CN114083330B - Automatic pipe feeding machine and feeding method thereof - Google Patents

Abstract

The utility model discloses an automatic pipe feeding machine and a feeding method thereof, wherein the automatic pipe feeding machine comprises a frame, and a storage device, a discharging device and a material arranging device which are arranged on the frame, wherein the frame comprises a front frame and a rear frame, the discharging device and the material arranging device are arranged on the front frame, the front frame comprises a bottom frame and a plurality of parallel and vertical mounting plates, the mounting plates are fixedly connected with the bottom frame, the mounting plates are provided with notches which incline downwards gradually from back to front, the notches on the mounting plates jointly form a feeding channel of pipes, the storage device is used for storing a plurality of parallel pipes and conveying the stored pipes to an inlet end of the feeding channel, the material arranging device is used for enabling a single pipe to fall onto the discharging device from an outlet end of the feeding channel, and the discharging device is used for adjusting the center of the pipe so that the pipe can be aligned with a pipe cutting machine; according to the technical scheme, automatic feeding of the pipe is realized, and the production efficiency is improved.

Description

Automatic pipe feeding machine and feeding method thereof

Technical Field

The utility model relates to the technical field of mechanical automation, in particular to an automatic pipe feeding machine and a feeding method thereof.

Background

With the continuous development of economy, the requirement on the degree of automation is higher and higher in the field of mechanical processing.

Aiming at the processing aspect of the section bar, the technology of automatic feeding of the round pipe is mature, but in the processing aspect of non-round pipes such as square pipes or elliptical pipes, the pipes are limited by the shape and do not have rolling property, so the pipes in the pipe stack can only be lifted onto a conveyor one by one manually, and then the conveyor conveys the pipes to the next working procedure for processing; not only is time and labor wasted, but also hidden danger of industrial injury exists.

The Chinese patent document with the publication number of CN209701734U discloses a pipe feeding frame, which comprises a frame, a trapezoidal mounting plate, a feeding mechanism, a material blocking mechanism, a material ejection mechanism, a material discharging mechanism, a material receiving mechanism, a material arrangement mechanism and the like, and can be compatible with various round pipes and pipes with different sizes, so that the use compatibility of equipment is greatly improved; by adopting a plurality of groups of mechanisms, the pipe can be stably conveyed, and meanwhile, a stub bar finishing mechanism and a material body finishing mechanism are additionally arranged, so that the discharged pipe can be finished, and the subsequent processing can be directly carried out after finishing, so that the production efficiency is improved. By using the utility model, the material can be stably and neatly fed, and is compatible with most of round pipes and tubes in the market, thereby reducing the cost of user equipment and improving the production efficiency.

However, the above patent documents still have the following disadvantages:

1) Only semi-automation of pipe feeding is realized, and in the pipe feeding process, a hand wheel is still required to be operated by a worker to realize feeding;

2) The pipe does not have rolling property, so that two states of transverse placement and vertical placement exist in the pipe feeding process, and the centers of the pipes are different for different states, so that the subsequent pipe cutting of the pipe cutting machine is obviously affected; however, the above-mentioned document is not concerned;

3) In the above patent documents, there is a further simplified space for the structure of the material handling device, and there is a free sliding condition of the pipe on the slope thereof, which can cause the pipe to collide with the frame, resulting in loud noise and vibration.

Disclosure of Invention

In order to solve the first technical problem, the utility model aims to overcome the defects of the prior art and provide an automatic pipe feeding machine and a feeding method thereof, thereby realizing automatic pipe feeding.

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

the automatic pipe feeding machine comprises a frame, a storage device, a discharging device and a material arranging device, wherein the storage device, the discharging device and the material arranging device are arranged on the frame, the frame comprises a front frame and a rear frame, the discharging device and the material arranging device are arranged on the front frame, the front frame comprises a bottom frame and a plurality of mounting plates which are distributed in parallel and are vertical, the mounting plates are fixedly connected with the bottom frame, gaps which are gradually inclined downwards from back to front are arranged on the mounting plates, the gaps on the mounting plates form a feeding channel of pipes together, the storage device is used for storing a plurality of parallel pipes and conveying the stored pipes to an inlet end of the feeding channel, the material arranging device is used for enabling a single pipe to fall onto the discharging device from an outlet end of the feeding channel, and the discharging device is used for adjusting the center of the pipe so that the pipe can be aligned with a pipe cutting machine;

the material arranging device comprises a second servo motor and at least two feeding mechanisms, the second rotating shafts are rotatably arranged on a plurality of mounting plates, the feeding mechanisms comprise guide blocks, the guide blocks are respectively arranged on different mounting plates and are positioned above the feeding channels, the bottoms of the guide blocks can extend into the feeding channels to prevent the tubes from directly sliding down along the feeding channels, and the guide blocks are arranged on the mounting plates and are provided with a first stay position for receiving the tubes and a second stay position for conveying the tubes away from the feeding channels;

the discharging device comprises an adjusting mechanism for adjusting the height of the pipe, a clamping mechanism for clamping the pipe and a discharging mechanism for promoting the pipe to move, wherein the adjusting mechanism is arranged on the front frame, the discharging mechanism is arranged on a plurality of mounting plates, and the clamping mechanism is arranged on the discharging mechanism and is positioned outside the plurality of mounting plates; the clamping mechanism is used for clamping the pipe to detect the width of the pipe so as to determine whether the pipe is placed horizontally or vertically, and the adjusting mechanism is used for adjusting the height of the pipe according to the pipe placement condition measured by the clamping mechanism.

Preferably, the storage device comprises a first servo motor, a fixed pulley block, a first pulley group and a plurality of first conveyor belts arranged in parallel, wherein the fixed pulley block and the first pulley group are both arranged on the front frame, the top end of the first conveyor belt is fixed on the rear frame, the bottom end of the first conveyor belt is wound on the first pulley group, the middle part of the first conveyor belt is in transmission fit with the fixed pulley group, a plurality of pipes are stored on the first conveyor belt between the rear frame and the fixed pulley group, and the first servo motor drives the first pulley group to rotate clockwise so that the first conveyor belt between the rear frame and the fixed pulley group is stretched, and then the pipes are conveyed to the material arranging device.

Preferably, the material arranging device further comprises a second rotating shaft, the second rotating shaft is rotatably arranged on the mounting plates, the feeding mechanism further comprises a second rotating wheel, a third rotating wheel and a second conveying belt, the second rotating wheel is sleeved and fixedly arranged on the second rotating shaft, the second rotating wheel is arranged on the mounting plates in a mode of being capable of rotating around the second rotating wheel, the second conveying belt is in transmission fit with the second rotating wheel and the third rotating wheel, and the second servo motor drives the second rotating shaft to rotate so as to drive the second conveying belt to move, so that the guide block moves reciprocally along the feeding channel.

Preferably, the pipe feeding device is also provided with a first sensor for detecting whether the pipe enters the feeding channel or not, wherein the first sensor is arranged on the rear surface of the guide block and is a pressure sensor or a photoelectric sensor;

when the pipe is conveyed into the feeding channel by the storage device and abuts against the rear surface of the guide block, the first sensor sends out a signal so that the second servo motor drives the second rotating shaft to rotate clockwise, and the first servo motor drives the first rotating shaft to rotate anticlockwise.

Preferably, the automatic feeding device is further provided with a pressing mechanism and a second sensor for detecting whether a second pipe exists in the feeding channel, wherein the second sensor is a photoelectric sensor or a pressure sensor, and is arranged on the rear surface of the guide hole and above the first sensor;

the guide block also has a third dwell position between the first dwell position and the second dwell position; when the guide block is positioned at the third stay position, if the second sensor detects that two pipes exist in the feeding channel, the second sensor sends out a signal so that the pressing mechanism presses the pipes positioned at the rear into the feeding channel.

Preferably, the clamping mechanism comprises a third sensor, the third sensor is a photoelectric sensor, and when the clamping mechanism clamps the pipe, the third sensor can measure the width of the pipe to determine whether the pipe is placed horizontally or vertically.

Preferably, the clamping mechanism further comprises a shell fixedly installed on the movable frame, a second driving piece, a left clamping piece, a right clamping piece, a central gear, an upper rack and a lower rack, wherein the second driving piece, the left clamping piece, the right clamping piece, the central gear, the upper rack and the lower rack are installed on the shell, the surfaces of the left clamping piece and the right clamping piece for clamping pipes are vertical surfaces, the third sensor is installed at the top end or the bottom end of the vertical surfaces, the upper rack is fixedly connected with the right clamping piece, the lower rack is fixedly connected with the left clamping piece, the central gear is in transmission fit with the upper rack and the lower rack, and the second driving piece is used for driving the right clamping piece to horizontally move, the left clamping piece to horizontally move or the central gear to rotate so as to drive the left clamping piece and the right clamping piece to move close to or far away from each other in the horizontal direction.

Preferably, the discharging mechanism comprises a fourth servo motor, a screw rod and a moving frame, one end of the screw rod is connected with the fourth servo motor, the other end of the screw rod stretches into the moving frame and is in transmission fit with the moving frame, the clamping mechanism is arranged on the moving frame, and the fourth servo motor drives the screw rod to rotate so as to drive the moving frame to move.

Preferably, the adjusting mechanism comprises a first driving part, an adjusting seat and a plurality of roller assemblies for supporting the pipe, the adjusting seat is mounted on a plurality of mounting plates, the roller assemblies comprise roller assemblies for supporting the pipe, a first support and a second support, one end of the first support and one end of the second support are rotationally connected with a central shaft of the roller assemblies, the other ends of the first supports in the roller assemblies are respectively hinged with a plurality of mounting plates, the other ends of the second supports in the roller assemblies are hinged with the adjusting seat, and the first driving part is used for driving the adjusting seat to move left and right so as to realize up-and-down movement of the roller assemblies simultaneously.

The automatic pipe feeding method adopts the automatic pipe feeding machine to finish feeding, and comprises the following specific steps:

step one: after the stored pipe is sent to the inlet end of the feeding channel by the storage device, triggering the first sensor to enable the second servo motor to enter a working state;

step two: the second servo motor drives all the guide blocks to sequentially move from the first stay position to a third stay position and a second stay position along the feeding channel, when the guide blocks are positioned at the third stay position, the second sensor detects whether a second pipe exists in the feeding channel, and if a pressing mechanism exists, the pipe positioned at the rear is pressed in the feeding channel;

step three: the feeding mechanism feeds out a single pipe from the feeding channel to the roller assembly, and then the clamping mechanism clamps the pipe in a centering manner and detects the width of the pipe through the third sensor so as to determine whether the pipe is placed transversely or vertically;

step four: the adjusting mechanism adjusts the height of the pipe according to the placement condition of the pipe after the clamping mechanism loosens the pipe;

step five: and then the pipe is clamped again by the clamping mechanism and then is sent to the pipe cutting machine by the discharging mechanism.

The beneficial effects of the utility model are as follows:

1) The automatic feeding of the pipe is realized, and the production efficiency is improved;

2) The automatic pipe feeding machine can adapt to pipes with different specifications by adjusting the first stay position of the guide block;

3) The sliding speed of the pipe along the feeding channel can be controlled, so that the pipe sliding speed is prevented from being too high, and large impact and noise are generated between the pipe and the discharging device;

4) And the heights of all the roller members can be uniformly adjusted, and the heights of the pipes can be rapidly adjusted.

Drawings

FIG. 1 is a schematic diagram of an automatic pipe feeding machine according to the present utility model;

FIG. 2 is a schematic diagram of a pipe automatic feeding machine according to the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a schematic diagram of a material handling apparatus according to the present utility model;

FIG. 5 is a schematic diagram of a material handling apparatus according to a second embodiment of the present utility model;

FIG. 6 is a schematic view of a clamping mechanism according to the present utility model;

fig. 7 is a schematic structural view of a roller member according to the present utility model.

Reference numerals illustrate: 10. a rear frame; 11. a bottom frame; 12. a mounting plate; 20. a first servo motor; 21. a first conveyor belt; 22. a fixed pulley block; 23. a first rotating wheel group; 30. a second servo motor; 31. a second rotation shaft; 32. a guide block; 120. a feed channel; 33. a second rotating wheel; 34. a third rotating wheel; 35. a second conveyor belt; 36. a slide block; 37. an upper slide rail; 38. a lower slide rail; 39. a first cylinder; 40. a first hydraulic cylinder; 41. a pressing plate; 50. an adjusting seat; 51. a roller member; 52. a first bracket; 53. a second bracket; 510. a roller part; 511. a connecting shaft; 54. a third bracket; 55. a material ejection piece; 56. a second cylinder; 57. a fourth servo motor; 58. a moving rack; 59. a housing; 60. a second driving member; 61. a left clamping member; 62. a right clamping member; 63. a sun gear; 64. a rack is arranged; 65. and a lower rack.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

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

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiment one:

as shown in fig. 1-3, an automatic pipe feeding machine comprises a rack, and a storage device, a discharging device and a material arranging device which are arranged on the rack, wherein the rack comprises a front rack and a rear rack 10, the discharging device and the material arranging device are arranged on the front rack, the front rack comprises a bottom rack 11 and a plurality of parallel and vertical mounting plates 12, the mounting plates 12 are fixedly connected with the bottom rack 11, the mounting plates 12 are provided with notches which are gradually inclined downwards from back to front, the notches on the mounting plates 12 jointly form a feeding channel 120 of the pipe, the storage device is used for storing a plurality of parallel pipes and delivering the stored pipes to an inlet end of the feeding channel 120, and the material arranging device is used for enabling single pipes to fall onto the discharging device from an outlet end of the feeding channel 120, and is used for adjusting the center of the pipes so that the pipes can be aligned with a pipe cutting machine and further the pipe cutting machine is convenient for cutting the pipe cutting machine to the pipe;

in the embodiment of the utility model, the storage device comprises a first servo motor 20, a fixed pulley block 22, a first pulley group 23 and a plurality of first conveyor belts 21 which are arranged in parallel, wherein the fixed pulley block 22 and the first pulley group 23 are both arranged on a front frame, the top end of the first conveyor belt 21 is fixed on a rear frame 10, the bottom end of the first conveyor belt 21 is wound on the first pulley group 23, the middle part of the first conveyor belt 21 is in transmission fit with the fixed pulley block 22, a plurality of pipes are stored on the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22, and the first servo motor 20 drives the first pulley group 23 to rotate clockwise so that the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22 is tightly stretched to convey the pipes to the material arranging device.

It should be noted that the first servo motor 20 rotates by driving the first rotating wheel set 23 to make the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22 have two states of tightening and loosening, wherein when feeding is not needed, the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22 is in a loosening state, at this time, the first conveyor belt 21 of the section is recessed to facilitate storing the pipes, when feeding is needed, the first servo motor 20 drives the first rotating wheel set 23 to rotate clockwise to tighten the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22, at this time, the pipes at the front end move to the material arranging device under the action of gravity, and after feeding is completed, the first servo motor 20 drives the first rotating wheel set 23 to rotate anticlockwise to loosen the first conveyor belt 21 between the rear frame 10 and the fixed pulley block 22, so as to avoid a plurality of pipes from being sent to the material arranging device.

Further preferably, the fixed pulley block 22 includes a fixed shaft and a plurality of fixed pulleys rotatably mounted on the fixed shaft, the fixed shaft is fixedly mounted on the plurality of mounting plates 12, the first pulley group 23 includes a first rotating shaft and a plurality of first pulleys fixedly mounted on the first rotating shaft, the first rotating shaft is rotatably mounted on the bottom frame 11, the first servo motor 20 is used for driving the first rotating shaft to rotate, the bottom ends of the plurality of first conveyor belts 21 are respectively wound and fixed on the plurality of first pulleys, and the middle parts of the plurality of first conveyor belts 21 are respectively in transmission fit with the plurality of fixed pulleys.

Further preferably, the first conveyor belt 21 may be a belt or other material.

In the embodiment of the present utility model, as shown in fig. 4 and 5, the material arranging device includes a second servo motor 30, a second rotating shaft 31 and at least two feeding mechanisms, the second rotating shaft 31 is rotatably installed on a plurality of mounting plates 12, the at least two feeding mechanisms are respectively installed on different mounting plates 12 and located above the feeding channel 120, the feeding mechanisms include guide blocks 32, the bottoms of the guide blocks 32 can extend into the feeding channel 120 so as to avoid the pipe from directly sliding down along the feeding channel 120, the guide blocks 32 are installed on the mounting plates 12 and have a first stay position and a second stay position, the second servo motor 30 drives the second rotating shaft 31 to rotate clockwise so that all the guide blocks 32 can move from the first stay position to the second stay position along the feeding channel 120 to send the pipe to the material discharging device;

and after the feeding is completed, the second servo motor 30 drives the second rotating shaft 31 to rotate counterclockwise, so that all the guide blocks 32 can move from the second stop position to the first stop position along the feeding channel 120.

In this way, the sliding speed of the pipe along the feeding channel 120 can be controlled, so that the pipe sliding speed is prevented from being too high, and larger impact and noise are generated between the pipe and the discharging device.

Further preferably, the feeding mechanism further comprises a second rotating wheel 33, a third rotating wheel 34 and a second conveying belt 35, the second rotating wheel 33 is sleeved and fixedly installed on the second rotating shaft 31, the second rotating wheel 33 is installed on the mounting plate 12 in a manner of being capable of rotating around the second rotating wheel 33, the second conveying belt 35 is in transmission fit with the second rotating wheel 33 and the third rotating wheel 34, and the guide block 32 can move along with the second conveying belt 35.

Still further preferably, the feeding mechanism further comprises a sliding block 36, and an upper sliding rail 37 and a lower sliding rail 38 parallel to the feeding channel 120, wherein the upper sliding rail 37 and the lower sliding rail 38 are fixedly installed on the mounting plate 12, the upper sliding rail 37 and the lower sliding rail 38 are respectively positioned on the upper side and the lower side of the second conveyor belt 35, the sliding block 36 is fixedly connected with the second conveyor belt 35, the guide block 32 is installed on the sliding block 36, and the sliding block 36 is in sliding fit with the upper sliding rail 37 and the lower sliding rail 38; in this way, stability of the movement of the guide block 32 is ensured.

Still more preferably, a first cylinder 39 is further provided, the first cylinder 39 is fixedly mounted on the sliding block 36, and the guide block 32 is fixedly connected with an extension rod of the first cylinder 39; when the guide block 32 is located at the second stop position, the extension rod of the first cylinder 39 retracts to drive the guide block 32 to move upwards so that the pipe can fall onto the discharging device;

and after the feeding is completed, the extending rod of the first air cylinder 39 drives the guide block 32 to move downwards to the second stop position, and then returns.

In the embodiment of the present utility model, a first sensor is further provided, and the first sensor is installed on the rear surface of the guide block 32, and when the pipe is fed into the feeding channel 120 by the storage device and abuts against the rear surface of the guide block 32, the first sensor sends out a signal to further enable the second servo motor 30 to drive the second rotating shaft 31 to rotate clockwise, and enable the first servo motor 20 to drive the first rotating shaft to rotate anticlockwise; thereby realizing the automatic connection between the material storage device and the material arranging device.

Further preferably, the first sensor is a pressure sensor or a photoelectric sensor.

Further preferably, the guide block is provided with a plurality of first stay positions with different positions, so that the feeding mechanism can adapt to pipes with different specifications.

Taking a square tube of 40 mm as an example, it should be noted that when the square tube is fed to the feeding channel 120 by the storage device, if the square tube is placed transversely, that is, a side of 40 mm in the square tube is grounded, only a single square tube can be placed in the feeding channel 120; however, when the square tubes are placed vertically, that is, the sides of the square tubes are grounded by 20 mm, at this time, two square tubes can be placed in the feeding channel 120, so in order to ensure that the feeding mechanism sends a single tube to the discharging device, in the embodiment of the utility model, a pressing mechanism and a second sensor are further provided, the guide block 32 is further provided with a third stopping position located between the first stopping position and the second stopping position, when the guide block 32 is located at the third stopping position, if the second sensor detects that two tubes exist in the feeding channel 120, the pressing mechanism presses the tube located at the rear into the feeding channel 120, and then the guide block 32 moves from the third stopping position to the second stopping position;

and if the second sensor does not detect that two pipes exist in the feeding channel 120, the pressing mechanism does not perform the pressing action.

Further preferably, the second sensor is a photoelectric sensor or a pressure sensor, and the second sensor is mounted on the rear surface of the guide hole and is located above the first sensor; therefore, when the pipe is placed transversely, only a single pipe exists in the material conveying channel 120, the pipe cannot affect the second sensor, when the pipe is placed vertically, two pipes exist in the material conveying channel 120, at this time, the pipe can shade the second sensor or generate pressure to the second sensor, and further two pipes exist in the material conveying channel 120.

Further preferably, the pressing mechanism comprises a plurality of pressing components which are respectively installed on the plurality of mounting plates 12, the pressing components and the feeding mechanism are respectively located on two opposite surfaces of the mounting plates 12, the pressing components comprise a first hydraulic cylinder 40 and a pressing plate 41, the pressing plate 41 is fixedly connected with an extending rod of the first hydraulic cylinder 40, and the plurality of first hydraulic cylinders 40 share the same hydraulic oil pipeline to realize synchronous pressing of the plurality of pressing components.

It should be noted that, when a pipe exists in the feeding channel 120, the guide block 32 returns to the first stop position after the feeding mechanism finishes feeding; when there are two tubes in the feed channel 120, the guide block 32 returns to the third rest position after the feed mechanism has completed feeding.

In the embodiment of the utility model, the discharging device comprises an adjusting mechanism for adjusting the height of the pipe, a clamping mechanism for clamping the pipe and a discharging mechanism for promoting the pipe to move;

the adjusting mechanism comprises a first driving piece, an adjusting seat 50 and a plurality of roller assemblies for supporting pipes, the adjusting seat 50 is arranged on the plurality of mounting plates 12, one ends of the plurality of roller assemblies are respectively movably arranged on the plurality of mounting plates 12, the other ends of the plurality of roller assemblies are movably arranged on the adjusting seat 50, and the first driving piece is used for driving the adjusting seat 50 to move left and right so as to realize up and down movement of the plurality of roller assemblies; thereby achieving the purpose of adjusting the height of the pipe.

Further preferably, the roller assembly comprises a roller member 51 for receiving a pipe, a first bracket 52 and a second bracket 53, one end of the first bracket 52 and one end of the second bracket 53 are rotatably connected with a central shaft of the roller member 51, the other end of the first bracket 52 is hinged with the mounting plate 12, and the other end of the second bracket 53 is hinged with the adjusting seat 50. Like this, when first driving piece drive adjustment seat 50 moved to the left, all gyro wheel pieces 51 just can follow adjustment seat 50 and move down simultaneously, and when first driving piece drive adjustment seat 50 moved to the right, all gyro wheel pieces 51 just can follow adjustment seat 50 and move to the right and upwards simultaneously, and then realize adjusting upper and lower height simultaneously to all gyro wheel pieces 51, and then reach the purpose of adjusting tubular product height, it is very convenient.

Further preferably, as shown in fig. 7, the roller member 51 includes two roller portions 510 integrally formed and a connection shaft 511, the connection shaft 511 is located between the two roller portions 510, and the diameter of the connection shaft 511 is gradually reduced from both ends to the middle and the reduction is gradually reduced; thus, the tube is positioned at the middle of the roller member 51 when it is dropped onto the roller member 51.

Further preferably, the first driving member may be a cylinder, a hydraulic cylinder, and a servo motor.

In the embodiment of the present utility model, the discharging device further includes a plurality of ejector components mounted on the adjusting seat 50, the plurality of ejector components are respectively located between two adjacent mounting plates 12, the ejector component includes a third bracket 54, a ejector member 55 and a second cylinder 56, the ejector member 55 is mounted at the top end of the third bracket 54, the ejector member 55 is higher than the roller member 51, the bottom end of the third bracket 54 is hinged with the adjusting seat 50, one end of the second cylinder 56 is hinged with the adjusting seat 50, and the other end of the second cylinder 56 is hinged with the third bracket 54; thus, when the pipe falls from the feeding channel 120 to the discharging device, the pipe will fall on the ejector 55 first, and the third bracket 54 and the second cylinder 56 cooperate to achieve a spring-like effect, so that the pipe slowly falls on the ejector, i.e. the ejector assembly plays a buffering role; avoiding the pipe falling directly on the roller member 51 and striking.

In the embodiment of the utility model, the discharging mechanism comprises a fourth servo motor 57, a screw rod and a movable frame 58, one end of the screw rod is connected with the fourth servo motor 57, the other end of the screw rod stretches into the movable frame 58 and is in transmission fit with the movable frame 58, the clamping mechanism is arranged on the movable frame 58 and is positioned on the outer sides of the mounting plates 12, and the fourth servo motor 57 drives the screw rod to rotate so as to drive the movable frame 58 to move, so that the discharging operation is completed;

the clamping mechanism can promote the adjusting mechanism to adjust the height of the pipe according to the width of the clamped pipe.

The arrangement is that when the pipe falls on the roller assembly, two states of transverse placement and vertical placement exist, so that the width of the pipe is determined when the pipe is clamped by the clamping mechanism, whether the pipe is transversely placed or vertically placed is determined, and then the height difference of the pipe required to be adjusted by the adjusting mechanism is determined.

In the embodiment of the present utility model, as shown in fig. 6, the clamping mechanism includes a housing 59 fixedly installed on a moving frame 58, and second driving members 60, left and right clamping members 61, 62 installed on the housing 59, the surfaces of the left and right clamping members 61, 62 for clamping the pipe being vertical surfaces, and third sensors installed at the top or bottom ends of the vertical surfaces so as to avoid the pipe, the second driving members 60 for driving the left and right clamping members 61, 62 to move toward or away from each other in a horizontal direction, and the third sensors being capable of measuring the width of the pipe when the left and right clamping members 61, 62 clamp the pipe.

Further preferably, the third sensor is a photoelectric sensor.

Further preferably, the clamping mechanism further comprises a central gear 63, an upper rack 64 and a lower rack 65, wherein the central gear 63, the upper rack 64 and the lower rack 65 are installed on the shell 59, the upper rack 64 is fixedly connected with the right clamping piece 62, the lower rack 65 is fixedly connected with the left clamping piece 61, the central gear 63 is in transmission fit with the upper rack 64 and the lower rack 65, and the second driving piece 60 is used for driving the right clamping piece 62 to move horizontally, the left clamping piece 61 to move horizontally or the central gear 63 to rotate.

Further preferably, the second driving member 60 is a servo motor, a cylinder or a hydraulic cylinder.

In the embodiment of the utility model, the automatic feeding method of the automatic pipe feeding machine comprises the following specific steps:

step one: after the storage device sends the stored pipe to the inlet end of the feeding channel 120, the first sensor is triggered to enable the second servo motor 30 to enter a working state;

step two: the second servo motor 30 drives all the guide blocks 32 to sequentially move from the first stay position to the third stay position and the second stay position along the feeding channel 120, when the guide blocks 32 are positioned at the third stay position, the second sensor detects whether a second pipe exists in the feeding channel 120, and if a pressing mechanism exists, the pipe positioned at the rear is pressed in the feeding channel 120;

step three: the feeding mechanism feeds out a single pipe from the feeding channel 120 onto the roller assembly, and then the clamping mechanism clamps the pipe in a centered manner and detects the width of the pipe through the third sensor so as to determine whether the pipe is placed transversely or vertically;

step four: the adjusting mechanism adjusts the height of the pipe according to the placement condition of the pipe after the clamping mechanism loosens the pipe;

step five: and then the pipe is clamped again by the clamping mechanism and then is sent to the pipe cutting machine by the discharging mechanism.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a tubular product automatic feeding machine, includes frame and installs the storing device in the frame, discharging device and reason material device, the frame includes preceding frame and back frame (10), discharging device and reason material device install in preceding frame, preceding frame includes bottom frame (11) and a plurality of parallel distribution and erect mounting panel (12), mounting panel (12) and bottom frame (11) fixed connection, be equipped with the breach that gradually leans down from back to front on mounting panel (12), the breach on a plurality of mounting panel (12) constitutes feeding channel (120) of tubular product jointly, the storing device is used for storing a plurality of tubular products of juxtaposition and sends the tubular product of storage to the entry end of feeding channel (120), reason material device is used for making single tubular product fall to on the discharging device from the exit end of feeding channel (120), discharging device is used for adjusting the center of tubular product so that tubular product can aim at the pipe cutting machine; it is characterized in that the method comprises the steps of,

the material arranging device comprises a second servo motor (30) and at least two feeding mechanisms, wherein the second rotating shafts (31) are rotatably arranged on a plurality of mounting plates (12), the feeding mechanisms comprise guide blocks (32), the guide blocks (32) are respectively arranged on different mounting plates (12) and are positioned above the feeding channels (120), the bottoms of the guide blocks (32) can extend into the feeding channels (120) to prevent the tubes from directly sliding downwards along the feeding channels (120), and the guide blocks (32) are arranged on the mounting plates (12) and are provided with a first stay position for receiving the tubes and a second stay position for conveying the tubes away from the feeding channels (120);

the discharging device comprises an adjusting mechanism for adjusting the height of the pipe, a clamping mechanism for clamping the pipe and a discharging mechanism for promoting the pipe to move, wherein the adjusting mechanism is arranged on the front frame, the discharging mechanism is arranged on a plurality of mounting plates (12), and the clamping mechanism is arranged on the discharging mechanism and is positioned outside the plurality of mounting plates (12); the clamping mechanism is used for clamping the pipe to detect the width of the pipe so as to determine whether the pipe is placed horizontally or vertically, and the adjusting mechanism is used for adjusting the height of the pipe according to the pipe placement condition measured by the clamping mechanism.

2. An automatic pipe feeding machine according to claim 1, characterized in that the storage device comprises a first servo motor (20), a fixed pulley block (22), a first pulley block (23) and a plurality of first conveyor belts (21) arranged in parallel, wherein the fixed pulley block (22) and the first pulley block (23) are both arranged on the front frame, the top end of the first conveyor belt (21) is fixed on the rear frame (10), the bottom end of the first conveyor belt (21) is wound on the first pulley block (23), the middle part of the first conveyor belt (21) is in transmission fit with the fixed pulley block (22), the plurality of pipes are stored on the first conveyor belt (21) between the rear frame (10) and the fixed pulley block (22), and the first servo motor (20) drives the first pulley block (23) to rotate clockwise so that the first conveyor belt (21) between the rear frame (10) and the fixed pulley block (22) is tensioned and then the pipes are sent to the material tidying device.

3. The automatic pipe feeding machine according to claim 1, wherein the material arranging device further comprises a second rotating shaft (31), the second rotating shaft (31) is rotatably mounted on the mounting plates (12), the feeding mechanism further comprises a second rotating wheel (33), a third rotating wheel (34) and a second conveying belt (35), the second rotating wheel (33) is sleeved and fixedly mounted on the second rotating shaft (31), the second rotating wheel (33) is mounted on the mounting plates (12) in a manner of being capable of rotating around the second rotating wheel (33) and is in transmission fit with the third rotating wheel (34), and the second servo motor (30) drives the second rotating shaft (31) to rotate so as to drive the second conveying belt (35) to move, and further the guide block (32) moves reciprocally along the feeding channel (120).

4. The automatic pipe feeding machine according to claim 1, further comprising a first sensor for detecting whether a pipe enters the feeding channel (120), wherein the first sensor is mounted on the rear surface of the guide block (32), and the first sensor is a pressure sensor or a photoelectric sensor;

when the pipe is conveyed into the feeding channel (120) and abuts against the rear surface of the guide block (32) by the storage device, the first sensor sends out a signal so that the second servo motor (30) drives the second rotating shaft (31) to rotate clockwise, and the first servo motor (20) drives the first rotating shaft to rotate anticlockwise.

5. The automatic pipe feeding machine according to claim 1, further comprising a pressing mechanism and a second sensor for detecting whether a second pipe exists in the feeding channel (120), wherein the second sensor is a photoelectric sensor or a pressure sensor, and the second sensor is installed on the rear surface of the guide hole and is located above the first sensor;

the guide block (32) also has a third dwell position between the first dwell position and the second dwell position; when the guide block (32) is positioned at the third stay position, if the second sensor detects that two pipes exist in the feeding channel (120), the second sensor sends out a signal so that the pressing mechanism presses the pipes positioned at the rear into the feeding channel (120).

6. The automatic pipe feeding machine according to claim 1, wherein the clamping mechanism comprises a third sensor, the third sensor is a photoelectric sensor, and when the clamping mechanism clamps the pipe, the third sensor can measure the width of the pipe to determine whether the pipe is placed horizontally or vertically.

7. The automatic pipe feeding machine according to claim 6, wherein the clamping mechanism further comprises a housing (59) fixedly installed on the movable frame (58), a second driving member (60), a left clamping member (61), a right clamping member (62), a central gear (63), an upper rack (64) and a lower rack (65) installed on the housing (59), the surfaces of the left clamping member (61) and the right clamping member (62) for clamping the pipe are vertical surfaces, the third sensor is installed at the top end or the bottom end of the vertical surfaces, the upper rack (64) is fixedly connected with the right clamping member (62), the lower rack (65) is fixedly connected with the left clamping member (61), the central gear (63) is in transmission fit with the upper rack (64) and the lower rack (65), and the second driving member (60) is used for driving the right clamping member (62) to horizontally move, the left clamping member (61) to horizontally move or the central gear (63) to rotate so as to drive the left clamping member (61) and the right clamping member (62) to horizontally move close to or far away from each other.

8. The automatic pipe feeding machine according to claim 1, wherein the discharging mechanism comprises a fourth servo motor (57), a screw rod and a moving frame (58), one end of the screw rod is connected with the fourth servo motor (57), the other end of the screw rod stretches into the moving frame (58) and is in transmission fit with the moving frame (58), the clamping mechanism is arranged on the moving frame (58), and the fourth servo motor (57) drives the screw rod to rotate so as to drive the moving frame (58) to move.

9. The automatic pipe feeding machine according to claim 1, wherein the adjusting mechanism comprises a first driving part, an adjusting seat (50) and a plurality of roller assemblies for supporting pipes, the adjusting seat (50) is installed on the plurality of mounting plates (12), the roller assemblies comprise roller members (51) for supporting the pipes, a first support (52) and a second support (53), one end of each of the first support (52) and one end of each of the second supports (53) are rotatably connected with a central shaft of each of the roller members (51), the other ends of the first supports (52) in the plurality of roller assemblies are hinged with the plurality of mounting plates (12) respectively, the other ends of the second supports (53) in the plurality of roller assemblies are hinged with the adjusting seat (50), and the first driving part is used for driving the adjusting seat (50) to move left and right so as to realize up and down movement of the plurality of roller members (51) simultaneously.

10. An automatic pipe feeding method, characterized in that the automatic pipe feeding machine according to any one of claims 1-9 is adopted to complete feeding, and the specific steps are as follows:

step one: after the stored pipe is sent to the inlet end of the feeding channel (120) by the storage device, triggering the first sensor to enable the second servo motor (30) to enter a working state;

step two: the second servo motor (30) drives all guide blocks (32) to sequentially move to a third stop position and a second stop position along the feeding channel (120) from the first stop position, when the guide blocks (32) are positioned at the third stop position, the second sensor detects whether a second pipe exists in the feeding channel (120), and if a pressing mechanism exists, the pipe positioned at the rear is pressed in the feeding channel (120);

step three: the feeding mechanism sends out a single pipe from the feeding channel (120) to the roller assembly, and then the clamping mechanism clamps the pipe in a centering manner and detects the width of the pipe through the third sensor so as to determine whether the pipe is placed transversely or vertically;

step four: the adjusting mechanism adjusts the height of the pipe according to the placement condition of the pipe after the clamping mechanism loosens the pipe;

step five: and then the pipe is clamped again by the clamping mechanism and then is sent to the pipe cutting machine by the discharging mechanism.

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