CN219470396U - Truss type double-station automatic sewing equipment for flexible freight bags - Google Patents

Abstract

The utility model provides truss type double-station automatic sewing equipment for a flexible freight bag, which comprises a gantry bracket, a walking type sewing machine, a sling feeding manipulator, two reinforcing block feeding stations respectively arranged at two sides of the gantry bracket, and two rotary tensioning clamping devices arranged at the front side of the gantry bracket, wherein the walking type sewing machine comprises a sewing machine capable of performing XYZ axial displacement on the gantry bracket; the sling feeding manipulator comprises a first clamping mechanism capable of carrying out XYZ axial displacement on the gantry support, a rotary support beam capable of carrying out XYZ axial displacement on the gantry support, and a rotary wheel rotatably connected to one end of the rotary support beam, wherein a plurality of second clamping mechanisms are distributed on the rotary wheel and can be used for alternately processing two flexible freight bags, so that the processing waiting time is reduced, the production efficiency is effectively improved, the automation of reinforcing block, sling feeding and sewing is realized, the labor input is reduced, and the stable processing quality is ensured.

Description

Truss type double-station automatic sewing equipment for flexible freight bags

Technical Field

The utility model relates to the technical field of automatic sewing equipment for flexible freight bags, in particular to truss type double-station automatic sewing equipment for flexible freight bags.

Background

The flexible transport packaging container is mainly used for transporting bulk powdery materials and has the characteristics of large volume, light weight, convenience in loading and unloading and the like. In the manufacturing process of the flexible freight bag, the hanging strips and the reinforcing blocks are required to be sewn on the four sides of the bag body of the flexible freight bag, one end of the hanging strips is sewn on the four sides of the bottom of the flexible freight bag in advance when materials are supplied, the reinforcing blocks are required to be sewn on the four sides of the bag body, and then the other end of the hanging strips is sewn on the reinforcing blocks. At present, the sewing of the reinforcing blocks and the hanging strips is basically carried out by workers by means of a common sewing machine, a great deal of manpower is required to be input, the labor intensity of the workers is high, the production efficiency is low, and the yield requirement cannot be met.

Disclosure of Invention

The utility model aims to solve the problems of providing truss type double-station automatic sewing equipment for flexible freight bags, which can realize automatic sewing of reinforcing blocks and hanging strips, reduce labor input and improve production efficiency.

The truss type double-station automatic sewing equipment for the flexible freight bags comprises a gantry bracket, a walking type sewing machine, a sling feeding manipulator, two reinforcing block feeding stations and two rotary tensioning clamping devices, wherein the walking type sewing machine comprises a sewing machine capable of carrying out XYZ axial displacement on the gantry bracket; the lifting belt feeding manipulator comprises a first clamping mechanism capable of carrying out XYZ axial displacement on a gantry support, a rotary support beam capable of carrying out XYZ axial displacement on the gantry support, and a rotary wheel rotatably connected to one end of the rotary support beam, wherein a plurality of second clamping mechanisms are distributed on the rotary wheel; the two rotary tensioning clamping devices are arranged on the front side of the gantry bracket in parallel, and can prop up the flexible freight bag and drive the flexible freight bag to rotate; the two reinforcing block feeding stations are respectively arranged at two sides of the gantry bracket.

Preferably, the gantry bracket comprises an X-axis beam, first supporting feet respectively fixedly connected to two ends of the X-axis beam, a first X-axis linear driving mechanism arranged on the X-axis beam, a first Y-axis linear driving mechanism in driving connection with the first X-axis linear driving mechanism, and a first Z-axis linear driving mechanism in driving connection with the first Y-axis linear driving mechanism, wherein the sewing machine is in driving connection with the first Z-axis linear driving mechanism; the sling feeding manipulator further comprises a second X-axis linear driving mechanism arranged on the X-axis cross beam, a second Y-axis truss which is in driving connection with the second X-axis linear driving mechanism, a second Y-axis linear driving mechanism arranged on the second Y-axis truss, a second Z-axis linear driving mechanism which is in driving connection with the second Y-axis linear driving mechanism, a third Z-axis linear driving mechanism which is in sliding connection with the second Y-axis truss, and a first clamping mechanism which is in driving connection with the second Z-axis linear driving mechanism, wherein the rotary support beam is in driving connection with the third Z-axis linear driving mechanism.

Preferably, the rotary tensioning clamping device comprises a base, a longitudinal linear driving device, a mounting seat, a tensioning device and a rotary driving motor, wherein the longitudinal linear driving device, the mounting seat, the tensioning device and the rotary driving motor are arranged on the base, the mounting seat comprises a first mounting vertical plate and a sleeve part penetrating through the first mounting vertical plate, the tensioning device comprises a tensioning assembly and a tensioning driving motor, the tensioning assembly comprises a screw rod, shaft sleeves and limiting plates which are respectively and rotatably connected to the two ends of the screw rod, a movable plate and a plurality of fork-shaped tensioning arms, the shaft sleeves are rotatably arranged in the sleeve part, the screw rod is rotatably arranged on an inner ring of the shaft sleeve, the movable plate is connected with the screw rod through a screw rod nut, one end of the shaft sleeve is fixedly connected with a flange plate, a connecting rod is fixedly connected between the flange plate and the limiting plate, the fork-shaped tensioning arms comprise a first fork arm and a second fork arm which are in a cross joint, a supporting plate and an extension rod which is detachably connected to one end of the supporting plate, the inner side surface of the supporting plate is provided with a guide groove along the length direction, the two ends of the first fork arm are respectively hinged to the side wall and one end of the supporting plate, one end of the second fork arm is hinged to the flange plate, and the other end of the second fork arm is movably arranged on the guide groove; the rotary driving motor is arranged on the first installation vertical plate and is in driving connection with the shaft sleeve, the collapsible driving motor is fixedly connected to one side of the sleeve part and is in driving connection with the screw rod, and the longitudinal linear driving device can drive the first installation vertical plate to move up and down.

Preferably, the reinforcing block feeding station comprises a discharging tray arranged on the side wall of the first supporting leg and a reinforcing block feeding robot.

Preferably, the first clamping mechanism comprises a first X-axis driving cylinder connected with the second Z-axis linear driving mechanism in a driving way, and a first clamping device connected with the first X-axis driving cylinder in a driving way, wherein the first clamping device comprises a connecting seat connected with the first X-axis driving cylinder in a driving way, a Y-axis driving cylinder fixedly connected with the connecting seat, a first roller connected with the connecting seat in a rotating way, and a second roller connected with the Y-axis driving cylinder in a driving way, and the first roller and the second roller are arranged in parallel; the swiveling wheel contains swivelling joint at the connecting plate of swivelling support beam one end, four connecting rods of fixed connection in connecting plate four sides respectively, fixed connection in the backup pad on connecting rod top, and second fixture contains the flexible drive cylinder of fixed connection in the backup pad, the second clamping device of drive connection on flexible drive cylinder, and second clamping device contains the finger cylinder of drive connection on flexible drive cylinder, installs the arm lock on two clamping jaws of finger cylinder.

Preferably, the first X-axis linear driving mechanism comprises a first X-axis sliding plate which is connected to the bottom of the X-axis cross beam in a sliding way, and a first driving motor which is arranged on the first X-axis sliding plate, wherein a first rack is arranged at the bottom of the X-axis cross beam along the X-axis direction, and a first gear which is meshed and connected with the first rack is arranged on an output shaft of the first driving motor; the first Y-axis linear driving mechanism comprises a first Y-axis truss which is connected to the bottom of the first X-axis sliding plate in a sliding way, and a second driving motor which is arranged on the first X-axis sliding plate, wherein a second rack is arranged on the first Y-axis truss along the Y-axis direction, and a second gear which is meshed and connected with the second rack is arranged on an output shaft of the second driving motor; the first Z-axis linear driving mechanism comprises a first Z-axis sliding plate which is connected to one end face of the first Y-axis truss in a sliding way, and a Z-axis driving cylinder which is arranged on the first Y-axis truss and is in driving connection with the first Z-axis sliding plate, and the sewing machine is arranged on the first Z-axis sliding plate; the second X-axis linear driving mechanism comprises a second X-axis sliding plate which is connected to the top of the X-axis cross beam in a sliding way, and a third driving motor which is arranged on the second X-axis sliding plate, wherein a third rack is arranged on the top of the X-axis cross beam along the X-axis direction, a third gear which is meshed and connected with the third rack is arranged on an output shaft of the third driving motor, and a second Y-axis truss is fixedly connected to the second X-axis sliding plate; the second Y-axis linear driving mechanism comprises a first Y-axis sliding plate and a fourth driving motor, the first Y-axis sliding plate is connected to the second Y-axis truss in a sliding mode, the fourth driving motor is arranged on the first Y-axis sliding plate, a fourth rack is arranged on the top of the second Y-axis truss along the Y-axis direction, and a fourth gear meshed with the fourth rack is arranged on an output shaft of the fourth driving motor; the second Z-axis linear driving mechanism comprises a second Z-axis sliding plate which is connected to the first Y-axis sliding plate in a sliding way and a fifth driving motor which is arranged on the first Y-axis sliding plate, a fifth rack is arranged on the second Z-axis sliding plate along the Z-axis direction, a fifth gear which is meshed and connected with the fifth rack is arranged on an output shaft of the fifth driving motor, and a first X-axis driving cylinder is fixedly connected to the bottom end of the second Z-axis sliding plate; the third Z axial linear driving mechanism comprises a second Y axial sliding plate which is connected to the second Y axial truss in a sliding manner, a third Z axial sliding plate which is connected to the second Y axial sliding plate in a sliding manner, and a sixth driving motor which is arranged on the second Y axial sliding plate, wherein a transmission plate is arranged on the third Z axial sliding plate, a synchronous tooth is arranged on the transmission plate along the Z axial direction, a synchronous wheel matched with the synchronous tooth is arranged on an output shaft of the sixth driving motor, and the synchronous wheel and the synchronous tooth are connected in a transmission manner through a synchronous belt.

Preferably, the base comprises a bottom plate, second supporting feet fixedly connected to two sides of the bottom plate, first side plates symmetrically arranged on two sides of the top of the bottom plate, and a back plate fixedly connected to the top of the bottom plate, wherein one end face of each first side plate is fixedly connected to the back plate, a rib plate is arranged between each first side plate and the bottom plate, the mounting seat further comprises second side plates symmetrically arranged on the inner side faces of the first mounting vertical plates, and the second side plates are slidably connected to the inner side faces of the first side plates along the Z-axis direction.

Preferably, the longitudinal linear driving device is a motor, the mounting seat further comprises a transverse plate fixedly connected between the bottom ends of the two second side plates, and the longitudinal linear driving device is fixedly connected to the bottom of the bottom plate and connected with the transverse plate screw rod.

Preferably, the shaft sleeve is sleeved with a driven gear, and the output shaft of the rotary driving motor is provided with a driving gear in meshed connection with the driven gear; and one end of the sleeve part is fixedly connected with a second installation vertical plate, and the expansion and contraction driving motor is fixedly connected to the second installation vertical plate and is in transmission connection with one end of the screw rod through a synchronous belt.

Preferably, both side walls of the guide groove are provided with a strip-shaped through groove along the length direction of the guide groove, one end of the second fork arm penetrates through the rotary shaft, and both ends of the rotary shaft are provided with bearings movably arranged on the strip-shaped through groove.

The beneficial effects of the utility model are as follows: the utility model provides truss type double-station automatic sewing equipment for a flexible freight bag, which is characterized in that a worker sleeves the flexible freight bag on a rotary tensioning clamping device from one side of a bag opening, the rotary tensioning clamping device stretches the flexible freight bag, the rotary wheel is positioned at the front side of the bottom of the flexible freight bag by adjusting the position of the rotary wheel, the unsewn end of a hanging strip is clamped on a second clamping mechanism, the reinforcing block is placed on the side wall of a bag body through a reinforcing block feeding station, a walking sewing machine drives a sewing machine to move so as to sew the reinforcing block on the bag body, the first clamping mechanism is driven to move so as to enable the first clamping mechanism to take the end of the hanging strip from the second clamping mechanism and place the position of the hanging strip, which needs to be sewn, on the reinforcing block, and then the sewing machine is enabled to sew the hanging strip on the reinforcing block.

Drawings

Fig. 1 illustrates an outline structure of the present utility model.

Fig. 2 illustrates a top view of the present utility model.

Fig. 3 illustrates a front view of the present utility model.

Fig. 4 illustrates an outline structure of the rotary tension clamping device of the present utility model.

FIG. 5 illustrates a cross-sectional view of the rotary tension clamp of the present utility model.

Fig. 6 illustrates a partially enlarged structural view of the portion a of fig. 1 according to the present utility model.

Fig. 7 illustrates a partially enlarged structural view of the portion B of fig. 1 according to the present utility model.

Fig. 8 illustrates a partially enlarged structural view of the C part of fig. 1 according to the present utility model.

Fig. 9 illustrates a partially enlarged structural view of the D portion of fig. 2 according to the present utility model.

Fig. 10 illustrates a partially enlarged structural view of the E portion of fig. 3 according to the present utility model.

Fig. 11 illustrates a partially enlarged structural view of the F portion of fig. 5 according to the present utility model.

Reference numerals illustrate: gantry support 10, X-axis beam 11, first support leg 12, walk-behind sewing machine 20, sewing machine 21, first X-axis linear drive mechanism 22, first X-axis slide 220, first drive motor 221, first rack 222, first Y-axis linear drive mechanism 23, first Y-axis truss 230, second drive motor 231, second rack 232, first Z-axis linear drive mechanism 24, first Z-axis slide 240, Z-axis drive cylinder 241, sling feed robot 30, first clamping mechanism 31, first X-axis drive cylinder 310, connection base 311, Y-axis drive cylinder 312, first roller 313, second roller 314, rotating support beam 32, rotating wheel 33, connection plate 330, connection rod 331, support plate 332, second clamping mechanism 34, telescoping drive cylinder 340, finger cylinder 341, clamp arm 342, second X-axis linear drive mechanism 35 the second X-axis slide 350, the third drive motor 351, the third rack 352, the second Y-axis truss 36, the second Y-axis linear drive mechanism 37, the first Y-axis slide 370, the fourth drive motor 371, the fourth rack 372, the second Z-axis linear drive mechanism 38, the second Z-axis slide 380, the fifth drive motor 381, the fifth rack 382, the third Z-axis linear drive mechanism 39, the second Y-axis slide 390, the third Z-axis slide 391, the sixth drive motor 392, the drive plate 393, the synchronizing teeth 394, the synchronizing wheel 395, the reinforcing block feeding station 40, the discharging tray 41, the reinforcing block feeding robot 42, the rotary tensioning clamp 50, the base 51, the bottom plate 510, the second support leg 511, the first side plate 512, the back plate 513, the rib plate 514, the longitudinal linear drive 52, the mount 53, the first mount riser 530, the sleeve portion 531, the second side plate 532, the reinforcing block feeding robot, the cross plate 533, the second mounting plate 534, the tension assembly 54, the screw 540, the shaft housing 541, the driven gear 541a, the limiting plate 542, the movable plate 543, the flange 544, the connecting rod 545, the first yoke 546, the second yoke 547, the support plate 548, the guide groove 548a, the bar-shaped through groove 548b, the rotation shaft 548c, the bearing 548d, the extension rod 549, the tension driving motor 55, the rotation driving motor 56, and the driving gear 560.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure.

All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are intended to be within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Reference is made to fig. 1-11.

The utility model provides truss type double-station automatic sewing equipment for a flexible freight bag, which comprises a gantry bracket 10, a walking type sewing machine 20, a sling feeding manipulator 30, two reinforcing block feeding stations 40 and two rotary tensioning clamping devices 50, wherein the walking type sewing machine 20 comprises a sewing machine 21 capable of carrying out XYZ axial displacement on the gantry bracket 10; the sling feeding manipulator 30 comprises a first clamping mechanism 31 capable of carrying out XYZ axial displacement on the gantry bracket 10, a rotary supporting beam 32 capable of carrying out XYZ axial displacement on the gantry bracket 10, and a rotary wheel 33 rotatably connected to one end of the rotary supporting beam 32, wherein a plurality of second clamping mechanisms 34 are distributed on the rotary wheel 33; the two rotary tensioning clamping devices 50 are arranged on the front side of the gantry bracket 10 in parallel, and the rotary tensioning clamping devices 50 can prop up the flexible freight bag and drive the flexible freight bag to rotate; two reinforcing block feeding stations 40 are respectively provided at both sides of the gantry bracket 10.

The working principle is that a worker sleeves the flexible freight bag on the rotary tensioning clamping device 50 from one side of a bag mouth, the rotary tensioning clamping device 50 stretches the flexible freight bag, the rotary wheel 33 is positioned at the front side of the bottom of the flexible freight bag by adjusting the position of the rotary wheel 33, one end of the hanging strip, which is not sewed, is clamped on the second clamping mechanism 34, four second clamping mechanisms 34 can be arranged on the rotary wheel 33, and each second clamping mechanism 34 clamps one hanging strip. The reinforcing block is firstly placed on the side wall of the bag body through the reinforcing block feeding station 40, the walking type sewing machine 20 drives the sewing machine 21 to move, so that the sewing machine 21 sews the reinforcing block on the bag body, one end of the hanging strip is taken from the second clamping mechanism 34 by driving the first clamping mechanism 31 to move, the position where the hanging strip needs to be sewn is placed on the reinforcing block, the sewing machine 21 sews the hanging strip on the reinforcing block, then the rotating tensioning clamping device 50 drives the flexible bag to rotate, before all the four hanging strips are sewn on the bag body, as the hanging strips are clamped on the first clamping mechanism 31 and the second clamping mechanism 34, the rotary wheel 33 is pulled to rotate together with the flexible bag when the flexible bag is rotated, so that one end of the hanging strip which is not sewn can follow the flexible bag to rotate together, the four sides of the bag body are conveniently sewn with the reinforcing block, the hanging strip through four-wheel processing, the sewing operation of the four-side reinforcing block and the hanging strip can be completed, the two reinforcing block feeding stations 40 and the rotating tensioning clamping device 50 are arranged, the two hanging strips can be alternately and alternately wound, the waiting time is reduced, the processing quality is effectively reduced, the processing quality is stable, and the processing quality is ensured, and the processing investment is stable is ensured.

Based on the above embodiment, the gantry support 10 comprises an X-axis beam 11, first supporting feet 12 respectively fixedly connected to two ends of the X-axis beam 11, the walking type sewing machine 20 further comprises a first X-axis linear driving mechanism 22 arranged on the X-axis beam 11, a first Y-axis linear driving mechanism 23 drivingly connected to the first X-axis linear driving mechanism 22, a first Z-axis linear driving mechanism 24 drivingly connected to the first Y-axis linear driving mechanism 23, and the sewing machine 21 is drivingly connected to the first Z-axis linear driving mechanism 24; the sling feeding manipulator 30 further comprises a second X-axis linear driving mechanism 35 arranged on the X-axis beam 11, a second Y-axis truss 36 in driving connection with the second X-axis linear driving mechanism 35, a second Y-axis linear driving mechanism 37 arranged on the second Y-axis truss 36, a second Z-axis linear driving mechanism 38 in driving connection with the second Y-axis linear driving mechanism 37, a third Z-axis linear driving mechanism 39 in sliding connection with the second Y-axis truss 36, and a first clamping mechanism 31 in driving connection with the second Z-axis linear driving mechanism 38, and a rotary support beam 32 in driving connection with the third Z-axis linear driving mechanism 39. Specifically, the first X-axis linear driving mechanism 22, the first Y-axis linear driving mechanism 23, and the first Z-axis linear driving mechanism 24 can respectively drive the sewing machine 21 to move in the X-axis, Y-axis, and Z-axis directions, so that the sewing machine 21 performs a sewing operation on a position to be sewn; the first clamping mechanism 31 and the second clamping mechanism 34 can be driven to synchronously move left and right through the second X-axis linear driving mechanism 35, so that the lifting belt feeding manipulator 30 can move and feed materials between the two rotary tensioning clamping devices 50; the first clamping mechanism 31 can be driven to move in the Y-axis direction and the Z-axis direction respectively by the second Y-axis direction linear driving mechanism 37 and the second Z-axis direction linear driving mechanism 38 so that the first clamping mechanism 31 moves to the second clamping mechanism 34 to take the sling and put the sling on the reinforcing block for stitching; the distance between the rotary wheel 33 and the bottom of the flexible freight bag can be adjusted by driving the third Z-axis linear driving mechanism 39 to move back and forth on the second Y-axis truss 36, and the rotary wheel 33 is driven to lift by the third Z-axis linear driving mechanism 39 so that the rotary wheel 33 is positioned in front of the bottom of the flexible freight bag.

Based on the above embodiment, the rotary tensioning and clamping device 50 includes a base 51, a longitudinal linear driving device 52 disposed on the base 51, a mounting seat 53, a tensioning device, and a rotary driving motor 56, the mounting seat 53 includes a first mounting vertical plate 530, and a sleeve portion 531 penetrating through the first mounting vertical plate 530, the tensioning device includes a tensioning assembly 54 and a tensioning driving motor 55, the tensioning assembly 54 includes a screw 540, a shaft sleeve 541 and a limiting plate 542 respectively rotatably connected to two ends of the screw 540, a movable plate 543, and a plurality of fork-shaped tensioning arms, the shaft sleeve 541 is rotatably disposed in the sleeve portion 531, the screw 540 is rotatably disposed on an inner ring of the shaft sleeve 541, the movable plate 543 is connected with the screw 540 through a screw-nut, one end of the shaft sleeve 541 is fixedly connected with a flange 544, a connecting rod is fixedly connected between the flange 544 and the limiting plate 542, the fork-shaped tensioning arms include a first fork arm 546 and a second fork arm 547 which are in a cross-shaped hinge, a support plate 548, an extension rod detachably connected to one end of the support plate 548, a guide slot 548a is disposed on an inner side of the support plate 548 along a length direction thereof, the first fork arm 548 is hinged to one end of the movable arm 548, and the other end of the movable arm 548 is respectively hinged to the first end of the movable arm 548 a; the rotary driving motor 56 is disposed on the first installation riser 530 and is in driving connection with the shaft sleeve 541, the collapsible driving motor 55 is fixedly connected to one side of the sleeve portion 531 and is in driving connection with the screw 540, and the longitudinal linear driving device 52 can drive the first installation riser 530 to move up and down. Specifically, the tensioning device can be at a lower height when the flexible freight bag is fed, a worker can conveniently sleeve the flexible freight bag into the tensioning device, the middle parts of the first fork arm 546 and the second fork arm 547 are hinged, after the flexible freight bag is sleeved into the tensioning assembly 54, each fork type tensioning arm is positioned inside the flexible freight bag, then the screw 540 is driven to rotate on the shaft sleeve 541 through the expansion driving motor 55, as the movable plate 543 is connected with the screw 540 through the screw and nut, the movable plate 543 can move back and forth along the screw 540, when the movable plate 543 moves towards the flange 544, one end of the second fork arm 547 is close to one end of the first fork arm 546 along the guide groove 548a, the first fork arm 546 and the second fork arm 547 move and perform a closing action, the supporting plates 548 are driven to be far away from the screw 540, each supporting plate 548 is in an opened state and can open the flexible freight bag, the flexible freight bag is accordingly expanded, the flexible freight bag is driven to operate through the longitudinal linear driving device 52, the tensioning device is then lifted up to a certain height, the flexible freight bag can be processed through the large flexible freight bag, the flexible freight bag can be conveniently driven to rotate to the high and the flexible freight bag through the high-speed lifting device, and the flexible freight bag can be conveniently processed through the flexible freight bag, and the flexible freight bag can be conveniently and conveniently processed through the flexible freight bag; after the flexible freight bag is processed, the tensioning device is driven to descend through the longitudinal linear driving device 52, the tensioning driving motor 55 rotates reversely, one end of the second fork arm 547 is far away from one end of the first fork arm 546 along the guide groove 548a, the first fork arm 546 and the second fork arm 547 move and perform opening action, the supporting plates 548 are driven to be close to the screw rods 540, the supporting plates 548 are in a contracted state, and a worker can take out the flexible freight bag from the tensioning assembly 54.

Based on the above embodiment, the reinforcing-block feeding station 40 includes a discharging tray 41 disposed on the sidewall of the first supporting leg 12, and a reinforcing-block feeding robot 42. Install sucking disc subassembly on the body of strengthening block material loading robot 42, put the strengthening block on square stock tray 41, strengthening block material loading robot 42 can absorb the strengthening block on the square stock tray 41 to the sewing position of flexible freight bag, realizes the automatic feeding of strengthening block.

Based on the above embodiment, the first clamping mechanism 31 includes the first X-axis driving cylinder 310 drivingly connected to the second Z-axis linear driving mechanism 38, the first clamping device drivingly connected to the first X-axis driving cylinder 310, the first clamping device includes the connecting seat 311 drivingly connected to the first X-axis driving cylinder 310, the Y-axis driving cylinder 312 fixedly connected to the connecting seat 311, the first roller 313 rotatably connected to the connecting seat 311, and the second roller 314 drivingly connected to the Y-axis driving cylinder 312, and the first roller 313 and the second roller 314 are arranged in parallel; the rotary wheel 33 comprises a connecting plate 330 rotatably connected to one end of the rotary support beam 32, four connecting rods 331 fixedly connected to four sides of the connecting plate 330, and a support plate 332 fixedly connected to the top end of the connecting rod 331, the second clamping mechanism 34 comprises a telescopic driving cylinder 340 fixedly connected to the support plate 332, and a second clamping device connected to the telescopic driving cylinder 340 in a driving manner, and the second clamping device comprises a finger cylinder 341 connected to the telescopic driving cylinder 340 in a driving manner, and clamping arms 342 arranged on two clamping jaws of the finger cylinder 341. Specifically, after the worker has sleeved the flexible freight bag on the tensioning assembly 54, the finger cylinder 341 opens the two clamp arms 342, and the worker places one end of the hanging strip between the two clamp arms 342 to allow the two clamp arms 342 to clamp the hanging strip. The first clamping mechanism 31 is driven to move to the corresponding second clamping mechanism 34 side through the second Y-axis linear driving mechanism 37 and the second Z-axis linear driving mechanism 38, the first X-axis driving cylinder 310 can drive the first clamping mechanism 31 to move left and right, the Y-axis driving cylinder 312 drives the second roller 314 to be separated from the first roller 313 so that one end of the sling falls between the first roller 313 and the second roller 314, then the Y-axis driving cylinder 312 drives the second roller 314 to abut against the first roller 313, so that the first clamping mechanism 31 clamps the sling, the first clamping mechanism 31 is driven to move to place the sling at a position needing to be sewn, the feeding operation of the sling is realized, when the flexible freight bag is driven to rotate by the rotary tensioning clamping device 50, the rotary wheel 33 can also rotate along with the flexible bag, the sling clamped on the second clamping mechanism 34 is ensured to rotate along with the flexible bag, and the feeding of the sling is facilitated.

Based on the above embodiment, the first X-axis linear driving mechanism 22 includes a first X-axis sliding plate 220 slidably connected to the bottom of the X-axis beam 11, a first driving motor 221 disposed on the first X-axis sliding plate 220, a first rack 222 disposed on the bottom of the X-axis beam 11 along the X-axis direction, and a first gear engaged with the first rack 222 disposed on an output shaft of the first driving motor 221; the first Y-axis linear driving mechanism 23 comprises a first Y-axis truss 230 and a second driving motor 231, the first Y-axis truss 230 is slidably connected to the bottom of the first X-axis sliding plate 220, the second driving motor 231 is arranged on the first Y-axis truss 230 along the Y-axis direction, and a second gear meshed with the second rack 232 is arranged on the output shaft of the second driving motor 231; the first Z-axis linear driving mechanism 24 comprises a first Z-axis sliding plate 240 slidably connected to one end surface of the first Y-axis truss 230, and a Z-axis driving cylinder 241 disposed on the first Y-axis truss 230 and drivingly connected to the first Z-axis sliding plate 240, and the sewing machine 21 is mounted on the first Z-axis sliding plate 240; the second X-axis linear driving mechanism 35 comprises a second X-axis sliding plate 350 which is slidably connected to the top of the X-axis beam 11, and a third driving motor 351 which is arranged on the second X-axis sliding plate 350, a third rack 352 is arranged on the top of the X-axis beam 11 along the X-axis direction, a third gear which is meshed and connected with the third rack 352 is arranged on the output shaft of the third driving motor 351, and a second Y-axis truss 36 is fixedly connected to the second X-axis sliding plate 350; the second Y-axis linear driving mechanism 37 comprises a first Y-axis sliding plate 370 and a fourth driving motor 371, the first Y-axis sliding plate 370 is slidably connected to the second Y-axis truss 36, the fourth driving motor 371 is arranged on the first Y-axis sliding plate 370, a fourth rack 372 is arranged on the top of the second Y-axis truss 36 along the Y-axis direction, and a fourth gear meshed with the fourth rack 372 is arranged on an output shaft of the fourth driving motor 371; the second Z-axis linear driving mechanism 38 comprises a second Z-axis sliding plate 380 slidably connected to the first Y-axis sliding plate 370, and a fifth driving motor 381 disposed on the first Y-axis sliding plate 370, a fifth rack 382 is disposed on the second Z-axis sliding plate 380 along the Z-axis direction, a fifth gear engaged with the fifth rack 382 is disposed on an output shaft of the fifth driving motor 381, and the first X-axis driving cylinder 310 is fixedly connected to the bottom end of the second Z-axis sliding plate 380; the third Z-axis linear driving mechanism 39 comprises a second Y-axis sliding plate 390 slidingly connected to the second Y-axis truss 36, a third Z-axis sliding plate 391 slidingly connected to the second Y-axis sliding plate 390, a sixth driving motor 392 disposed on the second Y-axis sliding plate 390, a driving plate 393 disposed on the third Z-axis sliding plate 391, a synchronizing gear 394 disposed on the driving plate 393 along the Z-axis direction, a synchronizing wheel 395 matched with the synchronizing gear 394 disposed on an output shaft of the sixth driving motor 392, and a rotating support beam 32 fixedly connected to the bottom end of the third Z-axis sliding plate 391 via a synchronous belt. Specifically, the first driving motor 221 can drive the first X-axis sliding plate 220 to move left and right along the X-axis beam 11 when in operation, the second driving motor 231 can drive the first Y-axis truss 230 to move back and forth on the first X-axis sliding plate 220 when in operation, and the Z-axis driving cylinder 241 can drive the first Z-axis sliding plate 240 to move up and down when in operation, so as to adjust the position of the sewing machine 21 to enable the sewing machine 21 to perform the sewing operation of reinforcing blocks and hanging strips on the flexible freight bags between the two rotary tensioning clamping devices 50; the third driving motor 351 can drive the second Y-axis truss 36 to move left and right along the X-axis beam 11, the distance between the rotary wheel 33 and the container bag can be adjusted by adjusting the front-back position of the second Y-axis sliding plate 390, and the sixth driving motor 392 can drive the third Z-axis sliding plate 391 to move up and down when working, so that the rotary wheel 33 is positioned in front of the bottom of the container bag; the fourth driving motor 371 can drive the first Y-axis sliding plate 370 to move back and forth when working, and the fifth driving motor 381 can drive the second Z-axis sliding plate 380 to move up and down when working, so that the first clamping mechanism 31 can take the hanging strip from the second clamping mechanism 34 and put the hanging strip at the position where the flexible freight bag needs to be sewn.

Based on the above embodiment, the base 51 includes the bottom plate 510, the second supporting feet 511 fixedly connected to two sides of the bottom plate 510, the first side plates 512 symmetrically arranged on two sides of the top of the bottom plate 510, the back plate 513 fixedly connected to the top of the bottom plate 510, one end surface of the first side plate 512 is fixedly connected to the back plate 513, the rib plate 514 is disposed between the first side plate 512 and the bottom plate 510, the mounting seat 53 further includes the second side plate 532 symmetrically arranged on the inner side surface of the first mounting vertical plate 530, the second side plate 532 is slidably connected to the inner side surface of the first side plate 512 along the Z-axis direction, so that the structural strength of the base 51 can be enhanced, the stability of the base 51 can be improved, and when the mounting seat 53 is driven by the longitudinal linear driving device 52 to move up and down, the second side plate 532 moves up and down along the first side plate 512, and the lifting stability of the tensioning device is improved.

Based on the above embodiment, the longitudinal linear driving device 52 is a motor, the mounting base 53 further includes a transverse plate 533 fixedly connected between the bottom ends of the two second side plates 532, and the longitudinal linear driving device 52 is fixedly connected to the bottom of the bottom plate 510 and is connected to the transverse plate 533 by a screw. The longitudinal linear driving device 52 can drive the mounting seat 53 to move up and down when working, and has good working stability, simple structure and easy assembly.

Based on the above embodiment, the shaft sleeve 541 is sleeved with the driven gear 541a, and the output shaft of the rotary driving motor 56 is provided with the driving gear 560 in meshed connection with the driven gear 541 a; one end of the sleeve portion 531 is fixedly connected with a second installation riser 534, and the collapsible drive motor 55 is fixedly connected to the second installation riser 534 and is in transmission connection with one end of the screw 540 through a synchronous belt. The expansion driving motor 55 will drive the screw 540 to rotate when working, thus the fork type expansion arms expand the flexible freight bag, the rotary driving motor 56 will drive the driving gear 560 to rotate when working, and the rotary sleeve 531 will drive the expansion assembly 54 to rotate because the driven gear 541a is meshed with the driving gear 560, thus driving the flexible freight bag to rotate.

Based on the above embodiment, both side walls of the guiding groove 548a are provided with a bar-shaped through groove 548b along the length direction thereof, one end of the second fork arm 547 is provided with a rotating shaft 548c in a penetrating manner, and both ends of the rotating shaft 548c are provided with bearings 548d movably disposed on the bar-shaped through groove 548 b. When the first and second prongs 546 and 547 perform a shearing action, one end of the second prong 547 moves along the guide groove 548a, and the bearing 548d is provided at one end of the second prong 547, thereby improving the smoothness of the movement of the end of the second prong 547 on the guide groove 548 a.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims (10)

1. The truss type double-station automatic sewing equipment for the flexible freight bags is characterized by comprising a gantry bracket, a walking type sewing machine, a sling feeding manipulator, two reinforcing block feeding stations and two rotary tensioning clamping devices, wherein the walking type sewing machine comprises a sewing machine capable of performing XYZ axial displacement on the gantry bracket; the sling feeding manipulator comprises a first clamping mechanism capable of carrying out XYZ axial displacement on the gantry support, a rotary support beam capable of carrying out XYZ axial displacement on the gantry support, and a rotary wheel rotatably connected to one end of the rotary support beam, wherein a plurality of second clamping mechanisms are distributed on the rotary wheel; the two rotary tensioning clamping devices are arranged on the front side of the gantry bracket in parallel, and can prop up the flexible freight bag and drive the flexible freight bag to rotate; the two reinforcing block feeding stations are respectively arranged on two sides of the gantry bracket.

2. The truss type double-station automatic sewing equipment for flexible freight bags according to claim 1, wherein the gantry bracket comprises an X-axis beam, first supporting feet fixedly connected to two ends of the X-axis beam respectively, the walking type sewing machine further comprises a first X-axis linear driving mechanism arranged on the X-axis beam, a first Y-axis linear driving mechanism connected to the first X-axis linear driving mechanism in a driving manner, a first Z-axis linear driving mechanism connected to the first Y-axis linear driving mechanism in a driving manner, and the sewing machine is connected to the first Z-axis linear driving mechanism in a driving manner; the sling feeding manipulator further comprises a second X-axis linear driving mechanism arranged on the X-axis cross beam, a second Y-axis truss which is in driving connection with the second X-axis linear driving mechanism, a second Y-axis linear driving mechanism arranged on the second Y-axis truss, a second Z-axis linear driving mechanism which is in driving connection with the second Y-axis linear driving mechanism, a third Z-axis linear driving mechanism which is in sliding connection with the second Y-axis truss, and the first clamping mechanism is in driving connection with the second Z-axis linear driving mechanism, and the rotary support beam is in driving connection with the third Z-axis linear driving mechanism.

3. The truss type double-station automatic sewing equipment for a flexible freight bag according to claim 2, wherein the rotary tensioning and clamping device comprises a base, a longitudinal linear driving device arranged on the base, a mounting seat, a tensioning device and a rotary driving motor, the mounting seat comprises a first mounting vertical plate and a sleeve part penetrating through the first mounting vertical plate, the tensioning device comprises a tensioning assembly and a tensioning and shrinking driving motor, the tensioning assembly comprises a screw rod, a shaft sleeve and a limiting plate which are respectively and rotatably connected to two ends of the screw rod, a movable plate and a plurality of fork type tensioning arms, the shaft sleeve is rotatably arranged in the sleeve part, the screw rod is rotatably arranged on an inner ring of the shaft sleeve, the movable plate is connected with the screw rod through a screw rod nut, one end of the shaft sleeve is fixedly connected with a flange disc, a connecting rod is fixedly connected between the flange disc and the limiting plate, the fork type tensioning arms comprise a first fork arm and a second fork arm which are hinged in a cross manner, a support plate and a detachable extension rod are connected to the inner side face of the support plate, the support plate is provided with a guide groove along the length direction of the support plate, and the guide groove is respectively arranged at two ends of the support plate, and the guide groove is respectively hinged to one end of the support plate; the rotary driving motor is arranged on the first installation vertical plate and in driving connection with the shaft sleeve, the collapsible driving motor is fixedly connected to one side of the sleeve part and in driving connection with the screw rod, and the longitudinal linear driving device can drive the first installation vertical plate to move up and down.

4. A truss type double-station automatic sewing apparatus for a flexible freight bag according to claim 3, wherein the reinforcing block feeding station comprises a discharging tray arranged on the side wall of the first supporting leg and a reinforcing block feeding robot.

5. The truss type double-station automatic sewing equipment for flexible freight bags according to claim 2, wherein the first clamping mechanism comprises a first X-axis driving cylinder connected with the second Z-axis linear driving mechanism in a driving mode, a first clamping device connected with the first X-axis driving cylinder in a driving mode, the first clamping device comprises a connecting seat connected with the first X-axis driving cylinder in a driving mode, a Y-axis driving cylinder fixedly connected with the connecting seat, a first roller connected with the connecting seat in a rotating mode, and a second roller connected with the Y-axis driving cylinder in a driving mode, and the first roller and the second roller are arranged in parallel; the rotary wheel comprises a connecting plate, four connecting rods and a supporting plate, wherein the connecting plate is rotatably connected to one end of the rotary supporting beam, the connecting rods are respectively and fixedly connected to the four sides of the connecting plate, the supporting plate is fixedly connected to the top end of the connecting rod, the second clamping mechanism comprises a telescopic driving cylinder and a second clamping device, the telescopic driving cylinder is fixedly connected to the supporting plate, the second clamping device is connected to the telescopic driving cylinder in a driving mode, and the second clamping device comprises a finger cylinder and clamping arms, wherein the finger cylinder is connected to the telescopic driving cylinder in a driving mode, and the clamping arms are arranged on two clamping jaws of the finger cylinder.

6. The truss type double-station automatic sewing equipment for the flexible freight bag according to claim 5, wherein the first X-axis linear driving mechanism comprises a first X-axis sliding plate which is connected to the bottom of the X-axis cross beam in a sliding manner, and a first driving motor which is arranged on the first X-axis sliding plate, a first rack is arranged at the bottom of the X-axis cross beam along the X-axis direction, and a first gear which is in meshed connection with the first rack is arranged on an output shaft of the first driving motor; the first Y-axis linear driving mechanism comprises a first Y-axis truss which is connected to the bottom of the first X-axis sliding plate in a sliding way and a second driving motor which is arranged on the first X-axis sliding plate, a second rack is arranged on the first Y-axis truss along the Y-axis direction, and a second gear which is meshed and connected with the second rack is arranged on an output shaft of the second driving motor; the first Z-axis linear driving mechanism comprises a first Z-axis sliding plate which is connected to one end face of the first Y-axis truss in a sliding way, and a Z-axis driving cylinder which is arranged on the first Y-axis truss and is in driving connection with the first Z-axis sliding plate, and the sewing machine is arranged on the first Z-axis sliding plate; the second X-axis linear driving mechanism comprises a second X-axis sliding plate which is connected to the top of the X-axis cross beam in a sliding way, and a third driving motor which is arranged on the second X-axis sliding plate, wherein a third rack is arranged on the top of the X-axis cross beam along the X-axis direction, a third gear which is meshed and connected with the third rack is arranged on an output shaft of the third driving motor, and a second Y-axis truss is fixedly connected to the second X-axis sliding plate; the second Y-axis linear driving mechanism comprises a first Y-axis sliding plate and a fourth driving motor, the first Y-axis sliding plate is connected to the second Y-axis truss in a sliding mode, the fourth driving motor is arranged on the first Y-axis sliding plate, a fourth rack is arranged on the top of the second Y-axis truss along the Y-axis direction, and a fourth gear meshed with the fourth rack is arranged on an output shaft of the fourth driving motor; the second Z-axis linear driving mechanism comprises a second Z-axis sliding plate which is connected to the first Y-axis sliding plate in a sliding way and a fifth driving motor which is arranged on the first Y-axis sliding plate, a fifth rack is arranged on the second Z-axis sliding plate along the Z-axis direction, a fifth gear which is meshed with the fifth rack is arranged on an output shaft of the fifth driving motor, and the first X-axis driving cylinder is fixedly connected to the bottom end of the second Z-axis sliding plate; the third Z axial linear driving mechanism comprises a second Y axial sliding plate which is connected to the second Y axial truss in a sliding manner, a third Z axial sliding plate which is connected to the second Y axial sliding plate in a sliding manner, and a sixth driving motor which is arranged on the second Y axial sliding plate, wherein a transmission plate is arranged on the third Z axial sliding plate, a synchronous tooth is arranged on the transmission plate along the Z axial direction, a synchronous wheel matched with the synchronous tooth is arranged on an output shaft of the sixth driving motor, the synchronous wheel is connected with the synchronous tooth through a synchronous belt in a transmission manner, and the rotary support beam is fixedly connected to the bottom end of the third Z axial sliding plate.

7. The truss type double-station automatic sewing equipment for a flexible freight bag according to claim 3, wherein the base comprises a bottom plate, second supporting feet fixedly connected to two sides of the bottom plate, first side plates symmetrically arranged on two sides of the top of the bottom plate, a back plate fixedly connected to the top of the bottom plate, one end face of each first side plate is fixedly connected to the back plate, a rib plate is arranged between each first side plate and the bottom plate, the mounting seat further comprises second side plates symmetrically arranged on the inner side faces of the first mounting vertical plates, and the second side plates are slidably connected to the inner side faces of the first side plates along the Z-axis direction.

8. The automated truss type double-station sewing machine for flexible freight bags of claim 7, wherein the longitudinal linear driving device is a motor, the mounting base further comprises a cross plate fixedly connected between the bottom ends of the two second side plates, and the longitudinal linear driving device is fixedly connected to the bottom of the bottom plate and connected to the cross plate screw.

9. The truss type double-station automatic sewing equipment for the flexible freight bags according to claim 8, wherein a driven gear is sleeved on the shaft sleeve, and a driving gear in meshed connection with the driven gear is arranged on an output shaft of the rotary driving motor; and one end of the sleeve part is fixedly connected with a second installation vertical plate, and the expansion and contraction driving motor is fixedly connected to the second installation vertical plate and is in transmission connection with one end of the screw rod through a synchronous belt.

10. The truss type double-station automatic sewing equipment for a flexible freight bag according to claim 9, wherein the two side walls of the guide groove are respectively provided with a strip-shaped through groove along the length direction of the guide groove, one end of the second fork arm is provided with a rotating shaft in a penetrating manner, and two ends of the rotating shaft are respectively provided with a bearing movably arranged on the strip-shaped through groove.