A seamless pocket production device and process

Abstract

The present application relates to a seamless pocket production device and process, and to the technical field of seamless pocket production, which includes a workbench; a hot pressing assembly, including a first lifting member arranged on a support frame, and a hot pressing head with a heating member inside, the hot pressing head is used to load a protective film and hot press seamless pockets; a counter-pressing assembly, including a counter-pressing base that translates on a vertical beam, a second lifting member connected to the lower end of the counter-pressing base, a counter-pressing head for grabbing and releasing a rubber strip, and a first moving mechanism that drives the counter-pressing base to move; a chain feeding assembly, including a chain feeding base that translates on a vertical beam, a third lifting member connected to the lower end of the chain feeding base, a chain feeding head for grabbing and releasing a zipper, and a second moving mechanism that drives the chain feeding base to move. The present application has the effect of saving manpower and improving the production efficiency of seamless pockets.

Description

Technical Field

[0001] The present application relates to seamless pocket production technology, and in particular to a seamless pocket production device and process. Background Art

[0002] Seamless pockets are made by seamless gluing technology. They are widely used in waterproof shoes and clothing, bags, tents, rain gear, etc. due to their good waterproof performance, beautiful appearance, and durability. Seamless pockets include pocket cloth, a protective film connected to the front of the pocket cloth, a rubber strip connected to the back of the pocket cloth, and a zipper connected to the rubber strip. The protective film, pocket cloth, and rubber strip are connected in sequence from top to bottom and are all provided with long holes for operating the zipper. The protective film is bonded to the pocket cloth by hot extrusion, and the rubber strip is bonded between the pocket cloth and the zipper by hot extrusion.

[0003] With respect to the above-mentioned related technologies, the inventors found that when producing seamless pockets, workers need to visually align the rubber strips and protective films based on their experience before hot pressing, and the pocket cloth needs to be moved and turned over repeatedly, which wastes manpower. Summary of the invention

[0004] In order to save manpower and improve the production efficiency of seamless pockets, the present application provides a seamless pocket production device and process.

[0005] In the first aspect, the present application provides a seamless pocket production device that adopts the following technical solution:

[0006] A seamless pocket production device, comprising:

[0007] A workbench, comprising a tabletop for positioning and fixing the pocket cloth, a support frame for supporting the tabletop, and a beam disposed above the tabletop and connected to the support frame, wherein the tabletop is provided with a hot pressing hole for the protective film to pass through and a positioning piece for positioning the pocket cloth;

[0008] The hot pressing assembly is arranged under the workbench, and includes a first lifting member connected to the support frame and a hot pressing head with a heating member inside, the hot pressing head is used to load the protective film and hot press seamless pocket forming, and the upper telescopic end of the first lifting member is connected to the lower end of the hot pressing head;

[0009] The pressing assembly is arranged above the workbench, and includes a pressing base slidably connected to the erecting beam, a second lifting member connected to the lower end of the pressing base, a pressing head for grasping and releasing the rubber strip, and a first moving mechanism for driving the pressing base to move, wherein the pressing head is connected to the lower telescopic end of the second lifting member;

[0010] The chain delivery assembly is arranged above the workbench, and includes a chain delivery base slidably connected to the erecting beam, a third lifting member connected to the lower end of the chain delivery base, a chain delivery head for grabbing and releasing the zipper, and a second moving mechanism for driving the chain delivery base to move, wherein the lower surface of the chain delivery head is adapted to the shape of the zipper and is connected to the lower telescopic end of the third lifting member;

[0011] The top surfaces of the protective film, the hot pressing hole and the hot pressing head are in the same shape, and the bottom surfaces of the rubber strip and the counter pressing head are in the same shape.

[0012] By adopting the above technical scheme, the position of the pocket cloth on the table is always fixed, and the pressing assembly and the chain assembly are moved to the top of the pocket cloth in turn, without the need for manual repeated movement and turning; the hot pressing head and the pressing head can cooperate to quickly press the protective film, pocket cloth and rubber strip together. The protective film has the same shape as the top surface of the hot pressing head, the rubber strip has the same shape as the bottom surface of the pressing head, and the chain feeding head has the same shape as the zipper, so the protective film, rubber strip and zipper can be quickly aligned and installed, saving manpower; except for loading, the remaining processes are mechanized, which improves production efficiency and reduces manpower utilization.

[0013] Optionally, the production device also includes a cutting assembly for cutting long holes on pocket cloth, protective film and rubber strips, the cutting assembly includes a fourth lifting member connected to the lower end of the pressing base and a cutter head connected to the lower telescopic end of the fourth lifting member, and both the hot pressing head and the pressing head are provided with a through-hole that matches the shape of the cutter head.

[0014] By adopting the above technical solution, the protective film and the adhesive strip can be cut uniformly after being bonded to the pocket cloth. There is no need to cut long holes on the protective film, pocket cloth and adhesive strip separately in advance, which shortens the production cycle; there is no need to manually align the long holes for hot pressing, which saves manpower; and the long holes on the protective film, pocket cloth and adhesive strip are cut at the same time, which also makes the edges of the long holes of the three more neat.

[0015] Optionally, a cavity is provided inside the table top, and negative pressure holes connected to the cavity are evenly provided on the upper surface of the table top; a suction nozzle is provided on one side wall of the table top to connect to the negative pressure device.

[0016] By adopting the above technical solution, the table top absorbs the pocket cloth onto the table top by suction, making it more convenient to load the pocket cloth onto the table top and improving production efficiency.

[0017] Optionally, the hot pressing assembly further includes a telescopic sleeve vertically slidingly sleeved on the hot pressing head, and an elastic reset member connected between the hot pressing head and the telescopic sleeve, wherein the reset member pushes the telescopic sleeve upward.

[0018] By adopting the above technical solution, the protective film can be directly placed into the telescopic sleeve and onto the hot pressing head. The protective film is automatically aligned without manual adjustment. When the telescopic sleeve is against the lower surface of the table, the hot pressing head continues to rise to push the protective film into the hot pressing hole and hot-press and bond it to the pocket cloth.

[0019] Optionally, the production device also includes three loading boxes for holding protective film, rubber strips and zippers respectively, the loading box includes a box body with an upper opening, a support plate slidably connected to the box body, and a return spring connected between the box body and the support plate, and the opening shape of the box body is the same as the shape of the material held.

[0020] By adopting the above technical solution, the materials are stacked on the support plate in the box body. Every time a piece of material is taken out, the return spring will lift the support plate for a certain distance, so that the height of the top layer of materials in the box body remains basically unchanged, which is convenient for manual or mechanical devices to take out.

[0021] Optionally, the production device also includes a loading assembly for providing a protective film to the hot pressing assembly, the loading assembly includes a sliding mechanism slidably connected to a support frame, a fifth lifting member connected to the sliding mechanism, and a loading head connected to the lower telescopic end of the fifth lifting member, the lower surface shape of the loading head is the same as the shape of the protective film, and is used for grasping and placing the protective film.

[0022] By adopting the above technical solution, the loading component conveys the protective film to the hot pressing component located under the table. The protective film can be directly grabbed from the loading box and fed into the hot pressing component. There is no need for manual loading of the protective film, which saves manpower and improves production efficiency.

[0023] Optionally, cavities are provided in the pressure head, the chain feeding head and the loading head, air suction holes connected to the cavities are evenly provided at the lower ends, and air nozzles connected to the cavities are provided on the side walls, and the air nozzles are connected to the negative pressure device.

[0024] By adopting the above technical solution, negative pressure suction is used to take materials, so that the pressure head, chain feeding head and loading head only take one piece of material each time, and the material can be quickly taken and placed by starting and stopping the negative pressure device.

[0025] Optionally, the sliding mechanism includes a slide rail arranged on the support frame, a slider slidably connected to the slide rail, a mounting plate connected to the slider, and a telescopic cylinder for pushing and pulling the mounting plate for translation.

[0026] By adopting the above technical solution, the telescopic cylinder can be extended and retracted to drive the loading assembly to move horizontally along the slide rail, and the protective film can be accurately transported to the hot pressing assembly by controlling the stroke position of the telescopic cylinder.

[0027] Optionally, a rack and a guide rod parallel to the rack are provided on the frame beam; the first moving mechanism includes a first drive motor arranged on the pressure base and a first gear meshing with the rack, and the pressure base is slidably sleeved on the guide rod; the second moving mechanism includes a second drive motor arranged on the chain sending base and a second gear meshing with the rack, and the chain sending base is slidably sleeved on the guide rod.

[0028] By adopting the above technical solution, the guide rod is used to limit the moving direction of the pressure assembly and the chain feeding assembly, the rack provides a transmission basis for the pressure assembly and the chain feeding assembly, and the first drive motor drives the first gear and the second drive motor drives the second gear to achieve the translation of the pressure assembly and the chain feeding assembly.

[0029] In the second aspect, the present application provides a seamless pocket production process using the following technical solutions:

[0030] A seamless pocket production process comprises the following steps:

[0031] Use a cutting machine to cut out the outer contour of the protective film and the rubber strip;

[0032] Put the protective film, adhesive strip and zipper into their respective loading boxes, with the protective film release paper side facing down, the adhesive strip release paper side facing up, and the zipper pull tab side facing down;

[0033] Place the pocket cloth with the front side facing downwards, aligned with the positioning piece, on the table, and start the negative pressure device to make the negative pressure hole suck the pocket cloth tightly;

[0034] Start the feeding component to suck up a piece of protective film from the feeding box of the protective film and send it into the telescopic sleeve and onto the hot pressing head;

[0035] Start the counter-pressing component to suck up a piece of rubber strip from the rubber strip feeding box and then move it to the counter-pressing head to align with the hot pressing head;

[0036] The hot pressure head rises and the counter pressure head drops at the same time, squeezing the rubber strip, pocket cloth and protective film from both ends;

[0037] Start the cutting component to cut long holes in the adhesive strip, pocket cloth and protective film;

[0038] Raise the pressure head, move the pressure assembly back to one end of the vertical beam, and tear off the release paper of the rubber strip;

[0039] Start the chain feeding component to suck up a zipper from the zipper feeding box and then move it to the chain feeding head to align with the hot pressing head;

[0040] Lower the chain head and press the zipper onto the rubber strip;

[0041] Raise the chain feed head and move the chain feed assembly back to one end of the erection beam, while lowering the hot pressing head;

[0042] Remove the processed seamless pocket and check the adhesion of the adhesive strip and protective film. If it is qualified, tear off the release paper of the protective film.

[0043] By adopting the above technical solution, compared with conventional production processes, the use of manpower is reduced, the degree of automation is improved, and the production efficiency is improved.

[0044] In summary, the present application includes at least one of the following beneficial technical effects:

[0045] 1. The position of the pocket cloth on the table is always fixed, and the pressing component and the chain component are moved to the top of the pocket cloth in turn, without the need for manual repeated movement and turning;

[0046] 2. After the protective film and the adhesive strip are bonded to the pocket cloth, they are cut uniformly. There is no need to cut long holes on the protective film, pocket cloth, and adhesive strip separately in advance, which shortens the production cycle;

[0047] 3. Cut the long holes on the protective film, pocket cloth and rubber strip uniformly to make the edges of the long holes of the three more neat;

[0048] 4. The table absorbs the pocket cloth on the table by suction, making it easier to load the pocket cloth on the table and improving production efficiency;

[0049] 5. The feeding component directly grabs the protective film from the feeding box and feeds it into the hot pressing component. There is no need for manual feeding of the protective film, which saves manpower and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] Figure 1 It is an exploded diagram of a seamless pocket;

[0051] Figure 2 It is a schematic diagram of the structure of an embodiment of the present application;

[0052] Figure 3 It is a structural schematic diagram of another perspective of the embodiment of the present application;

[0053] Figure 4 It is a schematic diagram of the structure of the table;

[0054] Figure 5 It is a schematic diagram of the structure of the hot pressing component, the counter pressing component, and the cutting component;

[0055] Figure 6 It is a cross-sectional schematic diagram of a hot pressing component, a counter pressing component, and a cutting component;

[0056] Figure 7 It is a structural diagram of the chain feeding assembly and the zipper feeding box;

[0057] Figure 8 It is a structural schematic diagram of the feeding component;

[0058] In the figure, 101, pocket cloth; 102, protective film; 103, adhesive strip; 104, zipper; 1, workbench; 11, table top; 111, hot pressing hole; 112, positioning member; 113, negative pressure hole; 114, suction nozzle; 12, support frame; 13, erection beam; 14, rack; 15, guide rod; 2, hot pressing assembly; 21, first lifting member; 22, hot pressing head; 23, telescopic sleeve; 24, reset member; 3, counter-pressing assembly; 31, counter-pressing base; 32, second lifting member; 33, counter-pressing head; 34, first moving mechanism; 341, first driving member The first gear is a driving motor; 342; the first gear is a driving motor; 4; the chain feeding assembly is a driving motor; 41; the chain feeding base is a driving motor; 42; the third lifting member is a lifting member; 43; the chain feeding head is a driving motor; 44; the second moving mechanism is a driving motor; 441; the second driving motor is a driving motor; 442; the second gear is a driving motor; 5; the cutting assembly is a driving motor; 51; the fourth lifting member is a lifting member; 52; the cutting head is a cutting head; 6; the feeding box is a feeding box; 61; the box body; 62; the support plate; 63; the return spring; 7; the feeding assembly is a sliding mechanism; 711; the slide rail; 712; the slider; 713; the mounting plate; 714; the telescopic cylinder; 72; the fifth lifting member; 73; the feeding head; 8; the negative pressure device. DETAILED DESCRIPTION

[0059] The following is combined with Figure 1 -Attached Figure 8 , further details of this application are given.

[0060] Reference Figure 1 The glued seamless pocket includes a pocket cloth 101, a protective film 102, a rubber strip 103 and a zipper 104. The protective film 102 is hot-pressed and bonded to the front of the pocket cloth 101, and the rubber strip 103 is hot-pressed and bonded between the back of the pocket cloth 101 and the zipper 104. The pocket cloth 101, the protective film 102, and the rubber strip 103 are all provided with long holes facing each other for the movement of the slider of the zipper 104. In the embodiment of the present application, the shape of the pocket cloth 101 is a pentagon with three right angles, and the protective film 102 and the rubber strip 103 are the same waist shape.

[0061] This application proposes a seamless pocket production device, referring to Figure 2 and Figure 3, including a workbench 1, a hot pressing component 2, a counter-pressing component 3, a chain feeding component 4, a cutting component 5, a feeding box 6 and a feeding component 7. The workbench 1 is used to fix the pocket cloth 101; there are three feeding boxes 6, which respectively contain the protective film 102, the rubber strip 103 and the zipper 104; the hot pressing component 2 is arranged inside the workbench 1, for loading the protective film 102 and hot pressing seamless pocket forming, and the feeding component 7 is used to take the protective film 102 out of the feeding box 6 of the protective film 102 and send it to the hot pressing component 2; the counter-pressing component 3 is used to take the rubber strip 103 out of the feeding box 6 of the rubber strip 103, and cooperate with the hot pressing component 2 to hot-press and bond the protective film 102 and the rubber strip 103 to the pocket cloth 101; the cutting component 5 is used to cut the long strip holes on the pocket cloth 101, the protective film 102 and the rubber strip 103; the chain feeding component 4 is used to take the zipper 104 out of the feeding box 6 of the zipper 104, and cooperate with the hot pressing component 2 to hot-press and bond the zipper 104 to the rubber strip 103.

[0062] Reference Figure 2 and Figure 4 The workbench 1 includes a table top 11, a support frame 12, a beam 13, a rack 14 and a guide rod 15. The table top 11 is rectangular and is provided with a waist-shaped hot pressing hole 111. A cavity is provided in the table top 11 and the cavity is not connected to the hot pressing hole 111. Negative pressure holes 113 connected to the cavity are evenly distributed on the upper end surface of the table top 11, which are used to suck the pocket cloth 101 on the table top 11. The table top 11 also includes a positioning member 112, which is used to locate the three right-angled positions of the pocket cloth 101. The positioning member 112 is an L-shaped plate with a rectangular plug-in column at the bottom. The upper end surface of the table top 11 is provided with three rows of evenly arranged rectangular plug-ins. The plug-in columns of the positioning member 112 can adapt to pocket cloths 101 of different sizes by selecting different rectangular plug-ins. An exhaust nozzle 114 is provided on the side wall of one side of the table top 11. One end of the exhaust nozzle 114 is connected to the cavity, and the other end is connected to the negative pressure device 8. The negative pressure device 8 creates negative pressure in the cavity, and the table top 11 sucks the pocket cloth 101 through the negative pressure holes 113 .

[0063] The support frame 12 is three rectangular frames welded side by side, which are higher in the middle and lower on both sides. The upper end of the higher middle part of the support frame 12 supports the table 11 and the loading assembly 7, and the lower end supports the hot pressing assembly 2 and the loading box 6 of the protective film 102. The lower parts on both sides respectively support the loading box 6 of the rubber strip 103 and the loading box 6 of the zipper 104.

[0064] The erection beam 13 includes a crossbeam and columns connected to the two ends of the lower side of the crossbeam. The columns are welded to the two ends of the support frame 12. A rack 14 of the same length as the crossbeam is fixedly connected to the top of the crossbeam. Two parallel guide rods 15 are connected between the columns and on one side of the crossbeam. The guide rods 15 are parallel to the rack 14.

[0065] Reference Figure 5 and Figure 6The hot pressing assembly 2 includes a first lifting member 21, a hot pressing head 22, a telescopic sleeve 23 and a reset member 24. In the embodiment of the present application, the first lifting member 21 is two cylinders, which are vertically fixedly connected to the support frame 12, with the telescopic end facing upward.

[0066] The upper end of the hot pressing head 22 is a waist-shaped column, which is adapted to the shape of the hot pressing hole 111, and the lower end is a rectangular horizontal plate, with a waist-shaped hole that runs through from top to bottom. The lower size of the waist-shaped hole is larger than the upper size, which is used to discharge the waste cut by the cutting component 5 downward. A heating wire is provided inside the top of the hot pressing head 22 to heat the hot pressing head 22.

[0067] The telescopic sleeve 23 is a rectangular parallelepiped, and is provided with a waist-shaped hole that runs through from top to bottom and matches the shape of the upper end of the hot pressing head 22. The sliding sleeve is arranged on the hot pressing head 22. A plurality of reset members 24 are connected between the lower end of the hot pressing head 22 and the telescopic sleeve 23. In the embodiment of the present application, there are six reset members 24, which are evenly arranged around the hot pressing head 22. The reset member 24 includes a guide shaft and a spring. The lower end of the guide shaft is fixedly connected to the lower end of the hot pressing head 22, and the upper end is provided with a flange and slidably connected in the telescopic sleeve 23 to prevent the telescopic sleeve 23 from escaping from the guide shaft. When the telescopic sleeve 23 is in the highest position, the upper end surface is higher than the upper end surface of the hot pressing head 22. The spring sleeve is arranged outside the guide shaft, and the upper and lower ends abut against the telescopic sleeve 23 and the hot pressing head 22 respectively, and are always in a compressed state.

[0068] The pressure assembly 3 includes a pressure base 31, a second lifting member 32, a pressure head 33 and a first moving mechanism 34. The pressure base 31 is a rectangular parallelepiped, which is slidably sleeved on two guide rods 15, and the lower end is connected to the second lifting member 32. In the embodiment of the present application, the second lifting member 32 is two cylinders, which are vertically connected to the two ends of the bottom of the pressure base 31, and the telescopic end faces downward and is connected to the pressure head 33.

[0069] The lower part of the pressure head 33 is a waist-shaped column of the same shape as the upper part of the hot pressure head 22, and the upper part is a rectangular plate, which is also provided with a waist-shaped hole that passes through from top to bottom. The pressure head 33 is provided with a cavity inside, and a suction hole connected to the cavity is provided at the lower end, and a gas nozzle connected to the cavity is provided on the side wall, and the gas nozzle is connected to the negative pressure device 8 through a pipeline. Negative pressure is created in the pressure head 33 by the negative pressure device 8, and the suction hole can suck up and put down the rubber strip 103.

[0070] The first moving mechanism 34 includes a first driving motor 341 and a first gear 342. The first driving motor 341 is connected to the upper part of the pressure base 31 through a bracket, and the output shaft is connected to the first gear 342. The first gear 342 is engaged with the rack 14. When the first driving motor 341 is started, the pressure assembly 3 can move back and forth along the guide rod 15.

[0071] The cutting assembly 5 includes a fourth lifting member 51, a cutter head 52 and an anti-blocking member. In the embodiment of the present application, the fourth lifting member 51 is a cylinder, which is vertically connected to the bottom end of the counter-pressure base 31, with the telescopic end facing downward and connected to the cutter head 52. The cutter head 52 is a waist-shaped ring with an opening at the lower end, which is adapted to the waist-shaped hole shape of the hot press head 22 and the counter-pressure head 33, and can slide up and down in the waist-shaped hole of the hot press head 22 and the counter-pressure head 33. The lower end of the cutter head 52 is an annular blade for cutting materials. The anti-blocking member is a cylinder, and the telescopic end of the cylinder can be inserted into the cutter head 52 from the top to push the material stuck in the cutter head 52 downward.

[0072] Reference Figure 3 and Figure 7 The chain delivery assembly 4 includes a chain delivery base 41, a third lifting member 42, a chain delivery head 43 and a second moving mechanism 44. The chain delivery base 41 is a rectangular parallelepiped, and a sliding sleeve is arranged on two guide rods 15, and the lower end is connected to the third lifting member 42. In the embodiment of the present application, the third lifting member 42 is two cylinders, which are vertically connected to the two ends of the bottom of the chain delivery base 41, with the telescopic end facing downward, and connected to the chain delivery head 43.

[0073] The chain delivery head 43 is a rectangular parallelepiped with a cavity inside, an air suction hole connected to the cavity at the lower end, and an air nozzle connected to the cavity on the side wall, which is connected to the negative pressure device 8 through a pipeline. Negative pressure is created in the chain delivery head 43 by the negative pressure device 8, and the air suction hole can suck up and put down the zipper 104.

[0074] The second moving mechanism 44 includes a second driving motor 441 and a second gear 442. The second driving motor 441 is connected to the upper part of the chain conveying base 41 through a bracket, and the output shaft is connected to the second gear 442. The second gear 442 is engaged with the rack 14. When the second driving motor 441 is started, the chain conveying assembly 4 can move back and forth along the guide rod 15.

[0075] The feeding box 6 includes an upper open rectangular box body 61, a support plate 62 and a return spring 63. The support plate 62 is adapted to the opening shape of the box body 61 and is vertically slidably connected in the box body 61. Two return springs 63 are provided, located at both ends of the box body 61, and the upper end of the return spring 63 abuts against the support plate 62, and the lower end abuts against the inner bottom of the box body 61. In the embodiment of the present application, the structure of the feeding box 6 of the protective film 102 and the rubber strip 103 is exactly the same, and the opening cross-section of the box body 61 is waist-shaped, which is the same shape as the protective film 102 and the rubber strip 103; the opening cross-section of the box body 61 of the feeding box 6 of the zipper 104 is rectangular, which is the same shape as the zipper 104.

[0076] Reference Figure 2 and Figure 8The feeding assembly 7 includes a sliding mechanism 71, a fifth lifting member 72 and a feeding head 73. The feeding head 73 is a waist-shaped column, and its cross section is the same shape as the protective film 102. A cavity is provided inside the feeding head 73, and an air suction hole connected to the cavity is provided at the lower end, and an air nozzle connected to the cavity is provided on the side wall, and the air nozzle is connected to the negative pressure device 8 through a pipeline. Negative pressure is created in the feeding head 73 by the negative pressure device 8, and the air suction hole can suck up and put down the protective film 102.

[0077] The sliding mechanism 71 includes a slide rail 711, a slider 712, a mounting plate 713 and a telescopic cylinder 714. There are two slide rails 711, which are T-shaped in cross section and horizontally connected to the support frame 12 on both sides of the hot pressing head 22. There are two sliders 712, which are respectively connected to the two slide rails 711 for sliding movement. The mounting plate 713 is a rectangular plate, and two sliders 712 are connected at both ends. The telescopic cylinder 714 is fixedly set on the slide rail 711 on one side, and the telescopic end is connected to the mounting plate 713. In the embodiment of the present application, the telescopic cylinder 714 is a cylinder. The telescopic cylinder 714 can push the mounting plate 713 to translate along the direction of the slide rail 711.

[0078] Two fifth lifting members 72 are provided, connected to the mounting plate 713. In the embodiment of the present application, the fifth lifting member 72 is a cylinder, the telescopic end of which extends downward through the mounting plate 713 and is connected to the loading head 73. The sliding mechanism 71 drives the loading head 73 to and fro between the loading box 6 of the protective film 102 and the hot pressing assembly 2.

[0079] The present application also proposes a seamless pocket production process, comprising the following steps:

[0080] The waist-shaped protective film 102 and the adhesive strip 103 are cut out using a cutting machine.

[0081] Put the protective film 102, the adhesive strip 103 and the zipper 104 into their respective loading boxes 6, with the protective film 102 release paper side facing downward, the adhesive strip 103 release paper side facing upward, and the zipper 104 pull tab side facing downward;

[0082] Place the pocket cloth 101 face downward, align the three right-angled sides with the three positioning members 112, and then lay it on the table 11, and start the negative pressure device 8 so that the negative pressure holes 113 suck the pocket cloth 101 tightly;

[0083] Start the fifth lifting member 72 to make the loading head 73 descend into the loading box 6 of the protective film 102, suck up a piece of protective film 102 and then raise the loading head 73 to be higher than the uppermost end of the hot pressing assembly 2, start the telescopic cylinder 714, move the loading head 73 to just above the hot pressing head 22, lower the loading head 73, place the protective film 102 into the telescopic cover and on the hot pressing head 22, raise the loading head 73, and move it back to the initial position.

[0084] The second lifting member 32 is started to lower the pressing head 33 into the loading box 6 of the rubber strip 103 , suck up a piece of rubber strip 103 , raise the pressing head 33 , and start the first driving motor 341 to move the pressing head 33 to the top of the hot pressing head 22 .

[0085] The hot pressing head 22 is kept in a heated state, and the pressing head 33 is lowered while the hot pressing head 22 is raised, so as to squeeze the rubber strip 103, the pocket cloth 101 and the protective film 102 from the upper and lower ends, so that the rubber strip 103, the pocket cloth 101 and the protective film 102 are bonded and formed;

[0086] The fourth lifting member 51 is started, the cutter head 52 descends, and a long hole is cut out of the rubber strip 103, the pocket cloth 101 and the protective film 102, and the cutter head 52 is raised;

[0087] Raise the pressure head 33, move the pressure assembly 3 back to its original position, and manually tear off the release paper of the adhesive strip 103;

[0088] The third lifting member 42 is started, the chain feeding head 43 descends into the loading box 6 of the zipper 104, sucks up a piece of zipper 104, and then the chain feeding head 43 is raised, and the second driving motor 441 is started to move the chain feeding head 43 to the top of the hot pressing head 22;

[0089] The chain feeder 43 is lowered to press the zipper 104 onto the adhesive strip 103;

[0090] Raise the chain feeding head 43 and move the chain feeding assembly 4 back to its original position; lower the hot pressing head 22;

[0091] Remove the processed seamless pocket, check the adhesive strip 103 and the protective film 102 for firm adhesion, tear off the release paper of the protective film 102 if it is qualified, and repeat the above steps.

[0092] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A seamless pocket production device, characterized in that: include: A workbench (1) comprising a tabletop (11) for positioning and fixing a pocket cloth (101), a support frame (12) for supporting the tabletop, and a stand beam (13) arranged above the tabletop (11) and connected to the support frame (12); the tabletop (11) is provided with a hot pressing hole (111) for the protective film (102) to pass through, and a positioning piece (112) for positioning the pocket cloth; A hot pressing assembly (2) is arranged below the workbench (1), comprising a first lifting member (21) connected to the support frame (12) and a hot pressing head (22) having a heating element therein, wherein the hot pressing head (22) is used for loading the protective film (102) and hot pressing seamless pockets for forming, and an upper telescopic end of the first lifting member (21) is connected to a lower end of the hot pressing head (22); A pressure assembly (3) is arranged above the workbench (1), comprising a pressure base (31) slidably connected to the erection beam (13), a second lifting member (32) connected to the lower end of the pressure base (31), a pressure head (33) for grasping and releasing the rubber strip (103), and a first moving mechanism (34) for driving the pressure base (31) to move, wherein the pressure head (33) is connected to the lower telescopic end of the second lifting member (32); A chain feeding assembly (4) is arranged above the workbench (1), comprising a chain feeding base (41) slidably connected to the erecting beam (13), a third lifting member (42) connected to the lower end of the chain feeding base (41), a chain feeding head (43) for grasping and releasing the zipper (104), and a second moving mechanism (44) for driving the chain feeding base (41) to move, wherein the lower surface of the chain feeding head (43) is adapted to the shape of the zipper (104) and is connected to the lower telescopic end of the third lifting member (42); The top surfaces of the protective film (102), the hot pressing hole (111) and the hot pressing head (22) have the same shape, and the bottom surfaces of the rubber strip (103) and the counter pressing head (33) have the same shape; It also includes a cutting assembly (5) for cutting long holes on the pocket cloth (101), the protective film (102) and the rubber strip (103), the cutting assembly (5) including a fourth lifting member (51) connected to the lower end of the counter-pressing base (31) and a cutter head (52) connected to the lower telescopic end of the fourth lifting member (51), and the hot pressing head (22) and the counter-pressing head (33) are both provided with a through-hole matching the shape of the cutter head (52); It also includes three loading boxes (6) for containing the protective film (102), the rubber strip (103) and the zipper (104), respectively. The loading box (6) includes a box body (61) with an upper opening, a support plate (62) slidably connected to the box body (61), and a return spring (63) connected between the box body (61) and the support plate (62). The shape of the opening of the box body (61) is the same as the shape of the material contained. It also includes a loading assembly (7) for providing a protective film (102) to the hot pressing assembly (2), the loading assembly (7) including a sliding mechanism (71) slidably connected to a support frame (12), a fifth lifting member (72) connected to the sliding mechanism (71), and a loading head (73) connected to the lower telescopic end of the fifth lifting member (72), the lower surface shape of the loading head (73) being the same as the shape of the protective film (102), and being used for grasping and placing the protective film (102).

2. A seamless bag production device according to claim 1, characterized in that: A cavity is provided inside the table top (11), and negative pressure holes (113) communicating with the cavity are evenly provided on the upper surface of the table top (11); a suction nozzle (114) connected to the negative pressure device (8) is provided on a side wall of one side of the table top (11).

3. A seamless bag production device according to claim 1, characterized in that: The hot pressing assembly (2) further comprises a telescopic sleeve (23) which is a vertical sliding sleeve arranged on the hot pressing head (22), and an elastic reset member (24) which is connected between the hot pressing head (22) and the telescopic sleeve (23), wherein the reset member (24) pushes the telescopic sleeve (23) upwards.

4. A seamless bag production device according to claim 1, characterized in that: The pressure counter head (33), the chain feeding head (43) and the loading head (73) are all provided with cavities, the lower ends are evenly provided with air suction holes connected to the cavities, the side walls are provided with air nozzles connected to the cavities, and the air nozzles are connected to the negative pressure device (8).

5. A seamless bag production device according to claim 1, characterized in that: The sliding mechanism (71) comprises a sliding rail (711) arranged on a supporting frame (12), a sliding block (712) slidably connected to the sliding rail (711), a mounting plate (713) connected to the sliding block (712), and a telescopic cylinder (714) for pushing and pulling the mounting plate (713) to translate.

6. A seamless bag production device according to claim 1, characterized in that: The erecting beam (13) is provided with a rack (14) and a guide rod (15) parallel to the rack (14); the first moving mechanism (34) comprises a first driving motor (341) arranged on the counter-pressure base (31) and a first gear (342) meshing with the rack (14); the counter-pressure base (31) is slidably sleeved on the guide rod (15); the second moving mechanism (44) comprises a second driving motor (441) arranged on the chain conveying base (41) and a second gear (442) meshing with the rack (14); the chain conveying base (41) is slidably sleeved on the guide rod (15).

7. A seamless bag production process based on the production device according to any one of claims 1 to 6, characterized in that: The steps include: Using a cutting machine to cut out the outer contour of the protective film (102) and the adhesive strip (103); Place the protective film (102), the adhesive strip (103) and the zipper (104) into their respective loading boxes (6), with the protective film (102) having the release paper side facing downward, the adhesive strip (103) having the release paper side facing upward, and the zipper (104) having the pull tab side facing downward; The pocket cloth (101) is laid on the table (11) with the front side of the pocket cloth (101) aligned with the positioning piece (112) facing downward, and the negative pressure device (8) is activated so that the negative pressure hole (113) sucks the pocket cloth (101) tightly; Starting the feeding component (7) to suck up a piece of protective film (102) from the feeding box (6) of the protective film (102), and feeding it into the telescopic sleeve (23) and onto the hot pressing head (22); The counter-pressing assembly (3) is started to suck up a piece of rubber strip (103) from the loading box (6) of the rubber strip (103), and then moved to the counter-pressing head (33) to align with the hot pressing head (22); The hot pressing head (22) is raised while the counter pressing head (33) is lowered to squeeze the rubber strip (103), the pocket cloth (101) and the protective film (102) from the upper and lower ends; The cutting assembly (5) is activated to cut long holes from the adhesive strip (103), the pocket cloth (101) and the protective film (102); Raise the pressure head (33), move the pressure assembly (3) back to one end of the erection beam (13), and tear off the release paper of the rubber strip (103); The chain feeding assembly (4) is started to suck up a piece of zipper (104) from the loading box (6) of the zipper (104), and then moved to the chain feeding head (43) to align with the hot pressing head (22); The chain feeder (43) is lowered to press the zipper (104) onto the adhesive strip (103); Raise the chain feeding head (43) and move the chain feeding assembly (4) back to one end of the erection beam, while lowering the hot pressing head (22); Remove the processed seamless pocket and check the bonding condition of the adhesive strip (103) and the protective film (102). If the bonding condition is satisfactory, tear off the release paper of the protective film (102).

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