CN218878543U - Tubular product loading attachment - Google Patents

Abstract

The utility model provides a pipe feeding device, which relates to the technical field of pipe processing and comprises a conveying bracket, wherein a horizontal conveying chain is arranged at the upper end of the conveying bracket, a lifting feeding trolley is arranged at one end of the horizontal conveying chain, and the lifting feeding trolley is horizontally and slidably arranged on the conveying bracket along the conveying direction of the horizontal conveying chain; the device comprises a conveying support and is characterized in that a mechanical limit switch I and a mechanical limit switch II are respectively arranged at positions, corresponding to two ends of a horizontal conveying chain, of the upper end of the conveying support, a mechanical limit switch III is arranged at a position, corresponding to a material taking position of a lifting feeding trolley, of the upper end of the conveying support, and the mechanical limit switch III is located between the mechanical limit switch I and the mechanical limit switch II. The beneficial effects of the utility model reside in that, it has advantages such as simple structure, with low costs, easy installation, top tube success rate height.

Description

Tubular product loading attachment

Technical Field

The utility model relates to a tubular product processing technology field, concretely relates to tubular product loading attachment.

Background

The laser pipe cutting machine has the advantages of high precision, high cutting efficiency, neat cut, low production cost and the like, so the laser pipe cutting machine is widely applied, and in the whole machining process, the feeding process is an important link, and the machining efficiency and the machining beat of the whole laser pipe cutting machine are determined.

At present, in order to increase the pipe feeding speed, most of the existing laser pipe cutting machines adopt an automatic feeding device, for example, chinese patent CN111299851B provides a laser pipe cutting machine with an automatic feeding device. However, the feeding device provided by the patent still has the following defects: 1. the feeding mechanism and the feeding mechanism are separately arranged, so that the structure is complex, the cost is high, and the installation difficulty and the position correction difficulty of the whole feeding device during field installation are increased; 2. because the structure of two sets of conveying chains is adopted, the control task amount of the corresponding control unit is increased; 3. because the photoelectric sensor is used for detecting the pipe, the risk of error detection is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide and design a simple structure, with low costs, easy installation to the structure complicacy that current tubular product loading attachment exists, difficult installation, sensitivity defect such as lower, and the tubular product loading attachment that the top tube success rate is high to overcome above-mentioned defect.

In order to realize the purpose, the utility model provides a technical scheme does: a pipe feeding device comprises a conveying support, wherein a horizontal conveying chain is arranged at the upper end of the conveying support, a lifting feeding trolley is arranged at one end of the horizontal conveying chain, and the lifting feeding trolley is horizontally and slidably mounted on the conveying support along the conveying direction of the horizontal conveying chain; the material taking device is characterized in that a mechanical limit switch I and a mechanical limit switch II are respectively arranged at positions, corresponding to two ends of the horizontal conveying chain, of the upper end of the conveying support, a mechanical limit switch III is arranged at a position, corresponding to the material taking position of the lifting feeding trolley, of the upper end of the conveying support, and the mechanical limit switch III is located between the mechanical limit switch I and the mechanical limit switch II. On one hand, the lifting and feeding trolley is laterally hung on the conveying support, so that the material cost is reduced, and the field installation is convenient; on the other hand, because the utility model adopts the mechanical limit switch to replace the photoelectric limit switch to detect the position of the pipe, the accuracy of the limit switch and the pipe feeding success rate of the whole feeding device are improved; and simultaneously, because the utility model discloses get material position department at the both ends of horizontal conveyor chain, lift the pay-off dolly and all be provided with mechanical limit switch, the utility model discloses can detect this tubular product once more through the mechanical limit switch of horizontal conveyor chain discharge end department when lifting the pay-off dolly and not in time getting the material to in time remind the site work personnel to have tubular product to omit and not take out, avoid tubular product to drop on the ground.

Further, the interval is provided with two at least V-arrangement support piece on the horizontal conveyor chain, V-arrangement support piece's upper end is provided with 90 degrees support contained angles, and it can support section bars such as the square pipe of various sizes, pipe, channel-section steel.

Furthermore, a hard limiting bracket is arranged at a position, corresponding to the discharge end of the horizontal conveying chain, on the conveying bracket, and the pipe conveyed on the horizontal conveying chain is subjected to hard limiting through the hard limiting bracket.

Further, it includes the lifting chassis of horizontal sliding installation on the transfer gantry to lift the pay-off dolly, the vertical sliding connection of lifting chassis has the crane, the upper end of crane is provided with horizontal follow-up backing roll and V-arrangement roll-over stand, two slope follow-up backing rolls are installed in the rotation of V-arrangement roll-over stand, are provided with the contained angle between two slope follow-up backing rolls to follow-up through this slope follow-up backing roll and support to section bars such as the square pipe of various sizes, pipe, channel-section steel, perhaps carry out follow-up through this horizontal follow-up backing roll and support long and thin tubular product.

Further, the lower end of the V-shaped roll-over stand is provided with a roll-over shaft, the roll-over shaft is rotatably installed on the lifting frame through a roll-over bearing seat, the end part of the roll-over shaft penetrates through the roll-over bearing seat and then is in transmission connection with a roll-over driving mechanism, the roll-over driving mechanism can order the roll-over shaft and the V-shaped roll-over stand to rotate around the axis of the roll-over shaft, so that the roll-over shaft and the V-shaped roll-over stand can be in a vertical state and a horizontal state, and when the roll-over stand is in the horizontal state, the V-shaped roll-over stand is lower than an upper bus of a horizontal follow-up supporting roll.

Further, the turnover driving mechanism comprises a turnover driving power cylinder, a cylinder body of the turnover driving power cylinder is hinged to the lifting frame, a piston rod of the turnover driving power cylinder is hinged to the turnover connecting piece, the turnover connecting piece is fixedly connected with the turnover shaft, and therefore the V-shaped turnover frame can be changed in a vertical state and a horizontal state through the telescopic action of the turnover driving power cylinder.

Furthermore, the tip of trip shaft is provided with the location jack, the position department relative with the location jack on the crane is provided with the location power cylinder, the tailpiece of the piston rod portion of location power cylinder is provided with the location bolt, the location bolt can insert or extract the location jack under the driving of location power cylinder to carry out the locking to the V-arrangement trip frame.

Further, crane fixedly connected with lifts the lead screw, it rotates to install and lifts the nut to lift the chassis, it connects the output that lifts driving motor to lift the nut transmission, it lifts the lead screw to lift nut threaded connection, like this the utility model discloses the accessible lifts driving motor and drives and lifts the nut and rotate to it rises or descends to drive the crane under the rotation that lifts the nut.

Furthermore, the lifting frame is provided with lifting guide rods on two sides of the lifting screw rod, and the lifting guide rods are vertically and slidably connected with the lifting bottom frame through guide sleeves, so that the lifting frame is guided to vertically move through the lifting guide rods, and is prevented from shaking.

Furthermore, the number of the conveying supports is at least two, and the horizontal conveying chains on all the conveying supports are in synchronous transmission connection through the transmission shafts, so that all the horizontal conveying chains can synchronously rotate, and the pipe is prevented from shifting on the conveying supports.

According to the technical scheme, the utility model has the advantages of it is following: 1. because the lifting feeding trolley is laterally hung on the conveying bracket, the utility model not only reduces the material cost, but also is convenient for field installation; 2. because the utility model adopts the mechanical limit switch to replace the photoelectric limit switch to detect the position of the pipe, the accuracy of the limit switch and the pipe feeding success rate of the whole feeding device are improved; meanwhile, because the utility model is provided with the mechanical limit switches at the two ends of the horizontal conveying chain and the material taking position of the lifting feeding trolley, the utility model can detect the pipe again through the mechanical limit switch at the discharge end of the horizontal conveying chain when the lifting feeding trolley does not take the material in time, thereby reminding the field worker that the pipe is omitted and not taken out in time and avoiding the pipe falling on the ground; 3. because the utility model discloses a V-arrangement support piece that has 90 degrees support contained angles supports the tubular product, and it can support section bars such as the square pipe of various sizes, pipe, channel-section steel.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 3 is a first schematic structural view of the lifting and feeding trolley of the present invention.

Fig. 4 is a schematic structural diagram of a second lifting feeding trolley of the present invention.

Fig. 5 is a schematic structural view of the middle positioning socket of the present invention.

In the figure: 1. the device comprises a conveying support, 2, a lifting and feeding trolley, 3, a mechanical limit switch, 4, a hard limit support, 5, a transmission shaft, 6, a horizontal conveying chain, 7, a V-shaped support piece, 2-1, a lifting bottom frame, 2-2, a lifting guide rod, 2-3, a lifting lead screw, 2-4, a positioning power cylinder, 2-5, a V-shaped turnover frame, 2-6, an inclined follow-up supporting roller, 2-7, a lifting frame, 2-8, a turnover driving power cylinder, 2-9, a belt transmission mechanism, 2-10, a turnover shaft, 2-11, a horizontal follow-up supporting roller, 2-12, a turnover connecting piece, 2-13, a positioning jack, 2-14 and a positioning bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides a tubular product loading attachment, it includes two at least transport support 1 of interval arrangement in proper order, transport support 1's upper end is provided with horizontal conveying chain 6, and connects through transmission shaft 5 synchronous drive between all horizontal conveying chain 6, all is provided with a plurality of V-arrangement support piece 7 that are used for supporting, fixed tubular product on all horizontal conveying chain 6 at the interval, the upper end of V-arrangement support piece 7 is provided with 90 degrees support contained angles, and so this embodiment 1 accessible both the rotation of horizontal conveying chain 6 drives the tubular product of placing in the V-arrangement support piece 7 and moves forward to send it to the material loading position department that is close to the pipe cutting machine host computer, and the rotation of accessible horizontal conveying chain 6 drives the tubular product of placing in the V-arrangement support piece 7 and moves backward, and send it to the unloading position department of keeping away from the pipe cutting machine host computer.

One end of the conveying support 1, which is close to the pipe cutting machine main machine, is also horizontally connected with a lifting and feeding trolley 2 in a sliding manner, and the lifting and feeding trolley 2 mainly comprises a lifting underframe 2-1 and a lifting frame 2-7. The lifting underframe 2-1 is horizontally and slidably mounted on the conveying support 1 along the conveying direction of the horizontal conveying chain 6 through a horizontal feeding slide rail, the lifting frame 2-7 is vertically and slidably mounted on the lifting underframe 2-1, and the lower end of the lifting frame 2-7 is provided with a vertical lifting driving mechanism for driving the lifting frame 2-7 to vertically move. Specifically, vertical lifting drive mechanism can adopt actuating mechanism such as the rotatory screw drive mechanism of nut, power cylinder actuating mechanism, and when its preferred nut of adopting rotary screw drive mechanism, it includes lifting screw 2-3, lifting nut and lifting drive motor, wherein, lifting screw 2-3's one end and crane 2-7 fixed connection, lifting screw 2-3's the other end passes through lifting nut and lifts chassis 2-1 and rotate to be connected to will through taking drive mechanism 2-9 mechanism lifting nut and lifting drive motor's output transmission link together, like this the utility model discloses the accessible lifting drive motor drives lifting nut and rotates to drive crane 2-7 under lifting nut's rotation and rise or descend. In addition, in the vertical sliding process, in order to ensure the stability of the lifting frame 2-7, the lifting frame 2-7 is provided with lifting guide rods 2-2 on two sides of a lifting lead screw 2-3, and the lifting guide rods 2-2 are vertically and slidably connected with guide sleeves on a lifting bottom frame 2-1, so that the lifting frame 2-7 is prevented from horizontally swinging.

The upper end of the lifting frame 2-7 is rotatably provided with a horizontal follow-up supporting roller 2-11 and a V-shaped overturning frame 2-5, the V-shaped overturning frame 2-5 is rotatably provided with two inclined follow-up supporting rollers 2-6, and an included angle is formed between the two inclined follow-up supporting rollers 2-6. In addition, in order to enable the V-shaped roll-over stand 2-5 to be in a horizontal state and a vertical state, the utility model discloses it is still in V-shaped roll-over stand 2-5 lower extreme is provided with trip shaft 2-10, trip shaft 2-10 rotates through the trip bearing seat and installs on crane 2-7, and fixedly connected with upset connecting piece 2-12 behind the tip of trip shaft 2-10 passed the trip bearing seat, upset connecting piece 2-12 articulates there is upset drive power cylinder 2-8, the cylinder body of upset drive power cylinder 2-8 is articulated with crane 2-7. Thus, the utility model can realize the turnover of the V-shaped turnover frame 2-5 by the telescopic action of the turnover driving power cylinder 2-8, so that the turnover frame can be in a vertical state and a horizontal state. In addition, in order to avoid the downward turning of the V-shaped turning frame 2-5 when supporting the heavy pipe, the utility model discloses still be in the tip of trip shaft 2-10 is provided with location jack 2-13, be provided with location power cylinder 2-4 on the crane 2-7 with location jack 2-13 relative position, be provided with location bolt 2-14 at the piston rod tip of location power cylinder 2-4, and make location bolt 2-14 can insert or extract location jack 2-13 under the effect of location power cylinder 2-4.

Therefore, when the V-shaped turning frame 2-5 sends the pipe to the pipe cutting machine host and clamps the pipe to be fed forward through the chuck assembly of the pipe cutting machine host, namely when the pipe cutting machine host needs to lift the feeding trolley 2 to avoid the chuck assembly, the V-shaped turning frame 2-5 can be firstly turned to be in a horizontal state, so that the whole height of the whole lifting feeding trolley 2 is reduced, and then the lifting feeding trolley 2 exits from the pipe cutting machine host. Similarly, when lifting pay-off dolly 2 and moving back to and treat on the carriage 1 and get material position department, V-arrangement roll-over stand 2-5 also need be in the horizontality, when getting the material signal until control system gives, V-arrangement roll-over stand 2-5 is turned up again and is got the material and support, like this because the utility model provides a V-arrangement roll-over stand 2-5 dodges and treats when the horizontality and get the material, and it can reduce pipe cutting machine host computer height and loading attachment's whole height, material saving cost. Additionally, when processing long and thin tubular product, the utility model discloses can directly make V-arrangement roll-over stand 2-5 be in the horizontality, because the generating line is higher than V-arrangement roll-over stand 2-5 on the horizontal follow-up backing roll 2-11 this moment, in the cutting process the utility model discloses can directly use horizontal follow-up backing roll 2-11 auxiliary stay tubular product to the realization is according to follow-up support function about tubular product radius of rotation's the change, thereby effectively solves the flagging technical problem that leads to the machining precision to hang down of long and thin tubular product and hang.

In addition, in order to effectively guarantee this loading attachment's top tube success rate, the utility model discloses still be in on the carriage 1 with the corresponding position department of 6 feed ends of horizontal transfer chain, with the corresponding position department of 6 discharge ends of horizontal transfer chain and with lift pay-off dolly 2 and get the corresponding position department of material position and all be provided with mechanical limit switch 3, and the push type induction system that provides in this mechanical limit switch 3 preferred adoption patent 2022220009386. In order to avoid excessive movement of the pipes on the horizontal conveying chain 6, a hard limiting bracket 4 is further arranged at a position, corresponding to the discharge end of the horizontal conveying chain 6, on the conveying bracket 1.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A pipe feeding device is characterized by comprising a conveying support, wherein a horizontal conveying chain is arranged at the upper end of the conveying support, a lifting feeding trolley is arranged at one end of the horizontal conveying chain, and the lifting feeding trolley is horizontally and slidably mounted on the conveying support along the conveying direction of the horizontal conveying chain; the material taking device is characterized in that a mechanical limit switch I and a mechanical limit switch II are respectively arranged at positions, corresponding to two ends of the horizontal conveying chain, of the upper end of the conveying support, a mechanical limit switch III is arranged at a position, corresponding to the material taking position of the lifting feeding trolley, of the upper end of the conveying support, and the mechanical limit switch III is located between the mechanical limit switch I and the mechanical limit switch II.

2. The pipe feeding device according to claim 1, wherein at least two V-shaped supporting members are arranged on the horizontal conveying chain at intervals, and the upper ends of the V-shaped supporting members are provided with a 90-degree supporting included angle.

3. The pipe feeding device according to claim 1 or 2, wherein a hard limiting bracket is further arranged at a position on the conveying bracket corresponding to the discharge end of the horizontal conveying chain.

4. The pipe feeding device according to claim 1 or 2, wherein the lifting and feeding trolley comprises a lifting bottom frame horizontally and slidably mounted on the conveying support, the lifting bottom frame is vertically and slidably connected with a lifting frame, a horizontal follow-up supporting roller and a V-shaped turnover frame are arranged at the upper end of the lifting frame, the V-shaped turnover frame is rotatably mounted with two inclined follow-up supporting rollers, and an included angle is formed between the two inclined follow-up supporting rollers.

5. The pipe feeding device according to claim 4, wherein a turning shaft is arranged at the lower end of the V-shaped turning frame, the turning shaft is rotatably mounted on the lifting frame through a turning bearing seat, and the end part of the turning shaft penetrates through the turning bearing seat and is in transmission connection with a turning driving mechanism.

6. The pipe feeding device according to claim 5, wherein the overturning driving mechanism comprises an overturning driving power cylinder, a cylinder body of the overturning driving power cylinder is hinged to the lifting frame, a piston rod of the overturning driving power cylinder is hinged to an overturning connecting piece, and the overturning connecting piece is fixedly connected to the overturning shaft.

7. The pipe feeding device according to claim 5, wherein a positioning jack is arranged at the end of the turnover shaft, a positioning power cylinder is arranged at a position on the lifting frame opposite to the positioning jack, a positioning bolt is arranged at the end of a piston rod of the positioning power cylinder, and the positioning bolt can be inserted into or pulled out of the positioning jack under the driving of the positioning power cylinder.

8. The pipe feeding device according to claim 4, wherein the lifting frame is fixedly connected with a lifting lead screw, the lifting underframe is rotatably provided with a lifting nut, the lifting nut is in transmission connection with an output end of a lifting driving motor, and the lifting nut is in threaded connection with the lifting lead screw.

9. The pipe feeding device according to claim 8, wherein the lifting frame is provided with lifting guide rods on both sides of a lifting screw rod, and the lifting guide rods are vertically and slidably connected with the lifting underframe through guide sleeves.

10. The pipe feeding device according to claim 1 or 2, wherein the number of the conveying supports is at least two, and the horizontal conveying chains on all the conveying supports are in synchronous transmission connection through a transmission shaft.

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