CN112894210B - Welding production line for U-shaped folding frames of folding tables - Google Patents
Welding production line for U-shaped folding frames of folding tables Download PDFInfo
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- CN112894210B CN112894210B CN202110082245.3A CN202110082245A CN112894210B CN 112894210 B CN112894210 B CN 112894210B CN 202110082245 A CN202110082245 A CN 202110082245A CN 112894210 B CN112894210 B CN 112894210B
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- 238000003466 welding Methods 0.000 title claims abstract description 46
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 38
- 238000007599 discharging Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 90
- 230000000903 blocking effect Effects 0.000 claims description 55
- 238000003825 pressing Methods 0.000 claims description 40
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000003028 elevating effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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Abstract
The invention discloses a welding production line for a U-shaped folding frame of a folding table, which comprises a rotary workbench, a left folding beam feeding manipulator, a right folding beam feeding manipulator, a connecting beam feeding manipulator, a welding manipulator and a discharging device, wherein the left folding beam feeding manipulator and the right folding beam feeding manipulator are used for vertically placing a left folding beam and a right folding beam on a jig, the connecting beam feeding manipulator transversely places the connecting beam on the jig, the welding manipulator is used for welding the lower ends of the left folding beam and the right folding beam with the two ends of the connecting beam to form the U-shaped folding frame, and the discharging device takes away the U-shaped folding frame. This patent adopts the operation mode of full-automatic assembly line, utilizes the manipulator to fold roof beam material loading process, tie-beam material loading process, welding process about carrying out in proper order, removes the folding frame of U type after will welding through discharge apparatus at last, has advantages such as degree of automation height, work efficiency height, shared place are less, convenient operation.
Description
Technical Field
The invention relates to production and processing equipment for a folding table, in particular to a welding production line for a U-shaped folding frame of the folding table.
Background
The existing folding table production device mainly adopts manual operation, and has the defects of low automation degree, high labor intensity, low production efficiency and high production cost. The utility model discloses a full-automatic screw machine of beating that folding table was used, including the workstation, the upper surface of workstation is equipped with two sets of iron stands of symmetry, the iron stand with be equipped with corrosion resistant plate and base between the iron stand, be connected with the second spliced pole on the corrosion resistant plate, the side-mounting of second spliced pole has displacement sensor, the last surface mounting of base has servo motor, servo motor's output shaft has the cardan shaft, the upper end of screwdriver head runs through the second through-hole and is connected with the one end of cardan shaft, the last surface mounting of connecting plate has the cylinder, the bottom of the piston rod in the cylinder is connected with a foot anchor clamps, be equipped with arch and a foot anchor clamps on the workstation, proximity switch is installed to one side of desktop anchor clamps. Through retrieval, only the full-automatic screw driving machine for the folding table is retrieved, and no relevant automatic welding equipment is retrieved.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide a welding production line for a U-shaped folding frame of a folding table, which saves space, has high automation degree and high working efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
folding beam material loading manipulator, tie-beam material loading manipulator, welding manipulator and discharge apparatus about, including rotation workstation, about folding beam material loading manipulator, tie-beam material loading manipulator, welding manipulator and discharge apparatus, it has a plurality of tools to distribute along the periphery of workstation on the rotation workstation, controls folding beam material loading manipulator, tie-beam material loading manipulator, welding manipulator and discharge apparatus and distributes in the periphery of rotation workstation, control folding beam material loading manipulator and be used for controlling the folding beam about will erect and place the tool, the rotation workstation drives to press from both sides the tool that is equipped with about the folding beam and rotates tie-beam material loading manipulator department, tie-beam material loading manipulator transversely places the tie-beam on the tool, the rotation workstation will press from both sides the tool that is equipped with about folding beam and tie-beam and rotates welding machine department, welding manipulator is used for welding the lower extreme of folding beam about with the both ends of tie-beam and has formed the U type folding frame, the rotation workstation rotates U type folding frame to discharge apparatus department, discharge apparatus takes the U type folding frame away.
Furthermore, the rotary workbench takes a motor as power, and the motor adopts a servo motor.
Further, the jig comprises a support, an upper left folding beam clamp, a lower left folding beam clamp, an upper right folding beam clamp, a lower right folding beam clamp and a connecting beam clamp, wherein the upper left folding beam clamp and the lower left folding beam clamp are respectively arranged at the upper part and the lower part of the left side edge of the support; the upper left folding beam clamp, the lower left folding beam clamp, the upper right folding beam clamp and the lower right folding beam clamp are identical in structure; go up left folding beam anchor clamps, including the anchor clamps body, side top cylinder, compress tightly cylinder and compact heap, open on the anchor clamps body and press from both sides the dress and erect the groove, the compact heap is located the notch department that presss from both sides the dress and erects the groove, and side top cylinder is installed on pressing from both sides the lateral wall that presss from both sides the dress and erects the groove, and when left folding beam puts into to press from both sides the dress and erect the groove, the piston rod that side top cylinder stretches out and pushes up the lateral wall of left folding beam tightly, and the compress tightly cylinder drives the compact heap removal, and the compact heap compresses tightly left folding beam to fix and presss from both sides the dress and erects the groove.
Further, the tie-beam anchor clamps include left elevating system, right elevating system, horizontal clamping groove, the tight cylinder in left top and the tight cylinder in right top, left elevating system, right elevating system install the left and right sides in the support lower part for drive horizontal clamping groove, the tight cylinder in left top and the tight cylinder in right top go up and down, the tight cylinder in left top and right top be used for the lower extreme of roof pressure left folding beam and the lower extreme of right folding beam respectively, make the lower extreme of left folding beam, the lower extreme of right folding beam, with the both ends in close contact with of tie-beam.
Furthermore, the transverse clamping grooves are respectively a left transverse clamping groove and a right transverse clamping groove, a left pressing cylinder and a left pressing piece are arranged on one side of the left transverse clamping groove, a right pressing cylinder and a right pressing piece are arranged on one side of the right transverse clamping groove, and the left pressing cylinder and the right pressing cylinder are respectively used for driving the left pressing piece and the right pressing piece to press and fix the connecting beams in the left transverse clamping groove and the right transverse clamping groove; the left lifting mechanism and the right lifting mechanism have the same structure, a transverse fixing frame is fixed on a left lifting seat in the left lifting mechanism and a right lifting seat in the right lifting mechanism, and a left transverse clamping groove, a right transverse clamping groove, a left pressing cylinder, a right pressing cylinder, a left jacking cylinder and a right jacking cylinder are fixed on the transverse fixing frame; left side elevating system includes that left vertical guide rail, left lift seat and a left side drive actuating cylinder, left side vertical guide rail drives actuating cylinder with a left side and fixes on the support, and left lift seat is established on left vertical guide rail, and a left side drives actuating cylinder and is used for driving left lift seat and goes up and down along left vertical guide rail.
Furthermore, a lower left push-out cylinder and a lower right push-out cylinder are respectively arranged on the left side and the right side of the lower portion of the support, and push out the bottom of the U-shaped folding frame simultaneously through the lower left push-out cylinder and the lower right push-out cylinder; the left side and the right side on support upper portion are equipped with left side respectively and release cylinder, go up right side and release the cylinder, last left side release cylinder and go up right side release cylinder, release the upper portion of U type folding frame simultaneously for the upper portion that makes U type folding frame inclines forward.
Further, discharge apparatus, including unloading transfer mechanism, hoist mechanism and range rack, unloading transfer mechanism conveys U type folding frame to hoist mechanism, and hoist mechanism promotes U type folding frame to range rack on, U type folding frame slides to lower one end along range rack.
The blanking transfer mechanism comprises a base, a pushing cylinder, a sliding rail, a sliding frame, two sliding plates, two material blocking cylinders, a left blocking wall, a right blocking wall, a left material blocking mechanism and a right material blocking mechanism, wherein the two sliding plates are obliquely arranged on the sliding frame in parallel and are positioned on the same plane and used for supporting the bottom of a U-shaped folding frame with two upward ends; the left material blocking mechanism and the right material blocking mechanism are identical in structure, the left material blocking mechanism comprises an air cylinder, a base, a rotating shaft and a blocking arm, the rotating shaft is arranged on the base, a transmission gear is arranged in the base and positioned on the rotating shaft, the transmission gear is meshed with a tooth row, the air cylinder drives the tooth row, the tooth row drives the transmission gear, the transmission gear drives the rotating shaft, the rotating shaft drives the blocking arm to rotate by 90 degrees, and the blocking arm is changed from horizontal to vertical; when the blocking arms of the left blocking mechanism and the right blocking mechanism are transverse, the left side and the right side of the U-shaped folding frame are blocked, when the blocking arms are longitudinal, the left side and the right side of the U-shaped folding frame are not blocked, and the U-shaped folding frame is turned over to the lifting mechanism; and a layer of soft buffer cushion is arranged on the blocking arm.
Furthermore, the lifting mechanism comprises a conveyor belt frame, a lifting conveyor belt, a transmission mechanism and a motor, wherein the lifting conveyor belt is arranged on the conveyor belt frame, and the motor drives the lifting conveyor belt to move through the transmission mechanism; l-shaped supporting plates are distributed on the lifting conveyor belt and used for supporting the bottom of the U-shaped folding frame, and transverse supporting beams are arranged on two sides of the conveyor belt frame and used for supporting two side edges of the U-shaped folding frame.
Further, arrange the rack and include the supporter and establish two parallel sloping on the supporter, the lower one end of two sloping is equipped with the dog, and the height that highly is greater than the height of U type folding frame of the lower one end of two sloping.
The invention has the beneficial effects that:
this patent adopts the operation mode of full-automatic assembly line, utilizes the manipulator to fold roof beam material loading process, tie-beam material loading process, welding process about carrying out in proper order, removes the folding frame of U type after will welding through discharge apparatus at last, has that degree of automation is high, work efficiency is high, shared place is less, convenient operation, save advantages such as space.
Drawings
The invention is further described with the aid of the accompanying drawings, in which the embodiments do not constitute any limitation, and for a person skilled in the art, without inventive effort, further drawings may be obtained from the following figures:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is an enlarged view of the rotary table of FIG. 2;
FIG. 4 is a perspective view of FIG. 3;
FIG. 5 is a schematic view of a transmission mechanism of the rotary table shown in FIG. 4;
FIG. 6 is a schematic structural view of the jig shown in FIG. 3;
FIG. 7 is a side view of FIG. 6;
FIG. 8 is a perspective view of FIG. 6;
FIG. 9 is a rear view of FIG. 8;
FIG. 10 is a schematic structural view of the upper left folding beam clamp of FIG. 6;
FIG. 11 is a schematic structural view of the tie beam clamp of FIG. 6;
FIG. 12 is a schematic structural view of the left lifting mechanism shown in FIG. 11;
FIG. 13 is a rear view of FIG. 12;
FIG. 14 is a schematic structural view of a welded U-shaped folding frame;
FIG. 15 is a schematic view of the discharging device shown in FIG. 1;
fig. 16 is a schematic structural view of the blanking transfer mechanism shown in fig. 15;
FIG. 17 is a rear view of FIG. 16;
fig. 18 is a schematic structural view of a stop arm of the left striker mechanism shown in fig. 17 in a transverse state;
FIG. 19 is a schematic longitudinal view of the arm of FIG. 18;
FIG. 20 is a schematic structural view of the lifting mechanism of FIG. 15;
fig. 21 is a schematic structural view of the arrangement rack shown in fig. 15.
In the figure: 1. a support; 2. An upper left folding beam clamp; 3. A lower left folding beam clamp; 4. An upper right folding beam clamp; 5. A lower right folding beam clamp; 6. connecting the beam clamps; 7. a connecting beam; 8. a left folding beam; 9. a right folding beam; 10. an air valve storage box; 11. a clamp body; 12. a side-jacking cylinder; 13. a pressing cylinder; 14. a compression block; 15. clamping a vertical groove; 16. pushing out the cylinder from the lower left side; 17. a lower right push-out cylinder; 18. an upper left push-out cylinder; 19. a push-out cylinder is arranged on the upper right; 20. a left lifting mechanism; 21. a right lifting mechanism; 22. a left jacking cylinder; 23. a right jacking cylinder; 24. a left transverse clamping groove; 25. a right lateral clamping groove; 26. a left hold down cylinder; 27. a left compression member; 28. a right hold down cylinder; 29. a right compression member; 30. a left vertical guide rail; 31. a left lifting seat; 32. a left drive cylinder; 33. a transverse fixing frame; 34. a machine base; 35. a rotary worktable; 36. a left folding beam and a right folding beam feeding station; 37. a connecting beam feeding station; 38. welding stations; 39. a discharge station; 40. a jig; 41. a partition wall; 42. a motor; 43. a gear; 44. a ring gear; 45. the left folding beam and the right folding beam are provided with a feeding manipulator; 46. a connecting beam feeding manipulator; 47. welding a manipulator; 48. a discharge device; 49. a blanking transfer mechanism; 50. A lifting mechanism; 51. Arranging the racks; 52. A U-shaped folding frame; 53. A base; 54. a push cylinder; 55. a slide rail; 56. a carriage; 57. a slide plate; 58. a material blocking cylinder; 59. a left retaining wall; 60. a right retaining wall; 61. a left stock stop; 62. a right stock stop; 63. sliding out of the guide rod; 64. a transfer cylinder; 65. a housing; 66. a rotating shaft; 67. a catch arm; 68. a soft cushion pad; 69. a conveyor belt rack; 70. lifting the conveying belt; 71. an L-shaped pallet; 72. a transverse joist; 73. a support body; 74. an oblique beam; 75. and a stop block.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper surface", "lower surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "forward", "reverse", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
As shown in fig. 1, 2, 3, 4, and 5, the welding line for U-shaped folding frames of a folding table includes a base 34, a rotary worktable 35, a motor 42, a gear 43, a ring gear 44, a left and right folding beam feeding manipulators 45, a connecting beam feeding manipulator 46, a welding manipulator 47, and a discharging device 48, wherein a plurality of jigs 40 are distributed on the rotary worktable 35 along the periphery of the worktable, the left and right folding beam feeding manipulators 45, the connecting beam feeding manipulator 46, the welding manipulator 47, and the discharging device 48 are distributed on the left and right folding beam feeding stations 36, the connecting beam feeding stations 37, the welding stations 38, and the discharging device 39 on the periphery of the rotary worktable 35, the rotary worktable 35 is divided into 4 regions, two jigs 40 are mounted and fixed on the 4 regions, a partition wall 41 is disposed between the adjacent regions, the rotary worktable 35 is mounted on the base 34, the motor 42 is a servo motor, the motor 42 drives the gear 43, the gear 43 drives the ring gear 44, and the ring gear 44 drives the rotary worktable 35 to rotate 90, which corresponds to one rotary worktable 35 at a time. Particularly, about folding beam material loading manipulator 45 be used for with about folding beam erect place tool 40 on, rotary worktable 35 drives the tool that presss from both sides folding beam about being equipped with and rotates connecting beam material loading manipulator 46 department, connecting beam material loading manipulator 46 transversely places the connecting beam on tool 40, rotary worktable 35 rotates the tool that presss from both sides folding beam about being equipped with and connecting beam to welding manipulator 47 department, welding manipulator 47 has been used for welding the lower extreme of folding beam about with the both ends of connecting beam and has formed U type folding frame, rotary worktable 35 rotates U type folding frame to discharge apparatus 48 department, discharge apparatus 48 takes U type folding frame away.
As shown in fig. 6, 7, 8, and 9, the jig 40 includes a support 1, an upper left folding beam clamp 2, a lower left folding beam clamp 3, an upper right folding beam clamp 4, a lower right folding beam clamp 5, and a connection beam clamp 6, wherein the upper left folding beam clamp 2 and the lower left folding beam clamp 3 are respectively disposed on the upper portion and the lower portion of the left side of the support 1, the upper left folding beam clamp 2 and the lower left folding beam clamp 3 are used for clamping the fixed left folding beam 8, the upper right folding beam clamp 4 and the lower right folding beam clamp 5 are respectively disposed on the upper portion and the lower portion of the right side of the support 1, the upper right folding beam clamp 4 and the lower right folding beam clamp 5 are used for clamping the fixed right folding beam 9, and the connection beam clamp 6 is disposed on the lower side of the support 1 for clamping the fixed connection beam 7.
As shown in fig. 6, 10 and 14, the upper left folding beam clamp 2, the lower left folding beam clamp 3, the upper right folding beam clamp 4 and the lower right folding beam clamp 5 have the same structure, the upper left folding beam clamp 2 includes a clamp body 11, a side jacking cylinder 12, a pressing cylinder 13 and a pressing block 14, a clamping vertical slot 15 is opened on the clamp body 11, the pressing block 14 is located at a notch of the clamping vertical slot 15, the side jacking cylinder 12 is installed on a side wall of the clamping vertical slot 15, when the left folding beam 8 is placed into the clamping vertical slot 15, a piston rod of the side jacking cylinder 12 extends out to tightly jack the side wall of the left folding beam 8, the pressing cylinder 13 drives the pressing block 14 to move, and the pressing block 14 presses and fixes the left folding beam 8 in the clamping vertical slot 15. The left side and the right side of the lower portion of the support 1 are respectively provided with a lower left push-out air cylinder 16 and a lower right push-out air cylinder 17, and the lower left push-out air cylinder 16 and the lower right push-out air cylinder 17 push out the bottom of the U-shaped folding frame. The left side and the right side of the upper part of the bracket 1 are respectively provided with an upper left push-out air cylinder 18 and an upper right push-out air cylinder 19, the upper left push-out air cylinder 18 and the upper right push-out air cylinder 19 push out the upper part of the U-shaped folding frame at the same time, so that the upper part of the U-shaped folding frame is inclined forwards.
As shown in fig. 11, 12, and 13, the connecting beam fixture 6 includes a left lifting mechanism 20, a right lifting mechanism 21, a transverse clamping groove, a left tightening cylinder 22, and a right tightening cylinder 23, where the transverse clamping groove includes a left transverse clamping groove 24 and a right transverse clamping groove 25, a left pressing cylinder 26 and a left pressing member 27 are disposed on one side of the left transverse clamping groove 24, a right pressing cylinder 28 and a right pressing member 29 are disposed on one side of the right transverse clamping groove 25, and the left pressing cylinder 26 and the right pressing cylinder 28 are respectively used to drive the left pressing member 27 and the right pressing member 29 to press and fix the connecting beam 7 in the left transverse clamping groove 24 and the right transverse clamping groove 25. The left tightening cylinder 22 and the right tightening cylinder 23 are respectively used for pressing the lower end of the left folding beam 8 and the lower end of the right folding beam 9, so that the lower end of the left folding beam 8 and the lower end of the right folding beam 9 are in close contact with the two ends of the connecting beam 7.
A transverse fixing frame 33 is fixed on the left lifting seat in the left lifting mechanism 20 and the right lifting seat in the right lifting mechanism 21, and a left transverse clamping groove 24, a right transverse clamping groove 25, a left pressing air cylinder 26, a right pressing air cylinder 28, a left jacking air cylinder 22 and a right jacking air cylinder 23 are fixed on the transverse fixing frame 33.
Left elevating system 20 is the same with right elevating system 21's structure, and the description is expanded as the example to left elevating system to this embodiment, and left elevating system 20 includes left vertical guide rail 30, left lift seat 31 and a left side and drives actuating cylinder 32, left side vertical guide rail 30 drives actuating cylinder 32 with a left side and fixes on support 1, and left lift seat 31 is established on left vertical guide rail 30, and a left side drives actuating cylinder 31 and is used for driving left lift seat 31 and goes up and down along left vertical guide rail 30.
An air valve storage box 10 is arranged on the support 1, and air valves of all cylinders in the upper left folding beam clamp 2, the lower left folding beam clamp 3, the upper right folding beam clamp 4, the lower right folding beam clamp 5 and the connecting beam clamp 6 are arranged in the air valve storage box 10.
As shown in fig. 15, the discharging device 48 includes a discharging transfer mechanism 49, a lifting mechanism 50, and an arrangement rack 51, the discharging transfer mechanism 49 transfers the U-shaped folding frame 52 to the lifting mechanism 50, the lifting mechanism 50 lifts the U-shaped folding frame 52 onto the arrangement rack 51, and the U-shaped folding frame 52 slides to a lower end along the arrangement rack 51.
As shown in fig. 16 and 17, the blanking transfer mechanism 49 includes a base 53, a pushing cylinder 54, a slide rail 55, a carriage 56, two sliding plates 57, two material blocking cylinders 58, a left blocking wall 59, a right blocking wall 60, a left material blocking mechanism 61 and a right material blocking mechanism 62, wherein the two sliding plates 57 are obliquely arranged on the carriage 56 in parallel and on the same plane to support the bottom of the U-shaped folding frame 52 with two ends facing upward, the two material blocking cylinders 58 are vertically arranged on the carriage 56 and between the two sliding plates 57 to block the U-shaped folding frame 52 and prevent the U-shaped folding frame 52 from sliding down along the sliding plates 57, the left blocking wall 59 and the right blocking wall 60 are arranged on two sides of the carriage 56, the left material blocking mechanism 61 is arranged on the left blocking wall 59 to support or block the left side edge of the U-shaped folding frame 52, the right material blocking mechanism 62 is arranged on the right blocking wall 60 to support or block the right side edge of the U-shaped folding frame 52, the carriage 56 is arranged on the slide rail 55, the pushing cylinder 55 is arranged on the base 53, the sliding plate 54 drives the sliding plate 56 to move to the bottom of the two material blocking mechanisms 50, and the piston rod 50 moves up along the two sliding plates 55, and the two material blocking mechanisms 50.
The carriage 56 is provided with two slide-out guide rods 63, and the two slide-out guide rods 63 are used for guiding the U-shaped folding frame out to the lifting mechanism. The upper ends of the two slide-out guide rods 63 are disposed between the two slide plates 57, and the lower ends of the two slide-out guide rods 63 are bent outward.
As shown in fig. 18 and 19, the left striker 61 and the right striker 62 have the same structure. The left material stopping mechanism 61 comprises a cylinder 64, a casing 65, a rotating shaft 66 and a blocking arm 67, wherein a layer of soft buffer 68 is arranged on the blocking arm 67. The rotating shaft 66 is arranged on the machine shell 65, a transmission gear is arranged in the machine shell 65 and on the rotating shaft 66 and is meshed with the gear row, the air cylinder 64 drives the gear row, the gear row drives the transmission gear, the transmission gear drives the rotating shaft 66, the rotating shaft 66 drives the blocking arm 67 to rotate by 90 degrees, and the blocking arm 67 is changed from a transverse state to a longitudinal state; when the blocking arms of the left blocking mechanism 61 and the right blocking mechanism 62 are transverse, the left side and the right side of the U-shaped folding frame 52 are blocked, and when the blocking arms are longitudinal, the left side and the right side of the U-shaped folding frame are not blocked, and the U-shaped folding frame is turned over to the lifting mechanism.
As shown in fig. 20, the lifting mechanism 50 includes a conveyor belt frame 69, a lifting conveyor belt 70, a transmission mechanism and a motor, the lifting conveyor belt 70 is disposed on the conveyor belt frame 69, and the motor drives the lifting conveyor belt 70 to move through the transmission mechanism; the lifting conveyer belt 70 is distributed with L-shaped supporting plates 71 for supporting the bottom of the U-shaped folding frame 52, and two sides of the conveyer belt frame 69 are provided with transverse supporting beams 72 for supporting two side edges of the U-shaped folding frame 52.
As shown in fig. 21, the arrangement rack 51 includes a support 73 and two parallel oblique beams 74 disposed on the support 73, wherein the lower ends of the two oblique beams 74 are provided with stoppers 75, and the height of the lower ends of the two oblique beams is greater than that of the U-shaped folding frame. The lifting conveying belt adopts a double-chain structure.
The working principle is as follows: the automatic feeding device adopts a full-automatic assembly line operation mode, a left folding beam feeding manipulator 45 and a right folding beam feeding manipulator 45 are used for vertically placing the left folding beam and the right folding beam on a jig 40, a rotary workbench 35 drives the jig with the left folding beam and the right folding beam clamped to rotate a connecting beam feeding manipulator 46, the connecting beam feeding manipulator 46 transversely places the connecting beam on the jig 40, the rotary workbench 35 rotates the jig with the left folding beam and the right folding beam and the connecting beam to a welding manipulator 47, the welding manipulator 47 is used for welding the lower ends of the left folding beam and the right folding beam with the two ends of the connecting beam to form a U-shaped folding frame, the U-shaped folding frame is rotated to a discharging device 48 by the workbench 35, a lower left pushing cylinder 16 and a lower right pushing cylinder 17 on the jig 40 simultaneously push the bottom of the U-shaped folding frame 52 out of a sliding plate 57 of a discharging mechanism 49 in the discharging device 48 and is blocked by piston rods of the two lifting cylinders 58, an upper left pushing cylinder 18 and an upper right pushing cylinder 19 of the U-shaped folding frame 52 and an upper pushing cylinder 52 and a lower pushing cylinder 52 of the U-shaped folding beam, the lifting mechanism 52 and a lifting mechanism 52 are arranged along two side rails, and a lifting frame 52, a piston rod 52 is arranged in the lifting mechanism, and a lifting mechanism, the lifting mechanism is arranged to push the lifting mechanism, and a lifting mechanism, two side of the lifting mechanism 52, the lifting mechanism is arranged along two side of the lifting frame 52, and a lifting mechanism, two lifting mechanism is arranged on the lifting mechanism, two lifting mechanism, the lifting mechanism 52, the plurality of U-shaped folding frames 52 are arranged in a row on the two oblique beams 74 with both ends thereof facing downward.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The utility model provides a U type folding frame welding production line of fifty percent discount table which characterized in that: the automatic welding machine comprises a rotary workbench, a left folding beam feeding manipulator, a right folding beam feeding manipulator, a connecting beam feeding manipulator, a welding manipulator and a discharging device, wherein a plurality of jigs are distributed on the rotary workbench along the periphery of the workbench, the left folding beam feeding manipulator, the right folding beam feeding manipulator, the connecting beam feeding manipulator, the welding manipulator and the discharging device are distributed on the periphery of the rotary workbench, the left folding beam feeding manipulator and the right folding beam feeding manipulator are used for vertically placing the left folding beam and the right folding beam on the jigs, the rotary workbench drives the jigs clamping the left folding beam and the right folding beam to rotate to the connecting beam feeding manipulator, the connecting beam feeding manipulator transversely places the connecting beam on the jigs, the jigs clamping the left folding beam, the right folding beam and the connecting beam are rotated to the welding manipulator, the welding manipulator is used for welding the lower ends of the left folding beam and the two ends of the connecting beam to form a U-shaped folding frame, the rotary workbench rotates the U-shaped folding frame to the discharging device, and the discharging device takes away the U-shaped folding frame; the jig comprises a support, an upper left folding beam clamp, a lower left folding beam clamp, an upper right folding beam clamp, a lower right folding beam clamp and a connecting beam clamp, wherein the upper left folding beam clamp and the lower left folding beam clamp are respectively arranged at the upper part and the lower part of the left side edge of the support, the upper left folding beam clamp and the lower left folding beam clamp are used for clamping and fixing a left folding beam, the upper right folding beam clamp and the lower right folding beam clamp are respectively arranged at the upper part and the lower part of the right side edge of the support, the upper right folding beam clamp and the lower right folding beam clamp are used for clamping and fixing a right folding beam, and the connecting beam clamp is arranged at the lower side edge of the support and used for clamping and fixing a connecting beam; the upper left folding beam clamp, the lower left folding beam clamp, the upper right folding beam clamp and the lower right folding beam clamp are identical in structure; go up left folding beam anchor clamps, including the anchor clamps body, side top cylinder, compress tightly cylinder and compact heap, open on the anchor clamps body and press from both sides the dress and erect the groove, the compact heap is located the notch department that presss from both sides the dress and erects the groove, and side top cylinder is installed on pressing from both sides the lateral wall that presss from both sides the dress and erects the groove, and when left folding beam puts into to press from both sides the dress and erect the groove, the piston rod that side top cylinder stretches out and pushes up the lateral wall of left folding beam tightly, and the compress tightly cylinder drives the compact heap removal, and the compact heap compresses tightly left folding beam to fix and presss from both sides the dress and erects the groove.
2. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 1, wherein: the rotary workbench takes a motor as power, and the motor adopts a servo motor.
3. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 1, wherein: the tie-beam anchor clamps include left elevating system, right elevating system, transversely press from both sides the dress groove, the tight cylinder in left top and the tight cylinder in right top, left elevating system, right elevating system install in the left and right sides of support lower part for drive transversely press from both sides the dress groove, the tight cylinder in left top and the tight cylinder in right top go up and down, the tight cylinder in left top and right top be used for the lower extreme of the left folding beam of roof pressure and the lower extreme of right folding beam respectively, make the lower extreme of the left folding beam, the lower extreme of the right folding beam, with the both ends in close contact with of tie-beam.
4. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 3, wherein: the transverse clamping groove is divided into a left transverse clamping groove and a right transverse clamping groove, a left pressing air cylinder and a left pressing piece are arranged on one side of the left transverse clamping groove, a right pressing air cylinder and a right pressing piece are arranged on one side of the right transverse clamping groove, and the left pressing air cylinder and the right pressing air cylinder are respectively used for driving the left pressing piece and the right pressing piece to tightly press and fix the connecting beams in the left transverse clamping groove and the right transverse clamping groove; the left lifting mechanism and the right lifting mechanism have the same structure, a transverse fixing frame is fixed on a left lifting seat in the left lifting mechanism and a right lifting seat in the right lifting mechanism, and a left transverse clamping groove, a right transverse clamping groove, a left pressing cylinder, a right pressing cylinder, a left jacking cylinder and a right jacking cylinder are fixed on the transverse fixing frame; left side elevating system includes that left vertical guide rail, left lift seat and a left side drive actuating cylinder, left side vertical guide rail drives actuating cylinder with a left side and fixes on the support, and left lift seat is established on left vertical guide rail, and a left side drives actuating cylinder and is used for driving left lift seat and goes up and down along left vertical guide rail.
5. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 4, wherein: the left side and the right side of the lower part of the bracket are respectively provided with a lower left push-out cylinder and a lower right push-out cylinder, and the lower left push-out cylinder and the lower right push-out cylinder push out the bottom of the U-shaped folding frame; the left side and the right side on support upper portion are equipped with left side respectively and release cylinder, go up right side and release the cylinder, last left side release cylinder and go up right side release cylinder, release the upper portion of U type folding frame simultaneously for the upper portion that makes U type folding frame inclines forward.
6. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 1, wherein: the discharging device comprises a discharging transfer mechanism, a lifting mechanism and a arranging rack, wherein the discharging transfer mechanism transmits the U-shaped folding frame to the lifting mechanism, the lifting mechanism lifts the U-shaped folding frame to the arranging rack, and the U-shaped folding frame slides to the lower end along the arranging rack.
7. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 6, is characterized in that: the blanking transfer mechanism comprises a base, a pushing cylinder, a sliding rail, a sliding frame, two sliding plates, two material blocking cylinders, a left blocking wall, a right blocking wall, a left material blocking mechanism and a right material blocking mechanism, wherein the two sliding plates are obliquely arranged on the sliding frame in parallel and positioned on the same plane and used for supporting the bottom of a U-shaped folding frame with two upward ends; the left material blocking mechanism and the right material blocking mechanism are identical in structure, the left material blocking mechanism comprises an air cylinder, a base, a rotating shaft and a blocking arm, the rotating shaft is arranged on the base, a transmission gear is arranged in the base and positioned on the rotating shaft, the transmission gear is meshed with a tooth row, the air cylinder drives the tooth row, the tooth row drives the transmission gear, the transmission gear drives the rotating shaft, the rotating shaft drives the blocking arm to rotate by 90 degrees, and the blocking arm is changed from horizontal to vertical; when the blocking arms of the left blocking mechanism and the right blocking mechanism are transverse, the left side and the right side of the U-shaped folding frame are blocked, when the blocking arms are longitudinal, the left side and the right side of the U-shaped folding frame are not blocked, and the U-shaped folding frame is turned over to the lifting mechanism; and a layer of soft buffer cushion is arranged on the blocking arm.
8. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 7, wherein: the lifting mechanism comprises a conveyor belt frame, a lifting conveyor belt, a transmission mechanism and a motor, the lifting conveyor belt is arranged on the conveyor belt frame, and the motor drives the lifting conveyor belt to move through the transmission mechanism; l-shaped supporting plates are distributed on the lifting conveyor belt and used for supporting the bottom of the U-shaped folding frame, and transverse supporting beams are arranged on two sides of the conveyor belt frame and used for supporting two side edges of the U-shaped folding frame.
9. The welding production line of the U-shaped folding frame of the folding table as claimed in claim 8, wherein: the arrangement placing frame comprises a support body and two parallel oblique beams arranged on the support body, wherein the lower ends of the two oblique beams are provided with a stop block, and the height of the lower ends of the two oblique beams is larger than that of the U-shaped folding frame.
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| CN202110082245.3A CN112894210B (en) | 2021-01-21 | 2021-01-21 | Welding production line for U-shaped folding frames of folding tables |
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| CN113399869A (en) * | 2021-05-26 | 2021-09-17 | 广东省林正峰智能数字科技有限公司 | Welding production line for U-shaped folding frames of folding tables |
| CN115255794B (en) * | 2022-10-01 | 2023-01-13 | 荣盛家居有限公司 | Aluminum alloy door and window welded platform |
| CN115740891A (en) * | 2022-11-29 | 2023-03-07 | 广州毅翚金属加工机械有限公司 | Double-layer welding line gantry welding |
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| JPS57199576A (en) * | 1981-06-03 | 1982-12-07 | Nippon Kokan Kk <Nkk> | Producing installation for liner plate |
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