CN215143667U

CN215143667U - Pipe bending machine

Info

Publication number: CN215143667U
Application number: CN202121187017.4U
Authority: CN
Inventors: 肖世文; 肖世祥; 夏明清; 黄广治; 肖世军
Original assignee: Zhongshan Jingda Teke Machinery Co ltd
Current assignee: Zhongshan Jingda Teke Machinery Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-12-14
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a pipe bending machine for bending prefabricated pipe, it includes the board, get the pipe device, drive control device and swan neck system, it locates the board to get pipe device movably, it can press from both sides and get prefabricated pipe to get the pipe device, drive control device locates the board, drive control device with get the pipe device and be connected, drive control device can order about and control and get the pipe device and remove, see off with the prefabricated pipe of predetermineeing length, swan neck system locates the board, swan neck system can receive the prefabricated pipe that the device gave through getting, and can buckle the prefabricated pipe of receiving backward along the pay-off direction. Through above-mentioned structure, when switching the long U type pipe of the different pipeline section lengths of buckling of production, only need get the length of the prefabricated pipe that the pipe device sent out through drive control device adjustment, can correspond the length of adjusting the pipeline section of buckling, wherein, this process need not to change the accessory, consequently, can improve production efficiency.

Description

Pipe bending machine

Technical Field

The utility model relates to a U type pipe preparation technical field, in particular to bending machine.

Background

In the prior art, referring to fig. 11 and 12, some pipe bending machines include a pipe arranging device a, a retainer b and a bending die c, wherein the retainer b is located between the pipe arranging device a and the bending die c, and the retainer b is provided with a die b1, wherein the retainer b can be turned over to bend the prefabricated pipe into a long U-shaped pipe d through the bending die c and the die b1, however, the length of the bent pipe section d1 of the long U-shaped pipe d is limited by the specification of the retainer b, and therefore, when the long U-shaped pipe d with different lengths of the bent pipe section d1 is produced by switching, the work of replacing the retainer b greatly reduces the production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, for this reason, the utility model provides a bending machine can improve production efficiency.

According to the utility model discloses a bending machine for buckle prefabricated pipe, include the board, get a tub device, drive control device and swan neck system, it locates to get tub device movably the board, it can press from both sides to get tub device and get prefabricated pipe, drive control device locates the board, drive control device with it connects to get tub device, drive control device can order about and control it removes to get tub device, with length predetermineeing prefabricated pipe sees off, swan neck system locates the board, swan neck system can receive the warp get the length of predetermineeing that tub device gives prefabricated pipe, and can be with receiving prefabricated pipe is buckled backward along the direction of feed.

According to the utility model discloses bending machine has following beneficial effect at least: through above-mentioned structure, when switching the long U type pipe of the different pipeline section lengths of buckling of production, only need get the length of the prefabricated pipe that the pipe device sent out through drive control device adjustment, can correspond the length of adjusting the pipeline section of buckling, wherein, this process need not to change the accessory, consequently, can improve production efficiency.

According to the utility model discloses a some embodiments still include supporting device, supporting device locates the board, supporting device is located get on the removal route of tub device, supporting device can support prefabricated pipe, and can dodge get tub device.

According to some embodiments of the present invention, the supporting device comprises at least one supporting mechanism, the supporting mechanism is provided to the machine table, the supporting mechanism can support the prefabricated pipe, and can avoid the pipe taking device.

According to the utility model discloses a some embodiments, supporting mechanism includes supporting rack and first driving piece, the supporting rack slidable is located the board, be equipped with the confession on the supporting rack the supporting breach that prefabricated pipe wore to establish, first driving piece is located the board, the output of first driving piece with the supporting rack is connected, first driving piece can order about the supporting rack slides in order to dodge get a tub device.

According to the utility model discloses a some embodiments, get the pipe device including getting pipe support and first pipe clamping mechanism, it locates to get pipe support slidable the board, get the pipe support with drive control device connects, first pipe clamping mechanism locates get the pipe support, first pipe clamping mechanism is equipped with the confession the first passageway that prefabricated pipe wore to establish, first pipe clamping mechanism can adjust the cross-sectional area of first passageway is in order to press from both sides and get prefabricated pipe.

According to the utility model discloses a some embodiments still include detection mechanism, detection mechanism locates get the pipe support, detection mechanism is equipped with the confession the second passageway that prefabricated pipe wore to establish, the cross-sectional area of second passageway is greater than the cross-sectional area of prefabricated pipe.

According to the utility model discloses a some embodiments, detection mechanism is including detection piece and circuit module, the detection piece is located get the pipe support, the detection piece is equipped with the second passageway, circuit module is equipped with two connecting terminal, two connecting terminal respectively with the detection piece with prefabricated pipe electric connection.

According to the utility model discloses a some embodiments, swan neck system includes curved mould, roll-over stand and second actuating mechanism, curved mould locates the board, the roll-over stand rotationally locates the board, the roll-over stand is equipped with by the mould and receives the core bar, it can receive the warp to receive the core bar get the pipe device and give prefabricated pipe, second actuating mechanism locates the board, second actuating mechanism with the roll-over stand is connected, second actuating mechanism can order about the roll-over stand overturns backward along the pay-off direction, so that will lean on the mould upset receive on the core bar prefabricated pipe buckle extremely on the curved mould.

According to the utility model discloses a some embodiments still include material returned device, material returned device locates the roll-over stand, material returned device can make after buckling prefabricated pipe moves back from the roll-over stand.

According to the utility model discloses a some embodiments still include and cut the pipe device, it locates to cut the pipe device get the pipe device, cut the pipe device and can cut prefabricated pipe.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a structural diagram of an embodiment of the pipe bender of the present invention;

FIG. 2 is a partially exploded view of the support mechanism shown in FIG. 1;

FIG. 3 is a block diagram of the roll-over stand and the material return apparatus shown in FIG. 1;

FIG. 4 is a partially exploded view of the roll-over stand and the bending die shown in FIG. 1;

FIG. 5 is a block diagram of the roll-over stand and the fourth drive mechanism shown in FIG. 1;

FIG. 6 is a block diagram of the glide shown in FIG. 3;

FIG. 7 is a partially exploded view of the tube cutting device, the tube retrieving device and the detecting mechanism shown in FIG. 1;

FIG. 8 is a block diagram of the roller and sleeve shown in FIG. 7;

FIG. 9 is a block diagram of the sleeve shown in FIG. 8;

FIG. 10 is a block diagram of the alignment and roundness correction apparatus and the second pipe clamping mechanism shown in FIG. 1;

FIG. 11 is a schematic view of a prior art bender;

FIG. 12 is a view showing the structure of a long U-shaped tube.

Reference numerals:

the machine table 100, the second pipe clamping mechanism 110, the second clamping plate 111, the second bottom plate 112, and the eleventh driving member 113;

the pipe taking device 200, the pipe taking frame 210, the first pipe clamping mechanism 220, the first clamping plate 221, the first bottom plate 222, the seventh driving piece 223 and the detection mechanism 230;

a drive control device 300, a first drive mechanism 310, a second drive rod 311 and a second connecting block 312;

the device comprises a supporting device 400, a supporting mechanism 410, a supporting frame 411, a supporting notch 411A, a first driving piece 412, an anti-falling piece 413, an anti-falling block 413A, a stroke amplification assembly 414, a connecting rod 414A and a swing arm 414B;

the pipe bending device 500, the bending die 510, the die body 511, the bottom clamping plate 512, the third driving element 513, the roll-over stand 520, the master die 521, the receiving core bar 522, the rotating shaft 523, the guide cylinder 524, the sliding element 525, the twelfth driving element 526, the second driving mechanism 530, the first rotating wheel 531, the second rotating wheel 532 and the fourth driving element 533;

the material returning device 600, the sliding piece 610, the abutting cylinder 611, the extending part 612 and the third driving mechanism 620;

the fourth driving mechanism 700, the connecting member 710, the inclined guide hole 711, the middle connecting member 720, the projection 721 and the sixth driving member 730;

pipe cutting device 800, roller 810, fourth channel 811, blade assembly 812, bearing assembly 813, bar 814, ninth driving member 820, sleeve 830, guide slot 831, connection slot 832, tenth driving member 840, pushing block 841;

an alignment and roundness correction device 900, a first rotating wheel mechanism 910 and a second rotating wheel mechanism 920.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, if there are first, second, third, fourth, fifth, etc. described, it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1 to 10, a pipe bending machine according to an embodiment of the present invention is used for bending a prefabricated pipe, and includes a machine table 100, a pipe taking device 200, a driving control device 300, and a pipe bending device 500.

Get a tub device 200 and movably locate board 100, get a tub device 200 and can press from both sides and get prefabricated pipe, drive control device 300 locates board 100, drive control device 300 with get tub device 200 and be connected, drive control device 300 can order about and control and get tub device 200 and remove to see the prefabricated pipe of predetermineeing length out, swan neck system 500 locates board 100, swan neck system 500 can receive the prefabricated pipe of predetermineeing length that gets tub device 200 and give, and can buckle the prefabricated pipe of receiving backward along the pay-off direction.

Through the structure, when long U-shaped pipes d with different lengths of the bent pipe sections d1 are produced in a switching mode, the length of the bent pipe section d1 can be correspondingly adjusted only by adjusting the length of the prefabricated pipe sent out by the pipe taking device 200 through the driving control device 300, and the process does not need to replace accessories, so that the production efficiency can be improved.

Referring to fig. 1, the pipe taking device further includes a supporting device 400, the supporting device 400 is disposed on the machine table 100, the supporting device 400 is located on a moving path of the pipe taking device 200, and the supporting device 400 can support the prefabricated pipe and can avoid the pipe taking device 200.

Through the structure, when the pipe taking device 200 clamps the prefabricated pipe, the supporting device 400 supports the prefabricated pipe so as to reduce the downward bending degree of the pipe sections at two sides of the clamped part of the prefabricated pipe, keep the effect of the prefabricated pipe after straightening and rounding, and further improve the yield of the long U-shaped pipe.

The supporting device 400 includes six supporting mechanisms 410, the six supporting mechanisms 410 are all disposed on the machine table 100, the six supporting mechanisms 410 are arranged on the moving path of the pipe taking device 200, and the supporting mechanisms 410 can support the prefabricated pipe and can avoid the pipe taking device 200.

It should be noted that a support mechanism 410 is shown in FIG. 1 hidden by the tube extraction device 200.

In some embodiments, the number of support mechanisms 410 may be set to five, seven, etc.

The support mechanism 410 includes a support bracket 411 and a first driver 412.

Referring to fig. 2, the supporting frame 411 is slidably disposed on the machine platform 100, a supporting notch 411A for the prefabricated pipe to pass through is disposed on the supporting frame 411, the first driving member 412 is disposed on the machine platform 100, an output end of the first driving member 412 is connected to the supporting frame 411, and the first driving member 412 can drive the supporting frame 411 to slide to avoid the pipe taking device 200. The first driving member 412 can be configured as an air cylinder, a hydraulic cylinder, an electric push rod, etc.

The first driving member 412 can drive the supporting frame 411 to move upwards, so that the prefabricated pipe can penetrate through the supporting notch 411A, otherwise, the first driving member 412 can drive the supporting frame 411 to move downwards, so that the supporting frame 411 avoids the pipe taking device 200.

In some embodiments, the supporting mechanism 410 includes an expansion plate set and a first driving member 412, the expansion plate set is disposed transversely, the expansion plate set includes at least two supporting plates, two adjacent supporting plates are disposed in a stacked manner, and the two adjacent supporting plates are slidably connected, the first driving member 412 is disposed on the machine 100, one of the two supporting plates located at two sides of the expansion plate set is connected to the machine 100, and the other is connected to an output end of the first driving member 412, and the first driving member 412 can drive the expansion plate set to expand and support the prefabricated pipe, and can drive the expansion plate set to be stacked to avoid the pipe taking device 200.

In this embodiment, the anti-dropping device 413 is further included, the anti-dropping device 413 is disposed on the supporting frame 411, and the anti-dropping device 413 can prevent the prefabricated pipe from dropping out of the supporting notch 411A.

The anti-slip assembly includes an anti-slip member 413 and a second driving member (not shown in the drawings).

Referring to fig. 2, the anti-slip member 413 is slidably disposed on the supporting frame 411, the anti-slip member 413 has an anti-slip block 413A corresponding to the supporting notch 411A, the second driving member is disposed on the supporting frame 411, the second driving member is connected to the anti-slip member 413, and the second driving member can drive the anti-slip member 413 to slide so as to drive the anti-slip block 413A to close the supporting notch 411A. The second driving piece can be set to be an air cylinder, a hydraulic cylinder, an electric push rod and the like.

In some embodiments, the anti-dropping assembly includes a swing block, a first elastic member, and an absorbing member, the swing block is pivotally connected to the supporting frame 411, the first elastic member is sleeved on the pivot, one end of the first elastic member is connected to the supporting frame 411, the other end of the first elastic member is connected to the swing block, the absorbing member is disposed on the supporting frame 411, the absorbing member can absorb the swing block, so that the swing block swings to close the supporting gap 411A, and when the absorbing member stops absorbing the swing block, the first elastic member can drive the swing block to reset to open the supporting gap 411A. Wherein, the first elastic piece is a torsion spring; the adsorption piece is provided with an electromagnet.

In this embodiment, a stroke amplifying assembly 414 is further included, the stroke amplifying assembly 414 is disposed on the machine 100, an output end of the first driving element 412 is connected to the supporting frame 411 through the stroke amplifying assembly 414, and the stroke amplifying assembly 414 can amplify a stroke difference between the output end of the first driving element 412 and the supporting frame 411.

The stroke amplification assembly 414 includes a connecting rod 414A and a swing arm 414B.

Referring to fig. 2, one end of the swing arm 414B is rotatably connected to the machine 100, the other end of the swing arm 414B is rotatably connected to the output end of the first driving member 412, one end of the connecting rod 414A is rotatably connected to the supporting frame 411, and the other end of the connecting rod 414A is rotatably connected to the other end of the swing arm 414B.

The tube bending apparatus 500 includes a bending die 510, a roll-over stand 520, and a second drive mechanism 530.

Referring to fig. 1, 3 and 4, the bending die 510 is disposed on the machine 100, the roll-over stand 520 is rotatably disposed on the machine 100, the roll-over stand 520 is disposed with a die 521 and a receiving core rod 522, the receiving core rod 522 can receive the prefabricated pipe fed by the pipe taking device 200, the second driving mechanism 530 is disposed on the machine 100, the second driving mechanism 530 is connected to the roll-over stand 520, and the second driving mechanism 530 can drive the roll-over stand 520 to turn over backward along the feeding direction, so that the prefabricated pipe on the receiving core rod 522 is bent onto the bending die 510 by turning over the die 521.

It should be noted that the receiving core pin 522 can receive the prefabricated pipe fed by the pipe taking device 200, that is, the prefabricated pipe fed by the pipe taking device 200 can be sleeved on the receiving core pin 522.

The bending die 510 includes a die body 511, a bottom clamping plate 512, and a third driving member 513.

Referring to fig. 4, the mold body 511 is disposed on the machine 100, a U-shaped arc groove is disposed at one end of the mold body 511 close to the mold 521, the third driving member 513 is disposed on the machine 100, the bottom clamp plate 512 is disposed below the mold body 511, a third channel for the prefabricated pipe to pass through is formed between the bottom clamp plate 512 and the mold body 511, the third channel is communicated with the U-shaped arc groove, an output end of the third driving member 513 is connected with the bottom clamp plate 512, when the prefabricated pipe is bent, the third driving member 513 can drive the bottom clamp plate 512 to move upwards, so that the cross-sectional area of the third channel is reduced, and the bottom clamp plate 512 and the mold body 511 clamp the prefabricated pipe together. The third driving member 513 may be configured as an air cylinder, a hydraulic cylinder, an electric push rod, and the like.

The die 521 is turned over to the bending die 510 to bend the prefabricated pipe on the receiving core rod 522, specifically, the third driving member 513 drives the bottom clamping plate 512 to move upwards, the bottom clamping plate 512 and the die body 511 clamp the prefabricated pipe together, the turning frame 520 is turned over relative to the machine table 100, the prefabricated pipe on the receiving core rod 522 is bent to the die body 511 along the U-shaped arc groove under the action of the profiling die 521, and then the U-shaped pipe is formed.

The second drive mechanism 530 includes a first pulley 531, a second pulley 532, and a fourth drive 533.

Referring to fig. 4, the turning frame 520 is rotatably connected to the machine 100 through a rotating shaft 523, the first rotating wheel 531 and the second rotating wheel 532 are both rotatably disposed on the machine 100, the first rotating wheel 531 is sleeved on the rotating shaft 523, the first rotating wheel 531 and the second rotating wheel 532 are sleeved with a conveying belt (not shown), the fourth driving member 533 is disposed on the machine 100, the fourth driving member 533 is connected to the second rotating wheel 532, and the fourth driving member 533 can drive the second rotating wheel 532 to rotate so as to drive the first rotating wheel 531 to rotate through the conveying belt, thereby turning the turning frame 520.

In this embodiment, the device further includes a material returning device 600, the material returning device 600 is disposed on the roll-over stand 520, and the material returning device 600 can return the bent prefabricated pipe away from the roll-over stand 520.

The material returning device 600 includes a sliding member 610 and a third driving mechanism 620.

Referring to fig. 1, 3 and 6, the sliding member 610 is slidably disposed on the roll-over stand 520, the sliding member 610 is provided with a contacting tube 611, the contacting tube 611 is sleeved on the receiving core rod 522, the contacting tube 611 can contact with the end of the prefabricated pipe, the third driving mechanism 620 is disposed on the roll-over stand 520, the third driving mechanism 620 is connected to the sliding member 610, and the third driving mechanism 620 can drive the sliding member 610 to slide so as to drive the contacting tube 611 to push the U-shaped pipe to move away from the roll-over stand 520.

In some embodiments, the third driving mechanism 620 can drive the sliding member 610 to slide to adjust the position of the abutting cylinder 611, so as to adjust the length of the preformed sleeve disposed on the receiving core rod 522.

The third driving mechanism 620 includes a third pulley, a fourth pulley, and a fifth driving member.

Referring to fig. 3, the roll-over stand 520 is rotationally located to the third runner and the fourth runner, the conveyer belt is sleeved on the third runner and the fourth runner, the conveyer belt is fixedly connected with the sliding member 610, the roll-over stand 520 is located to the fifth driving member, one of the third runner and the fourth runner is fixedly connected with the output end of the fifth driving member, and the fifth driving member can drive the corresponding third runner or the corresponding fourth runner to rotate so as to drive the conveyer belt to operate, and further drive the sliding member 610 to slide. Wherein the fifth driving member is provided as a motor.

The conveying belt is fixedly connected with the sliding member 610, specifically, referring to fig. 3 and 6, the sliding member 610 is provided with an extension portion 612, and the extension portion 612 and the conveying belt are provided with a fastener in a penetrating manner. Wherein the fastener can be provided as a bolt or the like.

In some embodiments, the third driving mechanism 620 includes a first driving rod, a first connecting block and a fifth driving member, the first driving rod is rotatably disposed on the roll-over stand 520, the first connecting block is threadedly sleeved on the first driving rod, the first connecting block is fixedly connected to the sliding member 610, the fifth driving member is disposed on the roll-over stand 520, an output end of the fifth driving member is connected to the first driving rod, and the fifth driving member can drive the first driving rod to rotate so as to drive the sliding member 610 to slide through the first connecting block.

In order to facilitate the abutting cylinder 611 to slidably push the manufactured U-shaped tube to move away from the roll-over stand 520, the apparatus further comprises a fourth driving mechanism 700, the fourth driving mechanism 700 is disposed on the roll-over stand 520, the mold 521 is movably disposed on the roll-over stand 520, the fourth driving mechanism 700 is connected with the mold 521, and when the mold 521 is turned over onto the bending mold 510, the fourth driving mechanism 700 can drive the mold 521 to move away from the bending mold 510.

The mold 521 is movably disposed on the roll-over stand 520, and specifically, referring to fig. 5, a connecting pipe section is disposed at the bottom of the mold 521, the roll-over stand 520 is disposed with a guide tube 524 matching with the connecting pipe section, and the connecting pipe section is telescopically inserted into the guide tube 524.

The fourth driving mechanism 700 includes a connecting member 710, a middle connecting member 720, and a sixth driving member 730.

Referring to fig. 5, the connecting member 710 is connected to the explorator 521, the connecting member 710 has an inclined guiding hole 711, the middle connecting member 720 is slidably disposed on the roll-over stand 520, the middle connecting member 720 has a protrusion 721 matched with the inclined guiding hole 711, the protrusion 721 is disposed in the inclined guiding hole 711, the sixth driving member 730 is disposed on the roll-over stand 520, the sixth driving member 730 is connected to the middle connecting member 720, and the sixth driving member 730 can drive the middle connecting member 720 to slide to drive the protrusion 721 to push the hole wall of the inclined guiding hole 711, so that the explorator 521 moves away from the bending mold 510. The sixth driving member 730 can be configured as an air cylinder, a hydraulic cylinder, an electric push rod, etc.

In some embodiments, the fourth driving mechanism 700 may be directly provided as a sixth driving member 730, the sixth driving member 730 is provided on the turning frame 520, an output end of the sixth driving member 730 is connected to the bottom of the master mold 521, and when the master mold 521 is turned over onto the bending mold 510, the sixth driving member 730 can drive the master mold 521 to move away from the bending mold 510.

In this embodiment, in order to optimize the U-shaped tube withdrawing operation from the roll-over stand 520, referring to fig. 3, a sliding member 525 is slidably disposed on the roll-over stand 520, a receiving core rod 522 is slidably disposed on the roll-over stand 520, one end of the receiving core rod 522 away from the die 521 is fixedly connected to the sliding member 525, a twelfth driving member 526 is fixedly disposed on the roll-over stand 520, and an output end of the twelfth driving member 526 is connected to the sliding member 525. The twelfth driving member 526 may be configured as an air cylinder, a hydraulic cylinder, an electric push rod, or the like.

When the material returning operation is performed, the twelfth driving member 526 can drive the sliding member 525 to slide, so as to drive the receiving core bar 522 to move away from the U-shaped tube, thereby optimizing the operation of moving the U-shaped tube away from the roll-over stand 520.

The tube taking device 200 comprises a tube taking frame 210 and a first tube clamping mechanism 220.

Referring to fig. 7, the pipe taking rack 210 is slidably disposed on the machine platform 100, the pipe taking rack 210 is connected to the driving control device 300, the driving control device 300 can drive and control the pipe taking rack 210 to move, the first pipe clamping mechanism 220 is disposed on the pipe taking rack 210, the first pipe clamping mechanism 220 is provided with a first channel for the prefabricated pipe to penetrate through, and the first pipe clamping mechanism 220 can adjust the cross-sectional area of the first channel to clamp the prefabricated pipe.

The first pipe clamping mechanism 220 includes a first clamping plate 221, a first base plate 222, and a seventh driving member 223.

Referring to fig. 7, the first bottom plate 222 is disposed on the pipe taking rack 210, the first clamping plate 221 is disposed above the first bottom plate 222, the first clamping plate 221 and the first bottom plate 222 jointly enclose a first channel for the prefabricated pipe to pass through, the seventh driving member 223 is disposed on the pipe taking rack 210, an output end of the seventh driving member 223 is connected to the first clamping plate 221, and the seventh driving member 223 can drive the first clamping plate 221 to move, so that the cross-sectional area of the first channel is reduced, and the first clamping plate 221 and the first bottom plate 222 jointly clamp the prefabricated pipe. Among them, the seventh driver 223 may be configured as a cylinder, a hydraulic cylinder, an electric push rod, and the like.

In this embodiment, in order to ensure the yield of the long U-shaped tube, the tube taking rack 210 is further provided with a detection mechanism 230, the detection mechanism 230 is provided with a second channel for the prefabricated tube to pass through, and the cross-sectional area of the second channel is larger than that of the prefabricated tube.

Referring to fig. 7, the sensing mechanism 230 includes a sensing member and a circuit module.

The detection piece is arranged on the pipe taking frame 210, the detection piece is provided with a second channel, the circuit module is provided with two connecting terminals, and the two connecting terminals are respectively electrically connected with the detection piece and the prefabricated pipe.

When the prefabricated pipe penetrating through the second channel is bent, the bent prefabricated pipe is abutted against the detection piece, and the circuit module loop generates a detection signal.

In some embodiments, the circuit module may be electrically connected to an external power switch, and when the prefabricated tube passing through the second channel is bent, the power switch is turned off by a detection signal generated by the circuit module.

The drive control apparatus 300 includes a first drive mechanism 310 and a control mechanism.

The first driving mechanism 310 is disposed on the machine 100, the first driving mechanism 310 is connected to the tube taking device 200, the control mechanism is disposed on the machine 100, and the control mechanism is electrically connected to the first driving mechanism 310.

The first driving mechanism 310 includes a second driving rod 311, a second connecting block 312, and an eighth driving member.

Referring to fig. 1 and 7, the second transmission rod 311 is rotatably disposed on the machine 100, the second connection block 312 is threadedly sleeved on the second transmission rod 311, the second connection block 312 is fixedly connected to the pipe taking rack 210, the eighth driving member is disposed on the machine 100, an output end of the eighth driving member is connected to the second transmission rod 311, and the eighth driving member can drive the second transmission rod 311 to rotate so as to drive the pipe taking rack 210 to slide through the second connection block 312. Wherein the eighth driving member is provided as a motor.

The control mechanism includes a control module and a plurality of detection members.

The control module and the detection pieces are arranged on the machine table 100, the detection pieces are sequentially arranged along the feeding direction of the pipe taking frame 210, and the detection pieces and the eighth driving piece are electrically connected with the control module.

The user can adjust the setting parameters to enable a certain detection piece to take effect, when the pipe taking device 200 which clamps and transfers the prefabricated pipe moves to the position of the detection piece, the detection piece generates a signal and transmits the signal to the control module, and the control module stops the eighth driving piece so as to locate the prefabricated pipe sleeve with the preset length on the receiving core rod 522. Wherein, the detection piece can be set as a correlation photoelectric switch.

In this embodiment, the pipe cutting device 800 is further included, the pipe cutting device 800 is disposed on the pipe taking rack 210, and the pipe cutting device 800 can cut the prefabricated pipe.

The pipe cutting apparatus 800 includes a roller 810, a ninth driving member 820, a sleeve 830, and a tenth driving member 840.

Referring to fig. 7, 8 and 9, the rotating roller 810 is rotatably disposed on the pipe taking rack 210, a fourth channel 811 for the prefabricated pipe to pass through is disposed in the rotating roller 810, a compressible and resilient blade assembly 812 is disposed at an end of the rotating roller 810, the ninth driving member 820 is disposed on the pipe taking rack 210, the ninth driving member 820 is connected to the rotating roller 810, the ninth driving member 820 can drive the rotating roller 810 to rotate, the sleeve 830 can be slidably sleeved on the rotating roller 810, an inner side wall of the sleeve 830 abuts against the blade assembly 812, the tenth driving member 840 is disposed on the pipe taking rack 210, the tenth driving member 840 is connected to the sleeve 830, and the tenth driving member 840 can drive the sleeve 830 to slide so that the pushing blade assembly 812 can move along a direction close to a central axis of the fourth channel 811.

While the ninth driving member 820 drives the rotating roller 810 to rotate, the tenth driving member 840 drives the sleeve 830 to slide so as to push the blade assembly 812 to move along the direction close to the central axis of the fourth channel 811, wherein the blade assembly 812 rotating along with the rotating roller 810 abuts against the outer side wall of the prefabricated pipe, and then the prefabricated pipe can be cut.

The end of the roller 810 is provided with a compressible resilient blade assembly 812, and the blade assembly 812 comprises a blade, a slider and a second elastic member.

Referring to fig. 8, an end of the rotating roller 810 is provided with a mounting cavity, a guide hole and an opening communicating with the mounting cavity are respectively formed in the end and a side wall of the end of the rotating roller 810, the slider is slidably disposed in the mounting cavity, the blade is fixedly sleeved on a portion of the slider exposed out of the guide hole, the blade is located at the end of the rotating roller 810, one end of the second elastic member abuts against a cavity wall of the mounting cavity, the other end of the second elastic member abuts against the slider, and the second elastic member can drive the slider to move in a direction away from a central axis of the fourth channel 811, so that the slider is partially exposed out of the opening and abuts against an inner side wall of the sleeve 830. Wherein the second elastic member is provided as a spring.

In this embodiment, the end of the roller 810 is provided with a compressible resilient bearing assembly 813, the number of the bearing assemblies 813 is two, and the two bearing assemblies 813 are arranged uniformly with the central axis of the blade assembly 812 around the fourth channel 811.

The arrangement of the bearing assembly 813 in terms of compressibility and resiliency is the same as that of the blade assembly 812 described above and will not be repeated here.

Through above-mentioned structure, can improve the notched complete degree of prefabricated pipe cutting.

In some embodiments, the number of bearing assemblies 813 may be provided as three, four, etc.

Specifically, referring to fig. 8 and 9, a bar 814 is fixedly disposed on an outer side wall of the roller 810, a guide groove 831 engaged with the bar 814 is disposed on an inner side wall of the sleeve 830, and the bar 814 is slidably disposed in the guide groove 831.

The tenth driving member 840 is connected to the sleeve 830, specifically, referring to fig. 7, 8 and 9, a connecting groove 832 is annularly formed on an outer side wall of the sleeve 830, an ejecting block 841 is fixedly disposed at an output end of the tenth driving member 840, the ejecting block 841 is provided with a convex portion, and the convex portion is located in the connecting groove 832. The tenth driving member 840 may be configured as an air cylinder, a hydraulic cylinder, an electric push rod, or the like.

In this embodiment, the apparatus further includes a straightening and rounding device 900, the straightening and rounding device 900 is disposed on the machine 100, and the straightening and rounding device 900 can straighten the prefabricated pipe.

The alignment and rounding device 900 comprises a first turning wheel mechanism 910 and a second turning wheel mechanism 920.

The first rotating wheel mechanism 910 and the second rotating wheel mechanism 920 are both disposed on the machine table 100, the first rotating wheel mechanism 910 can be used for straightening the left and right outer side walls of the prefabricated pipe, and the second rotating wheel mechanism 920 can be used for straightening the upper and lower outer side walls of the prefabricated pipe.

Referring to fig. 10, the first rotating wheel mechanism 910 includes a fifth rotating wheel and a sixth rotating wheel, both of which are rotatably disposed on the machine 100, and the fifth rotating wheel and the sixth rotating wheel can respectively abut against the left and right outer sidewalls of the prefabricated pipe.

Referring to fig. 10, the second rotating wheel mechanism 920 includes a seventh rotating wheel and an eighth rotating wheel, both of which are rotatably disposed on the machine 100, and the seventh rotating wheel and the eighth rotating wheel can respectively abut against the upper and lower outer sidewalls of the prefabricated pipe.

In this embodiment, the machine table 100 is provided with the second pipe clamping mechanism 110, the second pipe clamping mechanism 110 is disposed on the machine table 100, and in the process of moving the pipe taking device 200 to take the pipe, the second pipe clamping mechanism 110 can prevent the prefabricated pipe which is straightened and rounded from backing up.

The second pipe clamping mechanism 110 includes a second clamping plate 111, a second base plate 112, and an eleventh driving member 113.

Referring to fig. 10, the second bottom plate 112 is disposed on the machine platform 100, the second clamp plate 111 is disposed above the second bottom plate 112, the second clamp plate 111 and the second bottom plate 112 jointly enclose a fifth channel for the prefabricated pipe to pass through, the eleventh driving member 113 is disposed on the machine platform 100, an output end of the eleventh driving member 113 is connected to the second clamp plate 111, and the eleventh driving member 113 can drive the second clamp plate 111 to move, so that the cross-sectional area of the fifth channel is reduced, and the second clamp plate 111 and the second bottom plate 112 jointly clamp the prefabricated pipe. The eleventh driving member 113 may be configured as an air cylinder, a hydraulic cylinder, an electric push rod, and the like.

Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications and substitutions are included in the scope defined by the claims of the present application.

Claims

1. The utility model provides a bending machine for buckle prefabricated pipe which characterized in that: comprises that

A machine table (100);

the pipe taking device (200) is movably arranged on the machine table (100), and the prefabricated pipe can be clamped and taken by the pipe taking device (200);

the drive control device (300) is arranged on the machine table (100), the drive control device (300) is connected with the pipe taking device (200), and the drive control device (300) can drive and control the pipe taking device (200) to move so as to send out the prefabricated pipe with the preset length;

the pipe bending device (500) is arranged on the machine table (100), the pipe bending device (500) can receive the prefabricated pipe with the preset length given by the pipe taking device (200), and the received prefabricated pipe is bent backwards along the feeding direction.

2. The bender according to claim 1, wherein:

the pipe taking device is characterized by further comprising a supporting device (400), wherein the supporting device (400) is arranged on the machine table (100), the supporting device (400) is located on a moving path of the pipe taking device (200), and the supporting device (400) can support the prefabricated pipe and can avoid the pipe taking device (200).

3. The bender according to claim 2, wherein:

the supporting device (400) comprises at least one supporting mechanism (410), the supporting mechanism (410) is arranged on the machine table (100), and the supporting mechanism (410) can support the prefabricated pipe and can avoid the pipe taking device (200).

4. The bender according to claim 3, wherein:

the support mechanism (410) includes:

the supporting frame (411) is slidably arranged on the machine table (100), and a supporting notch (411A) for the prefabricated pipe to penetrate through is formed in the supporting frame (411);

the first driving piece (412) is arranged on the machine table (100), the output end of the first driving piece (412) is connected with the supporting frame (411), and the first driving piece (412) can drive the supporting frame (411) to slide so as to avoid the pipe taking device (200).

5. The bender according to claim 1, wherein:

the tube taking device (200) comprises:

the pipe taking frame (210) is slidably arranged on the machine table (100), and the pipe taking frame (210) is connected with the drive control device (300);

first pipe clamping mechanism (220) is located get pipe support (210), first pipe clamping mechanism (220) are equipped with the confession the first passageway that prefabricated pipe wore to establish, first pipe clamping mechanism (220) can be adjusted the cross-sectional area of first passageway is in order to press from both sides and get prefabricated pipe.

6. The bender according to claim 5, wherein:

still include detection mechanism (230), detection mechanism (230) are located get pipe support (210), detection mechanism (230) are equipped with the confession prefabricated second passageway that the pipe wore to establish, the cross-sectional area of second passageway is greater than the cross-sectional area of prefabricated pipe.

7. The bender according to claim 6, wherein:

the detection mechanism (230) comprises:

the detection piece is arranged on the pipe taking frame (210), and is provided with the second channel;

the circuit module, the circuit module is equipped with two connecting terminal, two connecting terminal respectively with the detection piece with prefabricated pipe electric connection.

8. The bender according to claim 1, wherein:

the pipe bending device (500) comprises:

a bending die (510) arranged on the machine table (100);

the roll-over stand (520) is rotatably arranged on the machine table (100), the roll-over stand (520) is provided with a leaning die (521) and a receiving core rod (522), and the receiving core rod (522) can receive the prefabricated pipe sent by the pipe taking device (200);

the second driving mechanism (530) is arranged on the machine table (100), the second driving mechanism (530) is connected with the turnover frame (520), and the second driving mechanism (530) can drive the turnover frame (520) to turn backwards along the feeding direction, so that the prefabricated pipe on the receiving core rod (522) is bent onto the bending die (510) by turning over the die (521).

9. The bender according to claim 8, wherein:

still include material returned device (600), material returned device (600) are located roll-over stand (520), material returned device (600) can make after the bending prefabricated pipe retreat from roll-over stand (520).

10. The bender according to claim 1, wherein:

still include and cut tub device (800), it locates to cut tub device (800) get tub device (200), it can cut to cut tub device (800) prefabricated pipe.