CN113426913B

CN113426913B - Multi-station coherent feeding device of punching machine and feeding method thereof

Info

Publication number: CN113426913B
Application number: CN202110691374.2A
Authority: CN
Inventors: 王雁巧
Original assignee: Guangdong Songfeng Co ltd
Current assignee: Guangdong Songfeng Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-12-27
Anticipated expiration: 2041-06-22
Also published as: CN113426913A

Abstract

The invention relates to the technical field of automatic feeding equipment, in particular to a multi-station coherent feeding device of a punching machine and a feeding method thereof. The invention can reduce the use of feeding personnel, further can carry out circulating indirect feeding on a plurality of devices when feeding, reduces the use of feeding devices, reduces the operation area and saves the production cost.

Description

Multi-station coherent feeding device of punching machine and feeding method thereof

Technical Field

The invention relates to the technical field of automatic feeding equipment, in particular to a multi-station coherent feeding device and a multi-station coherent feeding method for a punching machine.

Background

The punching machine is mainly used for automatic equipment for processing holes in materials such as stainless steel, anti-theft nets and aluminum alloy, can realize automatic punching, can replace punching dies with different specifications according to actual needs, and is simple in structure, easy to operate, light in weight and convenient to carry.

However, when the feeding equipment of the existing double-station punching machine feeds materials, a conveying belt is mostly adopted to convey the pipe materials, the station of each punching equipment needs an independent feeding frame to supply the pipe materials, meanwhile, the feeding frame needs to be manually fed, indirect feeding of the pipe materials cannot be achieved during feeding, so that the punching equipment cannot process the pipe materials at a constant speed when punching the pipe materials, the work efficiency of the equipment is reduced, meanwhile, when the feeding equipment feeds the punching machine, circulation feeding cannot be conducted on a plurality of punching equipment, when the feeding equipment feeds the plurality of equipment, the feeding equipment needs to be used by adopting a plurality of feeding equipment, a large amount of area of a production field is occupied, the production cost is improved, meanwhile, the equipment feeding needs to adopt a plurality of feeding personnel to conduct observation and feeding of the equipment, the number of the working personnel is increased, and the production cost of equipment processing is further increased.

Therefore, in order to solve the above problems, a feeding method of a multi-station consecutive feeding device of a punching machine is provided.

Disclosure of Invention

The invention aims to provide a feeding method of a multi-station coherent feeding device of a punching machine, which aims to solve the problem that the feeding equipment of the existing double-station punching machine in the background technology can not realize the circulation indirect feeding of a plurality of equipment.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a feeder links up of piercing press multistation, includes rotating assembly, servo motor, driving motor and punching equipment, rotating assembly includes the urceolus, the inside of urceolus is provided with the inner tube, the bottom of urceolus is connected with servo motor, servo motor's output is connected with the main shaft, the lower surface of urceolus is connected with the baffle box, the below of baffle box is connected with divides the material subassembly, the below of dividing the material subassembly is connected with transport assembly, transport assembly's one end is provided with punching equipment.

Preferably, the outer cylinder comprises a fixed cylinder, the inner part of the outer cylinder is connected with a mounting groove, a movable shaft penetrates through the mounting groove, the outer part of the movable shaft is connected with a guide roller, the inner part of the fixed cylinder is provided with a material guide cylinder, the center of the fixed cylinder is provided with a limiting hole, and the upper surface of the material guide cylinder is connected with a top plate.

Preferably, the fixed cylinder is cylindrical, the inner wall of the bottom of the fixed cylinder is connected with four groups of material guiding cylinders, the bottom of the fixed cylinder is connected with supporting legs, the material guiding cylinders are of a hollow structure, the top of each material guiding cylinder is connected with a top plate, four groups of through holes are formed in the top of the top plate, and the positions of the through holes correspond to the top openings of the material guiding cylinders.

Preferably, the guide roll is in the centre of a fixed section of thick bamboo and a section of thick bamboo that rotates, the mounting groove is provided with twelve groups, and every group is provided with two, and runs through between every group mounting groove and have the loose axle, the outer wall of guide roll is provided with the protection and fills up, the guide roll is through the loose axle and be connected with the mounting groove is rotated.

Preferably, the inner tube is including rotating a section of thick bamboo, the inside that rotates a section of thick bamboo is provided with first feed bin, the left side of first feed bin is provided with the guide cylinder, be provided with the drive groove between first feed bin and the second feed bin, the discharge gate has all been seted up to the below of first feed bin and second feed bin.

Preferably, the inside base of a rotation section of thick bamboo is the slope form, the external diameter of a rotation section of thick bamboo is less than the internal diameter of solid fixed cylinder, the outer wall and the guide roll of a rotation section of thick bamboo contact, a rotation section of thick bamboo is to rotate with solid fixed cylinder through the guide roll and is connected, the inside in drive groove is provided with the lantern ring, and the internal connection of lantern ring has the main shaft, first feed bin is the rectangle structure with the second feed bin.

Preferably, the top of the servo motor is fixedly connected with a fixing flange, the fixing flange is connected to the lower surface of the fixing cylinder through a hexagon bolt, the main shaft penetrates through the limiting hole to the inner cylinder, the guide chutes are provided with four groups and correspond to the lower portions of the guide cylinders respectively, the receiving end of the servo motor is connected with a controller, and the bottom outlet of the guide chute is located at the center of the upper portion of the protective shell.

Preferably, the material distributing assembly comprises a protective shell, a material guide plate is arranged inside the protective shell, a movable frame is connected above the material guide plate, a rotating pin is connected above the movable frame, a material distributing frame is sleeved outside the rotating pin, magnets are arranged at the left end and the right end of the material distributing frame, a first supporting rod and a second supporting rod are connected above the movable frame, the two ends of the material guide plate are arc-shaped at the left end and the right end, the movable frame is fixedly connected with the rotating pin, a sleeve ring is arranged at the middle bottom of the material distributing frame and is arranged outside the rotating pin, a partition plate is arranged at the center of the upper portion of the material distributing frame, the top of the partition plate is of a conical structure, and the material distributing frame is rotatably connected with the movable frame through the rotating pin.

Preferably, the conveying assembly comprises a conveying frame, a driving motor is connected above the conveying frame, the output end of the driving motor is connected with a belt pulley transmission mechanism, the other end of the belt pulley transmission mechanism is connected with a rotating shaft, a first conveying wheel set and a second conveying wheel set are connected to the outer portion of the rotating shaft, and a protective net is arranged above the middle of the rotating shaft.

A feeding method of a multi-station coherent feeding device of a punching machine comprises the following steps:

s1, placing pipe materials to be processed inside a first bin and a second bin, starting a servo motor, driving a main shaft to rotate by the rotation of the servo motor, driving a rotating cylinder to rotate while the main shaft rotates, when a discharging port at the bottom of the rotating cylinder is overlapped with a guide cylinder inside a fixed cylinder during rotation of the rotating cylinder, enabling the pipe materials inside the first bin and the second bin to fall inside a material distribution assembly through a discharging port and the guide cylinder, driving the rotating cylinder to rotate for a circle by the rotation of the servo motor, and simultaneously feeding the pipe materials inside the first bin and the second bin to the four guide cylinders through the discharging ports;

s2, the pipe material drops in the protection shell through the guide groove, the pipe material drops in the left side of the material distributing frame, meanwhile, the material distributing frame is pressed through gravity to rotate around the rotating pin, the pipe material drops in the left side channel inside the protection shell and the guide plate through the inclination of the material distributing frame, when a second pipe material drops through the guide groove, the pipe material drops on the right side of the material distributing frame, the material distributing frame is pressed to incline towards the right side, the pipe material drops in the right side channel between the protection shell and the guide plate, the left side pipe material drops in the top of the second conveying wheel group, and the right side pipe material drops in the top of the first conveying wheel group.

Compared with the prior art, the invention has the beneficial effects that: the feeding device can reduce the use of feeding personnel, and further can perform circulating indirect feeding on a plurality of devices when feeding, thereby reducing the use of feeding devices, reducing the operation area and saving the production cost.

According to the invention, through the arrangement of the rotating assembly, the multiple double-station punching machines can be fed through the rotating structure, and due to the adoption of the rotating mode, the circular feeding of different punching machines can be realized, and the feeding treatment of multiple devices can be realized through one feeding bin, so that the use number of the existing feeding devices is reduced, the production investment is reduced, meanwhile, the single feeding bin can simultaneously feed multiple devices, the feeding bin is more convenient for operators to supplement raw materials, the use of feeding personnel is reduced, the feeding production investment of the devices is further reduced, the raw material management efficiency is improved, and the feeding control of multiple devices can be simultaneously realized through the single feeding personnel.

According to the invention, the distribution component is arranged below the rotating component, so that the dropped pipe can be subjected to left-right grading adjustment, the dropped pipe can be indirectly fed, the intermittent feeding of the double-station punching machine can be met, and the phenomenon that an operator cannot take out parts on two stations at the same time to influence the entering of the pipe due to the fact that the continuous feeding simultaneously feeds the two stations of the double-station punching machine is avoided.

Drawings

FIG. 1 is a schematic front view of a partial structure of the present invention;

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

FIG. 3 is a schematic view of the overall structure of the rotating assembly of the present invention;

FIG. 4 is a schematic cross-sectional view of the entire rotary assembly of the present invention;

FIG. 5 is an exploded view of the rotating assembly of the present invention;

FIG. 6 is a schematic view of the overall structure of the outer barrel according to the present invention;

FIG. 7 is a schematic view of the overall arrangement of the guide rolls of the present invention;

FIG. 8 is a schematic cross-sectional view of the entire feed distribution assembly of the present invention;

FIG. 9 is an enlarged view of the structure A of FIG. 8 according to the present invention;

fig. 10 is a left side view of the conveying assembly of the present invention.

In the figure: 1. a rotating assembly; 11. an outer cylinder; 111. a fixed cylinder; 112. mounting grooves; 113. a guide roller; 114. a movable shaft; 115. a material guide cylinder; 116. a limiting hole; 117. a top plate; 12. an inner barrel; 121. a rotating cylinder; 122. a first storage bin; 123. a discharge port; 124. a drive slot; 125. a second storage bin; 13. a main shaft; 14. a servo motor; 15. a material guide chute; 2. a material distributing component; 21. a protective shell; 22. a material guide plate; 23. a movable frame; 24. a rotation pin; 25. a first support bar; 26. a material distributing frame; 27. a magnet; 28. a second support bar; 3. a delivery assembly; 31. a carriage; 32. a drive motor; 33. a belt pulley transmission mechanism; 34. a rotating shaft; 35. a first conveying wheel set; 36. a second conveying wheel set; 4. and (4) punching equipment.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, an embodiment of the present invention is shown: the utility model provides a feeder links up of piercing press multistation, including rotating assembly 1, servo motor 14, driving motor 32 and punching equipment 4, rotating assembly 1 includes urceolus 11, the inside of urceolus 11 is provided with inner tube 12, the bottom of urceolus 11 is connected with servo motor 14, servo motor 14's output is connected with main shaft 13, the lower surface of urceolus 11 is connected with baffle box 15, setting through this structure, can be when inner tube 12 is rotatory, realize feeding punching equipment 4 to different positions, thereby can realize feeding a plurality of equipment, improve feed efficiency, the below of baffle box 15 is connected with branch material subassembly 2, the below of dividing material subassembly 2 is connected with conveyor assembly 3, a transport for the pipe material, conveyor assembly 3's one end is provided with punching equipment 4, punching equipment 4 mainly is used for the stainless steel, the anti-theft net, the automation equipment who processes the hole on the material such as aluminum alloy, can realize automatic punching, and according to the actual need, the punching die of different specifications of removable installation, this punching equipment 4 mainly punches a hole to the pipe material processing.

Further, the urceolus 11 includes solid fixed cylinder 111, the internal connection of urceolus 11 has mounting groove 112, the loose axle 114 has been run through to the inside of mounting groove 112, the external connection of loose axle 114 has guide roll 113, solid fixed cylinder 111's inside is provided with guide cylinder 115, gu fixed cylinder 111's center is provided with spacing hole 116, guide cylinder 115's last surface connection has roof 117, setting through this structure, can be through the setting of a plurality of guide cylinders 115, realize carrying out the simultaneous feed to a plurality of punching equipment 4, and can realize the automatic feed to a plurality of punching equipment 4 through a rotating assembly 1, the material loading in later stage of being convenient for, conveniently add the raw materials to the inside of rotating assembly 1, logical groove has been seted up through the side of solid fixed cylinder 111, and the inside of logical groove is pegged graft and is had the baffle, this baffle is between guide cylinder 115 and roof 117, can realize blockking to guide cylinder 115, when selecting equipment is less than four, can carry out the separation with the guide cylinder 115 of unnecessary station.

Further, fixed cylinder 111 is cylindricly, and the bottom inner wall of fixed cylinder 111 is connected with four guide cylinder 115 of group, the bottom of fixed cylinder 111 is connected with the supporting leg, a supplementary support for rotating assembly 1, guide cylinder 115 is hollow structure, the top of guide cylinder 115 is connected with roof 117, four through-holes of group have been seted up to the top of roof 117, and the position of through-hole corresponds the open-top of guide cylinder 115, make things convenient for dropping of pipe material, and the edge of guide cylinder 115 and roof 117 top through-hole all is circular-arcly.

Further, the guide roller 113 is in the centre of a fixed section of thick bamboo 111 and a section of thick bamboo 121, reduce the frictional force that rotates a section of thick bamboo 121, improve the rotation efficiency that rotates a section of thick bamboo 121, improve and rotate section of thick bamboo 121 rotational stability, mounting groove 112 is provided with twelve groups, and every group is provided with two, and it has loose axle 114 to run through between every group mounting groove 112, the outer wall of guide roller 113 is provided with the protection pad, reduce the frictional contact between the metal, and then the production of noise abatement, guide roller 113 is to rotate with mounting groove 112 through loose axle 114 and is connected.

Further, the inner tube 12 includes a rotation section of thick bamboo 121, the inside of a rotation section of thick bamboo 121 is provided with first feed bin 122, the left side of first feed bin 122 is provided with guide cylinder 115, be provided with between first feed bin 122 and the second feed bin 125 drive groove 124, discharge gate 123 has all been seted up to the below of first feed bin 122 and second feed bin 125, setting through this structure, can cooperate discharge gate 123 to rotate and rotate, can cooperate guide cylinder 115 to realize the feed when the pivoted, when guide cylinder 115 is coincide with discharge gate 123, the inside pipe material of first feed bin 122 and second feed bin 125 can drop to the inside of guide cylinder 115 through discharge gate 123, thereby realize the feed of pipe material.

Further, the inside base of a rotary drum 121 is the slope form, make things convenient for the landing of pipe material, the external diameter of a rotary drum 121 is less than the internal diameter of a fixed cylinder 111, the outer wall of a rotary drum 121 contacts with guide roll 113, a rotary drum 121 is connected with a fixed cylinder 111 through guide roll 113 in a rotating manner, the inside of driving groove 124 is provided with the lantern ring, and the internal connection of the lantern ring has main shaft 13, a rotation drive for a rotary drum 121, first feed bin 122 and second feed bin 125 are the rectangle structure.

Further, servo motor 14's top fixedly connected with mounting flange, and mounting flange passes through hex bolts and connects the lower surface at solid fixed cylinder 111, main shaft 13 runs through spacing hole 116 to inner tube 12, baffle box 15 is provided with four groups, and baffle box 15 corresponds the below of baffle box 115 respectively, servo motor 14's receiving terminal is connected with the controller, the bottom export of baffle box 15 is in the top center of protecting crust 21, servo motor 14 can drive when through the pivoted and rotate a section of thick bamboo 121, and then realize the normal running fit of inner tube 12 and urceolus 11, the pipe material that drops simultaneously drops to the inside of protecting crust 21 through baffle box 15.

Further, the material distributing component 2 comprises a protective shell 21, a material guide plate 22 is arranged inside the protective shell 21, a movable frame 23 is connected above the material guide plate 22, a rotating pin 24 is connected above the movable frame 23, a material distributing frame 26 is sleeved outside the rotating pin 24, magnets 27 are arranged at the left end and the right end of the material distributing frame 26, a first supporting rod 25 and a second supporting rod 28 are connected above the movable frame 23, the left end and the right end of the top of the material guide plate 22 are arc-shaped, the movable frame 23 is fixedly connected with the rotating pin 24, a lantern ring is arranged at the middle bottom of the material distributing frame 26 and arranged outside the rotating pin 24, a partition plate is arranged at the center above the material distributing frame 26, the top of the partition plate is of a conical structure, the material distributing frame 26 is rotatably connected with the movable frame 23 through the rotating pin 24, and through the arrangement of the structure, when the pipe material falls in the top of work or material rest 26, can drop in the left side or the right side of work or material rest 26 through its self power, and then the slope pipe material through work or material rest 26 carries to drop in the top of conveyor components 3 between the passageway of protecting crust 21 and stock guide 22, when next pipe material drops, because work or material rest 26 is in the slope form, can make the pipe material drop in the one end of work or material rest 26 perk, thereby through gravity with work or material rest 26 perk, realize the direction that drops of pipe material, and when work or material rest 26 perk each time, through magnet 27's setting, can guarantee the slope form of work or material rest 26, avoid because of work or material rest 26 self and rotational pin 24's rotation, lead to work or material rest 26 to appear rotating, thereby influence the degree of accuracy that the pipe material dropped.

Further, conveying component 3 includes carriage 31, carriage 31's top is connected with driving motor 32, driving motor 32's output is connected with belt pulley drive 33, belt pulley drive 33's the other end is connected with axis of rotation 34, the external connection of axis of rotation 34 has first transport wheelset 35 and second transport wheelset 36, the centre top of axis of rotation 34 is provided with the protection network, can realize the transport to the pipe material through the setting of this structure, and the cooperation divides the setting of material subassembly 2, can realize carrying out the intermittent type formula feed of station to punching equipment 4.

A feeding method of a multi-station consecutive feeding device of a punching machine comprises the following steps:

s1, placing pipes to be processed inside a first bin 122 and a second bin 125, starting a servo motor 14, driving a main shaft 13 to rotate by the rotation of the servo motor 14, driving a rotary cylinder 121 to rotate while the main shaft 13 rotates, when a discharge port 123 at the bottom of the rotary cylinder 121 rotates and coincides with a guide cylinder 115 inside a fixed cylinder 111, the pipes inside the first bin 122 and the second bin 125 fall inside a material distribution component 2 through the discharge port 123 and the guide cylinder 115, driving the rotary cylinder 121 to rotate for one circle by the servo motor 14, and simultaneously supplying the pipes inside the first bin 122 and the second bin 125 to the four guide cylinders 115 through the discharge port 123;

s2, the pipe material drops in the protection shell 21 through the material guide groove 15, the pipe material drops in the left side of the material distribution frame 26, meanwhile, the pipe material presses the material distribution frame 26 to rotate around the rotating pin 24 through gravity, the pipe material drops in the left side channel inside the protection shell 21 and the material guide plate 22 through the inclination of the material distribution frame 26, when the second pipe material drops through the material guide groove 15, the pipe material drops on the right side of the material distribution frame 26, the material distribution frame 26 is pressed to incline towards the right side, the pipe material drops in the right side channel between the protection shell 21 and the material guide plate 22, the left side pipe material drops above the second conveying wheel set 36, and the right side pipe material drops above the first conveying wheel set 35.

The working principle is as follows: before grease pumping preparation is carried out, firstly, the punching devices 4 used for processing pipe materials are installed according to the number of the punching devices 4, meanwhile, the guide cylinders 115 of the vacant stations are closed, the pipe materials to be processed are further placed inside the first bin 122 and the second bin 125, the servo motor 14 is started, the main shaft 13 is driven to rotate by the rotation of the servo motor 14, the rotating cylinder 121 is driven to rotate by the rotation of the main shaft 13, when the rotating cylinder 121 rotates, when the bottom discharge port 123 coincides with the guide cylinder 115 inside the fixed cylinder 111, the pipe materials inside the first bin 122 and the second bin 125 drop inside the material distribution assembly 2 through the discharge port 123 and the guide cylinders 115, the rotating cylinder 121 is driven to rotate by the rotation of the servo motor 14, the pipe materials inside the first bin 122 and the second bin 125 can respectively supply the insides of the four guide cylinders 115 through the rotating direction, and then the pipe materials falling can be conveyed to the inside the material distribution assembly 2 through the guide cylinders 115 and the guide chute 15.

The pipe material drops in the inside of protecting crust 21 through baffle box 15, the pipe material drops in one side of branch work or material rest 26 at first, the pipe material is pressed through gravity and is moved branch work or material rest 26 and rotate around rotating pin 24, the pivoted simultaneously realizes the rotation support to branch work or material rest 26 through first bracing piece 25 or second bracing piece 28, can adsorb fixedly through the magnet 27 with the magnetic path of baffle 22 top simultaneously, the pipe material drops to this side passageway of the inside of protecting crust 21 and baffle 22 in through the slope of branch work or material rest 26, when the second pipe material drops through baffle box 15, the pipe material drops in the opposite side of branch work or material rest 26, it inclines to this side to press simultaneously to move branch work or material rest 26, the pipe material drops in this side passageway of protecting crust 21 and baffle 22, the left side pipe material drops in the top of second conveying wheelset 36, the right side pipe material drops in the top of first conveying wheelset 35.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a feedway links up of piercing press multistation, includes rotating assembly (1), servo motor (14), driving motor (32) and punching equipment (4), its characterized in that: the rotating assembly (1) comprises an outer barrel (11), an inner barrel (12) is arranged inside the outer barrel (11), the bottom of the outer barrel (11) is connected with a servo motor (14), the output end of the servo motor (14) is connected with a main shaft (13), the lower surface of the outer barrel (11) is connected with a guide chute (15), a material distributing assembly (2) is connected below the guide chute (15), a conveying assembly (3) is connected below the material distributing assembly (2), and a punching device (4) is arranged at one end of the conveying assembly (3);

the outer cylinder (11) comprises a fixed cylinder (111), a mounting groove (112) is connected inside the outer cylinder (11), a movable shaft (114) penetrates through the mounting groove (112), a guide roller (113) is connected outside the movable shaft (114), a material guide cylinder (115) is arranged inside the fixed cylinder (111), a limiting hole (116) is formed in the center of the fixed cylinder (111), and a top plate (117) is connected to the upper surface of the material guide cylinder (115);

the fixed cylinder (111) is cylindrical, the inner wall of the bottom of the fixed cylinder (111) is connected with four groups of material guide cylinders (115), the bottom of the fixed cylinder (111) is connected with support legs, the material guide cylinders (115) are of a hollow structure, the top of the material guide cylinders (115) is connected with a top plate (117), four groups of through holes are formed above the top plate (117), and the positions of the through holes correspond to the top openings of the material guide cylinders (115);

the guide rollers (113) are positioned between the fixed cylinder (111) and the rotating cylinder (121), twelve groups of mounting grooves (112) are formed, two groups of mounting grooves are formed in each group, a movable shaft (114) penetrates through the mounting grooves (112) in each group, protective pads are arranged on the outer walls of the guide rollers (113), and the guide rollers (113) are rotatably connected with the mounting grooves (112) through the movable shafts (114);

the inner cylinder (12) comprises a rotating cylinder (121), a first storage bin (122) is arranged in the rotating cylinder (121), a material guide cylinder (115) is arranged on the left side of the first storage bin (122), a driving groove (124) is arranged between the first storage bin (122) and a second storage bin (125), and discharge holes (123) are formed below the first storage bin (122) and the second storage bin (125);

the inside base of a rotation section of thick bamboo (121) is the slope form, the external diameter of a rotation section of thick bamboo (121) is less than the internal diameter of a fixed section of thick bamboo (111), the outer wall of a rotation section of thick bamboo (121) contacts with guide roll (113), a rotation section of thick bamboo (121) is through guide roll (113) and fixed section of thick bamboo (111) and rotate and be connected, the inside in drive groove (124) is provided with the lantern ring, and the internal connection of lantern ring has main shaft (13), first feed bin (122) are the rectangle structure with second feed bin (125).

2. The multi-station coherent feeder device of a punching machine according to claim 1, wherein: the top fixedly connected with mounting flange of servo motor (14), and mounting flange passes through hexagon bolt and connects the lower surface at solid fixed cylinder (111), spacing hole (116) to inner tube (12) are run through in main shaft (13), baffle box (15) are provided with four groups, and baffle box (15) correspond the below of baffle box (115) respectively, the receiving terminal of servo motor (14) is connected with the controller, the bottom export of baffle box (15) is in the top center of protecting crust (21).

3. The multi-station coherent feeder device of a punching machine according to claim 1, wherein: the material distribution assembly (2) comprises a protective shell (21), wherein a material guide plate (22) is arranged inside the protective shell (21), a movable frame (23) is connected above the material guide plate (22), a rotating pin (24) is connected above the movable frame (23), a material distribution frame (26) is sleeved outside the rotating pin (24), magnets (27) are arranged at the left end and the right end of the material distribution frame (26), a first supporting rod (25) and a second supporting rod (28) are connected above the movable frame (23), the left end and the right end of the top of the material guide plate (22) are arc-shaped, the movable frame (23) is fixedly connected with the rotating pin (24), a sleeve ring is arranged at the bottom of the middle of the material distribution frame (26) and arranged outside the rotating pin (24), a partition plate is arranged at the center of the upper portion of the material distribution frame (26), the top of the partition plate is of a conical structure, and the material distribution frame (26) is rotatably connected with the movable frame (23) through the rotating pin (24).

4. The multi-station coherent feeder device of a punching machine according to claim 1, wherein: conveying assembly (3) are including carriage (31), the top of carriage (31) is connected with driving motor (32), the output of driving motor (32) is connected with belt pulley drive mechanism (33), the other end of belt pulley drive mechanism (33) is connected with axis of rotation (34), the external connection of axis of rotation (34) has first transport wheelset (35) and second transport wheelset (36), the centre top of axis of rotation (34) is provided with the protection network.

5. The method for feeding a multi-station coherent feeding device of a punching machine according to any one of claims 1 to 4, wherein:

s1, placing pipes to be processed inside a first bin (122) and a second bin (125), starting a servo motor (14), driving a main shaft (13) to rotate by the rotation of the servo motor (14), driving a rotating cylinder (121) to rotate while the main shaft (13) rotates, when the rotating cylinder (121) rotates, a bottom discharge port (123) of the rotating cylinder coincides with a material guide cylinder (115) inside a fixed cylinder (111), enabling the pipes inside the first bin (122) and the second bin (125) to fall inside a material distribution assembly (2) through the discharge port (123) and the material guide cylinder (115), driving the rotating cylinder (121) to rotate for a circle by the rotation of the servo motor (14), and simultaneously supplying the pipes inside the first bin (122) and the second bin (125) to the four material guide cylinders (115) through the discharge port (123);

s2, the pipe material falls in the protection shell (21) through the material guide groove (15), the pipe material falls in the left side of the material distributing frame (26), meanwhile, the pipe material presses the material distributing frame (26) to rotate around the rotating pin (24) through gravity, the pipe material falls in the left side channel inside the protection shell (21) and the material guide plate (22) through the inclination of the material distributing frame (26), when the second pipe material falls through the material guide groove (15), the pipe material falls on the right side of the material distributing frame (26), the material distributing frame (26) is pressed to incline towards the right side, the pipe material falls in the right side channel between the protection shell (21) and the material guide plate (22), the pipe material on the left side falls above the second conveying wheel set (36), and the pipe material on the right side falls above the first conveying wheel set (35).