CN111941812A - High-reliability bending device for plastic processing - Google Patents

High-reliability bending device for plastic processing Download PDF

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Publication number
CN111941812A
CN111941812A CN202010801572.5A CN202010801572A CN111941812A CN 111941812 A CN111941812 A CN 111941812A CN 202010801572 A CN202010801572 A CN 202010801572A CN 111941812 A CN111941812 A CN 111941812A
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CN
China
Prior art keywords
bending
frame
rod
plastic
block
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Withdrawn
Application number
CN202010801572.5A
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Chinese (zh)
Inventor
孙亚萍
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Bozhou Fengse Information Technology Co ltd
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Jieshou Hongxin Plastic Industry Co ltd
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Application filed by Jieshou Hongxin Plastic Industry Co ltd filed Critical Jieshou Hongxin Plastic Industry Co ltd
Priority to CN202010801572.5A priority Critical patent/CN111941812A/en
Publication of CN111941812A publication Critical patent/CN111941812A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02Bending or folding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C31/00Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/04Feeding of the material to be moulded, e.g. into a mould cavity
    • B29C31/08Feeding of the material to be moulded, e.g. into a mould cavity of preforms to be moulded, e.g. tablets, fibre reinforced preforms, extruded ribbons, tubes or profiles; Manipulating means specially adapted for feeding preforms, e.g. supports conveyors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80Component parts, details or accessories; Auxiliary operations

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

The invention discloses a high-reliability bending device for plastic processing, which comprises a workbench, wherein a bending frame is fixedly arranged on the table top of the workbench, a first conveying frame and a second conveying frame are arranged at two ends of the bending frame, when plastic profiles are guided into the bending frame through the first conveying roller and the second conveying roller in the first conveying frame, the plastic profiles are erected on supporting rollers at two sides of a supporting frame in the bending frame, a first screw rod is driven by a motor to rotate according to the bending angle of the plastic profiles, first nut seats at two ends are driven by the first screw rod to synchronously move in the horizontal direction, the supporting rollers on the first nut seats support the plastic profiles, a pushing block is driven by an air cylinder to downwards push a piston rod, the pushing block drives a pressing block to bend the plastic profiles erected on the supporting rollers, and the first conveying frame is used for conveying the plastic profiles in the plastic profile bending process, the continuous wave-shaped bending or V-shaped bending of the plastic section is realized.

Description

High-reliability bending device for plastic processing
Technical Field
The invention belongs to the technical field of plastic processing, and particularly relates to a high-reliability bending device for plastic processing.
Background
In recent years, with the complexity and artistry of building design and decoration design, requirements for processing capacity, precision and efficiency of building and decoration materials are higher and higher, bending of plastic profiles is a relatively common process in the industry, and the problems of low working efficiency, poor universality and low qualified rate of bent products generally exist in the conventional plastic profile bending device, for example, a patent with the application number of 201410714396.6 discloses a plastic profile bending device which solves the problems of low bending efficiency and high labor intensity, but the conventional bending device for plastic processing still has the following defects in the use process:
1. the bending angle of the existing plastic profile bending equipment to the plastic profile cannot be effectively controlled, and meanwhile, the existing plastic profile bending equipment can only bend one plastic profile at a time, cannot realize continuous bending of the plastic profile, and has great limitation;
2. the existing plastic profile bending equipment is only provided with a single bending part generally, and the end part and the middle position of the plastic profile are bent through the single bending part, so that the plastic profile is difficult to fix in the bending process, the bending efficiency is low, and the bending quality is poor.
Disclosure of Invention
The invention aims to provide a high-reliability bending device for plastic processing, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-reliability bending device for plastic processing comprises a workbench, wherein an L-shaped plate frame is vertically arranged on the table top of the workbench, a first strip-shaped groove and an arc-shaped groove are formed in a vertical plate of the L-shaped plate frame, and a bending frame is fixedly arranged on the table top of the workbench;
the bending frame is integrally of an inverted U-shaped plate frame structure, a first side plate is vertically arranged on each of two longitudinal sides of the top surface of the U-shaped plate frame along the horizontal direction, a first conveying frame and a second conveying frame are respectively arranged above two ends of the top surface of the bending frame, the first conveying frame and the second conveying frame are respectively arranged on the first side plates on two sides of the bending frame, a supporting frame is horizontally arranged in the middle of the top surface of the bending frame, and the supporting frame is located between the first conveying frame and the second conveying frame on the bending frame;
the support frame comprises a U-shaped support plate, a first screw rod is horizontally arranged in the U-shaped support plate, one end of the first screw rod penetrates through a vertical plate on one side of the U-shaped support plate and is connected with an output end of a first motor, the motor is fixedly arranged on the outer side surface of the vertical plate of the U-shaped support plate through a motor mounting seat, the screw threads of the first screw rod at two ends in the direction of a central line are opposite in rotating direction, two ends of the first screw rod are symmetrically provided with first nut seats through screw thread connection, two ends of the top surface of the first nut seat are vertically provided with second side plates, a support roller is rotatably connected between the two second side plates, a hydraulic cylinder is fixedly arranged on the bottom surface of the workbench, and a piston rod of the hydraulic cylinder penetrates through the top surface;
be provided with directly over the support frame and promote the piece, promote the piece at the ascending central line of vertical side and the coincidence of screw rod I at the ascending central line of vertical side, the fixed cylinder that is provided with on the top surface of L template frame horizontal plate, the piston rod of cylinder runs through L template frame horizontal plate and puts fixed connection with promotion piece top surface central point, T type groove has been seted up along longitudinal direction to the bottom surface that promotes the piece, sliding connection has T type piece in the T type groove, the fixed briquetting that is provided with on the bottom surface of T type piece, the bottom surface of briquetting is the arc structure of downwardly convex.
As a further scheme of the invention: the vertical both ends of promotion piece top surface are vertical respectively to be provided with the guide bar, the guide bar runs through L template frame horizontal plate and sliding connection is in the through-hole of L template frame horizontal plate.
As a still further scheme of the invention: the structure of the first conveying frame and the second conveying frame is completely consistent, the first conveying frame comprises a strip-shaped block, a moving block, a first conveying roller, a fixed block, a second conveying roller, a connecting block, a push rod, a second strip-shaped groove, a first servo motor and a second servo motor, the first side plate on two sides of the bending frame is provided with a second strip-shaped groove in the vertical direction, the two sides of the bottom of the second strip-shaped groove are respectively and vertically provided with the strip-shaped block, the fixed block on the two sides of the second strip-shaped groove is fixedly provided with the fixed block, the fixed block on one side of the first side plate is rotatably connected with the second conveying roller, one end of the second conveying roller is fixedly connected with the output end of the second servo motor, the middle upper part of the strip-shaped block on two sides of the second strip-shaped groove is slidably connected with the moving block, and a connecting block is horizontally arranged on the outer side surface of the first side plate and positioned at the top of the second strip-shaped groove, a push rod is connected onto the connecting block through threads, and the tail end of the push rod is abutted against the top surface of the moving block.
As a still further scheme of the invention: the right side of the bending frame is provided with a feeding table, the feeding table is fixedly arranged on a table board of the workbench, and the table board of the feeding table is flush with the highest point of the first conveying roller in the horizontal direction.
As a still further scheme of the invention: the utility model discloses a nut, including two curb plates, two motor two, nut seat two, connecting rod, bar groove two, connecting rod, two nut seats, connecting rod and connecting rod, the back of L type grillage is located the both ends of bar groove one and is provided with curb plate three respectively, and is provided with screw rod two between two curb plates three, the top of screw rod two runs through curb plate three and is connected with the output of motor two, screw rod two is along the screw thread at central line direction both ends to opposite soon, the both ends of screw rod two are provided with nut seat two through the threaded connection symmetry, the fixed connecting rod that is provided with on the side of nut seat two, and the other end of connecting rod runs through bar.
As a still further scheme of the invention: the back of L type grillage is provided with motor three through the motor mount pad is fixed, the output of motor three is connected with the carousel, the fixed dwang that is provided with in quotation border department of carousel, and the other end of dwang runs through the back fixed connection of arc wall with the sliding block, a plurality of screw hole has been seted up on the front of sliding block, be fixed with the pole one of bending and the pole two of bending through locking screw on the front of sliding block, the bottom surface of the pole one of bending is the arc structure of downward bulge, the top surface of the pole two of bending is the arc structure of upward bulge.
As a still further scheme of the invention: four corners of the bottom surface of the workbench are provided with supporting legs, and partition plates are arranged among the four supporting legs.
As a still further scheme of the invention: the bending method of the high-reliability bending device for plastic processing,
the bending method comprises the following specific steps:
the method comprises the following steps: the plastic section bar bending machine comprises a support frame, a conveying roller I, a conveying roller II, a bending frame I, a conveying roller II, a bending frame II and a support roller II, wherein the conveying roller I and the conveying roller;
step two: when the plastic section is bent in a continuous wave shape or a V shape, a screw rod I is driven to rotate through a motor I, nut seats I at two ends are driven to synchronously move in the horizontal direction through the screw rod I, the adjustment of the distance between the two nut seats is realized, a support roller on the nut seat I plays a supporting role on the plastic section according to the bending angle, a piston rod is driven by an air cylinder to downwards push a push block, the push block drives a press block to bend the plastic section erected on the support roller, and in the bending process of the plastic section, the plastic section is conveyed through a conveying frame I, so that the continuous wave shape bending or the V shape bending of the plastic section is realized;
step three: when the end part of the plastic section is bent, the plastic section is placed between the first pressing roller and the second pressing roller, the second motor drives the second screw rod to rotate, the second screw rod drives the second nut seats at the two ends to drive the first pressing roller and the second pressing roller to move oppositely, the plastic section is clamped, the distance between the first bending rod and the second bending rod on the sliding block is adjusted according to the thickness of the plastic section, the end part of the plastic section is clamped in the distance between the first bending rod and the second bending rod, the turntable is driven to rotate through the third motor, the sliding block is driven to rotate along the arc-shaped groove through the turntable, and therefore the end part of the plastic section is bent.
Compared with the prior art, the invention has the beneficial effects that:
1. the pushing rod is rotated to drive the moving block to slide on the strip-shaped block, so that the distance between the first conveying roller and the second conveying roller is adjusted, the first conveying roller and the second conveying roller are driven to rotate oppositely by the first servo motor and the second servo motor, the plastic profile is horizontally placed on the table top of the feeding table, one end of the plastic profile is inserted into a gap between the first conveying roller and the second conveying roller, the plastic profile is guided into the bending frame through the first conveying roller and the second conveying roller in the first conveying frame, the traditional plastic profile bending mode is abandoned, manual feeding is achieved, the working strength of operators is reduced, and the bending quality of the plastic profile is improved through automatic feeding and uniform speed;
2. when the plastic section bar is guided into the bending frame through the first conveying roller and the second conveying roller in the first conveying frame, the plastic section bars are erected on the supporting rollers at the two sides of the supporting frame in the bending frame, and according to the bending angle of the plastic section bars, the screw rod I is driven by the motor I to rotate, and the screw rod I drives the nut seats I at the two ends to synchronously move in the horizontal direction, so that the distance between the two nut seats is adjusted, the support roll on the nut seat I can support the plastic section, the piston rod is driven by the cylinder to push the pushing block downwards, so that the pushing block drives the pressing block to bend the plastic section bar erected on the supporting roll, and in the process of bending the plastic section bar, the plastic section is conveyed through the first conveying frame, and continuous wave-shaped bending or V-shaped bending of the plastic section is realized, so that the plastic bending equipment is high in practicability and has high economic value;
3. when the end part of the plastic section is bent, the plastic section is placed between a first pressing roller and a second pressing roller, a second motor drives a second screw rod to rotate, the second screw rod drives a second nut seat at two ends to drive the first pressing roller and the second pressing roller to move oppositely, clamping of the plastic section is achieved, the distance between a first bending rod and a second bending rod on a sliding block is adjusted according to the thickness of the plastic section, the end part of the plastic section is clamped in the distance between the first bending rod and the second bending rod, a turntable is driven to rotate by the third motor, the sliding block is driven by the turntable to rotate along an arc-shaped groove, and therefore the end part of the plastic section is bent, the middle part or the end part of the plastic section can be bent by the bending device, and the bending device is high in stability and wide in application range through two different bending mechanisms matched with the bending device.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of a highly reliable bending apparatus for plastic processing.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of fig. 1 at B.
Fig. 4 is a schematic structural diagram of a support frame in a high-reliability bending device for plastic processing.
Fig. 5 is a schematic structural diagram of a first conveying roller and a second conveying roller in the high-reliability bending device for plastic processing.
Fig. 6 is a schematic structural diagram of a first pressing roller and a second pressing roller in the high-reliability bending device for plastic processing.
Fig. 7 is a schematic structural diagram of a rotary table in a high-reliability bending device for plastic processing.
In the figure: the bending device comprises a workbench 1, a partition plate 101, an L-shaped plate frame 102, a first strip-shaped groove 103, an arc-shaped groove 104, a bending frame 2, a first side plate 201, a feeding table 202, a first conveying frame 203, a first strip-shaped block 2031, a moving block 2032, a first conveying roller 2033, a fixed block 2034, a second conveying roller 2035, a connecting block 2036, a push rod 2037, a second strip-shaped groove 2038, a first servo motor 2039, a second servo motor 2030, a second conveying frame 204, a support frame 3, a U-shaped support plate 301, a first screw 302, a first motor 303, a first nut seat 304, a first guide rod 305, a second side plate 306, a support roller 307, a hydraulic cylinder 308, a cylinder 4, a second guide rod 401, a push block 402, a T-shaped groove 4021, a pressing block 403, a T-shaped block 4031, a second motor 5, a third side plate 501, a first pressing roller 502, a second pressing roller 503, a second screw 504, a second nut seat 505.
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.
Referring to fig. 1 to 7, in the embodiment of the invention, a highly reliable bending device for plastic processing includes a workbench 1, an L-shaped plate frame 102 is vertically arranged on a table top of the workbench 1, a first strip-shaped groove 103 and a second arc-shaped groove 104 are arranged on a vertical plate of the L-shaped plate frame 102, a bending frame 2 is fixedly arranged on the table top of the workbench 1, the bending frame 2 is integrally of an inverted U-shaped plate frame structure, a first side plate 201 is vertically arranged on two longitudinal sides of a top surface of the U-shaped plate frame along a horizontal direction, a first conveying frame 203 and a second conveying frame 204 are respectively arranged above two ends of the top surface of the bending frame 2, the first conveying frame 203 and the second conveying frame 204 are respectively arranged on the first side plate 201 on two sides of the bending frame 2, a support frame 3 is horizontally arranged in the middle position of the top surface of the bending frame 2, and the support frame 3 is arranged between the first conveying frame 203 and the second conveying frame 204 on the bending frame 2, the first and second transfer frames 203, 204 transport the plastic profile on the processing table 1.
The support frame 3 comprises a U-shaped support plate 301, a first screw 302 is horizontally arranged in the U-shaped support plate 301, one end of the first screw 302 penetrates through a vertical plate on one side of the U-shaped support plate 301 and is connected with an output end of a first motor 303, the first motor 303 is fixedly arranged on the outer side surface of the vertical plate of the U-shaped support plate 301 through a motor mounting seat, the screw rotating directions of the first screw 302 along two ends of a center line direction are opposite, two ends of the first screw 302 are symmetrically provided with a first nut seat 304 through threaded connection, two ends of the top surface of the first nut seat 304 are vertically provided with a second side plate 306, a support roller 307 is rotatably connected between the two second side plates 306, a hydraulic cylinder 308 is fixedly arranged on the bottom surface of the workbench 1, and a piston rod of the hydraulic cylinder 308 penetrates through the table surface of the workbench 1 and the top surface of the, a pushing block 402 is arranged right above the supporting frame 3, the central line of the pushing block 402 in the vertical direction coincides with the central line of the first screw 302 in the vertical direction, an air cylinder 4 is fixedly arranged on the top surface of the horizontal plate of the L-shaped plate frame 102, the piston rod of the air cylinder 4 penetrates through the horizontal plate of the L-shaped plate frame 102 and is fixedly connected with the central position of the top surface of the pushing block 402, a T-shaped groove 4021 is formed in the bottom surface of the pushing block 402 along the longitudinal direction, a T-shaped block 4031 is connected in the T-shaped groove 4021 in a sliding manner, a pressing block 403 is fixedly arranged on the bottom surface of the T-shaped block 4031, the bottom surface of the pressing block 403 is of a downward convex arc structure, according to the bending angle of the plastic profile, the first screw 302 is driven to rotate by a first motor 303, the first screw 302 is used for driving the first nut seats 304 at two ends to synchronously move in the horizontal direction, so that the distance, the piston rod is driven by the air cylinder 4 to push the pushing block 402 downwards, so that the pushing block 402 drives the pressing block 403 to bend the plastic section bar erected on the supporting roller 307, and in the plastic section bar bending process, the plastic section bar is conveyed by the first conveying frame 203, and continuous wave-shaped bending or V-shaped bending of the plastic section bar is realized.
The two longitudinal ends of the top surface of the pushing block 402 are respectively and vertically provided with a guide rod 401, the guide rods 401 penetrate through the horizontal plate of the L-shaped plate frame 102 and are connected in the through holes of the horizontal plate of the L-shaped plate frame 102 in a sliding manner, so that the pushing block 402 can move more stably in the vertical direction,
the structure of the first conveying frame 203 is completely consistent with that of the second conveying frame 204, the first conveying frame 203 comprises a strip-shaped block 2031, a moving block 2032, a first conveying roller 2033, a fixed block 2034, a second conveying roller 2035, a connecting block 2036, a push rod 2037, a second strip-shaped groove 2038, a first servo motor 2039 and a second servo motor 2030, the first side plate 201 on two sides of the bending frame 2 is provided with the second strip-shaped groove 2038 in the vertical direction, two sides of the bottom of the second strip-shaped groove 2038 are respectively and vertically provided with the strip-shaped block 2031, the fixed block 2034 is fixedly arranged at the bottom of the strip-shaped block 2031 on two sides of the second strip-shaped groove 2038, the second conveying roller 2035 is rotatably connected on the fixed block 2034 on two sides of the first side plate 201, one end of the second conveying roller 2035 is fixedly connected with the output end of the second servo motor 2030, the middle upper part of the strip-shaped block 2031 on two sides of the second, the one end of the first conveying roller 2033 is fixedly connected with the output end of the first servo motor 2039, a connecting block 2036 is horizontally arranged on the outer side face of the first side plate 201 and located at the top of the second strip-shaped groove 2038, a push rod 2037 is connected to the connecting block 2036 through threads, the tail end of the push rod 2037 abuts against the top face of the movable block 2032, and the push rod 2037 is made to drive the movable block 2032 to slide on the strip-shaped block 2031 by rotating the push rod 2037, so that the distance between the first conveying roller 2033 and the second conveying roller 2035 is adjusted, the first conveying roller 2033 and the second conveying roller 2035 are driven to rotate oppositely by the first servo motor 2039 and the second servo motor 2030, and conveying of plastic profiles is achieved.
The right side of the bending frame 2 is provided with a feeding table 202, the feeding table 202 is fixedly arranged on the table top of the workbench 1, and the table top of the feeding table 202 is flush with the highest point of the first conveying roller 2033 in the horizontal direction, so that plastic profiles can be conveniently fed.
The back surface of the L-shaped plate frame 102 is provided with three side plates 501 at two ends of a first strip-shaped groove 103 respectively, a second screw 504 is arranged between the three side plates 501, the top end of the second screw 504 penetrates through the three side plates 501 to be connected with the output end of a second motor 5, the screw threads at two ends of the second screw 504 along the center line direction are opposite in rotating direction, two ends of the second screw 504 are symmetrically provided with a second nut seat 505 through screw connection, the side surface of the second nut seat 505 is fixedly provided with a connecting rod, the other end of the connecting rod penetrates through the first strip-shaped groove 103, the second nut seats 505 at two ends of the second screw 504 are respectively provided with a first pressing roller 502 and a second pressing roller 503 through the connecting rod, a plastic section is placed between the first pressing roller 502 and the second pressing roller 503, the second screw 504 is driven by the second motor 5 to rotate, so that the second nut seats 505 at two ends of the second screw 504 drive the, the clamping of the plastic profile is realized.
The back of the L-shaped plate frame 102 is fixedly provided with a motor III 6 through a motor mounting seat, the output end of the motor III 6 is connected with a rotary plate 601, the edge of the plate surface of the rotary plate 601 is fixedly provided with a rotating rod, the other end of the rotating rod penetrates through the arc-shaped groove 104 to be fixedly connected with the back of the sliding block 602, the front of the sliding block 602 is provided with a plurality of threaded holes, the front of the sliding block 602 is fixedly provided with a first bending rod 603 and a second bending rod 604 through locking screws, the bottom surface of the first bending rod 603 is of a downward convex arc-shaped structure, the top surface of the second bending rod 604 is of an upward convex arc-shaped structure, the distance between the first bending rod 603 and the second bending rod 604 on the sliding block 602 is adjusted according to the thickness of the plastic profile, the end of the plastic profile is clamped in the distance between the first bending rod 603 and the second bending rod 604, the rotary plate 601 is driven to rotate through the motor III, thereby realizing the bending of the end part of the plastic section.
Four corners of 1 bottom surface of workstation are provided with the supporting leg, and are provided with baffle 101 between four supporting legs, are convenient for place plastic material.
The working principle is as follows: placing a plastic section on a loading platform 202, rotating a push rod 2037 to enable the push rod 2037 to drive a moving block 2032 to slide on a strip-shaped block 2031, so as to adjust the distance between a first conveying roller 2033 and a second conveying roller 2035, driving the first conveying roller 2033 and the second conveying roller 2035 to rotate oppositely through a first servo motor 2039 and a second servo motor 2030, flatly placing the plastic section on the table top of the loading platform 202, inserting one end of the plastic section into the gap between the first conveying roller 2033 and the second conveying roller 2035, leading the plastic section into the bending frame 2 through the first conveying roller 2033 and the second conveying roller 5 in the first conveying frame 203, erecting the plastic section on supporting rollers 307 at two sides of a supporting frame 3 in the bending frame 2, driving a first screw 302 to rotate through a first motor 303 when the plastic section is bent in a continuous wave type or V type, driving first nut seats 304 at two ends to synchronously move in the horizontal direction through the first screw 302, the distance between the two first nut seats 304 is adjusted, so that the support roller 307 on the first nut seat 304 supports the plastic section according to the bending angle, the piston rod is driven by the air cylinder 4 to push the push block 402 downwards, the push block 402 drives the press block 403 to bend the plastic section erected on the support roller 307, in the plastic section bending process, the plastic section is conveyed by the first conveying frame 203, the continuous wave type bending or V type bending of the plastic section is realized, when the end part of the plastic section is bent, the plastic section is placed between the first pressing roller 502 and the second pressing roller 503, the second screw 504 is driven by the second motor 5 to rotate, the second nut seats 505 at the two ends are driven by the second screw 504 to drive the first pressing roller 502 and the second pressing roller 503 to move oppositely, the plastic section is clamped, the distance between the first bending rod 603 and the second bending rod 604 on the sliding block 602 is adjusted according to the thickness of the plastic section, the end part of the plastic section is clamped in the space between the first bending rod 603 and the second bending rod 604, and the turntable 601 is driven to rotate through the third motor 6, so that the turntable 601 drives the sliding block 602 to rotate along the arc-shaped groove 104, and the end part of the plastic section is bent.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (8)

1. The utility model provides a plastic processing is with high reliable type bending device which characterized in that: the bending machine comprises a workbench (1), wherein an L-shaped plate frame (102) is vertically arranged on the table top of the workbench (1), a first strip-shaped groove (103) and an arc-shaped groove (104) are formed in the vertical plate of the L-shaped plate frame (102), and a bending frame (2) is fixedly arranged on the table top of the workbench (1);
the bending frame (2) is integrally of an inverted U-shaped plate frame structure, a first side plate (201) is vertically arranged on two longitudinal sides of the top surface of the U-shaped plate frame along the horizontal direction, a first conveying frame (203) and a second conveying frame (204) are respectively arranged above two ends of the top surface of the bending frame (2), the first conveying frame (203) and the second conveying frame (204) are respectively arranged on the first side plate (201) on two sides of the bending frame (2), and a support frame (3) is horizontally arranged in the middle of the top surface of the bending frame (2);
support frame (3) are including U type backup pad (301), the inside level of U type backup pad (301) is provided with screw rod (302), the one end of screw rod (302) runs through the vertical board of U type backup pad (301) one side and is connected with motor (303) output, motor (303) are through motor mount pad fixed mounting on the lateral surface of the vertical board of U type backup pad (301), screw rod (302) are opposite along the screw thread turning at central line direction both ends, the both ends of screw rod (302) are provided with nut seat (304) through the threaded connection symmetry, the both ends of nut seat (304) top surface are vertical to be provided with curb plate two (306), and two rotate between curb plate two (306) and be connected with backing roll (307), the fixed pneumatic cylinder (308) that is provided with on the bottom surface of workstation (1), the piston rod of pneumatic cylinder (308) runs through the mesa of workstation (1) and the top surface of bending frame (2) with U type backup pad (301), the top surface of pneumatic cylinder (308) is ) The center of the bottom surface is fixedly connected;
be provided with directly over support frame (3) and promote piece (402), promote piece (402) central line and screw rod (302) central line coincidence in vertical direction on vertical direction, the fixed cylinder (4) that is provided with on the top surface of L type grillage (102) horizontal plate, the piston rod of cylinder (4) runs through L type grillage (102) horizontal plate and promotes piece (402) top surface central point and puts fixed connection, T type groove (4021) have been seted up along longitudinal direction to the bottom surface that promotes piece (402), sliding connection has T type piece (4031) in T type groove (4021), the fixed briquetting (403) that is provided with on the bottom surface of T type piece (4031), the bottom surface of briquetting (403) is the arc structure of downward convex.
2. The bending device with high reliability for plastic processing according to claim 1, wherein the pushing block (402) is vertically provided with guide rods (401) at both longitudinal ends of the top surface, and the guide rods (401) penetrate through the horizontal plate of the L-shaped plate frame (102) and are slidably connected in the through holes of the horizontal plate of the L-shaped plate frame (102).
3. The high-reliability bending device for plastic processing according to claim 1, wherein the first conveying frame (203) and the second conveying frame (204) have the same structure, the first conveying frame (203) comprises a bar-shaped block (2031), a moving block (2032), a first conveying roller (2033), a fixed block (2034), a second conveying roller (2035), a connecting block (2036), a push rod (2037), a bar-shaped groove (2038), a first servo motor (2039) and a second servo motor (2030), the first side plate (201) on two sides of the bending frame (2) is provided with the bar-shaped groove (2038) in the vertical direction, the bar-shaped block (2031) is vertically arranged on two sides of the bottom of the bar-shaped groove (2038), the fixed block (201) is fixedly arranged at the bottom of the bar-shaped block (2031) on two sides of the bar-shaped groove (2038), the second conveying roller (2034) is rotatably connected with the fixed block (2035) on two sides of the fixed block (2034), the output end fixed connection of the one end of transfer roller two (2035) and servo motor two (2030), upper portion sliding connection has movable block (2032) in bar shape piece (2031) of bar groove two (2038) both sides, it is connected with transfer roller one (2033) to rotate on movable block (2032) of curb plate one (201) both sides, the one end of transfer roller one (2033) and the output end fixed connection of servo motor one (2039), just the top level that is located bar groove two (2038) on the lateral surface of curb plate one (201) is provided with connecting block (2036), there is catch bar (2037) through threaded connection on connecting block (2036), the terminal of catch bar (2037) offsets with the top surface of movable block (2032).
4. The high-reliability bending device for plastic processing according to claim 1, wherein a feeding table (202) is arranged on the right side of the bending frame (2), the feeding table (202) is fixedly arranged on the table top of the workbench (1), and the table top of the feeding table (202) is level with the highest point of the first conveying roller (2033) in the horizontal direction.
5. A highly reliable bending apparatus for plastic working according to claim 1, the back surface of the L-shaped plate frame (102) is provided with a third side plate (501) at two ends of the first strip-shaped groove (103), a second screw rod (504) is arranged between the two third side plates (501), the top end of the second screw rod (504) penetrates through the third side plates (501) to be connected with the output end of the second motor (5), the screw threads at two ends of the second screw rod (504) along the center line direction are opposite in rotating direction, two ends of the second screw rod (504) are symmetrically provided with a second nut seat (505) through threaded connection, the side surface of the second nut seat (505) is fixedly provided with a connecting rod, and the other end of the connecting rod penetrates through the first strip-shaped groove (103) to be arranged, and a first pressing roller (502) and a second pressing roller (503) are respectively arranged on the second nut seats (505) at the two ends of the second screw rod (504) through the connecting rod.
6. The high-reliability bending device for plastic processing as claimed in claim 1, wherein a third motor (6) is fixedly arranged on the back of the L-shaped plate frame (102) through a motor mounting seat, the output end of the third motor (6) is connected with a rotary plate (601), a rotary rod is fixedly arranged at the edge of the plate surface of the rotary plate (601), the other end of the rotary rod penetrates through the arc-shaped groove (104) and is fixedly connected with the back of the sliding block (602), a plurality of threaded holes are formed in the front of the sliding block (602), a first bending rod (603) and a second bending rod (604) are fixed on the front of the sliding block (602) through locking screws, the first bending rod (603) and the second bending rod (604) are symmetrically arranged on the sliding block (602) along the center line of the sliding block (602) in the horizontal direction, and the bottom surface of the first bending rod (603) is of an arc-shaped structure protruding downwards, the top surface of the second bending rod (604) is of an arc structure protruding upwards.
7. The bending device with high reliability for the plastic processing according to claim 1, wherein supporting legs are arranged at four corners of the bottom surface of the workbench (1), and partition plates (101) are arranged among the four supporting legs.
8. A bending method of a high-reliability bending device for plastic processing according to any one of claims 1 to 7, characterized by comprising the following steps:
the method comprises the following steps: the pushing rod (2037) is rotated to enable the pushing rod (2037) to drive the moving block (2032) to slide on the strip-shaped block (2031), so that the distance between the first conveying roller (2033) and the second conveying roller (2035) is adjusted, the first conveying roller (2033) and the second conveying roller (2035) are driven to rotate oppositely through the first servo motor (2039) and the second servo motor (2030), the plastic section is flatly placed on the table top of the feeding table (202), one end of the plastic section is inserted into the gap between the first conveying roller (2033) and the second conveying roller (2035), the plastic section is led into the bending frame (2) through the first conveying roller (2033) and the second conveying roller (2035) in the first conveying frame (203), and the plastic section is erected on the supporting rollers (307) on two sides of the supporting frame (3) in the bending frame (2);
step two: when the plastic section is bent in a continuous wave shape or a V shape, a first motor (303) drives a first screw rod (302) to rotate, a first screw rod (302) drives first nut seats (304) at two ends to synchronously move in the horizontal direction, the distance between the first nut seats (304) is adjusted, a supporting roller (307) on the first nut seat (304) supports the plastic section according to the bending angle, a piston rod is driven by an air cylinder (4) to push a pushing block (402) downwards, the pushing block (402) drives a pressing block (403) to bend the plastic section erected on the supporting roller (307), and in the bending process of the plastic section, the plastic section is conveyed by a first conveying frame (203), so that the plastic section is bent in a continuous wave shape or a V shape;
step three: when the end of the plastic profile is bent, the plastic profile is placed between a first pressing roller (502) and a second pressing roller (503), a second motor (5) drives a second screw rod (504) to rotate, the second screw rod (504) drives a second nut seat (505) at two ends to drive the first pressing roller (502) and the second pressing roller (503) to move oppositely, clamping of the plastic profile is achieved, the distance between a first bending rod (603) and a second bending rod (604) on a sliding block (602) is adjusted according to the thickness of the plastic profile, the end of the plastic profile is clamped in the distance between the first bending rod (603) and the second bending rod (604), a third motor (6) drives a rotating disc (601) to rotate, and the rotating disc (601) drives the sliding block (602) to rotate along an arc-shaped groove (104), so that the end of the plastic profile is bent.
CN202010801572.5A 2020-08-11 2020-08-11 High-reliability bending device for plastic processing Withdrawn CN111941812A (en)

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN112497720A (en) * 2020-12-15 2021-03-16 吴招娣 Plastic product processing device
CN112665359A (en) * 2020-12-21 2021-04-16 美晟通科技(苏州)有限公司 Drying device for glass cleaning and using method thereof
CN113172868A (en) * 2021-05-13 2021-07-27 深圳市辉鹏达科技有限公司 Bending device capable of bending two sides for plastic processing
CN114192631A (en) * 2021-11-30 2022-03-18 江西东胜铝业有限公司 Aluminum profile extrusion forming device

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CN209304722U (en) * 2018-12-13 2019-08-27 南通市建设工程质量检测站有限公司 A kind of sheet-punching machine
CN110479817A (en) * 2019-07-29 2019-11-22 马鞍山致青工业设计有限公司 A kind of multi-angle building pipe swan neck system convenient for blanking
CN210792058U (en) * 2019-10-28 2020-06-19 江苏洪门实业有限公司 Hot bending device for processing acrylic plate

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CN203391304U (en) * 2013-06-24 2014-01-15 江阴大田科技服务有限公司 Shaping mechanism for plastic plate
CN103350133A (en) * 2013-07-17 2013-10-16 湖州双力自动化科技装备有限公司 Bending machine used for electric roller support
CN104527039A (en) * 2014-11-28 2015-04-22 安徽雄峰实业有限公司 Plastic section bar folding apparatus
CN109483860A (en) * 2016-10-10 2019-03-19 芜湖瑞德机械科技有限公司 Apparatus for bending suitable for plastic material
CN109500166A (en) * 2018-11-21 2019-03-22 江苏兴能金属制品有限公司 A kind of iron fitting bending device convenient for operation
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CN110479817A (en) * 2019-07-29 2019-11-22 马鞍山致青工业设计有限公司 A kind of multi-angle building pipe swan neck system convenient for blanking
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112497720A (en) * 2020-12-15 2021-03-16 吴招娣 Plastic product processing device
CN112665359A (en) * 2020-12-21 2021-04-16 美晟通科技(苏州)有限公司 Drying device for glass cleaning and using method thereof
CN113172868A (en) * 2021-05-13 2021-07-27 深圳市辉鹏达科技有限公司 Bending device capable of bending two sides for plastic processing
CN114192631A (en) * 2021-11-30 2022-03-18 江西东胜铝业有限公司 Aluminum profile extrusion forming device
CN114192631B (en) * 2021-11-30 2024-05-03 江西东胜铝业有限公司 Aluminum profile extrusion forming device

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Application publication date: 20201117