Auxiliary correction device for pipe bending machine

Abstract

The utility model discloses an auxiliary correction device for a pipe bending machine, which relates to the technical field of pipe bending machines, and comprises a working platform arranged on one side of a pipe bending mechanism, a pipe auxiliary feeding mechanism is arranged on one side of the working platform, a correction positioning mechanism is arranged on the top of the working platform and on one side of the pipe bending mechanism, and a mechanical arm is arranged in the middle of one side of the top of the working platform. The utility model has a reasonable and reliable structure, and the auxiliary correction device for a pipe bending machine can realize the feeding assistance and correction positioning of pipes for the pipe bending machine, which not only realizes the automated production of the pipe bending machine, reduces manual intervention, and improves efficiency, but also realizes the precise positioning of the pipe, ensuring that the pipe is in the correct position and angle when entering the pipe bending machine.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe bending machines, in particular to an auxiliary correction device for pipe bending machines. Background Art

[0002] The pipe bender is a mechanical device specially used for bending pipes, and it plays an important role in many industrial fields. According to different working principles and control methods, it is roughly divided into CNC pipe bender, hydraulic pipe bender, etc., and is used in pipeline laying and repair in power construction, railway construction, bridges, ships, etc. It has the advantages of multiple functions, reasonable structure, simple operation, easy movement, and fast installation. The pipe bender needs to have a correction function in the process of bending pipes.

[0003] For example, Chinese patent CN220658996U discloses an auxiliary correction device for a pipe bender, including a base, a pipe bender body is fixedly installed on the top right side of the base, a concave seat is fixedly installed on the top left side of the pipe bender body, a guide rail is fixedly installed on the top of the concave seat, and a drive motor drives a screw rod to drive a slider to drive the clamping mechanism on the top to move relative to each other, thereby assisting in positioning the pipe body. However, the auxiliary correction device for a pipe bender positions and corrects the pipe by clamping it with two sets of clamps during auxiliary correction, and this method is prone to damage the pipe during the clamping process, causing deformation or wear of the pipe, thereby reducing the quality of the pipe after bending and increasing production costs.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes an auxiliary correction device for a pipe bending machine to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] An auxiliary correction device for a pipe bending machine comprises a working platform arranged on one side of a pipe bending mechanism, a pipe auxiliary feeding mechanism is arranged on one side of the working platform, a pipe auxiliary feeding mechanism is arranged on one side of the working platform, and a correction positioning mechanism is arranged on the top of the working platform and on one side of the pipe bending mechanism; the correction positioning mechanism comprises a fixed base arranged on the top of the working platform, the interior of the fixed base is a hollow structure, a sliding block is arranged inside the fixed base, support rods are arranged on both sides of the sliding block, and the cross-section of the support rod is an L-shaped structure; an auxiliary positioning assembly is arranged on the top of one side of the support rod, and the two groups of auxiliary positioning assemblies are symmetrically arranged; through holes matching with the support rods are provided on both sides of the fixed base, a driving motor is provided at one end of the fixed base, the output shaft of the driving motor passes through the side wall of the fixed base and is provided with a driving rod; two threads are provided at both ends of the outer side of the circumference of the driving rod, and the directions of the two groups of threads are opposite; a threaded hole two matching with the thread two is provided in the middle of the side wall of the sliding block;

[0008] A mechanical arm is arranged in the middle of one side at the top of the working platform, and the pipe auxiliary feeding mechanism includes a feeding rack arranged on one side of the working platform, and a plurality of fixed plates are symmetrically arranged on both sides of the inner part of the feeding rack, and the plurality of fixed plates are stepped, and a movable push plate is arranged between adjacent fixed plates; a plurality of movable push plates located on the same side of the feeding rack are penetrated by connecting rods at the bottom ends, and the connecting rods are connected by connecting plates; a support frame is arranged in the middle of the bottom end of the feeding rack, and a plurality of electric telescopic rods are arranged at the top of the support frame, and the top end of the piston rod of the electric telescopic rod is connected to the bottom end of the movable push plate.

[0009] Furthermore, in order to realize the auxiliary correction of the pipe, the two sets of correction positioning plates are driven by the driving motor to move towards the pipe direction, and the two sets of correction positioning plates can form a circle to realize the positioning of the pipe without causing damage to the pipe, thereby improving the production quality. At the same time, under the drive of the rotating rod, the correction positioning plates of different models and sizes can be quickly replaced, so that the auxiliary correction of the pipe bending machine can be used for auxiliary correction of pipes of different models, thereby improving the applicability. The auxiliary positioning component includes a top plate arranged on one side of the support rod A mounting plate is provided at the middle of the mounting plate, a chamber is provided in the middle of the chamber, partitions are symmetrically provided inside the chamber, a rotating rod passing through the top of the mounting plate is provided between two sets of partitions, and a bevel gear 1 is sleeved on the outer side of the bottom end of the rotating rod; a driven rod is penetrated through the side wall of the partition, and a bevel gear 2 meshing with the bevel gear 1 is sleeved on the outer side of one end of the driven rod; plug-in blocks matching with the driven rod are inserted through the side walls at both ends of the chamber; mounting holes are symmetrically provided on one side of the mounting plate, and mounting blocks are provided inside the mounting holes, and a correction positioning plate is provided at one end of the mounting block.

[0010] Furthermore, in order to enable the plug to move under the rotation of the driven rod, a thread is provided on the outer side of the circumference of the driven rod and on one side of the partition; the cross-section of the plug is a square structure, and a threaded hole matching the thread is provided on the side wall of one end of the plug.

[0011] Furthermore, in order to achieve the matched installation of the mounting block and the plug-in block, the cross section of the mounting block is square, and a plug-in hole matched with the plug-in block is provided on one side of the mounting block.

[0012] The beneficial effects of the utility model are:

[0013] 1. The utility model has a reasonable and reliable structure. The auxiliary correction device for the pipe bending machine can realize the feeding assistance and the correction positioning of the pipe for the pipe bending machine. It not only realizes the automated production of the pipe bending machine, reduces manual intervention, and improves efficiency, but also realizes the precise positioning of the pipe, ensuring that the pipe is in the correct position and angle when entering the bending pipe.

[0014] 2. By setting up a pipe auxiliary feeding mechanism, the automatic feeding of pipes is realized. Driven by the electric telescopic rod, the stepped movable push plate can be moved, and the pipes can be fed one by one and automatically. Then, the pipes are installed on the working platform under the action of the mechanical arm for subsequent pipe bending operations.

[0015] 3. By setting up a correction positioning mechanism, it is possible to ensure that the pipe is assisted in positioning during the bending process, so that the pipe can maintain a stable shape and effectively reduce the bending accuracy problems caused by improper operation or equipment errors. The two sets of correction positioning plates are driven by the drive motor to move toward the pipe, and the two sets of correction positioning plates can form a circle to achieve the positioning of the pipe without causing damage to the pipe, thereby improving the production quality. At the same time, under the drive of the rotating rod, the correction positioning plates of different models and sizes can be quickly replaced, so that the auxiliary correction of the pipe bending machine can assist in the correction of pipes of different models, thereby improving the applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a pipe bending machine auxiliary correction device according to an embodiment of the utility model;

[0018] Figure 2It is a structural schematic diagram of a pipe auxiliary feeding mechanism in a pipe bending machine auxiliary correction device according to an embodiment of the utility model;

[0019] Figure 3 It is a cross-sectional view of a pipe auxiliary feeding mechanism in a pipe bending machine auxiliary correction device according to an embodiment of the utility model;

[0020] Figure 4 It is a structural schematic diagram of a correction positioning mechanism in a pipe bending machine auxiliary correction device according to an embodiment of the utility model;

[0021] Figure 5 It is a three-dimensional assembly diagram of a correction and positioning mechanism in a pipe bending machine auxiliary correction device according to an embodiment of the utility model;

[0022] Figure 6 It is a schematic cross-sectional view of an auxiliary positioning assembly in an auxiliary correction device for a pipe bender according to an embodiment of the utility model;

[0023] Figure 7 yes Figure 6 A partial enlarged view of the middle A;

[0024] Figure 8 It is a three-dimensional assembly diagram of an auxiliary positioning component in an auxiliary correction device for a pipe bending machine according to an embodiment of the utility model.

[0025] In the figure:

[0026] 1. Working platform; 2. Auxiliary feeding mechanism for pipes; 201. Feeding rack; 2011. Baffle; 2012. Opening; 202. Fixed plate; 203. Movable push plate; 204. Connecting rod; 205. Connecting plate; 206. Support frame; 207. Electric telescopic rod; 3. Correction and positioning mechanism; 31. Fixed base; 32. Sliding block; 3201. Threaded hole 2; 33. Support rod; 34. Auxiliary positioning assembly; 3401. Mounting plate; 340 2. Chamber; 3403. Partition; 3404. Rotating rod; 3405. Bevel gear one; 3406. Driven rod; 34061. Thread one; 3407. Bevel gear two; 3408. Insert block; 34081. Threaded hole one; 3409. Mounting hole; 3410. Mounting block; 34101. Insert hole; 3411. Correction positioning plate; 35. Perforation; 36. Drive motor; 37. Drive rod; 3701. Thread two; 4. Robotic arm. DETAILED DESCRIPTION

[0027] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0028] According to an embodiment of the utility model, a pipe bending machine auxiliary correction device is provided.

[0029] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-Figure 8 As shown, the auxiliary correction device for a pipe bending machine according to an embodiment of the utility model includes a working platform 1 arranged on one side of a pipe bending mechanism, a pipe auxiliary feeding mechanism 2 is arranged on one side of the working platform 1, a correction and positioning mechanism 3 is arranged at the top of the working platform 1 and located on one side of the pipe bending mechanism, and a mechanical arm 4 is arranged in the middle of one side of the top of the working platform 1.

[0030] In addition, it should be noted that the pipe bending mechanism is composed of wheel mold parts, clamping mold parts, pressing mold parts, pipe bending components, etc., which are used to achieve pipe bending. The structural composition of the above-mentioned pipe bending mechanism and the working principle of each component are prior art and will not be elaborated here.

[0031] The working platform 1 is also provided with a slide rail, a feeding component, a cylinder, etc., which can transport the pipe to the pipe bending mechanism for bending. The slide rail, the feeding component, the cylinder, etc. are all prior art and will not be elaborated in detail here.

[0032] With the help of the above-mentioned technical scheme of the utility model, the structure of the utility model is reasonable and reliable. The auxiliary correction device of the pipe bending machine can realize the feeding assistance and correction positioning of the pipe for the pipe bending machine, which not only realizes the automated production of the pipe bending machine, reduces manual intervention and improves efficiency, but also realizes the precise positioning of the pipe, ensuring that the pipe is in the correct position and angle when entering the bending pipe.

[0033] In one embodiment, for the above-mentioned pipe auxiliary feeding mechanism 2, the pipe auxiliary feeding mechanism 2 includes a feeding rack 201 arranged on one side of the working platform 1, and a plurality of fixed plates 202 are symmetrically arranged on both sides of the inner part of the feeding rack 201, and the plurality of fixed plates 202 are stepped, and a movable push plate 203 is arranged between adjacent fixed plates 202. In addition, in specific applications, the fixed plates 202 and the movable push plates 203 are arranged in an inclined state; a connecting rod 204 is penetrated at the bottom end of the plurality of movable push plates 203 located on the same side of the feeding rack 201, and the connecting rods 204 are connected by a connecting plate 205; the bottom of the feeding rack 201 A support frame 206 is provided in the middle of the end, and a plurality of electric telescopic rods 207 are provided at the top of the support frame 206, and the top of the piston rod of the electric telescopic rod 207 is connected to the bottom end of the movable push plate 203; a baffle 2011 is provided at the top of one end of the loading frame 201, and an opening 2012 is provided in the middle of the baffle 2011, thereby realizing automatic loading of pipes. Driven by the electric telescopic rod 207, the stepped movable push plate 203 can be driven to move, so that the pipes can be loaded one by one and automatically, and then the pipes are installed on the working platform 1 under the action of the robot arm 4 for subsequent pipe bending operations.

[0034] The working principle of the pipe auxiliary feeding mechanism 2 is: first, the bent pipe is placed at the bottom of the feeding rack 201, and then driven by the electric telescopic rod 207, one of the movable push plates 203 is moved upward by the piston rod of the electric telescopic rod 207, and then the remaining movable push plates 203 are moved upward under the action of the connecting rod 204 and the connecting plate 205, and then the pipes are transported upward one by one by the movable push plates 203 until they are transported to the baffle 2011, and then the robot arm 4 takes the pipe from the opening 2012 to the working platform for loading.

[0035] In one embodiment, for the above-mentioned correction and positioning mechanism 3, the correction and positioning mechanism 3 includes a fixed base 31 arranged on the top of the working platform, the interior of the fixed base 31 is a hollow structure, a slider 32 is arranged inside the fixed base 31, support rods 33 are arranged on both sides of the slider 32, and the cross section of the support rod 33 is an L-shaped structure; an auxiliary positioning component 34 is arranged on the top of one side of the support rod 33, and the two groups of auxiliary positioning components 34 are symmetrically arranged; through holes 35 matching with the support rod 33 are opened on both sides of the fixed base 31, and a driving motor 36 is arranged at one end of the fixed base 31, In addition, in a specific application, the driving motor 36 is configured as a servo motor, the output shaft of the driving motor 36 passes through the side wall of the fixed base 31 and is provided with a driving rod 37; both ends of the outer side of the circumference of the driving rod 37 are provided with second threads 3701, and the directions of the two sets of second threads 3701 are opposite; the cross section of the slider 32 is a square structure, and the middle part of the side wall of the slider 32 is provided with a second threaded hole 3201 that matches the second thread 3701; the auxiliary positioning assembly 34 includes a mounting plate 3401 arranged on the top of one side of the support rod 33, and the middle part of the mounting plate 3401 is provided with a chamber 3402, and the chamber 34 02 is symmetrically provided with partitions 3403 inside, and a rotating rod 3404 penetrating the top of the mounting plate 3401 is provided between the two sets of partitions 3403. In addition, in specific applications, the rotating rod 3404 is connected to the mounting plate 3401 through a bearing, and a bevel gear 1 3405 is sleeved on the outer side of the bottom end of the rotating rod 3404; a driven rod 3406 is penetrated through the side wall of the partition 3403, and a bevel gear 2 3407 meshing with the bevel gear 1 3405 is sleeved on the outer side of one end of the driven rod 3406; plug blocks 3408 matching with the driven rod 3406 are interspersed on the side walls at both ends of the chamber 3402; One side of the mounting plate 3401 is symmetrically provided with mounting holes 3409, and a mounting block 3410 is provided inside the mounting hole 3409, and a correction positioning plate 3411 is provided at one end of the mounting block 3410. In addition, in specific applications, the correction positioning plate 3411 can be pre-made with correction positioning plates 3411 of different diameters for backup; a thread 34061 is provided on the outer side of the circumference of the driven rod 3406 and on one side of the partition 3403; the cross section of the plug block 3408 is a square structure, and a threaded hole 34081 matching with the thread 34061 is provided on the side wall of one end of the plug block 3408;The cross section of the mounting block 3410 is square, and a plug hole 34101 matching with the plug block 3408 is provided on one side of the mounting block 3410, so as to ensure auxiliary positioning of the pipe during the bending process, so as to keep the pipe in a stable shape, effectively reduce the bending accuracy problem caused by improper operation or equipment error, and drive the two sets of correction positioning plates 3411 to move toward the pipe under the drive of the driving motor 36, and the two sets of correction positioning plates 3411 can form a circle to realize the positioning of the pipe without causing damage to the pipe, thereby improving the production quality. At the same time, under the drive of the rotating rod 3404, the correction positioning plates 3411 of different models and sizes can be quickly replaced, so that the auxiliary correction of the pipe bending machine can be used for auxiliary correction of pipes of different models, thereby improving the applicability. ;

[0036] The working principle of the correction and positioning mechanism 3 is as follows: first, before the pipe is bent, the driving motor 36 is used to drive the driving rod 37 to rotate, and under the cooperation of the second thread 3701 and the second threaded hole 3201, the two groups of sliders 32 are driven to move toward the middle of the driving rod 37, thereby driving the auxiliary positioning assembly 34 to move under the action of the support rod 33, so that the pipe can be corrected and positioned, ensuring the stability of the pipe during the bending process.

[0037] By setting up two sets of correction positioning plates 3411, a circle can be formed and the positioning of the pipe can be corrected without squeezing the outside of the pipe to avoid damage to the pipe. When it is necessary to replace the correction positioning plate 3411 of a different type, the rotating rod 3404 can be used to rotate the bevel gear 1 3405, and the driven rod 3406 is driven to rotate under the action of the engagement of the bevel gear 1 3405 and the bevel gear 2 3407. Then, with the cooperation of the threaded hole 1 34081 and the thread 1 34061, the plug block 3408 is driven to leave the socket 34101, and then the correction positioning plate 3411 can be removed from the mounting plate 3401 for replacement.

[0038] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0039] In actual application, first, when the pipe bending machine bends the pipe, the pipe auxiliary feeding mechanism 2 (the working principle of the pipe auxiliary feeding mechanism 2 is as described above) and the robot arm 4 can realize automatic feeding of the pipe, and then after the feeding is completed, the pipe is corrected and positioned by the correction and positioning mechanism 3 (the working principle of the correction and positioning mechanism 3 is as described above) to ensure that the pipe can be in the correct position and angle when entering the bending pipe.

[0040] In summary, with the help of the above technical solution of the utility model, the utility model has a reasonable and reliable structure. The auxiliary correction device of the pipe bending machine can realize the auxiliary feeding and corrective positioning of the pipe for the pipe bending machine, which not only realizes the automated production of the pipe bending machine, reduces manual intervention, and improves efficiency, but also realizes the precise positioning of the pipe, ensuring that the pipe is in the correct position and angle when entering the pipe bending. By setting up the pipe auxiliary feeding mechanism 2, the automatic feeding of the pipe is realized. The step-shaped movable push plate 203 can be driven to move by the drive of the electric telescopic rod 207, so that the pipes can be fed one by one and automatically, and then the pipes are installed on the working platform 1 under the action of the mechanical arm 4 for subsequent pipe bending operations. By setting up the correction positioning mechanism 3, it is possible to ensure that the pipe is assisted in positioning during the bending process, so that the pipe can maintain a stable shape and effectively reduce the bending accuracy problems caused by improper operation or equipment errors. The two sets of correction positioning plates 3411 are driven by the drive motor 36 to move toward the pipe, and the two sets of correction positioning plates 3411 can form a circle to achieve the positioning of the pipe without causing damage to the pipe, thereby improving the production quality. At the same time, under the drive of the rotating rod 3404, the correction positioning plates 3411 of different models and sizes can be quickly replaced, so that the auxiliary correction of the pipe bending machine can assist in the correction of pipes of different models, thereby improving applicability.

[0041] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0042] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pipe bending machine auxiliary correction device, comprising a working platform arranged on one side of the pipe bending mechanism, characterized in that: A pipe auxiliary feeding mechanism is arranged on one side of the working platform, and a correction positioning mechanism is arranged on the top of the working platform and on one side of the pipe bending mechanism; the correction positioning mechanism comprises a fixed base arranged on the top of the working platform, the interior of the fixed base is a hollow structure, a slider is arranged inside the fixed base, support rods are arranged on both sides of the slider, and the cross-section of the support rod is an L-shaped structure; an auxiliary positioning assembly is arranged on the top of one side of the support rod, and the two groups of auxiliary positioning assemblies are symmetrically arranged; through holes matching with the support rods are provided on both sides of the fixed base, a driving motor is provided at one end of the fixed base, the output shaft of the driving motor passes through the side wall of the fixed base and is provided with a driving rod; two threads are provided at both ends of the outer side of the circumference of the driving rod, and the directions of the two groups of threads are opposite; a threaded hole two matching with the thread two is provided in the middle of the side wall of the slider; A mechanical arm is arranged in the middle of one side at the top of the working platform, and the pipe auxiliary feeding mechanism includes a feeding rack arranged on one side of the working platform, and a plurality of fixed plates are symmetrically arranged on both sides of the inner part of the feeding rack, and the plurality of fixed plates are stepped, and a movable push plate is arranged between adjacent fixed plates; a plurality of movable push plates located on the same side of the feeding rack are penetrated by connecting rods at the bottom ends, and the connecting rods are connected by connecting plates; a support frame is arranged in the middle of the bottom end of the feeding rack, and a plurality of electric telescopic rods are arranged at the top of the support frame, and the top end of the piston rod of the electric telescopic rod is connected to the bottom end of the movable push plate.

2. The auxiliary correction device for a pipe bender according to claim 1, characterized in that: The auxiliary positioning assembly includes a mounting plate arranged at the top of one side of the support rod, a chamber is opened in the middle of the mounting plate, partitions are symmetrically arranged inside the chamber, a rotating rod penetrating the top of the mounting plate is arranged between two sets of partitions, and a bevel gear 1 is sleeved on the outer side of the bottom end of the rotating rod; a driven rod is penetrated through the side wall of the partition, and a bevel gear 2 meshing with the bevel gear 1 is sleeved on the outer side of one end of the driven rod; Insert blocks matching with the driven rod are interspersed on the side walls at both ends of the chamber; One side of the mounting plate is symmetrically provided with mounting holes, and a mounting block is arranged inside the mounting hole, and a correction positioning plate is arranged at one end of the mounting block.

3. The auxiliary correction device for a pipe bender according to claim 2, characterized in that: A thread one is arranged on the outer side of the circumference of the driven rod and on one side of the partition.

4. The auxiliary correction device for a pipe bender according to claim 3, characterized in that: The cross section of the plug block is a square structure, and a threaded hole one matching with a thread one is formed on a side wall of one end of the plug block.

5. A pipe bending machine auxiliary correction device according to claim 3 or 4, characterized in that: The cross section of the mounting block is in a square shape, and a plug hole matching with the plug block is provided on one side of the mounting block.

Images