Production line and method for sewing gauze pieces into chip cloth bags

Abstract

A production line and method for sewing chip bags with gauze pieces, comprising a gauze roll cutting machine, a conveying and feeding device, an automatic sewing device and an online folding detection device, wherein the original gauze roll cutting machine is organically combined with the conveying and feeding device, the automatic sewing device and the online folding detection device to form a continuous whole, and the cut gauze pieces are conveyed to the automatic sewing device through the conveying and feeding device, and then enter the online folding detection device to detect whether they are qualified after sewing the chip bags. The present invention overcomes the problem of high labor intensity and low efficiency when sewing the chip bags with gauze pieces by manual sewing, and has the characteristics of simple structure, low labor intensity, high efficiency, and simple and convenient operation while one process is working, high efficiency, and high labor intensity.

Description

Technical Field

[0001] The invention belongs to the technical field of medical product production equipment, and relates to an assembly line and a method for sewing a chip bag with a gauze piece. Background Art

[0002] Among medical supplies, there is a gauze used in surgery. During the processing of the gauze, a chip bag needs to be sewn on the gauze sheet. At present, a gauze roll cutting machine is used to cut the gauze roll into gauze sheets, and then the chip bag is manually sewn on the gauze sheets, which are then folded, which has high labor intensity and low efficiency. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide an assembly line and method for sewing chip cloth bags with gauze pieces. The assembly line and method have a simple structure and organically combine the original gauze roll cutting machine with a conveying and feeding device, an automatic sewing device and an online folding detection device into a continuous whole. The cut gauze pieces are conveyed by the conveying and feeding device to the automatic sewing device, and after the chip cloth bags are sewn, they enter the online folding detection device for detection of whether they are qualified. While one of the processes is working, the other processes are still working in a circulation manner, with low labor intensity, high efficiency and simple and convenient operation.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: an assembly line for sewing chip cloth bags with gauze pieces, which includes a gauze roll cutting machine, a conveying and feeding device, an automatic sewing device and an online folding detection device; the conveying and feeding device is located between the gauze roll cutting machine and the automatic sewing device, the online folding detection device is located behind the automatic sewing device, the conveying and feeding device is used to convey the gauze piece to the clamping mechanism of the automatic sewing device, the clamping mechanism tightens the gauze piece, the automatic sewing device is used to sew the chip cloth bag, and the online folding detection device is used for online detection.

[0005] The conveying and loading device comprises a conveying belt matched with output shafts at two ends of the conveying frame, and an adsorption mechanism located on the upper part of the conveying belt.

[0006] The adsorption mechanism comprises a linear module connected to the support frame, a cantilever arm connected to a slider of the linear module, and a adsorption plate connected to the cantilever arm.

[0007] The automatic sewing device comprises a frame, a turret, a clamping mechanism, a chip loading device and an automatic sewing machine; a plurality of clamping mechanisms are located on the turret, the chip loading device is located at the upper part of one side of the turret, and the automatic sewing machine is located at one side of the turret.

[0008] The turret includes a reduction motor connected to a rotating disk.

[0009] The clamping mechanism comprises a clamping plate connected to a fixing plate, an ear seat hinged to the clamping plate, a gas rod connected to the ear seat, the fixing plate is connected to a rotating disk, and the ear seat is connected to the fixing plate.

[0010] The chip loading device comprises a servo motor connected to a material tray, a lighting lamp located on the upper part of the material tray, and an industrial intelligent robot located on one side of the upper part of the material tray.

[0011] The automatic sewing machine comprises two linear modules which are overlapped and cross-connected with each other, and a sewing machine which is connected with the upper linear module.

[0012] The online folding detection device comprises a folding mechanism and a detection device, and the detection device is located at the rear of the folding mechanism.

[0013] The method for sewing a gauze sheet into a chip bag assembly line as described above comprises the following steps:

[0014] S1, cutting the gauze roll, cutting the gauze roll into gauze sheets by a gauze roll cutting machine; the gauze sheets after cutting enter the conveying and feeding device;

[0015] S2, feeding, the feeding device feeds the gauze piece to one side of the clamping mechanism of the automatic sewing device; the adsorption mechanism adsorbs the gauze piece and transfers it to the clamping mechanism; the clamping mechanism clamps the gauze piece;

[0016] S3, transfer sequence, the turret rotates to rotate the clamping mechanism that clamps the gauze piece by an angle; the clamping mechanism is located at the lower part of the chip loading device, and the industrial intelligent robot absorbs the chip bag and places it on the gauze piece; the clamping mechanism clamps the chip bag.

[0017] S4, sewing, the turret rotates to rotate the clamping mechanism by an angle, the chip bag is located at the lower part of the sewing machine of the automatic sewing machine, and the sewing machine moves in a circular shape under the drive of the linear module to sew the chip bag and the gauze piece into a whole;

[0018] S5, transfer the sequence again, the turret rotates to rotate the gauze piece for sewing the chip bag by an angle, corresponding to the transfer mechanism of the online folding detection device, and the transfer mechanism transfers the gauze piece to the folding mechanism;

[0019] S6, folding, the folding mechanism folds and stacks the gauze pieces of the chip bag sewn thereon; and transfers the folded gauze pieces to the detection device;

[0020] S7, detection, the detection device detects whether there are leaks in the sewn gauze pieces; the rejector rejects the unqualified products.

[0021] The invention discloses an assembly line for sewing chip bags with gauze pieces, which comprises a gauze roll cutting machine, a conveying and feeding device, an automatic sewing device and an online folding detection device; the conveying and feeding device is located between the gauze roll cutting machine and the automatic sewing device, the online folding detection device is located behind the automatic sewing device, the conveying and feeding device is used to convey the gauze piece to the clamping mechanism of the automatic sewing device, the clamping mechanism tightens the gauze piece, the automatic sewing device is used to sew the chip bag, and the online folding detection device is used for online detection. The structure is simple, and the original gauze roll cutting machine is organically combined with the conveying and feeding device, the automatic sewing device and the online folding detection device to form a continuous whole. The cut gauze piece is conveyed to the automatic sewing device through the conveying and feeding device, and after the chip bag is sewn, it enters the online folding detection device to detect whether it is qualified. While one process is working, the other processes are still in circulation, with low labor intensity, high efficiency and simple and convenient operation.

[0022] In a preferred solution, the conveying and feeding device includes a conveyor belt matched with the output shafts at both ends of the conveying frame, and an adsorption mechanism located on the upper part of the conveyor belt. The structure is simple, the gauze roll cutting machine cuts the gauze roll into gauze pieces, the gauze pieces enter the conveyor belt of the conveying and feeding device, and the motor matched with the output shaft drives the conveyor belt to rotate and transport the gauze to one side of the clamping mechanism of the automatic sewing device.

[0023] In a preferred solution, the adsorption mechanism includes a linear module connected to the support frame, a cantilever arm connected to the slider of the linear module, and an adsorption plate connected to the cantilever arm. The structure is simple. When in use, the adsorption plate adsorbs the gauze piece, and the motor of the linear module drives the slider to drive the cantilever arm to move close to the clamping mechanism, and then releases the gauze piece.

[0024] In a preferred embodiment, the automatic sewing device includes a frame, a turret, a clamping mechanism, a chip feeding device and an automatic sewing machine; a plurality of clamping mechanisms are located on the turret, the chip feeding device is located at the upper part of one side of the turret, and the automatic sewing machine is located on one side of the turret. When in use, the clamping mechanism is used to clamp the gauze piece and the chip bag, the turret is used to transfer and adjust the position of the clamping mechanism, the chip feeding device is used to absorb and place the chip bag on the gauze piece after the gauze piece is clamped, and the automatic sewing machine is used to sew the chip bag and the gauze piece into a whole.

[0025] In a preferred solution, the turret includes a reduction motor connected to a turntable. The structure is simple, and the reduction motor drives the turntable to rotate, rotating the gauze sheet clamped by the clamping mechanism on the upper part of the turntable by an angle, so that the industrial intelligent robot has enough space in the process of transferring the adsorbed chip bag to the gauze sheet.

[0026] In a preferred solution, the clamping mechanism includes a clamping plate connected to a fixed plate, an ear seat hinged to the clamping plate, a gas rod connected to the ear seat, the fixed plate is connected to a rotating disk, and the ear seat is connected to the fixed plate. The structure is simple, when in use, the adsorption mechanism adsorbs the gauze piece to the upper part of the fixed plate and then releases the gauze piece, and the gas rod pushes the clamping plate to open and close to clamp the gauze piece.

[0027] In a preferred solution, the chip loading device includes a servo motor connected to the tray, a lighting lamp located on the upper part of the tray, and an industrial intelligent robot located on one side of the upper part of the tray. The structure is simple. When in use, the servo motor drives the tray to rotate. The chip bag in the tray is identified by the industrial intelligent robot during the rotation process, and the chip bag is adsorbed by the adsorption head at the front end of the dynamic platform of the industrial intelligent robot.

[0028] In a preferred embodiment, the automatic sewing machine includes two linear modules that are superimposed and cross-connected, and a sewing machine connected to the upper linear module. The structure is simple. When installed, the lower side of the upper linear module is connected to the slider of the lower linear module. When used, the sewing machine is driven to move back and forth to sew the chip cloth bag through the two linear modules that are superimposed and cross-connected.

[0029] In a preferred solution, the online folding detection device includes a folding mechanism and a detection device, and the detection device is located at the rear of the folding mechanism. The structure is simple. When in use, the gauze pieces of the sewn chip bag are folded and stacked by the folding mechanism, and the stacked gauze pieces are transferred to the detection device for detection by the detection device.

[0030] In a preferred embodiment, the method for sewing a chip bag on an assembly line of gauze pieces comprises the following steps:

[0031] S1, cutting the gauze roll, cutting the gauze roll into gauze sheets by a gauze roll cutting machine; the gauze sheets after cutting enter the conveying and feeding device;

[0032] S2, feeding, the feeding device feeds the gauze piece to one side of the clamping mechanism of the automatic sewing device; the adsorption mechanism adsorbs the gauze piece and transfers it to the clamping mechanism; the clamping mechanism clamps the gauze piece;

[0033] S3, transfer sequence, the turret rotates to rotate the clamping mechanism that clamps the gauze piece by an angle; the clamping mechanism is located at the lower part of the chip loading device, and the industrial intelligent robot absorbs the chip bag and places it on the gauze piece; the clamping mechanism clamps the chip bag.

[0034] S4, sewing, the turret rotates to rotate the clamping mechanism by an angle, the chip bag is located at the lower part of the sewing machine of the automatic sewing machine, and the sewing machine moves in a circular shape under the drive of the linear module to sew the chip bag and the gauze piece into a whole;

[0035] S5, transfer the sequence again, the turret rotates to rotate the gauze piece for sewing the chip bag by an angle, corresponding to the transfer mechanism of the online folding detection device, and the transfer mechanism transfers the gauze piece to the folding mechanism;

[0036] S6, folding, the folding mechanism folds and stacks the gauze pieces of the chip bag sewn thereon; and transfers the folded gauze pieces to the detection device;

[0037] S7, detection, the detection device detects whether there is a leak in the sewn gauze piece; the rejector rejects the unqualified product. The method is simple and convenient to operate, has high sewing efficiency and low labor intensity.

[0038] A production line and method for sewing chip bags with gauze pieces, comprising a gauze roll cutting machine, a conveying and feeding device, an automatic sewing device and an online folding detection device, wherein the original gauze roll cutting machine is organically combined with the conveying and feeding device, the automatic sewing device and the online folding detection device to form a continuous whole, and the cut gauze pieces are conveyed to the automatic sewing device through the conveying and feeding device, and then enter the online folding detection device to detect whether they are qualified after sewing the chip bags. The present invention overcomes the problem of high labor intensity and low efficiency when sewing the chip bags with gauze pieces by manual sewing, and has the characteristics of simple structure, low labor intensity, high efficiency, and simple and convenient operation while one process is working, high efficiency, and high labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

[0040] Figure 1 It is a schematic diagram of the plan layout of the present invention.

[0041] Figure 2 It is a structural schematic diagram of the gauze roll cutting machine of the present invention.

[0042] Figure 3 It is a schematic structural diagram of the automatic sewing device of the present invention.

[0043] Figure 4 for Figure 3 Schematic diagram of the main view.

[0044] Figure 5 for Figure 4 Schematic top view of .

[0045] Figure 6 It is a structural schematic diagram of the turret of the present invention.

[0046] Figure 7 It is a structural schematic diagram of the adsorption mechanism of the present invention.

[0047] Figure 8 It is a schematic structural diagram of the chip loading device of the present invention.

[0048] Fig. 9 It is a schematic diagram of the internal structure of the online folding detection device of the present invention.

[0049] Fig.10 It is a schematic structural diagram of the detection device of the present invention.

[0050] Fig.11 for Fig.10 Schematic diagram of the main view.

[0051] Fig.12 It is a structural schematic diagram of the flip sequence transfer mechanism of the present invention.

[0052] Fig.13 for Fig.12 Schematic diagram of the main view.

[0053] Fig.14 for Fig.12 Schematic top view of .

[0054] In the figure: gauze roll cutting machine 1, conveying and feeding device 2, adsorption mechanism 21, cantilever arm 22, adsorption plate 23, automatic sewing device 3, frame 31, turret 32, clamping mechanism 34, chip feeding device 35, automatic sewing machine 36, online folding detection device 4, folding mechanism 41, detection device 42. DETAILED DESCRIPTION

[0055] like Figure 1 to Figure 14 In the invention, a production line for sewing chip bags with gauze pieces is provided, which comprises a gauze roll cutting machine 1, a feeding device 2, an automatic sewing device 3 and an online folding detection device 4; the feeding device 2 is located between the gauze roll cutting machine 1 and the automatic sewing device 3, the online folding detection device 4 is located behind the automatic sewing device 3, the feeding device 2 is used to convey the gauze piece to the clamping mechanism 34 of the automatic sewing device 3, the clamping mechanism 34 tightens the gauze piece, the automatic sewing device 3 is used to sew the chip bag, and the online folding detection device 4 is used for online detection. The structure is simple, and the original gauze roll cutting machine 1 is organically combined with the feeding device 2, the automatic sewing device 3 and the online folding detection device 4 to form a continuous whole, the cut gauze piece is conveyed to the automatic sewing device 3 by the feeding device 2, and the chip bag is sewn and then enters the online folding detection device 4 to detect whether it is qualified, while one process is working, the other processes are still in circulation, the labor intensity is low, the efficiency is high, and the operation is simple and convenient.

[0056] In the preferred solution, the conveying and feeding device 2 includes a conveyor belt matched with the output shafts at both ends of the conveying frame, and an adsorption mechanism 21 located on the upper part of the conveyor belt. The structure is simple, the gauze roll cutting machine 1 cuts the gauze roll into gauze pieces, and the gauze pieces enter the conveyor belt of the conveying and feeding device 2, and the motor driving the conveyor belt to rotate in cooperation with the output shaft to transport the gauze to one side of the clamping mechanism 34 of the automatic sewing device 3.

[0057] In a preferred solution, the adsorption mechanism 21 includes a linear module connected to the support frame, a cantilever arm 22 connected to a slider of the linear module, and an adsorption plate 23 connected to the cantilever arm 22. The structure is simple, and when in use, the adsorption plate 23 adsorbs the gauze piece, and the motor-driven slider of the linear module drives the cantilever arm 22 to move close to the clamping mechanism 34, and then releases the gauze piece.

[0058] Preferably, a push-down cylinder is provided between the cantilever arm 22 connected to the adsorption plate 23. Before adsorbing the gauze piece, the push-down cylinder pushes the adsorption plate 23 downward to move closer to the gauze piece to avoid the adsorption being too high.

[0059] Preferably, the adsorption plate 23 is a hollow groove plate, and an adsorption hole connected to the suction machine is arranged on the upper side. During adsorption, the suction machine inhales air, and when releasing the gauze piece, the suction machine exhausts air.

[0060] Preferably, the linear module is TL-B14, with a stroke of 1.2m, a speed of 1m / s, and a load of 55kg.

[0061] In a preferred embodiment, the automatic sewing device 3 includes a frame 31, a turret 32, a clamping mechanism 34, a chip loading device 35 and an automatic sewing machine 36; a plurality of clamping mechanisms 34 are located on the turret 32, the chip loading device 35 is located at the upper part of one side of the turret 32, and the automatic sewing machine 36 is located at one side of the turret 32. When in use, the clamping mechanism 34 is used to clamp the gauze piece and the chip bag, the turret 32 ​​is used to transfer and adjust the position of the clamping mechanism 34, the chip loading device 35 is used to absorb and place the chip bag on the gauze piece after the gauze piece is clamped, and the automatic sewing machine 36 is used to sew the chip bag and the gauze piece into a whole.

[0062] In a preferred solution, the turret 32 ​​includes a reduction motor connected to a turntable. The structure is simple, and the reduction motor drives the turntable to rotate, and the gauze sheet clamped by the clamping mechanism 34 on the upper part of the turntable is rotated by an angle, so that the industrial intelligent robot has enough space in the process of transferring the adsorbed chip bag to the gauze sheet.

[0063] In a preferred embodiment, the clamping mechanism 34 comprises a clamping plate connected to a fixed plate, an ear seat hinged to the clamping plate, a gas rod connected to the ear seat, the fixed plate is connected to a rotating disk, and the ear seat is connected to the fixed plate. The structure is simple, when in use, the adsorption mechanism 21 releases the gauze piece after adsorbing the gauze piece to the upper part of the fixed plate, and the gas rod pushes the clamping plate to open and close the gauze piece.

[0064] Preferably, a pinhole plate is provided on the fixing plate, and a chip clamping plate connected to another gas rod is provided on the upper part of the pinhole plate, and the gas rod pushes the chip clamping plate to open and close to clamp the chip bag.

[0065] In a preferred solution, the chip loading device 35 includes a servo motor connected to the tray, a lighting lamp located on the upper part of the tray, and an industrial intelligent robot located on one side of the upper part of the tray. The structure is simple. When in use, the servo motor drives the tray to rotate. After the chip bag in the tray is identified by the industrial intelligent robot during the rotation process, the chip bag is adsorbed by the adsorption head at the front end of the dynamic platform of the industrial intelligent robot.

[0066] Preferably, an air inlet and an exhaust hole are provided on the rod body of the adsorption head. During adsorption, the pipe connected to the air inlet is connected to the suction machine to inhale air, and during release, the pipe connected to the exhaust hole is exhausted.

[0067] Preferably, the model of the industrial intelligent robot 1 is BKT-D-800.

[0068] In a preferred embodiment, the automatic sewing machine 36 includes two linear modules that are superimposed and cross-connected, and a sewing machine that is connected to the upper linear module. The structure is simple. When installed, the lower side of the upper linear module is connected to the slider of the lower linear module. When used, the sewing machine is driven to move back and forth to sew the chip bag through the two linear modules that are superimposed and cross-connected.

[0069] In a preferred solution, the online folding detection device 4 includes a folding mechanism 41 and a detection device 42, and the detection device 42 is located at the rear of the folding mechanism 41. The structure is simple, and when in use, the gauze pieces of the sewn chip bag are folded and stacked by the folding mechanism 41, and the stacked gauze pieces are transferred to the detection device 42, and the detection device 42 detects them.

[0070] Preferably, the folding mechanism 41 includes a plurality of connecting rods connected to the main shaft, the connecting rods are connected to a plurality of folding plates on fixed shafts, and the main shaft is driven to rotate by a motor to drive the folding plates to fold the gauze pieces; a motor is provided at the fixed shaft head located at one end close to the detection device 42, and a flap is provided on the shaft body, and the motor drives the shaft body to rotate to drive the flap to flip, and the gauze piece on the flap flips accordingly and enters the detection device 42.

[0071] Preferably, the detection device 42 includes a detection turntable, a chip detector and rejector, and a storage box; the rejector is located on one side of either adapter of the turntable of the detection turntable, the flip teeth on its flip plate engage with the notch of the adapter, the chip detector is located at the bottom of the other adapter, and the storage box is located at the bottom of the rejector.

[0072] Preferably, the detection turntable includes a turntable horizontally connected to the output end of the stepper motor; when in use, the stepper motor drives the turntable to rotate, and the gauze piece on the turntable is transferred at an angle and reaches the upper part of the chip detector.

[0073] Preferably, the turntable is a flat plate with multiple adapters arranged on the edge; when in use, the gauze piece is located on the adapter, and the multiple adapters can play the role of one adapter being in the detection station while the others can be in the loading station or the rejection station, thereby improving the inspection efficiency.

[0074] Preferably, a plurality of parallel notches are provided at the end of the adapter; before use, the flip plate is flipped downward and does not engage with the notches of the adapter, and after the unqualified gauze pieces on the adapter arrive at the rejection station, the flip motor drives the flip plate to flip at an angle so that the flip teeth engage with the notches.

[0075] Preferably, the chip detector is located in the box on the lower side of the turntable; when in use, the chip detector with metal detection function is located in the box. When the gauze piece on the adapter reaches the upper part of the chip detector, if the chip detector sounds an alarm, a chip bag is sewn in the gauze piece, otherwise, there is no chip bag in the gauze piece, and it is transferred to the rejection station.

[0076] Preferably, the rejector comprises a flip motor connected to a fixing seat and a flip plate connected to an output end of the flip motor; when in use, the flip motor drives the flip plate to flip an angle to flip unqualified gauze pieces into a storage box.

[0077] Preferably, the flip plate is a bent plate with flip teeth on one side; when in use and installed, the flip plate is connected to the output end of the flip motor, and the flip teeth on one side of the flip plate engage with the notch at the end of the adapter to avoid mutual interference and obstruction during flipping.

[0078] Preferably, a flipping and sequence-transferring mechanism is provided between the conveying and feeding device 2 and the automatic sewing device 3 or between the automatic sewing device 3 and the online folding detection device 4, and the sequence-transferring mechanism is utilized for sequence-transferring.

[0079] Preferably, the flipping and switching mechanism includes a central axis, a mounting plate, a clamping plate shaft, a clamping plate and a rotating cylinder; two mounting plates corresponding to each other are connected and fixed on the shaft body of the central axis, two clamping plate shafts pass through the mounting plates and are connected to the rotating cylinder respectively, the fixed clamping plate of the clamping plate is connected to the inner shaft clamp in the middle of the clamping plate shaft, and the movable clamping plate is connected to the outer shaft seats on both sides of the inner shaft clamp. When in use, mounting plates corresponding to each other are arranged on the central axis, clamping plate shafts are arranged at both ends of the mounting plates, and the rotating cylinder is connected to the clamping plate shaft, a fixed clamping plate is arranged in the middle of the clamping plate shaft, and movable clamping plates are arranged at both ends of the clamping plate shaft, and the clamping plate shaft is driven to rotate by the rotating cylinder to drive the fixed clamping plate to rotate and cooperate with the movable clamping plate to clamp the gauze piece, and the mounting plate is driven to flip and switch the sequence during the rotation of the central axis, and the switching sequence is convenient and fast, with low labor intensity, and can be synchronized with the sewing process, thereby improving production efficiency and being simple and convenient to operate.

[0080] Preferably, a vertical bearing seat is matched on the central axis outside the mounting plate, and a synchronous wheel is arranged on the shaft head on one side of the central axis. The structure is simple. When installing, the vertical bearing seat matched with the central axis is connected to the frame of the assembly line, and the synchronous wheel connected to the central axis is connected to the pulley at the output end of the motor through a belt. When in use, the central axis is driven by the motor to drive the mounting plate to flip. During the flipping process, the gauze piece clamped by the clamp is flipped from one side to the other side to realize the sequence change. The sequence change is convenient and fast, with low labor intensity, no interference with the sewing process, and can be synchronized with each other.

[0081] Preferably, a gas-liquid-electric hybrid slip ring is arranged on the shaft body of the central axis outside the mounting plate. When in use, the clamping plate shaft connected to the mounting plate and the rotating cylinder connected to the clamping plate shaft flip around the central axis, and the air pipe and the electrical circuit connected through the gas-liquid-electric hybrid slip ring are connected to the rotating cylinder, so that the air pipe and the electrical circuit are not entangled during the flipping process.

[0082] Preferably, the flange bearing seat matched with the central axis is connected and fixed with the mounting plate. During installation, the central axis is matched with the flange bearing seat, and the flange bearing seat is connected and fixed with the inner side of the mounting plate, and when the central axis rotates, the flange bearing seat and the mounting plate connected with the flange bearing seat are driven to rotate.

[0083] Preferably, the inner shaft clamp of the splint shaft is fixedly connected to it, and the bearing in the outer shaft seat cooperates with it. When in use, the inner shaft clamp fixedly connected to the splint shaft rotates synchronously with the splint shaft, and the outer shaft seat matched with the splint shaft slides radially around the splint shaft. After the rotating cylinder drives the splint shaft to drive the fixed splint and the movable splint to cooperate with clamping the gauze piece, it further rotates, so that the clamping teeth at the front end of the movable splint contact the shaft body of the middle shaft, preventing the outer shaft seat from continuing to slide radially along the splint shaft, and the gauze piece is firmly clamped during the flipping process.

[0084] Preferably, a plurality of clamping teeth are arranged on one side of the fixed clamping plate and the movable clamping plate of the clamping plate. When in use, the clamping of the gauze piece is achieved by the fixed clamping plate opening and closing and the movable clamping plate cooperating to clamp the gauze piece, the clamping teeth of the movable clamping plate are longer than the clamping teeth of the fixed clamping plate, and the clamping teeth of the movable clamping plate are in contact with the central axis during the flipping process after clamping the gauze piece.

[0085] Preferably, a bracket corresponding to the central axis is provided on the mounting plate. When in use, the bracket connected to the mounting plate is located above the central axis, and a vital part, such as a photoelectric sensor, can be installed on the bracket. The photoelectric sensor is connected to the PLC control system, and the position of the gauze piece is sensed by the photoelectric sensor. When the gauze piece is clamped, the rotating cylinder drives the clamping plate 4 to flip, and when the movable clamping plate contacts the central axis, the PLC control system controls the opening and closing of the rotating cylinder.

[0086] In a preferred embodiment, the method for sewing a chip bag on an assembly line of gauze sheets as described above comprises the following steps:

[0087] S1, cutting the gauze roll, cutting the gauze roll into gauze pieces by the gauze roll cutting machine 1; the gauze pieces after cutting enter the conveying and feeding device 2;

[0088] S2, feeding, the feeding device 2 feeds the gauze piece to one side of the clamping mechanism 34 of the automatic sewing device 3; the adsorption mechanism 21 adsorbs the gauze piece and transfers it to the clamping mechanism 34; the clamping mechanism 34 clamps the gauze piece;

[0089] S3, the sequence is changed, the turret 32 ​​rotates to rotate the clamping mechanism 34 that clamps the gauze piece by an angle; the clamping mechanism 34 is located at the lower part of the chip loading device 35, and the industrial intelligent robot absorbs the chip bag and places it on the gauze piece; the clamping mechanism 34 clamps the chip bag.

[0090] S4, sewing, the turret 32 ​​rotates the clamping mechanism 34 to rotate an angle, the chip bag is located at the lower part of the sewing machine of the automatic sewing machine 36, and the sewing machine moves in a circular shape under the drive of the linear module to sew the chip bag and the gauze piece into a whole;

[0091] S5, transfer sequence again, the turret 32 ​​rotates to rotate the gauze piece of the chip bag sewn by an angle, corresponding to the transfer sequence mechanism of the online folding detection device 4, and the transfer sequence mechanism transfers the gauze piece to the folding mechanism 41;

[0092] S6, folding, the folding mechanism 41 folds and stacks the gauze pieces of the chip bag sewn thereon; and transfers the folded gauze pieces to the detection device 42;

[0093] S7, detection, the detection device 42 detects whether there is a leak in the sewn gauze piece; the rejector rejects the unqualified product. The method is simple and convenient to operate, has high sewing efficiency and low labor intensity.

[0094] As described above, the assembly line and method for sewing chip bags with gauze pieces are installed and used, and the original gauze roll cutting machine 1 is organically combined with the conveying and feeding device 2, the automatic sewing device 3 and the online folding detection device 4 into a continuous whole. The conveying and feeding device 2 conveys the cut gauze pieces to the automatic sewing device 3, and after sewing the chip bags, the gauze pieces enter the online folding detection device 4 for detection whether they are qualified. While one of the processes is working, the other processes are still working in a circulation manner, with low labor intensity, high efficiency, and simple and convenient operation.

[0095] The gauze roll cutting machine 1 cuts the gauze roll into gauze pieces, which enter the conveyor belt of the conveying and feeding device 2, and the motor cooperates with the output shaft to drive the conveyor belt to rotate and transport the gauze to one side of the clamping mechanism 34 of the automatic sewing device 3.

[0096] When in use, the adsorption plate 23 adsorbs the gauze piece, and the motor-driven slider of the linear module drives the cantilever arm 22 to move close to the clamping mechanism 34, and then releases the gauze piece.

[0097] When in use, the clamping mechanism 34 is used to clamp the gauze piece and the chip bag, the turret 32 ​​is used to transfer and adjust the position of the clamping mechanism 34, the chip loading device 35 is used to adsorb the chip bag and place it on the gauze piece after the gauze piece is clamped, and the automatic sewing machine 36 is used to sew the chip bag and the gauze piece into a whole.

[0098] The reduction motor drives the turntable to rotate, and rotates the gauze piece clamped by the clamping mechanism 34 on the upper part of the turntable by an angle, so that the industrial intelligent robot has enough space in the process of transferring the adsorbed chip bag to the gauze piece.

[0099] When in use, the adsorption mechanism 21 adsorbs the gauze piece to the upper part of the fixing plate and then releases the gauze piece, and the gas rod pushes the clamping plate to open and close to clamp the gauze piece.

[0100] When in use, the servo motor drives the material tray to rotate. The chip bag in the material tray is identified by the industrial intelligent robot during the rotation, and the chip bag is adsorbed by the adsorption head at the front end of the industrial intelligent robot's dynamic platform.

[0101] During installation, the lower side of the upper linear module is connected to the slider of the lower linear module. During use, the sewing machine is driven to move back and forth to sew the chip cloth bag through the two mutually superimposed and cross-connected linear modules.

[0102] When in use, the gauze pieces of the sewn chip cloth bag are folded and stacked by the folding mechanism 41, and the stacked gauze pieces are transferred to the detection device 42, and the detection device 42 detects them.

[0103] The above-mentioned embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The embodiments and features in the embodiments of the present application can be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be the technical solutions recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. An assembly line for sewing chip bags on gauze sheets, characterized by: It comprises a gauze roll cutting machine (1), a feeding device (2), an automatic sewing device (3) and an online folding detection device (4); the feeding device (2) is located between the gauze roll cutting machine (1) and the automatic sewing device (3); the online folding detection device (4) is located behind the automatic sewing device (3); the feeding device (2) is used to feed the gauze piece to a clamping mechanism (34) of the automatic sewing device (3); the clamping mechanism (34) clamps the gauze piece; the automatic sewing device (3) is used to sew a chip bag on the gauze piece; and the online folding detection device (4) is used for online detection; The automatic sewing device (3) comprises a frame (31), a turret (32), a clamping mechanism (34), a chip loading device (35) and an automatic sewing machine (36); a plurality of clamping mechanisms (34) are located on the turret (32), the chip loading device (35) is located at the upper part of one side of the turret (32), and the automatic sewing machine (36) is located at one side of the turret (32); The online folding detection device (4) comprises a folding mechanism (41) and a detection device (42), wherein the detection device (42) is located at the rear of the folding mechanism (41); The detection device (42) comprises a detection turntable, a chip detection and rejection device and a storage box; the rejection device is located on one side of any one adapter of the detection turntable, the flip teeth on the flip plate of the rejection device are engaged with the notch of the adapter, the chip detector is located at the bottom of the other adapter, and the storage box is located at the bottom of the rejection device.

2. The production line for sewing chip bags on gauze sheets according to claim 1 is characterized in that: The conveying and loading device (2) comprises a conveyor belt that cooperates with output shafts at both ends of the conveyor frame, and an adsorption mechanism (21) located on the upper part of the conveyor belt.

3. The production line for sewing chip bags on gauze sheets according to claim 2 is characterized in that: The adsorption mechanism (21) comprises a linear module connected to a support frame, a cantilever arm (22) connected to a slider of the linear module, and a adsorption plate (23) connected to the cantilever arm (22).

4. The production line for sewing chip bags on gauze sheets according to claim 1 is characterized in that: The turret (32) comprises a reduction motor connected to a rotating disk.

5. The production line for sewing chip bags on gauze sheets according to claim 1 is characterized by: The clamping mechanism (34) comprises a clamping plate connected to the fixing plate, an ear seat hinged to the clamping plate, a gas rod connected to the ear seat, the fixing plate connected to the rotating disk, and the ear seat connected to the fixing plate.

6. The production line for sewing chip bags on gauze sheets according to claim 1 is characterized by: The chip loading device (35) comprises a servo motor connected to the material tray, a lighting lamp located on the upper part of the material tray, and an industrial intelligent robot located on one side of the upper part of the material tray.

7. The production line for sewing chip bags on gauze sheets according to claim 1 is characterized by: The automatic sewing machine (36) comprises two linear modules which are superimposed and cross-connected with each other, and a sewing machine connected to the upper linear module.

8. The method for sewing a chip bag on a gauze sheet according to any one of claims 1 to 7, characterized in that: It includes the following steps: S1, cutting the gauze roll, cutting the gauze roll into gauze sheets by a gauze roll cutting machine (1); the gauze sheets after being cut enter into a conveying and feeding device (2); S2, feeding, the feeding and transporting device (2) feeds the gauze piece to one side of the clamping mechanism (34) of the automatic sewing device (3); the adsorption mechanism (21) of the feeding and transporting device (2) adsorbs the gauze piece and transfers it to the clamping mechanism (34); the clamping mechanism (34) clamps the gauze piece; S3, the sequence is changed, the turret (32) rotates to rotate the clamping mechanism (34) clamping the gauze piece by an angle; the clamping mechanism (34) is located at the lower part of the chip loading device (35), and the industrial intelligent robot of the chip loading device absorbs the chip bag and places it on the gauze piece; the clamping mechanism (34) clamps the chip bag; S4, sewing, the turret (32) rotates the clamping mechanism (34) to rotate an angle, the chip bag is located at the lower part of the sewing machine of the automatic sewing machine (36), and the sewing machine moves in a circular shape under the drive of the linear module to sew the chip bag and the gauze piece into a whole; S5, the sequence is transferred again, the turret (32) rotates to rotate the gauze piece for sewing the chip bag by an angle, corresponding to the sequence transfer mechanism of the online folding detection device (4), and the sequence transfer mechanism transfers the gauze piece to the folding mechanism (41); S6, folding, the folding mechanism (41) folds and stacks the gauze pieces of the chip bag sewn thereon; and transfers the folded gauze pieces to the detection device (42); S7, detection, the detection device (42) detects whether there are any leaks in the sewn gauze pieces; the rejector rejects the unqualified products.

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