CN118513448B - Frame steel pipe cuts integrative device of bending - Google Patents
Frame steel pipe cuts integrative device of bending Download PDFInfo
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- CN118513448B CN118513448B CN202410990355.3A CN202410990355A CN118513448B CN 118513448 B CN118513448 B CN 118513448B CN 202410990355 A CN202410990355 A CN 202410990355A CN 118513448 B CN118513448 B CN 118513448B
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- bending
- blanking
- plate
- steel pipe
- rod
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
-
- 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
- B21D43/027—Combined feeding and ejecting 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
- B21D43/16—Advancing work in relation to the stroke of the die or tool by gravity, e.g. chutes
-
- 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
- B21D43/20—Storage arrangements; Piling or unpiling
-
- 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
- B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention is used in the technical field of frame steel pipe machining, and discloses a frame steel pipe cutting and bending integrated device which comprises a bending table, wherein a driving motor is fixedly arranged on the upper surface of the bending table, one end of an output shaft of the driving motor is fixedly connected with a displacement rod, a sliding rod is fixedly arranged on the upper surface of the bending table, a blanking and bending mechanism is arranged on one side of the sliding plate, and the steel pipe is continuously positioned in a blanking completion mode, so that poor bending position accuracy caused by relative movement of the steel pipe in the bending process is avoided. This integrative device of bending is cut to frame steel pipe adopts the follow-up drift to go on the mode of pegging graft in the blanking festival after blanking to the steel pipe for the relative position between steel pipe and installation pole, junction link and the blanking festival is fixed, thereby makes the steel pipe can't carry out the removal of arbitrary direction relative to the installation pole in the bending process, has guaranteed the dimensional accuracy at the steel pipe both ends after final bending molding.
Description
Technical Field
The invention relates to the technical field of frame steel pipe machining, in particular to a frame steel pipe cutting and bending integrated device.
Background
The automobile frame is also called as a chassis, plays roles of bearing an automobile body, wheels, stabilizing directions and the like, steel pipes adopted by the automobile frame are required to meet certain specification and quality requirements in order to ensure firmness and safety, various factors such as strength, rigidity, toughness, corrosion resistance and the like of the steel pipes need to be considered when the steel pipes are selected and manufactured, the steel pipes of the automobile frame are made of carbon steel pipes, alloy steel pipes or stainless steel pipes in general, and the steel pipes are generally subjected to cutting, bending, stamping, welding and other processes in the manufacturing process, and in order to ensure the quality of products, the manufacturing of the steel pipes of the automobile frame is required to strictly follow national standards and industry specifications, and the detection of various test indexes such as mechanical properties, physical properties, chemical properties and the like is required;
In the manufacturing process of the automobile frame, the steel pipe bending process is a key technology, the early steel pipe bending process usually adopts a simple mechanical die to bend, the mode has lower precision, the frame structure with complex shape and high precision requirements is difficult to meet, moreover, due to the limitation of the die, the die is required to be frequently replaced for steel pipes with different pipe diameters and wall thicknesses, the production efficiency is low, the production cost is increased, in addition, the defects of wall thickness reduction, fold, breakage and the like of the steel pipes are easy to generate in the bending process in the traditional process, the quality and the strength of the frame are seriously influenced, meanwhile, due to the lack of an accurate control means, the consistency of bending angles and bending radiuses is difficult to ensure, the assembly precision and the overall performance of the frame are influenced, along with the development trend of automobile weight reduction, the application of the high-strength steel pipes in the frame is more and more extensive, however, the bending difficulty of the high-strength steel pipe is high, the traditional process cannot achieve ideal effect when the high-strength steel pipe is processed, for example, a steel pipe bending device disclosed as CN115625238A is used, the steel pipe is placed on a bending seat, the side walls of the two ends of the steel pipe are respectively abutted against bending rollers, the driving mechanism is controlled to drive the two bending rollers to respectively rotate around corresponding bending heads for half a circle along opposite directions, the steel pipe bending device provided by the invention can synchronously bend the two ends of the steel pipe, both ends of the steel pipe can be bent into a semicircular bent pipe structure at one time, not only bending efficiency is improved, but also bending precision is improved, so that although the two ends of the steel pipe can be simultaneously bent, the steel pipe bending device is influenced by friction force between the surfaces of the bending rollers and the contact points of the steel pipe, the steel pipe can displace because of the difference of frictional force when both ends are buckled simultaneously, a certain margin can be reserved at both ends before buckling generally, accuracy is guaranteed through the mode of cutting the end face of the buckling end after buckling, but such a processing mode can lead to the production of a large amount of waste materials, simultaneously the additionally increased cutting process also leads to lower processing efficiency, simultaneously, because the steel pipe needs to be connected with other parts of the frame through a screw hole, the steel pipe needs to be punched after complete completion, at this moment, in order to guarantee the shape of the steel pipe, the processing of holes is carried out by adopting a milling mode, the processing is very slow, and the condition that the cutter is not processed in place can also be caused because of the material is too hard when milling occurs, so the frame steel pipe cutting and bending integrated device is provided.
Disclosure of Invention
The invention aims to provide a frame steel pipe cutting and bending integrated device, which solves the problems of waste generation and poor screw hole processing mode caused by the fact that bending precision cannot be ensured in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a frame steel pipe cuts integrative device of bending, includes the platform of bending, the last fixed surface of bending the platform installs driving motor, and driving motor's output shaft one end fixedly connected with displacement pole, the last fixed surface of bending the platform is provided with the pole that slides, and displacement pole and the surface mounting of pole that slides have the board that slides, board and displacement pole threaded connection, and board and the pole sliding connection that slides to leave the clearance between the lower extreme of board and the bench upper surface of bending that slides, one side of board is provided with blanking bending mechanism, accomplishes the mode that lasts the location to the steel pipe simultaneously through the blanking, guarantees that the in-process steel pipe of bending can not take place to remove relatively and lead to bending position precision not good.
Preferably, the blanking and bending mechanism comprises: the installation pole, the installation pole is fixed to be set up in one side surface of sliding plate, and the one end of installation pole is provided with the junction, and the one end of junction is connected with the blanking festival, rotate through the steering column between installation pole and the junction and be connected, rotate through the steering column between junction and the blanking festival and be connected, adjacent two rotate through the steering column between the junction and be connected, the blanking hole has been seted up to the surface of blanking festival.
By adopting the technical scheme, the mounting rod, the connecting joint and the blanking can keep supporting and limiting the inner wall of the steel pipe in the blanking process.
Preferably, the blanking and bending mechanism further comprises: the mounting seat is an L-shaped design with a transverse plate arranged at the upper end, the mounting seat is fixedly arranged on the upper surface of one end of the bending table, a bearing plate is fixedly arranged on the inner surface of the lower end of the mounting seat, a feeding cylinder is fixedly arranged at the upper end of the mounting seat, the lower end of the feeding cylinder penetrates through the lower surface of the transverse plate arranged at the upper end of the mounting seat, a rotating baffle plate is arranged on the outer surface of the lower end of the bearing plate, a feeding liquid pressing rod is fixedly arranged on the inner surface of the mounting seat on the two sides of the bearing plate, and a magnetic suction plate is fixedly arranged at one end of the feeding liquid pressing rod.
By adopting the technical scheme, the magnetic suction plate can be driven by the adsorption of the steel pipe to realize automatic feeding of the steel pipe.
Preferably, the blanking and bending mechanism further comprises: the blanking hydraulic stem, blanking hydraulic stem fixed mounting is at the upper surface of mount pad, and the lower extreme of blanking hydraulic stem runs through the lower surface of the horizontal plate of mount pad upper end to the lower extreme fixedly connected with blanking plate of blanking hydraulic stem, the guide way that link up from top to bottom is seted up to the surface of blanking plate, and the upper end of guide way installs gliding guide holder, the lower extreme of guide holder runs through the lower extreme of guide way, and the lower extreme fixedly connected with follow-up drift of guide holder, the one end lower surface fixed of blanking plate is provided with fixed drift, the upper surface mounting of blanking plate has pivoted reset lever, and is connected with the connecting chain between reset lever's both ends and two guide holders respectively, the upper surface internal fixation of bending platform is provided with the guide block, and the inside fixed mounting of guide block place bending platform upper surface has the hydraulic stem of bending, the one end fixedly connected with of bending hydraulic stem, and the one end slidable mounting of connecting block has the stripper plate to the lower extreme surface mounting of stripper plate.
By adopting the technical scheme, the extrusion plate can rise in the transverse moving process to extrude and bend the steel pipe.
Preferably, one end internally mounted of the bending table has a sliding stripping block, one end of the bending table, which is provided with the stripping block, is fixedly provided with a discharge chute, the stripping block is of right trapezoid design, an inclined plane of the stripping block is upwards arranged towards the sliding plate, a spring is connected between the lower surface of the stripping block and the bending table, and the upper end of the stripping block protrudes out of the upper surface of the bending table.
By adopting the technical scheme, the steel pipe can automatically discharge after being processed and straighten and reset the mounting rod, the connecting joint and the blanking joint.
Preferably, both ends of the connecting joint and the blanking joint are arc chamfer designs, the blanking hole is positioned in the middle of the upper surface of the blanking joint, the blanking hole is vertically designed, and the lower end of the blanking hole penetrates through the lower surface of the blanking joint.
By adopting the technical scheme, the blanking hole can pass through the follow-up punch and the fixed punch.
Preferably, the bearing plate is inclined downwards towards the upper surface of the bending table, the feeding barrel is of a hollow design, a steel pipe to be processed is placed in the feeding barrel, the lower end of the feeding barrel is arranged right opposite to the baffle plate, a spring is connected between the baffle plate and the bearing plate, the baffle plate is of an upward inclined design, the magnetic attraction plate is of an arc design, and the inner diameter of the magnetic attraction plate is the same as the outer diameter of the steel pipe to be processed in the feeding barrel.
By adopting the technical scheme, the magnetic suction plate can automatically feed through the reciprocating sliding fit feeding cylinder.
Preferably, the guide groove is arc-shaped, two abdicating grooves below the guide groove are arc-shaped, the guide groove is identical to the abdicating groove below the guide groove in shape, and the abdicating groove below the fixed punch is in hole-shaped design.
By adopting the technical scheme, the follow-up punch can not be blocked by the abdication groove in the process of rotating along with the steel pipe.
Preferably, the reset rod is of a straight-bar-shaped design, the middle section of the straight-bar-shaped design is provided with a disc, and springs are connected between the side surfaces of the two ends of the straight-bar-shaped reset rod and the upper surface of the blanking plate.
By adopting the technical scheme, the reset rod can drive the guide seat to slide and reset under the support of the spring.
Preferably, the guide block is right trapezoid design, and the inclined plane of guide block sets up towards the stripper plate, the stripper plate is arc chamfer design towards the one end side surface of guide block, and the contact wheel of stripper plate lower extreme laminates with the inclined plane of guide block mutually.
By adopting the technical scheme, the extrusion plate can slide up and down in the transverse moving process through the contact of the contact wheel and the inclined plane of the guide block.
Compared with the prior art, the invention has the beneficial effects that: this frame steel pipe cuts integrative device of bending:
1. the mode that the follow-up punch is continuously inserted into the blanking section after blanking the steel pipe is adopted, so that the relative positions among the steel pipe, the mounting rod, the connecting section and the blanking section are fixed, the steel pipe cannot move in any direction relative to the mounting rod in the bending process, and the dimensional accuracy of two ends of the steel pipe after final bending and forming is ensured;
Furthermore, by means of the mutual rotation of the connecting joint and the blanking joint in the steel pipe bending process, the surface of one side of the steel pipe subjected to extrusion can not excessively sink under the supporting action of the inner connecting joint and the blanking joint, the surface quality of the steel pipe after bending is guaranteed, and meanwhile, the phenomenon that the screw hole can not be concave during blanking due to the supporting of the connecting joint and the blanking joint on the steel pipe during blanking can be guaranteed;
2. The steel pipe falling from the lower end of the feeding cylinder is pushed to the upper surface of the bending table in the reciprocating motion process of the magnetic suction plate, so that the aim of automatically feeding the steel pipe after the last steel pipe is cut and bent is fulfilled;
furthermore, the magnetic suction plate drives the steel pipe to be in place, and then the rod, the connecting joint and the blanking joint are inserted into the steel pipe, so that the magnetic suction plate can be separated from the steel pipe when being driven to slide and reset, and the subsequent processing and blanking of the steel pipe are facilitated;
3. the mode that the stripping block at one end of the bending table is supported by the spring to slide upwards when one end of the steel pipe passes through is adopted, so that the stripping block can stop the steel pipe from synchronously moving when the sliding plate drives the mounting rod, the connecting joint and the blanking joint to slide and reset through one side surface of the supporting leg edge, and the steel pipe can be separated from the connection of the mounting rod, the connecting joint and the blanking joint to slide downwards along the discharging groove for discharging;
furthermore, through the rotary connection among the mounting rod, the connecting joint and the blanking joint, the steel pipe can be prevented from being blocked in a mode of relative rotation of the mounting rod, the connecting joint and the blanking joint when being disconnected with the mounting rod, the connecting joint and the blanking joint after being bent, so that the purpose of supporting the steel pipe in the machining process and not affecting smooth discharging is achieved;
Furthermore, through the mode that the mounting rod, the connecting joint and the blanking joint are gradually straightened when being separated from the straight line part passing through the tail end of the steel pipe in the process of connecting the mounting rod, the connecting joint and the blanking joint, the long rod formed by the mounting rod, the connecting joint and the blanking joint can be stably inserted into the steel pipe which is processed later, and the process of resetting the mounting rod, the connecting joint and the blanking joint is omitted.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a schematic view of a three-dimensional structure of a connection between a mounting base and a feed cylinder;
FIG. 3 is a schematic view of a connection structure of a displacement rod, a sliding rod and a sliding plate according to the present invention;
FIG. 4 is a schematic perspective view of a connecting section of a bending table, a guide block and a bending hydraulic rod;
FIG. 5 is a schematic perspective view of a connecting section of the connecting block, the extrusion plate and the contact wheel of the invention;
FIG. 6 shows a support plate according to the present invention a three-dimensional structure schematic diagram of the connection of the baffle plate;
FIG. 7 is a schematic view of a three-dimensional structure of a guide holder, a reset rod and a connecting chain of the invention;
fig. 8 is a schematic view showing a connection structure of a blanking plate, a follow-up punch and a fixed punch according to the present invention;
FIG. 9 is a schematic view of a connecting perspective structure of the mounting rod, the connecting joint and the blanking joint of the present invention;
FIG. 10 is a schematic view of the connection of the connecting joint, the blanking joint and the steering rod according to the present invention;
FIG. 11 is a schematic view of the working state of the present invention.
In the figure: 1. a bending table; 2. a driving motor; 3. a displacement rod; 4. a sliding rod; 5. a slip plate; 6. a mounting rod; 7. a connecting joint; 8. blanking the joint; 9. a steering lever; 10. punching a hole; 11. a mounting base; 12. a bearing plate; 13. a feed cylinder; 14. a striker plate; 15. feeding a hydraulic rod; 16. a magnetic suction plate; 17. blanking a hydraulic rod; 18. blanking plates; 19. a guide groove; 20. a guide seat; 21. a follow-up punch; 22. fixing a punch; 23. a reset lever; 24. a connecting chain; 25. a relief groove; 26. a guide block; 27. bending a hydraulic rod; 28. a connecting block; 29. an extrusion plate; 30. a contact wheel; 31. removing the material block; 32. and a discharge chute.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11, the present invention provides a technical solution: a frame steel pipe cutting and bending integrated device.
Example 1
The present embodiment discloses: the bending machine comprises a bending table 1, wherein a driving motor 2 is fixedly arranged on the upper surface of the bending table 1, a displacement rod 3 is fixedly connected to one end of an output shaft of the driving motor 2, a sliding rod 4 is fixedly arranged on the upper surface of the bending table 1, a sliding plate 5 is arranged on the outer surfaces of the displacement rod 3 and the sliding rod 4, the sliding plate 5 is in threaded connection with the displacement rod 3, the sliding plate 5 is in sliding connection with the sliding rod 4, a gap is reserved between the lower end of the sliding plate 5 and the upper surface of the bending table 1, a blanking bending mechanism is arranged on one side of the sliding plate 5, and the steel pipe is continuously positioned in a manner of completing blanking, so that the steel pipe cannot relatively move in the bending process to cause poor bending position precision;
The blanking and bending mechanism comprises: the installation rod 6 is fixedly arranged on the outer surface of one side of the sliding plate 5, one end of the installation rod 6 is provided with a connecting joint 7, one end of the connecting joint 7 is connected with a blanking joint 8, the installation rod 6 is rotationally connected with the connecting joint 7 through a steering rod 9, the connecting joint 7 is rotationally connected with the blanking joint 8 through the steering rod 9, two adjacent connecting joints 7 are rotationally connected through the steering rod 9, and a blanking hole 10 is formed in the outer surface of the blanking joint 8;
Both ends of the connecting joint 7 and the blanking joint 8 are arc chamfer designs, the blanking hole 10 is positioned in the middle of the upper surface of the blanking joint 8, the blanking hole 10 is vertically designed, and the lower end of the blanking hole 10 penetrates through the lower surface of the blanking joint 8;
When the steel pipe is placed in place, a driving motor 2 on the upper surface of the bending table 1 is started at the moment, the driving motor 2 drives a displacement rod 3 to rotate, the displacement rod 3 drives a sliding plate 5 to move through threaded connection with the sliding plate 5, so that the sliding plate 5 slides on the sliding rod 4 relative to the bending table 1 until the sliding plate 5 drives a connecting joint 7 and a blanking joint 8 to be inserted into the steel pipe to be processed through a mounting rod 6 to limit and support the steel pipe;
In the steel pipe bending process, the connecting joint 7 and the blanking joint 8 rotate relatively through the steering rod 9, so that the connecting joint 7 and the blanking joint 8 can change in shape along with the bending angle of the steel pipe, the support of the steel pipe is ensured, and the follow-up blanking of the steel pipe is also facilitated.
Example 2
This example discloses on the basis of example 1: the blanking and bending mechanism further comprises: the upper end of the mounting seat 11 is provided with a transverse plate, the mounting seat 11 is fixedly arranged on the upper surface of one end of the bending table 1, the inner side surface of the lower end of the mounting seat 11 is fixedly provided with a bearing plate 12, the upper end of the mounting seat 11 is fixedly provided with a feeding cylinder 13, the lower end of the feeding cylinder 13 penetrates through the lower surface of the transverse plate at the upper end of the mounting seat 11, the outer surface of the lower end of the bearing plate 12 is provided with a rotary baffle plate 14, the inner side surface of the mounting seat 11 at two sides of the bearing plate 12 is fixedly provided with a feeding liquid compression bar 15, and one end of the feeding liquid compression bar 15 is fixedly provided with a magnetic suction plate 16;
The supporting plate 12 is obliquely downwards arranged towards the upper surface of the bending table 1, the feeding cylinder 13 is of a hollow design, a steel pipe to be processed is placed in the feeding cylinder 13, the lower end of the feeding cylinder 13 is arranged right opposite to the baffle plate 14, a spring is connected between the baffle plate 14 and the supporting plate 12, the baffle plate 14 is of an upwards oblique design, the magnetic suction plate 16 is of an arc-shaped design, and the inner diameter of the magnetic suction plate 16 is the same as the outer diameter of the steel pipe to be processed in the feeding cylinder 13;
when the processing of the last steel pipe is completed and the sliding plate 5 is driven to reset, at the moment, the feeding hydraulic rod 15 on the inner side surface of the mounting seat 11 drives the magnetic suction plate 16 to slide obliquely downwards, the magnetic suction plate 16 pushes the steel pipe supported and limited by the baffle plate 14, the steel pipe extrudes the baffle plate 14 to enable the baffle plate 14 to overturn, at the moment, the baffle plate 14 rotates to be flush with the upper surface of the bearing plate 12, the steel pipe to be processed slides downwards along the bearing plate 12 under the pushing action of the magnetic suction plate 16 and completely passes through the baffle plate 14, at the moment, the steel pipe is adsorbed by the magnetic suction plate 16 and synchronously moves with the magnetic suction plate 16 until the steel pipe is driven to be placed on the upper surface of the bending table 1, at the moment, the driving motor 2 drives the sliding plate 5 to enable the mounting rod 6, the connecting joint 7 and the blanking joint 8 to penetrate, the feeding hydraulic rod 15 drives the magnetic suction plate 16 to slide obliquely upwards for resetting, and the steel pipe is limited by the mounting rod 6 to be separated from the adsorption of the magnetic suction plate 16;
Along with the resetting of the magnetic plate 16, the magnetic plate 16 presses the falling steel pipe in the feeding barrel 13 through the arc-shaped outer surface to enable the steel pipe to be pressed and moved upwards until the magnetic plate 16 is in sliding reset, and then the steel pipe which is not supported by the magnetic plate 16 falls down to the upper surface of the supporting plate 12 to be supported by the baffle plate 14 to wait to be pushed out for processing.
Example 3
This example discloses on the basis of example 1 and example 2: the blanking and bending mechanism further comprises: the blanking hydraulic rod 17 is fixedly arranged on the upper surface of the mounting seat 11, the lower end of the blanking hydraulic rod 17 penetrates through the lower surface of a transverse plate at the upper end of the mounting seat 11, the blanking plate 18 is fixedly connected to the lower end of the blanking hydraulic rod 17, a guide groove 19 penetrating up and down is formed in the outer surface of the blanking plate 18, a sliding guide seat 20 is arranged at the upper end of the guide groove 19, the lower end of the guide seat 20 penetrates through the lower end of the guide groove 19, a follow-up punch 21 is fixedly connected to the lower end of the guide seat 20, a fixed punch 22 is fixedly arranged at one end lower surface of the blanking plate 18, a rotating reset rod 23 is arranged on the upper surface of the blanking plate 18, a connecting chain 24 is connected between two ends of the reset rod 23 and the two guide seats 20 respectively, a guide block 26 is fixedly arranged in the upper surface of the bending table 1, a hydraulic rod 27 is fixedly arranged in the upper surface of the bending table 1, one end of the bending hydraulic rod 27 is fixedly connected with a connecting block 28, a connecting block 29 is arranged at one end of the bending hydraulic rod 28 and a connecting block 29 is in sliding contact with one end of the connecting block 29, and a connecting block 30 is arranged at the lower surface of the connecting block 29 is in sliding contact with the rotating end;
The guide groove 19 is of an arc-shaped design, two abdication grooves 25 below the guide groove 19 are of an arc-shaped design, the guide groove 19 and the abdication groove 25 below the guide groove are identical in shape, and the abdication groove 25 below the fixed punch 22 is of a hole-shaped design;
the reset rod 23 is of a straight long rod shape, the middle section of which is provided with a disc, and springs are connected between the side surfaces of the two straight ends of the reset rod 23 and the upper surface of the blanking plate 18;
The guide block 26 is of a right trapezoid design, the inclined surface of the guide block 26 faces the extrusion plate 29, the surface of one end of the extrusion plate 29, facing the guide block 26, is of an arc chamfer design, and a contact wheel 30 at the lower end of the extrusion plate 29 is attached to the inclined surface of the guide block 26;
along with the installation rod 6, the connecting joint 7 and the blanking joint 8 penetrate into a steel pipe, at the moment, a blanking hydraulic rod 17 at the upper end of the installation seat 11 starts to drive and the blanking plate 18 to slide downwards, the blanking plate 18 simultaneously performs blanking processing through a follow-up punch 21 and a fixed punch 22, the lower ends of the follow-up punch 21 and the fixed punch 22 finish punching under the support of the blanking joint 8 and penetrate through a blanking hole 10 to enter a relief groove 25 on the upper surface of the bending table 1, at the moment, a pressing plate 29 which drives one end of a connecting block 28 to be connected is started to contact with a guide block 26 through a contact wheel 30, at the moment, the guide block 26 presses the contact wheel 30 through an inclined plane to enable the pressing plate 29 to slide upwards relative to the connecting block 28 until the pressing plate 29 contacts with the outer surface of the steel pipe to press and bend the steel pipe, and after bending of the steel pipe is completed, the pressing plate 29 is driven to slide and reset through the connecting block 28, the pressing plate 29 slides downwards under the action of gravity to enter the upper surface of the bending table 1;
in the process of bending the steel pipe, the fixed punch 22 keeps the steel pipe not to slide through being inserted into the hole-shaped yielding groove 25, the follow-up punch 21 rotates along the guide groove 19 along with the bending of the steel pipe, when the bending is completed, the follow-up punch 21 pulls the reset rod 23 through the guide seat 20 and the connecting chain 24, the reset rod 23 rotates and compresses a spring between the reset rod 23 and the blanking plate 18 until the blanking hydraulic rod 17 drives the blanking plate 18 to slide upwards and reset after the bending is completed, so that the follow-up punch 21 and the fixed punch 22 are separated from being inserted into the steel pipe, and at the moment, the reset rod 23 pulls the guide seat 20 to slide along the guide groove 19 through the connecting chain 24 under the support of the spring, so that the follow-up punch 21 resets and waits for blanking the next steel pipe.
Example 4
This example discloses on the basis of example 1, example 2 and example 3: a sliding stripping block 31 is arranged in one end of the bending table 1, a discharging groove 32 is fixedly arranged at one end of the bending table 1, which is provided with the stripping block 31, the stripping block 31 is of a right trapezoid design, the inclined surface of the stripping block 31 is upwards arranged towards the sliding plate 5, a spring is connected between the lower surface of the stripping block 31 and the bending table 1, and the upper end of the stripping block 31 protrudes out of the upper surface of the bending table 1;
After blanking is completed, the driving motor 2 continues to drive the sliding plate 5 to slide through the displacement rod 3 until the sliding plate 5 drives the steel pipe to the stripping block 31 through the mounting rod 6, the connecting joint 7 and the blanking joint 8, one end of the steel pipe extrudes the inclined surface of the stripping block 31 to enable the stripping block 31 to slide downwards to compress the spring between the bending table 1 until one end of the steel pipe, which is spliced with the mounting rod 6, completely passes through the stripping block 31, at the moment, due to the fact that a gap is reserved between the lower end of the sliding plate 5 and the bending table 1, the stripping block 31 slides upwards under the support of the spring to abut against the lower end of the sliding plate 5, at the moment, when the sliding plate 5 is driven to slide and reset, the steel pipe is blocked by the outer surfaces of the right-angle edges of the stripping block 31 to gradually separate from the connection with the mounting rod 6, the connecting joint 7 and the blanking joint 8 and straighten the mounting rod 6, the connecting joint 7 and the blanking joint 8, and when the steel pipe is completely separated from the connection with the mounting rod 6, the connecting joint 7 and the blanking joint 8, the steel pipe slides downwards along the discharging groove 32 to complete discharging.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an integrative device of bending is cut to frame steel pipe, includes bending platform (1), the upper surface fixed mounting of bending platform (1) has driving motor (2), and the output shaft one end fixedly connected with displacement pole (3) of driving motor (2), the upper surface fixed of bending platform (1) is provided with sliding rod (4), and the surface mounting of displacement pole (3) and sliding rod (4) has sliding plate (5), its characterized in that: the sliding plate (5) is in threaded connection with the displacement rod (3), the sliding plate (5) is in sliding connection with the sliding rod (4), a gap is reserved between the lower end of the sliding plate (5) and the upper surface of the bending table (1), a blanking bending mechanism is arranged on one side of the sliding plate (5), and the steel pipe is continuously positioned after blanking, so that poor bending position precision caused by relative movement of the steel pipe in the bending process is avoided;
The blanking and bending mechanism comprises: the installation rod (6), the installation rod (6) is fixedly arranged on one side outer surface of the sliding plate (5), one end of the installation rod (6) is provided with a connecting joint (7), one end of the connecting joint (7) is connected with a blanking joint (8), the installation rod (6) is rotationally connected with the connecting joint (7) through a steering rod (9), the connecting joint (7) is rotationally connected with the blanking joint (8) through the steering rod (9), two adjacent connecting joints (7) are rotationally connected through the steering rod (9), and a blanking hole (10) is formed in the outer surface of the blanking joint (8);
The blanking and bending mechanism further comprises: the mounting seat (11), the mounting seat (11) is the L-shaped design that the upper end is provided with horizontal plate, the mounting seat (11) is fixed to be set up in the one end upper surface of bending platform (1), and the inboard fixed surface of lower extreme of mounting seat (11) is provided with carrier plate (12), the upper end of mounting seat (11) is fixed to be provided with feed cylinder (13), and the lower extreme of feed cylinder (13) runs through the lower surface of the horizontal plate of mounting seat (11), the lower extreme surface mounting of carrier plate (12) has pivoted striker plate (14), and the inboard fixed surface mounting of mount pad (11) of carrier plate (12) both sides has material feeding liquid depression bar (15), and the one end of material feeding liquid depression bar (15) is fixed to be provided with magnetic attraction plate (16);
The blanking and bending mechanism further comprises: blanking hydraulic stem (17), blanking hydraulic stem (17) fixed mounting is in the upper surface of mount pad (11), and the lower extreme of blanking hydraulic stem (17) runs through the lower surface of mount pad (11) upper end horizontal plate to the lower extreme fixedly connected with blanking plate (18) of blanking hydraulic stem (17), guide slot (19) that link up from top to bottom are seted up to the surface of blanking plate (18), and the upper end of guide slot (19) installs gliding guide holder (20), the lower extreme of guide holder (20) runs through the lower extreme of guide slot (19), and the lower extreme fixedly connected with follow-up drift (21) of guide holder (20), the one end lower surface fixation of blanking plate (18) is provided with fixed drift (22), the upper surface mounting of blanking plate (18) has pivoted reset lever (23), and is connected with link (24) between two guide slots (20) respectively at the both ends of reset lever (23), the upper surface of punch (1) is seted up and is with the same in number of follow-up drift (21) and fixed drift (22), the inside (26) of bending table (1) is provided with bending table (26) inside bending table (1), one end of the bending hydraulic rod (27) is fixedly connected with a connecting block (28), one end of the connecting block (28) is slidably provided with a squeezing plate (29), and the lower end side surface of the squeezing plate (29) is provided with a rotating contact wheel (30).
2. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the utility model discloses a bending bench, including bending bench (1), material taking off (31) of one end internally mounted who bends, and material taking off (31) are installed to bending bench (1) one end fixedly is provided with blown down tank (32), material taking off (31) are right trapezoid design, and the inclined plane that takes off material (31) upwards set up towards slip board (5) to be connected with the spring between the lower surface of material taking off (31) and bending bench (1), the upper surface of material taking off the upper end protrusion bending bench (1) of material piece (31).
3. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the connecting joint (7) and the two ends of the blanking joint (8) are arc-shaped chamfer designs, the blanking hole (10) is positioned in the middle of the upper surface of the blanking joint (8), the blanking hole (10) is of vertical design, and the lower end of the blanking hole (10) penetrates through the lower surface of the blanking joint (8).
4. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the steel tube bending machine is characterized in that the supporting plate (12) is obliquely downwards arranged towards the upper surface of the bending table (1), the feeding barrel (13) is of a hollow design, a steel tube to be processed is placed in the feeding barrel (13), the lower end of the feeding barrel (13) is rightly arranged on the striker plate (14), a spring is connected between the striker plate (14) and the supporting plate (12), the striker plate (14) is of an upward oblique design, the magnetic suction plate (16) is of an arc-shaped design, and the inner diameter of the magnetic suction plate (16) is identical to the outer diameter of the steel tube to be processed in the feeding barrel (13).
5. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the guide groove (19) is of an arc design, two abdication grooves (25) below the guide groove (19) are of an arc design, the guide groove (19) and the abdication grooves (25) below the guide groove are identical in shape, and the abdication grooves (25) below the fixed punch (22) are of a hole-shaped design.
6. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the reset rod (23) is of a straight-bar-shaped design, the middle section of the straight-bar-shaped design is provided with a disc, and springs are connected between the side surfaces of the two ends of the straight shape of the reset rod (23) and the upper surface of the blanking plate (18).
7. The frame steel pipe cutting and bending integrated device according to claim 1, wherein: the guide block (26) is of a right trapezoid design, the inclined plane of the guide block (26) faces the extrusion plate (29), one end side surface of the extrusion plate (29) facing the guide block (26) is of an arc chamfer design, and a contact wheel (30) at the lower end of the extrusion plate (29) is attached to the inclined plane of the guide block (26).
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| CN202410990355.3A CN118513448B (en) | 2024-07-23 | 2024-07-23 | Frame steel pipe cuts integrative device of bending |
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| CN118951754B (en) * | 2024-10-17 | 2025-02-28 | 江苏万宝桥梁构件有限公司 | A bending device for processing bridge metal components |
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| CN206296340U (en) * | 2016-12-28 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | Bending fixture |
| CN108500093A (en) * | 2018-05-11 | 2018-09-07 | 浙江大学 | A kind of adjustable variable curvature pipe fitting pane bending apparatus |
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| JP2001001045A (en) * | 1999-06-17 | 2001-01-09 | Nissen Koki Kk | Shape correction method by hard ball force-fitting after tube bending |
| CN202021249U (en) * | 2010-12-19 | 2011-11-02 | 富奥汽车零部件股份有限公司 | Hydraulically-driven core-pulling punch-forming device for pipes |
| CN105478595B (en) * | 2016-01-20 | 2017-08-04 | 二重集团（德阳）重型装备股份有限公司 | Interstitial manufacturing mandrel and manufacturing method for fluctuation tube of nuclear power voltage stabilizer |
| US10507310B2 (en) * | 2016-10-27 | 2019-12-17 | Acclarent, Inc. | Dilation apparatus with malleable feature and apparatus to bend malleable feature |
| TWI652125B (en) * | 2017-11-10 | 2019-03-01 | 財團法人金屬工業研究發展中心 | Servo-following hot roll bending module and method for forming unequal strength structural bends on line |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206296340U (en) * | 2016-12-28 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | Bending fixture |
| CN108500093A (en) * | 2018-05-11 | 2018-09-07 | 浙江大学 | A kind of adjustable variable curvature pipe fitting pane bending apparatus |
| CN219541407U (en) * | 2023-02-28 | 2023-08-18 | 邓州市骏丰家具建材有限公司 | Furniture metal skeleton bending device |
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Denomination of invention: A combined device for cutting and bending vehicle frame tubes Granted publication date: 20241105 Pledgee: Industrial and Commercial Bank of China Limited Lianyuan sub branch Pledgor: Hunan Shiniu Automobile Manufacturing Co.,Ltd. Registration number: Y2025980061099 |