CN109567293B

CN109567293B - Intelligent production line of medical operating gown

Info

Publication number: CN109567293B
Application number: CN201811521448.2A
Authority: CN
Inventors: 段先云; 吴智恒; 李小民; 李平; 邓志文; 王宇
Original assignee: Guangdong Institute of Intelligent Manufacturing
Current assignee: Institute of Intelligent Manufacturing of Guangdong Academy of Sciences
Priority date: 2018-12-12
Filing date: 2018-12-12
Publication date: 2020-07-28
Anticipated expiration: 2038-12-12
Also published as: CN109567293A

Abstract

The invention discloses an intelligent production line of medical operating gowns, which is characterized by comprising a feeding device, a punching device, a compounding device and a cutting and collecting device, wherein the feeding device, the punching device, the compounding device and the cutting and collecting device are sequentially arranged on a rack along the moving direction of an upper layer of non-woven fabric and a lower layer of non-woven fabric. The perforating device, the compounding device and the cutting and collecting device are connected together, so that perforating, compounding, cutting and collecting of the surgical gown can be automatically completed, and the production efficiency and quality of the surgical gown are improved.

Description

Intelligent production line of medical operating gown

Technical Field

The invention relates to an operating coat production line, in particular to an intelligent production line for medical operating coats.

Background

The medical operating gown is a sterile isolation gown worn by doctors and patients during operation, is used for isolating infection caused by germs and other factors, avoids secondary infection to the patients and prevents liquids such as alcohol, blood and the like from infecting medical care personnel or the patients. A specific ventilated medical operating coat for patients appears in the market, which consists of two layers of non-woven fabrics, wherein the non-woven fabric positioned on the upper layer is provided with a connecting hole, the non-woven fabric positioned on the lower layer is provided with a plurality of vent holes, and an air pipe for blowing air is connected with the connecting hole; during the operation, the tuber pipe is bloied through the connecting hole to medical treatment operating coat to through a plurality of ventilation holes on the non-woven fabrics of lower floor, blow to patient uniformly, can ensure like this that patient keeps ventilating at the operation in-process, strengthen the mobility of air. An automated device capable of producing the above medical gown has not yet appeared on the market, resulting in inefficient and poor quality manufacturing of the medical gown.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an intelligent production line for medical operating gowns, which can automatically complete punching, compounding, cutting and collecting of the operating gowns and improve the production efficiency and quality of the operating gowns.

The purpose of the invention is realized by the following technical scheme:

the intelligent production line of the medical surgical gown is characterized by comprising a feeding device, a punching device, a compounding device and a cutting and collecting device, wherein the feeding device, the punching device, the compounding device and the cutting and collecting device are sequentially arranged on a rack along the moving direction of an upper layer of non-woven fabric and a lower layer of non-woven fabric; wherein the content of the first and second substances,

the feeding device comprises a mounting frame, a first feeding driving mechanism and a second feeding driving mechanism; the upper non-woven fabric roll and the lower non-woven fabric roll are both rotatably arranged on the mounting frame, and the lower non-woven fabric roll is arranged in front of the upper non-woven fabric roll along the conveying direction of the non-woven fabric; the first feeding driving mechanism is connected with a rotating shaft of the upper non-woven fabric roll, and the second feeding driving mechanism is connected with a rotating shaft of the lower non-woven fabric roll;

the punching device comprises a first module for processing the upper-layer non-woven fabric and a second module for processing the lower-layer non-woven fabric, and the first module and the second module are vertically arranged on the rack; the first module comprises a first fixing frame, a first punching mechanism arranged on the first fixing frame and a first pressing mechanism used for pressing the non-woven fabric to be punched; the first punching mechanism comprises a movable die, a fixed die and a first vertical driving mechanism, the fixed die is arranged corresponding to the movable die, the first vertical driving mechanism drives the movable die to vertically move, the movable die is provided with an annular toothed cutter used for cutting a connecting hole in the non-woven fabric, the fixed die is fixedly arranged on a first fixed frame, and the center of the fixed die is provided with a cloth cutting hole used for avoiding the annular toothed cutter; the first pressing mechanism comprises a first pressing plate and a second vertical driving mechanism for driving the first pressing plate to vertically move, and a supporting plate for supporting non-woven fabrics is arranged below the first pressing plate; the second module comprises a second fixing frame, a second punching mechanism arranged on the second fixing frame, a heating assembly and a second pressing mechanism used for pressing the non-woven fabric to be punched; the second punching mechanism comprises a moving plate, a fixed plate arranged below the moving plate and a third vertical driving mechanism for driving the moving plate to perform vertical movement, the moving plate is provided with a plurality of punching needles for punching vent holes on the non-woven fabric, and the fixed plate is provided with a plurality of fixed holes corresponding to the punching needles one to one; the heating assembly comprises a heater and a heating pipe, one end of the heating pipe is connected with the heater, and the other end of the heating pipe is connected with the moving plate; the second pressing mechanism comprises a second pressing plate and an elastic connecting structure, the second pressing plate is arranged between the moving plate and the fixing plate, one end of the elastic connecting structure acts on the second pressing plate, the other end of the elastic connecting structure acts on the moving plate, and a plurality of avoiding holes corresponding to the punching needles one to one are formed in the second pressing plate; in a non-working state, the second pressure plate is suspended between the moving plate and the fixed plate through the elastic connecting structure, and in a working state, the second pressure plate is pressed on the fixed plate through elastic deformation of the elastic connecting structure; the length of the punching needle is larger than the depth of the avoidance hole;

the composite device comprises a side welding module and a middle welding module; the middle welding module is arranged in front of the side welding module along the moving direction of the upper non-woven fabric and the lower non-woven fabric; the side edge welding module comprises two opposite seam welding mechanisms, and each seam welding mechanism comprises a welding head, a pressing wheel arranged above the welding head, a side edge pressing driving mechanism for driving the pressing wheel to do vertical motion and a welding rotation driving mechanism for driving the pressing wheel to rotate; the middle welding module comprises a welding plate, a plurality of pressing blocks and a middle pressing driving mechanism for driving the pressing blocks to move vertically, and the pressing blocks are sequentially arranged above the welding plate along a direction perpendicular to the conveying direction of the non-woven fabric; the welding head and the welding plate are both connected with ultrasonic welding equipment;

the cutting and collecting device comprises a cutting mechanism, a cloth pressing mechanism and a clamping and pulling mechanism; the cloth pressing mechanism comprises a fixed frame, a moving frame and a pressing driving mechanism for driving the moving frame to move vertically, the fixed frame and the moving frame are arranged oppositely up and down, and cutting grooves are formed in the fixed frame and the moving frame; the cutting mechanism comprises a cutter and a cutting driving mechanism for driving the cutter to move vertically, and the cutter is arranged below the cloth pressing mechanism and corresponds to the cutting groove; the clamping and pulling mechanism comprises a clamping mechanism and a collecting driving mechanism for driving the clamping mechanism to move forwards, and the clamping mechanism comprises a clamping assembly and a clamping driving mechanism for driving the clamping assembly to close or separate; the upper non-woven fabric and the lower non-woven fabric sequentially pass through the punching device and the compounding device from the feeding device and are finally clamped by a clamping mechanism of the cutting and collecting device.

The working principle of the intelligent production line of the medical operating gown is as follows:

during operation, under the effect of first material loading actuating mechanism and second material loading actuating mechanism, upper non-woven fabrics book and lower floor's non-woven fabrics book rotate, simultaneously clamping mechanism presss from both sides the front end of the upper non-woven fabrics and lower floor's non-woven fabrics of treating processing, and forward movement under the drive of collecting actuating mechanism.

When the non-woven fabrics of waiting to punch on the upper strata and the non-woven fabrics of waiting to punch on the lower floor remove respectively to first punching station (between movable mould and the cover half) and the second station of punching (between second pressure flitch and the fixed plate), first module and second module begin to punch simultaneously and process, and wherein, the concrete course of working of first module is: the second vertical driving mechanism drives the first pressure plate to move downwards to press the upper layer of non-woven fabric to be punched on the supporting plate, then the first vertical driving mechanism drives the movable die to move downwards, the annular toothed knife arranged on the movable die moves downwards along with the movable die, and a connecting hole is cut in the non-woven fabric in the process of extending downwards into the cloth cutting hole of the fixed die; and then, the first vertical driving mechanism drives the movable die to move upwards, when the annular toothed cutter returns to the initial position again, and after the annular toothed cutter leaves the non-woven fabric, the second vertical driving mechanism drives the first pressure plate to move upwards, so that the non-woven fabric is not compressed, and the processing of the connecting hole of the non-woven fabric on the upper layer is completed. The specific processing process of the second module is as follows: the heater works, and heat is transferred to the moving plate through the heating pipe, so that the perforating needles arranged on the moving plate are provided with heat; the third vertical driving mechanism drives the moving plate to move downwards, and the second pressure plate is arranged between the moving plate and the fixed plate, so the second pressure plate is firstly contacted with the fixed plate under the driving of the third vertical driving mechanism, and meanwhile, the elastic connecting structure is elastically deformed when the third vertical driving mechanism continues to drive the moving plate to move downwards, and the moving plate overcomes the elasticity of the elastic connecting structure and continues to move downwards; at the moment, the second pressure plate presses the non-woven fabric between the second pressure plate and the fixed plate under the elastic force of the elastic connection structure, the plurality of perforating needles on the moving plate sequentially penetrate through the avoiding hole, the non-woven fabric and the fixed hole in the downward moving process, and meanwhile, because the perforating needles have heat, a plurality of vent holes are processed in a hot melting mode when the perforating needles contact the lower-layer non-woven fabric; finally, the vertical actuating mechanism drive motion board rebound of third for the perforating needle leaves lower floor's non-woven fabrics, at the motion board rebound in-process, elastic connection structure also resumes initial condition thereupon gradually, the second is pressed the flitch and is left the fixed plate, no longer compresses tightly lower floor's non-woven fabrics, accomplishes the processing in ventilation hole.

Then, under the action of the first feeding driving mechanism, the second feeding driving mechanism and the clamping and pulling mechanism, positions to be welded on the upper non-woven fabric and the lower non-woven fabric which are subjected to punching processing move forwards to a side edge welding processing station of a side edge welding module (two sides of the upper non-woven fabric and the lower non-woven fabric are located between welding heads and pressing wheels of the two seam welding mechanisms), and composite processing of side edges is started (the upper non-woven fabric and the lower non-woven fabric which are located at the punching station are simultaneously subjected to punching processing); at the moment, the side edge pressing driving mechanisms of the two roll welding mechanisms simultaneously drive the pressing wheels to move downwards, the two sides of the upper-layer non-woven fabric and the lower-layer non-woven fabric to be compounded are pressed on the welding heads, and the ultrasonic welding equipment works to compound and weld the two sides of the upper-layer non-woven fabric and the two sides of the lower-layer non-woven fabric together through the action of the welding heads; meanwhile, the welding rotation driving mechanism drives the pressing wheel to rotate, and the clamping and pulling mechanism continuously conveys the upper-layer non-woven fabric and the lower-layer non-woven fabric forwards, so that continuous side edge composite processing is realized, and the side edges of the upper-layer non-woven fabric and the lower-layer non-woven fabric are composited together; in the roll welding process, the welding rotation driving mechanism drives the pressing wheel to rotate actively, so that the upper-layer non-woven fabric and the lower-layer non-woven fabric are pressed on the welding head in the moving process, the ultrasonic welding is ensured to be completed smoothly, and the composite failure caused by insufficient pressing force is avoided; when the positions to be compounded on the upper non-woven fabric and the lower non-woven fabric which are subjected to side compounding move to a middle welding processing station of a middle welding module (between the pressing blocks and the welding plate), the middle pressing driving mechanism drives the pressing blocks to descend simultaneously, and cloth at the positions to be compounded is pressed on the welding plate, so that the middle positions of the upper non-woven fabric and the lower non-woven fabric are compounded together; so constantly, the side and the middle part of the upper non-woven fabrics and the lower non-woven fabrics which are processed by punching are welded together in a compounding way, and a continuous finished surgical gown is formed.

Finally, under the action of the clamping and pulling mechanism, the continuous finished surgical gown which is subjected to the composite processing moves to a cutting station (positioned between the fixed frame and the moving frame); at the moment, the collecting and driving mechanism drives the clamping mechanism to move forwards by one station, so that the continuous surgical gown to be cut is driven to move forwards by one unit section, and the position to be cut on the surgical gown to be cut is moved to the corresponding position of the cutting groove; then, the cloth pressing driving mechanism drives the moving frame to move vertically and tightly press the moving frame on the fixed frame, so that the front side and the rear side of the position to be cut of the operating coat to be cut are tightly pressed; the cutting driving mechanism drives the cutter to move upwards, the cutter continues to move upwards after passing through the cutting groove, and continuous surgical gowns are cut off to form single surgical gowns; after continuous surgical gowns are cut off, the cutting driving mechanism drives the cutter to return, the collecting driving mechanism drives the clamping mechanism to continue to move forwards for a distance, so that the tail end of the single surgical gown formed by cutting leaves a cutting station, and then the clamping driving mechanism drives the clamping assembly to loosen the front end of the surgical gown formed by cutting, so that the single surgical gown formed by cutting can be conveniently dropped on a designated position. After the first cutting processing is finished, the collection driving mechanism drives the clamping mechanism to return to the cutting station, under the driving of the clamping driving mechanism, the clamping assembly clamps the front end of the continuous surgical gown on the rear part which is just finished to be cut, and the surgical gown is continuously pulled forwards under the driving of the collection driving mechanism, so that the next position to be cut is moved to the corresponding position of the cutting groove, and the cutting processing is continuously carried out; therefore, the upper-layer non-woven fabric and the lower-layer non-woven fabric to be processed under the action of the clamping and pulling mechanism are sequentially moved to the punching device, the compounding device and the cutting and collecting device to be processed, and finally, an independent surgical gown is formed and collected together.

According to a preferable scheme of the invention, the second fixing frame comprises two connecting seats and two connecting beams, the two connecting seats are oppositely arranged at two sides of a conveying track for conveying non-woven fabrics, the two connecting beams are arranged between the two connecting seats and are oppositely arranged up and down, wherein the connecting beam positioned above is an upper connecting beam, and the connecting beam positioned below is a lower connecting beam; the third vertical driving mechanism is arranged on the upper connecting beam, and the fixing plate is arranged on the lower connecting beam; the second punching mechanism further comprises a top plate and a heat insulation plate, the top plate and the heat insulation plate are arranged above the moving plate, the heat insulation plate is arranged between the top plate and the moving plate, and a power output shaft of the third vertical driving mechanism is connected with the top plate.

Preferably, the elastic connection structure comprises a guide block and an elastic block; the guide block comprises a guide sleeve and a guide post matched with the guide sleeve, the guide sleeve is arranged on the top plate, the lower end of the guide post is fixedly arranged on the second pressure plate, and the upper end of the guide post sequentially penetrates through the top plate and the guide sleeve and then extends upwards to the position above the guide sleeve; the elastic block comprises a limiting block, a moving block and an elastic element arranged between the limiting block and the moving block, the moving block is arranged above the limiting block, and the limiting block is fixedly arranged at the upper end of the guide post; an intermediate connecting piece is arranged between the motion block and the top plate, one end of the intermediate connecting piece is fixedly connected with the motion block, and the other end of the intermediate connecting piece is fixedly connected with the guide sleeve.

According to a preferable scheme of the invention, a through hole is formed in the first pressure plate, and the annular toothed cutter on the movable die is positioned in the through hole; the bottom surface of the first material pressing plate is provided with a downward extending annular material pressing boss which is arranged outside the circumference of the through hole; the top surface of the fixed die is provided with an annular supporting boss, the annular supporting boss is arranged outside the circumference of the cloth cutting hole and corresponds to the annular material pressing boss, and the annular supporting boss forms a supporting plate.

According to a preferable scheme of the invention, along the moving direction of the upper layer of non-woven fabric and the lower layer of non-woven fabric, waste collecting mechanisms are arranged in front of the two seam welding mechanisms, and each waste collecting mechanism comprises a collecting roller, a pressing driven wheel arranged above the collecting roller and a collecting rotation driving mechanism for driving the collecting roller to rotate; after the upper non-woven fabric and the lower non-woven fabric are subjected to side edge compounding through the roll welding mechanism, the upper non-woven fabric and the lower non-woven fabric penetrate through the collecting roller and the pressing driven wheel and then enter the middle welding module.

In a preferred embodiment of the present invention, the two rows of the pressing blocks are provided, wherein the pressing blocks in the previous row and the pressing blocks in the next row are arranged in a staggered manner.

According to a preferable scheme of the invention, the cutting and collecting device further comprises an installation frame, the installation frame is in a shape like a Chinese character 'kou', and two sides of the installation frame are fixedly connected with the rack; the motion frame is arranged above the fixing frame, the pressing driving mechanism is arranged at the top of the mounting frame, a power output shaft of the pressing driving mechanism penetrates through the top of the mounting frame and then is connected with the motion frame, and the fixing frame is fixedly arranged at the bottom of the mounting frame through the supporting plate.

In a preferred embodiment of the present invention, a collection box for collecting the individual surgical gowns is provided in front of the cutting mechanism and the cloth pressing mechanism, and the collection box is lower than the clamping mechanism.

Preferably, a plurality of support rods are arranged in the collecting box and are transversely arranged in the collecting box.

According to a preferable scheme of the invention, an auxiliary conveying mechanism is arranged behind the cutting mechanism and the cloth pressing mechanism, the auxiliary conveying mechanism comprises an upper conveying roller, a lower conveying roller and a conveying driving mechanism, the upper conveying roller is tightly pressed on the lower conveying roller, and the conveying driving mechanism consists of a conveying motor and a synchronous transmission mechanism; wherein, synchronous drive mechanism includes driving gear, last driven pulley and lower driven gear with the power take off hub connection of conveying motor, it is connected with last conveying roller to go up driven pulley, driven gear is connected with lower conveying roller down, be equipped with the driving pulley of coaxial setting on the driving gear, the driving gear sets up with lower driven gear intermeshing, be equipped with the hold-in range between driving pulley and the last driven pulley.

Compared with the prior art, the invention has the following beneficial effects:

1. the perforating device, the compounding device and the cutting and collecting device are connected together, so that perforating, compounding, cutting and collecting of the surgical gown can be automatically completed, and the production efficiency and quality of the surgical gown are improved.

2. According to the perforating device, the first module and the second module are vertically arranged and are used for simultaneously perforating the upper-layer non-woven fabric and the lower-layer non-woven fabric, so that ultrasonic welding can be immediately carried out after perforating is finished, and a finished surgical gown product is formed and is convenient to be connected with other processing equipment in a matched mode.

3. According to the punching device, the second module conducts heat to the punching needles under the action of the heating pipes, so that the punching needles have certain heat, when the punching needles contact with the lower-layer non-woven fabric, the air holes are directly hot-melted, the punching speed is accelerated, and the complete air holes are easy to process.

4. By the aid of the compounding device, automatic compound welding processing can be performed on the upper-layer non-woven fabric and the lower-layer non-woven fabric which are punched, so that finished surgical gowns are formed, manual participation is not needed, and compounding efficiency and precision of the surgical gowns are effectively improved.

5. The cutting and collecting device cuts the combined continuous medical operating gown to form the single medical operating gown, and the individual medical operating gowns are collected, so that the labor is saved, and the cutting efficiency of the operating gown is effectively improved.

Drawings

FIG. 1 is a front view of one embodiment of an intelligent production line for medical gowns of the present invention.

Fig. 2-3 are schematic structural views of the feeding device and the punching device, wherein fig. 2 is a front view, and fig. 3 is a perspective view.

Fig. 4 is a schematic view showing a process of conveying an upper layer nonwoven fabric and a lower layer nonwoven fabric in a feeding device.

Fig. 5-6 are schematic structural views of the punching device, wherein fig. 5 is a front view and fig. 6 is a perspective view.

Fig. 7 is a schematic perspective view of the first module.

Fig. 8-10 are schematic structural views of the first punching mechanism and the first pressing mechanism in fig. 7, in which fig. 8 is a front view, fig. 9 is a perspective view, and fig. 10 is a perspective view from another perspective view.

Fig. 11 is a schematic perspective view of a second module.

Fig. 12 is a perspective view of a connection beam in the second module.

Fig. 13 is a schematic perspective view of fig. 11 with the connecting beam omitted.

Fig. 14 is a perspective view of the elastic connection structure.

Fig. 15 is an exploded view of the first swage plate, the moving plate, the heat insulating plate, and the top plate.

Fig. 16-17 are schematic structural views of the perforating device and the compound device, wherein fig. 16 is a front view and fig. 17 is a perspective view.

Fig. 18 to 19 are schematic structural views of a side welding module and a middle welding module, in which fig. 18 is a front view and fig. 19 is a perspective view.

Fig. 20-23 are schematic structural views of a side welding module, where fig. 20 is a perspective view, fig. 21 is a schematic structural view of a welding rotation driving mechanism and a synchronous transmission mechanism in fig. 20, fig. 22 is a front view of a seam welding mechanism, and fig. 23 is a perspective view of the seam welding mechanism.

Fig. 24-25 are schematic structural views of a middle welding module, wherein fig. 24 is a perspective view, and fig. 25 is a schematic layout of a compression block.

Fig. 26-27 are schematic structural views of the cutting and collecting device, wherein fig. 26 is a front view, and fig. 27 is a perspective view.

Fig. 28 to 30 are schematic structural views of the auxiliary conveying mechanism and the temporary storage mechanism, wherein fig. 28 is a front view, fig. 29 is a perspective view, and fig. 30 is another perspective view.

Fig. 31 to 33 are schematic structural views of the cutting mechanism and the cloth pressing mechanism, in which fig. 31 is a front view, fig. 32 is a front view with a mounting bracket omitted, and fig. 33 is an exploded perspective view with the mounting bracket omitted.

FIG. 34 is a perspective view of the clamp-pull mechanism and collection bin.

Fig. 35 is a top view of the clamping mechanism.

Detailed Description

The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Referring to fig. 1, the intelligent production line for medical gowns of the embodiment includes a feeding device 1c, a perforating device, a combining device and a cutting and collecting device 2c, wherein the feeding device 1c, the perforating device, the combining device and the cutting and collecting device 2c are sequentially arranged on a rack along the moving direction of an upper layer of non-woven fabric and a lower layer of non-woven fabric; wherein:

referring to fig. 2 to 4, the feeding device 1c includes a mounting frame 44, a first transition tensioning assembly, a second transition tensioning assembly, and a clamping conveying mechanism; wherein, the upper non-woven fabric roll 40 and the lower non-woven fabric roll 41 are both rotatably arranged on the mounting rack 44, and the lower non-woven fabric roll 41 is arranged in front of the upper non-woven fabric roll 40 along the conveying direction of the non-woven fabrics; and the clamping and conveying mechanism is used for clamping the foremost ends of the upper-layer non-woven fabric and the lower-layer non-woven fabric and moving forwards to pull, so that the upper-layer non-woven fabric and the lower-layer non-woven fabric are conveyed forwards.

Referring to fig. 2-4, the first transitional tensioning assembly is used for conveying the lower layer of nonwoven and comprises a first pinch roller set 49 and a first tensioning roller set 43 which are arranged in front of the lower layer of nonwoven; the first clamping roller group 49 comprises a first upper clamping roller and a first lower clamping roller, the first upper clamping roller and the first lower clamping roller are vertically arranged and mutually attached, and two ends of the first upper clamping roller and two ends of the first lower clamping roller are both rotatably connected to the rack; the first tensioning roller group 43 is arranged in front of the first clamping roller group 49, the first tensioning roller group 43 comprises a first upper tensioning roller and a first lower tensioning roller, two ends of the first upper tensioning roller and two ends of the first lower tensioning roller are both arranged on the rack through adjusting connecting plates, and the adjusting connecting plates are provided with adjusting grooves for adjusting the front and rear positions of the first upper tensioning roller and the first lower tensioning roller; after being released from the lower nonwoven roll, the lower nonwoven sequentially passes through the first nip roller set 49 (passing through the space between the first upper nip roller and the first lower nip roller), the first tension roller set 43 and the transition roller 13, and then enters the space between the second nip plate 24 and the fixed plate 23, so as to wait for the processing of the vent holes.

Referring to fig. 2 to 4, the second transition tension assembly is used for conveying the upper layer of non-woven fabric and comprises a first reversing roller 51 arranged below the upper layer of non-woven fabric roll 40, a second reversing roller 52 arranged below the lower layer of non-woven fabric, a second clamping roller group 50 arranged in front of the lower layer of non-woven fabric roll and a second tension roller group 46; the second clamping roller group 50 is arranged below the first clamping roller group 49, the second clamping roller group 50 comprises a second upper clamping roller and a second lower clamping roller, the second upper clamping roller and the second lower clamping roller are vertically arranged and mutually attached, and two ends of the second upper clamping roller and two ends of the second lower clamping roller are both rotatably connected to the rack; the second tensioning roller set 46 is arranged in front of the second clamping roller set 50 and below the first tensioning roller set 43, the second tensioning roller set 46 comprises a second upper tensioning roller and a second lower tensioning roller, two ends of the second upper tensioning roller and two ends of the second lower tensioning roller are both arranged on the frame through adjusting connecting plates, and the adjusting connecting plates are provided with adjusting grooves for adjusting the front and rear positions of the second upper tensioning roller and the second lower tensioning roller; after the upper layer of non-woven fabric is released from the upper layer of non-woven fabric roll, the upper layer of non-woven fabric sequentially passes through the first reversing roller 51, the second reversing roller 52, the second clamping roller set 50 (passing through the space between the second upper clamping roller and the second lower clamping roller), the second tensioning roller set 46 and the guide roller 9 and then enters the space between the first pressure plate 17 and the support plate to wait for the processing of the connecting holes.

2-4, a first set of temporary rollers 42 is also provided between the first set of clamping rollers 49 and the first set of clamping rollers 43, said first set of temporary rollers 42 comprising a first set of fixed rollers 53 and a moving roller 54; the first fixed roller group 53 comprises a first fixed roller and a second fixed roller, two ends of the first fixed roller and two ends of the second fixed roller are both rotatably connected to the rack and are arranged in parallel; the moving roller 54 is arranged below the first fixed roller and the second fixed roller, two ends of the moving roller 54 are connected with the rack through the vertical guide mechanism 25, and the rack is provided with a sensor for detecting the height position of the moving roller 54; the lower layer nonwoven fabric is released from the lower layer nonwoven fabric roll 41, passes through the first nip roller group 49 (passing through between the first upper nip roller and the first lower nip roller), the first fixed roller, the moving roller 54, the second fixed roller, the first tension roller group 43 and the transition roller 13 in sequence, enters between the second nip plate 24 and the fixed plate 23, and waits for the processing of the vent holes. In addition, a second intermediate roller set 45 is arranged between the second clamping roller set 50 and the second tensioning roller set 46, and the second intermediate roller set 45 is arranged below the first intermediate roller set 42, the specific structure of which can be seen from the above-described embodiment of the first intermediate roller set 42.

Referring to fig. 3, the mounting frame 44 is provided with a first feeding driving mechanism 47 for driving the upper non-woven fabric roll 40 to rotate and a second feeding driving mechanism 48 for driving the lower non-woven fabric roll to rotate, so that the load of the clamping and conveying mechanism can be reduced, and the non-woven fabric can be conveyed forwards conveniently.

Referring to fig. 5 to 15, the perforation device of the present embodiment includes a first module 1 for processing an upper layer of non-woven fabric and a second module 2 for processing a lower layer of non-woven fabric, and the first module 1 is disposed below the second module 2.

The first module 1 comprises a first fixing frame, a first punching mechanism arranged on the first fixing frame and a first pressing mechanism used for pressing non-woven fabrics to be punched; the first punching mechanism comprises a movable die, a fixed die 20 arranged corresponding to the movable die and a first vertical driving mechanism 15 for driving the movable die to vertically move, the movable die is provided with an annular toothed cutter 16 for cutting a connecting hole in the non-woven fabric, the fixed die 20 is fixedly arranged on a first fixed frame, and the center of the fixed die 20 is provided with a cloth cutting hole for avoiding the annular toothed cutter 16; the first pressing mechanism comprises a first pressing plate 17 and a second vertical driving mechanism 11 for driving the first pressing plate 17 to move vertically, and a supporting plate for supporting non-woven fabrics is arranged below the first pressing plate 17;

the second module 2 comprises a second fixing frame, a second punching mechanism arranged on the second fixing frame, a heating assembly and a second pressing mechanism for pressing the non-woven fabric to be punched; the second punching mechanism comprises a moving plate 35, a fixed plate 23 arranged below the moving plate 35 and a third vertical driving mechanism 14 for driving the moving plate 35 to perform vertical movement, the moving plate 35 is provided with a plurality of punching needles for punching vent holes on the non-woven fabric, and the fixed plate 23 is provided with a plurality of fixed holes corresponding to the punching needles one to one; the heating component comprises a heater and a heating pipe 21, one end of the heating pipe 21 is connected with the heater, and the other end of the heating pipe is connected with the moving plate 35; the second pressing mechanism comprises a second pressing plate 24 and an elastic connecting structure 4, the second pressing plate 24 is arranged between the moving plate 35 and the fixing plate 23, one end of the elastic connecting structure 4 acts on the second pressing plate 24, the other end of the elastic connecting structure acts on the moving plate 35, and a plurality of avoidance holes corresponding to the punching needles one to one are formed in the second pressing plate 24; in a non-working state, the second pressure plate 24 is suspended between the moving plate 35 and the fixing plate 23 through the elastic connecting structure 4, and in a working state, the second pressure plate 24 is pressed on the fixing plate 23 through elastic deformation of the elastic connecting structure 4; the length of the perforating needle is larger than the depth of the avoiding hole.

Referring to fig. 6 to 10, the first fixing frame includes two fixing seats 3 and two mounting beams; the two fixed seats 3 are oppositely arranged at two sides of a conveying track for conveying non-woven fabrics, the two mounting beams are arranged between the two fixed seats 3 and are oppositely arranged up and down, wherein the mounting beam positioned at the upper part is an upper mounting beam 5, and the mounting beam positioned at the lower part is a lower mounting beam 6; the first vertical driving mechanism 15 is connected to the upper mounting beam 5 through a fixing block 29, and the fixed die 20 is arranged on the lower mounting beam 6. Through setting up such first mount for the non-woven fabrics passes through between last installation roof beam 5 and lower installation roof beam 6 at transportation process, thereby makes first punching mechanism can process the non-woven fabrics continuously and punch, has improved punching efficiency, and be favorable to the conveying mechanism cooperation with the non-woven fabrics, make whole equipment structure compacter.

Referring to fig. 6 to 9, the mounting beam is composed of two oppositely disposed mounting plates, the first vertical driving mechanism 15 is disposed between the two mounting plates of the upper mounting beam 5, and the fixed die 20 is disposed between the two mounting plates of the lower mounting beam 6.

Referring to fig. 8-10, the movable mold is connected to the power output shaft of the first vertical driving mechanism 15 through a connecting member, the connecting member includes a horizontal connecting plate 27 and two connecting lugs 28, the two connecting lugs 28 are oppositely arranged on the horizontal connecting plate 27, and the power output shaft of the first vertical driving mechanism 15 is arranged between the two connecting lugs 28.

Referring to fig. 8-10, the first punching mechanism further comprises two guide assemblies 12, wherein the two guide assemblies 12 are positioned at two sides of the first vertical driving mechanism 15; each guide assembly 12 comprises a guide sleeve and a guide post matched with the guide sleeve, the upper end of the guide post is fixedly arranged on the upper mounting beam 5, and the guide sleeve is fixedly connected with the horizontal connecting plate 27. Through the arrangement of the guide assembly 12, the first vertical driving mechanism 15 is ensured to drive the movable die to perform linear motion in the vertical direction, so that the annular toothed knife 16 is ensured to be capable of accurately cutting the connecting holes in the upper-layer non-woven fabric.

Referring to fig. 8-10, a through hole is formed in the first pressure plate 17, and the annular toothed cutter 16 on the movable die is located in the through hole; the bottom surface of the first pressing plate 17 is provided with an annular pressing boss 18 extending downwards, and the annular pressing boss 18 is arranged outside the circumference of the through hole; the top surface of the fixed die 20 is provided with an annular supporting boss 19, the annular supporting boss 19 is arranged outside the circumference of the cloth cutting hole and corresponds to the annular material pressing boss 18, and the annular supporting boss 19 forms a supporting plate. Through the excircle department that annular swage boss 18 and annular support boss 19 pressed the position of punching of upper non-woven fabrics compresses tightly to can ensure that annular serrated knife 16 is compressed tightly when the downstream upper non-woven fabrics, be favorable to accurately processing out the link hole on the upper non-woven fabrics.

Referring to fig. 8-10, the second vertical driving mechanism 11 is composed of two cylinders, the two cylinders are respectively disposed on two sides of the guiding assembly 12, the cylinder body is fixedly disposed on the upper mounting beam 5, and the telescopic members are both connected with the first pressure plate 17.

Referring to fig. 5-6, guide rollers 9 are disposed on the front and rear sides of the lower mounting beam 6, and two ends of the guide rollers 9 are rotatably disposed on the two fixing seats 3, respectively. The guide roller 9 is arranged to facilitate the transportation of the non-woven fabric.

Referring to fig. 5, 11 and 12, the second fixing frame includes two connecting seats 8 and two connecting beams, the two connecting seats 8 are oppositely disposed at two sides of a conveying track for conveying non-woven fabrics, the two connecting beams are disposed between the two connecting seats 8 and are oppositely disposed up and down, wherein the upper connecting beam is an upper connecting beam 7, and the lower connecting beam is a lower connecting beam 10; transition rollers 13 are arranged on the front side and the rear side of the lower connecting beam 10; the third vertical driving mechanism 14 is arranged on the upper connecting beam 7, and the fixing plate 23 is arranged on the lower connecting beam 10. Through setting up such second mount for the non-woven fabrics passes through between last tie-beam 7 and tie-beam 10 down at transportation process, thereby makes the second mechanism of punching can process the non-woven fabrics continuously and punch, has improved the efficiency of punching, and be favorable to the conveying mechanism cooperation with the non-woven fabrics, make whole equipment structure compacter.

Referring to figures 5, 11 and 12, the connector beam comprises two opposing connector tiles, each of which is curved towards the middle to form a shape in which the two connector tiles approach at their middle and are gradually spread apart on either side.

Referring to fig. 15, the second hole punching mechanism further includes a top plate 37 disposed above the moving plate 35, and a heat insulation plate 36, the heat insulation plate 36 is disposed between the top plate 37 and the moving plate 35, and the power output shaft of the third vertical driving mechanism 14 is connected to the top plate 37.

Referring to fig. 13, two rib plates 22 are arranged opposite to each other on the top plate 37, and the power output shaft of the third vertical driving mechanism 14 is arranged between the two rib plates 22.

Referring to fig. 14, the elastic connection structure 4 includes a guide block and an elastic block; the guide block comprises a guide sleeve 32 and a guide post 33 matched with the guide sleeve 32, the guide sleeve 32 is arranged on a top plate 37, the lower end of the guide post 33 is fixedly arranged on the second pressure plate 24, and the upper end of the guide post passes through the top plate 37 and the guide sleeve 32 in sequence and then extends upwards to the upper part of the guide sleeve 32; the elastic block comprises a limiting block 31, a moving block 29 and an elastic element 34 arranged between the limiting block 31 and the moving block 29, the moving block 29 is arranged above the limiting block 31, and the limiting block 31 is fixedly arranged at the upper end of the guide column 33; an intermediate connecting piece 30 is arranged between the moving block 29 and the top plate 37, one end of the intermediate connecting piece 30 is fixedly connected with the moving block 29, and the other end of the intermediate connecting piece 30 is fixedly connected with the guide sleeve 32. During operation, the third vertical driving mechanism 14 drives the top plate 37, the heat insulation plate 36, the moving plate 35 and the second pressure plate 24 to move downwards, after the second pressure plate 24 contacts the fixing plate 23, in the process that the top plate 37, the heat insulation plate 36 and the moving plate 35 continue to move downwards, the top plate 37 drives the guide sleeve 32 to move downwards, so as to drive the moving block 29 to move downwards through the intermediate connecting member 30, and further continuously compress the elastic element 34, so that the elastic element 34 generates a downward elastic force on the limiting block 31, and the second pressure plate 24 is ensured to press the lower layer of non-woven fabric on the fixing plate 23, meanwhile, after the second pressure plate 24 contacts the fixing plate 23, since the elastic element 34 can generate elastic deformation (compression), the top plate 37, the heat insulation plate 36 and the moving plate 35 can also continue to move downwards, and finally, the second pressure plate 24 is formed to press the lower layer of non-woven fabric on the fixing plate 23 first, the perforating needle on the moving plate 35 moves downwards again to perform perforating processing, and the design is ingenious.

Referring to fig. 15, two sets of mounting connection plates 38 are disposed on the top plate 37 and extend to the front and rear sides of the top plate 37, and four elastic connection structures 4 are disposed on the two sets of mounting connection plates 38. Through setting up four elastic connection structure 4 for roof 37, heat insulating board 36, motion board 35 and second pressure flitch 24 homoenergetic can receive even elasticity, thereby ensure that second pressure flitch 24 can the level compress tightly lower floor's non-woven fabrics on fixed plate 23 downwards, and can ensure that the perforating needle on the motion board 35 can remain vertical decurrent state throughout and punch the ventilation hole on lower floor's non-woven fabrics.

Referring to fig. 13, the second hole punching mechanism further includes two guiding mechanisms 25, the two guiding mechanisms 25 are respectively disposed on two sides of the power output shaft of the third vertical driving mechanism 14, wherein the guide pillar block of each guiding mechanism 25 is fixedly disposed on the upper connecting beam 7, and the guide sleeve block of the guiding mechanism 25 is matched with the guide pillar block and is fixedly connected with the top plate 37. Through the setting of guiding mechanism 25, be favorable to moving plate 35 to carry out the motion of vertical direction, improve the precision of punching.

Referring to fig. 5 to 15, the operation principle of the punching device of the present embodiment is as follows:

when the non-woven fabrics of waiting to punch on upper strata and the non-woven fabrics of waiting to punch on lower floor move respectively to first punching station (between movable mould and cover half 20) and the second station of punching (between second pressure flitch 24 and the fixed plate 23), first module 1 and second module 2 begin to punch simultaneously and process, and wherein, the concrete course of working of first module 1 is: the second vertical driving mechanism 11 drives the first pressure plate 17 to move downwards to press the upper layer of non-woven fabric to be punched on the supporting plate, then the first vertical driving mechanism 15 drives the movable die to move downwards, the annular toothed knife 16 arranged on the movable die moves downwards along with the movable die, and a connecting hole is cut in the non-woven fabric in the process of extending downwards into the cloth cutting hole of the fixed die 20; then, the first vertical driving mechanism 15 drives the movable mold to move upwards, when the annular toothed knife 16 returns to the initial position again and leaves the non-woven fabric, the second vertical driving mechanism 11 drives the first pressure plate 17 to move upwards, the non-woven fabric is not pressed, and therefore the processing of the connecting hole of the upper non-woven fabric is completed;

the specific processing process of the second module 2 is as follows: the heater operates to transfer heat to the moving plate 35 through the heating pipe 21, thereby heating the perforating needles provided on the moving plate 35; the third vertical driving mechanism 14 drives the moving plate 35 to move downwards, and the second pressure plate 24 is arranged between the moving plate 35 and the fixed plate 23, so that the second pressure plate 24 is firstly contacted with the fixed plate 23 under the driving of the third vertical driving mechanism 14, meanwhile, in the process that the third vertical driving mechanism 14 continues to drive the moving plate 35 to move downwards, the elastic connecting structure 4 is elastically deformed, and the moving plate 35 overcomes the elasticity of the elastic connecting structure 4 and continues to move downwards; at this time, the second pressure plate 24 compresses the non-woven fabric between the second pressure plate 24 and the fixing plate 23 under the elastic force of the elastic connecting structure 4, and the plurality of perforating needles on the moving plate 35 sequentially pass through the avoiding hole, the non-woven fabric and the fixing hole in the downward moving process, and meanwhile, because the perforating needles have heat, a plurality of vent holes are processed in a hot melting manner when the perforating needles contact the lower layer of non-woven fabric; finally, the third vertical driving mechanism 14 drives the moving plate 35 to move upwards, so that the perforating needles leave the lower-layer non-woven fabric, in the upward movement process of the moving plate 35, the elastic connecting structure 4 gradually recovers to the initial state, the second pressing plate 24 leaves the fixing plate 23, the lower-layer non-woven fabric is not pressed, and the processing of the vent holes is completed. ' Qiyi

Referring to fig. 16 to 25, the composite device of the embodiment includes a side welding module 1a, a middle welding module 2a, and a clamping and pulling mechanism for clamping the upper layer of non-woven fabric and the lower layer of non-woven fabric to be conveyed forward; the middle welding module 2a is arranged in front of the side welding module 1a along the moving direction of the upper non-woven fabric and the lower non-woven fabric; the side edge welding module 1a comprises two opposite seam welding mechanisms 3a, and each seam welding mechanism 3a comprises a welding head 13a, a pinch roller 12a arranged above the welding head 13a, a side edge pressing driving mechanism 11a for driving the pinch roller 12a to move vertically and a welding rotation driving mechanism for driving the pinch roller 12a to rotate; the middle welding module 2a comprises a welding plate 16a, a plurality of pressing blocks 15a and a middle pressing driving mechanism 17a for driving the pressing blocks 15a to move vertically, and the pressing blocks 15a are sequentially arranged above the welding plate 16a along a direction perpendicular to the conveying direction of the non-woven fabric; the welding head 13a and the welding plate 16a are both connected with an ultrasonic welding device.

The waste material knife is arranged on the pressing wheel 12a and is arranged on the outer side of the pressing wheel 12a in a surrounding mode. Through the setting of waste material sword, when pinch roller 12a compresses tightly upper non-woven fabrics and lower floor's non-woven fabrics on soldered connection 13a, can follow the forward movement of non-woven fabrics and amputate the surplus waste material outside the welding position in the rotation process, kill two birds with one stone to be favorable to unifying the specification of operating coat.

Referring to fig. 22-23, along the moving direction of the upper layer non-woven fabric and the lower layer non-woven fabric, a waste collecting mechanism is arranged in front of each of the two seam welding mechanisms 3a, and the waste collecting mechanism comprises a collecting roller 8a, a pressing driven wheel 7a arranged above the collecting roller 8a, and a collecting rotation driving mechanism for driving the collecting roller 8a to rotate; after the upper-layer non-woven fabric and the lower-layer non-woven fabric are subjected to side edge compounding through the seam welding mechanism 3a, the upper-layer non-woven fabric and the lower-layer non-woven fabric penetrate through the collecting roller 8a and the pressing driven wheel 7a and then enter the middle welding module 2 a. After the side waste material cloth of upper non-woven fabrics and lower floor's non-woven fabrics was amputated, compress tightly from driving wheel 7a and compress tightly waste material cloth on collecting gyro wheel 8a, collect simultaneously and rotate actuating mechanism drive collection gyro wheel 8a and rotate to drive waste material cloth and move one section distance forward, be convenient for with accomplish the compound upper non-woven fabrics of side and the separation of lower floor's non-woven fabrics, and be convenient for retrieve.

Referring to fig. 22 to 23, the pressing follower 7a is connected to the power output member of the side pressing drive mechanism 11a via a connecting member 10 a. In this way, the side pressing driving mechanism 11a drives the pressing wheel 12a to move downwards and simultaneously drives the pressing driven wheel 7a to move downwards, so that the pressing driven wheel 7a can be always pressed on the collecting roller 8a even in the moving process of the waste cloth, and the waste cloth is conveyed forwards; in addition, the vertical movement of the pressing wheel 12a and the pressing driven wheel 7a is realized through the side pressing driving mechanism 11a, the structure is simple, and the control is convenient.

Referring to fig. 22 to 23, the scrap collecting mechanism further includes a guide plate 9a, one end of which 9a is disposed below the collecting roller 8a and the other end extends obliquely forward and downward. Through the arrangement of the guide plate 9a, the waste cloth can move forwards under the drive of the collecting roller 8a and then can move downwards continuously along the guide plate 9a, so that the waste cloth can be recovered subsequently.

Referring to fig. 21, the welding rotation driving mechanism of one of the seam welding mechanisms 3a is composed of a motor 5a and a belt transmission mechanism including a driving pulley 16a, a driven pulley 17a, and a transmission belt 18a wound around between the driving pulley 16a and the driven pulley 17a, the driving pulley 16a is connected to the power output shaft of the motor 5a, and the driven pulley 17a is connected to the pinch roller 12a through a connecting rod. The rotation of the motor 5a driving the pinch roller 12a is realized through the arrangement of the belt transmission mechanism. In this embodiment, a tightening wheel 19a is provided for tightening the belt, which tightening wheel 19a presses against the belt.

Referring to fig. 21, the welding rotation driving mechanism further includes a synchronous transmission mechanism, which includes a synchronous transmission rod 4a, a driving synchronous wheel disposed at one end of the synchronous transmission rod 4a, and a driven synchronous wheel disposed at the other end of the synchronous transmission rod 4 a; the transmission belt 18a is wound among the driving wheel 16a, the driven wheel 17a and the driving synchronous wheel; the pinch roller 12a of the other seam welding mechanism 3a is connected with a synchronous driven wheel, and a synchronous belt is wound between the synchronous driven wheel and the driven synchronous wheel. Through the setting of synchronous drive mechanism, realize that a motor 5a drives pinch roller 12a of two seam welding mechanisms 3 and rotate simultaneously to improve two pinch roller 12 a's synchronism, be favorable to improving the excision precision of the side compound precision of upper non-woven fabrics and lower floor's non-woven fabrics and waste material.

Referring to fig. 21, both ends of the synchronous transmission rod 4a are provided with synchronous gears 21a, and the synchronous gears 21a are arranged outside the driven synchronous wheels; a driven gear 20a is connected to each of the collecting rollers 8a in front of the two seam welding mechanisms 3a, and each of the driven gears 20a is meshed with the synchronizing gear 21 a. Through the setting of synchronizing gear 21a and driven gear 20a for synchronizing gear 21a, driven gear 20a, synchronous drive mechanism, belt and motor 5a constitute collection rotation actuating mechanism makes and drives two collection gyro wheels 8a simultaneously and rotate and drive two pinch rollers 12a and rotate under motor 5a and synchronous drive mechanism's effect, has ensured the synchronism of two garbage collection mechanisms and two seam welding mechanisms 3a, and adopt a motor 5a can drive two collection gyro wheels 8a and rotate, saves power unit.

Referring to fig. 25, the pressing blocks 15a are hexagonal, and each of the pressing blocks 15a has two rows, wherein the pressing blocks 15a in the previous row and the pressing blocks 15a in the next row are staggered from each other. In the middle compounding process, firstly, the pressing and compound welding of the pressing blocks 15a in the next row is carried out, and then, the pressing and compound welding of the pressing blocks 15 in the previous row is carried out on the same compounding position of the non-woven fabric; because the pressing blocks 15a and the middle pressing driving mechanism 17a have certain volumes, a plurality of pressing blocks 15a which are densely arranged cannot be arranged on the same transverse line, so that the composite welding points on the composite position of the non-woven fabric are too few and the intervals are large, the upper non-woven fabric and the lower non-woven fabric are easy to loosen and separate, and the use quality is influenced; and through setting up two compact heap 15a, at first carry out primary hybrid welding in the complex position of non-woven fabrics, carry out secondary hybrid welding again between the hybrid welding point that forms when first hybrid welding after that to reduce the interval between every hybrid welding point, can take place the phenomenon of leaking out when avoiding the operating coat, and make the operating coat more firm.

Referring to fig. 21-24, the fan 14a is disposed at the corresponding position of the welding head 13a and the welding plate 16a, so that the temperature of the welding head 13a and the welding plate 16a can be reduced during the composite welding process, and the purpose of heat dissipation can be achieved.

The clamping and pulling mechanism comprises a clamping mechanism and a driving mechanism, wherein the clamping mechanism is used for clamping the foremost ends of the upper layer of non-woven fabric and the lower layer of non-woven fabric, the driving mechanism is used for driving the clamping mechanism to move forwards, and the clamping mechanism comprises a clamping assembly and a clamping driving mechanism used for driving the clamping assembly to close or separate. The non-woven fabric is clamped and loosened through closing and separation of the clamping assembly, and under the driving of the driving mechanism, the clamping mechanism clamps the upper non-woven fabric and the lower non-woven fabric to continuously move forwards, so that the upper non-woven fabric and the lower non-woven fabric are conveyed.

Referring to fig. 16-25, the working principle of the composite device of the present embodiment is:

the upper-layer non-woven fabric and the lower-layer non-woven fabric which are subjected to punching processing move forwards under the pulling of the clamping and pulling mechanism, when the upper-layer non-woven fabric and the lower-layer non-woven fabric move to the side edge welding processing station of the side edge welding module 1a (the two sides of the upper-layer non-woven fabric and the lower-layer non-woven fabric are both positioned between the welding head 13a and the pressing wheel 12a of the two seam welding mechanisms 3 a), at the moment, the side edge pressing driving mechanisms 11a of the two seam welding mechanisms 3a simultaneously drive the pressing wheel 12a to move downwards, the two sides of the upper-layer non-woven fabric and the lower-layer non-woven fabric to be compounded are both pressed on the welding head 13a, the ultrasonic welding equipment works, and the two sides of the; meanwhile, the welding rotation driving mechanism drives the pressing wheel 12a to rotate, and the clamping and pulling mechanism continuously conveys the upper layer non-woven fabric and the lower layer non-woven fabric forwards, so that continuous side edge composite processing is realized, and the side edges of the upper layer non-woven fabric and the lower layer non-woven fabric are combined together; in the roll welding process, the pressing wheel 12a is driven to rotate actively through the welding rotation driving mechanism, so that the upper-layer non-woven fabric and the lower-layer non-woven fabric are pressed on the welding head 13a in the moving process, the smooth completion of ultrasonic welding is ensured, and the composite failure caused by insufficient pressing force is avoided. When the position to be compounded on the upper non-woven fabric and the lower non-woven fabric which are subjected to side compounding is moved to a middle welding processing station of the middle welding module 2a (between the pressing block 15a and the welding plate 16 a), the middle pressing driving mechanism 17a drives the pressing blocks 15a to descend simultaneously, and the cloth at the position to be compounded is pressed on the welding plate 16a, so that the middle positions of the upper non-woven fabric and the lower non-woven fabric are compounded together; so constantly, the side and the middle part of the upper non-woven fabrics and the lower non-woven fabrics which are processed by punching are welded together in a compounding way, and a continuous finished surgical gown is formed.

Referring to fig. 26 to 35, the cutting and collecting device 2c of the present embodiment includes a cutting mechanism/cloth pressing mechanism 2b and a clamping and pulling mechanism; the cloth pressing mechanism 2b comprises a fixed frame 25b, a moving frame 20b and a pressing driving mechanism 19b for driving the moving frame 20b to move vertically, the fixed frame 25b and the moving frame 20b are arranged oppositely up and down, and cutting grooves 27b are formed in the fixed frame 25b and the moving frame 20 b; the cutting mechanism comprises a cutting knife 26b and a cutting driving mechanism 22b for driving the cutting knife 26b to move vertically, and the cutting knife 26b is arranged below the cloth pressing mechanism 2b and corresponds to the cutting groove 27 b; the clamping and pulling mechanism comprises a clamping mechanism 28b for clamping the surgical gown to be cut and a collection driving mechanism 7b for driving the clamping mechanism 28b to move forwards, and the clamping mechanism 28b comprises a clamping assembly 30b and a clamping driving mechanism for driving the clamping assembly 30b to close or separate.

Referring to fig. 26 and 34, the clamping mechanism 28b is disposed in front of the cloth pressing mechanism 2b in the transport direction of the surgical gown; the front sides of the fixed frame 25b and the moving frame 20b are provided with transition grooves 21b for avoiding the clamping assembly 30b, and the transition grooves 21b extend to the rear sides of the cutting grooves 27 b. After the cutting process is completed, the front end of the surgical gown, the rear part of which is still continuous, is positioned at the rear side of the cutting groove 27b, and at this time, the clamping unit 30b of the clamping mechanism 28b can be moved to the rear side of the cutting groove 27b through the transition groove 21b to clamp the front end of the surgical gown to be cut for subsequent forward conveyance.

Referring to fig. 31, the device further comprises a mounting frame 23b, wherein the mounting frame 23b is shaped like a Chinese character 'kou', and two sides of the mounting frame 23b are fixedly connected with the frame 5 b; the moving frame 20b is arranged above the fixed frame 25b, the pressing driving mechanism 19b is arranged at the top of the mounting frame 23b, a power output shaft of the pressing driving mechanism 19b penetrates through the top of the mounting frame 23b and then is connected with the moving frame 20b, and the fixed frame 25b is fixedly arranged at the bottom of the mounting frame 23b through a supporting plate. The arrangement of the cloth pressing mechanism 2b and the cutting mechanism is convenient through the arrangement of the fixed frame 25 b; the moving frame 20b is arranged above the fixed frame 25b, so that the pressing driving mechanism 19b can be arranged on the top of the mounting frame 23b, the interference with the cutting driving mechanism 22b can be avoided, the space is fully and reasonably utilized, and the layout of the whole equipment is more compact.

Referring to fig. 31-33, the cutting blade 26b of the cutting mechanism is mounted on the mounting plate and is located within the mounting frame 23 b; the cutting driving mechanism 22b is arranged at the bottom of the mounting frame 23b, and a power output shaft of the cutting driving mechanism 22b penetrates through the bottom of the mounting frame 23b and then is connected with the mounting plate.

Referring to fig. 31 to 33, the cutting mechanism further includes a guide mechanism 24b, a guide sleeve of the guide mechanism 24b is fixedly disposed at the bottom of the mounting frame 23b, and a guide post of the guide mechanism 24b is disposed on the guide sleeve in a matching manner, penetrates through the bottom of the mounting frame 23b, and is connected with the mounting plate through a connecting plate. By the arrangement of the guide mechanism 24b, the cutter 26b can be ensured to move upwards along the vertical direction, and the cutting precision is improved.

Referring to fig. 34, the collecting and driving mechanism 7b is composed of a motor and two belt transmission mechanisms, wherein the two belt transmission mechanisms are respectively arranged at two sides of the frame 5 b; each belt transmission mechanism comprises a driving wheel, a driven wheel and a conveying belt surrounding between the driving wheel and the driven wheel, a synchronous transmission rod is arranged between the driving wheels of the two belt transmission mechanisms, and a power output shaft of the motor is connected with the synchronous transmission rod; the collecting driving mechanism 7b further comprises a moving plate 29b, two ends of the moving plate 29b are respectively and fixedly connected to the conveying belts of the two belt transmission mechanisms, and the clamping mechanism 28b is fixedly arranged on the moving plate 29 b. The drive of the clamping mechanism 28b is realized by a motor and two belt drives.

Referring to fig. 34 and 35, a plurality of the clamping mechanisms 28b are provided on the moving plate 29 b; the fixed frame 25b and the moving frame 20b have a plurality of transition grooves 21b, and correspond to the clamping assemblies 30b of the plurality of clamping mechanisms 28b one by one. By providing the clamping mechanisms 28b, a plurality of positions at the front end of the operating coat can be uniformly clamped, which is beneficial to improving the stability of forward pulling. In this embodiment, the clamping driving mechanism is composed of a finger cylinder 31b, the two clamping members of the clamping assembly 30b are respectively disposed on the two power members of the finger cylinder 31b, and the clamping surface of one of the clamping members is provided with anti-slip teeth.

Referring to fig. 34, a linear guide mechanism 24b is arranged between the moving plate 29b and the frame 5b, the linear guide mechanism 24b is a linear guide rail fixedly arranged on the frame 5b, and a linear slider matched with the linear guide rail is fixedly arranged at the bottom of the moving plate 29 b. The arrangement of the linear guide mechanism 24b is beneficial to improving the linear motion precision of the motion plate 29b, thereby improving the precision of the forward movement of the clamping mechanism 28b when clamping the surgical gown and ensuring the smooth forward conveying of the surgical gown.

Referring to fig. 26, 27 and 34, a collection box 4b for collecting the individual surgical gowns is provided in front of the cutting mechanism and the cloth pressing mechanism 2b, and the collection box 4b is lower than the clamping mechanism 28 b. By the arrangement of the collection box 4b, the single surgical gown formed after cutting is moved forward into the collection box 4b to be stored by the collection driving mechanism 7b and the clamping mechanism 28 b.

Referring to fig. 27 and 34, a plurality of the support rods 3b are provided in the collection box 4b, and the plurality of the support rods 3b are arranged in the collection box 4b in a transverse direction. Through setting up many die-pins 3b for solitary operating coat can hang on die-pin 3b when dropping in collecting box 4b with the ease, is favorable to subsequent manual work to shift or pack etc. like this.

Referring to fig. 26-30, an auxiliary conveying mechanism 1b is arranged behind the cutting mechanism and the cloth pressing mechanism 2b, the auxiliary conveying mechanism 1b comprises an upper conveying roller 16b, a lower conveying roller 17b and a conveying driving mechanism, the upper conveying roller 16b is pressed on the lower conveying roller 17b, and the conveying driving mechanism is composed of a conveying motor 18b and a synchronous transmission mechanism; wherein, synchronous drive mechanism includes driving gear 8b, last driven pulley 14b and lower driven gear 10b with the power take off hub connection of conveying motor 18b, it is connected with last conveying roller 16b to go up driven pulley 14b, lower driven gear 10b is connected with lower conveying roller 17b, be equipped with the driving pulley 9b of coaxial setting on the driving gear 8b, driving gear 8b sets up with lower driven gear 10b intermeshing, be equipped with hold-in range 15b between driving pulley 9b and the last driven pulley 14 b. Through the arrangement of the auxiliary conveying mechanism 1b, the surgical gown after the composite processing is finished can be conveyed forwards more easily under the action of the auxiliary conveying mechanism 1, the loads of the clamping mechanism 28b and the collecting and driving mechanism 7b are reduced, and the situation that the clamping mechanism 28b loosens the surgical gown under the condition of overlarge pulling force to cause failure of forward conveying is avoided.

Referring to fig. 28-30, a temporary storage mechanism 6b is arranged between the auxiliary conveying mechanism 1b and the cutting mechanism; the temporary storage mechanism 6b comprises a fixed roller group and a moving roller 11 b; the fixed roller group comprises a first fixed roller 13b and a second fixed roller 12b, two ends of the first fixed roller 13b and two ends of the second fixed roller 12b are both rotatably connected to the rack 5b and are arranged in parallel; the moving roller 11b is arranged below the first fixed roller 13b and the second fixed roller 12b, two ends of the moving roller 11b are connected with the rack 5b through vertical guide mechanisms 24b, and the rack 5b is provided with a sensor for detecting the height position of the moving roller 11 b; after the combined processing is completed and the continuous surgical gown passes through the space between the upper conveying roller 16b and the lower conveying roller 17b, the surgical gown sequentially passes through the first fixed roller 13b, the moving roller 11b and the second fixed roller 12b, and finally enters the space between the fixed frame 25b and the moving frame 20b to wait for cutting processing. Through the setting of temporary storage mechanism 6b for accomplish combined machining's gown can be carried forward at once, temporarily leave in between motion roller 11b and the fixed roller set, then cut the processing gradually carrying the station and cut, make and cut station and compound station and can process alone, both need not to carry out the cooperation of high accuracy, thereby improve the machining efficiency of two stations effectively.

Referring to fig. 26 to 35, the working principle of the cutting and collecting device 2c of the present embodiment is:

when the continuous to-be-cut surgical gown which is subjected to combined processing is conveyed to a cutting station (located between the fixed frame 25b and the moving frame 20 b), the collecting and driving mechanism 7b drives the clamping mechanism 28b to move forwards, so that the continuous to-be-cut surgical gown is driven to move forwards by one unit segment, and the to-be-cut position on the to-be-cut surgical gown is moved to the corresponding position of the cutting groove 27 b; then, the cloth pressing driving mechanism drives the moving frame 20b to vertically move and tightly press the fixed frame 25b, so that the front side and the rear side of the position to be cut of the operating coat to be cut are tightly pressed; subsequently, the cutting driving mechanism 22b drives the cutter 26b to move upwards, and the cutter 26b continues to move upwards after passing through the cutting groove 27b, so that the continuous surgical gown is cut off to form the single surgical gown; after cutting off the continuous surgical gown, the cutting driving mechanism 22b drives the cutting knife 26b to return, the collecting driving mechanism 7b drives the clamping mechanism 28b to move forwards for a certain distance, so that the tail end of the single surgical gown formed by cutting leaves the cutting station, and then the clamping driving mechanism drives the clamping assembly 30b to release the front end of the surgical gown which is cut off, so that the single surgical gown which is cut off falls on a designated position. After the first cutting process is finished, the collection driving mechanism 7b drives the clamping mechanism 28b to return to the cutting station, and under the driving of the clamping driving mechanism, the clamping assembly 30b clamps the front end of the continuous surgical gown on the rear part which is just finished to be cut, and the continuous surgical gown is continuously pulled forward under the driving of the collection driving mechanism 7b, so that the next position to be cut is moved to the corresponding position of the cutting groove 27b, and the cutting process is continuously carried out; thus, the continuous operating gown which is subjected to the composite treatment is continuously cut into individual operating gowns and collected together.

The above description is for the purpose of illustration and description, and is not intended to be exhaustive or to limit the invention to the precise form disclosed, and all changes, modifications, substitutions, combinations, and omissions that may be made in the form and detail of the present invention without departing from the spirit and principles of the invention are intended to be embraced therein.

Claims

1. The intelligent production line of the medical surgical gown is characterized by comprising a feeding device, a punching device, a compounding device and a cutting and collecting device, wherein the feeding device, the punching device, the compounding device and the cutting and collecting device are sequentially arranged on a rack along the moving direction of an upper layer of non-woven fabric and a lower layer of non-woven fabric; wherein the content of the first and second substances,

the cutting and collecting device comprises a cutting mechanism, a cloth pressing mechanism and a clamping and pulling mechanism; the cloth pressing mechanism comprises a fixed frame, a moving frame and a pressing driving mechanism for driving the moving frame to move vertically, the fixed frame and the moving frame are arranged oppositely up and down, and cutting grooves are formed in the fixed frame and the moving frame; the cutting mechanism comprises a cutter and a cutting driving mechanism for driving the cutter to move vertically, and the cutter is arranged below the cloth pressing mechanism and corresponds to the cutting groove; the clamping and pulling mechanism comprises a clamping mechanism and a collecting driving mechanism for driving the clamping mechanism to move forwards, and the clamping mechanism comprises a clamping assembly and a clamping driving mechanism for driving the clamping assembly to close or separate; the upper non-woven fabric and the lower non-woven fabric sequentially pass through the punching device and the compounding device from the feeding device and are finally clamped by the clamping mechanism of the cutting and collecting device;

the second fixing frame comprises two connecting seats and two connecting beams, the two connecting seats are oppositely arranged on two sides of a conveying track for conveying non-woven fabrics, the two connecting beams are arranged between the two connecting seats and are oppositely arranged up and down, the connecting beam positioned above is an upper connecting beam, and the connecting beam positioned below is a lower connecting beam; the third vertical driving mechanism is arranged on the upper connecting beam, and the fixing plate is arranged on the lower connecting beam; the second punching mechanism further comprises a top plate and a heat insulation plate, the top plate is arranged above the moving plate, the heat insulation plate is arranged between the top plate and the moving plate, and a power output shaft of the third vertical driving mechanism is connected with the top plate;

the elastic connecting structure comprises a guide block and an elastic block; the guide block comprises a guide sleeve and a guide post matched with the guide sleeve, the guide sleeve is arranged on the top plate, the lower end of the guide post is fixedly arranged on the second pressure plate, and the upper end of the guide post sequentially penetrates through the top plate and the guide sleeve and then extends upwards to the position above the guide sleeve; the elastic block comprises a limiting block, a moving block and an elastic element arranged between the limiting block and the moving block, the moving block is arranged above the limiting block, and the limiting block is fixedly arranged at the upper end of the guide post; an intermediate connecting piece is arranged between the motion block and the top plate, one end of the intermediate connecting piece is fixedly connected with the motion block, and the other end of the intermediate connecting piece is fixedly connected with the guide sleeve;

the first material pressing plate is provided with a through hole, and the annular serrated knife on the movable die is positioned in the through hole; the bottom surface of the first material pressing plate is provided with a downward extending annular material pressing boss which is arranged outside the circumference of the through hole; the top surface of the fixed die is provided with an annular supporting boss which is arranged outside the circumference of the cloth cutting hole and corresponds to the annular material pressing boss, and the annular supporting boss forms a supporting plate;

the cutting and collecting device also comprises an installation frame, the installation frame is in a shape like a Chinese character 'kou', and two sides of the installation frame are fixedly connected with the rack; the motion frame is arranged above the fixing frame, the pressing driving mechanism is arranged at the top of the mounting frame, a power output shaft of the pressing driving mechanism penetrates through the top of the mounting frame and then is connected with the motion frame, and the fixing frame is fixedly arranged at the bottom of the mounting frame through the supporting plate.

2. The intelligent production line of medical surgical gowns as in claim 1, wherein a waste material collecting mechanism is arranged in front of each of the two seam welding mechanisms along the moving direction of the upper layer of non-woven fabric and the lower layer of non-woven fabric, and the waste material collecting mechanism comprises a collecting roller, a pressing driven wheel arranged above the collecting roller and a collecting rotation driving mechanism for driving the collecting roller to rotate; after the upper non-woven fabric and the lower non-woven fabric are subjected to side edge compounding through the roll welding mechanism, the upper non-woven fabric and the lower non-woven fabric penetrate through the collecting roller and the pressing driven wheel and then enter the middle welding module.

3. The intelligent production line of medical surgical gowns as in claim 1, wherein the compression blocks are in two rows, and the compression blocks in the front row and the compression blocks in the rear row are staggered.

4. The intelligent production line of medical gowns as claimed in claim 1, wherein a collection box for collecting individual gowns is provided in front of the cutting mechanism and the cloth pressing mechanism, the collection box being lower than the clamping mechanism.

5. The intelligent production line of medical surgical gowns as in claim 4, wherein a plurality of pallets are provided in the collection box, the plurality of pallets being arranged laterally within the collection box.

6. The intelligent production line of medical surgical gowns as in claim 1, wherein an auxiliary conveying mechanism is arranged behind the cutting mechanism and the cloth pressing mechanism, the auxiliary conveying mechanism comprises an upper conveying roller, a lower conveying roller and a conveying driving mechanism, the upper conveying roller is pressed on the lower conveying roller, and the conveying driving mechanism is composed of a conveying motor and a synchronous transmission mechanism; wherein, synchronous drive mechanism includes driving gear, last driven pulley and lower driven gear with the power take off hub connection of conveying motor, it is connected with last conveying roller to go up driven pulley, driven gear is connected with lower conveying roller down, be equipped with the driving pulley of coaxial setting on the driving gear, the driving gear sets up with lower driven gear intermeshing, be equipped with the hold-in range between driving pulley and the last driven pulley.