CN210588447U

CN210588447U - Loading attachment and applied this loading attachment's beveler

Info

Publication number: CN210588447U
Application number: CN201921134196.8U
Authority: CN
Inventors: 蔡操
Original assignee: Guangdong Jiexin Products Technology Co Ltd
Current assignee: Guangdong Jiexin Products Technology Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-05-22
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a loading attachment and applied this loading attachment's beveler. This loading attachment, which comprises a frame, the pipe cutting machine of setting in the frame, be provided with first feeding platform in the frame, be provided with the guide arm that sets up along left right direction on the first feeding platform, the side of guide arm is provided with the guide rail, guide rail parallel guide arm, be provided with slider on the guide rail, sliding connection has the material loading ejector pad on the guide arm, material loading ejector pad fixed connection slider, the left end of guide arm is provided with work piece holder, form in the work piece holder and press from both sides tight passageway, the pipe cutting machine sets up in pressing from both sides tight passageway side, be provided with the telescoping device in the frame, the expansion end of telescoping device sets up along left right direction, be provided with first transportation area in the frame, first transportation area sets up under the telescoping device, the upper reaches end connection of first transportation area presss from both sides tight passageway, the low reaches end. The utility model provides a tradition adopt the staff to feed the inefficiency problem of going the overlap process to the nozzle stub that obtains behind the bisection long tube.

Description

Loading attachment and applied this loading attachment's beveler

Technical Field

The utility model relates to a machining field, especially a loading attachment and applied this loading attachment's beveler.

Background

Pipelines are widely applied to various fields, and a long pipeline needs to be cut into a plurality of sections, and then two ports of the pipeline of each section need to be chamfered, so that flash at two ends of one pipe is removed. However, after a pipeline is cut by the traditional method, the pipeline is generally carried to another process by hands, meanwhile, a single long pipe is cut into a plurality of short pipes by hands, the length of each short pipe which is cut is difficult to guarantee to be the same, the process of cutting the pipeline and removing the flashes of the pipeline by the hands needs manpower, and the process of removing the flashes by the hands is low in efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the problem of the traditional adoption hand is to the short pipe material loading that obtains after cutting the long tube to remove the overlap process inefficiency is solved.

The utility model provides a solution of its technical problem is:

a feeding device comprises a rack and a pipe cutting machine arranged on the rack, wherein a first feeding platform is arranged on the rack, a guide rod arranged in the left-right direction is arranged on the first feeding platform, a guide rail is arranged beside the guide rod and is parallel to the guide rod, a sliding device is arranged on the guide rail and reciprocates on the guide rail, a feeding push block is connected to the guide rod in a sliding manner and is fixedly connected with the sliding device, a workpiece clamp is arranged at the left end of the guide rod, a clamping channel is formed in the workpiece clamp, the pipe cutting machine is arranged beside the clamping channel, a cutter of the pipe cutting machine is arranged at one end, close to the guide rod, of the clamping channel, the clamping channel is arranged in the guide rod direction, a telescopic device is arranged on the rack, and the movable end of the telescopic device is arranged in the left-right direction, the movable end of the telescopic device is right opposite to the clamping channel, a workpiece axial positioning space is formed between the telescopic device and the feeding push block, a first conveying belt is arranged on the rack, a conveying plane of the first conveying belt is arranged below the left side of the first feeding platform, the first conveying belt is arranged under the telescopic device, the upstream end of the first conveying belt is connected with the clamping channel, and the downstream end of the first conveying belt is connected with a feeding structure.

As a further improvement of the above technical solution, a plurality of separating assemblies are arranged on the first conveying belt, the plurality of separating assemblies are sequentially arranged along a conveying direction of the first conveying belt, each separating assembly includes a first baffle plate and a second baffle plate, the first baffle plate is perpendicular to a surface of the first conveying belt, the second baffle plate is perpendicular to a surface of the first conveying belt, a distance is provided between the first baffle plate and the second baffle plate, and a workpiece placing space is formed between the first baffle plate and the second baffle plate.

As a further improvement of the above technical solution, the feeding structure includes a sliding track and a support platform, the support platform is provided with a plurality of steps connected upwards in sequence to form a step shape, a side of each step far from the sliding track is higher than a side close to the sliding track, adjacent steps are connected by a connecting plate arranged along a vertical direction, one end of the sliding track is connected with the first conveying belt, the other end of the sliding track is connected with an upper surface of the shortest step, one end of the sliding track close to the first conveying belt is higher than an end of the sliding track far from the first conveying belt, top surfaces of all the steps except for the top surface of the highest step are provided with openings, the support platform is provided with a jacking cylinder, and each opening is provided with a jacking plate, the jacking plate covers the opening, the jacking cylinder drives and connects all the jacking plates, the jacking cylinder drives the jacking plate to reciprocate up and down, when the jacking cylinder drives the jacking plate to move downwards to the stroke end, the top surface of the jacking plate is flush with the top surface of the step, and when the jacking cylinder drives the jacking plate to move upwards to the stroke end, each jacking plate is in butt joint with the upper surface of an adjacent step.

As a further improvement of the above technical solution, a slide is disposed between the first conveyor belt and the clamping channel, the conveying direction of the first conveyor belt is perpendicular to the length direction of the guide rod, the slide is disposed in an inclined manner, the higher end of the slide is in butt joint with the clamping channel, and the lower end of the slide is in butt joint with the side edge of the clamping channel, which is close to the upper surface of the first conveyor belt.

As a further improvement of the technical scheme, the workpiece clamp comprises a support frame and a three-jaw chuck, the three-jaw chuck is arranged in the support frame and fixedly connected with the inner wall of the support frame, and clamping channels are formed among clamping jaws of the three-jaw chuck.

As a further improvement of the above technical scheme, the telescoping device includes link, electronic lead screw, second cylinder, butt piece, link fixed connection the frame, electronic lead screw is fixed to be set up on the link, electronic lead screw's expansion end is followed guide arm direction reciprocating motion, electronic lead screw's expansion end is fixed to be set up the second cylinder, second cylinder drive is connected the butt piece, the second cylinder drives the butt piece is followed the length direction reciprocating motion of guide arm, the butt piece is just right press from both sides tight passageway setting, the butt piece with form between the material loading ejector pad work piece axial positioning space.

As a further improvement of the above technical scheme, the sliding device comprises a first electric push rod arranged on the rack and a sliding block arranged on the guide rail, the sliding block is fixedly connected with the feeding push block, the sliding block is connected with the guide rail in a sliding manner, the first electric push rod is connected with the sliding block in a driving manner, and the first electric push rod drives the sliding block to slide left and right on the guide rail.

The utility model also provides a chamfering machine, including the chamfering machine main part, still include a loading attachment, the upper surface of a highest step is provided with the slide, the highest one is connected to the one end of slide the upper surface of step is kept away from the side of step, the other end of slide is connected the feed inlet of chamfering machine main part.

As a further improvement of the above technical solution, the chamfering machine main body is provided with a plurality of belts, a second conveying belt is arranged between the support stand and the first conveying belt, the second conveying belt is arranged on the frame, the second conveying belt is perpendicular to the conveying direction of the first conveying belt, the second conveying belt is arranged along the left-right direction, one side of the second conveying belt is in butt joint with the downstream end of the conveying direction of the first conveying belt, a plurality of second electric push rods are arranged beside the second conveying belt, the movable ends of the second electric push rods are arranged above the second conveying belt, each second electric push rod is connected with the frame, the second electric push rods are arranged in one-to-one correspondence with the chamfering machine main body, and the second electric push rods are opposite to the sliding rail.

As a further improvement of the above technical solution, a plurality of third cylinders are arranged on the frame, the plurality of third cylinders are arranged beside the second conveying belt, a plurality of spacers are arranged on the second conveying belt, the spacers and the second electric push rods are arranged in a one-to-one correspondence manner, the spacers are arranged on the right side of the second electric push rods, the spacers are arranged above the second conveying belt, and the third cylinders are in driving connection with the spacers to move up and down.

The utility model has the advantages that: the pipe cutting machine is used for cutting a long pipe, when in use, the long pipe to be processed is directly sleeved on a guide rod, a sliding device drives a feeding push block to slide, so that the feeding push block drives the long pipe to be processed to move towards a clamping channel, one end of the long pipe to be processed extends into the clamping channel and penetrates out of the clamping channel, at the moment, a telescopic device supports the end part of the long pipe, which penetrates out of the clamping channel, the telescopic device and the feeding push block carry out axial positioning on the long pipe to be processed, a workpiece clamp carries out radial positioning on the long pipe to be processed, then the pipe cutting machine is used for cutting the long pipe into a section of short pipe, the length of the axial positioning space of the workpiece is increased through the telescopic device, so that the section of the short pipe to be cut out is released, a transportation plane of a first transportation belt is arranged at the left lower side of a first feeding platform, and the section of the short pipe is released into, the first conveying belt conveys the short pipes into the feeding structure; and then, realize cutting into the nozzle stub to the branch of long tube, simultaneously, utilize first conveyer belt and feed structure to realize transport and the material loading to the nozzle stub.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of a first conveyor belt structure of the present invention;

fig. 3 is a schematic side view of the first feeding platform and the first conveyor belt of the present invention.

FIG. 4 is a schematic view of the workpiece holder of the present invention;

fig. 5 is a schematic view of the support stand, the step and the slide of the present invention.

In the drawings: 1-a rack, 2-a first feeding platform, 3-a guide rod, 4-a guide rail, 5-a feeding push block, 6-a first electric push rod, 7-a support frame, 8-a pipe cutting machine, 9-a first conveying belt, 10-a first baffle, 11-a second baffle, 12-a sliding track, 13-a support table, 14-a step, 15-a connecting plate, 16-a second electric push rod, 17-a jacking plate, 18-a jacking cylinder, 19-a slideway, 20-a three-jaw chuck, 21-a connecting frame, 22-an electric screw rod, 23-a second cylinder, 24-a butting block, 25-a sliding block, 26-a chamfering machine main body, 27-a slide, 28-a second conveying belt, 29-a third cylinder and 30-a spacer block, 31-limiting plate, 32-notch.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 to 5, a feeding device comprises a frame 1 and a pipe cutting machine 8 arranged on the frame 1, wherein a first feeding platform 2 is arranged on the frame 1, a guide rod 3 arranged along the left-right direction is arranged on the first feeding platform 2, a guide rail 4 is arranged beside the guide rod 3, the guide rail 4 is parallel to the guide rod 3, a sliding device is arranged on the guide rail 4 and reciprocates on the guide rail 4, a feeding push block 5 is connected on the guide rod 3 in a sliding manner, the feeding push block 5 is fixedly connected with the sliding device, a workpiece clamp is arranged at the left end of the guide rod 3, a clamping channel is formed in the workpiece clamp, the pipe cutting machine 8 is arranged beside the clamping channel, a cutter of the pipe cutting machine 8 is arranged at one end of the clamping channel close to the guide rod 3, and the clamping channel is arranged along the direction of the guide rod 3, the automatic feeding device is characterized in that a telescopic device is arranged on the frame 1, the movable end of the telescopic device is arranged along the left-right direction, the movable end of the telescopic device is right opposite to the clamping channel, a workpiece axial positioning space is formed between the telescopic device and the feeding push block 5, a first conveying belt 9 is arranged on the frame 1, the conveying plane of the first conveying belt 9 is arranged below the left side of the first feeding platform 2, the first conveying belt 9 is arranged under the telescopic device, the upstream end of the first conveying belt 9 is connected with the clamping channel, and the downstream end of the first conveying belt 9 is connected with a feeding structure.

In this embodiment, the pipe cutting machine 8 is used for cutting a long pipe, when in use, the long pipe to be processed is directly sleeved on the guide rod 3, the sliding device drives the feeding push block 5 to slide, so that the feeding push block 5 drives the long pipe to be processed to move towards the direction of the clamping channel, one end of the long pipe to be processed extends into the clamping channel and penetrates out of the clamping channel, at this time, the expansion device supports against the end part of the long pipe penetrating out of the clamping channel, the expansion device and the feeding push block 5 axially position the long pipe to be processed, the workpiece fixture radially positions the long pipe to be processed, then the pipe cutting machine 8 is used for cutting the long pipe to form a short pipe section, the expansion device retracts, the length of the axial positioning space of the workpiece is increased, so that the short pipe to be cut is released, the transportation plane of the first transportation belt 9 is arranged at the left lower part of the first feeding platform 2, whereby the length of pipe stub is released into the first conveyor belt 9, the first conveyor belt 9 transporting the pipe stub into the loading configuration; furthermore, the long pipe is cut into the short pipes, and meanwhile, the first conveying belt 9 and the feeding structure are used for conveying and feeding the short pipes.

Further as a preferred embodiment, a plurality of partition assemblies are arranged on the first conveying belt 9, the plurality of partition assemblies are sequentially arranged along the conveying direction of the first conveying belt 9, each partition assembly includes a first baffle 10 and a second baffle 11, the first baffle 10 is perpendicular to the surface of the first conveying belt 9, the second baffle 11 is perpendicular to the surface of the first conveying belt 9, a distance is provided between the first baffle 10 and the second baffle 11, and a workpiece placing space is formed between the first baffle 10 and the second baffle 11. This simple structure, it is convenient to set up, through this first baffle 10, the space is placed to the work piece that sets up and form of second baffle 11, thereby, can effectually fix a position the nozzle stub of cutting out and place, through setting up the partition subassembly of a plurality of, thereby can effectual realization fix a position the nozzle stub of cutting out to a plurality of and place, when using, the transport speed of first transport area 9 can be controlled to technical staff in the field, thereby control the speed of material loading, thereby the production beat of each process is coordinated, the direction of transportation of the first transport area 9 of axis direction perpendicular of nozzle stub when using.

As a further preferable embodiment, the feeding structure includes a sliding rail 12 and a support table 13, the support table 13 is provided with a plurality of steps 14 connected upward in sequence to form a step shape, a height of one side of each step 14 far from the sliding rail 12 is higher than a height of one side close to the sliding rail 12, adjacent steps 14 are connected by a connecting plate 15 arranged along a vertical direction, one end of the sliding rail 12 is connected with the first conveying belt 9, the other end of the sliding rail 12 is connected with an upper surface of the step 14 which is the shortest, a height of one end of the sliding rail 12 close to the first conveying belt 9 is higher than an end of the sliding rail 12 far from the first conveying belt 9, top surfaces of all the steps 14 except for the top surface of the step 14 which is the longest are provided with openings, the support table 13 is provided with a jacking cylinder 18, each the opening is provided with jacking board 17, jacking board 17 covers the opening, jacking cylinder 18 drive connection is all jacking board 17, jacking cylinder 18 drives jacking board 17 up-and-down reciprocating motion, works as jacking cylinder 18 drives jacking board 17 downstream to the stroke end, jacking board 17's top surface with the top surface parallel and level of step 14, works as jacking cylinder 18 drives jacking board 17 upward when moving to the stroke end, and each jacking board 17 docks the upper surface of an adjacent step 14. This simple structure, it is convenient to set up, the setting of this echelonment, thereby make the nozzle stub that comes in the transportation of first transport belt 9, can unify earlier and concentrate on one step 14 of minimum, through setting up a plurality of step 14, jacking board 17, jacking cylinder 18, the setting of connecting plate 15, when using, can control jacking cylinder 18 and drive connecting plate 15 and rise and make the nozzle stub to the step 14 of higher one-level, the different jacking board 17 of field technician accessible change, thereby the width of accuse jacking board 17, make only promote single nozzle stub when lifting at every turn.

Further as a preferred embodiment, a slide 19 is disposed between the first conveyor belt 9 and the clamping channel, the conveying direction of the first conveyor belt 9 is perpendicular to the length direction of the guide rod 3, the slide 19 is disposed in an inclined manner, the higher end of the slide 19 is abutted to the clamping channel, and the lower end of the slide 19 is abutted to the side edge of the upper surface of the first conveyor belt 9, which is close to the clamping channel. This 9 direction of transportation of first transportation area perpendicular to guide arm 3's length direction, first transportation extends the setting along the fore-and-aft direction promptly, and this simple structure, setting are convenient, and through the setting of this slide 19, the upper surface of first transportation area 9 is taken through this slide 19 landing to the nozzle stub, and when the nozzle stub landing was taken 9 to first transportation, the axis direction and the 9 direction of transportation mutually perpendicular of first transportation area to the nozzle stub.

Further as preferred embodiment, work holder includes support frame 7, three-jaw chuck 20 set up in on the support frame 7, support frame 7 is ring shape, the annular axis of circle is followed the direction of guide arm 3, the annular downside fixed connection of circle frame 1, three-jaw chuck 20 fixed connection the inner wall of support frame 7, form between each jack catch of three-jaw chuck 20 press from both sides tight passageway. This simple structure, setting are convenient, and this support frame 7 is ring shape setting to can be effectual carry out radially spacingly to the work piece that penetrates in the ring shape, through this three-jaw chuck 20's setting, thereby can press from both sides tightly the work piece that penetrates in the ring shape.

Further as preferred embodiment, the telescoping device includes link 21, electronic lead screw 22, second cylinder 23, butt piece 24, link 21 fixed connection frame 1, electronic lead screw 22 is fixed to be set up on the link 21, electronic lead screw 22's expansion end is followed 3 direction reciprocating motion of guide arm, electronic lead screw 22's expansion end is fixed to be set up second cylinder 23, second cylinder 23 drive connection butt piece 24, second cylinder 23 drives butt piece 24 is followed the length direction reciprocating motion of guide arm 3, butt piece 24 is just right press from both sides tight passageway setting, butt piece 24 with form between the material loading ejector pad 5 work piece axial positioning space. This simple structure, it is convenient to set up, link 21 is used for fixed connection frame 1, drive the motion of second cylinder 23 through electronic lead screw 22, thereby can more effectual adaptation divide the specification of the nozzle stub of different length to the long tube, when needing to cut different length specifications promptly, can adjust electronic lead screw 22, adjust the position of second cylinder 23, through this butt piece 24, the setting of second cylinder 23, thereby the more effectual length clamp of treating processing is pressed from both sides tightly and is supported, combine the setting of material loading ejector pad 5 and realize treating the axial positioning of the long tube of processing, when using, indentation through control second cylinder 23, thereby the nozzle stub of cutting out on the long tube is released.

Further as a preferred embodiment, the sliding device comprises a first electric push rod 6 arranged on the rack 1 and a sliding block 25 arranged on the guide rail 4, the sliding block 25 is fixedly connected with the feeding push block 5, the sliding block 25 is slidably connected with the guide rail 4, the first electric push rod 6 is in driving connection with the sliding block 25, and the first electric push rod 6 drives the sliding block 25 to slide left and right on the guide rail 4. This simple structure, it is convenient to set up, and first electric putter 6 can drive sliding block 25 reciprocating sliding on guide rail 4 to, when the in-service use, the steerable electric putter's of contradicting motion of technical staff in the field to control sliding block 25's motion, and this sliding block 25 is fixed connection material push block 5, and then can be convenient the realization treat the long tube of processing carry out the operation of feeding toward the work piece holder direction.

The utility model also provides a chamfering machine, including chamfering machine main part 26, still include a loading attachment, the upper surface of a highest step 14 is provided with slide 27, the highest one is connected to slide 27's one end the upper surface of step 14 is kept away from step 14's side, slide 27's the other end is connected chamfering machine main part 26's feed inlet. The structure is simple, the arrangement is convenient, and the short pipe transmitted from the step 14 can be more conveniently and conveniently conveyed to the feed inlet of the chamfering machine through the slide 27. In the present embodiment, the height of the end of the slide 27 that connects the step 14 is higher than the height of the feed port that connects the chamfering machine.

Further, as a preferred embodiment, the chamfering machine main body 26 is provided with a plurality of, a second conveyor belt 28 is provided between the rack table 13 and the first conveyor belt 9, the second conveyer belt 28 is arranged on the frame 1, the second conveyer belt 28 is perpendicular to the conveying direction of the first conveyer belt 9, the second conveyer belt 28 is arranged along the left-right direction, one side edge of the second conveyer belt 28 is butted with the downstream end of the first conveyer belt 9 in the conveying direction, a plurality of second electric push rods 16 are arranged beside the second conveyer belt 28, the movable end of each second electric push rod 16 is arranged above the second conveyer belt 28, each second electric push rod 16 is connected with the frame 1, the second electric push rods 16 are arranged in one-to-one correspondence with the chamfering machine main body 26, and the second electric push rods 16 are opposite to the sliding rail 12. This simple structure, it is convenient to set up, setting through this second transportation area 28, thereby can be more convenient the axis that makes a plurality of nozzle stubs sets up along the direction of second transportation area 28, and then make a plurality of nozzle stubs arrange along the direction of transportation of second transportation area 28, thereby setting through second electric putter 16, can be convenient promote the nozzle stub on the track 12 that slides, thereby pass through the track 12 that slides and transmit the work piece to step 14, and then on the step 14 transmission through the primary grade and transmit slide 27, and then realize carrying out the material loading to the feed inlet of beveler main part 26, this slide 27, second electric putter 16, set up with beveler main part 26 one-to-one, and beveler main part 26 sets up a plurality of, thereby can effectual improvement production efficiency.

Further as a preferred embodiment, a plurality of third air cylinders 29 are arranged on the frame 1, the plurality of third air cylinders 29 are arranged beside the second conveying belt 28, a plurality of spacers 30 are arranged on the second conveying belt 28, the spacers 30 are arranged in one-to-one correspondence with the second electric push rods 16, the spacers 30 are arranged on the right side of the second electric push rods 16, the spacers 30 are arranged above the second conveying belt 28, and the third air cylinders 29 are connected with the spacers 30 in a driving manner to move up and down. This simple structure, setting are convenient, through the setting of this third cylinder 29, control spacer 30 that can be convenient moves from top to bottom to can be convenient carry out the separation to the nozzle stub on the second transportation area 28, and then the promotion nozzle stub that second electric putter 16 can prepare more to the feed inlet of beveler main part 26.

When the device is used, a limiting plate 31 can be placed on one side of the first conveying belt 9 far away from the clamping channel according to actual needs by a person skilled in the art, so that the cut short pipe is prevented from being separated from the first conveying belt 9, and similarly, the height of the first conveying belt 9 is higher than that of the second conveying belt 28, so that the person skilled in the art can place the limiting plate 31 on both sides of the second conveying belt 28, and the situation that the short pipe rolls to be separated from the second conveying belt 28 when the short pipe slides to the second conveying belt 28 or in the conveying process of the second conveying belt 28 is avoided. When in use, the limiting plates 31 arranged at the two sides of the second conveyer belt 28 can be provided with notches 32 for loading and unloading by a person skilled in the art, so that the short pipes can be smoothly transported.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. The utility model provides a loading attachment, includes frame (1), pipe cutting machine (8) of setting on frame (1), its characterized in that: the automatic pipe cutting machine is characterized in that a first feeding platform (2) is arranged on the rack (1), a guide rod (3) arranged along the left-right direction is arranged on the first feeding platform (2), a guide rail (4) is arranged beside the guide rod (3), the guide rail (4) is parallel to the guide rod (3), a sliding device is arranged on the guide rail (4), the sliding device reciprocates on the guide rail (4), a feeding push block (5) is connected on the guide rod (3) in a sliding manner, the feeding push block (5) is fixedly connected with the sliding device, a workpiece clamp is arranged at the left end of the guide rod (3), a clamping channel is formed in the workpiece clamp, a pipe cutting machine (8) is arranged beside the clamping channel, a cutter of the pipe cutting machine (8) is arranged at one end of the clamping channel close to the guide rod (3), the clamping channel is arranged along the direction of the guide rod (3), be provided with the telescoping device on frame (1), the expansion end of telescoping device sets up along left right direction, the expansion end of telescoping device is just right press from both sides tight passageway, the telescoping device with form work piece axial positioning space between material loading ejector pad (5), be provided with first transportation area (9) on frame (1), the transportation plane of first transportation area (9) set up in the left side below of first feeding platform (2), first transportation area (9) set up in under the telescoping device, the upper reaches end of first transportation area (9) is connected press from both sides tight passageway, the lower reaches end of first transportation area (9) is connected with the material loading structure.

2. A loading device according to claim 1, characterised in that: be provided with a plurality of on first conveyer belt (9) and separate the subassembly, a plurality of is separated the subassembly and is set gradually along the direction of transportation of first conveyer belt (9), each it includes first baffle (10), second baffle (11) to separate the subassembly, first baffle (10) are perpendicular the surface of first conveyer belt (9), second baffle (11) are perpendicular the surface of first conveyer belt (9), first baffle (10) with distance has between second baffle (11), first baffle (10) with form the work piece between second baffle (11) and place the space.

3. A loading device according to claim 1, characterised in that: the feeding structure comprises a sliding track (12) and a support platform (13), wherein a plurality of steps (14) which are sequentially connected upwards are arranged on the support platform (13) to form a step shape, the height of one side edge, far away from the sliding track (12), of each step (14) is higher than that of one side edge, close to the sliding track (12), of each step (14), adjacent steps (14) are connected through a connecting plate (15) which is arranged in the vertical direction, one end of the sliding track (12) is connected with a first conveying belt (9), the other end of the sliding track (12) is connected with the upper surface of the step (14) which is the shortest, the height of one end, close to the first conveying belt (9), of the sliding track (12) is higher than the end part, far away from the first conveying belt (9), of the sliding track (12), openings are formed in the top surfaces of all the steps (14) except the top surface of the step (14) which is the longest, the lifting device is characterized in that a jacking cylinder (18) is arranged on the support table (13), each opening is provided with a jacking plate (17), the jacking plate (17) covers the opening, the jacking cylinder (18) is in driving connection with all the jacking plates (17), the jacking cylinder (18) drives the jacking plates (17) to reciprocate up and down, when the jacking cylinder (18) drives the jacking plates (17) to move downwards to the tail end of the stroke, the top surfaces of the jacking plates (17) are flush with the top surfaces of the steps (14), and when the jacking cylinder (18) drives the jacking plates (17) to move upwards to the tail end of the stroke, each jacking plate (17) is in butt joint with the upper surface of one adjacent step (14).

4. A loading device according to claim 1, characterised in that: first transportation area (9) with be provided with slide (19) between the tight passageway of clamp, the direction of transportation perpendicular to of first transportation area (9) the length direction of guide arm (3), slide (19) slope sets up, the higher one end butt joint of height of slide (19) press from both sides tight passageway, the lower one end butt joint of height of slide (19) first transportation area (9) upper surface is close to press from both sides the side of tight passageway.

5. A loading device according to claim 1, characterised in that: the workpiece fixture comprises a support frame (7) and a three-jaw chuck (20), wherein the three-jaw chuck (20) is arranged in the support frame (7), the three-jaw chuck (20) forms a fixed connection with the inner wall of the support frame (7), and clamping channels are formed between clamping jaws of the three-jaw chuck (20).

6. A loading device according to claim 1, characterised in that: the telescoping device includes link (21), electric lead screw (22), second cylinder (23), butt piece (24), link (21) fixed connection frame (1), electric lead screw (22) are fixed to be set up on link (21), the expansion end of electric lead screw (22) is followed guide arm (3) direction reciprocating motion, the expansion end of electric lead screw (22) is fixed to be set up second cylinder (23), second cylinder (23) drive is connected butt piece (24), second cylinder (23) drive butt piece (24) are followed butt piece (24) the length direction reciprocating motion of guide arm (3), butt piece (24) are just right press from both sides tight passageway setting, butt piece (24) with form between material loading kicking block (5) work piece axial positioning space.

7. A loading device according to claim 1, characterised in that: the sliding device comprises a first electric push rod (6) arranged on the rack (1), a sliding block (25) arranged on the guide rail (4), the sliding block (25) is fixedly connected with the feeding push block (5), the sliding block (25) is connected with the guide rail (4) in a sliding mode, the first electric push rod (6) is connected with the sliding block (25) in a driving mode, and the first electric push rod (6) drives the sliding block (25) to slide left and right on the guide rail (4).

8. A chamfering machine includes a chamfering machine main body (26), characterized in that: the feeding device further comprises a feeding device as claimed in claim 3, wherein a slide (27) is arranged on the upper surface of the highest step (14), one end of the slide (27) is connected with the side edge, away from the step (14), of the upper surface of the highest step (14), and the other end of the slide (27) is connected with the feeding hole of the chamfering machine main body (26).

9. The chamfering machine according to claim 8, wherein: the chamfering machine comprises a chamfering machine main body (26), wherein a plurality of second conveying belts (28) are arranged between a support table (13) and a first conveying belt (9), the second conveying belts (28) are arranged on a rack (1), the second conveying belts (28) are perpendicular to the conveying direction of the first conveying belt (9), the second conveying belts (28) are arranged along the left and right directions, one side edge of each second conveying belt (28) is in butt joint with the downstream end of the conveying direction of the first conveying belt (9), a plurality of second electric push rods (16) are arranged beside the second conveying belts (28), the movable ends of the second electric push rods (16) are arranged above the second conveying belts (28), each second electric push rod (16) is connected with the rack (1), and the second electric push rods (16) and the chamfering machine main body (26) are arranged in a one-to-one correspondence manner, the second electric push rod (16) is opposite to the sliding track (12).

10. The chamfering machine according to claim 9, wherein: be equipped with a plurality of third cylinder (29) on frame (1), a plurality of third cylinder (29) set up in the side of second transportation area (28), be provided with a plurality of spacer block (30) on second transportation area (28), spacer block (30) and second electric putter (16) one-to-one set up, spacer block (30) set up in the right side of second electric putter (16), set up on spacer block (30) the top in second transportation area (28), third cylinder (29) drive connection spacer block (30) up-and-down motion.