piece (17) is connected with the long channel through a screw.
6. The continuous bending device for plastic plates according to claim 1, wherein the feeding platform (1) and the shaping platform (3) are provided with guide grooves (16), the limiting device comprises two mutually parallel positioning blocks (4), and each positioning block (4) is fixed on the feeding platform (1) and the shaping platform (3) through the guide groove (16).
7. Continuous bending device for plastic sheets according to claim 1, characterized in that a shaping transmission wheel (9) is arranged between the bending device (2) and the shaping platform.
8. Continuous bending device according to claim 1, characterized in that the chain bar (13) is made of steel.
9. The device for continuously bending plastic plates according to claim 1, wherein the end of the bending guide plate (8) lying flat against the operating platform surface is provided with a transition piece (19) having a ramp-like upper surface formed by a gradual reduction in thickness from the end of the bending plate to the transition of the operating platform surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911260385.4A CN110815795A (en) | 2019-12-10 | 2019-12-10 | Continuous bending device for plastic plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911260385.4A CN110815795A (en) | 2019-12-10 | 2019-12-10 | Continuous bending device for plastic plate |
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| Publication Number | Publication Date |
|---|---|
| CN110815795A true CN110815795A (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911260385.4A Pending CN110815795A (en) | 2019-12-10 | 2019-12-10 | Continuous bending device for plastic plate |
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| Country | Link |
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| CN (1) | CN110815795A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421078A (en) * | 2020-04-03 | 2020-07-17 | 谢敏 | Bending machine |
| CN111421713A (en) * | 2020-04-03 | 2020-07-17 | 谢敏 | Plastic forming machine and process thereof |
| CN112644002A (en) * | 2020-12-18 | 2021-04-13 | 常州市新创智能科技有限公司 | Automatic composite material rolling forming system and control method thereof |
-
2019
- 2019-12-10 CN CN201911260385.4A patent/CN110815795A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421078A (en) * | 2020-04-03 | 2020-07-17 | 谢敏 | Bending machine |
| CN111421713A (en) * | 2020-04-03 | 2020-07-17 | 谢敏 | Plastic forming machine and process thereof |
| CN111421713B (en) * | 2020-04-03 | 2022-06-28 | 东莞市弘利达环保科技有限公司 | Plastic forming machine and process thereof |
| CN112644002A (en) * | 2020-12-18 | 2021-04-13 | 常州市新创智能科技有限公司 | Automatic composite material rolling forming system and control method thereof |
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