CN110899947A

CN110899947A - Scaffold plate buckle upright rod workstation

Info

Publication number: CN110899947A
Application number: CN201911361735.6A
Authority: CN
Inventors: 王永山
Original assignee: Renqiu Jinshi Machine Manufacturing Co
Current assignee: Renqiu Jinshi Machine Manufacturing Co
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-03-24

Abstract

A scaffold plate buckle upright rod workstation is provided with a feeding pipe penetrating device on one side of a main body frame, a tool platform is slidably mounted on the main body frame, a plurality of overturning clamping piece devices are arranged on the tool platform, a left clamping transmission device and a right clamping device are respectively fixed at the left end and the right end of a main body frame front end platform, a top plate device is arranged at the bottom of the front end of the main body frame and matched with a grabbing plate device to convey a workpiece disc to the overturning clamping piece devices to be clamped and overturned in place, a workpiece circular pipe is penetrated into the workpiece disc through the feeding pipe penetrating device, the tool platform slides to push the workpiece into a welding position to complete spot welding and circular welding, the welding is completed, workpieces are loosened at two ends, the welded workpieces slide onto a conveying device along a discharging frame, the conveying device conveys the welded workpieces to a material frame, and the finished product is completed, time and labor are saved, the production efficiency is high, The labor intensity is low, and the welding can be finished without professional welders, so that the cost is greatly reduced.

Description

Scaffold plate buckle upright rod workstation

Technical Field

The invention relates to an automatic welding machine, in particular to a scaffold coil buckle upright rod workstation.

Background

At present, when the well-known scaffold upright rod buckle is welded, the prior art is that the scaffold upright rod buckle is manually placed in a disc-by-disc mode and automatically threaded. The latest technology is also automatic pipe penetration and automatic tray placement, but the automatic tray placement and automatic pipe penetration devices are unstable, so that the equipment cannot continuously and normally work, and the production efficiency is low.

Disclosure of Invention

Aiming at the defects of the technical problems, the invention aims to provide a scaffold coil buckle upright rod workstation.

The utility model provides a pole setting workstation is detained to scaffold dish, includes, main body frame (3) and gas holder (20), welding power supply (6), control box (9) and power control box (2) installed on main body frame (3), send a set axle (5), send a motor (4) and solenoid valve (26) to fix respectively on the upper portion of main body frame (3), its characterized in that: a feeding pipe penetrating device (1) is arranged on one side of a main body frame (3), a tool platform (28) is slidably mounted on the main body frame (3), a plurality of overturning clamping piece devices (27) are arranged on the tool platform (28), a left clamping transmission device (10) and a right clamping device (14) are respectively fixed at the left end and the right end of a front end platform of the main body frame (3), a top disc device (12) is arranged at the bottom of the front end of the main body frame (3), the top disc device (12) is matched with a grabbing disc device (8) mounted on the main body frame (3) to send a workpiece disc (111) onto the overturning clamping piece devices (27) to be clamped and overturned in place, a workpiece round pipe penetrates into the workpiece disc (111) through the feeding pipe penetrating device (1), the tool platform (28) slides to push the workpiece into a welding position, and the workpiece round pipe is clamped and driven to rotate through the left clamping transmission device (10), the right clamping device (14) assists the left clamping transmission device (10) to tightly push the workpiece round tube to finish spot welding and girth welding, the left clamping transmission device (10) and the right clamping device (14) release the workpiece, so that the welded workpiece slides down to the conveying device (25) along the discharging frame (24), and the welded workpiece is conveyed into the material frame by the conveying device (25).

The top disc device (12) comprises a positioning column (109), a bin bottom plate (110), a guide rail D (118), a slide block D (119), a slide block E (120), a guide rail E (121), a top disc oil cylinder connecting plate (122), a top disc oil cylinder (123), a top disc base (124), a top disc upright post (125), a tray bottom plate (126) and a conversion air cylinder (127), wherein the top disc oil cylinder (123) is fixed at the bottom of the front end of the main body frame (3), one end of the top disc oil cylinder connecting plate (122) is connected with an oil cylinder rod of the top disc oil cylinder (123), the other end of the top disc oil cylinder connecting plate is connected with the top disc base (124), two guide rails E (121) are vertically fixed on the inner vertical beam of the main body frame (3), the two guide rails E (121) are respectively provided with a slide block E (120) in a sliding way, two ends of the top disk base (124) are fixedly connected with the slide blocks E (120) through bolts, a plurality of top tray columns (125) are uniformly fixed on the upper plane of the top tray base (124);

a plurality of guide rails D (118) are arranged on a front end platform of the main body frame (3), a sliding block D (119) is arranged on each guide rail D (118) in a sliding way, a tray bottom plate (126) is fixed on the sliding block D (119) through bolts, a conversion cylinder (127) is arranged on a front end platform of the main body frame (3), a cylinder rod of the conversion cylinder (127) is connected with one end of the tray bottom plate (126), a plurality of bin bottom plates (110) are fixed on the tray bottom plate (126) through bolts, two through holes are arranged on each bin bottom plate (110), two groups of positioning columns (109) are welded on each bin bottom plate (110), two positioning columns (109) form a group, each group of positioning columns (109) corresponds to a through hole arranged on the bin bottom plate (110), each group of positioning columns (109) is sleeved with a plurality of workpiece discs (111), the workpiece disc (111) sleeved on the positioning column (109) is grabbed by the grabbing disc device (8).

The top disc device (12) further comprises an upper limit controller (115), a controller support A (116), a lower limit controller (117), a disc signal controller (130) and a controller support B (131), wherein the controller support A (116) is fixed on the right side of the bottom of the front end of the main body frame (3) through bolts, the upper limit controller (115) and the lower limit controller (117) are installed on the controller support A (116), the controller support B (131) is fixed on the right side of the front end platform of the main body frame (3) through bolts, and the disc signal controller (130) is fixed at the upper end of the controller support B (131).

When the workpiece circular discs (111) stacked on the uppermost part of the positioning column (109) are grabbed by the grabbing and conveying disc device (8) and a disc signal controller (130) cannot detect the workpiece circular tubes (111), the top disc oil cylinder (123) acts to drive the top disc base (124) to move upwards, so that a top disc upright post (125) arranged on the top disc base (124) penetrates through holes of the tray bottom plate (126) and the bin bottom plate (110) and jacks up the workpiece circular discs (111), at the same time, when the disc signal controller (130) detects the workpiece circular tubes (111), the top disc oil cylinder (123) is controlled to stop acting, the workpiece circular discs (111) also stop acting so as to grab and convey the disc device (8) to grab, when the last working disc (111) of the right group is grabbed, a signal is detected by the upper limit controller (115), the top disc oil cylinder (123) is controlled to start falling, and when the lower limit controller (117) detects the signal, the switching cylinder (127) acts to push the tray bottom plate (126) to move on the guide rail D (118) and push the other group of workpiece disks (111) to the grabbing position to complete switching so as to grab and send the disk device (8) to grab.

The disc grabbing and conveying device (8) comprises a disc grabbing beam (108), a disc pushing cylinder (112), a disc pushing slider (113), a disc pushing guide rail (114), a three-jaw cylinder (128) and a falling cylinder (129), wherein the disc pushing cylinder (112) and the disc pushing guide rail (114) are respectively installed on upright columns at two ends of a main body frame (3), the disc pushing slider (113) is installed on the disc pushing guide rail (114) in a sliding mode, two ends of the disc grabbing beam (108) are fixedly connected with the disc pushing slider (113) through bolts, cylinder rods of the two disc pushing cylinders (112) are connected with the disc grabbing beam (108), a plurality of falling cylinders (129) are evenly installed on the disc grabbing beam (108), the three-jaw cylinder (128) is installed on the cylinder rod of each falling cylinder (129), a rod of the falling cylinder (129) extends out to drive the three-jaw cylinder (128) to move downwards, so that the cylinder jaws of the three-jaw cylinder (128) just fall into a hole in the middle of a workpiece disc (111), the three-jaw cylinder (128) acts to enable three cylinder jaws of the three-jaw cylinder (128) to be outwards supported to fix the workpiece disc (111), at the moment, the cylinder rod of the falling cylinder (129) retracts to drive the workpiece disc (111) to ascend and separate from the positioning column (109), and the workpiece disc (111) grabbed by the three-jaw cylinder (128) is respectively conveyed to the corresponding overturning clamping piece devices (27) through the action of the disc pushing cylinder (112).

The workpiece disc (111) is grabbed and conveyed to the upper surface of a tray plate (68) of a turnover clamping piece device (27) by a cylinder claw of a three-claw cylinder (128), the workpiece disc (111) is clamped by the turnover clamping piece device (27) and turned in place, and a pipe penetrating operation is performed through a feeding pipe penetrating device (1), wherein the feeding pipe penetrating device (1) comprises a feeding cylinder (30), a belt pulley (31), a pipe twisting cylinder (32), a guide rail B (33), a lower pressing connecting plate (34), a pipe twisting support (35), a pipe pushing guide rail (36), a material supporting cylinder plate (37), a material supporting guide pillar (38), a material supporting cylinder connecting plate (39), a material supporting cylinder (40), a pipe supporting frame (41), a feeding frame (42), a guide rail C (43), a sliding block C (44), a pipe penetrating platform (45), a pipe pushing sliding block (46), a pipe pushing sliding plate (47), a pipe supporting die (48), A positioning tip (49), a slide block B (50), a downward pressing cylinder (51), a guide sleeve (141) and a positioning cylinder (142);

the pipe twisting machine is characterized in that both ends of the upper surface of a feeding frame (42) are provided with feeding cylinders (30), the feeding frame (42) is placed behind a pipe penetrating platform (45), one side of the pipe penetrating platform (45) is fixedly connected with a main body frame (3) through bolts, a pipe supporting pulley (41) is arranged above the left side of the pipe penetrating platform (45), two guide rails C (43) are fixed on the main surface of the pipe penetrating platform (45) through bolts, sliding blocks C (44) are arranged on the two guide rails C (43) in a sliding mode, the lower end of a pipe twisting support (35) is fixed on the sliding block C (44), the upper end of the pipe twisting support (35) is provided with a pressing cylinder (51) and a sliding block B (50), the guide rail B (33) is arranged on the sliding block B (50) in a sliding mode, the upper end of the guide rail B (33) is connected with a cylinder rod of the pressing cylinder (51) through a pressing connecting plate (34), and the lower end of the guide rail B (, a leather wheel (31) is fixed on the shaft of the rubbing tube cylinder (32);

a pipe supporting cylinder plate (37) is fixed on the main surface of a pipe penetrating platform (45) through bolts, a pipe supporting cylinder (40) and a guide sleeve (141) are installed on the pipe supporting cylinder plate (37), a pipe supporting guide pillar (38) penetrates into the guide sleeve (141), and the pipe supporting guide pillar (38) is connected with a cylinder rod of the pipe supporting cylinder (40) through a pipe supporting connecting plate (39);

two pipe pushing guide rails (36) are fixed on the upper end face of the pipe penetrating platform (45) through bolts, pipe pushing sliding blocks (46) are arranged on the two pipe pushing guide rails (36) in a sliding mode, pipe pushing sliding block plates (47) are fixed on the pipe pushing sliding blocks (46), a pipe supporting die (48) is arranged above the pipe pushing sliding block plates (47), the lower ends of the pipe pushing sliding block plates (47) are connected with a cylinder rod of a pipe penetrating cylinder (13), a positioning cylinder (142) is fixed on the bottom face of the pipe supporting die (48), and positioning tips (49) are arranged on a cylinder rod of the positioning cylinder (142).

The feeding frame (42) has a certain inclination, a workpiece round tube is flatly laid on the feeding frame (42), the workpiece round tube is fed onto the pipe supporting die (48) and the pipe supporting guide post (38) through the action of the feeding cylinder (30), the pressing cylinder (51) acts to drive the guide rail B (33) to drive the pipe rolling cylinder (32) and the leather wheel (31) to fall down, the leather wheel (31) presses the tube, the pipe rolling cylinder (32) and the positioning cylinder (142) act simultaneously, the leather wheel (31) is driven to rotate through the pipe rolling cylinder (32), the leather wheel (31) rubs with the workpiece round tube to drive the workpiece round tube to rotate, a positioning tip (49) on the positioning cylinder (142) is inserted into a hole of the workpiece round tube, the positioning is completed, the pressing cylinder (51) and the pipe rolling cylinder (32) reset, the pipe penetrating cylinder (13) acts to drive the pipe supporting die (48) to drive the workpiece round tube to advance, when the workpiece is moved forward for a certain time, the pipe supporting cylinder (40) acts to drive the pipe supporting guide post (38) to retract, the workpiece circular pipe continues to move forward, the pipe penetrating cylinder (13) moves forward in place, the workpiece circular pipe penetrates into the workpiece disc, the workpiece circular pipe slides through the tooling platform (28), the overturning clamping piece device (27) is driven to move, and the workpiece circular pipe penetrating into the workpiece disc (111) and the workpiece disc (111) are conveyed to a welding position together.

Three guide rails A (16) are fixed on the upper end surface of a front end platform of a main body frame (3) through bolts, a sliding block A (17) is installed on each guide rail A (16) in a sliding mode, a tool platform (28) is fixed on the sliding block A (17), a plurality of turnover clamping piece devices (27) are evenly fixed on the upper plane of the tool platform (28), a forward pushing cylinder (23) is installed below the front end platform of the main body frame (3), one end of a forward pushing connecting plate (22) is connected with a cylinder rod of the forward pushing cylinder (23), the other end of the forward pushing connecting plate is connected with the tool platform (28), the forward pushing cylinder (23) moves to drive the tool platform (28) to move inwards, so that the turnover clamping piece devices (27) are driven to convey a workpiece circular pipe penetrating into a workpiece disc (111) and the workpiece disc (111) to a welding position together, and the tool platform (28) stops moving after a signal is detected by a position controller, the left clamping transmission device (10) and the right clamping device (14) clamp a workpiece circular tube tightly, the pipe supporting device (15) supports the workpiece circular tube, a welding gun (21) is conveyed to a welding seam position through the gun conveying device (7), the welding power supply (6) is opened, spot welding is started, after the spot welding is finished, the overturning clamping piece device (27) and the tooling platform (28) return to an initial position, the workpiece circular tube is clamped and driven to rotate through the left clamping transmission device (10), the welding power supply (6) is opened again during rotation, circular welding for one circle is completed, and the workpiece is welded well.

The welded workpieces slide onto a conveying device (25) along a discharging frame (24), the workpieces are conveyed out by the conveying device (25), and the conveying device (25) comprises a transmission box body (52), a chain A (53), a chain wheel A (54), a transmission motor plate (55), a transmission motor (56), a chain B (57), a bearing (58), a chain wheel shaft sleeve (59), a fixed shaft (60), a chain wheel B (61) and a chain wheel C (143);

fixed shafts (60) are installed at two ends in the transmission case body (52), bearings (58) are installed at two ends of the left fixed shaft (60), a chain wheel shaft sleeve (59) is sleeved on the bearings (58), and a chain wheel A (54) and a chain wheel C (143) are welded on the chain wheel shaft sleeve (59); bearings (58) are installed at two ends of a right fixed shaft (60), a chain wheel shaft sleeve (59) is sleeved on the bearings (58), a chain wheel A (54) is welded on the chain wheel shaft sleeve (59), and two chains A (53) are hung on the chain wheels A (54) at the left end and the right end respectively;

a transmission motor plate (55) is fixed on the transmission box body (52) through bolts, a transmission motor (56) is fixed on the transmission motor plate (55), a chain wheel B (61) is embedded on a shaft of the transmission motor (56), and the chain wheel B (61) is connected with a chain wheel C (143) through a chain B (57);

the transmission motor (56) is powered on to rotate, the chain B (57) drives the chain wheel C (143) to rotate, so that the chain wheel A (54) is driven to form a closed continuous circulating transmission structure through the chain A (53), the two chains A (53) are in continuous circulating transmission, a welded workpiece falls on the chain A (53), and the workpiece is transmitted out through the circulating transmission of the chains A (53).

The welding machine is characterized in that the discharging frame (24) is provided with a certain inclination and fixed at the middle position of the lower end in the main body frame (3) through bolts, one end of the discharging frame (24) is connected with the conveying device (25), and a welded workpiece slides down along the discharging frame (24) and just falls onto a chain A (53) of the conveying device (25) so as to be conveyed out.

The invention has the beneficial effects that: the workpiece disc placed on the top disc storage bin device is grabbed by the grabbing and conveying device and is conveyed to the turnover clamping piece device to be clamped and turned, then the pipe is fed, the pipe is penetrated, the tool platform is pushed to a welding position, spot welding and girth welding are performed, welding is completed, two ends of the workpiece disc are loosened, automatic unloading is performed on the conveying device, the conveying device conveys the welded workpiece into the material frame, finished products are completed, time and labor are saved, production efficiency is high, labor intensity is low, the workpiece disc can be completed without professional welders, and cost is greatly reduced.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic front view of the feeding and pipe-threading device of the present invention;

FIG. 5 is a schematic side view of the loading and pipe-threading device of the present invention;

FIG. 6 is a schematic top view of the loading and pipe-threading device of the present invention;

FIG. 7 is a schematic front view of the disk catching and feeding device and the disk ejecting device of the present invention;

FIG. 8 is a side view of the disk catching and feeding device and the disk ejecting device of the present invention;

FIG. 9 is a schematic top view of the disk catching and feeding device and the disk ejecting device of the present invention;

FIG. 10 is a schematic front view of the transfer device of the present invention;

FIG. 11 is a schematic side view of the conveyor of the present invention;

FIG. 12 is a schematic top view of the conveyor of the present invention;

fig. 13 is a front view of the flip clip assembly of the present invention;

FIG. 14 is a schematic top view of the flip clip assembly of the present invention;

FIG. 15 is a schematic diagram of the right side view of the flip clip assembly of the present invention;

FIG. 16 is a schematic view of a tray deck configuration of the flip clip assembly of the present invention;

FIG. 17 is a schematic side sectional view of FIG. 16;

FIG. 18 is a schematic view of the tray deck of the flip clip assembly of the present invention flipped 90;

FIG. 19 is a schematic front view of the gun feeder of the present invention;

FIG. 20 is a schematic top view of the gun feeder of the present invention;

FIG. 21 is a side view of the gun feeder of the present invention;

FIG. 22 is a front view schematic of the left clamp actuator of the present invention;

FIG. 23 is a side elevational schematic view of the left clamp actuator of the present invention;

FIG. 24 is a schematic top view of the left clamp actuator of the present invention;

FIG. 25 is a front view of the right clamp assembly of the present invention;

FIG. 26 is a schematic top view of the right clamp assembly of the present invention;

FIG. 27 is a schematic front view of the hosting device of the present invention;

FIG. 28 is a schematic top view of the escrow device of the present invention;

FIG. 29 is a schematic side view of the escrow device of the present invention;

fig. 30 is a schematic view of the hydraulic apparatus of the present invention.

In the figure: the device comprises a feeding pipe penetrating device 1, a power supply control box 2, a main body frame 3, a wire feeding motor 4, a wire feeding disc shaft 5, a welding power supply 6, a gun feeding device 7, a grabbing disc device 8, an operation box 9, a left clamping transmission device 10, a hydraulic device 11, a top disc bin device 12, a pipe penetrating oil cylinder 13, a right clamping device 14, a pipe supporting device 15, a guide rail A16, a slide block A17, an electromagnetic air valve 18, a pressure reducing filter 19, an air storage tank 20, a welding gun 21, a front pushing connection plate 22, a front pushing air cylinder 23, a discharging frame 24, a transmission device 25, an electromagnetic valve 26, a turnover clamping piece device 27, a tool platform 28, a front pushing position controller 29, a feeding air cylinder 30, a rubber wheel 31, a pipe twisting air cylinder 32, a guide rail B33, a lower pressing connection plate 34, a pipe penetrating support 35, a pipe pushing guide rail 36, a material supporting air cylinder plate 37, a material supporting guide post 38, a material supporting air cylinder connection plate 39, guide rail C43, slide block C44, pipe penetrating platform 45, pipe pushing slide block 46, pipe pushing slide plate 47, pipe supporting die 48, positioning tip 49, slide block B50, pressing cylinder 51, transmission box 52, chain A53, chain wheel A54, transmission motor plate 55, transmission motor 56, chain B57, bearing 58, chain wheel shaft sleeve 59, fixed shaft 60, chain wheel B61, chuck cylinder 62, chuck cylinder plate 63, guide rail E64, slide block E65, chuck movable sliding plate 66, rotary cylinder 67, tray plate 68, positioning pin 69, straightening cylinder 70, positioning bolt 71, connecting rod 72, pulley 73, large upright post 74, magnet 75, latch shaft 76, slope surface 77, semicircular arc surface 78, welding gun clamp 79, gun feeding sliding plate 80, spring 81, guide rail H82, copper plate 83, long bolt 84, gun feeding bottom plate 85, gun feeding cylinder 86, slide block H87, left clamping cylinder 88, left clamping cylinder plate 89, left slide block 90, left guide rail 91, left clamping cylinder plate H87, left clamping cylinder plate 83, and gun feeding cylinder plate 85, Left center 92, main transmission shaft 93, main transmission box 94, rotating motor 95, speed reducer 96, right guide rail 97, right slider 98, right clamping cylinder plate 99, right clamping cylinder 100, slave transmission box 101, slave transmission shaft 102, right center 103, bearing 104, bearing support plate 105, hosting cylinder plate 106, hosting cylinder 107, disk grasping cross beam 108, positioning column 109, bin bottom plate 110, workpiece disk 111, disk pushing cylinder 112, disk pushing slider 113, disk pushing guide 114, upper limit controller 115, controller bracket A116, lower limit controller 117, guide rail D118, slider D119, slider E120, guide rail E121, top disk cylinder connecting plate 122, top disk cylinder 123, top disk base 124, top disk upright column 125, tray bottom plate 126, converting cylinder 127, three-jaw cylinder 128, drop cylinder 129, disk signal controller 130, controller bracket B131, oil pump motor 132, oil pump 133, pipe-through oil valve 134, and controller bracket B131, A top plate oil valve 135, a pressure gauge 136, an oil way distributor 137, an oil pipe A138, an oil tank 139, an oil pipe B140, a guide sleeve 141, a positioning cylinder 142, a chain wheel C143, an oil return pipe 144 and a small upright 145.

Detailed Description

As shown in fig. 1, 2 and 3, the feeding and pipe-passing device 1 is mounted on the right side of the main body frame 3, the welding power supply 6 and the power supply control box 2 are placed inside the main body frame 3, the electromagnetic valve 26, the wire feeding disk shaft 5 and the wire feeding motor 4 are fixed on the upper portion of the main body frame 3 through bolts, and the grasping and feeding disk device 8 and the gun feeding device 7 are fixed at the middle position of the front end of the main body frame 3 through bolts. A top plate device 12 and a hydraulic device 11 are attached to the bottom of the front end of the main body frame 3. The left clamping transmission device 10 and the right clamping device 14 are respectively fixed at the left end and the right end of the front end platform of the main body frame 3 through bolts. The pipe penetrating oil cylinder 13 is fixed in front of the platform of the main body frame 3 through bolts.

The output end of the power control box 2 is respectively connected with the input ends of the operation box 9 and the welding power supply 6 through circuits, the output positive pole of the welding power supply 6 is connected with the wire feeding motor 4 through a cable, and the output negative pole of the welding power supply 6 is connected with the copper plate 83 of the gun feeding device 7 through a cable. The decompression filter 19 and the electromagnetic air valve 18 are fixed on the left side surface of the main body frame 3 through bolts, the air outlet of the decompression filter 19 is connected with the air inlet of the electromagnetic air valve 18 through an air pipe, and the air outlet of the electromagnetic air valve 18 is respectively connected with the corresponding air cylinder through the air pipe to supply air to the air cylinder. The gas storage tank 20 is fixed at the bottom of the left inner side of the main body frame 3 through a bolt, a gas outlet of the gas storage tank 20 is connected with a gas inlet of the electromagnetic valve 26 through a gas pipe, and a gas outlet of the electromagnetic valve 26 is connected with a gas inlet of the welding gun 21 through a gas pipe.

Three guide rails A16 are fixed on the upper end face of a front end platform of the main body frame 3 through bolts, a sliding block A17 is installed on each guide rail A16 in a sliding mode, the tooling platform 28 is fixed on the sliding block A17, a plurality of turnover clamping piece devices 27 are evenly fixed on the upper plane of the tooling platform 28, the forward pushing air cylinder 23 is installed below the front end platform of the main body frame 3, one end of the forward pushing connecting plate 22 is connected with an air cylinder rod of the forward pushing air cylinder 23, and the other end of the forward pushing connecting plate is connected with the tooling platform 28. The forward pushing controller 29 is arranged on the inner side of the left end of the large platform of the main body frame 3, the two groups of pipe supporting devices 15 are fixed on the platform through bolts, the conveying device 25 is arranged at the rear position of the lower end in the main body frame 3, the two discharging frames 24 with certain inclination are fixed at the middle position of the lower end in the main body frame 3 through bolts, and one end of each discharging frame 24 is connected with the conveying device 25.

As shown in fig. 7, 8, and 9, the top tray unit 12 is engaged with the catch tray unit 8 to transfer the workpiece disk 111 to the flip chip unit 27. The top disk device 12 comprises a positioning column 109, a bin bottom plate 110, a guide rail D118, a slider D119, a slider E120, a guide rail E121, a top disk oil cylinder connecting plate 122, a top disk oil cylinder 123, a top disk base 124, top disk upright columns 125, a tray bottom plate 126 and a conversion cylinder 127, wherein the top disk oil cylinder 123 is fixed at the bottom of the front end of the main body frame 3, one end of the top disk oil cylinder connecting plate 122 is connected with an oil cylinder rod of the top disk oil cylinder 123, the other end of the top disk oil cylinder connecting plate is connected with the top disk base 124, two guide rails E121 are vertically fixed on an internal vertical beam of the main body frame 3, the slider E120 is uniformly and slidably mounted on the two guide rails E121, two ends of the top disk base 124 are fixedly connected with the slider E120 through bolts, and a plurality of top disk upright columns 125. The front end platform of the main body frame 3 is provided with a plurality of guide rails D118, each guide rail D118 is provided with a slide block D119, the tray bottom plate 126 is fixed on the slide block D119 through bolts, the front end platform of the main body frame 3 is provided with a conversion cylinder 127, a cylinder rod of the conversion cylinder 127 is connected with one end of the tray bottom plate 126, the tray bottom plate 126 is fixed with a plurality of bin bottom plates 110 through bolts, each bin bottom plate 110 is provided with two through holes, two groups of positioning columns 109 are welded on each bin bottom plate 110, the two positioning columns 109 are in one group, each group of positioning columns 109 correspond to the bin bottom plate 110 through holes, each group of positioning columns 109 is sleeved with a plurality of workpiece discs 111, and the workpiece discs 111 sleeved on the positioning columns 109 are grabbed through the grabbing and sending disc device 8.

The top disk device 12 further comprises an upper limit controller 115, a controller support A116, a lower limit controller 117, a disk signal controller 130 and a controller support B131, the controller support A116 is fixed on the right side of the bottom of the front end of the main body frame 3 through bolts, the upper limit controller 115 and the lower limit controller 117 are installed on the controller support A116, the controller support B131 is fixed on the right side of a platform at the front end of the main body frame 3 through bolts, and the disk signal controller 130 is fixed at the upper end of the controller support B131.

When the workpiece circular tube 111 stacked on the uppermost part of the positioning column 109 is grabbed by the grabbing and conveying device 8 and the circular workpiece tube 111 cannot be detected by the tray signal controller 130, the top tray cylinder 123 operates to drive the top tray base 124 to move upwards, so that the top tray upright post 125 mounted on the top tray base 124 penetrates through the holes of the tray base plate 126 and the bin base plate 110, and simultaneously the workpiece circular tube 111 is jacked up, at this time, when the circular workpiece tube 111 is detected by the tray signal controller 130, the top tray cylinder 123 is controlled to stop operating, the workpiece circular tube 111 also stops operating, so that the grabbing and conveying device 8 can grab, when the last working circular workpiece tube 111 in the right group is grabbed, the upper limit controller 115 detects a signal to control the top tray cylinder 123 to fall, when the lower limit controller 117 detects the signal, the switching cylinder 127 operates to push the tray base plate 126 to move on the guide rail D118, and push the other group of workpiece circular workpieces 111 to the grabbing position, the changeover is completed for the gripping and feeding of the disc means 8 for gripping.

The disc grabbing and conveying device 8 comprises a disc grabbing beam 108, a disc pushing cylinder 112, a disc pushing sliding block 113, a disc pushing guide rail 114, a three-jaw cylinder 128 and a falling cylinder 129, wherein the disc pushing cylinder 112 and the disc pushing guide rail 114 are respectively installed on upright columns at two ends of a main body frame 3, the disc pushing sliding block 113 is installed on the disc pushing guide rail 114 in a sliding mode, two ends of the disc grabbing beam 108 are fixedly connected with the disc pushing sliding block 113 through bolts, cylinder rods of the two disc pushing cylinders 112 are connected with the disc grabbing beam 108, a plurality of falling cylinders 129 are evenly installed on the disc grabbing beam 108, the three-jaw cylinder 128 is installed on a cylinder rod of each falling cylinder 129, a cylinder rod of each falling cylinder 129 extends out to drive the three-jaw cylinder 128 to move downwards, so that the cylinder jaws of the three-jaw cylinder 128 just fall into a hole in the middle of a workpiece disc 111, the three-jaw cylinder 128 acts to enable the three-jaw cylinders 128 to outwards support and fix the workpiece disc 111, at this time, the cylinder rod of the drop cylinder 129 retracts to drive the workpiece disc 111 to rise and separate from the positioning column 109, and the workpiece disc 111 captured by the three-jaw cylinder 128 is respectively conveyed to the corresponding flip clip device 27 through the action of the tray-pushing cylinder 112.

As shown in fig. 13, 14, 15, 16, 17 and 18, each of the turnover jaw devices 27 includes a chuck cylinder 62, a chuck cylinder plate 63, a guide rail E64, a slider E65, a chuck slide plate 66, a rotation cylinder 67, a tray plate 68, a positioning pin 69, a leveling cylinder 70, a positioning bolt 71, a connecting rod 72, a pulley 73, a large column 74, a small column 145, a magnet 75 and a latch shaft 76. The chuck cylinder 62 is fixed on the chuck cylinder plate 63 through a bolt, a cylinder rod of the clamping disk cylinder 62 is connected with the chuck movable sliding plate 66, the chuck cylinder plate 63 is fixed on the tool platform 28 through a bolt, two guide rails E64 are fixed on the tool platform 28 through a bolt in parallel, sliding blocks E65 are arranged on two guide rails E64 in a sliding mode, the chuck movable sliding plate 66 is arranged on the sliding block E65, a rotary cylinder 67 is arranged on the chuck movable sliding plate 66, the tray plate 68 is fixed on the shaft of the rotary cylinder 67 through a bolt, and two magnets 75 and two positioning pins 69 are respectively embedded on the large plane of the tray plate 68. The upper and lower surfaces of the semi-circular arc of the tray plate 68 are milled with a circular arc inclined surface 77 with an angle of 30 degrees and a width of 5mm, and the purpose is as follows: even if the workpiece circular tube passing through the semi-circular arc surface 78 is not straight and has a slight curvature, the workpiece circular tube can smoothly slide into the workpiece circular hole along the slope surface 77 on the semi-circular arc surface 78. The semi-circular arc surface 78 is sized slightly smaller than the size of the central hole in the workpiece disk.

The bottom plate of the chuck movable sliding plate 66 is provided with a correcting cylinder 70, the large upright post 74 and the small upright post 145 are welded on the bottom plate of the chuck movable sliding plate 66, and the positioning bolt 71 passes through a hole on the small upright post 145 and is matched with a cylinder rod of the correcting cylinder 70 to prop against two surfaces of the lower end of the connecting rod 72. A pulley 73 is fitted around the upper end shaft of the link 72, and the positioning bolt 71 is rotated to drive the link 72 to move left and right, thereby adjusting the position of the pulley 73. A latch shaft 76 is embedded at the upper end of the large upright post 74, and the latch shaft 76 penetrates into a hole of the connecting rod 72, so that the connecting rod 72 can only swing left and right and cannot move back and forth. During pipe penetration, the workpiece circular pipe moves forward by leaning on the pulley 73, the straightening cylinder 70 extends out to push against the lower end of the connecting rod 72 to prevent the pulley 73 from swinging left and right, and the straightening workpiece circular pipe can quickly penetrate into a workpiece disc. (because the round pipe should pass through 6 workpiece disks 111 continuously, the distance between the disks of the workpiece disks 111 is 500MM)

As shown in fig. 4, 5 and 6, the feeding and pipe penetrating device 1 includes a feeding cylinder 30, a pulley 31, a pipe twisting cylinder 32, a guide rail B33, a downward pressing connection plate 34, a pipe twisting bracket 35, a pipe pushing guide rail 36, a material supporting cylinder plate 37, a material supporting guide pillar 38, a material supporting cylinder connection plate 39, a material supporting cylinder 40, a material supporting frame 41, a feeding frame 42, a guide rail C43, a sliding block C44, a pipe penetrating platform 45, a pipe pushing sliding block 46, a pipe pushing sliding plate 47, a pipe supporting mold 48, a positioning tip 49, a sliding block B50, a downward pressing cylinder 51, a guide sleeve 141 and a positioning cylinder 142. The feeding frame 42 has a certain inclination, the workpiece round tube is flatly laid on the feeding frame 42, the two ends of the upper surface of the feeding frame 42 are both provided with the feeding cylinders 30, the feeding frame 42 is arranged behind the pipe penetrating platform 45, one side of the pipe penetrating platform 45 is fixedly connected with the main body frame 3 through bolts, a supporting pulley 41 is installed above the left side of the pipe passing platform 45, two guide rails C43 are fixed to the main surface of the pipe passing platform 45 through bolts, the two guide rails C43 are both provided with a slide block C44 in a sliding way, the lower end of the twisting pipe bracket 35 is fixed on the slide block C44, a lower pressing cylinder 51 and a sliding block B50 are arranged at the upper end of the rubbing pipe bracket 35, a guide rail B33 is arranged on the sliding block B50 in a sliding way, the upper end of the guide rail B33 is connected with the cylinder rod of the lower pressure cylinder 51 through the lower pressure connecting plate 34, the lower end of the guide rail B33 is provided with the tube twisting cylinder 32, and the shaft of the tube twisting cylinder 32 is fixed with the leather roller 31.

The tube supporting cylinder plate 37 is fixed on the main surface of the tube penetrating platform 45 through bolts, the tube supporting cylinder 40 and the guide sleeve 141 are installed on the tube supporting cylinder plate 37, the tube supporting guide pillar 38 penetrates into the guide sleeve 141, and the tube supporting guide pillar 38 is connected with the cylinder rod of the tube supporting cylinder 40 through the tube supporting connecting plate 39. Two pipe pushing guide rails 36 are fixed on the upper end face of the pipe penetrating platform 45 through bolts, pipe pushing sliding blocks 46 are installed on the two pipe pushing guide rails 36 in a sliding mode, a pipe pushing sliding block plate 47 is fixed on the pipe pushing sliding blocks 46, a pipe supporting die 48 is installed above the pipe pushing sliding block plate 47, the lower end of the pipe pushing sliding block plate 47 is connected with an oil cylinder rod of the pipe penetrating oil cylinder 13, a positioning air cylinder 142 is fixed on the bottom face of the pipe supporting die 48, and a positioning tip 49 is installed on an air cylinder rod of the positioning air cylinder 142.

The feeding cylinder 30 acts to feed the circular workpiece tube into the tube supporting die 48 and the tube supporting guide post 38, the down-pressing cylinder 51 acts to drive the guide rail B33 to drive the tube rolling cylinder 32 and the leather wheel 31 to fall down, so that the leather wheel 31 presses the tube, the tube rolling cylinder 32 and the positioning cylinder 142 act simultaneously, the tube rolling cylinder 32 drives the leather wheel 31 to rotate, so that the leather wheel 31 rubs with the circular workpiece tube to drive the circular workpiece tube to rotate, the positioning tip 49 on the positioning cylinder 142 is inserted into the hole of the circular workpiece tube, the positioning is completed, the down-pressing cylinder 51 and the tube rolling cylinder 32 reset, the tube penetrating cylinder 13 acts to drive the tube supporting die 48 to drive the circular workpiece tube to advance, the circular workpiece tube advances for a certain time, the tube supporting cylinder 40 acts to drive the tube supporting guide post 38 to retract, the circular workpiece tube continues to advance, the tube penetrating cylinder 13 advances to enable the circular workpiece tube to penetrate into the circular workpiece disc in, the turnover clamping piece device 27 is driven to move, a workpiece circular tube penetrating into the workpiece circular disc 111 and the workpiece circular disc 111 are conveyed to a welding position together, after the forward pushing device is pushed to the controller 29 to detect a signal, the tool platform 28 stops moving, the workpiece circular tube is clamped and driven to rotate through the left clamping transmission device 10, and the right clamping device 14 is matched with the left clamping transmission device 10 to tightly push the workpiece circular tube.

As shown in fig. 22, 23 and 24, the left clamping transmission device 10 includes a left clamping cylinder 88, a left clamping cylinder plate 89, a left slider 90, a left guide rail 91, a left center 92, a main transmission shaft 93, a main transmission case 94, a rotating motor 95 and a speed reducer 96, the left clamping cylinder plate 89 is fixed on the front platform of the main frame 12 through bolts, the left clamping cylinder 88 is installed on the left clamping cylinder plate 89, the cylinder rod of the left clamping cylinder 88 is connected with the main transmission case 94, the two left guide rails 91 are arranged on the front platform of the main frame 3 in parallel, the left slider 90 is installed on the two left guide rails 91 in a sliding manner, the main transmission case 94 is fixed on the left slider 90, the speed reducer 96 is installed on the main transmission case 94, the motor shaft of the rotating motor 95 is connected with the input shaft of the speed reducer 96, one end of the main transmission shaft 93 is connected with the output shaft of the speed reducer 61, the other end of the main transmission shaft 93 is provided with a left center 92, the left clamping cylinder 88 acts to drive the main transmission box 94 to move rightwards, the left center 92 abuts against a circular workpiece pipe, the rotating motor 95 is electrified to rotate, and the speed reducer 96 is driven to drive the main transmission shaft 93 to rotate, so that the circular workpiece pipe rotates.

As shown in fig. 25 and 26, the right clamping device 14 includes a right guide rail 97, a right slider 98, a right clamping cylinder plate 99, a right clamping cylinder 100, a slave transmission case 101, a slave transmission shaft 102 and a right center 103, the right clamping cylinder plate 99 is fixed on the front platform of the main frame 3 through bolts, the right clamping cylinder 100 is installed on the right clamping cylinder plate 99, the cylinder rod of the right clamping cylinder 100 is connected with the slave transmission case 101, the two right guide rails 97 are arranged in parallel on the front platform of the main frame 3, the right slider 98 is installed on the two right guide rails 97 in a sliding way, the slave transmission case 101 is fixed on the right slider 98, the slave transmission case 101 penetrates through the slave transmission case 101 from one end of the transmission shaft 102 and is fixed with the slave transmission case 101, the right center 103 is installed from the other end of the transmission shaft 102, the right clamping cylinder 100 acts to drive the slave transmission case 101 to move leftwards, so that the right center 103 supports against, after the workpiece circular tube is clamped, the workpiece circular tube is held by the supporting device 15.

As shown in fig. 27, 28, and 29, the pipe supporting device 15 includes a bearing 104, a bearing support plate 105, a pipe supporting cylinder plate 106, and a pipe supporting cylinder 107, the pipe supporting cylinder plate 106 is fixed to the front end platform of the main body frame 3 by bolts, the pipe supporting cylinder plate 106 is provided with the pipe supporting cylinder 107, a cylinder rod of the pipe supporting cylinder 107 is connected to the bearing support plate 105, the bearing 104 is provided on the bearing support plate 105, the pipe supporting cylinder 107 operates to drive the bearing support plate 105 to move, the bearing 104 supports the workpiece circular pipe, and the welding gun 21 is fed to the weld position by the gun feeding device 7 to be welded.

As shown in fig. 19, 20 and 21, the gun feeder 7 includes a gun holder 79, a gun feeder slide 80, a spring 81, a guide rail H82, a copper plate 83, a long bolt 84, a gun feeder base plate 85, a gun feeder cylinder 86 and a slide block H87, wherein the gun feeder base plate 85 is provided with two parallel guide rails H82, the slide block H87 is slidably mounted on both guide rails H82, the gun feeder slide 80 is fixed on the slide block H87, the gun holders 79 for fixing the welding guns 21 are provided at both ends of the gun feeder slide 80, the gun feeder cylinder 86 is mounted on the gun feeder base plate 85 via bolts, a cylinder rod of the gun feeder cylinder 86 is connected to the gun feeder slide 80, the two long bolts 84 penetrate through the gun feeder slide 80 and are connected to the copper plate 83, the long bolts 84 are sleeved with the spring 81, and the gun feeder cylinder 86 operates to drive the gun feeder slide 80 to drive the welding guns 21 to slide on the guide rail H82. When the gun feeding slide plate 80 moves downward, the copper plate 83 presses on the workpiece disk 111, and the welding gun 21 falls to the weld position for spot welding and girth welding.

As shown in fig. 1 and 2, one end of the welding gun 21 is connected to the wire feeding motor 4, the other end is fixed to the welding gun holder 79, the welding wire wound around the wire feeding drum shaft 5 is placed between the upper and lower wire feeding rollers of the wire feeding motor 4, and the welding wire is clamped by the upper and lower wire feeding rollers and fed into the welding gun 21.

As shown in fig. 3, 10, 11 and 12, the welded workpiece slides down to the conveying device 25 along the unloading frame 24, and is conveyed out by the conveying device 25, the conveying device 25 includes a transmission case 52, a chain a53, a sprocket a54, a transmission motor plate 55, a transmission motor 56, a chain B57, a bearing 58, a sprocket shaft sleeve 59, a fixed shaft 60, a sprocket B61 and a sprocket C143, the fixed shaft 60 is installed at two ends inside the transmission case 52, the bearing 58 is installed at two ends of the left fixed shaft 60, the sprocket shaft sleeve 59 is sleeved on the bearing 58, and the sprocket a54 and the sprocket C143 are welded on the sprocket shaft sleeve 59; bearings 58 are mounted at two ends of the right fixed shaft 60, a chain wheel shaft sleeve 59 is sleeved on the bearings 58, a chain wheel A54 is welded on the chain wheel shaft sleeve 59, and two chains A53 are hung on the chain wheels A54 at the left end and the right end respectively. A transmission motor plate 55 is fixed on the transmission case 52 through bolts, the transmission motor 56 is fixed on the transmission motor plate 55, a chain wheel B61 is inlaid on a shaft of the transmission motor 56, and the chain wheel B61 is connected with a chain wheel C143 through a chain B57. The transmission motor 56 is powered to rotate, the chain B57 drives the chain wheel C143 to rotate, so that the chain wheel A54 is driven to form a closed continuous circulating transmission structure through the chain A53, the two chains A53 are in continuous circulating transmission, workpieces welded on the chains A53 are enabled to fall, and the workpieces are transmitted out through the circulating transmission of the chains A53.

As shown in fig. 30, the hydraulic apparatus 11 includes an oil pump motor 132, an oil pump 133, a pipe-through oil valve 134, a top oil valve 135, a pressure gauge 136, an oil distributor 137, an oil pipe a138, an oil tank 139, an oil pipe B140, a guide bush 141, a positioning cylinder 142, a sprocket C143, and an oil return pipe 144. The oil pump 133 is fixed to the oil pump motor 132 via bolts, and a rotation shaft of the oil pump motor 132 is connected to an input shaft of the oil pump 133. An input port of the oil pump 133 is connected with the oil tank 139 through an oil pipe B140, an output port of the oil pump 133 is connected with an oil inlet of the oil path distributor 137 through an oil pipe A138, and an output port of the oil path distributor 137 is connected with the pipe penetrating oil cylinder 13 and the top disc oil cylinder 123 through oil pipes respectively. The oil way distributor 137 is provided with a pipe penetrating oil valve 134 and a top plate oil valve 135, the pipe penetrating oil valve 134 and the top plate oil valve 135 are connected with the power supply control box 2 through electric wires, and an oil return port of the oil way distributor 137 is connected with an oil tank 139 through an oil return pipe 144.

Before welding, parameters are set through a touch screen on the operation box 9, welding wires are manually conveyed into the welding gun 21 respectively, a workpiece circular tube to be welded is laid on the feeding frame 42 in a flat mode, and the workpiece circular disc 111 is placed on the positioning column 109 according to direction codes and is fully stacked. When a start key on the operation box 9 is pressed, the disk signal controller 130 detects a signal to detect the workpiece disk 111.

A: the six falling cylinders 129 fall simultaneously to drive the three-jaw cylinders 128 to fall, cylinder jaws of the three-jaw cylinders 128 are just placed in middle holes of the workpiece discs, the three-jaw cylinders 128 act to enable the three jaws to be outwards supported to fix the workpiece discs 111, the falling cylinders 129 reset to drive the workpiece discs 111 to ascend and separate from the positioning columns 109, the tray pushing cylinder 112 acts to send the six discs 111 onto the tray plates 68 of the turnover clamping piece device 27, meanwhile, the disc signal controller 130 cannot detect signals of the workpiece discs 111, the tray jacking cylinder 123 acts to drive the tray jacking base 124 to move upwards, accordingly, the six tray jacking upright columns 125 are driven to jack the discs 111 simultaneously, and after the disc signal controller 130 detects the signals, the tray jacking cylinder 123 stops acting, and the discs 111 stop moving. The disc pushing cylinder 112 returns to the initial position, and then the disc grabbing beam 108 is driven to return to the position, so that the three-jaw cylinder 128 returns to the position right above the workpiece disc 111. The workpiece disc 111 is placed on the tray plate 68, the magnet 75 attracts the workpiece disc 111, the positioning pin 69 clamps the workpiece disc 111, the rotary air cylinder 67 acts, the workpiece disc is turned 90 degrees anticlockwise, and the chuck air cylinder 62 acts after the workpiece disc is turned in place to clamp the workpiece disc 111. The feeding cylinder 30 acts to send the circular workpiece tube into the tube supporting die 48 and the tube supporting guide post 38 while the tray is grabbed, the pressing cylinder 51 acts to press down the circular workpiece tube, the leather wheel 31 presses the circular workpiece tube, the tube twisting cylinder 32 and the positioning cylinder 142 act simultaneously to drive the leather wheel 31 to rotate, the circular workpiece tube is driven to rotate through friction between the leather wheel 31 and the circular workpiece tube, the positioning tip on the positioning cylinder 142 is inserted into a hole in the circular workpiece tube, positioning is completed, and the pressing cylinder 51 and the tube twisting cylinder 32 reset. Then the pipe penetrating oil cylinder 13 acts to drive the pipe supporting die 48 to drive the workpiece circular pipe to move forward, the pipe supporting cylinder 40 acts after the workpiece circular pipe moves forward for a certain time to drive the pipe supporting guide post 38 to retract, the pipe is kept away from and continues to move forward, after the pipe penetrating oil cylinder 13 moves forward in place, the circular pipe penetrates into the disc, then the positioning cylinder 142 resets, and the pipe penetrating oil cylinder 13 begins to retreat.

B: when the pipe penetrating oil cylinder 13 retreats, the pushing air cylinder 23 moves forward to drive the tool platform 28 to move inwards and push the tool platform to a welding position, and when the signal is detected by the controller 29, the tool platform 28 stops moving, and the left clamping air cylinder 88 and the right clamping air cylinder 100 simultaneously move to drive the left center 92 and the right center 103 to clamp the circular pipe. After clamping, the pipe supporting cylinder 107 acts to support the circular pipe, then the gun feeding cylinder 86 acts, the gun feeding cylinder 86 drives the welding gun 21 to fall down to the position of a welding seam, the welding power supply 6 is turned on to start spot welding, after the spot welding is finished, the chuck cylinder 62 resets firstly, then the rotary cylinder 67 resets again, the forward pushing cylinder 23 resets again, and the tool platform 28 returns to the initial position. After the tool platform 28 returns to the initial position, the rotating motor 95 is powered on to drive the main transmission shaft 93 to rotate, so that the circular tube is driven to rotate, and the welding power supply 6 is turned on to start girth welding for a circle while the circular tube is rotated. And repeating the action of the step A while performing girth welding, and penetrating the other workpiece circular tube into the other group of workpiece circular discs. After the girth welding is finished, the welding power supply 6 is turned off, the rotating motor 95 is stopped, the welding gun 21 is lifted and reset, the left clamping cylinder 88 and the right clamping cylinder 100 are reset simultaneously to loosen the circular tube, the pipe supporting cylinder 107 is reset, the welded workpiece slides onto two circulating rotating chains A53 of the conveying device 25 along the slope of the discharging frame 24, and the rotating chains A53 convey the workpiece out. When the welded workpiece slides down on the conveying device 25, the outer circular tube penetrates into the disc, and the action of the step B is repeated.

C: when the last workpiece disc 111 in the right group finishes grabbing, the upper limit controller 125 detects a signal, the top disc oil cylinder 123 starts to fall, and after the top disc oil cylinder 123 falls to the lower limit controller 127 to detect the signal, the top disc oil cylinder 123 stops acting, the conversion air cylinder 127 is opened, the tray bottom plate 126 is pushed to move rightwards on the guide rail D118, the other group of piled workpiece discs 111 is pushed to the grabbing position, conversion is finished, and the above actions are repeated. At this time, the workpiece discs 111 can be stacked on the empty positioning columns 109, and the two bins are mutually switched, so that the production efficiency is improved.

Claims

1. The utility model provides a pole setting workstation is detained to scaffold dish, includes, main body frame (3) and gas holder (20), welding power supply (6), control box (9) and power control box (2) installed on main body frame (3), send a set axle (5), send a motor (4) and solenoid valve (26) to fix respectively on the upper portion of main body frame (3), its characterized in that: a feeding pipe penetrating device (1) is arranged on one side of a main body frame (3), a tool platform (28) is slidably mounted on the main body frame (3), a plurality of overturning clamping piece devices (27) are arranged on the tool platform (28), a left clamping transmission device (10) and a right clamping device (14) are respectively fixed at the left end and the right end of a front end platform of the main body frame (3), a top disc device (12) is arranged at the bottom of the front end of the main body frame (3), the top disc device (12) is matched with a grabbing disc device (8) mounted on the main body frame (3) to send a workpiece disc (111) onto the overturning clamping piece devices (27) to be clamped and overturned in place, a workpiece round pipe penetrates into the workpiece disc (111) through the feeding pipe penetrating device (1), the tool platform (28) slides to push the workpiece into a welding position, and the workpiece round pipe is clamped and driven to rotate through the left clamping transmission device (10), the right clamping device (14) assists the left clamping transmission device (10) to tightly push the workpiece round tube to finish spot welding and girth welding, the left clamping transmission device (10) and the right clamping device (14) release the workpiece, so that the welded workpiece slides down to the conveying device (25) along the discharging frame (24), and the welded workpiece is conveyed into the material frame by the conveying device (25).

2. The scaffold coil poling workstation of claim 1, wherein: the top disc device (12) comprises a positioning column (109), a bin bottom plate (110), a guide rail D (118), a slide block D (119), a slide block E (120), a guide rail E (121), a top disc oil cylinder connecting plate (122), a top disc oil cylinder (123), a top disc base (124), a top disc upright post (125), a tray bottom plate (126) and a conversion air cylinder (127), wherein the top disc oil cylinder (123) is fixed at the bottom of the front end of the main body frame (3), one end of the top disc oil cylinder connecting plate (122) is connected with an oil cylinder rod of the top disc oil cylinder (123), the other end of the top disc oil cylinder connecting plate is connected with the top disc base (124), two guide rails E (121) are vertically fixed on the vertical beam in the main body orbit frame (3), the two guide rails E (121) are respectively provided with a slide block E (120) in a sliding way, two ends of the top disk base (124) are fixedly connected with the slide blocks E (120) through bolts, a plurality of top tray columns (125) are uniformly fixed on the upper plane of the top tray base (124);

3. The scaffold looping erecting workstation of claim 2, wherein: the top disc device (12) further comprises an upper limit controller (115), a controller support A (116), a lower limit controller (117), a disc signal controller (130) and a controller support B (131), wherein the controller support A (116) is fixed on the right side of the bottom of the front end of the main body frame (3) through bolts, the upper limit controller (115) and the lower limit controller (117) are installed on the controller support A (116), the controller support B (131) is fixed on the right side of the front end platform of the main body frame (3) through bolts, and the disc signal controller (130) is fixed at the upper end of the controller support B (131).

4. The scaffold looping erecting workstation of claim 2, wherein: when the workpiece circular discs (111) stacked on the uppermost part of the positioning column (109) are grabbed by the grabbing and conveying disc device (8) and a disc signal controller (130) cannot detect the workpiece circular tubes (111), the top disc oil cylinder (123) acts to drive the top disc base (124) to move upwards, so that a top disc upright post (125) arranged on the top disc base (124) penetrates through holes of the tray bottom plate (126) and the bin bottom plate (110) and jacks up the workpiece circular discs (111), at the same time, when the disc signal controller (130) detects the workpiece circular tubes (111), the top disc oil cylinder (123) is controlled to stop acting, the workpiece circular discs (111) also stop acting so as to grab and convey the disc device (8) to grab, when the last working disc (111) of the right group is grabbed, a signal is detected by the upper limit controller (115), the top disc oil cylinder (123) is controlled to start falling, and when the lower limit controller (117) detects the signal, the switching cylinder (127) acts to push the tray bottom plate (126) to move on the guide rail D (118) to push the other group of workpiece disks (111) to the grabbing position, so that switching is completed, and the grabbing and sending disk device (8) can grab.

5. The scaffold looping erecting workstation of claim 2, wherein: the disc grabbing and conveying device (8) comprises a disc grabbing beam (108), a disc pushing cylinder (112), a disc pushing slider (113), a disc pushing guide rail (114), a three-jaw cylinder (128) and a falling cylinder (129), wherein the disc pushing cylinder (112) and the disc pushing guide rail (114) are respectively installed on upright columns at two ends of a main body frame (3), the disc pushing slider (113) is installed on the disc pushing guide rail (114) in a sliding mode, two ends of the disc grabbing beam (108) are fixedly connected with the disc pushing slider (113) through bolts, cylinder rods of the two disc pushing cylinders (112) are connected with the disc grabbing beam (108), a plurality of falling cylinders (129) are evenly installed on the disc grabbing beam (108), the three-jaw cylinder (128) is installed on the cylinder rod of each falling cylinder (129), a rod of the falling cylinder (129) extends out to drive the three-jaw cylinder (128) to move downwards, so that the cylinder jaws of the three-jaw cylinder (128) just fall into a hole in the middle of a workpiece disc (111), the three-jaw cylinder (128) acts to enable three cylinder jaws of the three-jaw cylinder (128) to be outwards supported to fix the workpiece disc (111), at the moment, the cylinder rod of the falling cylinder (129) retracts to drive the workpiece disc (111) to ascend and separate from the positioning column (109), and the workpiece disc (111) grabbed by the three-jaw cylinder (128) is respectively conveyed to the corresponding overturning clamping piece devices (27) through the action of the disc pushing cylinder (112).

6. The scaffold looping erecting workstation of claim 5, wherein: the workpiece disc (111) is grabbed and conveyed to the upper surface of a tray plate (68) of a turnover clamping piece device (27) by a cylinder claw of a three-claw cylinder (128), the workpiece disc (111) is clamped by the turnover clamping piece device (27) and turned in place, and a pipe penetrating operation is performed through a feeding pipe penetrating device (1), wherein the feeding pipe penetrating device (1) comprises a feeding cylinder (30), a belt pulley (31), a pipe twisting cylinder (32), a guide rail B (33), a lower pressing connecting plate (34), a pipe twisting support (35), a pipe pushing guide rail (36), a material supporting cylinder plate (37), a material supporting guide pillar (38), a material supporting cylinder connecting plate (39), a material supporting cylinder (40), a pipe supporting frame (41), a feeding frame (42), a guide rail C (43), a sliding block C (44), a pipe penetrating platform (45), a pipe pushing sliding block (46), a pipe pushing sliding plate (47), a pipe supporting die (48), A positioning tip (49), a slide block B (50), a downward pressing cylinder (51), a guide sleeve (141) and a positioning cylinder (142);

the pipe twisting machine is characterized in that both ends of the upper surface of an upper material orbit frame (42) are provided with feeding cylinders (30), the feeding frame (42) is placed behind a pipe penetrating platform (45), one side of the pipe penetrating platform (45) is fixedly connected with a main body frame (3) through bolts, a pipe supporting pulley (41) is arranged above the left side of the pipe penetrating platform (45), two guide rails C (43) are fixed on the main surface of the pipe penetrating platform (45) through bolts, sliding blocks C (44) are arranged on the two guide rails C (43) in a sliding way, the lower end of a pipe twisting support (35) is fixed on the sliding block C (44), the upper end of the pipe twisting support (35) is provided with a pressing cylinder (51) and a sliding block B (50), the guide rail B (33) is arranged on the sliding block B (50) in a sliding way, the upper end of the guide rail B (33) is connected with a cylinder rod of the pressing cylinder (51) through a pressing connecting plate (34), and the lower end of the guide rail B (, a leather wheel (31) is fixed on the shaft of the rubbing tube cylinder (32);

7. The scaffold looping erecting workstation of claim 6, wherein: the feeding frame (42) has a certain inclination, a workpiece round tube is flatly laid on the feeding frame (42), the workpiece round tube is fed onto the pipe supporting die (48) and the pipe supporting guide post (38) through the action of the feeding cylinder (30), the pressing cylinder (51) acts to drive the guide rail B (33) to drive the pipe rolling cylinder (32) and the leather wheel (31) to fall down, the leather wheel (31) presses the tube, the pipe rolling cylinder (32) and the positioning cylinder (142) act simultaneously, the leather wheel (31) is driven to rotate through the pipe rolling cylinder (32), the leather wheel (31) rubs with the workpiece round tube to drive the workpiece round tube to rotate, a positioning tip (49) on the positioning cylinder (142) is inserted into a hole of the workpiece round tube, the positioning is completed, the pressing cylinder (51) and the pipe rolling cylinder (32) reset, the pipe penetrating cylinder (13) acts to drive the pipe supporting die (48) to drive the workpiece round tube to advance, when the workpiece is moved forward for a certain time, the pipe supporting cylinder (40) acts to drive the pipe supporting guide post (38) to retract, the workpiece circular pipe continues to move forward, the pipe penetrating cylinder (13) moves forward in place, the workpiece circular pipe penetrates into the workpiece disc, the workpiece circular pipe slides through the tooling platform (28), the overturning clamping piece device (27) is driven to move, and the workpiece circular pipe penetrating into the workpiece disc (111) and the workpiece disc (111) are conveyed to a welding position together.

8. The scaffold coil poling workstation of claim 1, wherein: three guide rails A (16) are fixed on the upper end surface of a front end platform of a main body frame (3) through bolts, a sliding block A (17) is installed on each guide rail A (16) in a sliding mode, a tool platform (28) is fixed on the sliding block A (17), a plurality of turnover clamping piece devices (27) are evenly fixed on the upper plane of the tool platform (28), a forward pushing cylinder (23) is installed below the front end platform of the main body frame (3), one end of a forward pushing connecting plate (22) is connected with a cylinder rod of the forward pushing cylinder (23), the other end of the forward pushing connecting plate is connected with the tool platform (28), the forward pushing cylinder (23) moves to drive the tool platform (28) to move inwards, so that the turnover clamping piece devices (27) are driven to convey a workpiece circular pipe penetrating into a workpiece disc (111) and the workpiece disc (111) to a welding position together, and the tool platform (28) stops moving after a signal is detected by a position controller, the left clamping transmission device (10) and the right clamping device (14) clamp a workpiece circular tube tightly, the pipe supporting device (15) supports the workpiece circular tube, a welding gun (21) is conveyed to a welding seam position through the gun conveying device (7), the welding power supply (6) is opened, spot welding is started, after the spot welding is finished, the overturning clamping piece device (27) and the tooling platform (28) return to an initial position, the workpiece circular tube is clamped and driven to rotate through the left clamping transmission device (10), the welding power supply (6) is opened again during rotation, circular welding for one circle is completed, and the workpiece is welded well.

9. The scaffold looping erecting workstation of claim 8, wherein: the welded workpieces slide onto a conveying device (25) along a discharging frame (24), the workpieces are conveyed out by the conveying device (25), and the conveying device (25) comprises a transmission box body (52), a chain A (53), a chain wheel A (54), a transmission motor plate (55), a transmission motor (56), a chain B (57), a bearing (58), a chain wheel shaft sleeve (59), a fixed shaft (60), a chain wheel B (61) and a chain wheel C (143);

10. The scaffold looping erecting workstation of claim 9, wherein: the welding machine is characterized in that the discharging frame (24) is provided with a certain inclination and fixed at the middle position of the lower end in the main body frame (3) through bolts, one end of the discharging frame (24) is connected with the conveying device (25), and a welded workpiece slides down along the discharging frame (24) and just falls onto a chain A (53) of the conveying device (25) so as to be conveyed out.