CN212599803U

CN212599803U - Welded pipe conveying device

Info

Publication number: CN212599803U
Application number: CN202020759245.3U
Authority: CN
Inventors: 黄文海; 王峰; 陈玖福; 周峰
Original assignee: Guangzhou Sango Auto Parts Co ltd
Current assignee: Guangzhou Sango Auto Parts Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-02-26
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a haulage equipment technical field, more specifically relates to a welded pipe material handling device. The device is matched with a welding machine and specifically comprises a guide rail, a sliding seat, a clamping jaw and a pre-mounting frame, wherein the sliding seat is in sliding fit with the guide rail and slides back and forth along the guide rail; the clamping jaw is connected and fixed on the sliding seat, and the sliding seat is provided with a lifting rod for adjusting the height of the clamping jaw; the guide rail stretches across the upper part of the pre-assembly frame, and the pre-assembly frame is provided with an inclined conveying line for conveying the pipes. In addition, PLC is adopted for centralized control, manual walking is replaced for carrying the pipes, accurate positioning is automatically carried, the workload of operators is reduced, and the production efficiency is improved.

Description

Welded pipe conveying device

Technical Field

The utility model relates to a haulage equipment technical field, more specifically relates to a welded pipe material handling device.

Background

The straight seam welding of the pipe is a common process for producing the pipe, and a tunnel (straight seam) welding machine is generally selected to perform a welding process on the pipe after the pipe is rounded. At present, most production lines adopt a manual mode to carry a pipe to be welded to a tunnel welding machine, and then a switch is started, so that a push claw pushes the pipe to be welded. Because production duration is long, the intensity of labour of manual handling is great, and the degree of automation of manual handling is low moreover, is unfavorable for producing line upgrading. Therefore, it is of great significance to design a conveying device with high automation degree.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art the defect, provide a welded pipe material handling device, replace artifical transport tubular product of walking, alleviate operator's work load, improve production efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a welded pipe conveying device comprises a guide rail, a sliding seat, a clamping jaw and a pre-mounting frame, wherein the sliding seat is in sliding fit with the guide rail and slides back and forth along the guide rail; the clamping jaw is connected and fixed on the sliding seat, and the sliding seat is provided with a lifting rod for adjusting the height of the clamping jaw; the guide rail stretches across the upper part of the pre-assembly frame, and the pre-assembly frame is provided with an inclined conveying line for conveying the pipes.

The pipe to be welded is placed on an inclined conveying line of the pre-installing frame, the pipe is grabbed by the clamping jaw after the pipe to be welded is to be positioned, the pipe is carried and moved by the aid of matching of the sliding seat and the guide rail, and the clamping jaw clamps the pipe on the tunnel welding machine, so that the pipe is pushed to be welded.

Preferably, the inclined conveying line is an inclined roller line, the higher end of the inclined conveying line is a head end, the lower end of the inclined conveying line is a tail end, and the conveying direction is from the head end to the tail end. The inclined roller line is a powerless production line, the pipe is axially thrown onto the inclined roller line and rolls with the roller by means of the gravity of the pipe, and the pipe slides to the tail end from the head end.

Preferably, the inclined roller line comprises roller belts at two sides, the roller belts are provided with a plurality of rollers which are sequentially arranged, and the plane where the rollers are located is an inclined plane; the two side roller belts are symmetrically arranged, and the planes of the rollers of the two side roller belts are opposite. The clearance between the roller belts on the two sides is smaller than the diameter of the pipe so as to ensure that the pipe is fully loaded and conveyed.

Preferably, the inclined conveying line is provided with a liftable positioning block, the positioning block is arranged between the roller belts at the two sides, and a lifting cylinder is fixedly connected to the positioning block and is fixedly connected to the bottom of the inclined conveying line through the lifting cylinder; the inclined conveying line is provided with a baffle for intercepting the pipe, and the baffle is arranged at the tail end of the inclined conveying line; the head end of the inclined conveying line is provided with an induction element for inducing the pipe.

The positioning block is lifted by the lifting cylinder, and when the positioning block is lifted, the pipe is clamped, so that the pipe is prevented from sliding; when the positioning block descends, the pipe can slide freely on the inclined conveying line. When the pipe slides to the tail end of the inclined conveying line, the pipe is stopped by the baffle plate to stop sliding, and the clamping jaw is waited to clamp.

The sensing element is used for sensing whether the pipe of the inclined conveying line is positioned or not, and generally, the sensing element adopts a photoelectric switch sensing piece.

Preferably, the inclined conveying line is further provided with a first guide plate for guiding the pipe welding seam, the first guide plate is vertically arranged between the two roller belts, and the height of the first guide plate is higher than that of the roller belts. The first guide plate is matched with a straight seam of a pipe to be welded, the thickness of the first guide plate is smaller than the width of the straight seam, so that the first guide plate can be inserted into the straight seam to be positioned and guided, the straight seam of the pipe to be welded is ensured to be vertically upward, and the clamping claw can grab the tunnel welding machine to perform welding operation. The first guide plate is arranged close to the head end of the inclined conveying line.

Preferably, the clamping jaw comprises a jaw disc, a clamping jaw air cylinder and two symmetrically arranged jaw pieces, the clamping jaw air cylinder is fixed on the jaw disc, the jaw pieces are connected to the movable end of the clamping jaw air cylinder, the clamping jaw air cylinder contracts to clamp the jaw pieces, and the clamping jaw air cylinder extends to loosen the jaw pieces. The clamping jaw cylinder can be a bidirectional cylinder or formed by combining two unidirectional cylinders.

Preferably, the clamping jaw is provided with a second guide plate, and the second guide plate is vertically arranged between the two side jaw pieces and used for clamping, positioning and guiding the pipe. The principle effect of second deflector is similar with first deflector, is used for treating the straight seam of welded tube material and fix a position and the direction equally, avoids the tubular product to rotate when pressing from both sides and getting. The thickness of the first guide plate is smaller than the width of the straight seam, so that the second guide plate can be inserted into the straight seam in a penetrating mode to conduct positioning and guiding.

Preferably, the guide rail is horizontally arranged, the lifting rod is kept vertical, one end of the lifting rod is connected to the sliding seat, and the other end of the lifting rod is connected to the clamping jaw. Wherein the lifting rod is an electric spiral lifting rod commonly used in the prior art.

Preferably, a traversing cylinder for providing power is connected to the sliding seat. The transverse moving cylinder drives the sliding seat to slide back and forth along the guide rail.

Preferably, the device further comprises a PLC, and the inclined conveying line, the sliding seat and the clamping jaw are connected with and controlled by the PLC. The PLC is a common production automation control system and is used for carrying out centralized control on all equipment, meanwhile, the PLC also controls the tunnel welding machine, when the pipe to be welded is in place, the tunnel welding machine is started, and the push claw pushes the pipe to be welded. The PLC control system is a novel industrial control device of a generation formed by introducing a microelectronic technology, a computer technology, an automatic control technology and a communication technology on the basis of a traditional sequence controller, aims to replace sequential control functions of a relay, execution logic, timing, counting and the like, and establishes a flexible remote control system.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a welding tubular product handling device adopts automated control system centralized control, replaces artifical transport tubular product of walking, carries accurate location automatically, alleviates operator's work load, improves production efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a perspective view of the pre-mount.

Fig. 3 is a side view of the pre-mount.

Fig. 4 is a partially enlarged view of the position a.

Figure 5 is a schematic view of the jaw configuration.

FIG. 6 is a diagram of an embodiment of example 1.

The device comprises a guide rail 1, a sliding seat 2, a clamping jaw 3, a pre-assembly frame 4, a lifting rod 5, an inclined conveying line 6, a transverse moving air cylinder 7, a tunnel welding machine 8, a claw disc 31, a clamping jaw air cylinder 32, a claw piece 33, a second guide plate 34, a roller belt 61, a roller 611, a positioning block 62, a lifting air cylinder 63, a baffle plate 64, a sensing element 65 and a first guide plate 66.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

The straight seam welding of the pipe is a common process for producing the pipe, and a tunnel welding machine 8 is generally selected to perform a welding process on the pipe after the pipe is completely round. As shown in fig. 1, the present embodiment provides a welded pipe conveying apparatus including a guide rail 1, a slide 2, a clamping jaw 3, a pre-mount 4, and a PLC for centralized control.

The pre-assembly frame 4 is arranged on the ground and is adjacent to the tunnel welding machine 8, and the guide rail 1 stretches across the pre-assembly frame (4) and the tunnel welding machine 8 and is horizontally arranged. Meanwhile, the slide seat 2 is matched with the guide rail 1 in a sliding mode, and the slide seat 2 slides back and forth along the guide rail 1 and can move to the position right above the pre-installing frame 4 and also move to the position right above the tunnel welding machine 8. The sliding seat 2 is connected with a transverse moving cylinder 7 for providing power, and the transverse moving cylinder 7 drives the sliding seat 2 to slide back and forth along the guide rail 1.

In addition, clamping jaw 3 is connected and is fixed in on slide 2, and slide 2 is equipped with and is used for adjusting the lifter 5 of clamping jaw 3 height, and lifter 5 keeps vertical setting, and 5 one end of lifter are connected in slide 2, and clamping jaw 3 is connected to the other end. The lifting rod 5 in this embodiment is a conventional electric spiral lifting rod 5.

Further, as shown in fig. 2 to 4, the pre-rack 4 is provided with an inclined conveyor line 6 for conveying the pipes, the inclined conveyor line 6 is an unpowered inclined roller line, the range of the inclination angle is generally 4 to 8 °, in this embodiment, it is simply defined that the upper end of the inclined conveyor line 6 is a head end, the lower end is a tail end, the conveying direction is from the head end to the tail end, and the conveying direction of the inclined conveyor line 6 is perpendicular to the sliding direction of the slide base 2.

Specifically, the inclined roller line comprises two side roller belts 61, the roller belts 61 are provided with a plurality of rollers 611 which are arranged in sequence, the planes of the rollers 611 are inclined planes, the two side roller belts 61 are symmetrically arranged, the planes of the rollers 611 of the two side roller belts 61 are opposite, and meanwhile, the gap between the two side roller belts 61 is smaller than the diameter of the pipe, so that the pipe can be fully loaded and conveyed. The pipe is axially thrown onto an inclined roller line, and the pipe slides from the head end to the tail end by means of the gravity of the pipe and the rolling of the roller 611.

Specifically, the inclined conveying line 6 is provided with a liftable positioning block 62, the positioning block 62 is arranged between the roller belts 61 on the two sides, and the positioning block 62 is fixedly connected with a lifting cylinder 63 and is fixedly connected to the bottom of the inclined conveying line 6 through the lifting cylinder 63. The positioning block 62 is lifted by the lifting cylinder 63, and when the positioning block 62 is lifted, the pipe is clamped, so that the pipe is prevented from sliding; when the positioning block 62 descends, the pipe can freely slide on the inclined conveying line 6.

Specifically, the inclined conveying line 6 is provided with a baffle plate 64 for intercepting the pipes, the baffle plate 64 is arranged at the tail end of the inclined conveying line 6, and when the pipes slide down to the tail end of the inclined conveying line 6, the pipes are stopped by the baffle plate 64 to slide down and wait for the clamping jaw 3 to clamp. Moreover, the head end of the inclined conveying line 6 is provided with a sensing element 65 for sensing whether the pipe is in place, and the sensing element 65 of the embodiment adopts a photoelectric switch sensing piece.

Specifically, the inclined conveying line 6 is further provided with a first guide plate 66 for guiding a pipe welding seam, the first guide plate 66 is vertically arranged between the two roller belts 61 and is arranged close to the head end of the inclined conveying line 6, and the height of the first guide plate is higher than that of the roller belts 61. The first guide plate 66 is matched with a straight seam of a pipe to be welded, the thickness of the first guide plate 66 is smaller than the width of the straight seam, so that the first guide plate 66 can be inserted into the straight seam for positioning and guiding, the straight seam of the pipe to be welded is ensured to be vertically upward, and the clamping jaw 3 can grab the tunnel welding machine 8 for welding.

Further, as shown in fig. 5, the clamping jaw 3 includes a jaw plate 31, a jaw cylinder 32 and two symmetrically disposed jaw members 33, the jaw plate 31 is connected to the lifting rod 5, the jaw cylinder 32 is fixed to the bottom of the jaw plate 31, the jaw members 33 are connected to the movable end of the jaw cylinder 32, the jaw cylinder 32 contracts to clamp the jaw members 33, and the jaw cylinder 32 extends to release the jaw members 33. The general clamping jaw air cylinder 32 can be a bidirectional air cylinder, and can also be formed by combining two unidirectional air cylinders.

Meanwhile, the clamping jaw 3 is provided with a second guide plate 34, and the second guide plate 34 is vertically arranged between the two side jaw pieces 33 and used for clamping, positioning and guiding the pipe. The principle function of the second guide plate 34 is similar to that of the first guide plate 66, and the second guide plate is also used for positioning and guiding the straight seam of the pipe to be welded, and the pipe is prevented from rotating when being clamped.

The PLC is used for centralized control over the tunnel welding machine 8, the inclined conveying line 6, the sliding seat 2 and the clamping jaw 3, and specifically, the tunnel welding machine 8, the lifting cylinder 63, the sensing element 65, the transverse moving cylinder 7, the lifting rod 5 and the clamping jaw cylinder 32 are all connected with the PLC and controlled by the PLC or used for feeding information back to the PLC.

The specific implementation process is as follows: first, the PLC controls each apparatus to start up, in which the lift cylinder 63 on the inclined conveyor line 6 causes the positioning block 62 to ascend. The pipe to be welded is axially thrown onto the inclined conveying line 6 of the pre-assembly frame 4, the first guide plate 66 is inserted into the straight seam of the pipe to be welded for guiding and positioning, the pipe is prevented from rotating, and the pipe is prevented from sliding because the positioning block 62 clamps the pipe at the moment. The sensing element 65 detects whether the pipe is in place or not and feeds back a detection signal to the PLC. After the pipe is positioned, the lifting cylinder 63 causes the positioning block 62 to descend, and the pipe slides to the position of the baffle plate 64 at the tail end of the inclined conveying line 6. And then, the transverse moving cylinder 7 drives the sliding seat 2 to slide, the sliding seat 2 drives the clamping jaw 3, and when the clamping jaw 3 reaches the position right above the pipe, the lifting rod 5 descends to enable the second guide plate 34 to penetrate into a straight seam of the pipe to be welded for guiding and positioning. At the same time, the clamping jaw air cylinder 32 is extended to release the clamping jaw 33, and when the lifting rod 5 descends to the right position, the clamping jaw air cylinder 32 is contracted again to clamp the clamping jaw 33. Then, the lifting rod 5 is lifted back, the clamping jaw 3 clamps the pipe, the transverse moving cylinder 7 drives the sliding seat 2 to slide along the guide rail 1, when the clamping jaw 3 reaches the position right above the tunnel welding machine 8, the lifting rod 5 descends, and the pipe is placed on the tunnel welding machine 8, so that the pipe is conveyed. After the transport, PLC starts tunnel welding machine 8, and the pusher dog propelling movement tubular product welds, as shown in fig. 6, in practical application, can place two tunnel welding machine 8 respectively in pre-installation frame 4 both sides, and this device provides production efficiency to two tunnel welding machine 8 transport tubular product respectively.

In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A welded pipe conveying device is characterized in that: the clamping device comprises a guide rail (1), a sliding seat (2), a clamping jaw (3) and a pre-assembly frame (4), wherein the sliding seat (2) is in sliding fit with the guide rail (1) and slides back and forth along the guide rail (1); the clamping jaw (3) is fixedly connected with the sliding seat (2), and the sliding seat (2) is provided with a lifting rod (5) for adjusting the height of the clamping jaw (3); the guide rail (1) stretches across the upper part of the pre-mounting frame (4), and the pre-mounting frame (4) is provided with an inclined conveying line (6) for conveying pipes.

2. The welded pipe handling device according to claim 1, wherein: the inclined conveying line (6) is an inclined roller line, the higher end of the inclined conveying line (6) is a head end, the lower end of the inclined conveying line is a tail end, and the conveying direction is from the head end to the tail end.

3. The welded pipe handling device according to claim 2, wherein: the inclined conveying line (6) comprises roller belts (61) at two sides, the roller belts (61) are provided with a plurality of rollers (611) which are arranged in sequence, and the plane where the rollers (611) are located is an inclined plane; the two side roller belts (61) are symmetrically arranged, and the planes of the rollers (611) of the two side roller belts (61) are opposite.

4. A welded pipe handling device according to claim 3, wherein: the inclined conveying line (6) is provided with a liftable positioning block (62), the positioning block (62) is arranged between the roller (611) belts (61) on the two sides, and the positioning block (62) is fixedly connected with a lifting cylinder (63) and is fixedly connected to the bottom of the inclined conveying line (6) through the lifting cylinder (63); the inclined conveying line (6) is provided with a baffle plate (64) used for intercepting the pipe, and the baffle plate (64) is arranged at the tail end of the inclined conveying line (6); the head end of the inclined conveying line (6) is provided with an induction element (65) for inducing the pipe.

5. The welded pipe handling device according to claim 4, wherein: the inclined conveying line (6) is further provided with a first guide plate (66) used for guiding a pipe welding seam, the first guide plate (66) is vertically arranged between the two roller belts (61), and the height of the first guide plate is higher than that of the roller belts (61).

6. A welded pipe handling device according to claim 1 or 5, wherein: the clamping jaw (3) comprises a jaw disc (31), a clamping jaw air cylinder (32) and two jaw pieces (33) symmetrically arranged on two sides, the clamping jaw air cylinder (32) is fixed on the jaw disc (31), the jaw pieces (33) are connected to the movable end of the clamping jaw air cylinder (32), the clamping jaw air cylinder (32) contracts to clamp the jaw pieces (33), and the clamping jaw air cylinder (32) extends to loosen the jaw pieces (33).

7. The welded pipe handling device according to claim 6, wherein: the clamping jaw (3) is provided with a second guide plate (34), and the second guide plate (34) is vertically arranged between the jaw pieces (33) on the two sides and used for clamping, positioning and guiding the pipe.

8. The welded pipe handling device according to claim 1, wherein: the guide rail (1) is horizontally arranged, the lifting rod (5) is kept vertical, one end of the lifting rod (5) is connected to the sliding seat (2), and the other end of the lifting rod is connected with the clamping jaw (3).

9. The welded pipe handling device of claim 8, wherein: the sliding seat (2) is connected with a transverse moving cylinder (7) for providing power.

10. The welded pipe handling device according to claim 1, wherein: still include PLC, slope transfer chain (6), slide (2), clamping jaw (3) all are connected with PLC and receive PLC control.