CN212330445U

CN212330445U - Compact tubular product loading attachment

Info

Publication number: CN212330445U
Application number: CN202020392687.9U
Authority: CN
Inventors: 严伟; 纪玉昕; 赵珺; 郝丽娜
Original assignee: Jiangsu Hengjia Automation Equipment Co Ltd
Current assignee: Jiangsu Hengjia Automation Equipment Co Ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2021-01-12
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a compact pipe feeding device in the technical field of pipe processing, which comprises a fixed frame, wherein the fixed frame is connected with a feeding mechanism, the feeding mechanism comprises a plurality of groups of feeding components, the fixed frame at one end of the output end of the feeding components is connected with a conveying mechanism, the conveying mechanism comprises a plurality of groups of conveying components arranged on the fixed frame, the fixed frame at one end of the conveying components far away from the output end of the feeding components is connected with a plurality of groups of clamping components, the clamping components comprise movable clamps capable of clamping pipes, and the moving direction of the clamps is parallel to the conveying direction of the conveying components; the utility model discloses material loading efficiency is high, reduces intensity of labour.

Description

Compact tubular product loading attachment

Technical Field

The utility model belongs to the technical field of the tubular product processing, in particular to compact tubular product loading attachment.

Background

Pipe cutting machine often is used for cutting tubular product, need transport tubular product to pipe cutting machine earlier before cutting tubular product in, among the prior art, the artifical material loading of assisting of mechanical equipment simple to use, the material loading when can't realize many tubular products, material loading low efficiency and intensity of labour are big.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point among the prior art, provide a compact tubular product loading attachment, solved the big technological problem of intensity of labour among the prior art, the utility model discloses the material loading is efficient, reduces intensity of labour.

The purpose of the utility model is realized like this: the utility model provides a compact tubular product loading attachment, includes the mount, be connected with feeding mechanism on the mount, feeding mechanism includes a plurality of feeding component of group, be connected with conveying mechanism on the mount of the output place one end of feeding component, conveying mechanism is including arranging a plurality of conveying component of group on the mount, and conveying component keeps away from and is connected with a plurality of clamping component of group on the mount of feeding component output place one end, clamping component is including cliping tubular product and mobilizable clamp, and the moving direction of clamp is parallel with conveying component's direction of delivery.

When the pipe cutting machine works, a plurality of pipes are placed on the feeding assembly, the feeding assembly conveys the pipes to the conveying mechanism, the conveying assembly simultaneously acts to convey the pipes horizontally forwards, when the pipes move to the position where the clamp can clamp, the clamp acts to clamp the pipes, the clamp moves forwards to feed the pipes into the pipe cutting machine; the utility model discloses in only need the manual work to place many tubular products on the pay-off subassembly, automatic feeding can be accomplished in conveying mechanism and centre gripping subassembly's setting, improves material loading efficiency, reduces intensity of labour.

In order to further realize the height adjustment of the pipes, a plurality of lifting mechanisms are distributed on the fixing frame at one end of the conveying assembly, which is far away from the output end of the feeding assembly, and the lifting mechanisms correspond to the conveying assembly one by one.

In order to realize the positioning of the pipes, a plurality of positioning components are connected to the fixed frame at one end of the conveying component, which is far away from the output end of the feeding component, the positioning components comprise movable stop levers, and the moving directions of the movable stop levers are parallel to the conveying direction of the conveying component; in the design, the position of the movable stop lever is adjusted according to the size of the pipe, when the conveying mechanism conveys the pipe to the position of the movable stop lever, the tail end pipe is separated from the front pipe, the tail end pipe is arranged on the lifting mechanism, and the rear pipe is arranged on the conveying assembly.

In order to realize the material loading of tubular product, the pay-off subassembly includes the fixed pallet of speed reducer one and fixed connection in mount one side outwards on the mount of fixed connection, fixed pallet keeps away from mount place one end one side fixedly connected with connecting piece outwards, the one end of connecting piece fixed connection flat belt, be connected with the gyro wheel on the speed reducer one, the other end and the gyro wheel of flat belt are connected, and the flat belt is around on the gyro wheel.

In order to further realize the conveying of the pipes, the conveying assembly comprises a first transverse beam, a second speed reducer and a third speed reducer, the first transverse beam is fixed on the fixing frame and is horizontally arranged, the second speed reducer is fixedly connected on the fixing frame, a first driving conveying chain wheel is connected to the second speed reducer, the first driving conveying chain wheel is rotatably connected to one end of the first transverse beam in the front-back direction, the first driven conveying chain wheel is rotatably connected to the first transverse beam, the driving conveying chain wheel is connected with the first driven conveying chain wheel through a first conveying chain, the pipes output through the flat belt fall onto the first conveying chain wheel, the third speed reducer is connected with a second driving conveying chain wheel, the second driving conveying chain wheel is rotatably connected to the first transverse beam, the other end of the first transverse beam in the front-back direction is rotatably connected with a second driven, the first driving conveying chain wheel and the first driven conveying chain wheel are arranged on one side of the first cross beam in the left-right direction, and the second driving conveying chain wheel and the second driven conveying chain wheel are arranged on the other side of the first cross beam in the left-right direction.

In order to further realize the lifting of the pipe, the lifting mechanism comprises a lifting material supporting frame capable of moving up and down and a fixed seat fixedly connected to a fixed frame, a synchronous shaft is connected to the fixed seat, a synchronous rack is fixedly connected to the lifting material supporting frame, synchronous gears corresponding to the synchronous racks one to one are rotatably connected to the synchronous shaft, the synchronous gears are meshed with the synchronous racks, at least one lifting driver is fixedly connected to the fixed frame, a lifting rod capable of linearly moving in a reciprocating manner in the height direction is connected to the lifting driver, and one end of the lifting rod extending upwards is fixedly connected to the lifting material supporting frame; in this design, when needs upwards hold up tubular product, the lift driver action, the lifter upwards removes, and the tubular product is held up in the palm to the lift, and when tubular product was held up to the height that needs, the lift driver stop motion, and synchronous gear, synchronous rack and synchronizing shaft's joint setting realizes the synchronous lift of all lift support work or material rest.

In order to realize the separation of the pipes, a second cross beam is arranged on the upper side of the fixing frame, a plurality of liftable height limiting baffles are distributed on the second cross beam, a height limiting reducer is fixedly connected to the second cross beam, a rotating shaft is rotatably connected to the second cross beam, the height limiting reducer is in transmission connection with the rotating shaft, lifting racks are fixedly connected to the height limiting baffles, a plurality of lifting gears which are in one-to-one correspondence with the lifting racks are connected to the rotating shaft, the lifting gears are meshed with the lifting racks, and the height limiting baffles are arranged above the first conveying chain; in this design, can be according to the height of tubular product altitude mixture control limit baffle for tubular product can't range upon range of together, realizes the tubular product separation.

In order to further realize the feeding of the pipe, a speed reducer IV is fixedly connected to the second cross beam, a driving shaft is rotatably connected to the second cross beam, the clamping assembly comprises a supporting beam fixed on the fixed frame and a driving chain wheel connected on the driving shaft, one end of the supporting beam in the length direction is rotatably connected with a driven chain wheel I, the other end of the supporting beam in the length direction is rotatably connected with a driven chain wheel II, the lower side of the supporting beam is fixedly connected with a guide rail, the supporting beam is connected with a clamping plate through a guide rail in a sliding way, the clamp is connected with one end of the clamping plate extending outwards, the clamping plate is fixedly connected with a fixing piece, the driving chain wheel is connected with the driven chain wheel I and the driven chain wheel II through a transmission chain, one end of the transmission chain is fixedly connected with one end of the fixing frame, and the other end of the transmission chain is fixedly connected with the other end of the fixing frame; in the design, when the pipe is lifted to the position corresponding to the clamp, the speed reducer moves to the position where the pipe can be clamped, the clamp clamps the pipe, the speed reducer continues to move, and the clamp clamps the pipe.

In order to further realize the movement of the movable stop lever, a speed reducer five is fixedly connected to the fixed frame, a transmission shaft is rotatably connected to the fixed frame, the positioning assembly comprises a supporting seat fixedly connected to the fixed frame, a positioning chain wheel I rotatably connected to the transmission shaft and a positioning chain wheel II rotatably connected to the supporting seat, the speed reducer five is connected with the transmission shaft, the positioning chain wheel is connected with the positioning chain wheel II through a movable chain, a sliding block is slidably connected to the supporting seat, the movable stop lever is fixedly connected to the sliding block, one end of the movable chain is fixedly connected with one end of the sliding block, and the other end of the movable chain is fixedly connected with the other end of the sliding block; in the design, the position of the movable stop lever is adjusted according to the size of the pipe, and when the pipe is conveyed in place, the pipe is separated.

Drawings

Fig. 1 is a first perspective view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of fig. 2 at B.

Fig. 4 is a second perspective view of the present invention.

Fig. 5 is a partially enlarged view of C in fig. 4.

Fig. 6 is a partial enlarged view of fig. 4 at D.

Fig. 7 is a third perspective view of the present invention.

Fig. 8 is a partial enlarged view at E in fig. 7.

Fig. 9 is a three-dimensional structure diagram of the connection between the lifting mechanism and the fixing frame of the present invention.

Fig. 10 is a structural view of the conveying mechanism of the present invention.

Fig. 11 is a structural diagram of the middle reducer five connected to the fixing frame.

Fig. 12 is a structural diagram of the positioning assembly of the present invention.

Fig. 13 is the structure diagram of the present invention for realizing the positioning of the length direction of the pipe.

Fig. 14 is a structural diagram of the clamping assembly of the present invention.

Fig. 15 is a structural diagram after the manual feeding of the utility model.

Fig. 16 is a structural diagram of the first pulling flat belt of the speed reducer of the present invention to make the pipe fall into the head end of the conveying mechanism.

Fig. 17 is a structural diagram of the color-hanging device when the conveying chain rotates to make the hanging color in a proper posture.

Fig. 18 is a structural diagram of the pipe conveyed to the movable stop lever by the second conveying chain of the present invention.

Fig. 19 is the structure diagram of the lifting support frame of the present invention for lifting the foremost pipe to the high position for separating the pipe.

Fig. 20 is the structure diagram of the pipe positioning in the front-back direction by pushing the middle clamp forward.

Fig. 21 is a structural diagram of the middle clamp when the back-off driving motor of the utility model moves to realize the positioning of the length direction of the pipe.

Fig. 22 is a structural diagram of the middle clamp of the present invention when pushing the clamp forward again to clamp the pipe and deliver the pipe to the pipe cutting machine.

Wherein, 1 is a height-limiting baffle, 2 is a conveying component, 201 is a supporting beam, 202 is a conveying chain I, 203 is a driving conveying chain wheel I, 204 is a conveying chain II, 205 is a driven conveying chain wheel I, 206 is a driving conveying chain wheel II, 207 is a driven conveying chain wheel II, 208 is a speed reducer II, 209 is a speed reducer III, 3 is a fixing frame, 4 is a clamping component, 401 is a supporting beam, 402 is a clamping plate, 403 is a clamp, 404 is a driving chain, 405 is a driving chain wheel, 406 is a driven chain wheel I, 407 is a driven chain wheel II, 5 is a feeding component, 501 is a fixing pallet, 502 is a tensioning wheel, 503 is a connecting piece, 504 is a flat belt, 505 is a speed reducer I, 506 is a roller, 6 is a driving motor, 7 is a driving shaft, 8 is a height-limiting speed reducer, 9 is a beam II, 10 is a rotating shaft, 11 is a lifting rack, 12 is a speed reducer, 1507 moving chain, 1508 positioning chain wheel II, 16 lifting mechanism, 1601 synchronous gear, 1602 synchronous rack, 1603 lifting support frame, 1604 fixing seat, 17 driving chain wheel II, 18 synchronous shaft, 19 driving chain wheel I, 20 lifting driver, 21 lifting rod and 22 lifting gear.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 22, a compact pipe feeding device includes a fixing frame 3, a feeding mechanism is connected to the fixing frame 3, the feeding mechanism includes a plurality of sets of feeding assemblies 5, the feeding assembly 5 includes a first speed reducer 505 fixedly connected to the fixing frame 3 and a fixed pallet 501 fixedly connected to one side of the fixing frame 3 in the front-rear direction, a connecting member 503 is fixedly connected to one side of the fixed pallet 501 away from the fixing frame 3, the connecting member 503 is fixedly connected to one end of a flat belt 504, the first speed reducer 505 is connected to a roller 506, the other end of the flat belt 504 is connected to the roller 506, the flat belt 504 is wound around the roller 506, a tension wheel 502 is rotatably connected to the fixing frame 3 between the fixed pallet 501 and the roller 506, the flat belt 504 is connected to the roller 506 via the tension wheel 502, the tension wheel 502 is above the roller 506, a conveying mechanism is connected to the fixing frame 3, the conveying mechanism includes a, the concrete structure of the conveying assembly 2 is that the conveying assembly 2 comprises a first cross beam fixed on the fixed frame 3 and horizontally arranged, a second speed reducer 208 and a third speed reducer 209 fixedly connected on the fixed frame 3, a first driving conveying sprocket 203 is connected on the second speed reducer 208, the first driving conveying sprocket 203 is rotatably connected at one end of the first cross beam in the front-back direction, the first cross beam is rotatably connected with a first driven conveying sprocket 205, the first driving conveying sprocket 203 is connected with the first driven conveying sprocket 205 through a first conveying chain 202, a pipe output by a flat belt 504 falls onto the first conveying chain 202, the third speed reducer 209 is connected with a second driving conveying sprocket 206, the second driving conveying sprocket 206 is rotatably connected on the first cross beam, the other end of the first cross beam in the front-back direction is rotatably connected with a second driven conveying sprocket 207, the second driving conveying sprocket 206 is connected with the second driven conveying sprocket 207, the first driving conveying sprocket 203 and the first driven conveying sprocket 205 are arranged on one side of the first cross beam in the left-right direction, and the second driving conveying sprocket 206 and the second driven conveying sprocket 207 are arranged on the other side of the first cross beam in the left-right direction.

In order to realize the clamping of the pipe, the fixed frame 3 is further connected with a plurality of groups of clamping components 4, the second cross beam 9 is further fixedly connected with a fourth speed reducer 12, the second cross beam 9 is further rotatably connected with a driving shaft 7, the fourth speed reducer 12 is connected with the driving shaft 7, the clamping components 4 comprise a supporting beam 401201 fixed on the fixed frame 3, a driving chain wheel 405 connected on the driving shaft 7 and a clamp 403 capable of clamping the pipe and moving, the moving direction of the clamp 403 is parallel to the moving direction of the first conveying chain 202, one end of the supporting beam 401201 in the length direction is rotatably connected with a first driven chain wheel 406, the other end of the supporting beam 401201 in the length direction is rotatably connected with a second driven chain wheel 407, the lower side of the supporting beam 401201 is fixedly connected with a guide rail, the supporting beam 401201 is slidably connected with the clamping plate 402 through, the driving sprocket 405 is connected with a first driven sprocket 406 and a second driven sprocket 407 through a transmission chain 404, one end of the transmission chain 404 is fixedly connected with one end of the fixed frame 3, and the other end of the transmission chain 404 is fixedly connected with the other end of the fixed frame 3.

In order to further realize the height adjustment of the pipe, a plurality of lifting mechanisms 16 are distributed on the fixed frame 3 at one end of the conveying component 2 far away from the output end of the feeding component 5, the lifting mechanisms 16 correspond to the conveying component 2 one by one, the specific structure of the lifting mechanisms 16 is that each lifting mechanism 16 comprises a lifting support frame 1603 capable of moving up and down and a fixed seat 1604 fixedly connected to the fixed frame 3, a synchronous shaft 18 is connected to the fixed seat 1604, a synchronous rack 1602 is fixedly connected to the lifting support frame 1603, a synchronous gear 1601 corresponding to the synchronous rack 1602 one by one is rotatably connected to the synchronous shaft 18, the synchronous gear 1601 is meshed with the synchronous rack 1602, two lifting drivers 20 are fixedly connected to the fixed frame 3, the lifting drivers 20 are preferably air cylinders, the lifting drivers 20 are connected with lifting rods 21 capable of moving linearly in a reciprocating manner in the height direction, one end of each lifting rod 21 extending upwards is connected with the lifting support, the other end of the lifting rod 21 extending upwards is connected to the rightmost lifting support 1603.

In order to realize the positioning of the pipe, a plurality of positioning components 15 are connected on a fixed frame 3 at one end of a conveying component 2 far away from the output end of a feeding component 5, a speed reducer five 1506 is also fixedly connected on the fixed frame 3, a transmission shaft 1504 is rotatably connected on the fixed frame 3, each positioning component 15 comprises a supporting seat 1502 fixedly connected on the fixed frame 3, a positioning chain wheel one 1505 connected on the transmission shaft 1504 and a positioning chain wheel two 1508 rotatably connected on the supporting seat 1502, the speed reducer five 1506 is connected with the transmission shaft 1504, the positioning chain wheel one 1505 is connected with the positioning chain wheel two 1508 through a moving chain 1507, a sliding block 1503 is slidably connected on the supporting seat 1502, a movable stop lever 1501 is fixedly connected on the sliding block 1503 and can be abutted against one side facing outwards in the conveying direction of the pipe, one end of the moving sliding block chain 1507 is fixedly connected with one end of, the moving direction of the movable stop 1501 is parallel to the moving direction of the pipe.

In order to realize the separation of the pipes, a second crossbeam 9 is arranged on the upper side of the fixing frame 3, a plurality of liftable height limiting baffles 1 are arranged on the second crossbeam 9, a height limiting speed reducer 8 is fixedly connected to the second crossbeam 9, a rotating shaft 10 is rotatably connected to the second crossbeam 9, the height limiting speed reducer 8 is in transmission connection with the rotating shaft 10, lifting racks 11 are fixedly connected to the height limiting baffles 1, a plurality of lifting gears 22 which are in one-to-one correspondence with the lifting racks 11 are connected to the rotating shaft 10, the lifting gears 22 are meshed with the lifting racks 11, and the height limiting baffles 1 are arranged above the first conveying chain 202.

In order to further realize the positioning of the pipe in the length direction, one end of the fixed frame 3 in the length direction is fixedly connected with a positioning reference plate 14, the other end of the fixed frame 3 in the length direction is slidably connected with a positioning sliding frame 13, the positioning reference plate 14 and the positioning sliding frame 13 are arranged oppositely, the fixed frame 3 is fixedly connected with a driving motor 6, the driving motor 6 is connected with a first transmission chain wheel 19, the other side of the fixed frame 3 in the front-back direction is rotatably connected with a second transmission chain wheel 17, the first transmission chain wheel 19 is connected with the second transmission chain wheel 17 through a chain, and two ends of the chain are respectively fixedly connected with two ends of the positioning sliding frame 13 in the left-right direction (the chain is not shown, and the connection principle of the chain, the first transmission chain wheel 19.

In the initial state, the platform is in contact with the fixed pallet 501; the lifting material supporting frame 1603 is arranged below the second conveying chain 204; the height of the height limiting baffle 1 is adjusted according to the height of the pipe, the height limiting speed reducer 8 acts, the rotating shaft 10 rotates, the rotating shaft 10 drives the lifting gear 22 to rotate, the lifting rack 11 moves up and down, the action direction of the height limiting speed reducer 8 is controlled, the height limiting baffle 1 moves to a proper position, and the height limiting speed reducer 8 stops acting; the position of the movable stop lever 1501 is adjusted, and the specific action process is that a fifth speed reducer 1506 acts, the fifth speed reducer 1506 drives a transmission shaft 1504 to rotate, the transmission shaft 1504 rotates to drive a first positioning chain wheel 1505 to rotate, the first positioning chain wheel 1505 drives a second positioning chain wheel 1508 to rotate through a moving chain 1507, the moving chain 1507 drives a sliding block 1503 to move back and forth, and when the movable stop lever 1501 moves to a proper position, the fifth speed reducer 1506 stops acting; the utility model discloses during operation, place a plurality of tubular products on flat belt 504, speed reducer 505 moves, speed reducer 505 drives the rotation of gyro wheel 506, the action direction of control speed reducer 505, make flat belt 504 taut gradually, tubular product drops on conveying chain one 202 from flat belt 504 in proper order, speed reducer two 208 and the action of speed reducer three 209, conveying chain one 202 and conveying chain two 204 move, conveying chain one 202 moves tubular product to conveying chain two 204 place direction, under the effect of limit for height baffle 1, the separation can take place for the range upon range of tubular product, conveying chain two 204 continues to carry tubular product forward, when the tubular product in the forefront contacts with activity pin 1501, speed reducer three 209 stops the action; at this time, the foremost pipe is above the lifting support frame 1603, and the clamp 403 is retracted to the rearmost side; the lifting driver 20 acts to extend the lifting rod 21 upwards, the lifting rod 21 drives the lifting material support 1603 to move upwards, the synchronous rack 1602 moves upwards along with the lifting material support 1603, the synchronous gear 1601 rotates, other lifting material support 1603s move upwards synchronously, when the pipe rises to the height which can be clamped by the clamp 403, the lifting driver 20 stops acting, the reducer four 12 acts, the reducer four 12 drives the driving shaft 7 to rotate, the driving shaft 7 rotates to drive the driving chain wheel 405 to rotate, the driving chain wheel 405 drives the driven chain wheel one 406 and the driven chain wheel two 407 to rotate through the transmission chain 404, the transmission chain 404 drives the fixing piece to move, the fixing piece moves to drive the clamping plate 402, the clamping plate 402 moves to drive the clamp 403 to move, when the clamp 403 abuts against the pipe, the reducer four 12 stops acting to realize the positioning of the front and back direction of the pipe, and the reducer four 12 acts reversely, moving the pipe to the position of the positioning sliding frame 13, stopping the action of the speed reducer four 12, moving the driving motor 6, driving the positioning chain wheel one 1505 by the driving of the driving motor 6, driving the positioning chain wheel two 1508 by the chain by the positioning chain wheel one 1505, driving the positioning sliding frame 13 to move left and right by the chain, driving the pipe to be aligned with the positioning datum plate 14 by the positioning sliding frame 13 to face to one side of the positioning sliding frame 13, moving the speed reducer four 12 again, pushing the clamp 403 forwards, clamping the pipe, moving the lifting driver 20 reversely, moving the lifting rod 21 downwards, lowering the lifting material support 1603, and sending the pipe to the pipe cutting machine by the clamp 403 to complete a feeding cycle; the utility model discloses realize the automatic material loading of batch tubular product, improve work efficiency, reduce the cost of labor; the height-adjustable height-limiting baffle 1 is designed, different spans between the height-limiting baffle 1 and the first conveying chain 202 can be controlled according to different pipes, the problem of pipe stacking is solved, and the pipe postures are consistent; the clamp 403 capable of moving back and forth realizes the positioning of the pipe in the front and back directions on the lifting material support 1603, and can clamp the pipe and send the pipe into the pipe cutting machine; the pipe separation is realized by the combined design of the second conveying chain 204 and the movable stop lever 1501; the left and right positioning of the pipe is realized by the combined design of the positioning sliding frame 13 capable of moving left and right and the positioning reference plate 14 and by adjusting the position of the positioning sliding frame 13 according to the length of the pipe, so that the output postures of the pipe are consistent, and the subsequent work is facilitated; can be applied to the feeding work of the pipe.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a compact tubular product loading attachment, its characterized in that, includes the mount, be connected with feeding mechanism on the mount, feeding mechanism includes a plurality of feeding component of group, be connected with conveying mechanism on the mount of the output place one end of feeding component, conveying mechanism is including arranging a plurality of conveying component of group on the mount, and conveying component keeps away from and is connected with a plurality of centre gripping subassemblies on the mount of feeding component output place one end, the centre gripping subassembly is including cliping tubular product and mobilizable clamp, and the moving direction of clamp is parallel with conveying component's direction of delivery.

2. The compact pipe feeding device as recited in claim 1, wherein a plurality of lifting mechanisms are arranged on the fixing frame at the end of the conveying assembly far away from the output end of the feeding assembly, and the lifting mechanisms are in one-to-one correspondence with the conveying assembly.

3. The compact pipe feeding device as claimed in claim 1, wherein the fixed frame at the end of the conveying assembly far from the output end of the feeding assembly is connected with a plurality of positioning assemblies, each positioning assembly comprises a movable stop lever, and the moving direction of the movable stop lever is parallel to the conveying direction of the conveying assembly.

4. The compact pipe feeding device according to any one of claims 1 to 3, wherein the feeding assembly comprises a first speed reducer fixedly connected to the fixing frame and a fixed pallet fixedly connected to an outward side of the fixing frame, a connecting piece is fixedly connected to an outward side of the fixed pallet away from an end of the fixing frame, the connecting piece is fixedly connected to one end of the flat belt, a roller is connected to the first speed reducer, the other end of the flat belt is connected to the roller, and the flat belt is wound on the roller.

5. The compact pipe feeding device according to claim 4, wherein the conveying assembly comprises a first horizontal beam fixed on the fixing frame and horizontally arranged, a second speed reducer fixedly connected on the fixing frame, and a third speed reducer, the first speed reducer is connected with a first driving conveying sprocket, the first driving conveying sprocket is rotatably connected to one end of the first horizontal beam in the front-back direction, the first driven conveying sprocket is rotatably connected to the first horizontal beam, the first driving conveying sprocket is connected with the first driven conveying sprocket via a first conveying chain, the pipe output via the flat belt falls onto the first conveying chain, the third speed reducer is connected with a second driving conveying sprocket, the second driving conveying sprocket is rotatably connected to the first horizontal beam, the other end of the first horizontal beam in the front-back direction is rotatably connected with a second driven conveying sprocket, and the second driving conveying sprocket is connected with the second driven conveying sprocket via a second conveying chain, the first driving conveying chain wheel and the first driven conveying chain wheel are arranged on one side of the first cross beam in the left-right direction, and the second driving conveying chain wheel and the second driven conveying chain wheel are arranged on the other side of the first cross beam in the left-right direction.

6. The compact type pipe feeding device according to claim 2, wherein the lifting mechanism comprises a lifting material supporting frame capable of moving up and down and a fixed seat fixedly connected to the fixed frame, a synchronizing shaft is connected to the fixed seat, a synchronizing rack is fixedly connected to the lifting material supporting frame, synchronizing gears corresponding to the synchronizing racks one to one are rotatably connected to the synchronizing shaft, the synchronizing gears are meshed with the synchronizing racks, at least one lifting driver is fixedly connected to the fixed frame, a lifting rod capable of moving linearly in a reciprocating manner in the height direction is connected to the lifting driver, and one end of the lifting rod extending upwards is fixedly connected to the lifting material supporting frame.

7. The compact pipe feeding device according to claim 5, wherein a second cross beam is arranged on the upper side of the fixing frame, a plurality of liftable height limiting baffles are arranged on the second cross beam, a height limiting reducer is fixedly connected to the second cross beam, a rotating shaft is rotatably connected to the second cross beam, the height limiting reducer is in transmission connection with the rotating shaft, a lifting rack is fixedly connected to the height limiting baffles, a plurality of lifting gears in one-to-one correspondence with the lifting racks are connected to the rotating shaft, the lifting gears are meshed with the lifting racks, and the height limiting baffles are arranged above the first conveying chain.

8. The compact pipe feeding device according to claim 7, wherein the second cross beam is further fixedly connected with a fourth speed reducer, the second cross beam is further rotatably connected with a driving shaft, the clamping assembly comprises a support beam fixed on the fixing frame and a driving sprocket connected to the driving shaft, one end of the support beam in the length direction is rotatably connected with a first driven sprocket, the other end of the support beam in the length direction is rotatably connected with a second driven sprocket, a guide rail is fixedly connected to the lower side of the support beam, the support beam is slidably connected with the clamping plate through the guide rail, the clamp is connected to the end of the clamping plate extending outwards, a fixing member is fixedly connected to the clamping plate, the driving sprocket is connected with the first driven sprocket and the second driven sprocket through a transmission chain, one end of the transmission chain is fixedly connected with one end of the fixing, the other end of the transmission chain is fixedly connected with the other end of the fixing frame.

9. The compact pipe feeding device as claimed in claim 3, wherein a fifth speed reducer is fixedly connected to the fixing frame, the fixing frame is rotatably connected to the transmission shaft, the positioning assembly includes a first positioning sprocket wheel, a second positioning sprocket wheel, a sliding block, a movable stop lever, a first end of the movable chain is fixedly connected to the sliding block, and a second end of the movable chain is fixedly connected to the other end of the sliding block.