CN114572619A

CN114572619A - Full-automatic buffer loading and unloading device for long pipe elbow of header

Info

Publication number: CN114572619A
Application number: CN202210319559.5A
Authority: CN
Inventors: 林姚辰; 卢洪; 罗文国; 潘宝山; 樊智涌; 刘勇; 王林森; 尤勇; 林伟明
Original assignee: Zhejiang King Mazon Machinery Co ltd; Dongfang Boiler Group Co Ltd
Current assignee: Zhejiang King Mazon Machinery Co ltd; Dongfang Boiler Group Co Ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-06-03
Anticipated expiration: 2042-03-29
Also published as: CN114572619B

Abstract

The invention discloses a full-automatic caching loading and unloading device for a header long pipe elbow, which comprises a caching frame for stacking and placing pipe joints, wherein the caching frame comprises two supporting frames, a plurality of material storage partition plates and a plurality of fans for accelerating the cooling of the pipe joints, the two supporting frames are arranged in the left and right directions, the plurality of material storage partition plates are obliquely arranged between the two supporting frames, the plurality of material storage partition plates are arranged in the up and down directions, and the plurality of fans are arranged on the same supporting frame; the device also comprises a feeding mechanism used for conveying the pipe joint to the cache frame and a discharging mechanism used for taking the pipe joint out of the cache frame, wherein the feeding mechanism is arranged on the rear side of the cache frame, and the discharging mechanism is arranged on the front side of the cache frame. Therefore, the pipe joint is temporarily stored on the material storage partition plate of the three-dimensional cache frame, and the pipe joint is cooled by air cooling through the fan, so that the cooling rate of the pipe joint is increased; the automatic storing and taking of the pipe joints are realized through the feeding mechanism and the discharging mechanism, and the circulation efficiency of the pipe joints is accelerated.

Description

Full-automatic buffer loading and unloading device for header long pipe elbow

Technical Field

The invention relates to the field of boiler manufacturing and transportation, in particular to a full-automatic caching loading and unloading device for a long pipe elbow of a boiler.

Background

At the present stage, the collection of the header long pipe elbow joint after the closing-up is completed manually, and after the closing-up processing, a material cylinder is filled manually, and then the material cylinder is transferred to a designated position by a travelling crane for natural cooling. The header long pipe elbow joint product has the characteristic of multiple specifications, each specification is generally a small batch in the production of the header long pipe joint, a single drawing number is only dozens of or 100, pipe joints of the same specification or the same part which are closed up are manually installed in material cylinders, the mode needs more material cylinders for classified collection, the material cylinders need to be adjusted to a stacking site in advance, and the use area of the workshop site is occupied; due to the fact that the number of the classified parts is large and the number of the pipe joints is large, frequent travelling crane hoisting can exist, and the use of the travelling crane is occupied. After closing up, the surface temperature of the pipe joint is as high as 800 ℃, all the materials are manually stacked into the material barrel, and the instability factors of the later driving in the turning process are large, and certain safety factors such as high-temperature burn exist; the weight of a single long pipe joint exceeds 20kg, the number of the pipe joints is large, the labor intensity of workers is high, the efficiency is not high, and meanwhile, the method is relatively original and cannot meet the automatic use requirement of the long pipe joint of the header.

The patent document with publication number CN 110341151a discloses a multi-layer cooling box and a cooling method thereof, comprising two opposite side plates, wherein at least two layers of chain type conveying belts and at least one row of air blowers are arranged on the side plates, a plurality of chain type conveying belts are driven by a movable power mechanism, and in any state, the power mechanism is connected with at most one layer of chain type conveying belt; the power mechanism comprises a motor and a gear driven by the motor to rotate, the gear can be meshed with a driven wheel at one end of a rotating shaft of a chain type conveying belt at any height, the motor is driven by a belt conveying line to lift and can be slidably arranged on guide rails extending to the upper and lower parts of the uppermost and lowermost chain type conveying belts, and the belt of the belt conveying line is connected with the motor; the two ends of the chain type conveying belt are provided with a first transfer machine and a second transplanting machine, the outer side of the first transfer machine is provided with a feeding conveyor, the outer side of the second transfer machine is provided with a blanking conveyor, the first transfer machine can be lifted and butted with one end of any chain type conveying belt and can be butted with the feeding conveyor, and the second transfer machine can be lifted and butted with the other end of any chain type conveying belt and can be butted with the blanking conveyor. First move and carry machine and second and carry the machine and all include two-layer conveyer belt to the interval of two-layer conveyer belt equals the twice of adjacent two-layer chain conveyor belt's interval, simultaneously, the return line of backflow conveyor line equals the interval between the two-layer conveyer belt with the chain conveyor belt's of the superiors interval, consequently, works as when first move carries the conveyer belt that machine, second moved the machine upper strata and when the butt joint of return line, the conveyer belt of its lower floor can dock with the chain conveyor belt of the highest position simultaneously, thereby can control the backward flow of charging tray and receive simultaneously and accomplish refrigerated charging tray.

In the prior art, after an article which is temporarily stored and cooled is conveyed to a chain conveyor belt by a first transfer machine, the cooled article is conveyed to a second transfer machine by the chain conveyor belt and then taken out; when the pipe joints are transferred from one end of the first transfer machine to the chain type conveying belt, the two ends of the pipe joints are easy to deviate, so that the pipe joints placed on the chain type conveying belt are different in shape and cannot be stably and smoothly taken out in sequence; and the structure in the prior art is more complex, and the cost and the maintenance cost are higher.

Disclosure of Invention

In order to solve the problems that the temperature is high after the header long pipe elbow joint is machined and manufactured and the occupied area of stacked parts is large in the prior art, the invention aims to provide the full-automatic caching feeding and discharging device for the header long pipe elbow, the pipe fittings are automatically conveyed to a three-dimensional caching frame through a feeding mechanism to be cooled, the space occupied by cooling circulation is further reduced, and the efficiency of cooling the pipe fittings is improved.

In order to achieve the purpose, the invention adopts the following technical scheme: a full-automatic caching loading and unloading device for a header long pipe elbow comprises a caching frame, a loading mechanism and a discharging mechanism, wherein the caching frame is used for stacking and placing pipe joints, the loading mechanism is used for conveying the pipe joints to the caching frame, the discharging mechanism is used for taking the pipe joints out of the caching frame, the loading mechanism is arranged on the rear side of the caching frame, and the discharging mechanism is arranged on the front side of the caching frame; the buffer storage frame comprises a plurality of material storage partition plates and a fan for air cooling, the material storage partition plates are arranged in the vertical direction, the material storage partition plates are obliquely arranged, the feeding ends of the material storage partition plates are higher than the discharging ends, the feeding mechanism comprises a feeding support plate, a feeding frame and a feeding driving assembly, the feeding support plate is slidably mounted on the feeding frame through the feeding driving frame, the feeding driving assembly further comprises a first motor, a first transmission shaft, a first gear and a first rack, the first motor is mounted on the feeding driving frame through a first motor mounting frame, the first transmission shaft is connected with the first motor, the first transmission shaft is rotatably connected with the feeding driving frame, the first gear is mounted on the first transmission shaft, the first rack is fixed on the feeding frame and meshed with the first gear, during feeding, the first motor drives the feeding driving frame to move up and down along the feeding frame through the first transmission shaft, the first gear and the first rack, and the feeding driving frame is stopped at any height; the feeding supporting plate is hinged with the feeding driving frame through a hinge shaft, the feeding driving assembly further comprises a first air cylinder, one end of the first air cylinder is connected with the feeding driving frame, the other end of the first air cylinder is connected with the feeding supporting plate, and the feeding supporting plate is driven to overturn and unload materials through the first air cylinder; the middle section of the feeding supporting plate is sunken to form an accommodating space for preventing the pipe joint. Therefore, the size of land required by cooling the pipe joint is reduced by temporarily storing the pipe joint on the material storage partition plate of the three-dimensional buffer storage rack; the pipe joint is cooled by air through the fan, so that the cooling rate of the pipe joint is increased; the automatic storage of the pipe joint is realized through the feeding mechanism, the circulation efficiency of the pipe joint is accelerated, and the manual intervention is reduced.

Preferably, the buffer storage frame comprises two support frames, a plurality of material storage partition plates are arranged between the support frames, the discharge sides of the material storage partition plates are hinged to the buffer storage frame, and the discharge sides of the material storage partition plates are arranged on the buffer storage frame in a vertically adjustable mode.

As preferred, all install a plurality of first regulating plates on two liang of support frames, first regulating plate sets up the feed end at the support frame, the direction is arranged from top to bottom to first regulating plate on same support frame, a plurality of first regulating plates and a plurality of material stock baffle one-to-ones, the both sides of the feed end of a plurality of material stock baffles are rotated respectively and are installed first regulating spindle, equal threaded connection has first adjusting bolt on the first regulating spindle, a plurality of first regulating plates and a plurality of first adjusting bolt one-to-ones, first regulating plate is located first adjusting bolt's below, first adjusting bolt offsets with first regulating plate.

Preferably, the front end and the rear end of the feeding supporting plate are upwards turned, and the left end and the right end of the feeding supporting plate are fixedly provided with a second baffle plate, so that the pipe joint is stably placed on the feeding supporting plate.

Preferably, the discharging mechanism comprises a discharging supporting plate for containing the pipe joint, a plurality of comb plates are mounted at the feeding end of the discharging supporting plate, and a plurality of first material taking ports are formed in the discharging end of the material storage partition plate; during the ejection of compact, discharge mechanism's ejection of compact layer board reciprocates and targets in place, and the fishback on the ejection of compact layer board stretches into stock baffle below, and the ejection of compact layer board drives the fishback upward movement and passes the first material mouth of getting that sets up at stock baffle ejection of compact side again to hold up the coupling on the stock baffle, after the coupling strideed across the fender material piece of stock baffle discharge end, the coupling slided to the ejection of compact layer board along the fishback.

Preferably, discharge mechanism still includes ejection of compact frame and is used for driving the second motor that ejection of compact layer board reciprocated, and ejection of compact layer board passes through ejection of compact driving rack slidable mounting on the ejection of compact frame.

Preferably, the discharging supporting plate and the second adjusting plate can be arranged on the discharging driving frame in a front-back adjusting mode.

Preferably, the discharging supporting plate is obliquely arranged; the feeding side of the discharging supporting plate is hinged with the second adjusting plate, and the discharging side of the discharging supporting plate is arranged on the second adjusting plate in a vertically adjustable mode.

Preferably, the pair further includes a transport mechanism for transporting the pipe joint taken out from the upper side of the rack to the same position.

Preferably, the conveying mechanism comprises a plurality of material taking frames and a plurality of rollers, and a plurality of second material taking ports corresponding to the plurality of material taking frames are formed in the material discharging end of the material discharging supporting plate; when the discharging supporting plate moves downwards, the material taking frame moves backwards, penetrates through the second material taking hole from bottom to top, so that the pipe joint is jacked upwards and slides to the plurality of rollers of the conveying mechanism along the slope surface, and the plurality of rollers drive the pipe joint to move towards one end of the conveying mechanism together.

The technical scheme of the invention has the beneficial effects that: 1. the pipe joint is temporarily stored in the material storage partition plate of the three-dimensional buffer storage rack, so that the land size required by cooling the pipe joint is reduced; the pipe joint is cooled by air through the fan, so that the cooling rate of the pipe joint is increased; the automatic storing and taking of the pipe joints are realized through the feeding mechanism and the discharging mechanism, the circulation efficiency of the pipe joints is accelerated, and the device has high automation degree; 2. the automatic storing, taking, cooling and positioning of the pipe joint are realized through the feeding mechanism, the material taking mechanism and the conveying mechanism, the automation degree of the device is greatly improved, and the labor intensity and the accidental risks of workers are reduced; 3. the buffer storage rack can be inclined left and right through the first support legs, and the material storage partition plates are inclined front and back at the same time, so that the pipe joints are aligned to the left side or the right side in the process of moving from back to front, and the material discharge of the pipe joints is more tidy; 4. the material storage partition plate is formed by connecting a plurality of supporting plates and a plurality of connecting plates in a longitudinal and transverse mode, the air permeability of the device is improved, and the cooling efficiency of the pipe joint is accelerated.

Drawings

FIG. 1 is a first structural schematic diagram of a full-automatic buffer loading and unloading device for a header long pipe elbow;

FIG. 2 is a second schematic structural view of a full-automatic buffer loading and unloading device for a long pipe elbow of a header;

FIG. 3 is a schematic structural diagram of a cache shelf;

FIG. 4 is a first schematic structural view of the supporting frame;

FIG. 5 is a second schematic structural view of the supporting frame;

FIG. 6 is a schematic view of the storage partition;

FIG. 7 is a schematic structural diagram of a feeding mechanism;

fig. 8 is a schematic structural view of the feeding frame;

FIG. 9 is a schematic view of a connection structure of a feeding driving assembly and a feeding supporting plate;

FIG. 10 is a schematic structural view of a loading pallet;

FIG. 11 is a schematic structural view of a discharging mechanism;

FIG. 12 is a first schematic structural view of the discharging driving assembly, the comb tooth assembly and the discharging support plate;

FIG. 13 is a second schematic structural view of the discharge driving assembly, the comb tooth assembly and the discharge support plate;

FIG. 14 is a third schematic structural view of the discharge drive assembly, the comb tooth assembly and the discharge support plate;

FIG. 15 is a first schematic structural view of a fine adjustment assembly and a discharge drive assembly;

FIG. 16 is a second schematic structural view of the fine adjustment assembly and the discharge drive assembly;

FIG. 17 is a schematic structural view of a discharge blade;

fig. 18 is a schematic structural view of the comb plate;

FIG. 19 is a schematic view of the structure of the transport mechanism;

FIG. 20 is an enlarged view at A in FIG. 19;

fig. 21 is a schematic view of a take-off assembly.

Reference numerals: 1. a cache shelf; 11. a fan; 12. a support frame; 121. a rectangular frame; 122. a reinforcing plate; 123. connecting holes; 13. a material storage partition plate; 131. a support plate; 132. a first connecting plate; 133. a first striker plate; 134. a first material taking port; 135. a material blocking block; 136. a first adjustment shaft; 15. mounting a plate; 16. a first adjusting plate; 17. a friction plate; 18. a first leg;

2. a feeding mechanism; 21. a feeding frame; 211. feeding upright posts; 212. a first cross member; 22. a first connecting seat; 23. a feeding supporting plate; 231. an accommodating space; 232. a second material baffle plate; 24. a feeding drive assembly; 240. a limiting block; 241. a feeding driving frame; 242. a first motor; 243. a first mounting bracket; 244. a first transmission shaft; 245. a first gear; 246. a first rack; 247. a first slider; 248. a first slide rail; 249. a first cylinder; 25. a second leg;

3. a discharging mechanism; 31. a discharging frame; 311. a discharging upright post; 312. a second cross member; 32. a second connecting seat; 33. a discharging supporting plate; 331. a sliding port; 332. a second material taking port; 333. a third retainer plate; 34. a discharge drive assembly; 341. a discharging driving frame; 342. a second motor; 343. a second mounting bracket; 344. a second drive shaft; 345. a second gear; 346. a second slider; 347. a second slide rail; 348. a second rack; 35. a comb tooth assembly; 351. a comb plate; 3511. a comb-tooth part; 3512. a sliding part; 352. a second cylinder; 353. a linkage plate; 354. a guide plate; 36. a fine tuning component; 361. a second adjusting plate; 362. a third slide rail; 363. a third slider; 364. a third adjusting plate; 365. a second adjusting bolt; 366. a fourth adjusting plate; 367. a third adjusting bolt; 37. a third leg;

4. a conveying mechanism; 41. a conveying mounting rack; 411. a fifth striker plate; 42. a moving assembly; 421. a roller; 422. a roller shaft; 423. a sprocket; 424. a third motor; 43. a material taking assembly; 431. a material taking frame; 4311. a slope surface; 432. a third cylinder; 433. a synchronization lever; 434. a second connecting plate; 435. a fourth striker plate; 436. a material taking slide rail; 44. a proximity switch.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

For convenience of description, the loading mechanism 2 is located at the rear position in fig. 1, and the aligning device is located at the front position in the invention.

As shown in fig. 1 and 2, the full-automatic buffer loading and unloading device for the pipe joint of the header long pipe comprises a buffer storage frame 1 for placing the pipe joint, a feeding mechanism 2 for feeding the pipe joint to the buffer storage frame 1, a discharging mechanism 3 for taking the pipe joint out of the buffer storage frame 1, and a conveying mechanism 4 for feeding one end of the pipe joint to a uniform position, wherein the feeding mechanism 2 is arranged at a feeding end at the rear side of the buffer storage frame 1, the discharging mechanism 3 is arranged at a discharging end at the front side of the buffer storage frame 1, and the conveying mechanism 4 is arranged at a discharging end at the front side of the discharging mechanism 3.

As shown in fig. 1-3, the buffer frame 1 is of an open structure, the buffer frame 1 includes two support frames 12, a plurality of material storage partition plates 13 for supporting the pipe joints, and a plurality of fans 11 for accelerating cooling of the pipe joints, the two support frames 12 are arranged in the left-right direction, the plurality of material storage partition plates 13 are arranged in the up-down direction and are installed between the two support frames 12, and the plurality of fans 11 are all installed on the same support frame 12, so that unidirectional air flow is formed at the left side and the right side of the material inlet and outlet of the buffer frame 1, and the fans are prevented from being damaged by high temperature; the feeding mechanism 2 sends the pipe joint to the rear end of the material storage partition plate 13, and the discharging mechanism 2 takes the pipe joint out from the discharging end on the front side of the material storage partition plate 13. In other embodiments, the fans are respectively arranged on the two support frames on the left side and the right side of the feeding and discharging of the cache frame (1) so as to form convection air cooling.

In order to allow the pipe connection to be moved from the rear feed end of the storage partition 13 to the front discharge end of the storage partition 13, in the present embodiment, the plurality of storage partitions 13 are disposed in an inclined manner, and the height of the feed end of the storage partition 13 is higher than that of the discharge end, so that the pipe connection can be moved from the rear side of the storage partition 13 to the front side of the storage partition 13 by its own weight.

Due to different specifications and weights of the pipe joints, the pipe joint with lighter weight cannot slide to the discharge end of the material storage partition plate 13 through self weight, so that the pipe joint is stacked on the feed end of the material storage partition plate 13; in order to solve the above problem, in this embodiment, as shown in fig. 3 to 6, it is preferable that the discharging side of the stock partition 13 is hinged to the buffer rack 1, the discharging side of the stock partition 13 is vertically adjustable and mounted on the buffer rack 1, and the inclination angle of the stock partition 13 is further adjusted. Therefore, the inclination angle of the material storage partition plate 13 for storing the pipe joints with the specification can be adjusted according to the specification of the pipe joints, and the pipe joints can be smoothly taken out of the buffering frame 1.

Further preferably, the left and right sides of the discharge end of the front side of the stock separation plate 13 are hinged to the two support frames 12 through first hinge shafts respectively, the left and right sides of the discharge end of the rear side of the stock separation plate 13 are rotatably provided with first adjusting shafts 136, the first adjusting shafts 136 are in threaded connection with first adjusting bolts, a plurality of first adjusting plates 16 are fixedly mounted on the two support frames 12, the plurality of first adjusting plates 16 on each support frame 12 are vertically arranged, the plurality of first adjusting plates 16 correspond to the plurality of stock separation plates 13 one to one, the first adjusting plates 16 are located below the stock separation plate 13, the first adjusting bolts penetrate through the first adjusting shafts 136 and press on the first adjusting plates 16, so that the height of the rear end of the stock separation plate 13 is adjusted by rotating the first adjusting bolts, and the inclination angle of the stock separation plate 13 is adjusted. In other embodiments, the first adjusting plate may also be located above the first adjusting shaft, a kidney-shaped hole is formed in the first adjusting plate, a threaded section of the first adjusting bolt penetrates through the kidney-shaped hole to be in threaded connection with the first adjusting shaft, and the head of the first adjusting bolt presses on the first adjusting plate, so that the rear end of the stock partition plate is lifted by the two first adjusting plates and the two first adjusting bolts.

It is further preferred that a plurality of first legs 18 capable of adjusting the height are mounted on the bottom of each of the two support frames 12. Thus, the height of the first leg 18 is adjusted to enable the two support frames 12 to be at different heights, and the material storage partition plate 13 between the support frames 12 is inclined in the left-right direction. So set up, because the length of every coupling is different, the position that the coupling was deposited on material storage baffle 13 is different, so for the convenience discharge mechanism take out the coupling from material storage baffle 13, through the height of the support frame 12 of adjusting the left and right sides for the coupling is at the gliding in-process of the discharge end of the side direction material storage baffle front side behind material storage baffle 13, and the coupling can skew to left side or right side, aligns the one end of coupling.

In order to increase the cooling effect of the buffer rack and the connection effect between the support frame and the stock partition, this embodiment is preferable, as shown in fig. 4 and 5, the support frame 12 includes a rectangular frame 121 and a plurality of reinforcing plates 122, the plurality of reinforcing plates 122 are vertically disposed, the plurality of reinforcing plates 122 are fixedly connected with the rectangular frame 11, in order to ensure the stability of the connection between the stock partition 13 and the support frame 12, a plurality of connecting holes 123 are respectively formed in each reinforcing plate 122, the plurality of connecting holes 123 on each reinforcing plate 122 are vertically arranged, a plurality of connecting shafts are respectively rotatably installed at the left end and the right end of the stock partition 13, the connecting shafts are in one-to-one correspondence with the connecting holes 123, and the connecting shafts can slide along the connecting holes 123.

Further preferably, in order to facilitate the installation of the fan 11, a certain distance is ensured between the fan 11 and the pipe joint, and the cooling effect of the pipe joint is increased, so that a plurality of installation plates 15 are fixedly installed on the right side of the support frame 12 on the right side in the embodiment, the upper and lower ends of the installation plates 15 are bent leftward and are fixedly connected with the rectangular frame 121 of the support frame 12, and the plurality of fans 1 are installed on the support frame 12 through the installation plates 15.

Further preferably, the stock partition 13 is a rectangular frame structure formed by fixedly connecting a plurality of longitudinal rods and transverse rods, as shown in fig. 6, the stock partition 13 includes a plurality of support plates 131 for supporting pipe joints and a plurality of first connection plates 132 for connecting the support plates 131 together, the support plates 131 are longitudinal rods, the first connection plates 132 are transverse rods, the plurality of support plates 131 are arranged in the left-right direction, the plurality of first connection plates 132 are arranged in the front-back direction, and the support plates 131 are fixedly connected with the first connection plates 132. Since the lengths, diameters, and other specifications of the plurality of pipe joints with cooling are different, it is preferable in this embodiment that the plurality of support plates 131 are gradually denser from left to right; therefore, the strength of the material storage partition plate can be guaranteed, a plurality of gaps can be reserved on the material storage partition plate 13, and the cooling effect of the cache frame 1 is improved. Further preferably, in order to prevent the pipe joint from slipping off the material storage partition plate 13, the material storage partition plate 13 further comprises two first material blocking plates 133 and a plurality of material blocking blocks 135, the two first material blocking plates 133 are respectively installed at the left end and the right end of the discharging end of the material storage partition plate 13, and the plurality of material blocking blocks 135 are respectively fixed at the front ends of the plurality of supporting plates 131.

In order to increase the stability of the installation of the material storage partition plate 13, in the present embodiment, preferably, a friction plate 17 is installed on the rectangular frame 121 of each support frame 12, and the first striker plates 133 at the left and right ends of the material storage partition plate 13 respectively abut against the two friction plates 17.

As shown in fig. 1, 2, 3 and 7, the feeding mechanism 2 includes a feeding frame 21, a feeding support plate 23 for preventing a pipe joint, and a feeding driving assembly 24 for driving the feeding support plate 23 to deliver the pipe joint to the material storage partition, the feeding frame 21 is fixedly connected to the rear end of the support frame 12 of the buffer frame 1 through a first connecting seat 22, the feeding support plate 23 is slidably mounted on the feeding frame 21 through a feeding driving frame 241, and the feeding driving assembly 24 can drive the feeding driving frame 241 to slide and drive the feeding support plate 23 to turn over.

In order to guarantee the stability of the motion of the feeding support plate 24, the feeding frame 21 comprises two feeding upright posts 211, the left and right directions of the two feeding upright posts 211 are arranged, the two feeding upright posts 211 are respectively fixedly connected with the rectangular frames 121 of the two support frames 12 of the buffer storage frame 1 through a plurality of first connecting seats 22, the top sections of the two feeding upright posts 211 are fixedly connected through a first cross beam 212, the two feeding driving frames 241 are respectively connected with the two feeding upright posts 211 in a sliding manner, the feeding support plate 23 is arranged between the two feeding driving frames 241, and then the feeding driving assembly 24 drives the feeding support plate 23 to move up and down along the feeding upright posts 211 through the two feeding driving frames 241.

Further preferably, as shown in fig. 7, 8 and 9, the feeding driving assembly 24 includes a first motor 242, a first transmission shaft 244, two first cylinders 249, two first gears 245 and two first racks 246; the feeding supporting plate 23 is fixedly provided with a second hinge shaft, two ends of the second hinge shaft are respectively hinged to the two feeding driving frames 241, one ends of the two first cylinders 249 are connected with the feeding supporting plate 23, the other ends of the two first cylinders 249 are connected with the two feeding driving frames 241 respectively, the first motor 242 is installed on one of the feeding driving frames 241 through the first installation frame 243, one end of the first transmission shaft 244 is connected with the first motor 242, the first transmission shaft 244 is rotatably connected with the two feeding driving frames 241 through a bearing, the two first gears 245 are installed on the first transmission shaft 244, the two first racks 246 are installed on the two feeding upright posts 211 respectively, and the two first gears 245 are meshed with the two first racks 246 respectively.

Further preferably, in order to improve the stability of the sliding of the feeding driving rack 241 on the feeding upright 211, as shown in fig. 7, 8 and 9, first sliding rails 248 are respectively fixed on the two feeding upright 211, first sliding blocks 247 are respectively fixed on both the two feeding driving racks 241, and the two first sliding rails 248 are respectively connected with the two first sliding blocks 247 in a sliding manner.

In order to ensure that the pipe joint cannot slide out of the feeding support plate 23 when the feeding support plate 23 moves, in the preferred embodiment, as shown in fig. 10, the front end and the rear end of the feeding support plate 23 are turned upwards, so that the middle section of the feeding support plate 23 forms a concave accommodating space 231, the left end and the right end of the feeding support plate 23 are fixed with second baffle plates 232, so that the feeding support plate 23 is in a tipping bucket shape, and the feeding support plate 23 has a first tipping position for storing the pipe joint and a second tipping position for tipping the pipe joint. Meanwhile, in order to ensure that the pipe joint can be sent to the material storage partition plate 13, the length of the left and right directions of the material loading supporting plate 23 is preferably smaller than the distance between the first material blocking plates 133 on the left and right sides of the material storage partition plate 13; therefore, when the feeding supporting plate 23 moves up and down, the feeding supporting plate 23 is located on the rear side of the material storage partition plate 13, when the first cylinder 249 drives the feeding supporting plate 23 to turn over, the front end of the feeding supporting plate 23 swings downwards to the position above the material storage partition plate 13, and therefore a pipe joint is prevented from having a gap in the process of sliding from the feeding supporting plate 23 to the material storage partition plate 13, and the pipe joint is stably conveyed to the material storage partition plate 13.

Further preferably, as shown in fig. 9, in order to prevent the loading pallet from being turned over excessively, two limiting blocks 240 are fixedly mounted on each loading driving rack 241, one end of the second hinge shaft is located between the two limiting blocks 240 on one loading driving rack 241, and the other end of the second hinge shaft is located between the two limiting blocks 240 on the other loading driving rack 241.

In order to match the state that the buffer rack 1 inclines left and right, in the present embodiment, as shown in fig. 7 and 8, a plurality of second legs 25 capable of adjusting the height are respectively installed at the bottom of the two feeding columns 211.

The process that the feeding mechanism 2 conveys the pipe joint to the buffer storage frame 1 is as follows: after the pipe joint is placed on the feeding support plate, the first motor 242 is started and drives the first transmission shaft 244 to rotate, the first transmission shaft 244 drives the first gear 245 to rotate, the first gear 245 moves along the first rack 246, the first gear 245 drives one end of each of the two feeding driving frames 241 through the first transmission shaft 244, the two feeding driving frames 241 drive the feeding support plate 23 to move through the second hinge shaft, when the feeding support plate 23 moves to a required height, the first motor 242 stops operating, and the first cylinder 249 pushes the feeding support plate 23 to turn over, so that the pipe joint slides to the corresponding material storage partition plate 13 along the feeding support plate 23; then first cylinder 249 drive material loading layer board 23 resets, and first motor 242 drive material loading driving rack 241 resets, and material loading driving rack 241 drives material loading layer board 23 and resets.

As shown in fig. 1, 6, 11, 12, 13 and 14, the discharging mechanism 3 includes a discharging frame 31, a discharging driving assembly 34 and a comb tooth assembly 35, the discharging frame 31 is fixedly connected to the discharging end of the front side of the buffer frame 1 through a second connecting seat 32, the discharging driving assembly 34 includes a discharging driving frame 341, the discharging supporting plate 33 is slidably mounted on the discharging frame 31 through the discharging driving frame 241, the discharging driving assembly 34 drives the discharging driving frame 341 to slide up and down, the comb tooth assembly 35 includes a plurality of comb tooth plates 351, the plurality of comb tooth plates 351 are mounted at the rear end of the discharging supporting plate 33, a plurality of first material taking ports 134 are provided at the front end of each material storing partition plate 13, and the comb tooth plates 351 can penetrate through the first material taking ports 134 from bottom to lift up the pipe joints located at the front ends of the material storing partition plates 13, so that the pipe joints slide to the discharging supporting plate 33 along the comb tooth plates 351; thereby completing the fetching of the cache frame 1.

Because same stock partition 13 can be used for depositing the coupling of different specifications, further preferred, first material taking port 134 is intensive from a left side to the right side gradually, a plurality of fishback 351 and a plurality of first material taking port 134 one-to-one, a plurality of fishback 351 also are for setting up intensively from a left side to the right side gradually.

In order to make the operation of the discharging support plate more stable, in this embodiment, preferably, as shown in fig. 11, the discharging frame 31 includes two discharging columns 311, the two discharging columns 311 are arranged in the left and right directions, the two discharging columns 311 are connected by a second cross beam 312, and the two discharging columns 311 are respectively and fixedly connected with the rectangular frames 121 of the two support frames 12 of the buffer frame 1 by the second connecting seat 32; the number of the discharging driving frames 341 is two, the two discharging driving frames 341 are respectively in sliding fit with the two discharging upright columns 311, and the discharging supporting plate 33 is installed between the two discharging driving frames 341. Further, in order to make the sliding of the discharging pallet 33 more stable, the discharging driving assembly includes two second sliding blocks 346 and two second sliding rails 347, the two second sliding blocks 346 are respectively fixed on the two discharging driving racks 341, the two second sliding rails 347 are respectively fixed on the two discharging columns 311, and the second sliding blocks 346 are in sliding fit with the second sliding rails 347.

Further preferably, as shown in fig. 11 to 16, the discharging driving assembly 34 further includes a second motor 342, a second transmission shaft 344, two second gears 345 and two second racks 348, the second motor 342 is mounted on one of the discharging driving frames 341 through a second mounting frame 343, one end of the second transmission shaft 344 is connected to the second motor 342, the second transmission shaft 343 is rotatably connected to the two discharging driving frames 341 through bearings, the two second gears 345 are mounted on the second transmission shaft 344, the two second racks 348 are respectively and fixedly mounted on the two discharging columns 311, and the two second gears 345 are respectively engaged with the two second racks 348. Further, a plurality of third support legs 37 capable of adjusting the height are mounted at the bottom of the two discharging upright columns 311.

In order to enable the comb plate 351 to take out pipe joints from the storage partition plates 13 with different heights, in the preferred embodiment, as shown in fig. 12 to 17, the comb plate 351 is slidably arranged at the rear end of the discharging supporting plate 33; the comb tooth assembly 35 further comprises a guide plate 354, a linkage plate 353 and a second cylinder 352, the guide plate 354 is fixedly mounted at the bottom of the discharging supporting plate 33, a plurality of sliding holes are formed in the guide plate 354, a plurality of comb plates 351 are in one-to-one correspondence with the plurality of sliding holes, a sliding portion 3512 protrudes from the bottom of the comb plates 351, the comb plates 351 and the guide plate 354 are in sliding connection with the sliding holes through the sliding portions 3512, the front ends of the comb plates 351 are fixed on the linkage plate 353, one end of the second cylinder 352 is connected with the discharging supporting plate 33, and the other end of the second cylinder 352 is connected with the linkage plate 353. Like this, when the material was got from material stock baffle 13 to needs, ejection of compact layer board 33 drove a plurality of fishback 351 and moved to corresponding position after, second cylinder 352 drive fishback 351 stretches out, and then takes out the coupling on the material stock baffle 13. In other embodiments, the discharging support plate 33 can be driven to move back and forth to achieve the above purpose and effect.

In order to make the comb plate 351 more accurate in the position when getting the material, in this embodiment, as shown in fig. 14 and fig. 15, the discharging mechanism 3 further includes a fine adjustment assembly 36 for adjusting the front and rear positions of the discharging supporting plate 33, the fine adjustment assembly 36 includes two second adjusting plates 361, the two second adjusting plates 361 are respectively slidably mounted on the two discharging driving frames 341, the discharging supporting plate 33 is located between the two second adjusting plates 361, and two ends of the discharging supporting plate 33 are respectively connected with the two second adjusting plates 361. Further, the fine adjustment mechanism 36 further includes two third adjustment plates 364, two third sliders 363, two third slide rails 362 and a plurality of second adjustment bolts 365, the two third sliders 363 are respectively installed on the two discharging driving frames 341, the two third slide rails 362 are respectively installed on the two second adjustment plates 361, the two third sliders 363 are respectively connected with the two third slide rails 362 in a sliding manner, the two third adjustment plates 364 are respectively and fixedly installed on the two feeding driving frames 341, through holes are respectively opened on the two third adjustment plates 364, and one end of each of the plurality of second adjustment bolts 365 passes through the through hole on the two third adjustment plates 364 and is respectively connected with the two second adjustment plates 361 in a threaded manner. Through rotating second adjusting bolt 365 like this, change ejection of compact layer board 34 fore-and-aft direction's position, and then make discharge mechanism 3 when the ejection of compact, the position at fishback 351 place is more accurate.

In order to make the pipe joint automatically slide from the comb plate 351 to the front end of the discharging supporting plate 33 by self weight, the present embodiment preferably has the discharging supporting plate 33 obliquely arranged, the discharging supporting plate 33 is low in front and high in back, and then the pipe joint slides to the front of the discharging supporting plate 33 by self weight. Further preferably, a plurality of sliding openings 331 are opened at the front end of the discharging supporting plate 33, comb teeth portions 3511 are protruded on the comb plates 351, the comb teeth portions 3511 of the comb plates 351 correspond to the sliding openings 331 one to one, the sliding openings 331 are in sliding fit with the comb teeth portions 3511, and the top surfaces of the comb teeth portions 3511 are flush with the top surface of the discharging supporting plate.

Preferably, in order to adapt to pipe joints with different specifications, the discharging supporting plate 33 is movably connected with the second adjusting plate 351, so that the inclination angle of the discharging supporting plate can be adjusted conveniently; the discharging supporting plate 33 is hinged to the second adjusting plates 361, the two second adjusting plates 361 are fixedly provided with fourth adjusting plates 366, the fourth adjusting plates 366 are provided with at least two third adjusting bolts 367 in a threaded connection mode, the third adjusting bolts 367 are located below the discharging supporting plate 33, and the third adjusting bolts 367 abut against the discharging supporting plate 33.

Further preferably, in the discharging process, as the pipe joint is firstly connected with the front end of the discharging supporting plate 33, in order to prevent the discharging supporting plate 33 from turning over in the process of taking out the pipe joint from the buffering frame 1, the rear side section of the discharging supporting plate 33 is hinged with two second adjusting plates 361, and the third adjusting bolt 367 abuts against the front side section of the discharging supporting plate; therefore, a lever structure with a long front and a short rear is formed by taking the hinged position of the discharging supporting plate 33 and the second adjusting plate 361 as a fulcrum, so that the front end of the discharging supporting plate 33 is automatically pressed down, and the stability of the discharging supporting plate 33 during discharging is ensured. Further, in order to improve the bearing capacity of the discharging supporting plate 33, a reinforcing plate 365 is fixedly mounted on each of the two second adjusting plates 361, the reinforcing plate 365 is located above the charging supporting plate 33, a waist-shaped hole is formed in the reinforcing plate 365, and one end of a connecting bolt penetrates through the waist-shaped hole to be in threaded connection with the discharging supporting plate 33.

In order to prevent the pipe joint from slipping off the discharging support plate 33, third material blocking plates 333 are fixedly installed on the left side, the right side and the front side of the discharging support plate 33.

In this embodiment, the process of taking out the pipe joint by the discharging mechanism 3 is as follows: the second motor 342 drives the second gear 345 to rotate through the second transmission shaft 344, the second gear 345 drives the second motor 342 and the discharging driving rack 341 to move along the second rack 348 through the second transmission shaft 344, the discharging driving rack 341 drives the discharging supporting plate 33 to move upwards through the second adjusting plate 361, when the pipe joint is about to reach the material storage partition plate 13, the second cylinder 352 drives the comb plate 351 to extend through the linkage plate 353, the second motor 342 continues to drive the discharging supporting plate 33 to move upwards, the comb plate 351 penetrates through the first discharging port 134 from the lower part of the first discharging port 134 to lift the pipe joint on the material storage partition plate 13, when the height of coupling is higher than the gauge block 135 of material stock baffle 13 front end, the coupling breaks away from with material stock baffle 13, and the coupling slides to ejection of compact layer board 33 along fishback 351 on, and second cylinder 352 resets through linkage 353 drive fishback 351, and second motor 342 drives ejection of compact layer board 33 and resets.

As shown in fig. 19, 20 and 21, the conveyor mechanism 4 includes a conveyor mounting frame 41, a take-off assembly 43 for taking off the coupling on the outfeed tray 33, a moving assembly 42 for bringing the coupling to a uniform position, and a proximity switch 44.

Preferably, the moving assembly 42 includes a third motor 424 and a plurality of rollers 421, the plurality of rollers 421 form a roller group, the rollers 421 are rotatably mounted on the conveying mounting frame 41 through roller shafts 422, an intermediate section of each roller 421 is recessed inward to form a limiting space for bearing and limiting the position of the pipe joint, chain wheels 423 are mounted on the roller shafts 422 of the rollers 421, the plurality of chain wheels 423 are driven by chains, the third motor 424 can drive one of the chain wheels 423 to further drive the roller shafts 422 to rotate, the proximity switch 44 is mounted on the conveying mounting frame, and the rollers 421 drive the pipe joint to move through friction; when the coupler abuts the proximity switch 44, the third motor 424 stops and the proximity switch 44 informs the robot via the host that it is in front of to grab. Further, a fifth material baffle is fixedly mounted on the mounting frame, and the fifth material baffle 411 is located on the front side of the first gear assembly 42, so that the pipe joint is prevented from sliding out of the conveying mounting frame.

The material taking assembly 43 comprises a plurality of material taking frames 431 and a plurality of third cylinders 432, each material taking frame 431 is triangular, the tip end of each material taking frame 431 is arranged upwards, the plurality of material taking frames 431 are arranged on the conveying mounting frame in a sliding mode, one end of each third cylinder 432 is connected with the conveying mounting frame, the other end of each third cylinder 432 is connected with the corresponding material taking frame 431, a plurality of second material taking holes 332 are formed in the front end of the discharging supporting plate 33, and the plurality of second material taking holes 332 correspond to the plurality of material taking frames 431 one to one. Further, a plurality of material taking slide rails 436 are mounted on the conveying mounting frame, a material taking slide block is fixedly mounted at the bottom of the material taking frame 431, and the material taking slide rails 436 are in sliding fit with the material taking slide block. The removed coupler slides forward from the ramp 4311 of the pick-up rack 431 onto the roller 421, and the roller 431 rotates to drive the coupler closer to the proximity switch 44. Further, in order to guarantee that a plurality of material taking frames 431 move synchronously, the plurality of material taking frames 431 are fixed on the same synchronizing rod 433, one end of a third cylinder 432 is connected with the conveying mounting frame, and the other end of the third cylinder 432 is connected with the synchronizing rod 433. The material taking process comprises the following steps: the pipe joint is driven to move downwards by the discharging support plate 33, the material taking frame 431 is driven to move backwards by the third air cylinder 432, the material taking frame 431 is wiped to be inserted into the second material taking hole 332 from bottom to top and penetrates through the second material taking hole 332, the slope 4311 at the front end of the material taking frame 431 and the third material baffle plate 333 at the front end of the discharging support plate 33 support the pipe joint together, the discharging support plate 33 continuously moves downwards to enable the pipe joint to be gradually separated from the discharging support plate 33, and the pipe joint slides to the roller 421 along the slope 4311 at the front end of the material taking frame 431.

In order to ensure that the pipe joint smoothly slides to the limiting space of the roller, in this embodiment, preferably, the front end of the material taking frame 431 is provided with a fourth material baffle 435 extending upwards, and the fourth material baffle 435 is fixedly connected with the front end of the material taking frame 431 through a second connecting plate 434. Like this, drive fourth striker plate 435 when getting work or material rest 431 removes, when the coupling slided backward along domatic 4311 of getting work or material rest 431 front end, fourth striker plate 435 can prevent the coupling and continue to remove, prevents because coupling inertia roll-off gyro wheel 421, and then reinforcing device's stability.

The front side section of the cache frame 1 is a discharge end, the rear side of the cache frame is a feed end, the front side of the discharge mechanism is a discharge end, the rear side section of the discharge mechanism is a feed end, the front side of the conveying mechanism is a discharge end, and the rear side of the conveying mechanism is a feed end. The header long pipe joint is generally made of alloy materials with thicker thickness, a longer period of time is needed for cooling from high temperature to normal temperature after heating, and in the automatic processing process of the header long pipe elbow joint, all devices need to work continuously and cooperatively to ensure the production efficiency.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims

1. The utility model provides a full-automatic buffer memory unloader on collection case long tube return bend which characterized in that: the pipe joint storage rack comprises a cache rack (1) for stacking and placing pipe joints, a feeding mechanism (2) for conveying the pipe joints to the cache rack (1) and a discharging mechanism (3) for taking the pipe joints out of the cache rack (1), wherein the feeding mechanism (2) is arranged on the rear side of the cache rack (1), and the discharging mechanism (3) is arranged on the front side of the cache rack (1); the buffer storage frame (1) comprises a plurality of material storage partition plates (13) and a fan for air cooling, the plurality of material storage partition plates (13) are arranged in the vertical direction, the plurality of material storage partition plates (13) are obliquely arranged, the feeding end of each material storage partition plate (13) is higher than the discharging end, the feeding mechanism (2) comprises a feeding support plate (23), a feeding frame (21) and a feeding driving assembly (24), the feeding support plate (23) is slidably mounted on the feeding frame (24) through the feeding driving frame (241), the feeding driving assembly (24) further comprises a first motor (242), a first transmission shaft (244), a first gear (245) and a first rack (246), the first motor (242) is mounted on the feeding driving frame (241) through a first motor mounting frame (243), the first transmission shaft (244) is connected with the first motor (242), and the first transmission shaft (244) is rotatably connected with the feeding driving frame (241), the first gears (245) are all arranged on the first transmission shaft (244), the first racks (246) are all fixed on the feeding frame (21), the first racks (246) are meshed with the first gears (245), and when feeding is performed, the first motor drives the feeding driving frame (241) to move up and down along the feeding frame (21) through the first transmission shaft (244), the first gears (245) and the first racks (246) and enables the feeding driving frame (241) to stop at any height; the feeding supporting plate (23) is hinged with the feeding driving frame (241) through a hinge shaft, the feeding driving assembly (24) further comprises a first air cylinder (249), one end of the first air cylinder (249) is connected with the feeding driving frame (241), the other end of the first air cylinder (249) is connected with the feeding supporting plate (23), and the feeding supporting plate is driven to overturn and unload through the first air cylinder (249); the middle section of the feeding supporting plate (23) is sunken to form an accommodating space (231) for preventing pipe joints.

2. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 1, wherein: buffer memory frame (1) includes two support frames (12), and a plurality of material stock baffles (13) set up between support frame (12), the delivery side of material stock baffle (13) is articulated with buffer memory frame (1), and the mode that the delivery side of material stock baffle (13) was adjusted is installed on buffer memory frame (1) from top to bottom.

3. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 2, wherein: all install a plurality of first regulating plates (16) on two support frames (12), first regulating plate (16) set up the feed end in support frame (12), the direction is arranged from top to bottom in first regulating plate (16) on the same support frame, a plurality of first regulating plates (16) and a plurality of material stock baffle (13) one-to-one, the both sides of the feed end of a plurality of material stock baffles (13) are rotated respectively and are installed first regulation axle (136), equal threaded connection has first adjusting bolt on first regulation axle (136), a plurality of first regulating plates (16) and a plurality of first adjusting bolt one-to-one, first regulating plate (16) are located first adjusting bolt's below, first adjusting bolt offsets with first regulating plate (16).

4. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 1, wherein: the front end and the rear end of the feeding supporting plate (23) are turned upwards, and second material blocking plates (232) are fixed at the left end and the right end of the feeding supporting plate (23), so that the pipe joint is stably placed on the feeding supporting plate (23).

5. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 1, wherein: the pipe joint storage rack is characterized by further comprising a discharging mechanism (3) for taking the pipe joint out of the buffer storage rack, wherein the discharging mechanism (3) comprises a discharging supporting plate (33) for containing the pipe joint, a plurality of comb plates (351) are mounted at the feeding end of the discharging supporting plate, and a plurality of first material taking ports (134) are formed in the discharging end of the material storage partition plate (13); during the ejection of compact, ejection of compact layer board (33) of discharge mechanism (3) reciprocates and targets in place, fishback (351) on ejection of compact layer board (33) stretch into material stock baffle (13) below, ejection of compact layer board (33) drive fishback (351) upward movement again and pass the first material mouth (134) of getting that sets up in material stock baffle (13) ejection of compact side, thereby hold up the coupling on material stock baffle (13), after the coupling strideed across material stop (135) of material stock baffle (13) discharge end, the coupling slides to ejection of compact layer board (33) along fishback (351).

6. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 5, wherein: the discharging mechanism (3) further comprises a discharging frame (31) and a second motor (342) used for driving the discharging supporting plate to move up and down, and the discharging supporting plate (33) is slidably mounted on the discharging frame (31) through a discharging driving frame (341).

7. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 6, wherein: the discharging supporting plate can be arranged on the discharging driving frame (341) in a front-back adjusting mode through a second adjusting plate (361).

8. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 7, wherein: the discharging supporting plate (33) is obliquely arranged; the feeding side of the discharging supporting plate (33) is hinged to a second adjusting plate (361), and the discharging side of the discharging supporting plate (33) is arranged on the second adjusting plate (361) in a vertically adjustable mode.

9. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 1, wherein: the pipe joint buffer device also comprises a conveying mechanism (4) used for conveying the pipe joints taken out of the buffer rack (1) to the same position.

10. The full-automatic buffer loading and unloading device for the long pipe elbow of the header as claimed in claim 9, wherein: the conveying mechanism comprises a plurality of material taking frames (431) and a plurality of rollers (421), and a plurality of second material taking holes (332) corresponding to the plurality of material taking frames (431) are formed in the material discharging end of the material discharging supporting plate (33); when the discharging supporting plate (33) moves downwards, the material taking frame (431) moves backwards, the material taking frame (431) penetrates through the second material taking hole (332) from bottom to top, so that the pipe joint is jacked upwards and slides to the plurality of rollers (421) of the conveying mechanism (4) along the slope surface (4311), and the plurality of rollers (421) drive the pipe joint to move towards one end of the conveying mechanism (4) together.