CN213033344U

CN213033344U - Metal pipe bending device

Info

Publication number: CN213033344U
Application number: CN202021466430.XU
Authority: CN
Inventors: 吴洁
Original assignee: Linhai Jinyuan Handicraft Co Ltd
Current assignee: Linhai Jinyuan Handicraft Co Ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-04-23
Anticipated expiration: 2030-07-23

Abstract

The application relates to a metal pipe bending device which comprises a rack, wherein a first bending disc, a second bending disc and a third bending disc are rotatably connected to the rack, a bending channel is formed among the first bending disc, the second bending disc and the third bending disc, and the bending channel is used for bending a metal pipe; the rack is correspondingly provided with a driving piece for driving the first bending disk, the second bending disk and the third bending disk to rotate, the rotating directions of the first bending disk and the second bending disk are the same, and the rotating direction of the third bending disk is opposite to that of the first bending disk. Through setting up first dish, the second of buckling, the third is buckled the dish and is buckled the passageway, the staff only need with the tubular metal resonator from buckle the passageway one end put into can, need not to press the tubular metal resonator for it is more convenient that the tubular metal resonator is buckled in the operation.

Description

Metal pipe bending device

Technical Field

The application relates to the field of metal tube processing devices, in particular to a metal tube bending device.

Background

In machine manufacturing, metal pipes are widely manufactured, and in many cases, the metal pipes need to be bent, and the metal pipes are generally bent by using a bending device.

For example, a Chinese utility model with a patent publication number of CN203227710U discloses a metal pipe bending device, which comprises a working table, supporting legs and a bending component, wherein the supporting legs are fixed with the working table; the bending assembly comprises ejector rods, pressing plates, pressing rods, supporting frames and ejector blocks, each group of supporting frames is composed of two metal plates which are symmetrically arranged and provided with pin holes, the metal plates are fixed on the working table, the ejector rods are connected with the pin holes of the front supporting frames, the front ends of the pressing plates are connected with the pin holes of the middle supporting frames, the rear ends of the pressing plates are fixedly connected with the pressing rods, and the ejector blocks are arranged between the two metal plates of the middle supporting frames and fixed with the working table.

By adopting the metal pipe bending device, the inventor finds that the metal pipe needs to be placed on the top block, then the pressing rod is pressed downwards to bend the metal pipe, then the metal pipe is taken out, and the next metal pipe is placed to be bent, so that the metal pipe bending device is troublesome and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the trouble problem of operation bending metal tube, this application provides a metal tube bending apparatus.

The application provides a tubular metal resonator bending device adopts following technical scheme:

a metal pipe bending device comprises a rack, wherein a first bending disc, a second bending disc and a third bending disc are connected to the rack in a rotating mode, rotating axes of the first bending disc, the second bending disc and the third bending disc are arranged in parallel, the first bending disc, the second bending disc and the third bending disc are distributed in a triangular mode, a bending channel is formed among the first bending disc, the second bending disc and the third bending disc, and the bending channel is used for bending a metal pipe; the rack is correspondingly provided with a driving piece for driving the first bending disk, the second bending disk and the third bending disk to rotate, the first bending disk and the second bending disk rotate in the same direction, and the third bending disk rotates in the opposite direction to the first bending disk.

By adopting the technical scheme, the bending channel has a certain radian, when the metal pipe is processed, the metal pipe is put into the bending channel from one end of the bending channel, the outer side wall of the metal pipe is abutted against the outer side walls of the first bending disc, the second bending disc and the third bending disc, the metal pipe is driven to move out of the bending channel by the friction between the first bending disk, the second bending disk and the third bending disk and the metal pipe, the bending channel extrudes the metal pipe to bend the metal pipe until the metal pipe is moved out of the bending channel, can accomplish the tubular metal resonator of buckling, the staff only needs to put into the tubular metal resonator from the one end of the passageway of buckling, and first the dish of buckling, second buckle the dish and the third is buckled the dish and is rotated and drive the tubular metal resonator and shift out from buckling in the passageway, and the passageway of buckling extrudees the tubular metal resonator and makes it buckle, need not the staff and presses the tubular metal resonator for it is more convenient to operate the tubular metal resonator of buckling.

Preferably, the first bending disc, the second bending disc and the third bending disc respectively comprise a rotating shaft and rotating discs arranged on the rotating shaft, the rotating shaft is rotatably connected to the rack, and each rotating disc is provided with a mounting hole for the rotating shaft to penetrate through; every all be fixed with the fixed block in the pivot, the fixed block corresponds and is located the carousel is close to one side that corresponds the driving piece, every it is connected with the locating piece still to slide in the pivot, the locating piece is located one side that the fixed block was kept away from to the carousel, still be provided with the retaining member in the pivot, the retaining member is located the locating piece is kept away from one side of carousel, the retaining member is used for supporting tight locating piece.

Through adopting above-mentioned technical scheme, use the damage back when the carousel for a long time, take off changeing epaxial retaining member and locating piece, take off the carousel that damages again, change new carousel, locate the carousel with the locating piece cover and keep away from one side of fixed block, rethread retaining member supports the fixed that the carousel was realized to the locating piece, can accomplish the change of carousel, and pivot reuse has reduced the material waste, has the effect of environmental protection.

Preferably, a threaded section is arranged on the rotating shaft, the locking piece is a nut, and the locking piece is in threaded connection with the corresponding threaded section.

Through adopting above-mentioned technical scheme, can select the carousel of adaptation according to the size of tubular metal resonator, through the screw-thread fit of retaining member and screw thread section, make retaining member support the tight locating piece and keep away from one side of carousel and realize the fixed of carousel, operate the tubular metal resonator of buckling again, improved the suitability of first dish of buckling, second dish of buckling and third dish of buckling.

Preferably, every the carousel is kept away from all seted up the annular on its axis of rotation's the lateral wall, the annular with the coaxial setting of carousel, it is three the annular aligns the setting, and is three the lower extreme inner wall of annular with the up end parallel and level of frame.

Through adopting above-mentioned technical scheme, set up the annular, after the tubular metal resonator got into the passageway of buckling, the annular carried on spacingly to the tubular metal resonator, reduced the tubular metal resonator and removed the condition of deviating from the passageway of buckling at the in-process that the passageway removed of buckling for the tubular metal resonator effect of buckling is better.

Preferably, the frame is further provided with a feeding frame, and the feeding frame is positioned at one end of the bent channel; the feeding frame is close to and has seted up the feed inlet on the terminal surface of passageway of buckling, the feed inlet aims at the passageway setting of buckling.

Through adopting above-mentioned technical scheme, set up the feed inlet, the feed inlet leads the tubular metal resonator when the tubular metal resonator gets into the passageway of buckling, makes the staff can put into the tubular metal resonator more fast and buckles in the passageway, has improved work efficiency.

Preferably, the rack comprises a rack body and an installation seat arranged on the rack body, the first bending disc and a driving piece thereof are arranged on the installation seat, and the second bending disc and the third bending disc are arranged on the rack body; the rack body is provided with a slide rail, the slide rail is arranged in an arc shape, the axis of the slide rail is positioned on one side of the third bending disc, the axis of the slide rail and the rotation axis of the third bending disc are arranged in a staggered manner, the mounting seat is provided with a slide groove matched with the slide rail, and the mounting seat is connected to the rack body in a sliding manner through the matching of the slide rail and the slide groove; and a locking piece for fixing the mounting seat is further arranged on the mounting seat.

Through adopting above-mentioned technical scheme, remove the mount pad, the position change of first dish of buckling, the radian of the passageway of buckling also correspondingly changes, can be according to the needs of the tubular metal resonator angle of buckling, removes the mount pad, removes to the tubular metal resonator angle that comes out from the passageway of buckling and meets the requirements, through locking piece fixed mounting seat, can operate the tubular metal resonator of buckling, has improved the holistic suitability of device.

Preferably, the frame body is further provided with a guide plate, the guide plate is positioned on one side of the fixed block, which is far away from the turntable, a guide hole is formed in the guide plate, and the length direction of the guide hole is arranged along the sliding direction of the mounting seat; the rotating shaft of the first bending disc is provided with a guide block, the guide block is located on one side, away from the rotating disc, of the corresponding fixed block, and the guide block is connected to the guide hole in a sliding mode.

By adopting the technical scheme, the guide plate, the guide hole and the guide block are arranged to guide the rotating shaft of the first bending disc when sliding along with the mounting seat, so that the position of the first bending disc on the frame can be adjusted more conveniently; the support to the rotating shaft of the first bending disc is strengthened, so that the stability of the first bending disc during moving is better.

Preferably, the outer side wall of the guide block is provided with a guide groove, and the guide groove is used for embedding two opposite side walls of the guide hole along the length direction of the guide hole to realize positioning.

Through adopting above-mentioned technical scheme, spacing the guide block on the guiding hole, reduce the condition that the guide block breaks away from the guiding hole, improved the stability that the guide block slided on the guiding hole, reduced the guide block and moved the friction damage that produces the pivot in the pivot for the pivot is more durable.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the first bending disc, the second bending disc, the third bending disc and the bending channel, a worker only needs to put the metal pipe into the bending channel from one end of the bending channel without pressing the metal pipe, so that the metal pipe is more convenient to operate and bend;

the annular groove is arranged to limit the metal pipe, so that the situation of position deviation of the metal pipe is reduced, and the bending effect of the metal pipe is better;

through setting up the feed inlet, lead the tubular metal resonator when the tubular metal resonator gets into the passageway of buckling, improved the work efficiency of the tubular metal resonator of buckling.

Drawings

FIG. 1 is an overall schematic view of the embodiment;

FIG. 2 is an exploded view of a portion of the embodiment, mainly illustrating the structure of the first bending disk;

FIG. 3 is a partial structural view of the embodiment, mainly showing the structure of the bending channel;

FIG. 4 is an overall schematic view of the embodiment, mainly showing the structure of the chute and the locking member;

fig. 5 is a partial structural schematic view of the embodiment, mainly showing the structure of the guide groove.

Description of reference numerals: 1. a frame; 11. a frame body; 12; a mounting seat; 121. a locking member; 2. a first bending disk; 21. a turntable; 211. mounting holes; 212. a ring groove; 22. a rotating shaft; 221. a fixed block; 222. positioning blocks; 223. a threaded segment; 224. a locking member; 3. a drive member; 4. a guide block; 41. a bearing; 42. a guide groove; 5. a second bending disk; 6. a third bending plate; 7. bending the channel; 8. a feeding frame; 81. a feed inlet; 9. a slide rail; 91. a chute; 10. a guide plate; 101. a guide hole; 13. and (7) installing holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses tubular metal resonator bending apparatus. Referring to fig. 1, the rack 1 comprises a rack body 11 and a mounting seat 12, wherein the mounting seat 12 is slidably connected to the rack body 11.

Referring to fig. 1 and 2, a first bending disk 2 and a driving member 3 thereof are disposed on the mounting base 12, and the driving member 3 of the first bending disk 2 is fixed on the mounting base 12, in this embodiment, the driving member 3 of the first bending disk 2 is a motor. The first bending disc 2 comprises a rotary disc 21 and a rotating shaft 22, the rotary disc 21 is a disc, a mounting hole 211 is formed in the rotary disc 21, a ring groove 212 is formed in the outer side wall, away from the center line of the rotary disc 21, and the ring groove 212 and the rotary disc 21 are coaxially arranged.

The rotating shaft 22 of the first bending disc 2 is vertically arranged, and the rotating shaft 22 of the first bending disc 2 upwards penetrates through the frame body 11. The rotating shaft 22 is fixed with a fixed block 221, the fixed block 221 is a disk, and the diameter of the fixed block 221 is smaller than that of the rotating disk 21. The upper end of the rotating shaft 22 penetrates through the mounting hole 211 on the rotating disc 21, so that the rotating disc 21 is positioned above the fixed block 221, and the lower end surface of the rotating disc 21 abuts against the upper end surface of the fixed block 221.

Referring to fig. 1 and 2, the rotating shaft 22 is further connected with a positioning block 222 in a sliding manner, the positioning block 222 is located on one side of the rotating disc 21 away from the fixing block 221, the positioning block 222 is a circular disc, and the diameter of the positioning block 222 is smaller than that of the rotating disc 21. The rotating shaft 22 is further fixed with a threaded section 223, the threaded section 223 is connected with a locking member 224 in a threaded manner, the locking member 224 is a nut, the locking member 224 is located on one side, away from the turntable 21, of the positioning block 222, and the locking member 224 is connected to the rotating shaft 22 in a sliding manner through matching with the threaded section 223 in a threaded manner.

When the rotary table 21 is installed, the locking member 224 is screwed, and one end of the locking member 224 close to the positioning block 222 abuts against the outer side wall of the positioning block 222 far away from the rotary table 21 to fix the rotary table 21.

The lower extreme of the pivot 22 of first dish 2 of buckling rather than the output shaft of driving piece 3, its pivot 22 of driving piece 3 drive of first dish 2 of buckling rotates, and first dish 2 of buckling rotates through driving piece 3 to be connected on mount pad 12, and the axis of rotation of first dish 2 of buckling is vertical setting, and the axis of rotation of first dish 2 of buckling coincides with the axis of carousel 21.

Referring to fig. 2, the rotating shaft 22 of the first bending plate 2 is further connected with a guide block 4 in a sliding manner, the guide block 4 is a circular plate, and a bearing 41 is fixed on an end surface of the guide block 4 contacting with the outer side wall of the rotating shaft 22. The guide block 4 is located the one side that the fixed block 221 kept away from carousel 21 on the first dish 2 of buckling, and the guide block 4 is close to the lower terminal surface setting that the terminal surface of fixed block 221 contradicts the fixed block 221, and guide slot 42 has been seted up on the lateral wall of guide block 4 along the horizontal direction, and guide slot 42 is cyclic annular.

Referring to fig. 1, the frame body 11 is rotatably connected with a second bending disk 5 and a third bending disk 6, the rotation axes of the second bending disk 5 and the third bending disk 6 are parallel to the rotation axis of the first bending disk 2, and the first bending disk 2, the second bending disk 5 and the third bending disk 6 are distributed in a triangular shape. The frame body 11 is correspondingly fixed with a driving part 3 of the second bending disk 5 and a driving part 3 of the third bending disk 6, the driving part 3 of the second bending disk 5 is located below the second bending disk 5, and the driving part 3 of the third bending disk 6 is located below the third bending disk 6.

Mounting hole 13 has been seted up to the up end of support body 11, and first dish 2, the second of buckling is buckled 5 and the third dish 6 of buckling and is all located mounting hole 13.

Except for the guide block 4, the second bending disk 5 and the third bending disk 6 have the same structure as the first bending disk 2, and each of them includes a rotating shaft 22, a rotating disk 21, a fixing block 221, a positioning block 222 and a locking member 224.

The lower extreme of the pivot 22 of second buckling disc 5 and the output shaft of the driving piece 3 of second buckling disc 5, the lower extreme of the pivot 22 of third buckling disc 6 and the output shaft of the driving piece 3 of third buckling disc 6, second buckling disc 5 and third buckling disc 6 all rotate and connect on support body 11. The driving piece 3 of the second bending disk 5 drives the second bending disk 5 to rotate in the same direction as the first bending disk 2, the driving piece 3 of the third bending disk 6 drives the third bending disk 6 to rotate, and the rotating direction of the third bending disk 6 is opposite to that of the first bending disk 2.

The annular grooves 212 of the three rotating discs 21 on the first bending disc 2, the second bending disc 5 and the third bending disc 6 are all aligned along the horizontal direction, and the inner walls of the lower ends of the three annular grooves 212 are all arranged in parallel with the upper end face of the frame body 11.

The screwing direction of the thread section 223 on the three rotating shafts 22 on the first bending disk 2, the second bending disk 5 and the third bending disk 6 is opposite to the rotating direction of the corresponding bending disk, and in practical use, when the first bending disk 2, the second bending disk 5 and the third bending disk 6 rotate, the screwing of the locking piece 224 on the corresponding rotating shaft 22 is tighter.

Referring to fig. 3, a bending channel 7 is formed by splicing the first bending disk 2, the second bending disk 5 and the third bending disk 6, and when the metal pipe enters the bending channel 7, the bending channel 7 is used for bending the metal pipe.

Referring to fig. 3 and 4, a feeding frame 8 is further fixed on the upper end surface of the frame body 11, the feeding frame 8 is located at one end of the bending channel 7, and the feeding frame 8 is located outside the mounting hole 13. The end face, close to the bending channel 7, of the feeding frame 8 is provided with a feeding hole 81, the feeding hole 81 penetrates through two opposite sides of the feeding frame 8, and the feeding hole 81 is aligned with the bending channel 7.

Referring to fig. 4, a slide rail 9 is fixed on the frame body 11, the slide rail 9 is located on one side of the fixed block 221 away from the corresponding rotating disc 21, the slide rail 9 is arranged in an arc shape, an axial lead of the slide rail 9 is located on one side of the third bending disc 6, and the axial lead of the slide rail 9 and a rotation axis of the third bending disc 6 are arranged in a staggered manner. Offer on mount pad 12 with slide rail 9 complex spout 91, spout 91 runs through mount pad 12 setting along its length direction's both ends, and mount pad 12 slides through the cooperation of spout 91 and slide rail 9 and connects on support body 11.

The mounting base 12 is further connected with a locking member 121 through a screw thread, in this embodiment, the locking member 121 is a lock nut, the position of the locking member 121 corresponds to the sliding groove 91, and the locking member 121 is located on one side of the sliding groove 91 along the length direction thereof. After the mounting seat 12 moves to the corresponding position, the locking member 121 is screwed, and one end of the locking member 121 close to the sliding groove 91 extends into the sliding groove 91 and abuts against the side wall of the sliding rail 9 close to the locking member 121 to fix the mounting seat 12.

Referring to fig. 1 and 5, a guide plate 10 is further fixed on the frame body 11, the guide plate 10 is horizontally disposed, the guide plate 10 is located on a side of the corresponding fixing block 221 away from the corresponding rotating disc 21, and the guide plate 10 is located on a side of the mounting seat 12 close to the fixing block 221 of the first bending disc 2. The guide plate 10 is located the mounting hole 13, the guide plate 10 is close to the lower terminal surface that the terminal surface that corresponds fixed plate 221 contradicts fixed plate 221 and sets up, has seted up guiding hole 101 on the guide plate 10, and guiding hole 101 is located the mounting hole 13, and the length direction of guiding hole 101 sets up along the direction of sliding of mount pad 12.

The two opposite side walls of the guide hole 101 along the length direction are correspondingly embedded into the guide grooves 42 to realize positioning, and the guide block 4 is connected to the guide hole 101 in a sliding manner through the matching of the guide grooves 42 and the guide hole 101.

The implementation principle of the metal pipe bending device in the embodiment of the application is as follows:

when processing the tubular metal resonator, control driving piece 3 drive first dish 2, the second dish 5 and the third dish 6 of buckling and rotate, put into the tubular metal resonator through feed inlet 81 from the one end of buckling passageway 7, the bottom of the tank of annular 212 on the first dish 2, the second dish 5 and the third dish 6 of buckling is contradicted to the lateral wall of tubular metal resonator, and the annular 212 on first dish 2, the second dish 5 and the third dish 6 of buckling is spacing to the tubular metal resonator.

The metal pipe is driven to move out of the bending channel 7 through friction between the first bending disk 2, the second bending disk 5, the third bending disk 6 and the metal pipe, the metal pipe is extruded by the bending channel 7 to be bent in the moving process, and the metal pipe is moved out of the bending channel 7 until the metal pipe is bent. The staff only need with the tubular metal resonator from the one end of the passageway of buckling put into can for it is more convenient to operate the tubular metal resonator of buckling.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A metal pipe bending device is characterized in that: the metal pipe bending machine comprises a rack (1), wherein a first bending disc (2), a second bending disc (5) and a third bending disc (6) are rotatably connected to the rack (1), the rotating axes of the first bending disc (2), the second bending disc (5) and the third bending disc (6) are arranged in parallel, the first bending disc (2), the second bending disc (5) and the third bending disc (6) are distributed in a triangular shape, a bending channel (7) is formed among the first bending disc (2), the second bending disc (5) and the third bending disc (6), and the bending channel (7) is used for bending a metal pipe;

the rack (1) is correspondingly provided with a driving piece (3) for driving the first bending disc (2), the second bending disc (5) and the third bending disc (6) to rotate, the first bending disc (2) and the second bending disc (5) rotate in the same direction, and the third bending disc (6) rotate in the opposite direction to the first bending disc (2).

2. A metal tube bending apparatus according to claim 1, wherein: the first bending disc (2), the second bending disc (5) and the third bending disc (6) respectively comprise a rotating shaft (22) and rotating discs (21) arranged on the rotating shaft (22), the rotating shaft (22) is rotatably connected to the rack (1), and each rotating disc (21) is provided with a mounting hole (211) for the rotating shaft (22) to penetrate through;

every all be fixed with fixed block (221) on pivot (22), fixed block (221) correspond to be located carousel (21) is close to the one side that corresponds driving piece (3), every it is connected with locating piece (222) still to slide in pivot (22), locating piece (222) are located one side that fixed block (221) were kept away from in carousel (21), still be provided with retaining member (224) on pivot (22), retaining member (224) are located locating piece (222) are kept away from one side of carousel (21), retaining member (224) are used for supporting tight locating piece (222).

3. A metal tube bending apparatus according to claim 2, wherein: be provided with screw thread section (223) on pivot (22), retaining member (224) are the nut, retaining member (224) with correspond screw thread section (223) threaded connection.

4. A metal tube bending apparatus according to claim 2, wherein: every annular (212) have all been seted up on carousel (21) keep away from its axis of rotation's the lateral wall, annular (212) with carousel (21) coaxial setting, it is three annular (212) align to set up, and three the lower extreme inner wall of annular (212) with the up end parallel and level of frame (1).

5. A metal tube bending apparatus according to claim 1, wherein: the frame (1) is also provided with a feeding frame (8), and the feeding frame (8) is positioned at one end of the bent channel (7);

the feeding frame (8) is close to the end face of the bending channel (7), a feeding hole (81) is formed in the end face of the bending channel (7), and the feeding hole (81) is aligned with the bending channel (7).

6. A metal tube bending apparatus according to claim 2, wherein: the rack (1) comprises a rack body (11) and a mounting seat (12) arranged on the rack body (11), the first bending disc (2) and a driving piece (3) thereof are arranged on the mounting seat (12), and the second bending disc (5) and the third bending disc (6) are arranged on the rack body (11);

the rack body (11) is provided with a sliding rail (9), the sliding rail (9) is arranged in an arc shape, the axis of the sliding rail (9) is located on one side of the third bending disc (6), the axis of the sliding rail (9) and the rotation axis of the third bending disc (6) are arranged in a staggered mode, the mounting seat (12) is provided with a sliding groove (91) matched with the sliding rail (9), and the mounting seat (12) is connected to the rack body (11) in a sliding mode through the matching of the sliding rail (9) and the sliding groove (91);

the mounting seat (12) is also provided with a locking piece (121) used for fixing the mounting seat (12).

7. A metal tube bending apparatus according to claim 6, wherein: the rack body (11) is further provided with a guide plate (10), the guide plate (10) is located on one side, away from the rotary table (21), of the fixed block (221), a guide hole (101) is formed in the guide plate (10), and the length direction of the guide hole (101) is arranged along the sliding direction of the mounting seat (12);

be provided with guide block (4) on pivot (22) of first dish (2) of buckling, guide block (4) are located and correspond fixed block (221) are kept away from one side of carousel (21), guide block (4) slide connect in on guiding hole (101).

8. A metal tube bending apparatus according to claim 7, wherein: the outer side wall of the guide block (4) is provided with a guide groove (42), and the guide groove (42) is used for embedding two opposite side walls of the guide hole (101) along the length direction to realize positioning.