Angle-adjustable bending machine for plywood production

By employing a meshing sliding and elastic resistance mechanism, the problems of position deviation and angle adjustment in plywood processing of bending machines have been solved, achieving stable and efficient bending operations and improving production levels.

CN224089237UActive Publication Date: 2026-04-07LINSEN RAILWAY VEHICLE COMPONENTS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-24
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Existing bending machines have a simple bending mechanism design when processing plywood, which makes it difficult to control positional deviations, leading to production errors. Furthermore, the bending angle at different positions is not easy to adjust, affecting production efficiency and costs.

Method used

The semi-circular bending plate is moved stably by using a meshing sliding mechanism and an elastic abutment mechanism. A fixed drive motor drives the meshing transmission gears, and the bending angle is adjusted by a circumferential rotating rod and a cylindrical protective block to ensure processing stability and accuracy.

Benefits of technology

This technology enables stable bending operations of plywood, avoids positional deviations, improves production efficiency and processing accuracy, and reduces production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an angle-adjustable hot bending machine for plywood production, and relates to the field of hot bending machines, the angle-adjustable hot bending machine comprises a fixed supporting base, a first sliding limiting frame is installed on the upper surface of the fixed supporting base, and a meshing sliding mechanism for moving a semicircular bending plate back and forth is installed in the first sliding limiting frame; and the meshing sliding mechanism comprises a fixed driving motor. According to the angle-adjustable hot bending machine for plywood production, when stable bending work needs to be conducted on a plywood body, a fixed driving motor is directly started to enable a meshing transmission gear to conduct transmission, so that an integrated fixed rack conducts synchronous transmission on a movable abutting rod and a semicircular bending plate; the movable abutting rod and the semicircular bending plate can stably slide along the interior of the second sliding limiting frame, due to the design, during bending operation, production errors caused by position deviation are avoided, machining is faster and more stable, and the machining cost is saved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bender, concretely to a bender for plywood production with adjustable angle. BACKGROUND

[0002] The bender is mainly used for bending plate and pipe parts, and the narrow plate parts to be bent are widely used in various fields. The bender is mainly used for bending different specifications of steel pipes into arcs. To ensure the maximum working efficiency of the bender, different specifications of steel pipes need to be made at different speeds.

[0003] Most of the existing benders adjust the distance between the multiple pressure rollers on the top before use to ensure that the steel can be bent to the appropriate degree during operation. However, the bender currently needs to be manually loaded and installed by the staff during operation. Each steel needs to be squeezed from the middle by the staff to avoid leaking out between the two guide rollers. This method not only makes the operation unstable, but also is dangerous for the staff and increases the labor intensity.

[0004] In order to overcome the above defects, the prior art (Chinese patent with publication number CN220092658U and application date of November 28, 2023) discloses a stable steel bender, comprising a processing table, two sides of the top of the processing table are rotatably connected with rotating rods through openings, the top ends of the rotating rods are fixedly connected with guide wheels, the two rotating rods are drivingly connected through belt pulleys and belts, the bottom ends of the left rotating rods are rotatably connected with the bottoms of the inner cavities of the processing tables through bearing members, and the utility model relates to the technical field of steel benders. The stable steel bender has a moving opening on the top of the processing table, a threaded rod on the inner side of the processing table, and a vertical rod and an arc-shaped wheel. These structures can adjust the front and back of the arc-shaped wheels to form an arc-shaped line connected with the guide wheels, ensuring that the steel can be directly guided out from the other side of the guide wheel through the action of the arc-shaped wheel during installation without manual guidance by the staff.

[0005] Although the above design can solve the above problems, the existing design is too simple to control the bending mechanism, which may cause production errors due to position deviation during bending operation. The use is not simple enough, which may increase the production cost. In addition, the bending angle at different positions of the plywood is not easy to adjust, which cannot achieve the purpose of accurate processing, and the production level is limited. UTILITY MODEL CONTENTS

[0006] The utility model discloses a purpose lies in providing a kind of angle adjustable plywood production with bending machine, to solve the production failure that the design of the bending mechanism of the prior art design is too simple and not easy to control in the above background art, it can appear due to positional deviation when bending operation is carried out, use not enough simple can make production cost increase, and when processing plywood, the bending angle of different positions is not easy to adjust, cannot reach the purpose of accurate processing, so that production level is limited problem.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of angle adjustable plywood production with bending machine, including fixed support base, the upper surface of the fixed support base is installed with first sliding limit frame, and the inside of first sliding limit frame is installed with the meshing sliding mechanism that half circle bending plate moves forward and backward, the meshing sliding mechanism includes fixed drive motor, and the output end outer surface of fixed drive motor is installed with meshing transmission gear, first sliding limit frame is fixedly installed on the upper surface of fixed support base, and the inner surface of first sliding limit frame is installed with integral fixed rack, the upper surface of fixed support base is installed with positioning sliding frame, and the inside of positioning sliding frame is installed with the elastic resistance mechanism that cylinder protection block moves left and right.

[0008] Further, the meshing sliding mechanism includes fixed drive motor, and the output end outer surface of fixed drive motor is installed with meshing transmission gear, first sliding limit frame is fixedly installed on the upper surface of fixed support base, and the inner surface of first sliding limit frame is installed with integral fixed rack, the upper surface of fixed support base is installed with positioning sliding frame, and the inside of positioning sliding frame is installed with the elastic resistance mechanism that cylinder protection block moves left and right.

[0009] Further, the inside of the support resistance plate is installed with resistance inlaying rod, and the outer surface of resistance inlaying rod is installed with extrusion contraction spring, the end of extrusion contraction spring is resisted to the inner surface of support resistance plate, and the inside of positioning sliding frame is installed with circumferential rotation rod, the top of circumferential rotation rod is installed with cylinder protection block, and the inside of cylinder protection block is contacted with plywood body each other.

[0010] Further, the meshing transmission gear is engaged with integral fixed rack, and the upper surface of fixed support base is installed with second sliding limit frame, the inside of second sliding limit frame is installed with moving resistance rod, and the front end of moving resistance rod is installed with half circle bending plate.

[0011] Further, the integral fixed rack is fixedly installed on the left side of first sliding limit frame, and the left and right sides of moving resistance rod are installed with auxiliary stabilizing rod, the integral fixed rack is slidably installed in the inside of first sliding limit frame, and moving resistance rod is slidably installed in the inside of second sliding limit frame.

[0012] Further, the outer surface of the meshing transmission gear is in contact with the top of the integral fixed rack to form a meshing structure, and the inner surface of the first sliding limiting frame is in contact with the lower surface of the integral fixed rack to form a sliding structure, the moving resisting rod, the integral fixed rack and the semicircular bending plate are designed in an integral manner, and the meshing transmission gear is fixed through the side surface of the integral fixed rack and the side surface of the moving resisting rod to form a transmission mechanism.

[0013] Further, the front end of the resisting embedded rod passes through the inside of the positioning sliding frame, and the front end of the positioning sliding frame is in contact with the outer surface of the circumferential rotating rod.

[0014] Compared with the prior art, the angle-adjustable plywood production bending machine has the advantages that when stable bending work needs to be performed on the plywood body, the fixed driving motor is directly started to drive the meshing transmission gear, the integral fixed rack synchronously drives the moving resisting rod and the semicircular bending plate, the moving resisting rod and the semicircular bending plate stably slide along the inside of the second sliding limiting frame, the design prevents position deviation and production failure during bending operation, and the processing is more rapid and stable, and the processing cost is saved.

[0015] Further, when the bending angle of the plywood body needs to be converted, the plywood body is directly rotated in the inside of the placing stable frame, the resisting embedded rod is pulled backward to make the resisting embedded rod no longer resist the circumferential rotating rod, and the circumferential rotating rod is moved along the inside of the positioning sliding frame, so that the plywood body is resisted by the cylindrical protection block, the design enables the bending angle at different positions to be rapidly adjusted when the plywood is processed, and higher production level is achieved.

[0016] Further, the cylindrical protection block is rotationally installed at the top of the circumferential rotating rod, the placement of the plywood body is more stable, and when the semicircular bending plate is bent to a moving angle, the auxiliary stable rod supports the inside to be stable, so that the plywood body is not broken due to excessive deformation, and the safety of the processing process is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the fixed support base of the utility model;

[0018] Figure 2 It is a three-dimensional structure schematic view of the fixed driving motor of the utility model;

[0019] Figure 3 It is a three-dimensional structure schematic view of the first sliding limiting frame of the utility model;

[0020] Figure 4The utility model discloses extrusion contraction spring three-dimensional structure schematic diagram shows for this utility model.

[0021] Figure 5 The utility model discloses support contact plate three-dimensional structure schematic diagram shows for this utility model.

[0022] Figure 6 The utility model discloses auxiliary stabilizer three-dimensional structure schematic diagram shows for this utility model.

[0023] In the drawing: 1, fixed support base, 2, fixed drive motor, 3, mesh transmission gear, 4, first sliding limit frame, 5, mobile contact lever, 6, integral fixed rack, 7, semicircle bending plate, 8, second sliding limit frame, 9, plywood body, 10, auxiliary stabilizer, 11, positioning sliding frame, 12, support contact plate, 13, circumferential rotation lever, 14, cylindrical protection block, 15, contact embedded rod, 16, extrusion contraction spring, 17, place stabilizing frame. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of the utility model protection.

[0025] Embodiment one: please refer to Figures 1-6 The utility model provides the following technical scheme: a kind of angle adjustable plywood production is bent and is bended to machine, including fixed support base 1, the upper surface of fixed support base 1 is installed with first sliding limit frame 4, and the inside of first sliding limit frame 4 is installed with the meshing sliding mechanism that semicircle bending plate 7 is moved back and forth, meshing sliding mechanism includes fixed drive motor 2, and the output end outer surface of fixed drive motor 2 is installed with mesh transmission gear 3, first sliding limit frame 4 is fixedly installed on the upper surface of fixed support base 1, and the inner surface of first sliding limit frame 4 is installed with integral fixed rack 6, the upper surface of fixed support base 1 is installed with positioning sliding frame 11, and the inside of positioning sliding frame 11 is installed with the elastic contact mechanism that cylindrical protection block 14 is moved left and right.

[0026] As Figure 2 , Figure 3 , Figure 4The technical scheme is shown, in order to solve the problem that the artificial maintenance is not convenient, discloses that the meshing transmission gear 3 is in meshing with the integrated fixed rack 6, the upper surface of the fixed support base 1 is provided with the second sliding limiting frame 8, the inside of the second sliding limiting frame 8 is provided with the moving contact lever 5, the front end of the moving contact lever 5 is provided with the semicircular bending plate 7, the integrated fixed rack 6 is fixedly installed on the left side of the first sliding limiting frame 4, the left and right sides of the moving contact lever 5 are provided with the auxiliary stabilizing lever 10, the integrated fixed rack 6 is slidingly installed in the inside of the first sliding limiting frame 4, the moving contact lever 5 is slidingly installed in the inside of the second sliding limiting frame 8, the outer surface of the meshing transmission gear 3 is in contact with the top of the integrated fixed rack 6 to form a meshing structure, the inner surface of the first sliding limiting frame 4 is in contact with the lower surface of the integrated fixed rack 6 to form a sliding structure, the moving contact lever 5, the integrated fixed rack 6 and the semicircular bending plate 7 are integrally designed, and the meshing transmission gear 3 is fixedly connected with the side surface of the integrated fixed rack 6 and the side surface of the moving contact lever 5 to form a transmission mechanism.

[0027] When stable processing production work needs to be carried out, the fixed driving motor 2 fixedly installed above the fixed support base 1 is directly started to work, the starting of the fixed driving motor 2 drives the meshing transmission gear 3 fixedly installed on the output end outer surface, the rotation of the meshing transmission gear 3 drives the integrated fixed rack 6 in meshing movement with the outer surface, and the integrated fixed rack 6 is driven to slide forward along the inside of the first sliding limiting frame 4, since the first sliding limiting frame 4 is fixedly installed on the top of the fixed support base 1, the integrated fixed rack 6 is vertically and stably slid, and since the integrated fixed rack 6 is fixedly installed on the side surface of the moving contact lever 5, the moving contact lever 5 is synchronously driven, the movement of the moving contact lever 5 is along the inside of the second sliding limiting frame 8 fixedly installed above the fixed support base 1, so that the sliding of the moving contact lever 5 is more stable, when the moving contact lever 5 slides forward, the semicircular bending plate 7 fixedly installed at the front end is synchronously driven, and finally contacts the outer surface of the plywood body 9, since the semicircular bending plate 7 is semicircular, the bending deformation work of the plywood body 9 is more stable.

[0028] Embodiment two: as Figure 2 , Figure 3 , Figure 4The technical scheme is shown, in order to solve the problem that the artificial maintenance is not convenient when the fault occurs, and discloses that the elastic resistance mechanism comprises a placing stable frame 17, the placing stable frame 17 is slidably installed in the inside of the second sliding limiting frame 8, a plywood body 9 is installed in the inside of the placing stable frame 17, the upper surface of the fixed supporting base 1 is installed with a supporting resistance plate 12, the inside of the supporting resistance plate 12 is installed with a resistance embedded rod 15, the outer surface of the resistance embedded rod 15 is installed with an extrusion contraction spring 16, the end of the extrusion contraction spring 16 abuts against the inner surface of the supporting resistance plate 12, the inside of the positioning sliding frame 11 is installed with a circumferential rotating rod 13, the top of the circumferential rotating rod 13 is installed with a cylindrical protection block 14, the inside of the cylindrical protection block 14 is in contact with the plywood body 9, the front end of the resistance embedded rod 15 penetrates through the inside of the positioning sliding frame 11, and the front end of the positioning sliding frame 11 abuts against the outer surface of the circumferential rotating rod 13.

[0029] When the plywood body 9 needs to be bent at multiple angles, the plywood body 9 is directly processed in position adjustment along the top of the placing stable frame 17, the resistance embedded rod 15 can be slid outward along the inside of the supporting resistance plate 12 as required, the sliding of the supporting resistance plate 12 will drive the extrusion contraction spring 16 installed on the outer surface to be synchronous, so that the front end of the extrusion contraction spring 16 abuts against the inner surface of the supporting resistance plate 12 and is contracted, since the front end of the supporting resistance plate 12 penetrates through the inside of the positioning sliding frame 11, the backward sliding of the supporting resistance plate 12 will make the front end be separated from the inside of the positioning sliding frame 11, at this time, the circumferential rotating rod 13 can be rotated and moved in position conversion along the inside of the positioning sliding frame 11, along with the movement of the circumferential rotating rod 13, the cylindrical protection block 14 rotatingly installed on the top of the circumferential rotating rod 13 will also be synchronous in position movement, after the position of the circumferential rotating rod 13 is replaced, the resistance embedded rod 15 is ejected and reset through the extrusion contraction spring 16, so that the resistance embedded rod 15 abuts against the outside of the circumferential rotating rod 13, along with the continuous pushing of the plywood body 9 by the semicircular bending plate 7, the plywood body 9 will be bent due to the abutment of the cylindrical protection block 14, and the middle section of the bent part will be supported due to the placing stable frame 17, the placing stable frame 17 will slide along the inside of the second sliding limiting frame 8 after being pressed, so as to ensure the processing stability.

[0030] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A bending machine for producing plywood with adjustable angle, comprising a fixed support base (1), wherein a first sliding limit frame (4) is installed on the upper surface of the fixed support base (1), and an engaging sliding mechanism for moving a semi-circular bending plate (7) back and forth is installed inside the first sliding limit frame (4). Its features are: The meshing sliding mechanism includes a fixed drive motor (2), and a meshing transmission gear (3) is installed on the outer surface of the output end of the fixed drive motor (2). The first sliding limit frame (4) is fixedly installed on the upper surface of the fixed support base (1), and an integral fixed rack (6) is installed on the inner surface of the first sliding limit frame (4). A positioning sliding frame (11) is installed on the upper surface of the fixed support base (1), and an elastic abutment mechanism for moving the cylindrical protective block (14) left and right is installed inside the positioning sliding frame (11).

2. The bending machine for producing plywood with adjustable angle according to claim 1, characterized in that: The elastic abutment mechanism includes a placement stabilizing frame (17), which is slidably installed inside the second sliding limit frame (8). A plywood body (9) is installed inside the placement stabilizing frame (17), and a support abutment plate (12) is installed on the upper surface of the fixed support base (1).

3. The bending machine for producing plywood with adjustable angle according to claim 2, characterized in that: The support contact plate (12) is equipped with an abutment fitting rod (15) inside, and a compression spring (16) is installed on the outer surface of the abutment fitting rod (15). The end of the compression spring (16) abuts against the inner surface of the support contact plate (12). The positioning sliding frame (11) is equipped with a circumferential rotating rod (13) inside, and a cylindrical protective block (14) is installed on the top of the circumferential rotating rod (13). The interior of the cylindrical protective block (14) is in contact with the plywood body (9).

4. The bending machine for producing plywood with adjustable angle according to claim 1, characterized in that: The meshing transmission gear (3) meshes with the integral fixed rack (6), and a second sliding limit frame (8) is installed on the upper surface of the fixed support base (1). A movable abutment rod (5) is installed inside the second sliding limit frame (8), and a semi-circular bending plate (7) is installed at the front end of the movable abutment rod (5).

5. The bending machine for producing plywood with adjustable angle according to claim 4, characterized in that: The integrated fixed rack (6) is fixedly installed on the left side of the first sliding limit frame (4), and auxiliary stabilizing rods (10) are installed on the left and right sides of the movable abutment rod (5). The integrated fixed rack (6) is slidably installed inside the first sliding limit frame (4), and the movable abutment rod (5) is slidably installed inside the second sliding limit frame (8).

6. The bending machine for producing plywood with adjustable angle according to claim 5, characterized in that: The outer surface of the meshing transmission gear (3) contacts the top of the integrated fixed rack (6) to form a meshing structure, and the inner surface of the first sliding limit frame (4) contacts the lower surface of the integrated fixed rack (6) to form a sliding structure. The movable abutment rod (5), the integrated fixed rack (6) and the semi-circular bending plate (7) are designed as a single unit, and the meshing transmission gear (3) is fixed to the side of the integrated fixed rack (6) and the side of the movable abutment rod (5) to form a transmission mechanism.

7. The bending machine for producing plywood with adjustable angle according to claim 3, characterized in that: The front end of the abutting fitting rod (15) passes through the interior of the positioning sliding frame (11), and the front end of the positioning sliding frame (11) abuts against the outer surface of the circumferential rotating rod (13).

Citation Information

Patent Citations

  • Steel bending machine stable in installation

    CN220092658U