CN218812513U

CN218812513U - Double-feeding mechanism of full-automatic upper rib sewing machine

Info

Publication number: CN218812513U
Application number: CN202222842773.7U
Authority: CN
Inventors: 叶异淼
Original assignee: Supreme Intelligent Technology Co Ltd
Current assignee: Supreme Intelligent Technology Co Ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-04-07
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a double feeding mechanism of a full-automatic rib sewing machine, which comprises a first feeding mounting plate connected with a frame, wherein the first feeding mounting plate is provided with a second feeding mounting plate which can slide left and right; two third feeding mounting plates capable of sliding back and forth are arranged on the second feeding mounting plate; each third feeding mounting plate is provided with a supporting structure. The utility model discloses have two sets and prop the material structure, can prop open a rib section of thick bamboo and make things convenient for the pay-off to can realize that a rib section of thick bamboo snatchs the mechanism from the rotation and to propping material adjustment mechanism, prop the automatic pay-off that material adjustment mechanism arrived three station rotary feeding mechanisms, improve the machining efficiency of rib section of thick bamboo sewing operation, reduce workman's intensity of labour.

Description

Double-feeding mechanism of full-automatic upper rib sewing machine

Technical Field

The utility model belongs to the technical field of the sewing machine tool technique and specifically relates to a rib stitch sewing machine on full-automatic for cuff bottom of a trouser leg.

Background

The full-automatic sleeve trouser leg bottom overedger and the thighbone turnover sewing method comprise a workbench, a sewing machine, a cloth feeding device, a thighbone turnover mechanism and a control device, wherein the sewing machine is arranged on the workbench and used for sewing a tubular fabric and an annular fabric together, the sewing position of the inner wall of the tubular fabric forms a thighbone, the inner wall of the tubular fabric is turned outwards to expose the thighbone, the sewing machine comprises a machine head, a workpiece placing mechanism, a sewing needle and a presser foot, the annular fabric is sleeved on the workpiece placing mechanism, the tubular fabric in the turning-out state is sleeved outside the annular fabric, and the thighbone is positioned on one side of the end part of the presser foot; the cloth feeding device is positioned at one side of the workpiece placing mechanism and is used for driving the tubular fabric and the annular fabric sleeved on the workpiece placing mechanism to rotate circumferentially; the femur turnover mechanism is positioned at one side of the workpiece placing mechanism and is used for turning the femur of the tubular fabric; the control device is used for controlling the sewing machine, the cloth feeding device and the femur turnover mechanism to act. The patent discloses that certain disadvantages exist, such as feeding, conveying, aligning and detecting the sewing position of the cuffs, which are manually completed; and only one set of workpiece placing mechanism is provided, so that the automation degree is low and the sewing processing efficiency is low.

Disclosure of Invention

The utility model aims to solve the technical problem that to above-mentioned prior art current situation, and provide a rib sewing machine's two feeding mechanism in full-automatic, can realize that a rib section of thick bamboo snatchs the mechanism from the rotation and to prop material adjustment mechanism, prop the automatic pay-off of material adjustment mechanism to the rotatory feed mechanism of three stations, improve the sewing machining efficiency of a rib section of thick bamboo, reduce workman's intensity of labour.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a double-feeding mechanism of a full-automatic rib sewing machine comprises a first feeding mounting plate connected with a rack, wherein a second feeding mounting plate capable of sliding left and right is arranged on the first feeding mounting plate; two third feeding mounting plates capable of sliding back and forth are arranged on the second feeding mounting plate; and each third feeding mounting plate is provided with a material supporting structure.

In order to optimize the technical proposal, the utility model discloses still include following modified technical proposal.

The first feeding mounting plate is provided with a first feeding slide rail, and two first feeding slide blocks are arranged on the first feeding slide rail; each first feeding sliding block is provided with a second feeding mounting plate, and the two second feeding mounting plates are connected through a first feeding connecting plate.

And a first feeding cylinder is arranged on the first feeding mounting plate, and a piston rod of the first feeding cylinder is connected with the second feeding mounting plate.

And each second feeding mounting plate is provided with a second feeding slide rail, each second feeding slide rail is provided with a third feeding slide block, and each third feeding slide block is correspondingly provided with a third feeding mounting plate.

The two third feeding mounting plates are connected through a second feeding connecting plate; a second feeding cylinder is arranged on the second feeding connecting plate, and a piston rod of the second feeding cylinder is connected with the first rack; the first rack is meshed with a first gear, and the first gear is arranged at the upper end of the rotating shaft; the rotating shaft penetrates through the second feeding connecting plate and can be connected with the second feeding connecting plate in a rotating mode, the lower end of the rotating shaft is connected with a second gear in meshing transmission with a second rack, and the second rack is arranged on the first feeding connecting plate.

The material supporting structure comprises a fourth feeding mounting plate connected with the third feeding mounting plate, a third feeding slide rail is arranged on the fourth feeding mounting plate, and a feeding connecting seat capable of sliding up and down is arranged on the third feeding slide rail.

A material supporting chute is formed in the length direction of the feeding connecting seat, two sliding blocks are arranged in the material supporting chute, and each sliding block is connected with a lower supporting rod; and two ends of the feeding connecting seat are respectively provided with a first material supporting cylinder for driving the sliding block to move along the material supporting sliding groove.

The upper part of the fourth feeding mounting plate is provided with two fourth feeding slide rails which are arranged in a V shape, each fourth feeding slide rail is provided with a feeding connecting block, and the feeding connecting block is provided with an upper support rod; the rear portion of the fourth feeding mounting plate is provided with a second supporting cylinder, a piston rod of the second supporting cylinder is connected with a second triangular plate, and the inclined edges of two sides of the second triangular plate are matched with sliding pieces on corresponding feeding connecting blocks.

A feeding spring is arranged between the sliding piece and the second triangular plate; one end of the feeding spring is fixedly connected with the end part of the sliding part, and the other end of the feeding spring is fixedly connected with the bottom of the second triangular plate.

Compared with the prior art, the utility model discloses a two feeding mechanism have two sets and prop the material structure, can prop open the rib section of thick bamboo and make things convenient for the pay-off to can realize that the rib section of thick bamboo snatchs the mechanism from the rotation and to propping material adjustment mechanism, propping the automatic pay-off of material adjustment mechanism to the rotatory feed mechanism of three stations, improve the machining efficiency of rib section of thick bamboo sewing operation, reduce workman's intensity of labour.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic structural view of the feeding mechanism.

Fig. 3 is a schematic structural view of another view of the feeding mechanism.

Fig. 4 is a schematic structural view of another view of the feeding mechanism.

Fig. 5 is a schematic view of the bottom structure of fig. 2.

Fig. 6 is a schematic structural diagram of the rotary material grabbing mechanism.

Fig. 7 is a schematic structural view of the double feed mechanism.

Fig. 8 is a schematic structural view of the support structure in fig. 7.

Fig. 9 is a schematic view of the backside structure of fig. 8.

Fig. 10 is a schematic structural view of the material supporting and adjusting mechanism.

Fig. 11 is a schematic structural view of another view angle of the material supporting and adjusting mechanism.

Fig. 12 is a back structure schematic diagram of the material supporting and adjusting mechanism.

Fig. 13 is a schematic structural diagram of the three-station rotary feeding mechanism in fig. 1.

Fig. 14 is a schematic view of the three-station rotary feeding mechanism in fig. 1 from another perspective.

Fig. 15 is a partial structural schematic view of fig. 13.

Fig. 16 is a schematic view of the structure of the rear end face of the rotating disk in fig. 13.

Fig. 17 is a perspective view of the workpiece placement structure of fig. 13.

Fig. 18 is a schematic structural view of the tug mechanism of fig. 1.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

Fig. 1 to 18 are schematic structural views of the present invention.

Wherein the reference numerals are: <xnotran> 1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, , 65, 66, 67, 68, 69, 70, 71, 72, 73, </xnotran> The device comprises a feeding gear 74, a material supporting chute, a sliding block 75, a first material supporting cylinder 76, a limiting rod 77, a reset spring 78, a lower supporting rod 79, a fourth feeding slide rail 80, a fifth feeding slide block 81, a feeding connecting block 82, an upper supporting rod 83, a second triangular plate 84, a sliding part 85, a feeding spring 86, a second material supporting cylinder 87, a first adjusting and mounting plate 88, an adjusting connecting seat 89, a third triangular plate 90, an adjusting slide rail 91, a first adjusting and connecting plate 92, a lower supporting roller 93, a first adjusting cylinder 94, an adjusting cylinder mounting seat 95, a first adjusting motor 96, a first adjusting synchronous belt 97, an upper supporting roller 98, a second adjusting motor 99, a correcting cylinder 100, a correcting plate 101, a guide rod 102, a long groove 103, a second adjusting cylinder mounting seat 104, a second adjusting cylinder 105, a connecting rod 106, a rotating shaft 107, an adjusting connecting block 108, an adjusting rod 109, a bending part, a second inspection mounting plate 111, a third adjusting and mounting plate 112 a detection cylinder 113, a detection rod 114, a machine base 115, a first horizontal part 116, an inclined part 117, a second horizontal part 118, a first mounting plate 119, a first connecting plate 120, a first rotating motor mounting seat 121, a first rotating motor 122, a fourth gear 123, a circular plate 124, a fixed rod 125, a rotating plate 126, a workpiece placing seat 127, a second mounting plate 128, a third connecting plate 129, a first cylinder mounting seat 130, a first cylinder 131, a third rack 132, a fifth gear 133, a fourth rack 134, a second connecting plate 135, a supporting slide rail 136, a fourth connecting plate 137, a tension roller 138, a first synchronous wheel 139, a second synchronous belt 140, a second rotating motor 141, a first synchronous belt 142, a tension wheel mounting seat 143, a fixed seat 144, a tension wheel 145, a convex block 146, a first fixed bolt 147, a limiting connecting plate 148, a limiting part 149, a limiting shaft 150, a limiting cylinder 151, a first fixing rod 120, a first rotating motor mounting seat 121, a first rotating motor 122, a fourth gear 123, a fourth gear 134, a fourth rack 134, a second connecting plate 135, a second rotating cylinder 151, a limiting screw 147, a limiting part, a third rotating motor mounting seat 140, a third rotating motor mounting seat, a fourth rotating motor mounting seat and a fourth rotating shaft, the support block 152, the roller 153, the second synchronous wheel 154, the tug mounting plate 155, the tug slide rail 156, the tug cylinder 157, the tug connecting plate 158, the tug motor 159, the tug 160 and the sewing machine 161.

The utility model discloses a full-automatic rib sewing machine of going up for cuff bottom of a trouser leg, including frame 1, be equipped with feed mechanism, rotatory mechanism, two feeding mechanism and the material adjustment mechanism that props on the frame 1. A machine base 115 is arranged above the frame 1, and a three-station rotary feeding mechanism, a tug mechanism and a sewing machine 161 capable of moving back and forth are arranged on the machine base 115. The utility model is suitable for a sewing connection of cuff or bottom of a trouser leg department and rib fabric section of thick bamboo the utility model discloses in the material including the clothing body of taking the cuff or take the trousers of bottom of a trouser leg.

As shown in fig. 13, the three-station rotary feeding mechanism includes a rotary disk 126 mounted on the frame 1, three sets of workpiece placing structures uniformly distributed on the surface of the rotary disk 126, and a first rotary motor 122 for driving the three sets of workpiece placing structures to rotate and move among a feeding position of the rib cylinder, a feeding position of the material, and a sewing position.

The rib cage fill level is located on the lower right side of rotary plate 126. The rib tube is automatically placed on a workpiece placing structure at the feeding position of the rib tube through the feeding mechanism, the rotary grabbing mechanism, the double feeding mechanism and the material supporting adjusting mechanism.

The material loading level is located on the upper right side of the rotating disc 126. After the rotating disc 126 rotates 120 degrees counterclockwise, the workpiece placing structure with the rib can placed thereon just rotates to the material loading position. At the moment, an operator sleeves the material on the rib tube at the material loading position.

The sewing station is located on the left side of the rotary plate 126 and is matched with the sewing machine 161. After the rotating disk 126 rotates 120 degrees counterclockwise again, the material and the rib can just rotate to the sewing position for sewing connection.

The front side of the frame 1 is further provided with a bearing plate matched with the three-station rotary feeding mechanism for use, the bearing plate is provided with a first horizontal part 116 and a second horizontal part 118 which are different in height, the height of the first horizontal part 116 is adapted to the material feeding position, and the height of the second horizontal part 118 is adapted to the sewing position. The first horizontal portion 116 and the second horizontal portion 118 are connected by a slope portion 117.

The loading board is used for placing the material, plays the supporting role to the material. During operation of the three-position rotary feed mechanism, the garment or pants slide from the first horizontal portion 116 through the inclined portion 117 to the second horizontal portion 118 to accommodate operation of the three-position rotary feed mechanism.

The feeding mechanism comprises a feeding mounting plate 2 connected with the frame 1, and the feeding mounting plate 2 is provided with a first feeding connecting plate 6 capable of moving up and down. The first feeding connecting plate 6 is sequentially provided with three material boxes along the vertical direction. Three material boxes are uniformly distributed on the first feeding connecting plate 6, and each material box can be used for placing a folded rib cylinder. The feeding mounting plate 2 is connected with a third feeding connecting plate 21, and a push plate 31 capable of horizontally moving to push the rib cylinders in the material box to the feeding hole is arranged on the third feeding connecting plate 21.

The feeding mounting plate 2 is provided with a first lifting cylinder 3 and a second lifting cylinder 4 which are connected in series. The piston rod of the first lifting cylinder 3 is connected with the cylinder body of the second lifting cylinder 4, and the piston rod of the second lifting cylinder 4 is fixedly connected with the first feeding connecting plate 6 which can lift. Two first lifting slide rails 7 are equipped with on the vertical direction of feeding mounting panel 2, are equipped with two first lifting slide blocks 8 on every first lifting slide rail 7, first lifting slide block 8 and first feeding connecting plate 6 fixed connection. Under the coordination of the first lifting cylinder 3 and the second lifting cylinder 4, the first feeding connecting plate 6 can be driven to stop at three different working heights in the up-down direction, so that each material box can stop at the highly convenient feeding operation of the push plate 31.

The magazine consists of a left side plate 9 connected to the first feed connection plate 6, a bottom plate 10, and a horizontally movable right side plate 11. The right side plate 11 can slide on the bottom plate 10 to adapt to rib cylinders with different widths.

The lower extreme of right side board 11 is connected with first connecting strip 12, and the both sides of first connecting strip 12 are connected with the upside of fixed block 13 respectively, and the downside of two fixed blocks 13 is connected through second connecting strip 20. The bottom of the two sides of the bottom plate 10 is provided with a second feeding connecting plate 14, a material box chute 15 is formed between the second feeding connecting plate 14 and the bottom plate 10, and the middle part of the fixed block 13 is provided with a material box slide block 16 matched with the material box chute 15. A first lead screw 17 is arranged below the bottom plate 10, a hand screwing part 18 is arranged at one end of the first lead screw 17, and the first lead screw 17 is in threaded fit with a first lead screw nut on the second connecting strip 20. The rotating hand-screwing part 18 can drive the first lead screw rod 17 to rotate, and the second connecting strip 20 and the first lead screw nut axially move along the first lead screw rod 17 to drive the right side plate 11 to slide along the sliding groove, so that the working position of the right side plate 11 is adjusted.

The first feeding connecting block 22 and the second feeding connecting block 23 are respectively arranged at two ends of the third feeding connecting plate 21. A second screw rod 24 is arranged between the first feeding connecting block 22 and the second feeding connecting block 23, a driven synchronizing wheel is fixed at one end of the second screw rod 24, a feeding motor 25 is arranged on the second feeding connecting block 23, a driving synchronizing wheel is arranged on an output shaft of the feeding motor 25, and the driving synchronizing wheel is connected with the driven synchronizing wheel through a feeding synchronizing belt 26. A second screw nut is arranged on the second screw rod 24, and a mounting block 27 is sleeved on the second screw nut. The mounting block 27 is connected with a pushing slide block, the pushing slide block is horizontally mounted on a pushing slide rail 28 in a sliding manner, and the pushing slide rail 28 is mounted on the third feeding connecting plate 21. The mounting block 27 is fixedly connected with the push plate 31 through a fourth feeding connecting plate 30. The feeding motor 25 drives the second lead screw rod 24 to rotate through the feeding synchronous belt 26, and the second lead screw nut moves along the second lead screw rod 24, so that the push plate 31 is driven to move along the material pushing slide rail 28, and the rib tube in the material box is pushed to the feeding hole.

The rotary material grabbing mechanism comprises a material grabbing mounting plate 32 connected with the rack 1, and a first material grabbing connecting plate 34 capable of lifting is arranged on the material grabbing mounting plate 32. The first material grabbing connecting plate 34 is provided with a fourth material grabbing connecting plate 41 capable of moving horizontally, the fourth material grabbing connecting plate 41 is provided with a rotating shaft 44 capable of rotating, and the rotating shaft 44 is provided with a needling component 50 for grabbing the rib cylinders from the material box.

Two sides of the material grabbing mounting plate 32 are respectively provided with a second lifting slide rail 33, a second lifting slide block capable of sliding up and down is mounted on the second lifting slide rail 33, and a first material grabbing connecting plate 34 is mounted on the second lifting slide block. The material grabbing mounting plate 32 is connected with the first material grabbing cylinder 36 through the first material grabbing cylinder mounting seat 35, and a piston rod of the first material grabbing cylinder 36 is connected with the first material grabbing connecting plate 34. The first material grabbing cylinder 36 drives the first material grabbing connecting plate 34 to move up and down along the second lifting slide rail 33, so that the needle punching assembly 50 can conveniently move up and down to grab the threaded cylinders in the material grabbing box.

The first material grabbing connecting plate 34 is fixedly connected with the back of the second material grabbing connecting plate 37, the second material grabbing cylinder 38 is arranged on the second material grabbing connecting plate 37, and a piston rod of the second material grabbing cylinder 38 is connected with the material grabbing connecting block 39. The material grabbing connecting block 39 is connected with the upper end of a third material grabbing connecting plate 40, and a fourth material grabbing connecting plate 41 and a fifth material grabbing connecting plate 42 are respectively arranged on two sides of the third material grabbing connecting plate 40. The fourth material grabbing connecting plate 41 is connected with a material grabbing slider, the material grabbing slider can be horizontally and slidably arranged on a material grabbing slide rail 43, and the material grabbing slide rail 43 is arranged on the first material grabbing connecting plate 34. The second material grabbing cylinder 38 drives the fourth material grabbing connecting plate 41 to move back and forth along the material grabbing sliding rail 43 through the material grabbing connecting block 39 and the third material grabbing connecting plate 40.

A rotating shaft 44 capable of rotating is arranged between the fourth material grabbing connecting plate 41 and the fifth material grabbing connecting plate 42, and two needling assemblies 50 are arranged on the rotating shaft 44. One end of the rotating shaft 44 is connected with a driven gear 48, the fifth material grabbing connecting plate 42 is connected with a first rotating cylinder 45 through a rotating cylinder mounting seat 46, and a piston rod of the first rotating cylinder 45 is provided with a driving gear 47 meshed with the driven gear 48. The first rotary cylinder 45 drives the rotary shaft 44 to rotate 90 ° through the driving gear 47 and the driven gear 48, thereby driving the acupuncture assembly 50 to rotate 90 ° around the rotary shaft 44.

The material grabbing mounting plate 32 is connected with a material grabbing sensor 49 through a connecting assembly, and the material grabbing sensor 49 is used for detecting whether a screw thread cylinder is arranged at the feed inlet of the material box. The screw thread cylinder in the magazine is pushed to the feed inlet end by the push plate 31, and after the material grabbing sensor 49 detects that materials exist, the first rotary cylinder 45 drives the rotary shaft 44 to rotate through the driving gear 47 and the driven gear 48, so that the needling assembly 50 is driven to rotate by 90 degrees around the rotary shaft 44 and is in a horizontal state. The second material grabbing cylinder 38 drives the fourth material grabbing connecting plate 41 and the needling component 50 to horizontally move towards the material box, so that the material grabbing surface of the needling component 50 is in contact with the vertically placed rib cylinder; then the second material grabbing cylinder 38 is reset, and the needle punching assembly 50 horizontally retreats to grab the thread cylinder out of the material box. The needling assembly 50 pivots 90 about the pivot axis 44 and the threaded cartridge opens the cartridge mouth due to gravity. The first material grabbing cylinder 36 drives the first material grabbing connecting plate 34 to move up and down so as to lift the rib cylinder, and the rib cylinder is conveniently conveyed to the double feeding mechanisms. After the rib cylinders in the material box are completely grabbed, the grabbing sensor 49 senses that no material exists and then controls the material box to move up and down, so that the material boxes with materials on other layers move to the working height.

As shown in fig. 7, the dual feeding mechanism includes a first feeding mounting plate 51 connected to the frame 1, two first feeding slide rails 52 are disposed on the first feeding mounting plate 51, and two first feeding slide blocks 53 are disposed on each first feeding slide rail 52. Two second feeding mounting plates 55 are respectively arranged on the two first feeding sliding blocks 53, and the two second feeding mounting plates 55 are connected through a first feeding connecting plate 56. The first feeding mounting plate 51 is provided with a first feeding cylinder 57, and a piston rod of the first feeding cylinder 57 is connected with the second feeding mounting plate 55. The first feeding cylinder 57 drives the second feeding mounting plate 55 to move left and right along the first feeding slide rail 52, so as to drive the material supporting structure to move left and right.

Each second feeding mounting plate 55 is provided with two second feeding slide rails 58, the second feeding slide rails 58 are provided with third feeding slide blocks, and the third feeding slide blocks are provided with third feeding mounting plates 59. Each third feeding mounting plate 59 is provided with a supporting structure, and the two third feeding mounting plates 59 are connected through a second feeding connecting plate 60. A second feeding cylinder 61 is arranged on the second feeding connecting plate 60, and a piston rod of the second feeding cylinder 61 is connected with the first rack 62. The first rack 62 is engaged with a first gear 63, and the first gear 63 is mounted on the upper end of the rotating shaft. The rotating shaft penetrates through the second feeding connecting plate 60 and is rotatably connected with the second feeding connecting plate 60, the lower end of the rotating shaft is connected with a second gear 65 in meshing transmission with a second rack 66, and the second rack 66 is arranged on the first feeding connecting plate 56. The second feeding cylinder 61 drives the first rack 62 to move, the first rack 62 is meshed with the first gear 63, the second gear 65 is driven to rotate through the rotating shaft, and the second gear 65 is meshed with the second rack 66 to drive the second feeding connecting plate 60 to move back and forth along the second feeding slide rail 58, so that the material supporting structure is driven to move back and forth.

The supporting structure comprises a fourth feeding mounting plate 68 connected with the third feeding mounting plate 59, and the third feeding mounting plate 59 is fixedly connected with the vertical fourth feeding mounting plate 68 through two first triangular plates 67. Two third feeding slide rails 69 are arranged on the fourth feeding mounting plate 68, a fourth feeding slide block capable of sliding up and down is arranged on the third feeding slide rails 69, and the fourth feeding slide block is connected with two sides of the feeding connecting seat 70. The rear end face of the fourth feeding mounting plate 68 is provided with a feeding rack 71, the feeding connecting seat 70 is fixedly connected with a second rotary cylinder 73 through a third feeding connecting plate 72, a piston rod of the second rotary cylinder 73 is connected with a feeding gear 74, and the feeding gear 74 is meshed with the feeding rack 71. The second rotary cylinder 73 drives the feeding connecting seat 70 to move up and down through the feeding gear 74 and the feeding rack 71, so as to drive the lower support rod 79 to move up and down, and thus the rib cylinder is spread.

A material supporting chute is formed in the feeding connecting seat 70 in the length direction, two sliding blocks 75 are arranged in the material supporting chute, and each sliding block 75 is connected with a lower supporting rod 79. The two ends of the feeding connecting seat 70 are respectively provided with a first material supporting cylinder 76 for driving the sliding block 75 to move along the material supporting chute. The adjacent surfaces of the two sliding blocks 75 are respectively provided with a limiting rod 77, a return spring 78 is arranged between the two limiting rods 77 and sleeved on the two limiting rods 77, so that the function of return is realized after use, and the sliding blocks 75 return to the original positions.

The upper end surface of the fourth feeding mounting plate 68 is a V-shaped surface, two inclined surfaces of the V-shaped surface are respectively provided with a fourth feeding slide rail 80, the fourth feeding slide rail 80 is provided with a fifth feeding slide block 81, and the fifth feeding slide block 81 is connected with a feeding connecting block 82. An upper stay bar 83 is installed at one end of the feeding connecting block 82, and a cylindrical sliding member 85 is provided at the other end of the feeding connecting block 82. The two sliding parts 85 respectively abut against two waist edges of a second triangular plate 84, the second triangular plate 84 is in an isosceles triangle shape, the bottom edge of the second triangular plate 84 is connected with a piston rod of a second material supporting cylinder 87, and the second material supporting cylinder 87 is arranged on the rear end face of the fourth feeding mounting plate 68. The second material supporting cylinder 87 drives the second triangular plate 84 to move upwards, and the two sliding parts 85 respectively abut against the two waist edges of the second triangular plate 84 to drive the feeding connecting block 82 to move along the fourth feeding sliding rail 80, so that the upper supporting rod 83 is driven to move upwards in an inclined manner to support the rib cylinder.

The tops of the two sliding members 85 are respectively fixedly connected with one end of each of the two feeding springs 86, the other ends of the two feeding springs 86 are fixedly connected with two sides of the bottom edge of the second triangular plate 84, and an oblique downward force is applied to the sliding members 85, so that the two sliding members 85 always abut against two waist edges of the second triangular plate 84.

Prop material adjustment mechanism and include the first regulation mounting panel 88 of being connected with frame 1, first regulation mounting panel 88 is equipped with the second inspection mounting panel 111 that can adjust height from top to bottom through adjusting connecting seat 89. Two vertically-installed adjusting slide rails 91 are arranged on the third adjusting installation plate 112, and the adjusting slide rails 91 are provided with first adjusting connection plates 92 capable of moving up and down. The third adjusting mounting plate 112 is connected with the first adjusting cylinder 94 through the adjusting cylinder mounting base 95, and a piston rod of the first adjusting cylinder 94 is fixedly connected with the first adjusting connecting plate 92.

Two sides of the first adjusting connecting plate 92 are respectively provided with a rotatable lower supporting roller 93, the roots of the two lower supporting rollers 93 are provided with a first adjusting synchronous wheel, the lower side of the third adjusting mounting plate 112 is provided with a first adjusting motor 96, the output shaft of the first adjusting motor 96 is provided with a second adjusting synchronous wheel, and the second adjusting synchronous wheel is connected with the first adjusting synchronous wheels at the roots of the two lower supporting rollers 93 through a first adjusting synchronous belt 97. Two rotatable upper material supporting rollers 98 are arranged on the upper side of the third adjusting mounting plate 112, and third adjusting synchronizing wheels are arranged at the roots of the two upper material supporting rollers 98. The upper end of the third adjusting mounting plate 112 is provided with a second adjusting motor 99, the output shaft of the second adjusting motor 99 is connected with a fourth adjusting synchronous wheel, and the fourth adjusting synchronous wheel is connected with the third adjusting synchronous wheels at the roots of the two upper supporting rollers 98 through a second adjusting synchronous belt.

The first adjusting cylinder 94 drives the first adjusting connecting plate 92 to move up and down along the adjusting slide rail 91, so as to drive the lower material supporting roller 93 to move up and down to support the rib cylinder. First adjusting motor 96 drives two lower material supporting rollers 93 to rotate through a first adjusting synchronous belt 97, and second adjusting motor 99 drives two upper material supporting rollers 98 to rotate through a second adjusting synchronous belt so as to drive a rib cylinder to rotate synchronously.

The diagonal positions of the third adjusting and mounting plate 112 are respectively provided with one correcting cylinder 100, and the piston rods of the two correcting cylinders 100 are respectively connected with the diagonal positions of the correcting plate 101. Four corners of the back of the correction plate 101 are respectively provided with a guide rod 102, and the guide rods 102 penetrate through the third adjusting and mounting plate 112 to guide the correction plate 101. The correction plate 101 is provided with two circular holes and two elongated slots 103 for the lower feed roller 93 to move up and down. The correction cylinder 100 drives the correction plate 101 to move towards the threaded cylinder, and the threaded cylinder rotates and approaches to the front edge of the threaded cylinder, so that the front edges of the inner layer and the outer layer of the threaded cylinder can be attached to the correction plate 101 and aligned.

The back of the third adjusting mounting plate 112 is provided with a second adjusting cylinder mounting seat 104, and the second adjusting cylinder mounting seat 104 is rotatably connected with the cylinder body of the second adjusting cylinder 105. The piston rod of the second adjusting cylinder 105 is rotatably connected with one end of a connecting rod 106, the middle part of the connecting rod 106 is rotatably sleeved on a rotating shaft 107, and the rotating shaft 107 is fixedly connected with a third adjusting mounting plate 112 through an adjusting connecting block 108. The other end of the connecting rod 106 is provided with an adjusting rod 109, the adjusting rod 109 is in an L shape, and the head of the adjusting rod 109 is provided with a bending part to avoid hooking the rib cylinder. The second adjusting cylinder 105 drives the connecting rod 106 to rotate around the rotating shaft 107, so as to drive the head of the adjusting rod 109 to move outwards, and when the upper material supporting roller 98, the lower material supporting roller 93 and the rib cylinder rotate, the rib cylinder is shifted to move towards the direction of the correcting plate 101.

The upper right corner of the third adjusting mounting plate 112 is provided with a detection cylinder 113, a sensor driven by the detection cylinder 113 and capable of moving up and down, and a detection rod 114 contacted with the surface of the threaded cylinder. The detection cylinder 113 drives the sensor and the detection rod 114 to descend, so that the rib cylinder passes through the detection rod 114 and the upper supporting roller 98, when the rib cylinder is in contact with the detection rod 114, the lifting distance of the detection rod 114 is enlarged through a connecting rod assembly in the sensor, and the automatic detection of the rib cylinder seam position is realized.

The three-station rotary feeding mechanism comprises a first mounting plate 119 mounted on the base 115, a vertical first connecting plate 120 is mounted on the first mounting plate 119, and the first connecting plate 120 is connected with a first rotary motor 122 through a first rotary motor mounting seat 121. The output shaft of the first rotating electric machine 122 is connected with a third gear, and the third gear and a fourth gear 123 are in meshing transmission. The fourth gear 123 is connected to one end of a first transmission shaft, the first transmission shaft penetrates through the first connection plate 120 and is rotatably connected to the first connection plate 120, and the other end of the first transmission shaft is fixedly connected to the circular plate 124. The circular plate 124 is fixedly connected to the rotary plate 126 by four fixing rods 125. The first rotating motor 122 drives the third gear to rotate, the third gear is meshed with the fourth gear 123, the fourth gear 123 drives the first transmission shaft to rotate, and the first transmission shaft drives the rotating disc 126 to rotate through the circular plate 124.

As shown in fig. 17, the work placing structure includes a second mounting plate 128, and a work placing seat 127 is fixedly mounted on an upper side of the second mounting plate 128. The work placing seat 127 is formed with a cavity in the middle thereof, and the cavity is engaged with the front end of the sewing table of the sewing machine 161 to facilitate sewing work. The second mounting plate 128 is fixedly connected to the first cylinder mounting base 130 through a third connecting plate 129, and the first cylinder 131 is mounted on the first cylinder mounting base 130. The piston rod of the first cylinder 131 is connected with a third rack 132, a rotatable second transmission shaft is arranged on the third connecting plate 129, a plurality of grooves distributed at intervals in the circumferential direction are arranged on the shaft body of the second transmission shaft, and the grooves are in meshing transmission with the third rack 132. One end of the second transmission shaft is provided with a fifth gear 133, the fifth gear 133 is in meshing transmission with a fourth rack 134, and the fourth rack 134 is arranged on the second connecting plate 135. The second connecting plate 135 is installed on a material supporting slider, the material supporting slider can be installed on a material supporting sliding rail 136 in a vertical sliding mode, and the material supporting sliding rail 136 is installed on the second installation plate 128. The second link plate 135 is connected to the tension roller 138 via a fourth link plate 137. The first cylinder 131 drives the third rack 132 to move up and down, the third rack 132 is in meshing transmission with the groove on the shaft body of the second transmission shaft to drive the fifth gear 133 to rotate, the fifth gear 133 is in meshing transmission with the fourth rack 134 to drive the second connecting plate 135 to move up and down along the material supporting slide rail 136, so as to drive the tensioning roller 138 to move up and down to support the rib tube.

Three rotating shafts fixedly connected with the workpiece placing structure are arranged on the rear side surface of the rotating disc 126, penetrate through the rotating disc 126 and are rotatably connected with the rotating disc 126. The first synchronizing wheels 139 are installed on the rotating shafts, and the first synchronizing wheels 139 on the three rotating shafts are connected through second synchronizing belts 140. One of the three rotating shafts is also provided with a second synchronizing wheel 154, the middle position of the rear end surface of the rotating disc 126 is fixedly connected with the second rotating motor 141 through a second rotating motor 141 mounting seat, the output shaft of the second rotating motor 141 is connected with a third synchronizing wheel, and the third synchronizing wheel is connected with the second synchronizing wheel 154 through a first synchronizing belt 142. The second rotating motor 141 drives the second timing belt 140 to rotate through the first timing belt 142, and synchronously rotates the three rotating shafts, thereby making the workpiece placing seat 127 horizontal at the three stations.

As shown in fig. 16, the second timing belt 140 is formed in a triangular shape on the first timing wheel 139, and three tension pulley attachment seats 143 are provided on the outer side of the side opposite to the rotation axis on which the second timing wheel 154 is mounted. Fixing seats 144 with elongated adjusting grooves are formed at both sides of the tension pulley mounting seat 143, and the elongated adjusting grooves on the fixing seats 144 are engaged with second fixing bolts installed on the rotating disc 126 to adjust the tension applied to the second timing belt 140. Each tension pulley mounting base 143 is provided with a tension pulley 145 which abuts against the outer wall of the second timing belt 140. The left side of each tension wheel mounting seat 143 is provided with a corresponding convex block 146, and the convex block 146 is mounted on the rotating disc 126. The protruding portion of each convex block 146 is provided with a threaded hole, and a first fixing bolt 147 matched with the tension wheel mounting base 143 is arranged in the threaded hole. The first fixing bolt 147 is manually rotated, the first fixing bolt 147 pushes the tensioning wheel mounting seat 143 to move towards the inner side direction of the second synchronous belt 140, and the tensioning wheel 145 applies a tensioning force to the second synchronous belt 140, so that the tensioning force of the second synchronous belt 140 is adjusted.

The first mounting plate 119 is further provided with a limiting connecting plate 148, and a limiting cylinder 151 for locking the position of the second mounting plate 128 is arranged on the limiting connecting plate 148. The piston rod of the spacing cylinder 151 is fixedly connected with the spacing shaft 150. The front end of the limiting connecting plate 148 is provided with a limiting part 149, the limiting part 149 is provided with a through hole, and the limiting shaft 150 is arranged in the through hole and plays a limiting role for the limiting shaft 150. When sewing, the three workpiece placing structures are just in the positions of the rib tube feeding position, the material feeding position and the sewing position respectively. The limiting cylinder 151 drives the limiting shaft 150 to move forwards and can be abutted to the second mounting plate 128 of the threaded cylinder loading position, and the second mounting plate 128 is locked to prevent the workpiece placing structure from shaking. Because the three workpiece placing structures are connected through the second synchronous belt 140, the three workpiece placing structures are synchronously locked, and the problem that the sewing quality is influenced by the left-right swinging of the second mounting plate 128 at the sewing position can be avoided.

Two supporting blocks 152 are respectively installed at both sides of the first installation plate 119, a rotation shaft is fixed at the upper end of the supporting block 152, and a roller 153 capable of rotating is installed on the rotation shaft. The circumferential surface of the rotating disk 126 abuts against the circumferential surface of the roller 153, and supports the rotating disk 126.

The tug mechanism comprises a tug mounting plate 155 arranged on the base 115, a tug slide rail 156 is arranged on the tug mounting plate 155, a tug slide block capable of sliding left and right is arranged on the tug slide rail 156, and the tug slide block is fixedly connected with a tug connecting plate 158. The tug mounting plate 155 is provided with a tug cylinder 157 which drives the tug connecting plate 158 to move left and right, one side of the tug connecting plate 158 is provided with a rotary tug 160, and the surface of the tug 160 is provided with a plurality of longitudinal grooves. One side of the tug 160 is connected with a first tug synchronizing wheel, the tug connecting plate 158 is connected with a tug motor 159 through a tug motor mounting seat, an output shaft of the tug motor 159 is provided with a second tug synchronizing wheel, and the first tug synchronizing wheel is connected with the second tug synchronizing wheel through a tug synchronizing belt. The tug cylinder 157 drives the tug connecting plate 158 to move rightwards along the tug sliding rail 156, so that the tug 160 is attached to the rib cylinder; then, the tug motor 159 drives the tug 160 to rotate through the tug synchronous belt, so as to drive the rib cylinder sleeved on the workpiece placing structure and the material to rotate circumferentially.

When in processing, the first lifting cylinder 3 and the second lifting cylinder 4 are coordinated and matched to drive the first feeding connecting plate 6 to move up and down among three stations, so that the three material boxes are exchanged for use. The feeding motor 25 drives the second screw rod 24 to rotate through the feeding synchronous belt 26, and the second screw rod nut drives the push plate 31 to move along the material pushing slide rail 28 to push the rib cylinders in the material box to the upper material level. The first rotary cylinder 45 then drives the rotary shaft 44 to rotate through the driving gear 47 and the driven gear 48, thereby driving the needling assembly 50 to rotate 90 ° around the rotary shaft 44. The second material grabbing cylinder 38 drives the fourth material grabbing connecting plate 41 to move along the material grabbing sliding rail 43 through the material grabbing connecting block 39 so as to drive the needling assembly 50 to grab the rib cylinders in the material grabbing box. The first material grabbing cylinder 36 drives the first material grabbing connecting plate 34 to move upwards along the first lifting slide rail 7, and the second material grabbing cylinder 38 is reset.

The first feeding air cylinder 57 drives the material supporting structure to move rightwards to the needling component 50; the second feeding air cylinder 61 drives the second feeding connecting plate 60 to move backwards, so that the lower support rod 79 and the upper support rod 83 are inserted into the rib cylinders grabbed by the needling component 50. Then the second rotary air cylinder 73 drives the feeding connecting seat 70 to move downwards, so as to drive the lower support rod 79 to move downwards; the second material supporting cylinder 87 drives the second triangular plate 84 to move upwards, and the two sliding parts 85 abut against two waist edges of the second triangular plate 84 respectively, so that the upper supporting rod 83 is driven to move along the fourth feeding slide rail 80 to support the rib tube. The first feeding cylinder 57 and the second feeding cylinder 61 are reset to send the rib cylinder to the material supporting adjusting mechanism, and the upper material supporting roller 98 and the lower material supporting roller 93 are inserted into the rib cylinder.

The first adjusting cylinder 94 drives the first adjusting connecting plate 92 to move downwards along the adjusting slide rail 91, so as to drive the lower material supporting roller 93 to move downwards to support the rib cylinder. The first adjusting motor 96 and the second adjusting motor 99 respectively drive the lower material supporting roller 93 and the upper material supporting roller 98 to rotate so as to drive the rib cylinders to synchronously rotate. The second adjusting cylinder 105 drives the connecting rod 106 to rotate around the rotating shaft 107, and drives the head of the adjusting rod 109 to move outwards, so that the rib cylinder moves towards the root of the upper material supporting roller 98 and the lower material supporting roller 93. Then the correction cylinder 100 drives the correction plate 101 to move forward, so that the threaded cylinders sleeved on the upper material supporting roller and the lower material supporting roller 93 are aligned. Finally, the rear detection cylinder 113 drives the detection mounting plate to move downwards, the detection rod 114 is located above the upper supporting roller 98, the rib tube passes through the detection rod 114 and the upper supporting roller 98, when the sewing position is in contact with the detection rod 114, the distance raised by the detection rod 114 is enlarged through the connecting rod assembly, the sensor can sense the sensing part at the upper end of the connecting rod assembly, and automatic detection of the sewing position of the rib tube is achieved.

When the first feeding cylinder 57 and the second feeding cylinder 61 work, another set of material supporting structure is driven to move to the material supporting adjusting mechanism, and the upper support rod 83 and the lower support rod 79 are inserted into the rib cylinders sleeved on the upper material supporting roller 98 and the lower material supporting roller 93. Then the second rotating cylinder 73 and the second material supporting cylinder 87 respectively drive the lower supporting rod 79 and the upper supporting rod 83 to support the rib cylinders, and simultaneously the first adjusting cylinder 94 drives the lower material supporting roller 93 to reset. Then the first feeding cylinder 57 and the second feeding cylinder 61 are reset to send the rib cylinder to the three-station rotary feeding mechanism and are sleeved on the workpiece placing seat 127.

The first air cylinder 131 drives the tensioning roller 138 to move downwards through the third rack 132, the second transmission shaft, the fifth gear 133 and the fourth rack 134, so as to expand the rib cylinder. Then, the first rotating motor 122 drives the first transmission shaft to rotate through the third gear and the fourth gear 123, and the first transmission shaft drives the rotating disc 126 to rotate through the circular plate 124. When the workpiece placing seat 127 sleeved with the rib cylinder moves to a material loading position, the material is manually sleeved on the rib cylinder and aligned. Finally, the first rotating motor 122 drives the rotating disc 126 to rotate for a certain distance, and the workpiece placing seat 127 sleeved with the rib cylinder and the materials is sent to the sewing position. The sewing machine 161 is moved forward so that the workpiece mount 127 is fitted over the front end of the sewing table of the sewing machine 161. Finally, the tug cylinder 157 drives the tug connecting plate 158 to move rightwards along the tug slide rail 156, so that the tug 160 is attached to the rib cylinder; the tug motor 159 drives the tug 160 to rotate through the tug synchronous belt, and the first air cylinder 131 drives the tensioning roller 138 to reset so as to take down the stitched rib tube and the materials.

While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a rib sewing machine's two feeding mechanism in full-automatic, characterized by: the device comprises a first feeding mounting plate (51) connected with a rack (1), wherein a second feeding mounting plate (55) capable of sliding left and right is arranged on the first feeding mounting plate (51); two third feeding mounting plates (59) capable of sliding back and forth are arranged on the second feeding mounting plate (55); each third feeding mounting plate (59) is provided with a supporting structure.

2. The dual feed mechanism of claim 1, wherein: the first feeding mounting plate (51) is provided with a first feeding slide rail (52), and two first feeding slide blocks (53) are arranged on the first feeding slide rail (52); each first feeding sliding block (53) is provided with one second feeding mounting plate (55), and the two second feeding mounting plates (55) are connected through a first feeding connecting plate (56).

3. The dual feed mechanism of claim 2, wherein: the first feeding mounting plate (51) is provided with a first feeding cylinder (57), and a piston rod of the first feeding cylinder (57) is connected with the second feeding mounting plate (55).

4. The dual feed mechanism of claim 3, wherein: each second feeding mounting plate (55) is provided with a second feeding slide rail (58), the second feeding slide rail (58) is provided with a third feeding slide block, and each third feeding slide block is correspondingly provided with a third feeding mounting plate (59).

5. The dual feed mechanism of claim 4, wherein: the two third feeding mounting plates (59) are connected through a second feeding connecting plate (60); a second feeding cylinder (61) is arranged on the second feeding connecting plate (60), and a piston rod of the second feeding cylinder (61) is connected with the first rack (62); the first rack (62) is meshed with the first gear (63), and the first gear (63) is arranged at the upper end of the rotating shaft; the rotating shaft penetrates through the second feeding connecting plate (60) and is rotatably connected with the second feeding connecting plate (60), the lower end of the rotating shaft is connected with a second gear (65) in meshing transmission with a second rack (66), and the second rack (66) is arranged on the first feeding connecting plate (56).

6. The dual feed mechanism of claim 1, wherein: the material supporting structure comprises a fourth feeding mounting plate (68) connected with the third feeding mounting plate (59), a third feeding slide rail (69) is arranged on the fourth feeding mounting plate (68), and a feeding connecting seat (70) capable of sliding up and down is arranged on the third feeding slide rail (69).

7. The dual feed mechanism of claim 6, wherein: a material supporting chute is formed in the length direction of the feeding connecting seat (70), two sliding blocks (75) are arranged in the material supporting chute, and each sliding block (75) is connected with a lower supporting rod (79); and two ends of the feeding connecting seat (70) are respectively provided with a first material supporting cylinder (76) for driving the sliding block (75) to move along the material supporting chute.

8. The dual feed mechanism of claim 7, wherein: the upper part of the fourth feeding mounting plate (68) is provided with two fourth feeding slide rails (80) which are arranged in a V shape, each fourth feeding slide rail (80) is provided with a feeding connecting block (82), and the feeding connecting blocks (82) are provided with upper support rods (83); the rear part of the fourth feeding mounting plate (68) is provided with a second material supporting cylinder (87), a piston rod of the second material supporting cylinder (87) is connected with a second triangular plate (84), and oblique edges of two sides of the second triangular plate (84) are matched with sliding parts (85) on corresponding feeding connecting blocks (82).

9. The dual feed mechanism of claim 8, wherein: a feeding spring (86) is arranged between the sliding piece (85) and the second triangular plate (84); one end of the feeding spring (86) is fixedly connected with the end part of the sliding part (85), and the other end of the feeding spring is fixedly connected with the bottom of the second triangular plate (84).