CN219468885U - Metal slide bar pipe fitting loading attachment - Google Patents

Abstract

The utility model relates to the technical field of pipe fitting mechanical conveying, and discloses a metal slide bar pipe fitting feeding device, which comprises a feeding mechanism, wherein a conveying mechanism is arranged at the discharge end of the feeding mechanism, slide bar pipe fittings in the feed end positioned at the lower side of the feeding mechanism are moved upwards one by the feeding mechanism, the slide bar pipe fittings are introduced into the conveying mechanism at the discharge end at the upper side of the feeding mechanism, and the slide bar pipe fittings are conveyed one by the conveying mechanism; the feeding mechanism comprises a feeding installation frame, feeding driving parts, feeding execution parts and feeding limiting parts, wherein the feeding execution parts are arranged on the feeding installation frame in a sliding mode, the discharging ends of the upper sides of the feeding execution parts incline towards the conveying mechanism, the feeding driving parts are connected with the upper parts of the feeding execution parts, the feeding limiting parts are two and symmetrically arranged on two sides of the feeding installation frame, flow guide assemblies are arranged on two opposite inner sides of the two feeding limiting parts, and the flow guide assemblies are arranged close to one end of the feeding execution parts in a downward inclined mode. This scheme simple structure carries out orderly material loading one by one to slide bar pipe fitting.

Description

Metal slide bar pipe fitting loading attachment

Technical Field

The utility model relates to the technical field of pipe fitting mechanical conveying, in particular to a metal slide bar pipe fitting feeding device.

Background

At present, when teacher's class, exhibition hall instructor indicate the explanation for spectator, often need to use the instruction pole, carry out supplementary explanation, the instruction pole is the stick form thing generally, adopts wood system or metal to make, for portable use, now adopts telescopic instruction pole mostly, this kind of telescopic instruction pole includes a loop bar, and the loop bar is hollow structure, wears to stretch at least one slide bar in the loop bar to be connected through the block solid subassembly, so that the user adjusts the length of instruction pole according to actual demand.

When the telescopic indicating rod is assembled, the hollow pipe fitting is required to be cut according to the preset size through the cutting machine to form the sleeve rod, the handle part is arranged at one end of the sleeve rod, the clamping component is arranged at the other end of the sleeve rod, and at least one sliding rod is penetrated and stretched into the sleeve rod through the clamping component. The feeding of slide bar is related to in this assembly process, adopts the vibration hopper to send out slide bar one by one now mostly, but the slide bar in the hopper too much is close to discharge gate department and can take place to block up, can't blanking smoothly, influences subsequent processing, and production efficiency is not high, consequently, needs to provide a simplification production facility structure to can be to the metal slide bar pipe fitting loading attachment of slide bar orderly feeding one by one.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a novel metal sliding rod pipe fitting feeding device, so as to solve the problems that in the feeding process of the sliding rod pipe fitting of the existing indicating rod, too many parts close to a discharge hole are blocked and smooth blanking is impossible.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the metal slide bar pipe fitting feeding device is used for orderly feeding slide bar pipe fittings one by one and comprises a feeding mechanism, wherein a conveying mechanism is arranged at the discharge end of the feeding mechanism, the feeding mechanism moves the slide bar pipe fittings in the feeding end positioned at the lower side of the feeding mechanism one by one, the discharge end positioned at the upper side of the feeding mechanism introduces the slide bar pipe fittings into the conveying mechanism, and the slide bar pipe fittings are conveyed one by one through the conveying mechanism;

the feeding mechanism comprises a feeding installation frame, feeding driving parts, feeding execution parts and feeding limiting parts, wherein the feeding execution parts are arranged on the feeding installation frame in a sliding mode, the discharging ends of the upper sides of the feeding execution parts are inclined to the conveying mechanism, the feeding driving parts are arranged at the lower parts of the feeding installation frame, the working ends of the feeding driving parts are connected with the upper parts of the feeding execution parts, the feeding limiting parts are two, the two feeding limiting parts are symmetrically arranged on two sides of the feeding installation frame, the two inner sides of the two opposite sides of the feeding limiting parts are respectively provided with a flow guide assembly, and the flow guide assemblies are close to one end of the feeding execution parts and are arranged in a downward inclined mode.

Further, the material loading executive component includes the material loading connection plate, the material loading connection plate is close to one side of water conservancy diversion subassembly is equipped with the blowing subassembly, the material loading connection plate is kept away from one side of water conservancy diversion subassembly is equipped with the slide rail spare, and through the slide rail spare with material loading mounting bracket sliding connection, through the drive of material loading drive part the blowing subassembly reciprocates along the slide rail spare.

Further, the discharging assembly comprises three discharging pieces, wherein the three discharging pieces are respectively arranged at the first discharging piece at the lower part of the feeding connecting plate, the second discharging piece at the middle part of the feeding connecting plate and the third discharging piece at the upper part of the feeding connecting plate, and the first discharging piece, the second discharging piece and the third discharging piece are arranged in a stepped mode, and the top of each discharging piece is provided with a discharging part for placing a sliding rod pipe.

Further, the material loading limiting component includes the material loading limiting plate, the material loading limiting plate is kept away from the one end of material loading executive component sets up at least one angle adjustment hole, the water conservancy diversion subassembly corresponds the setting locating pin in angle adjustment hole, the water conservancy diversion subassembly pass through the angle adjustment hole with the material loading limiting plate is connected.

Further, the feeding limiting plate is provided with a current limiting block, the current limiting block is arranged on the upper side of one end, close to the feeding executing component, of the flow guiding component, and an arc-shaped surface gradually decreasing in radian from one end, far away from the feeding executing component, to the direction of the feeding executing component is arranged at the bottom of the current limiting block along the length direction of the current limiting block, so that sliding rod pipe fittings are limited to flow into the discharging part of the discharging component one by one.

Further, the minimum distance between the bottom of the flow limiting block and the top of the flow guiding assembly is slightly larger than the diameter of the buffering slide rod pipe fitting.

Further, the feeding limiting plate is provided with three limiting blocks, the three limiting blocks are respectively arranged corresponding to the three discharging pieces, the three limiting blocks are a bottom limiting block, a middle limiting block and a top limiting block, and the bottom side of the bottom limiting block is in contact with a material port of the flow guide assembly to form a first material blocking part; the bottom side of the middle limiting block is contacted with the top side of the bottom limiting block to form a second material blocking part; the bottom side of the top limiting block is contacted with the top side of the middle limiting block to form a third material blocking part.

Further, the feeding limiting plate is provided with a drainage block, and the drainage block is arranged at the top of the top limiting block and close to one end of the conveying mechanism in a downward inclined mode.

Further, the conveying mechanism comprises a conveying installation frame, a conveying driving motor, a driving wheel, a driven wheel and a conveying belt, wherein the driving wheel and the driven wheel are respectively arranged at two ends of the top of the conveying installation frame, the conveying driving motor is installed on the side edge of the conveying installation frame and is linked with the driving wheel, and the conveying mechanism is linked with the driven wheel through the conveying belt.

Further, one end of the conveying installation frame is located below the discharging end of the feeding execution part, a plurality of carriers are arranged on the conveying belt, and a placing groove for placing the sliding rod pipe fitting is formed in the carriers.

Compared with the prior art, the utility model has the beneficial effects that the structure is simple, the operation is convenient, the metal slide bar pipe fitting is orderly conveyed into the feeding end at the lower side of the feeding execution part along the inclined guide assembly, the first discharging part of the feeding execution part jacks up the slide bar pipe fitting so as to move the slide bar pipe fitting upwards, the discharging end at the upper side of the slide bar pipe fitting slides into the conveying mechanism, and the slide bar pipe fitting is conveyed one by one through the conveying mechanism, so that rolling falling in the moving process is avoided, the conveying efficiency of the slide bar pipe fitting is improved, and the slide bar pipe fitting conveying mechanism has good market application value.

Drawings

FIG. 1 is a schematic diagram of the structure of one embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a feeding mechanism according to the embodiment of fig. 1 of the present utility model;

FIG. 3 is a schematic structural view of the feeding execution part and the feeding limiting part of the embodiment of FIG. 1 according to the present utility model;

FIG. 4 is a schematic structural view of a feeding execution part according to the embodiment of FIG. 1 of the present utility model;

FIG. 5 is a schematic diagram of the conveying mechanism of the embodiment of FIG. 1 according to the present utility model;

in the figure, 1, a feeding mechanism; 2. feeding installation frame; 3. a feeding driving part; 4. a feeding execution part; 41. feeding connecting plate members; 42. a discharging assembly; 421. a first discharging piece; 422. a second discharging piece; 423. a third discharging piece; 5. a feeding limit component; 51. a feeding limiting plate; 52. a flow guiding assembly; 521. an angle adjusting hole; 53. a flow-limiting block; 54. a drainage block; 55. a bottom limiting block; 551. a first material blocking part; 56. a middle limiting block; 561. a second material blocking part; 57. a top limiting block; 571. a third material blocking part; 6. a conveying mechanism; 61. conveying the mounting frame; 62. a transmission driving motor; 63. a conveyor belt; 64. and a carrier.

Detailed Description

In order to facilitate understanding of the utility model by those skilled in the art, a specific embodiment of the utility model is described below with reference to the accompanying drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "fixed," "front," "rear," and the like are used in this specification for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1 and 2, the metal sliding rod pipe fitting feeding device is used for orderly feeding sliding rod pipe fittings one by one and comprises a feeding mechanism 1, a conveying mechanism 6 is arranged at the discharge end of the feeding mechanism 1, the feeding mechanism 1 moves the sliding rod pipe fittings in the feeding end positioned at the lower side of the feeding mechanism one by one, the sliding rod pipe fittings are introduced into the conveying mechanism 6 at the discharge end positioned at the upper side of the feeding mechanism 1, and the sliding rod pipe fittings are conveyed one by one through the conveying mechanism 6;

the feeding mechanism 1 comprises a feeding installation frame 2, a feeding driving part 3, a feeding execution part 4 and a feeding limiting part 5, wherein the feeding execution part 4 is arranged on the feeding installation frame 2 in a sliding manner, the discharging end of the upper side of the feeding execution part 4 is inclined towards the feeding mechanism 6, the feeding driving part 3 is arranged at the lower part of the feeding installation frame 2, the working end of the feeding driving part 3 is connected with the upper part of the feeding execution part 4, the two feeding limiting parts 5 are symmetrically arranged at two sides of the feeding installation frame 2, the two opposite inner sides of the two feeding limiting parts 5 are respectively provided with a flow guide component 52, the flow guide components 52 are close to one end of the feeding execution part 4 and are downwards inclined so as to correspond to the feeding end of the lower side of the feeding execution part 4, the sliding rod pipe fittings are orderly conveyed into the feeding end of the lower side of the feeding execution part 4 through the flow guide components 52, the feeding execution part 4 is driven by the feeding driving part 3 to move the sliding rod pipe fittings upwards on the upper side of the feeding execution part and the sliding rod fittings are conveyed to the feeding end 6 one by one through the feeding mechanism 6.

The metal slide bar pipe fitting loading attachment of this scheme is applicable to the material loading letter sorting of the slide bar of flexible pilot rod for the teacher, firstly passes through the manual work or the manipulator puts into the slide bar guide assembly 52, the slide bar is gone into in order along inclined guide assembly 52 right down to the pan feeding end of material loading executive component 4 downside, by material loading drive part 3 drives material loading executive component 4 moves down, makes material loading executive component 4's first position in the below of the feed inlet of guide assembly 52 left end, later again by material loading drive part 3 drives material loading executive component 4 moves up to move up slide bar pipe fitting, and the discharge end of its upside is with slide bar pipe fitting slide into transport mechanism 6, rethread transport mechanism 6 conveys one by one.

In this embodiment, as shown in fig. 3, the feeding executing component 4 includes a feeding connecting plate 41, a discharging component 42 is disposed on a side of the feeding connecting plate 41, which is close to the flow guiding component 52, a sliding rail component is disposed on a side of the feeding connecting plate 41, which is far away from the flow guiding component 52, and is slidably connected with the feeding mounting frame 2 through the sliding rail component, and the feeding driving component 3 drives the discharging component 42 to move up and down along the sliding rail component.

Specifically, the mounting surface of the feeding mounting frame 2 is inclined towards the conveying mechanism 6, and the sliding rail member is mounted on the mounting surface, so that the feeding connecting plate 41 is inclined towards the conveying mechanism 6, and the discharging assembly 42 is inclined towards the conveying mechanism 6, so that the sliding rod member brought into the discharging end by the discharging assembly 42 slides into the conveying mechanism 6 by gravity.

In specific implementation, the feeding driving component 3 includes a feeding driving cylinder, where the feeding driving cylinder is a push rod cylinder, and the model is AXF32-75-W5, and the working end of the feeding driving cylinder is rotationally connected with the upper portion of the feeding connecting plate 41 through a connector, and the feeding driving cylinder drives the discharging component 42 to move down to the lower portion of the material port at the right end of the guiding component 52 along the sliding rail component, and then drives the discharging component 42 to move up to jack up the sliding rod pipe fitting and drive the discharging end to move towards the upper end, and because the discharging component 42 is obliquely arranged, the sliding rod pipe fitting slides into the conveying mechanism 6 at the discharging end by gravity.

In this embodiment, as shown in fig. 4, the discharging assembly 42 includes three discharging pieces, which are a first discharging piece 421 disposed at the lower portion of the feeding connecting plate, a second discharging piece 422 disposed at the middle portion of the feeding connecting plate, and a third discharging piece 423 disposed at the upper portion of the feeding connecting plate, where the first discharging piece 421, the second discharging piece 422, and the third discharging piece 423 are arranged in a stepped manner, and the tops of the three discharging pieces are provided with a discharging portion for placing a sliding rod pipe.

Specifically, three emptying pieces are all parallel to the feeding connecting plate 41, the first emptying piece 421 comprises two connecting columns which are oppositely arranged and emptying pieces which are vertically arranged on the connecting columns, the two emptying pieces are parallel to the feeding connecting plate 41, and the top of the two emptying pieces are emptying parts for placing slide bar pipe fittings.

In this embodiment, as shown in fig. 3, the loading limiting component 5 includes a loading limiting plate 51, at least one angle adjusting hole 521 is disposed at an end of the loading limiting plate 51 away from the loading executing component 4, the guide component 52 is disposed on a positioning pin corresponding to the angle adjusting hole 521, and the guide component 52 is connected to the loading limiting plate 51 through the positioning pin passing through the angle adjusting hole 521.

Specifically, two angle adjusting holes 521 are provided at an end of the loading limiting plate 51 away from the loading executing component 4, the angle adjusting holes 521 are arc adjusting holes extending along the height direction of the loading limiting plate 51, and the inclination angle of the flow guiding assembly 52 is adjusted by adjusting the position of the positioning pin in the arc adjusting holes, so as to change the discharging speed of the slide bar pipe fitting.

In this embodiment, as shown in fig. 3, the loading limiting plate 51 is provided with a current limiting block 53, the current limiting block 53 is disposed on an upper side of the end of the flow guiding assembly 52, which is close to the loading executing component 4, and an arc surface with gradually decreasing radian from an end far away from the loading executing component 4 to the direction of the loading executing component 4 is disposed at the bottom of the current limiting block 53 along the length direction of the current limiting block, so as to limit the sliding rod pipe to flow into the discharging portion of the discharging assembly 42 one by one.

Specifically, the feeding execution part 4 is disposed at the right end of the feeding limiting plate 51, the flow guiding assembly 52 is disposed at the left end of the feeding limiting plate 51, the flow limiting block 53 is disposed at the upper side of the right end of the flow guiding assembly 52, and the radian of the flow limiting block 53 is gradually reduced so as to buffer the sliding speed of the sliding rod pipe fitting, and the sliding rod pipe fitting is prevented from being too much close to the material opening to be blocked, so that smooth blanking cannot be achieved.

In this embodiment, as shown in fig. 3, the minimum distance between the bottom of the flow limiting block 53 and the top of the flow guiding component 52 is slightly larger than the diameter of the buffering slide tube.

Specifically, the distance between the bottom of the flow limiting block 53 and the top of the flow guiding assembly 52 gradually decreases from one end far away from the feeding execution part 4 toward the feeding execution part 4.

Specifically, the maximum distance between the bottom of the flow limiting block 53 and the top of the flow guiding component 52 is not smaller than the diameter X1.5 of the sliding rod pipe, and is not larger than the diameter X1.8 of the sliding rod pipe; the minimum distance between the bottom of the flow limiting block 53 and the top of the flow guiding component 52 is not smaller than the diameter X1.2 of the sliding rod pipe and is not larger than the diameter X1.5 of the sliding rod pipe.

In specific implementation, if the diameter of the sliding rod pipe is 1cm, the maximum distance between the bottom of the flow limiting block 53 and the top of the flow guiding component 52 is 1.8cm, the minimum distance is 1.2cm, and the distance gradually decreases from left to right to 1.2cm, so as to form a slideway, so that the sliding speed of the sliding rod pipe is buffered, one sliding rod pipe can smoothly pass through at a time, and the situation that the sliding rod pipe is excessively close to the material opening is avoided.

In this embodiment, as shown in fig. 3, the feeding limiting plate 51 is provided with three limiting blocks, the three limiting blocks are respectively corresponding to the three discharging pieces, the three limiting blocks are respectively a bottom limiting block 55, a middle limiting block 56 and a top limiting block 57, and the bottom side of the bottom limiting block 55 is in contact with the material opening of the flow guiding assembly 52 to form a first material blocking portion 551; the bottom side of the middle limiting block 56 contacts with the top side of the bottom limiting block 55 to form a second material blocking part 561; the bottom side of the top stopper 57 contacts with the top side of the middle stopper 56 to form a third material blocking portion 571.

Specifically, the upper ends of the three limit stops are inclined towards the conveying mechanism 6 and are arranged in parallel; the sliding rod pipe fitting put into the flow guiding assembly 52 by a manual or mechanical arm slides along the inclined flow guiding assembly 52 and flows into the first blocking part 551 one by one through the slideway of the flow limiting block 53, the feeding driving cylinder drives the discharging assembly 42 to move down to the lower part of the material port at the right end of the flow guiding assembly 52 along the slideway, even if the discharging part of the first discharging assembly 421 is positioned below the first blocking part 551, then the discharging assembly 42 is driven to move up, the sliding rod pipe fitting positioned in the first blocking part 551 is jacked up by the discharging part of the first discharging assembly 421 and moves up along the bottom limiting block 55, and the discharging assembly is temporarily stored in the second blocking part 561; along with the reciprocating movement of the feeding driving cylinder, the discharging part of the second discharging part 422 jacks up the sliding rod pipe fitting positioned at the second material blocking part 561 and temporarily stores the sliding rod pipe fitting in the third material blocking part 571; the discharging part of the third discharging part 423 jacks up the sliding rod pipe fitting positioned at the third material blocking part 571, so that the sliding rod pipe fitting turns over the top limiting block 57 and slides into the conveying mechanism 6 at the discharging end by means of gravity.

In this embodiment, as shown in fig. 3, the feeding limiting plate 51 is provided with a drainage block 54, and the drainage block 54 is disposed at the top of the top limiting block 57 and is disposed at a downward slope near one end of the conveying mechanism 6.

Specifically, the drainage block 54 is perpendicular to the top limiting block 57, the discharging portion of the third discharging member 423 jacks up the sliding rod tube located in the third material blocking portion 571, and moves up along the top limiting block 57, so that the sliding rod tube turns over the top limiting block 57, slides along the drainage block 54 toward the conveying mechanism 6, and falls onto the carrier 64 of the conveying mechanism 6.

In this embodiment, as shown in fig. 5, the conveying mechanism 6 includes a conveying installation frame 61, a conveying driving motor 62, a driving wheel, a driven wheel and a conveying belt 63, the driving wheel and the driven wheel are respectively disposed at two ends of the top of the conveying installation frame 61, and the conveying driving motor 62 is installed at a side edge of the conveying installation frame 61, is linked with the driving wheel, and is linked with the driven wheel through the conveying belt 63.

In this embodiment, as shown in fig. 1, one end of the conveying installation frame 61 is located below the discharge end of the feeding execution component 4, a plurality of carriers 64 are disposed on the conveying belt 63, and a placement groove for placing the sliding rod pipe is disposed on the carriers 64.

Specifically, the conveying driving motor 62 is an MHMJ042G1U loosening servo motor, the driving carrier 64 is located at the lower end of the drainage block 54, the discharging portion of the third discharging member 423 jacks up the sliding rod tube located in the third material blocking portion 571 and slides along the drainage block 54, so that the sliding rod tube falls onto the carrier 64 of the conveying mechanism 6.

The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present utility model described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the utility model defined in the appended claims.

Claims (10)

1. The utility model provides a metal slide bar pipe fitting loading attachment for carry out orderly feeding one by one to slide bar pipe fitting, its characterized in that: the automatic feeding device comprises a feeding mechanism (1), wherein a conveying mechanism (6) is arranged at the discharge end of the feeding mechanism (1), sliding rod pipe fittings in the lower feeding end of the feeding mechanism are moved upwards one by the feeding mechanism (1), and the sliding rod pipe fittings are introduced into the conveying mechanism (6) at the upper discharge end of the feeding mechanism (1) and conveyed one by the conveying mechanism (6);

feed mechanism (1) is including material loading mounting bracket (2), material loading drive part (3), material loading executive component (4) and material loading limiting component (5), material loading executive component (4) slide and set up on material loading mounting bracket (2), just the discharge end of material loading executive component (4) upside to transport mechanism (6) slope, material loading drive part (3) set up the lower part of material loading mounting bracket (2), its work end with the upper portion of material loading executive component (4) is connected, material loading limiting component (5) have two, and the symmetry sets up the both sides of material loading mounting bracket (2), two material loading limiting component (5) are relative two inboard all set up water conservancy diversion subassembly (52), water conservancy diversion subassembly (52) are close to the one end downward sloping setting of material loading executive component (4).

2. The metal sliding rod pipe fitting feeding device according to claim 1, wherein the feeding execution component (4) comprises a feeding connection plate (41), a discharging component (42) is arranged on one side, close to the flow guiding component (52), of the feeding connection plate (41), a sliding rail piece is arranged on one side, far away from the flow guiding component (52), of the feeding connection plate (41), the feeding connection plate is in sliding connection with the feeding installation frame (2) through the sliding rail piece, and the discharging component (42) is driven to move up and down along the sliding rail piece through the feeding driving component (3).

3. The metal slide bar pipe fitting loading device according to claim 2, wherein the discharging assembly (42) comprises three discharging pieces, namely a first discharging piece (421) arranged at the lower part of the loading connecting plate, a second discharging piece (422) arranged at the middle part of the loading connecting plate, and a third discharging piece (423) arranged at the upper part of the loading connecting plate, wherein the first discharging piece (421), the second discharging piece (422) and the third discharging piece (423) are arranged in a step shape, and the tops of the three discharging pieces are provided with discharging parts for placing the slide bar pipe fitting.

4. A metal sliding rod pipe fitting feeding device according to claim 3, wherein the feeding limiting component (5) comprises a feeding limiting plate (51), at least one angle adjusting hole (521) is formed in one end, far away from the feeding executing component (4), of the feeding limiting plate (51), the guide component (52) corresponds to a positioning pin arranged in the angle adjusting hole (521), and the guide component (52) is connected with the feeding limiting plate (51) through the positioning pin passing through the angle adjusting hole (521).

5. The metal slide bar pipe fitting loading attachment according to claim 4, wherein, the material loading limiting plate (51) is equipped with current limiting block (53), current limiting block (53) set up in the water conservancy diversion subassembly (52) be close to the upside of the one end of material loading executive component (4), the bottom of current limiting block (53) is equipped with one along its self length direction from keeping away from the radian of the one end of material loading executive component (4) towards the direction of material loading executive component (4) progressively reduces the arcwall face to restrict slide bar pipe fitting one by one to flow into the blowing portion of blowing subassembly (42).

6. The metal slide bar pipe fitting loading device according to claim 5, wherein a minimum distance between the bottom of the flow limiting block (53) and the top of the flow guiding assembly (52) is slightly larger than the diameter of the buffer slide bar pipe fitting.

7. The metal slide bar pipe fitting feeding device according to claim 4, wherein the feeding limiting plate (51) is provided with three limiting blocks, the three limiting blocks are respectively arranged corresponding to the three discharging pieces, the three limiting blocks are respectively a bottom limiting block (55), a middle limiting block (56) and a top limiting block (57), and the bottom side of the bottom limiting block (55) is in contact with a material opening of the flow guide assembly (52) to form a first blocking part (551); the bottom side of the middle limiting block (56) is contacted with the top side of the bottom limiting block (55) to form a second material blocking part (561); the bottom side of the top limiting block (57) is contacted with the top side of the middle limiting block (56) to form a third material blocking part (571).

8. The metal slide bar pipe fitting loading attachment according to claim 7, characterized in that the loading limiting plate (51) is provided with a drainage block (54), the drainage block (54) is arranged at the top of the top limiting block (57), and is arranged in a downward inclined manner near one end of the conveying mechanism (6).

9. The metal slide bar pipe fitting loading attachment according to claim 1, wherein the conveying mechanism (6) comprises a conveying installation frame (61), a conveying driving motor (62), a driving wheel, a driven wheel and a conveying belt (63), wherein the driving wheel and the driven wheel are respectively arranged at two ends of the top of the conveying installation frame (61), and the conveying driving motor (62) is installed at the side edge of the conveying installation frame (61), is linked with the driving wheel, and is linked with the driven wheel through the conveying belt (63).

10. The metal slide bar pipe fitting feeding device according to claim 9, wherein one end of the conveying installation frame (61) is located below the discharging end of the feeding execution component (4), a plurality of carriers (64) are arranged on the conveying belt (63), and a placing groove for placing the slide bar pipe fitting is formed in the carriers (64).