CN108723141B

CN108723141B - Multi-angle continuous pipe bender

Info

Publication number: CN108723141B
Application number: CN201810503861.XA
Authority: CN
Inventors: 文丹
Original assignee: Xinyi Xiyi High Tech Material Industry Technology Research Institute Co Ltd
Current assignee: Dawei Machine Tool Jiangsu Co ltd
Priority date: 2018-05-23
Filing date: 2018-05-23
Publication date: 2020-12-08
Anticipated expiration: 2038-05-23
Also published as: CN108723141A

Abstract

The invention relates to the field of mechanical automatic processing, in particular to a multi-angle continuous pipe bender, which comprises a machine tool, a feeding device, a clamping device, a pipe bending device and a collecting device, when in processing, the round tube is inserted into the core-through tube, the driving motor drives the driving vehicle to move forwards along the direction of the feeding guide rail, when the round pipe reaches a set position, the sliding table drives the clamping die to advance forwards and clamp the round pipe by matching with the fixed baffle plate, the second cylinder drives the spinning die to advance forwards and clamp the round pipe by matching with the limiting die, and then the pipe bending motor operates to drive the bending arm to rotate around the spinning rod, bending the circular tube, driving the clamping die to slide backwards by the sliding table, driving the spinning die to move backwards by the second cylinder, loosening the circular tube, and then, under the propulsion of the driving vehicle, the round pipe reaches the next bending point, and the steps are repeated to realize the continuous bending function. The numerical control bending machine is convenient to operate, stable in performance, high in working efficiency and high in numerical control bending precision.

Description

Multi-angle continuous pipe bender

Technical Field

The invention relates to the field of mechanical automatic processing, in particular to a multi-angle continuous pipe bender.

Background

The pipe bender is a device frequently used in modern metal processing field, especially pipe fitting processing, and is used for bending pipe fittings according to the required requirements. The pipeline laying and repairing device is mainly used for laying and repairing pipelines in the aspects of electric power construction, highway construction, boilers, bridges, ships, furniture, decoration and the like, and has the advantages of multiple functions, reasonable structure, simplicity in operation and the like. The device has the pipe bending function, can also use the oil cylinder as a hydraulic jack, has the characteristics of low price and convenient use compared with numerical control pipe bending equipment, and occupies the leading product position in the domestic pipe bending market.

A manual three-dimensional tube bender of chinese patent publication No. 201611091177.2 discloses a three-dimensional tube bender, including: a frame; a clamping die, a bending die and a follow-up explorator are arranged at one end of the frame; the mandrel rod is arranged at the other end of the rack; the first handle is provided with a rotating arm and is used for pushing the bending die to bend the pipe fitting; the second handle and the third handle are used for pushing the clamping die and the follow-up explorator to clamp the pipe fitting; a central shaft for fixing the bending die and having a length much longer than that of the rotating arm.

The structure of the invention can not realize the bending of various pipe fittings and can not adjust the die according to the outer diameter of the bent pipe fitting. The bending machine can only make simple bending mostly, if carry out the bending of same latitude with the pipe fitting, can't carry out multi-direction ascending bending, can't control the angle accurately, and the bending machine that the market put into use, and do not have collection device, a lot of pipe fittings are bent in processing, need artificially take off the collection, extravagant manpower, if the staff is not near or fail in time to take off, the pipe fitting after bending will directly drop subaerially, the collision that falls makes the product take place to warp easily or impaired, influence the finished product quality.

Disclosure of Invention

The invention aims to provide a multi-angle continuous pipe bender aiming at the defects of the prior art.

In order to solve the above problems, the present invention provides the following technical solutions: a multi-angle continuous pipe bender comprises a machine tool, a feeding device, a clamping device, a pipe bending device and a collecting device, wherein the feeding device is arranged above the machine tool and comprises a feeding motor, a core penetrating pipe, a driving vehicle, a driving motor and a feeding guide rail, the feeding guide rail is arranged on the machine tool, the driving vehicle is arranged on the feeding guide rail, the driving vehicle is in sliding connection with the feeding guide rail, the driving motor and the feeding motor are arranged above the driving vehicle, the output end of the driving motor extends and is arranged along the direction of the feeding guide rail, the core penetrating pipe is connected with the output end of the driving motor, the clamping device is arranged at the side part of the machine tool, the clamping device is arranged between the machine tool and the pipe bending device, the clamping device comprises a base, a fixed baffle, a clamping die, a first air cylinder and a sliding table, the sliding table is arranged on the base, the clamping die, press from both sides tight mould and slip table sliding connection, first cylinder is connected with the tight mould of clamp, fixed stop fixes on the base, and fixed stop sets up the front end at the tight mould of clamp, swan neck system sets up the extending direction at the pay-off guide rail, swan neck system includes bending arm, spacing mould, spinning rod, spinning die, second cylinder and return bend motor, bending arm and return bend motor swing joint, the output of return bend motor upwards extends and is connected with spinning rod, spacing mould is detachable to be fixed on spinning rod, the second cylinder is fixed on bending arm, the spinning die sets up the front end at the second cylinder, and the direction of spinning die is towards spacing mould, collection device and lathe integrated into one piece and outside extension, collection device sets up the below at clamping device and swan neck system.

Furthermore, material feeding unit is provided with the elasticity subassembly, the elasticity subassembly sets up on driving motor, the elasticity subassembly is connected with the core tube of wearing, wear the core tube and be connected with the pay-off motor is detachable.

Further, clamping device below is provided with the bearing subassembly, the bearing subassembly includes bearing board, bearing cylinder, bearing post and buffer spring, bearing board and lathe integrated into one piece and outside extension, and the bearing board is located clamping device under, bearing post and buffer spring all set up in the ascending one side of bearing board, the bearing cylinder is fixed in the decurrent one side of bearing board, the piston rod of bearing cylinder is connected with the bearing post.

Further, a slide rail device is arranged between the clamping device and the machine tool and comprises a rail, a slide block and a transmission device, the rail is arranged on the machine tool, the slide block is arranged on the clamping device, a clamping groove is formed in the rail, the slide block is embedded into the clamping groove, and the slide block is in sliding fit with the rail.

Further, the track is provided with two cross rails and a longitudinal rail, the cross rails are connected with the longitudinal rail, the two cross rails are parallel to each other, the transmission device is located between the two cross rails, and the cross rails and the longitudinal rail are of an integrated structure.

Further, transmission includes drive motor and back and forth movement subassembly, drive motor sets up on the lathe, and drive motor's output extends to the aspect of clamping device, drive motor's output tip is provided with drive gear, the back and forth movement subassembly sets up in the one side of base towards the lathe, the back and forth movement subassembly includes that a plurality of transmission point is protruding and two arc direction are protruding, the transmission point is protruding to be a thread horizontal equidistance and arranges, the arc direction is protruding to be located the bellied both ends of transmission point, the bellied clearance of transmission point and drive gear meshing.

Furthermore, a plurality of limiting dies of the pipe bending device are arranged, each limiting die is of a circular structure and coaxially arranged, and a middle shaft of each limiting die penetrates through the spinning rod.

Further, fixed stop, the tight mould of clamp, a plurality of spacing mould and spinning die all are provided with arc groove structure, fixed stop is provided with arc groove structure towards the one side of pressing from both sides tight mould, the tight mould of clamp is provided with arc groove structure towards the one side of fixed stop, the one side of spinning die towards spacing mould is provided with arc groove structure, the side of spacing mould is provided with arc groove structure, and the equal radian of above-mentioned arc groove structure is the same and the shape corresponds.

Further, collection device is the upwards open box body, the inside cushion that is provided with of box body, the shape and the box body bottom of cushion coincide.

Furthermore, oil injection holes are formed in the clamping device and the pipe bending device, and a numerical control assembly is arranged on the machine tool.

Has the advantages that: according to the multi-angle continuous pipe bending machine, the core penetrating pipe is detachably connected with the feeding motor, the limiting die is detachably fixed on the spinning rod and is convenient to replace according to actual requirements, the die part can be customized according to different materials, the control is accurate, the performance is stable, and bending of materials such as round pipes, square pipes, oval pipes, plum blossom pipes, special-shaped pipes, channel steel, angle steel, I-shaped steel, flat steel, iron pipes, stainless steel, copper aluminum materials, composite materials and the like is achieved.

The first air cylinder pushes the clamping die to slightly deviate towards the bending direction during bending, and the bending is matched, so that the situations of deformation, fracture and the like of the exemplified circular tube body are avoided; the driving motor can drive the core penetrating pipe to rotate 360 degrees, so that the sample circular pipe can rotate, the sample circular pipe can be bent at multiple angles through the mechanism, and the three-dimensional bending function is realized in the continuous bending process; the equipment is provided with a plurality of limiting dies, and the limiting dies with different models can be freely selected and used under the matched operation of the sliding rail device and the bearing assembly, so that various processing requirements can be met; collection device is the open box body that makes progress, the inside cushion that is provided with of box body, the shape and the box body bottom of cushion coincide, and the example pipe is after the processing of bending is accomplished, if the temporary staff that does not have on the next door catches it, the example pipe can fall into above the cushion among the collection device, avoids the example pipe directly to fall on ground, can reduce off-the-shelf loss effectively and produce the flaw. Equipment operation is convenient, the stable performance, work efficiency is high, and factor of safety is high, to a plurality of bendings of a material, multiple angle, the processing of multiple bending radius's tubular product, pay-off one shot forming, the numerical control precision of bending is high, can automatic bending, autoloading, automatic angle of verting, three-dimensional pipe fitting can once only be bent the system and accomplish voluntarily, and its pay-off, vert and adopt servo motor and servo driver control driven.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is an enlarged schematic view at B in FIG. 3;

FIG. 6 is a schematic view of a partially disassembled structure of the present invention;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6;

FIG. 8 is a schematic view of a partially disassembled structure of the present invention;

FIG. 9 is a schematic view of a partially disassembled structure of the present invention;

FIG. 10 is a schematic view of the present invention in a partially disassembled configuration;

FIG. 11 is a schematic view of a partially disassembled structure of the present invention;

FIG. 12 is a cross-sectional view taken along line D-D of FIG. 11;

description of reference numerals: the machine tool comprises a machine tool 1, a numerical control assembly 1a, a feeding device 2, a feeding motor 2a, a core penetrating pipe 2b, a driving vehicle 2c, a driving motor 2d, a feeding guide rail 2e, an elastic assembly 2f, a clamping device 3, a base 3a, a fixed baffle 3b, a clamping die 3c, a first air cylinder 3d, a sliding table 3e, a pipe bending device 4, a bending arm 4a, a limiting die 4b, a spinning rod 4c, a spinning die 4d, a second air cylinder 4e, a pipe bending motor 4f, a collecting device 5, a cushion 5a, a supporting assembly 6, a supporting plate 6a, a supporting air cylinder 6b, a supporting column 6c, a buffer spring 6d, a sliding rail device 7, a sliding block 7b, a transmission device 7c, a transmission motor 7c1, a transmission gear 7c2, a transmission point bulge 7c3, an arc-shaped guide bulge 7c4, an oil injection hole 8 and an exemplary round pipe 9.

Detailed Description

The following detailed description of specific embodiments of the present invention is made with reference to the accompanying drawings and examples:

referring to fig. 1 to 12, a multi-angle continuous pipe bender includes a machine tool 1, a feeding device 2, a clamping device 3, a pipe bending device 4 and a collecting device 5, wherein the feeding device 2 is disposed above the machine tool 1, the feeding device 2 includes a feeding motor 2a, a core tube 2b, a driving carriage 2c, a driving motor 2d and a feeding guide rail 2e, the feeding guide rail 2e is disposed on the machine tool 1, the driving carriage 2c is disposed on the feeding guide rail 2e, the driving carriage 2c is slidably connected with the feeding guide rail 2e, the driving motor 2d and the feeding motor 2a are disposed above the driving carriage 2c, an output end of the driving motor 2d extends along the feeding guide rail 2e, the core tube 2b is connected with an output end of the driving motor 2d, the clamping device 3 is disposed at a side portion of the machine tool 1, the clamping device 3 is disposed between the machine tool 1 and the pipe bending device 4, the clamping device 3 comprises a base 3a, a fixed baffle 3b, a clamping die 3c, a first air cylinder 3d and a sliding table 3e, the sliding table 3e is arranged on the base 3a, the clamping die 3c is arranged on the sliding table 3e, the clamping die 3c is connected with the sliding table 3e in a sliding manner, the first air cylinder 3d is connected with the clamping die 3c, the fixed baffle 3b is fixed on the base 3a, the fixed baffle 3b is arranged at the front end of the clamping die 3c, the pipe bending device 4 is arranged in the extending direction of the feeding guide rail 2e, the pipe bending device 4 comprises a bending arm 4a, a limiting die 4b, a spinning rod 4c, a spinning die 4d, a second air cylinder 4e and a pipe bending motor 4f, the bending arm 4a is movably connected with the pipe bending motor 4f, the output end of the pipe bending motor 4f extends upwards and is connected with the spinning rod 4c, the limiting die 4b is detachably fixed on the spinning rod 4c, the second cylinder 4e is fixed on the bending arm 4a, the spinning die 4d is arranged at the front end of the second cylinder 4e, the direction of the spinning die 4d faces the limiting die 4b, the collecting device 5 is integrally formed with the machine tool 1 and extends outwards, and the collecting device 5 is arranged below the clamping device 3 and the pipe bending device 4. The feeding guide rail 2e on the machine tool 1 is sequentially provided with a clamping device 3 and a pipe bending device 4 in the extending direction, the feeding device 2, the clamping device 3 and the pipe bending device 4 are almost at the same horizontal plane, the core penetrating pipe 2b is of a hollow structure, an example round pipe 9 is inserted into the core penetrating pipe 2b during processing, a driving motor 2d drives a driving vehicle 2c to move forwards along the direction of the feeding guide rail 2e, the example round pipe 9 is sequentially fixed by the clamping device 3 and the pipe bending device 4, firstly, when the example round pipe 9 reaches a set position, the sliding table 3e drives a clamping die 3c to push forwards and clamp the example round pipe 9 by matching with a fixed baffle 3b, a second air cylinder 4e pushes a spinning die 4d to push forwards and clamp the example round pipe 9 by matching with a limiting die 4b, and then, the pipe bending motor 4f operates to drive a bending arm 4a to rotate around the spinning rod 4c, bending the example circular tube 9, pushing the clamping die 3c to slightly deviate towards the bending direction by the first cylinder 3d at the moment, bending in a matched mode, avoiding the situation that the tube body of the example circular tube 9 is deformed or fractured, then driving the clamping die 3c to slide backwards by the sliding table 3e, driving the spinning die 4d to move backwards by the second cylinder 4e, loosening the example circular tube 9, then driving the vehicle 2c to push the example circular tube 9 to reach the next bending point, and repeating the steps to realize the continuous bending function.

The feeding device 2 is provided with a loosening and tightening component 2f, the loosening and tightening component 2f is arranged on a driving motor 2d, the loosening and tightening component 2f is connected with a core penetrating pipe 2b, and the core penetrating pipe 2b is detachably connected with a feeding motor 2 a. The elastic component 2f can fix the example circular tube 9 in the core penetrating tube 2b, so that the example circular tube can be kept stable when the feeding device 2 is pushed forwards, shaking is avoided, and processing errors are avoided.

3 belows of clamping device are provided with bearing subassembly 6, bearing subassembly 6 includes bearing board 6a, bearing cylinder 6b, bearing post 6c and buffer spring 6d, bearing board 6a and 1 integrated into one piece of lathe and outside extension, bearing board 6a is located clamping device 3 under, bearing post 6c and buffer spring 6d all set up in the ascending one side of bearing board 6a, the decurrent one side at bearing board 6a is fixed to bearing cylinder 6b, bearing cylinder 6 b's piston rod is connected with bearing post 6 c. Bearing post 6c is used for bearing clamping device 3, and bearing cylinder 6b can drive reciprocating of bearing post 6c, and cooperation clamping device 3's motion, buffer spring 6d set up between bearing board 6a and clamping device 3, can play certain cushioning effect when clamping device 3 descends for the device has very strong stability.

A slide rail device 7 is arranged between the clamping device 3 and the machine tool 1, the slide rail device 7 comprises a rail 7a, a slide block 7b and a transmission device 7c, the rail 7a is arranged on the machine tool 1, the slide block 7b is arranged on the clamping device 3, a clamping groove is formed in the rail 7a, the slide block 7b is embedded in the clamping groove, and the slide block 7b is in sliding fit with the rail 7 a. The sliding block 7b slides on the rail 7a under the operation of the transmission device 7c, so as to drive the clamping device 3 and the pipe bending device 4 to move.

The track 7a is provided with two transverse rails and a longitudinal rail, the transverse rails are connected with the longitudinal rail, the two transverse rails are parallel to each other, the transmission device 7c is located between the two transverse rails, and the transverse rails and the clamping grooves between the longitudinal rails are of an integrated structure.

The transmission device 7c comprises a transmission motor 7c1 and a reciprocating motion assembly, the transmission motor 7c1 is arranged on the machine tool 1, the output end of the transmission motor 7c1 extends towards the clamping device 3, the end part of the output end of the transmission motor 7c1 is provided with a transmission gear 7c2, the reciprocating motion assembly is arranged on one surface of the base 3a facing the machine tool 1, the reciprocating motion assembly comprises a plurality of transmission point protrusions 7c3 and two arc-shaped guide protrusions 7c4, the transmission point protrusions 7c3 are arranged in a line in a transverse equidistant mode, the arc-shaped guide protrusions 7c4 are located at two ends of the transmission point protrusions 7c3, and gaps of the transmission point protrusions 7c3 are meshed with the transmission gear 7c 2. When different limiting dies 4b need to be replaced and used, if a lower limiting die 4b is currently used, and an upper limiting die 4b needs to be replaced, the sliding block 7b is located in the upper transverse rail, the transmission motor 7c1 drives the transmission gear 7c2 to rotate, the transmission gear 7c2 drives the reciprocating motion assembly to transversely move through the gap engagement with the transmission point protrusion 7c3, the sliding block 7b further moves in the clamping groove, the clamping device 3 and the pipe bending device 4 are further driven to transversely move, then the transmission gear 7c2 drives the clamping device 3 and the pipe bending device 4 to descend into the lower transverse rail through the arc-shaped guide protrusion 7c4 on one side under the cooperation effect of the supporting column 6c and the buffer spring 6d, and then the sliding block 7b drives the clamping device 3 and the pipe bending device 4 to transversely move through the longitudinal rail and the lower transverse rail, so that the upper limiting die 4b reaches a designated station; when the conditions are opposite, namely the upper limit die 4b is currently used and the lower limit die 4b needs to be replaced, the transmission motor 7c1 rotates reversely under the instruction of the numerical control assembly 9, so that the transmission gear 7c2 rotates reversely to drive the clamping device 3 and the pipe bending device 4 to return to the previous position, and the lower limit die 4b reaches the designated station.

The pipe bending device is characterized in that a plurality of limiting dies 4b are arranged on the pipe bending device 4, the limiting dies 4b are of a circular structure, the limiting dies 4b are coaxially arranged, and a middle shaft of each limiting die 4b penetrates through the spinning rod 4 c. The radian of the arc-shaped groove structures of the limiting dies 4b is different, so that the bending requirements of different pipe fittings or different bending requirements of the same pipe fitting can be met, and the limiting dies 4b can be detached from the spinning rod 4c for updating and installation.

Fixing baffle 3b, clamping die 3c, a plurality of spacing mould 4b and spinning die 4d all are provided with arc groove structure, fixing baffle 3b is provided with arc groove structure towards the one side that clamping die 3c pressed from both sides, clamping die 3c is provided with arc groove structure towards fixing baffle 3 b's one side, spinning die 4 d's the one side towards spacing mould 4b is provided with arc groove structure, spacing mould 4 b's side is provided with arc groove structure, and the equal radian of above-mentioned arc groove structure is the same and the shape corresponds. The arcuate groove configuration interfits with the outer diameter of the exemplary round tube to enable better retention and propulsion.

The collection device 5 is an upwards open box body, a cushion 5a is arranged inside the box body, and the shape of the cushion 5a is matched with the bottom of the box body. After the bending processing is finished, if no worker is used for holding the round pipe 9 nearby temporarily, the round pipe 9 can fall onto the cushion 5a in the collecting device 5, the round pipe 9 is prevented from directly falling on the ground, and the loss and the defect of a finished product can be effectively reduced.

Oil filler holes 8 are formed in the clamping device 3 and the pipe bending device 4, and a numerical control assembly 1a is arranged on the machine tool 1. The equipment uses oil as a medium, the oil and the cleaning and maintenance work of the equipment must be done to avoid silting up or oil leakage, and before starting the machine, the oil is required to be added at each lubricating point through the oil injection hole 8, so that the use effect is ensured. The numerical control component 1a controls the operations of a feeding motor 2a, a driving motor 2d, a first air cylinder 3d, a second air cylinder 4e, a bearing air cylinder 6b and a transmission motor 7c1 on the equipment.

The working principle is as follows: the feeding guide rail 2e on the machine tool 1 is sequentially provided with a clamping device 3 and a pipe bending device 4 in the extending direction, the feeding device 2, the clamping device 3 and the pipe bending device 4 are almost at the same horizontal plane, the core penetrating pipe 2b is of a hollow structure, an example round pipe 9 is inserted into the core penetrating pipe 2b during processing, a driving motor 2d drives a driving vehicle 2c to move forwards along the direction of the feeding guide rail 2e, the example round pipe 9 is sequentially fixed by the clamping device 3 and the pipe bending device 4, firstly, when the example round pipe 9 reaches a set position, the sliding table 3e drives a clamping die 3c to push forwards and clamp the example round pipe 9 by matching with a fixed baffle 3b, a second air cylinder 4e pushes a spinning die 4d to push forwards and clamp the example round pipe 9 by matching with a limiting die 4b, and then, the pipe bending motor 4f operates to drive a bending arm 4a to rotate around the spinning rod 4c, bending the example circular tube 9, pushing the clamping die 3c to slightly deviate towards the bending direction by the first cylinder 3d at the moment, bending in a matched mode, avoiding the situation that the tube body of the example circular tube 9 is deformed or fractured, then driving the clamping die 3c to slide backwards by the sliding table 3e, driving the spinning die 4d to move backwards by the second cylinder 4e, loosening the example circular tube 9, then driving the vehicle 2c to push the example circular tube 9 to reach the next bending point, and repeating the steps to realize the continuous bending function.

The elastic component 2f can fix the example circular tube 9 in the core penetrating tube 2b, so that the example circular tube can be kept stable when the feeding device 2 is pushed forwards, shaking is avoided, and processing errors are avoided.

Bearing post 6c is used for bearing clamping device 3, and bearing cylinder 6b can drive reciprocating of bearing post 6c, and cooperation clamping device 3's motion, buffer spring 6d set up between bearing board 6a and clamping device 3, can play certain cushioning effect when clamping device 3 descends for the device has very strong stability.

The sliding block 7b slides on the rail 7a under the operation of the transmission device 7c, so as to drive the clamping device 3 and the pipe bending device 4 to move.

When different limiting dies 4b need to be replaced and used, if a lower limiting die 4b is currently used, and an upper limiting die 4b needs to be replaced, the sliding block 7b is located in the upper transverse rail, the transmission motor 7c1 drives the transmission gear 7c2 to rotate, the transmission gear 7c2 drives the reciprocating motion assembly to transversely move through the gap engagement with the transmission point protrusion 7c3, the sliding block 7b further moves in the clamping groove, the clamping device 3 and the pipe bending device 4 are further driven to transversely move, then the transmission gear 7c2 drives the clamping device 3 and the pipe bending device 4 to descend into the lower transverse rail through the arc-shaped guide protrusion 7c4 on one side under the cooperation effect of the supporting column 6c and the buffer spring 6d, and then the sliding block 7b drives the clamping device 3 and the pipe bending device 4 to transversely move through the longitudinal rail and the lower transverse rail, so that the upper limiting die 4b reaches a designated station; when the conditions are opposite, namely the upper limit die 4b is currently used and the lower limit die 4b needs to be replaced, the transmission motor 7c1 rotates reversely under the instruction of the numerical control assembly 9, so that the transmission gear 7c2 rotates reversely to drive the clamping device 3 and the pipe bending device 4 to return to the previous position, and the lower limit die 4b reaches the designated station.

The radian of the arc-shaped groove structures of the limiting dies 4b is different, so that the bending requirements of different pipe fittings or different bending requirements of the same pipe fitting can be met, and the limiting dies 4b can be detached from the spinning rod 4c for updating and installation.

The arcuate groove configuration interfits with the outer diameter of the exemplary round tube to enable better retention and propulsion.

After the bending processing is finished, if no worker is used for holding the round pipe 9 nearby temporarily, the round pipe 9 can fall onto the cushion 5a in the collecting device 5, the round pipe 9 is prevented from directly falling on the ground, and the loss and the defect of a finished product can be effectively reduced.

The equipment uses oil as a medium, the oil and the cleaning and maintenance work of the equipment must be done to avoid silting up or oil leakage, and before starting the machine, the oil is required to be added at each lubricating point through the oil injection hole 8, so that the use effect is ensured. The numerical control component 1a controls the operations of a feeding motor 2a, a driving motor 2d, a first air cylinder 3d, a second air cylinder 4e, a bearing air cylinder 6b and a transmission motor 7c1 on the equipment.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The utility model provides a multi-angle bending machine in succession which characterized in that: including lathe (1), material feeding unit (2), clamping device (3), swan neck device (4) and collection device (5), material feeding unit (2) set up the top in lathe (1), material feeding unit (2) include feeding motor (2a), wear core pipe (2b), drive car (2c), driving motor (2d) and pay-off guide rail (2e), pay-off guide rail (2e) set up on lathe (1), drive car (2c) sets up on pay-off guide rail (2e), driving car (2c) and pay-off guide rail (2e) sliding connection, driving motor (2d) and pay-off motor (2a) set up in drive car (2c) top, the output of driving motor (2d) extends the setting along pay-off guide rail (2e) direction, wear core pipe (2b) and be connected with the output of pay-off motor (2a), clamping device (3) sets up the lateral part at lathe (1), clamping device (3) set up lathe (1) with between swan neck system (4), clamping device (3) include base (3a), fixed stop (3b), press from both sides tight mould (3c), first cylinder (3d) and slip table (3e), slip table (3e) set up on base (3a), press from both sides tight mould (3c) and set up on slip table (3e), press from both sides tight mould (3c) and slip table (3e) sliding connection, first cylinder (3d) are connected with press from both sides tight mould (3c), fixed stop (3b) are fixed on base (3a), and fixed stop (3b) set up the front end at tight mould (3c), swan neck system (4) set up the extending direction in pay-off guide rail (2e), swan neck system (4) include bending arm (4a) The automatic pipe bending machine comprises a limiting die (4b), a rotary pressing rod (4c), a rotary pressing die (4d), a second air cylinder (4e) and a pipe bending motor (4f), wherein a bending arm (4a) is movably connected with the pipe bending motor (4f), the output end of the pipe bending motor (4f) extends upwards and is connected with the rotary pressing rod (4c), the limiting die (4b) is detachably fixed on the rotary pressing rod (4c), the second air cylinder (4e) is fixed on the bending arm (4a), the rotary pressing die (4d) is arranged at the front end of the second air cylinder (4e), the direction of the rotary pressing die (4d) faces towards the limiting die (4b), a collecting device (5) and a machine tool (1) are integrally formed and extend outwards, and the collecting device (5) is arranged below a clamping device (3) and the pipe bending device (4); clamping device (3) below is provided with bearing subassembly (6), bearing subassembly (6) are including bearing board (6a), bearing cylinder (6b), bearing post (6c) and buffer spring (6d), bearing board (6a) and lathe (1) integrated into one piece and outside extension, and bearing board (6a) are located clamping device (3) under, bearing post (6c) and buffer spring (6d) all set up in the ascending one side of bearing board (6a), the decurrent one side in bearing board (6a) is fixed in bearing cylinder (6b), the piston rod of bearing cylinder (6b) is connected with bearing post (6 c).

2. The multi-angle continuous bender according to claim 1, wherein: the feeding device (2) is provided with a loosening and tightening assembly (2f), the loosening and tightening assembly (2f) is arranged on the driving motor (2d), the loosening and tightening assembly (2f) is connected with the core penetrating pipe (2b), and the core penetrating pipe (2b) is detachably connected with the feeding motor (2 a).

3. The multi-angle continuous bender according to claim 1, wherein: be provided with slide rail device (7) between clamping device (3) and lathe (1), slide rail device (7) include track (7a), slider (7b) and transmission (7c), track (7a) set up on lathe (1), slider (7b) set up on clamping device (3), be provided with the draw-in groove on track (7a), slider (7b) embedding is in the draw-in groove, slider (7b) and track (7a) sliding fit.

4. The multi-angle continuous bender according to claim 3, wherein: track (7a) are provided with two horizontal rails and a vertical rail, horizontal rail is connected with vertical rail, and two horizontal rails are parallel to each other, transmission (7c) are located between two horizontal rails, horizontal rail and the draw-in groove formula structure as an organic whole between vertical rail.

5. The multi-angle continuous bender according to claim 3, wherein: the transmission device (7c) comprises a transmission motor (7c1) and a reciprocating motion assembly, the transmission motor (7c1) is arranged on the machine tool (1), the output end of the transmission motor (7c1) extends to the aspect of the clamping device (3), the end part of the output end of the transmission motor (7c1) is provided with a transmission gear (7c2), the reciprocating motion assembly is arranged on one surface of the base (3a) facing the machine tool (1), the reciprocating motion assembly comprises a plurality of transmission point protrusions (7c3) and two arc-shaped guide protrusions (7c4), the transmission point protrusions (7c3) are arrayed in a line in a transverse equidistant mode, the arc-shaped guide protrusions (7c4) are located at two ends of the transmission point protrusions (7c3), and gaps of the transmission point protrusions (7c3) are meshed with the transmission gear (7c 2).

6. The multi-angle continuous bender according to claim 1, wherein: the limiting die (4b) of the pipe bending device (4) is provided with a plurality of limiting dies (4b), the limiting dies (4b) are of a circular structure, the limiting dies (4b) are coaxially arranged, and a middle shaft of each limiting die (4b) penetrates through the spinning rod (4 c).

7. The multi-angle continuous bender according to claim 1, wherein: fixed stop (3b), press from both sides tight mould (3c), a plurality of spacing mould (4b) and spinning mould (4d) all are provided with arc groove structure, fixed stop (3b) are provided with arc groove structure towards the one side that presss from both sides tight mould (3c), it is provided with arc groove structure to press from both sides tight mould (3c) towards the one side of fixed stop (3b), the one side towards spacing mould (4b) of spinning mould (4d) is provided with arc groove structure, the side of spacing mould (4b) is provided with arc groove structure, and the equal radian of above-mentioned arc groove structure is the same and the shape corresponds.

8. The multi-angle continuous bender according to claim 1, wherein: the collection device (5) is an upward open box body, a cushion (5a) is arranged inside the box body, and the shape of the cushion (5a) is matched with the bottom of the box body.

9. The multi-angle continuous bender according to claim 1, wherein: all be provided with oil filler point (8) on clamping device (3) and swan neck system (4), be provided with numerical control subassembly (1a) on lathe (1).