CN116871369A - Bending equipment and bending process for through pipe - Google Patents
Bending equipment and bending process for through pipe Download PDFInfo
- Publication number
- CN116871369A CN116871369A CN202310843900.1A CN202310843900A CN116871369A CN 116871369 A CN116871369 A CN 116871369A CN 202310843900 A CN202310843900 A CN 202310843900A CN 116871369 A CN116871369 A CN 116871369A
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- bending
- pipe
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- clamping
- block
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- 238000005452 bending Methods 0.000 title claims abstract description 168
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000002265 prevention Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The application relates to the technical field of bending of a through pipe, in particular to a bending device and a bending process of the through pipe, wherein the bending device comprises a machine base, one side of the top surface of the machine base is provided with a clamping moving module for clamping one end of a pipe, and the other side of the top surface of the machine base is provided with a bending module for bending the other end of the pipe; the clamping moving module comprises a moving plate, the moving plate slides on the top surface of the base, a fixed seat is arranged on the top surface of the moving plate, a rotating shaft is arranged on one side of the fixed seat, and a clamping device is arranged at one end of the rotating shaft; the clamping moving module and the bending module are provided with a positioning seat, and one side, facing the pipe, of the positioning seat is provided with an anti-deformation mechanism. The pipe bending machine has the effects of being convenient for bending the pipe at multiple angles and improving bending efficiency.
Description
Technical Field
The application relates to the technical field of bending of a through pipe, in particular to a through pipe bending device and a bending process.
Background
The metal pipe is a common sectional material in industry and daily life, and the most common metal rectangular pipe and metal round pipe are used. In the process of machining metal pipe fittings, one commonly used machining is bending of metal pipe. Compared with the welding piece of the metal pipe fitting, the bending piece of the metal pipe has many advantages, such as good integration, attractive appearance and the like. The metal tube bending machine is common processing equipment for bending metal tubes, and has the advantages of convenience in use, high processing efficiency and the like.
The current bending equipment, such as an authorized bulletin number CN213033336U, discloses an aluminum pipe bending device, which comprises a base, a fixing frame fixed on the base, and a bending roller rotatably arranged on the base, wherein a limiting frame is also arranged on the base, is positioned outside the end part of the fixing frame, which is away from the bending roller, and is used for abutting against the end part of a pipe; the circumferential outer side wall of the bending roller is provided with an arc-shaped placing groove II, and the side wall of the bending roller is also provided with a fixed block; a trepanning for the pipe to pass through is formed between the fixed block and the second placing groove; a movable cavity is arranged in the bending roller, a first cylinder is arranged in the movable cavity, and a top block is fixed at the end of a piston rod of the first cylinder. When the aluminum pipe needs to be bent, the pipe is inserted from the trepanning, and when the pipe is bent, the motor drives the bending roller to rotate at an angle, the fixing block rotates along with the bending roller, and the pipe is bent along with the second placing groove to form the bent pipe under the action of the force of the fixing block.
In the process of implementing the present application, the inventor finds that at least the following problems exist in the technology, and in the bending processing process of the actual pipe, the pipe needs to be bent at multiple angles. Therefore, when the pipe needs to be bent at multiple angles, the pipe is inserted from the trepanning, then bent for the first time, pushed out through the ejector block, and then the pipe bent for the first time is rotated again, and the process is repeated, so that the pipe is bent at multiple angles. However, when bending is performed for the second time, after the bending roller and the fixing block are reset, the pipe is easy to rotate in the trepanning due to self gravity, and finally the pipe cannot be bent according to a preset angle, so that the multi-angle bending efficiency is low.
Disclosure of Invention
In order to facilitate multi-angle bending of a pipe and improve bending efficiency, the application provides a through pipe bending device and a bending process.
In a first aspect, the present application provides a bending apparatus for a through pipe, which adopts the following technical scheme:
the bending equipment for the through pipe comprises a machine base, wherein one side of the top surface of the machine base is provided with a clamping moving module for clamping one end of a pipe, and the other side of the top surface of the machine base is provided with a bending module for bending the other end of the pipe;
the clamping moving module comprises a moving plate, the moving plate slides on the top surface of the base, a fixed seat is arranged on the top surface of the moving plate, a rotating shaft is arranged on one side of the fixed seat, and a clamping device is arranged at one end of the rotating shaft;
the clamping moving module and the bending module are provided with a positioning seat, and one side, facing the pipe, of the positioning seat is provided with an anti-deformation mechanism.
By adopting the technical scheme, when the pipe is required to be continuously bent at multiple angles, the pipe is firstly placed on the machine base, then one end of the pipe is clamped and fixed through the clamping device, then the bending module is started, and under the action of the deformation preventing mechanism and the clamping moving module, the other end of the pipe is bent for the first time; the bending module and the deformation preventing mechanism are reset, the pipe is driven to rotate through the clamping device to change the bending angle, and then the first bending step is repeated to complete continuous and multi-angle second bending; in the whole process, the pipe is bent continuously at multiple angles without stopping operation, and the bending efficiency is improved.
Optionally, the clamping device includes two at least grip blocks, two at least the grip blocks set up respectively in the one end of rotation axis, two at least one side of grip blocks is provided with the connecting block, the spread groove has been seted up to the one end correspondence of rotation axis, the connecting block slide in the spread groove, be provided with first spring in the spread groove, the one end of first spring with the connecting block is connected, the other end of first spring with the spread groove cell wall is connected, the rotation axis is provided with and is used for locking two at least the locking mechanism of grip blocks.
Through adopting above-mentioned technical scheme, under the natural state of first spring, two at least grip blocks keep away from each other, when the one end of pipe is tight to needs, place the one end of pipe between two at least grip blocks earlier, then lock two at least grip blocks simultaneously through locking mechanism, at least two grip blocks are fixed the centre gripping in the one end of pipe this moment, and then are favorable to improving the pipe and rotate, horizontal migration and the stability of bending is carried out to the pipe other end.
Optionally, the locking mechanism includes the lock sleeve, the lateral wall of rotation axis is provided with the spline, the inner wall of lock sleeve corresponds and is provided with the keyway, the spline with keyway sliding connection, at least two one side that the grip block deviates from mutually is provided with first inclined plane, the one end correspondence of lock sleeve is provided with the second inclined plane, first inclined plane with the laminating of second inclined plane, the positioning seat is provided with and is used for driving the gliding slip subassembly of lock sleeve.
By adopting the technical scheme, when the sliding component drives the locking sleeve to move towards the direction close to the clamping blocks, the locking sleeve simultaneously compresses the second inclined surfaces of at least two clamping blocks through the second inclined surfaces, at the moment, the at least two clamping blocks simultaneously move towards the direction close to each other, the first spring elastically deforms, and one end of the pipe is clamped and fixed by the at least two clamping blocks; similarly, when the sliding assembly drives the locking sleeve to move in the direction away from the clamping blocks, the first spring elastically deforms, at least two clamping blocks reset, and at the moment, the pipe is clamped in a loose mode, so that stability of clamping of the pipe by the at least two clamping blocks is improved.
Optionally, the slip subassembly includes the push ring, the push ring articulated in one side of fixing base, the top surface of fixing base is provided with first cylinder, the flexible end of first cylinder with the push ring top surface is articulated, the inner wall of push ring is provided with the push rod, the one end of lock sleeve is provided with the push seat, the push rod set up in the push seat.
By adopting the technical scheme, when the first cylinder is started, the telescopic end of the first cylinder drives the push ring to swing, and the push rod is arranged in the push seat, so that the push ring drives the push seat to move through the push rod, and the push seat drives the locking sleeve to move towards the direction close to the clamping block, thereby being beneficial to improving the sliding stability of the locking sleeve; meanwhile, the push ring finally drives the locking sleeve to slide, so that the controllability of small-stroke sliding of the locking sleeve is improved.
Optionally, the module of bending includes initiative kicking block and bending wheel, the top surface of frame is provided with the axis of rotation, the fixed cover of bending wheel is located the lateral wall of axis of rotation, the lateral wall of bending wheel is provided with the holding seat, the coaxial fixedly connected with swing seat of one end of axis of rotation, initiative kicking block set up in on the swing seat, the swing seat is provided with and is used for driving the tight mechanism in top that initiative kicking block removed.
Through adopting above-mentioned technical scheme, when needs bend the tubular product, place the other end of tubular product after the centre gripping in the holding seat, then the tight mechanism in rethread top drives the tight other end of initiative kicking block top tubular product, and when the axis of rotation rotates again, the axis of rotation drives simultaneously and bends wheel, holding seat and swing seat rotation, and initiative kicking block and the cooperation of bending wheel bend the other end of tubular product this moment, and then are favorable to improving the stability that the tubular product was bent.
Optionally, the ejection mechanism includes ejecting block, ejecting block set up in the swing seat, initiative ejector pad set up in ejecting block's top surface, swing seat inner wall symmetry runs through there is the arc guiding hole, ejecting block's both sides correspond and are provided with the guide bar, the guide bar slide in the arc guiding hole, the swing seat is provided with and is used for driving ejecting block removes the moving assembly.
By adopting the technical scheme, when the moving assembly drives the ejection block to move downwards, the guide rod slides in the arc-shaped guide hole, so that the downward moving path of the ejection block is the same as the arc-shaped groove direction of the arc-shaped guide hole, and at the moment, the ejection block firstly abdies the pipe and then moves downwards into the swing seat; the ejector block which moves down into the swinging seat is beneficial to reducing collision with the pipe in the resetting process of the swinging seat, and further beneficial to improving the stability of the active ejector block for tightly pushing or loosening the pipe.
Optionally, the removal subassembly includes connecting rod and second cylinder, the second cylinder set up in one side of swing seat, the flexible end of second cylinder extends to in the swing seat, the connecting rod set up in the swing seat, the one end of connecting rod with the bottom surface of ejecting piece is articulated, the other end of connecting rod with the flexible end of second cylinder is articulated.
Through adopting above-mentioned technical scheme, when the second cylinder starts, the flexible end of second cylinder drives the connecting rod and removes, thereby the connecting rod drives ejecting piece and removes, under the effect of arc guiding hole, ejecting piece withdraw or stretch out in the swing seat, and then is favorable to improving the stability of initiative ejector piece top tight or unclamping tubular product, has reduced the flexible end direct drive ejecting piece of second cylinder simultaneously and has removed for ejecting piece impact force is too big, leads to ejecting piece to the condition with tubular product extrusion deformation.
Optionally, the holding seat is internally provided with the die-ring symmetrically, one side of die-ring is provided with the third inclined plane, the fixed slot has been seted up to holding seat inner wall symmetry, be provided with the second spring in the fixed slot, the one end of second spring with fixed slot cell wall fixed connection, the other end of second spring with the one end fixed connection of die-ring.
Through adopting above-mentioned technical scheme, when initiative kicking block is towards the direction top that is close to the holding seat tightly, under the effect of third inclined plane, initiative kicking block extrudees tubular product into the bracket ring, and second spring elastic deformation this moment, and tubular product extrusion in the holding seat, and the bracket ring supports tight tubular product, and then is favorable to improving the holding seat to the suitability of the tubular product processing of bending of different diameters.
Optionally, the deformation preventing mechanism includes the auxiliary block, the auxiliary block slide set up in one side of positioning seat orientation tubular product, the opposite side of positioning seat is provided with the third cylinder, the flexible end of third cylinder runs through the positioning seat, and with the auxiliary block is connected, the top surface of frame is provided with the fourth cylinder, the flexible end of fourth cylinder with one side that the positioning seat deviates from tubular product is connected.
Through adopting above-mentioned technical scheme, when the other end holding of tubular product is in the holding seat, the third cylinder starts, and the flexible end of third cylinder finally drives the lateral wall that the auxiliary block supported tight tubular product, and when bending the wheel and just bending the pipe again, the fourth cylinder starts simultaneously, and the fourth cylinder drives the auxiliary block and moves towards the direction that is close to the wheel of bending for tubular product all the time with the lateral wall support tight fit of tubular product in the bending process, and then be favorable to reducing tubular product in the condition emergence of bending in-process pipe wall deformation, improve the stability that tubular product was bent.
In a first aspect, the application provides a bending process of a through pipe, which comprises the following steps:
the pipe is placed at a processing position on the machine base, a control system is arranged on one side of the machine base, and the clamping moving module, the bending module and the deformation preventing mechanism are electrically connected with each other through the control system;
starting a clamping device, clamping one end of the pipe through the clamping device, and finally driving the other end of the pipe to be inserted into the bending module through the moving plate;
the bending module is started immediately, the other end of the pipe is bent, and in the bending process, the clamping moving module drives the pipe to move in the direction close to the bending module;
the deformation preventing mechanism and the bending module are started simultaneously, and the deformation preventing mechanism is matched with the bending module to support one end of the pipe which is not bent, so that deformation of the non-bent section of the pipe is reduced;
after the first bending is completed, the bending module is reset, the clamping moving module drives the pipe to rotate, and then the clamping device, the bending module and the deformation preventing mechanism are repeatedly started in sequence, so that different bending angles of the pipe are completed and continuous second bending is performed.
Through adopting above-mentioned technical scheme, electric connection between centre gripping movable module, the module of bending and the anti-deformation mechanism, linkage operation between each part structure is favorable to improving the stability that tubular product was bent in succession and multi-angle.
In summary, the application has the following beneficial technical effects:
when continuous and multi-angle bending is required to be carried out on the pipe, the pipe is firstly placed on the machine base, one end of the pipe is clamped and fixed through the clamping device, then the bending module is started, and the other end of the pipe is bent for the first time under the action of the deformation preventing mechanism and the clamping moving module; then the control system controls the bending module and the deformation preventing mechanism to reset, the clamping device drives the pipe to rotate so as to change the bending angle, and then the first bending step is repeated to complete continuous multi-angle second bending; in the whole process, the pipe is bent continuously at multiple angles without stopping operation, and the bending efficiency is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the pipe bending apparatus of the present application;
FIG. 2 is a cross-sectional view of the clamping device of the present application;
FIG. 3 is a schematic view of the overall structure of the slide assembly of the present application;
FIG. 4 is a schematic view of the overall structure of the bending module of the present application;
FIG. 5 is a schematic view of the overall construction of the bending wheel of the present application;
FIG. 6 is an expanded view of the present application outside the swing seat;
fig. 7 is a schematic view of the overall structure of the pipe after continuous bending.
Reference numerals illustrate: 1. a base; 2. a pipe; 3. clamping the moving module; 4. a bending module; 5. a moving plate; 6. a fixing seat; 7. a rotation shaft; 8. a positioning seat; 9. an anti-deformation mechanism; 10. a clamping block; 11. a connecting block; 12. a connecting groove; 13. a first spring; 14. a locking sleeve; 15. a spline; 16. a first inclined surface; 17. a second inclined surface; 18. a push ring; 19. a first cylinder; 20. a push rod; 21. pushing the base; 22. a motor; 23. a rack; 24. a guide rail; 25. an active jack block; 26. a bending wheel; 27. a rotating shaft; 28. a swinging seat; 29. a receiving seat; 30. an ejection block; 31. an arc-shaped guide hole; 32. a guide rod; 33. a connecting rod; 34. a second cylinder; 35. a backing ring; 36. a third inclined surface; 37. a fixing groove; 38. a second spring; 39. a driving cylinder; 40. a rotating groove; 41. a chute; 42. a second gear; 43. an auxiliary block; 44. a third cylinder; 45. a fourth cylinder; 46. a toothed bar.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
Examples:
referring to fig. 1, a bending device for a through pipe comprises a machine base 1 arranged on the ground, wherein a processing position for processing a pipe 2 is arranged on the top surface of the machine base 1. The clamping moving module 3 and the bending module 4 are respectively installed on two sides of the processing station, the clamping moving module 3 is used for clamping and fixing one end of the pipe 2, and the bending module 4 is used for bending the other end of the pipe 2.
The clamping moving module 3 comprises a moving plate 5 moving along the span direction of the machine base 1, and the moving plate 5 slides on the top surface of the machine base 1. The fixing base 6 is installed to the top surface of movable plate 5, and fixing base 6 rotates towards bending module 4 one side and is connected with rotation axis 7, and rotation axis 7 is equipped with the clamping device who is used for centre gripping tubular product 2 towards the one end of bending module 4. In the present embodiment, the rotation of the rotation shaft 7 may be driven by, for example, a driving motor.
And a positioning seat 8 is moved on the top surface of the base 1, and the positioning seat 8 is positioned between the clamping moving module 3 and the bending module 4. One side of the positioning seat 8 facing the processing station is provided with an anti-deformation mechanism 9, and the anti-deformation mechanism 9 is used for reducing the deformation of the side wall of the pipe 2 in the bending process of the pipe 2.
When continuous bending processing is required to be carried out on the pipe 2, the pipe 2 is placed on a processing station, one end of the pipe 2 is clamped and fixed through a clamping device, and then the other end of the pipe 2 is placed in a bending module 4. Under the action of the deformation preventing mechanism 9, the bending module 4 is started at the moment, and the bending module 4 carries out first bending processing on the other end of the pipe 2;
when the pipe 2 is required to be bent at another angle, the bending module 4 and the deformation preventing mechanism 9 are reset, then the pipe 2 is rotated through the clamping device, the bending module 4 is started again, and the pipe 2 is continuously bent at different bending angles under the action of the deformation preventing mechanism 9.
In particular, referring to fig. 1 and 2, the clamping device comprises at least two clamping blocks 10. In the present embodiment, the number of the clamping blocks 10 is four. The four clamping blocks 10 are all installed at one end of the rotating shaft 7 facing the bending module 4, and the four clamping blocks 10 are distributed in an annular array along the axis of the rotating shaft 7. The connecting blocks 11 are respectively fixed on one side of the four clamping blocks 10 facing the rotating shaft 7, four connecting grooves 12 are correspondingly formed in one end of the rotating shaft 7 facing the bending module 4, and the four connecting blocks 11 respectively slide in the four connecting grooves 12. The four connecting grooves 12 are respectively provided with a first spring 13, one end of the first spring 13 is fixedly connected with the connecting block 11, and the other end of the first spring 13 is fixedly connected with the groove wall of the connecting groove 12.
When the four clamp blocks 10 move in the directions approaching each other, the four clamp blocks 10 clamp the pipe 2 at the same time, and the four clamp blocks 10 press the first springs 13 through the connection blocks 11, the first springs 13 elastically deform. When the four clamping blocks 10 are simultaneously loosened, the four first springs 13 release elastic force respectively and drive the corresponding clamping blocks 10 to move through the connecting blocks 11 respectively, and at the moment, the four clamping blocks 10 loosen the pipe 2.
Referring to fig. 2 and 3, in order to facilitate the simultaneous movement of the four clamping blocks 10 in directions approaching or separating from each other, the rotation shaft 7 is provided with a locking mechanism including a locking sleeve 14. The side wall of the rotating shaft 7 is fixedly provided with a spline 15, the inner wall of the locking sleeve 14 is correspondingly provided with a key groove, and the spline 15 is in sliding connection with the key groove. Under the action of the spline 15, when the rotating shaft 7 rotates, the rotating shaft 7 drives the locking sleeve 14 to rotate through the spline 15. And the locking sleeve 14 slides on the side wall of the rotating shaft 7 under the action of the spline 15.
One side of the four clamping blocks 10, which is away from each other, is fixed with a first inclined plane 16, one end of the locking sleeve 14, which faces the bending module 4, is correspondingly fixed with a second inclined plane 17, and the first inclined plane 16 is attached to the second inclined plane 17. When the locking sleeve 14 slides towards the direction approaching the bending module 4, under the cooperation of the first inclined surface 16 and the second inclined surface 17, the locking sleeve 14 simultaneously moves the four clamping blocks towards the direction approaching each other, so that the four clamping blocks simultaneously clamp the pipe 2.
Referring to fig. 3, to further facilitate movement of the locking sleeve 14, the positioning seat 8 is provided with a sliding assembly. The sliding component comprises a push ring 18, and two ends of the push ring 18 are hinged to one side of the fixing seat 6, which faces the bending module 4. The top surface of fixing base 6 is fixed with first cylinder 19, and the flexible end of first cylinder 19 is articulated with the top surface of push ring 18. Push rods 20 are symmetrically fixed on the inner wall of the push ring 18, push seats 21 are correspondingly fixed on the side wall of the locking sleeve 14, and the two push rods 20 are respectively inserted into the push seats 21.
When the first cylinder 19 is started, the two ends of the push ring 18 are hinged with the fixed seat 6, so that the telescopic end of the first cylinder 19 drives the push ring 18 to swing, and the push rods 20 are inserted into the push seat 21, at the moment, the push ring 18 simultaneously drives the two push rods 20 to swing, and the push rods 20 drive the locking sleeve 14 to horizontally slide towards the direction close to the bending module 4. Similarly, when the telescopic end of the first cylinder 19 is retracted, the push ring 18 swings in the opposite direction, and the push ring 18 drives the locking sleeve 14 to slide in a translational manner in a direction away from the bending module 4 through the push rod 20.
It should be noted that under the action of the push ring 18, the first cylinder 19 is prevented from directly driving the locking sleeve 14 to move, which is beneficial to controlling the stability of the locking sleeve 14 in small-stroke sliding.
Referring to fig. 1 and 3, in order to improve the stability of the movement of the moving plate 5 in the span direction of the housing 1, the housing 1 is provided with a driving assembly. The driving assembly includes a motor 22, the motor 22 is fixed to the top surface of the moving plate 5, and a driving shaft of the motor 22 penetrates through the moving plate 5 and extends to the lower side of the moving plate 5. A first gear is coaxially fixed on the driving shaft of the motor 22, a rack 23 is correspondingly fixed on the top surface of the stand 1, and the first gear is meshed with the rack 23. The top surface of the machine base 1 is simultaneously fixed with a guide rail 24, and the movable plate 5 is in sliding connection with the machine base 1 through the guide rail 24.
When the motor 22 is started, the drive shaft of the motor 22 drives the first gear to rotate, since the first gear is meshed with the rack 23. The moving plate 5 is slid horizontally in the span direction of the housing 1 at this time.
In particular, referring to fig. 1 and 4, bending module 4 comprises an active top block 25 and a bending wheel 26. The top surface of frame 1 rotates and is connected with axis of rotation 27, and axis of rotation 27 is vertical setting, and the fixed cover of bending wheel 26 locates axis of rotation 27's lateral wall. One side of the machine base 1 swings with a swinging seat 28, the swinging axis of the swinging seat 28 is coaxial with the vertical axis of the rotating shaft 27, and the swinging seat 28 is fixedly connected with the rotating shaft 27. The side wall of the bending wheel 26 is fixed with a containing seat 29, and the containing seat 29 is used for containing the pipe 2. The active jack 25 moves in the swing seat 28, and the swing seat 28 is provided with a pushing mechanism for driving the active jack 25 to move towards or away from the accommodating seat 29.
When the pipe 2 needs to be bent, one end of the pipe 2 is inserted into the accommodating seat 29, and then the driving jacking block 25 is driven to move towards the direction close to the accommodating seat 29 by the jacking mechanism, and at the moment, the driving jacking block 25 and the accommodating seat 29 are matched with each other to clamp the pipe 2. When the rotating shaft 27 rotates, the bending wheel 26 and the swinging seat 28 synchronously and coaxially rotate, and at the moment, the pipe 2 is bent along the side wall of the bending wheel 26.
Specifically, referring to fig. 4, the ejection mechanism includes an ejector block 30. The top surface of the swinging seat 28 is open, the ejection block 30 moves in the swinging seat 28, and the active ejection block 25 is fixed on the top surface of the ejection block 30. The inner wall of the swinging seat 28 symmetrically penetrates through the arc-shaped guide holes 31, guide rods 32 are correspondingly fixed on two sides of the ejection block 30, and the guide rods 32 are in sliding connection with the arc-shaped guide holes 31. Under the guiding action of the arc-shaped guide holes 31, the active jacking block 25 is finally enabled to move along the arc-shaped direction, so that the active jacking block 25 is beneficial to yielding the pipe 2 and avoiding interference with the pipe 2 when the clamping of the pipe 2 is released.
Referring to fig. 4, to facilitate driving the ejector block 30 to move along the arc-shaped guide hole 31, the swing seat 28 is provided with a moving assembly including a connecting rod 33 and a second cylinder 34. The second cylinder 34 is fixed on one side of the swing seat 28 away from the bending wheel 26, and the telescopic end of the second cylinder 34 penetrates through the swing seat 28 and extends into the swing seat 28. The connecting rod 33 is installed in the swing seat 28, and one end of the connecting rod 33 is hinged with the bottom surface of the ejection block 30, and the other end of the connecting rod 33 is hinged with the telescopic end of the second cylinder 34.
When the second cylinder 34 is started, the telescopic end of the second cylinder 34 drives the connecting rod 33 to move, the connecting rod 33 pushes the ejection block 30 upwards, and the ejection block 30 moves along the arc-shaped guide hole 31 towards the direction approaching the bending wheel 26 through the guide rod 32. Meanwhile, under the action of the connecting rod 33, the situation that the telescopic end of the second air cylinder 34 directly drives the ejection block 30 to move so that the active ejection block 25 bumps against the pipe 2 too hard to deform the pipe diameter of the pipe 2 is avoided.
Referring to fig. 5, in order to facilitate the accommodating seat 29 to adapt to the pipes 2 with different pipe diameters, the supporting rings 35 are symmetrically installed in the accommodating seat 29 up and down, and a third inclined surface 36 is fixed on one side of the supporting ring 35 facing the active top block 25. The fixed slot 37 is symmetrically arranged on the upper and lower sides of the inner wall of the accommodating seat 29, the second spring 38 is arranged in the fixed slot 37, one end of the second spring 38 is fixedly connected with the supporting ring 35, and the other end of the second spring 38 is fixedly connected with the inner wall of the fixed slot 37.
When the active jacking block 25 jacks up in the direction approaching to the accommodating seat 29, the active jacking block 25 extrudes the pipe 2 between the two supporting rings 35 under the action of the third inclined surface 36. At this time, the second spring 38 elastically deforms, and under the action of the second spring 38, the two supporting rings 35 clamp the pipe 2, and simultaneously under the cooperation of the four clamping blocks 10, the pipe 2 with different pipe diameters is further bent, and the applicability is improved.
It should be noted that, referring to fig. 4 and 6, in order to facilitate the rotation of the rotation shaft 27, the housing 1 is provided with a rotation assembly including a driving cylinder 39. The machine base 1 is respectively provided with a rotating groove 40 and a sliding groove 41 which are communicated with each other, and a second gear 42 rotates in the rotating groove 40. The bottom end of the rotating shaft 27 sequentially penetrates through the swinging seat 28 and the machine base 1 and extends into the rotating groove 40, and the bottom end of the rotating shaft 27 is fixedly connected with the second gear 42 in a coaxial manner. The driving cylinder 39 is installed in the chute 41, and the driving cylinder 39 is fixedly connected with the bottom surface of the moving plate 5. A rack bar 46 is fixed to the telescopic end of the driving cylinder 39, and the rack bar 46 is engaged with the second gear 42.
When the driving cylinder 39 is started, the telescopic end of the driving cylinder 39 drives the toothed bar 46 to move, the toothed bar 46 drives the second gear 42 to rotate, and the second gear 42 drives the rotating shaft 27 to rotate. Meanwhile, the driving air cylinder 39 is fixedly connected with the moving plate 5, when the moving plate 5 moves horizontally, the driving air cylinder 39 moves synchronously, so that the toothed bar 46 and the pipe 2 move synchronously towards the direction close to the bending module 4, and further the bending stability of the pipe 2 is improved.
In particular, referring to fig. 6, the anti-deformation mechanism 9 comprises an auxiliary block 43, the auxiliary block 43 sliding on the side of the positioning seat 8 facing the tube 2. A third air cylinder 44 is fixed on one side of the positioning seat 8 away from the bending module 4, and the telescopic end of the third air cylinder 44 penetrates through the positioning seat 8 and is fixedly connected with the auxiliary block 43. The top surface of the machine base 1 is fixedly provided with a fourth air cylinder 45, and the telescopic end of the fourth air cylinder 45 is fixedly connected with one side of the positioning seat 8, which is away from the pipe 2.
In the process of bending the pipe 2, the fourth air cylinder 45 is started, and the fourth air cylinder 45 finally drives the auxiliary block 43 to abut against the side wall of the pipe 2. And when the bending wheel 26 rotates, the third air cylinder 44 is synchronously started, the auxiliary block 43 moves forwards along with the pipe 2, and the deformation of the side wall of the pipe 2 in the bending process is reduced.
It should be noted that, the fixing seat 6 installed on the moving plate 5 can move along the width direction of the stand 1, when the auxiliary block 43 abuts against the side wall of the pipe 2, the fixing seat 6 is slidably adjusted on the moving plate 5, so as to maintain flexibility of the pipe 2, and reduce deformation of the pipe wall of the pipe 2 caused by clamping of the clamping mechanism during abutting of the auxiliary block 43.
It should be noted that, the stand 1 is further electrically connected with a control system (not shown in the figure), and the control system is electrically connected with the first air cylinder 19, the second air cylinder 34, the third air cylinder 44, the fourth air cylinder 45, the driving air cylinder 39 and the motor 22 respectively, so that all electrical components are mutually linked, the automation of the bending device is improved, and the bending efficiency of the pipe 2 is further improved.
The embodiment also provides a copper pipe bending process, which comprises the following steps:
firstly, placing a pipe 2 on a processing station, and starting bending equipment;
then, one end of the pipe 2 is inserted between the four clamping blocks 10, at the moment, the first air cylinder 19 is started, the telescopic end of the first air cylinder 19 drives the push ring 18 to swing, the push ring 18 pushes the push seat 21 to move through the push rod 20, and the push seat 21 further drives the locking sleeve 14 to move. The locking sleeve 14 drives the four clamping blocks 10 to clamp simultaneously through the matching of the first inclined surface 16 and the second inclined surface 17, and at the moment, one end of the pipe 2 is clamped and fixed. Finally, the position of the moving plate 5 on the machine base 1 is adjusted through the motor 22, so that the other end of the pipe 2 is close to the accommodating seat 29;
then the second cylinder 34 is started, the telescopic end of the second cylinder 34 drives the connecting rod 33 to move, and the connecting rod 33 finally drives the active jacking block 25 to compress the pipe 2 into the accommodating seat 29;
then the fourth cylinder 45 is started, and the telescopic end of the fourth cylinder 45 finally drives the auxiliary block 43 to abut against the side wall of the pipe 2. Then the driving cylinder 39 is started, and the control system controls the third cylinder 44 and the motor 22 to be started simultaneously when the driving cylinder 39 is started, and at the moment, the pipe 2 is bent along the side wall of the bending wheel 26, so that the first bending is completed;
after the first bending is completed, the swinging seat 28 and the auxiliary block 43 are reset and moved, and then the rotary shaft 7 drives the pipe 2 to rotate to another bending angle through the four clamping blocks 10. The first bending step is then repeated, so that at least two continuous bending steps (as shown in fig. 7) of the pipe 2 with different bending angles are realized.
In summary, the bending device realizes continuous and multi-angle bending of the pipe 2, thereby being beneficial to improving bending efficiency.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides a siphunculus equipment of buckling, includes frame (1), its characterized in that: a clamping moving module (3) for clamping one end of the pipe (2) is arranged on one side of the top surface of the base (1), and a bending module (4) for bending the other end of the pipe (2) is arranged on the other side of the top surface of the base (1);
the clamping moving module (3) comprises a moving plate (5), the moving plate (5) slides on the top surface of the base (1), a fixed seat (6) is arranged on the top surface of the moving plate (5), a rotating shaft (7) is arranged on one side of the fixed seat (6), and a clamping device is arranged at one end of the rotating shaft (7);
a positioning seat (8) is arranged between the clamping moving module (3) and the bending module (4), and an anti-deformation mechanism (9) is arranged on one side, facing the pipe (2), of the positioning seat (8).
2. A tube bending apparatus according to claim 1, wherein: the clamping device comprises at least two clamping blocks (10), wherein the at least two clamping blocks (10) are respectively arranged at one end of the rotating shaft (7), one side of each clamping block (10) is provided with a connecting block (11), one end of each rotating shaft (7) is correspondingly provided with a connecting groove (12), each connecting block (11) slides in each connecting groove (12), a first spring (13) is arranged in each connecting groove (12), one end of each first spring (13) is connected with each connecting block (11), the other end of each first spring (13) is connected with the groove wall of each connecting groove (12), and each rotating shaft (7) is provided with a locking mechanism for locking at least two clamping blocks (10).
3. A tube bending apparatus according to claim 2, wherein: the locking mechanism comprises a locking sleeve (14), a spline (15) is arranged on the side wall of the rotating shaft (7), key grooves are correspondingly formed in the inner wall of the locking sleeve (14), the spline (15) is slidably connected with the key grooves, a first inclined surface (16) is arranged on one side, deviating from the clamping block (10), of the clamping block, a second inclined surface (17) is correspondingly arranged at one end of the locking sleeve (14), the first inclined surface (16) is attached to the second inclined surface (17), and a positioning seat (8) is provided with a sliding assembly used for driving the locking sleeve (14) to slide.
4. A tube bending apparatus according to claim 3, wherein: the sliding assembly comprises a push ring (18), the push ring (18) is hinged to one side of the fixed seat (6), a first air cylinder (19) is arranged on the top surface of the fixed seat (6), the telescopic end of the first air cylinder (19) is hinged to the top surface of the push ring (18), a push rod (20) is arranged on the inner wall of the push ring (18), a push seat (21) is arranged at one end of the locking sleeve (14), and the push rod (20) is arranged in the push seat (21).
5. A tube bending apparatus according to claim 1, wherein: the bending module (4) comprises an active ejector block (25) and a bending wheel (26), a rotating shaft (27) is arranged on the top surface of the base (1), the bending wheel (26) is fixedly sleeved on the side wall of the rotating shaft (27), a containing seat (29) is arranged on the side wall of the bending wheel (26), a swinging seat (28) is coaxially and fixedly connected with one end of the rotating shaft (27), the active ejector block (25) is arranged on the swinging seat (28), and the swinging seat (28) is provided with a jacking mechanism for driving the active ejector block (25) to move.
6. A tube bending apparatus according to claim 5, wherein: the ejection mechanism comprises an ejection block (30), the ejection block (30) is arranged in the swing seat (28), the active ejection block (25) is arranged on the top surface of the ejection block (30), arc-shaped guide holes (31) are symmetrically formed in the inner wall of the swing seat (28) in a penetrating mode, guide rods (32) are correspondingly arranged on two sides of the ejection block (30), the guide rods (32) slide in the arc-shaped guide holes (31), and the swing seat (28) is provided with a moving assembly used for driving the ejection block (30) to move.
7. A tube bending apparatus according to claim 6, wherein: the movable assembly comprises a connecting rod (33) and a second air cylinder (34), the second air cylinder (34) is arranged on one side of the swing seat (28), the telescopic end of the second air cylinder (34) extends into the swing seat (28), the connecting rod (33) is arranged in the swing seat (28), one end of the connecting rod (33) is hinged to the bottom surface of the ejection block (30), and the other end of the connecting rod (33) is hinged to the telescopic end of the second air cylinder (34).
8. A tube bending apparatus according to claim 5, wherein: the support ring is characterized in that the support ring (35) is symmetrically arranged in the accommodating seat (29), a third inclined surface (36) is arranged on one side of the support ring (35), a fixing groove (37) is symmetrically formed in the inner wall of the accommodating seat (29), a second spring (38) is arranged in the fixing groove (37), one end of the second spring (38) is fixedly connected with the groove wall of the fixing groove (37), and the other end of the second spring (38) is fixedly connected with one end of the support ring (35).
9. A tube bending apparatus according to claim 1, wherein: the deformation preventing mechanism (9) comprises an auxiliary block (43), the auxiliary block (43) is arranged on one side, facing the pipe (2), of the positioning seat (8), a third air cylinder (44) is arranged on the other side of the positioning seat (8), the telescopic end of the third air cylinder (44) penetrates through the positioning seat (8) and is connected with the auxiliary block (43), a fourth air cylinder (45) is arranged on the top surface of the base (1), and the telescopic end of the fourth air cylinder (45) is connected with one side, deviating from the pipe (2), of the positioning seat (8).
10. A tube bending process, a tube bending apparatus according to any one of claims 1-9, comprising the steps of:
the pipe (2) is placed at a processing position on the machine base (1), a control system is arranged on one side of the machine base (1), and the clamping moving module (3), the bending module (4) and the deformation preventing mechanism (9) are electrically connected with each other through the control system;
starting a clamping device, clamping one end of the pipe (2) through the clamping device, and finally driving the other end of the pipe (2) to be inserted into the bending module (4) through the moving plate (5);
the bending module (4) is started immediately, the other end of the pipe (2) is bent, and in the bending process, the clamping moving module (3) drives the pipe (2) to move in the direction close to the bending module (4);
the deformation prevention mechanism (9) and the bending module (4) are started simultaneously, and the deformation prevention mechanism (9) is matched with the bending module (4) to support one end of the pipe (2) which is not bent, so that deformation of the non-bent section of the pipe (2) is reduced;
after the first bending is finished, the bending module (4) resets, the clamping moving module (3) drives the pipe (2) to rotate, and then the clamping device, the bending module (4) and the deformation preventing mechanism (9) are repeatedly started in sequence to finish different bending angles of the pipe (2) and continuous second bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310843900.1A CN116871369A (en) | 2023-07-10 | 2023-07-10 | Bending equipment and bending process for through pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310843900.1A CN116871369A (en) | 2023-07-10 | 2023-07-10 | Bending equipment and bending process for through pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116871369A true CN116871369A (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310843900.1A Pending CN116871369A (en) | 2023-07-10 | 2023-07-10 | Bending equipment and bending process for through pipe |
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| CN (1) | CN116871369A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117299901A (en) * | 2023-11-28 | 2023-12-29 | 山东宏力异型钢管有限公司 | Automatic push bending forming machine |
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| CN218134229U (en) * | 2022-09-29 | 2022-12-27 | 广州市宇泰车业有限公司 | Numerical control pipe bender |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2608182Y (en) * | 2003-03-07 | 2004-03-31 | 颖霖机械工业股份有限公司 | Pipe fitting transfer device of pipe bending machine |
| CN107282720A (en) * | 2017-07-31 | 2017-10-24 | 浙江和良智能装备有限公司 | A kind of common curved CNC tube bending machine in left and right |
| CN209200086U (en) * | 2019-02-03 | 2019-08-02 | 杨光明 | A kind of new energy battery Paper adhesive machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117299901A (en) * | 2023-11-28 | 2023-12-29 | 山东宏力异型钢管有限公司 | Automatic push bending forming machine |
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