Pipe bending machine with adjustable clamping structure

Abstract

The utility model discloses a pipe bender with an adjustable clamping structure, which relates to the field of pipe benders and comprises a bottom plate, a conveying platform is arranged on one side of the top end of the bottom plate, mounting frames are arranged on two sides of the top end of the conveying platform, lifting components are arranged on the inner sides of the mounting frames, and an adjusting plate is arranged between the middles of the lifting components. A mounting groove is formed in the surface of the adjusting plate, and an adjusting assembly is arranged in the mounting groove; a mounting frame matched with the bottom plate is arranged on one side of the conveying platform, a mounting block is arranged at the inner top end of the mounting frame, and a bent protruding block is arranged at the bottom end of the mounting block. A bending clamping assembly matched with the bottom plate is arranged at the bottom of the mounting frame, a bending frame is arranged at the end of the bending clamping assembly, and a bending limiting rod is arranged at the end of the bending frame. Under the matching action of the lifting assembly, the adjusting assembly, the bending protruding block and the bending assembly, the pipe fitting can be adjusted and clamped according to the size of the pipe fitting, and the overall working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of pipe bending machines, in particular to a pipe bending machine with an adjustable clamping structure. Background Art

[0002] A pipe bender is a piece of equipment used in the production and preparation of pipes. It bends and curls pipes to meet specific requirements and standards. These machines are capable of exerting forces exceeding human power to bend the pipe. Therefore, they are considered essential equipment on construction sites, in metal fabrication, and in other critical production industries.

[0003] For example, Chinese patent CN214719639U discloses a pipe bender with an adjustable clamping structure. The main bending wheel and the auxiliary bending wheel are driven up and down by rotating the first threaded rod inside the pipe bender body, and the auxiliary bending wheel is driven up and down by rotating the second threaded rod, so that the auxiliary bending wheel can adapt to pipes of different diameters, and the bending angle of the pipe is changed by the up and down movement length of the auxiliary bending wheel.

[0004] When bending a pipe, the device adjusts the position of the auxiliary bending wheel through a knob, and uses the main motor to drive the main guide wheel to rotate; when the main guide wheel rotates, it drives the pipe to be transported in the horizontal direction, thereby affecting the bending efficiency; in addition, since pipes are usually made of hard materials, it is difficult to ensure the reliability of the bending effect by only adjusting the angle and transmission of the auxiliary bending wheel.

[0005] Currently, no effective solutions have been proposed for the problems in related technologies. Utility Model Content

[0006] In response to the problems in the related art, the utility model proposes a pipe bending machine with an adjustable clamping structure to overcome the above-mentioned technical problems existing in the existing related art.

[0007] To this end, the specific technical solutions adopted in this utility model are as follows:

[0008] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0009] Furthermore, in order to ensure that the adjustment plate can slide on the outside of the limiting column and be limited by the retaining ring to ensure the stability of the adjustment plate position adjustment, grooves that cooperate with the retaining ring are provided on both sides of the top of the adjustment plate.

[0010] Furthermore, in order to adjust the position of conveying wheel one according to the size of the pipe under the action of the lifting assembly, and ensure that pipes of different sizes can be conveyed by conveying wheel one and conveying wheel two, thereby improving the practicality of the entire device, the lifting assembly includes a lifting motor arranged at the top of one of the mounting frames, and a screw rod is arranged at one end of the output shaft of the lifting motor; the lifting assembly also includes a limit rod arranged on the inner side of the other mounting frame, and the middle part of the limit rod and the screw rod are both provided with a limit sliding block that cooperates with the adjustment plate.

[0011] Furthermore, in order to adjust the distance between adjacent conveying wheels under the action of the adjustment component, so as to adapt to the length of the pipe and ensure the stability of the pipe during transportation, the adjustment component includes an adjustment motor arranged inside the installation groove, and a rotating shaft is provided at one end of the output shaft of the adjustment motor, and external threads are provided at both ends of the outer side of the rotating shaft, and the external threads at both ends of the rotating shaft are in opposite directions; adjustment sliding blocks are provided on the outer sides of the external threads, and the surfaces of the adjustment sliding blocks are matched with the conveying wheel 1.

[0012] Furthermore, in order to realize the installation of the bending protrusion and the mounting block under the action of the clamping part, and ensure the stability of the bending protrusion during the installation process, it is also convenient for the disassembly of the bending protrusion, and different bending protrusions can be replaced according to the required bending angle. The clamping part includes a fixed shaft inserted into the middle of the mounting block, eccentric blocks are provided at both ends of the fixed shaft, and a connecting rod is provided between the bottoms of the eccentric blocks; one of the eccentric blocks is provided with a toggle rod on the bottom end.

[0013] Furthermore, in order to cooperate with the bending protrusion under the action of the bending bending assembly to achieve the bending of the pipe, the bending clamping assembly includes a cylinder arranged on one side of the base plate, and the output end of the cylinder is provided with a U-shaped connecting block, one end of the U-shaped connecting block is movably connected to a convex adjusting block, and both ends of the convex adjusting block are provided with adjusting rods that cooperate with the mounting frame, and the top end of one of the adjusting rods is movably connected to the mounting seat at the bottom end of the bending frame.

[0014] The beneficial effects of the utility model are:

[0015] 1. The utility model can adjust and clamp the pipe fittings in a targeted manner according to the size of the pipe fittings through the cooperation of the lifting assembly, the adjusting assembly, the bending protrusion and the bending assembly, thereby ensuring that the entire device has the adjustment and clamping functions and increasing the overall work efficiency.

[0016] 2. Under the action of the lifting component, the utility model can adjust the distance between the conveying wheel 1 and the conveying wheel 2 according to the diameter of the pipe, thereby improving the practicality of the entire device. Under the action of the adjusting component, the distance between adjacent conveying wheels 1 can be adjusted to adapt to the length of the pipe and ensure the stability of the pipe during transportation.

[0017] 3. Under the action of the clamping piece, the utility model can realize the installation of the bending protrusion and the mounting block, and ensure the stability of the bending protrusion during the installation process, while also facilitating the disassembly of the bending protrusion. Different bending protrusions can be replaced according to the required bending angle; under the action of the bending bending assembly, it can cooperate with the bending protrusion to realize the bending of the pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 This is a structural schematic diagram of a pipe bender with an adjustable clamping structure according to an embodiment of the present utility model;

[0020] Figure 2 yes Figure 1 A partial enlarged view of point A in the middle;

[0021] Figure 3 yes Figure 1 A partial enlarged view of point B in the middle;

[0022] Figure 4This is a cross-sectional view of a conveying platform in a pipe bender with an adjustable clamping structure according to an embodiment of the present utility model;

[0023] Figure 5 This is an assembly diagram of a mounting frame, a bending protrusion, and a bending clamping assembly in a pipe bender with an adjustable clamping structure according to an embodiment of the present utility model;

[0024] Figure 6 yes Figure 5 A partial enlarged view of point C in the middle.

[0025] In the picture:

[0026] 1. Bottom plate; 2. Controller; 3. Conveyor platform; 4. Mounting frame; 5. Lifting assembly; 501. Lifting motor; 502. Screw; 503. Limit rod; 504. Limiting slide block; 6. Adjustment plate; 601. Groove; 7. Mounting slot; 8. Adjustment assembly; 801. Adjustment motor; 802. Rotating shaft; 803. External thread; 804. Adjustment slide block; 9. Conveyor wheel 1; 10. Conveyor wheel 2; 11. Mounting frame; 1 2. Mounting block; 13. Bending protrusion; 14. Connector; 1401. Fixed shaft; 1402. Eccentric block; 1403. Connecting rod; 1404. Toggle rod; 15. Bending clamping assembly; 1501. Cylinder; 1502. U-shaped connecting block; 1503. Protruding adjustment block; 1504. Adjusting rod; 1505. Mounting seat; 16. Bending frame; 17. Bending limit rod; 18. Limit column; 19. Retaining ring; 20. Handle. 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. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the 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 present utility model, a pipe bender with an adjustable clamping structure is provided.

[0029] The present invention will now be further described with reference to the accompanying drawings and specific embodiments. Figures 1-6As shown, the pipe bending machine with an adjustable clamping structure according to the embodiment of the present invention includes a base plate 1, a controller 2 is provided on one side of the top of the base plate 1, a conveying platform 3 is provided on one side of the top of the base plate 1, mounting frames 4 are provided on both sides of the top of the conveying platform 3, a lifting component 5 is provided on the inner side of the mounting frame 4, an adjustment plate 6 is provided between the middle parts of the lifting component 5, a mounting groove 7 is provided on the surface of the adjustment plate 6, an adjustment component 8 is provided inside the mounting groove 7, and a conveying wheel 9 is symmetrically provided on the surface of the adjustment component 8; a plurality of conveying wheels 10 are evenly provided on one side of the surface of the conveying platform 3; one side of the conveying platform 3 A mounting frame 11 is provided that cooperates with the base plate 1, a mounting block 12 is provided at the inner top end of the mounting frame 11, a bending protrusion 13 is provided at the bottom end of the mounting block 12, and a clamping piece 14 is provided between the bending protrusion 13 and the mounting block 12; a bending component 15 that cooperates with the base plate 1 is provided at the bottom of the mounting frame 11, a bending frame 16 is provided at the end of the bending bending component 15, a bending limit rod 17 is provided at the end of the bending frame 16, a limiting column 18 that cooperates with the adjustment plate 6 is provided at the top of the conveying platform 3, and a retaining ring 19 is provided at the end of the limiting column 18; a handle 20 is provided on one side of the bending protrusion 13.

[0030] With the help of the above technical scheme, the utility model can adjust and clamp the pipe fittings in a targeted manner according to the size of the pipe fittings through the cooperation of the lifting assembly 5, the adjusting assembly 8, the bending protrusion 13 and the bending and bending assembly 15, thereby ensuring that the entire device has the adjustment and clamping functions and increasing the overall working efficiency. Under the action of the lifting assembly 5, the distance between the conveying wheel 1 9 and the conveying wheel 2 10 can be adjusted according to the diameter of the pipe fitting, thereby improving the practicality of the entire device. Under the action of the adjusting assembly 8, the distance between adjacent conveying wheels 1 9 can be adjusted to adapt to the length of the pipe fitting and ensure the stability of the pipe fitting during transportation; under the action of the clamping member 14, the installation of the bending protrusion 13 and the mounting block 12 can be realized, and the stability of the bending protrusion 13 can be guaranteed during the installation process, and the disassembly of the bending protrusion 13 is also facilitated. Different bending protrusions 13 can be replaced according to the desired bending angle; under the action of the bending and bending assembly 15, it can cooperate with the bending protrusion 13 to realize the bending of the pipe fitting.

[0031] In one embodiment, for the above-mentioned adjustment plate 6, grooves 601 that cooperate with the retaining ring 19 are provided on both sides of the top of the adjustment plate 6, thereby ensuring that the adjustment plate 6 can slide on the outside of the limiting column 18 and be limited by the retaining ring 19 to ensure the stability of the position adjustment of the adjustment plate 6.

[0032] In one embodiment, for the above-mentioned lifting assembly 5, the lifting assembly 5 includes a lifting motor 501 arranged at the top of one of the mounting frames 4, and a screw rod 502 is provided at one end of the output shaft of the lifting motor 501; the lifting assembly 5 also includes a limit rod 503 arranged on the inner side of the other mounting frame 4, and the middle part of the limit rod 503 and the screw rod 502 are both provided with a limit sliding block 504 that cooperates with the adjustment plate 6, so that under the action of the lifting assembly 5, the position of the conveying wheel 1 9 can be adjusted according to the size of the pipe fitting, and it is ensured that pipe fittings of different sizes can be conveyed by the conveying wheel 1 9 and the conveying wheel 2 10, thereby improving the practicality of the entire device.

[0033] The working principle of the lifting component 5 is as follows: under the control of the controller 2, the lifting motor 501 is controlled and started, and the screw rod 502 is driven to rotate under the positive action of the output shaft of the lifting motor 501, and under the action of the limit rod 503, the limit sliding block 504 is driven to slide downward in the vertical direction. Conversely, the lifting motor 501 is controlled to reverse, and the adjustment plate 6 is adjusted in the vertical direction according to the diameter of the pipe.

[0034] In one embodiment, for the above-mentioned adjustment component 8, the adjustment component 8 includes an adjustment motor 801 arranged inside the mounting groove 7, and a rotating shaft 802 is provided at one end of the output shaft of the adjustment motor 801, and both ends of the outer side of the rotating shaft 802 are sleeved with external threads 803, and the external threads 803 located at both ends of the rotating shaft 802 are in opposite directions; the outer sides of the external threads 803 are sleeved with adjustment sliding blocks 804, and the surfaces of the adjustment sliding blocks 804 are matched with the conveying wheels 9, so that under the action of the adjustment component 8, the distance between adjacent conveying wheels 9 can be adjusted to adapt to the length of the pipe fittings, thereby ensuring the stability of the pipe fittings during transportation.

[0035] The working principle of the adjustment component 8 is as follows: under the control of the controller 2, the adjustment motor 801 is controlled and started, and the rotating shaft 802 is driven to rotate under the positive action of the output shaft of the adjustment motor 801, and the adjustment sliding block 804 is driven to slide inward at the same time under the opposite action of the external threads 803 located at both ends of the rotating shaft 802, and the conveying wheel 9 is driven to slide inward at the same time. In reverse, the adjustment motor 801 is controlled to rotate in the reverse direction, and the conveying wheel 9 is driven to slide outward at the same time, and the distance between the two conveying wheels 9 is adjusted.

[0036] In one embodiment, for the above-mentioned clamping member 14, the clamping member 14 includes a fixed shaft 1401 inserted into the middle of the mounting block 12, and eccentric blocks 1402 are provided at both ends of the fixed shaft 1401, and a connecting rod 1403 is provided between the bottoms of the eccentric blocks 1402; one of the eccentric blocks 1402 is provided with a toggle rod 1404 on the bottom end, so that under the action of the clamping member 14, the bending protrusion 13 and the mounting block 12 can be installed, and the stability of the bending protrusion 13 is guaranteed during the installation process, and the disassembly of the bending protrusion 13 is also facilitated, and different bending protrusions 13 can be replaced according to the desired bending angle.

[0037] The working principle of the clamping member 14 is as follows: by rotating the toggle rod 1404, and during the rotation of the toggle rod 1404, one of the eccentric blocks 1402 is driven to rotate around the fixed axis 1401, and at the same time, under the action of the connecting rod 1403, the eccentric block 1402 on the other side is driven to rotate, and the bent protrusion 13 is taken out.

[0038] In one embodiment, for the above-mentioned bending component 15, the bending component 15 includes a cylinder 1501 arranged on one side of the base plate 1, and a U-shaped connecting block 1502 is provided at the output end of the cylinder 1501, and one end of the U-shaped connecting block 1502 is movably connected to a convex adjustment block 1503, and both ends of the convex adjustment block 1503 are provided with adjustment rods 1504 that cooperate with the mounting frame 11, and the top end of one adjustment rod 1504 is movably connected to the mounting seat 1505 at the bottom end of the bending frame 16, so that under the action of the bending component 15, it can cooperate with the bending protrusion 13 to realize the bending of the pipe.

[0039] The working principle of the bending component 15 is as follows: under the control of the controller 2, the cylinder 1501 is controlled and started, and the U-shaped connecting block 1502 is driven to move during the extension of the output shaft of the cylinder 1501, and the convex adjustment block 1503 of the movable connection is driven to move through the U-shaped connecting block 1502, and the angle between the adjustment rods 1504 at both ends is gradually increased, and under the cooperation of the mounting seat 1505, the bending frame 16 is driven to move upward, and with the cooperation of the bending groove at the bottom end of the bending protrusion 13, the bending of the pipe is realized.

[0040] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in actual process is described in detail below.

[0041] In actual application, the pipe is placed on the conveying platform 3, the controller 2 is started, and under the action of the lifting component 5, the distance between the conveying wheel 1 9 and the conveying wheel 2 10 is adjusted. At the same time, the adjustment component 8 is used to adjust the distance between adjacent conveying wheels 1 9 to adapt to the length of the pipe. After the adjustment is completed, several conveying wheels 1 9 and several conveying wheels 2 10 are used to cooperate in transmission. According to the required bending angle, the corresponding bending protrusion 13 is selected and installed, and fixed to the mounting block 12 through the clamping member 14. At the same time, the bending and bending assembly 15 is controlled to drive the bending frame 16 to cooperate with the bending protrusion 13 to realize the bending of the pipe. After the bending is completed, the clamping member 14 and the handle 20 are used to adjust or remove the bending protrusion 13 for the next bending operation.

[0042] The working principles of the lifting assembly 5 , the adjusting assembly 8 , the clamping member 14 and the bending assembly 15 are as described above.

[0043] In summary, with the help of the above technical scheme of the present invention, the present invention can adjust and clamp the pipe fittings in a targeted manner according to the size of the pipe fittings through the cooperation of the lifting assembly 5, the adjusting assembly 8, the bending protrusion 13 and the bending and bending assembly 15, thereby ensuring that the entire device has the adjustment and clamping functions and increasing the overall work efficiency. Under the action of the lifting assembly 5, the distance between the conveying wheel 1 9 and the conveying wheel 2 10 can be adjusted according to the diameter of the pipe fitting, thereby improving the practicality of the entire device. Under the action of the adjusting assembly 8, the distance between adjacent conveying wheels 1 9 can be adjusted to adapt to the length of the pipe fitting and ensure the stability of the pipe fitting during transportation; under the action of the clamping member 14, the installation of the bending protrusion 13 and the mounting block 12 can be realized, and the stability of the bending protrusion 13 can be guaranteed during the installation process, and the disassembly of the bending protrusion 13 is also facilitated. Different bending protrusions 13 can be replaced according to the desired bending angle; under the action of the bending and bending assembly 15, it can cooperate with the bending protrusion 13 to realize the bending of the pipe fitting.

[0044] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like 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 present invention according to the specific circumstances.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pipe bender with an adjustable clamping structure, comprising a bottom plate, a controller being provided on one side of the top of the bottom plate, characterized in that: A conveying platform is provided on one side of the top of the bottom plate, and mounting frames are provided on both sides of the top of the conveying platform. A lifting assembly is provided on the inner side of the mounting frame, and an adjustment plate is provided between the middle parts of the lifting assembly. A mounting groove is provided on the surface of the adjustment plate, and an adjustment assembly is provided inside the mounting groove. Conveying wheels 1 are symmetrically provided on the surface of the adjustment assembly; a plurality of conveying wheels 2 are evenly provided on one side of the surface of the conveying platform; A mounting frame that matches the bottom plate is provided on one side of the conveying platform, a mounting block is provided on the inner top of the mounting frame, a bent protrusion is provided on the bottom end of the mounting block, and a clamping piece is provided between the bent protrusion and the mounting block; The bottom of the mounting frame is provided with a bending clamping assembly matched with the bottom plate, the end of the bending clamping assembly is provided with a bending frame, and the end of the bending frame is provided with a bending limiting rod.

2. The pipe bender with an adjustable clamping structure according to claim 1, characterized in that: The top of the conveying platform is provided with a limiting column matched with the adjusting plate, and the end of the limiting column is provided with a retaining ring; a handle is provided on one side of the bent protrusion.

3. The pipe bender with an adjustable clamping structure according to claim 2, characterized in that: Grooves matching with the retaining ring are provided on both sides of the top of the adjusting plate.

4. The pipe bender with an adjustable clamping structure according to claim 3, characterized in that: The lifting assembly includes a lifting motor arranged at the top of one of the mounting frames, and a screw rod is arranged at one end of the output shaft of the lifting motor; The lifting assembly further comprises a limiting rod arranged on the inner side of another installation frame, and the middle parts of the limiting rod and the screw rod are both provided with limiting sliding blocks matched with the adjustment plate.

5. The pipe bender with an adjustable clamping structure according to claim 4, characterized in that: The adjustment assembly includes an adjustment motor arranged inside the mounting groove, a rotating shaft is provided at one end of the output shaft of the adjustment motor, and both ends of the outer side of the rotating shaft are sleeved with external threads, and the external threads at both ends of the rotating shaft are in opposite directions; The outer sides of the external threads are sleeved with adjusting sliding blocks, and the surfaces of the adjusting sliding blocks are matched with the conveying wheel.

6. The pipe bender with an adjustable clamping structure according to claim 1, characterized in that: The clamping member includes a fixed shaft inserted into the middle of the mounting block, eccentric blocks are provided at both ends of the fixed shaft, and a connecting rod is provided between the bottoms of the eccentric blocks; One of the eccentric blocks is provided with a toggle rod at the bottom end.

7. The pipe bender with an adjustable clamping structure according to claim 1, characterized in that: The bending clamping assembly includes a cylinder arranged on one side of the base plate, a U-shaped connecting block is provided at the output end of the cylinder, one end of the U-shaped connecting block is movably connected to a convex adjustment block, and both ends of the convex adjustment block are provided with adjustment rods that cooperate with the mounting frame, and the top end of one of the adjustment rods is movably connected to the mounting seat at the bottom end of the bending frame.

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