CN114287710A

CN114287710A - Cold-bonded shoe production line and technological process thereof

Info

Publication number: CN114287710A
Application number: CN202111501929.9A
Authority: CN
Inventors: 毕麦波; 鞠云; 郝德芝
Original assignee: Weihai Saita Shoes Co ltd
Current assignee: Weihai Saita Shoes Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-08

Abstract

The utility model relates to a cold-bond shoe production line and process flow thereof relates to shoes industry processing field, and it is including design workstation, brush and glues preliminary treatment workstation, brush and glue the workstation and brush and glue the aftertreatment workstation, and the design workstation is equipped with automatic wet device that evaporates, and automatic wet device that evaporates includes the support frame and is used for carrying the conveyer belt of upper of a shoe, and the support frame is equipped with the injection spray pipe and changes the drive arrangement of upper of a shoe and injection spray pipe interval, and the injection spray pipe intercommunication has high-pressure water pipe, and a plurality of first orifices have been seted up to the injection spray pipe. When the upper is conveyed to the spray pipe by the conveyor belt, the conveyor belt is suspended, meanwhile, the driving device controls the distance between the upper and the spray pipe to be shortened, then, the high-pressure water pipe supplies water to the spray pipe, so that the water is atomized and sprayed onto the upper from the first spray hole, and the upper is quickly wetted; the drive arrangement enlarges the interval of upper of a shoe and spray tube afterwards, and this application does not need the manual operation of frequently going on the cover, getting the upper of a shoe of user, has the higher effect of degree of automation.

Description

Cold-bonded shoe production line and technological process thereof

Technical Field

The invention relates to the field of shoe industry processing, in particular to a cold-bonded shoe production line and a process flow thereof.

Background

The cold-bonding shoes, namely the shoes which utilize the adhesive to bond the upper and the sole together under the non-high temperature environment, are suitable for the production line processing mass production. The cold-bonded shoes have the advantage of fine workmanship, generally have higher quality, and compare in sewing shoes, cold-bonded shoes processing is convenient and fast more.

In the processing process of the cold-bonding shoes, the sewed uppers need to be shaped, the wrinkles on the surfaces of the uppers are reduced, the natural shapes of the uppers are corrected, and the uppers are convenient to process. At present, a common vamp steaming and wetting machine is generally provided with a steam injection pipe which is vertically upward, a user generally sleeves an upper on the steam injection pipe, and then the steaming and wetting machine is opened to enable the steam injection pipe to spray steam, so that the aim of wetting the upper from the inside is fulfilled.

In view of the above-mentioned related technologies, the inventor believes that the currently and commonly used steam-wet machine requires a worker to operate the shoe upper sleeving and the steam-wet machine opening and closing continuously in a processing process, which consumes manpower and has a low automation degree.

Disclosure of Invention

In order to improve the degree of automation, the application provides a cold-bonded shoe production line and a technological process thereof.

First aspect, the application provides a cold-bonded shoes production line adopts following technical scheme:

the utility model provides a cold-bond shoe production line, glues pretreatment workstation, brush including design workstation, brush, glues workstation and brush and glues aftertreatment workstation, and the design workstation is equipped with the automatic wet device that evaporates, evaporate wet device including the support frame and be used for carrying the conveyer belt of upper of a shoe automatically, the support frame is equipped with the injection spray pipe and changes the drive arrangement of upper of a shoe and injection spray pipe interval, and the injection spray pipe intercommunication has high-pressure water pipe, and a plurality of first orifices have been seted up to the injection spray pipe.

Through adopting above-mentioned technical scheme, the conveyer belt is carried the upper of a shoe, when the upper of a shoe aligns the spray pipe, the conveyer belt time-out, the interval of drive arrangement control upper of a shoe and spray pipe shortens simultaneously, then high pressure water pipe wants the intraductal water supply of spray, make water spout the upper of a shoe from the atomization of first spout department, realize wetting the upper of a shoe fast, the interval grow of drive arrangement control upper of a shoe and spray pipe afterwards, do not need the manual frequent operation of overlapping, getting the upper of a shoe of user, degree of automation is higher.

Optionally, the spray pipe is located one side of conveyer belt width direction, and the support frame upper end is equipped with the workstation, and the workstation is the same with the up end height of conveyer belt, and drive arrangement includes first cylinder, first cylinder and support frame fixed connection, and the output of first cylinder has set firmly two and has dialled the board, and the support frame is equipped with the axis of rotation, and the axis of rotation level sets up, spray pipe and axis of rotation fixed connection.

By adopting the technical scheme, when the output shaft of the first air cylinder stretches, the shifting plate can be driven to synchronously move, the shifting plate shifts the shoe upper to move along the width direction of the conveyor belt, so that the distance between the shoe upper and the spray pipe is changed, and the structure is simple and convenient to control; the inclination angle of the spray pipe can be changed when the rotating shaft rotates, the spray pipe can be obliquely inserted into the upper from the opening of the upper in the moving process of the upper, and the steam-wet effect can be improved.

Optionally, the axis of rotation is equipped with the torsional spring, and under the torsional spring natural state, the one end of spray tube back to high-pressure water pipe is higher relatively, and the tip has set firmly the driving plate under the axis of rotation, and the driving plate is located the same height with dialling the board.

By adopting the technical scheme, the whole height of the spray pipe is higher in a natural state of the torsion spring, so that the movement of the upper and the shifting plate can not be hindered, after the opening of the upper moves to the lower part of the spray pipe, the shifting plate is abutted against the transmission plate, the transmission plate is pushed to drive the rotating shaft to rotate, the inclination angle of the spray pipe is further changed, and the spray pipe is automatically inserted into the upper; after the moisture evaporation is finished, the output end of the first air cylinder extends, the rotating shaft automatically rotates back to the initial state under the action of the torsion spring, a user does not need to manually control the position of the spray pipe, and the automation degree is improved.

Optionally, a plurality of limiting tables are arranged on the conveying belt at equal intervals in the circumferential direction, the limiting tables are parallel to the output end of the first air cylinder, the height of each limiting table is lower than that of the upper, and the interval between every two adjacent limiting tables is matched with the width of the upper.

Through adopting above-mentioned technical scheme, spacing platform carries on spacingly to the upper of a shoe, and when the board promoted the upper of a shoe, the upper of a shoe moved along the width direction of conveyer belt, and phenomenons such as the skew is difficult for taking place, and then in the guarantee spray tube inserted the upper of a shoe smoothly, was favorable to improving the processing stability.

Optionally, a sleeve is sleeved outside the spray pipe, the sleeve is provided with a plurality of second spray holes, the second spray holes correspond to the first spray holes one to one, an elastic member is arranged at one end of the sleeve close to the high-pressure water pipe, and the second spray holes are not communicated with the first spray holes in a natural state of the elastic member.

By adopting the technical scheme, the sleeve seals the first spray hole in a natural state of the elastic part, water is not easy to spray out, when the shoe upper is close to the spray pipe, the spray pipe is inserted into the shoe upper and gradually butts against the bottom surface inside the shoe upper along with the movement of the shoe upper, and the first spray hole is communicated with the second spray hole, so that spray and steam wetting are realized; when the upper of a shoe kept away from the spray pipe, the sleeve pipe returns to the initial state under the effect of elastic component, does not need artifical manual control spraying, has improved degree of automation.

Optionally, the one end that the sleeve pipe deviates from the elastic component is equipped with the buffering head, and the buffering head adopts soft materials, and the buffering head deviates from sheathed tube side for the cambered surface.

Through adopting above-mentioned technical scheme, the buffering head material is softer, and is the cambered surface with the face of upper of a shoe contact, and the upper of a shoe is difficult to take place the damage when promoting the sleeve pipe slip, is favorable to ensuring the processingquality of upper of a shoe.

Optionally, the tip is equipped with the landing leg under the support frame, and the landing leg overcoat is equipped with a vertical cylinder, and threaded connection has a locking bolt on the lateral wall of a vertical cylinder, and locking bolt one end extends to in the vertical cylinder and contradicts with the landing leg.

Through adopting above-mentioned technical scheme, the steerable locking bolt of user moves outward to the vertical cylinder, and then makes the landing leg slide in the vertical cylinder, can change the holistic height of support frame, is convenient for freely adjust the height of workstation, has improved the suitability.

Optionally, the spray pipe sets up perpendicularly, and drive arrangement is located the conveyer belt top, and drive arrangement includes the second cylinder, second cylinder and support frame fixed connection, and the output of second cylinder has set firmly the diaphragm, spray pipe and diaphragm fixed connection, and the one end that the spray pipe back of the body is from high-pressure water pipe is located the diaphragm below.

Through adopting above-mentioned technical scheme, the second cylinder drives the spray tube through the diaphragm and goes up and down, can make in the spray tube directly inserts the upper of a shoe from the upper of a shoe top, and the cooperation sleeve pipe can realize that automatic to the upper of a shoe spraying evaporate wet, and degree of automation is higher.

In a second aspect, the present application provides a process for producing cold-bonded shoes, comprising the following steps:

s1: forming the upper, sewing the side surface and the bottom surface of the upper to preliminarily form the upper;

s2: shaping the upper, namely spraying, wetting and softening the upper at a shaping workstation, and then heating to heat the upper;

s3: a shoe tree is sleeved, a shoe tree with a corresponding type is sleeved into the upper at the shaping workstation, and the upper is expanded from the inside;

s4: drawing a glue line, and drawing a circle of glue height line at the position, close to the sole, of the upper according to the height of the sole at a glue brushing pretreatment workstation;

s5: brushing a treating agent, namely brushing a layer of corrosive treating agent on the part of the upper, which is positioned below the glue line, at a glue brushing pretreatment workstation to improve the roughness of the glue brushing position;

s6: brushing glue at one time, and brushing a layer of adhesive on the inner part of the sole and the part of the upper below the glue line at a glue brushing workstation;

s7: baking for the first time, and sending the sole and the upper into a high-temperature environment at a glue brushing workstation to improve the viscosity of the adhesive;

s8: brushing glue for the second time, and brushing a layer of adhesive on the inner part of the sole and the part below the upper glue line again at the glue brushing workstation;

s9: secondary baking, namely, sending the sole and the upper into a high-temperature environment again at a glue brushing workstation to improve the viscosity of the adhesive;

s10: the lower end part of the upper is embedded into the sole in a processing workstation after glue brushing, and then the upper and the sole are extruded to make the upper and the sole tightly contact with each other;

s11: glue filling, wherein glue filling is carried out on the edge of the sole, which is in contact with the upper, at the glue brushing post-treatment workstation, and the contact part of the upper and the sole is completely sealed;

s12: secondary pressing, namely, extruding the upper and the sole again at the post-glue brushing processing workstation to ensure that the upper and the sole are completely attached;

s13: and (4) delasting, taking out the shoe tree in the upper at a glue brushing post-treatment workstation, and carrying out post-treatment such as tag hanging and packaging.

By adopting the technical scheme, the processes of sleeving, taking the upper and opening and closing the steam-wet machine are not needed to be frequently performed manually in the process of softening the upper in the upper shaping procedure, and the automation degree is higher.

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

the driving device is arranged, the conveying belt conveys the upper, when the upper is aligned with the spraying pipe, the conveying belt is suspended, the driving device controls the distance between the upper and the spraying pipe to be shortened, then the high-pressure water pipe supplies water to the spraying pipe, so that the water is atomized and sprayed out from the first spraying hole to the upper, the upper is quickly wetted, then the driving device controls the distance between the upper and the spraying pipe to be enlarged, the operation of sleeving and taking the upper by a user is not needed, and the automation degree is high;

by arranging the torsion spring and the transmission plate, the overall height of the spray pipe is higher in a natural state of the torsion spring, so that the movement of the upper and the shifting plate can not be hindered, after the opening of the upper moves to the lower part of the spray pipe, the shifting plate is abutted against the transmission plate, the transmission plate is pushed to drive the rotating shaft to rotate, the inclination angle of the spray pipe is further changed, and the spray pipe is automatically inserted into the upper; after the steam is finished, the output end of the first air cylinder extends, the rotating shaft automatically rotates back to the initial state under the action of the torsion spring, a user does not need to manually control the position of the spray pipe, and the automation degree is improved;

by arranging the sleeve and the elastic piece, the sleeve seals the first spray hole in a natural state, water is not easy to spray out, when the shoe upper is close to the spray pipe, the spray pipe is inserted into the shoe upper and gradually butts against the bottom surface inside the shoe upper along with the movement of the shoe upper, and the first spray hole is communicated with the second spray hole, so that spray and steam wetting are realized; when the upper of a shoe kept away from the spray pipe, the sleeve pipe returns to the initial state under the effect of elastic component, does not need artifical manual control spraying, has improved degree of automation.

Drawings

Fig. 1 is a schematic view of the overall structure of a cold-bonded shoe production line according to the present application.

Fig. 2 is a schematic view of the overall structure of the automatic steaming device according to embodiment 1 of the present application.

Fig. 3 is a schematic cross-sectional view of a spray tube according to the present application.

Fig. 4 is a schematic view of the overall structure of the automatic steaming device according to embodiment 2 of the present application.

FIG. 5 is a block flow diagram of a process flow for manufacturing a cold-bonded shoe according to the present application.

Description of reference numerals: 100. a shaping workstation; 200. a glue brushing pretreatment workstation; 300. a glue brushing workstation; 400. a post-processing workstation after brushing glue; 500. conveying chain plates; 1. a support frame; 11. a work table; 12. a support leg; 13. a vertical cylinder; 131. locking the bolt; 2. a conveyor belt; 21. a limiting table; 3. a spray tube; 31. a first nozzle hole; 32. a high pressure water pipe; 4. a sleeve; 41. a second nozzle hole; 42. an elastic member; 43. a buffer head; 5. a drive device; 51. a first cylinder; 52. dialing a plate; 521. a connecting rod; 522. a push block; 53. a second cylinder; 54. a transverse plate; 6. a rotating shaft; 61. a torsion spring; 62. a drive plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a cold-bonded shoe production line.

Example 1:

referring to fig. 1, a cold-bond shoe production line includes a sizing station 100 at which a user performs sizing of an upper, with the wrinkles of the upper being spread by a last; a glue brushing pretreatment workstation 200, wherein a user draws a glue line at the workstation and performs roughening treatment on the part of the upper needing glue brushing; a glue application workstation 300 where a user applies glue for a plurality of times; brushing glue aftertreatment workstation 400, the user improves the laminating effect of upper of a shoe and sole face of glue at this workstation, all installs the conveying link joint 500 between adjacent workstation and carries upper of a shoe and sole, and then realizes flow process.

Referring to fig. 1 and 2, it evaporates wet device to be equipped with the automation in design workstation 100 department, the upper of a shoe is evaporating wet device when automatic, evaporate wet operation automatically, it includes support frame 1 and conveyer belt 2 to evaporate wet device automatically, end fixed mounting has four landing legs 12 under the support frame 1, every landing leg 12 all overlaps and is equipped with a vertical section of thick bamboo 13, vertical section of thick bamboo 13 all is the vertical square column of placing with landing leg 12, equal threaded connection has locking bolt 131 on vertical section of thick bamboo 13's the lateral wall, locking bolt 131 pierces through vertical section of thick bamboo 13's lateral wall and extends to vertical section of thick bamboo 13 inside and landing leg 12 support tightly, end and ground contact under vertical section of thick bamboo 13, provide the support to landing leg 12.

Referring to fig. 1 and 2, the conveyor belt 2 is fixedly installed at the upper end portion of the support frame 1, and the user aligns the end portion of the conveyor belt 2 with the conveying link plate 500 and makes the conveying direction of the conveyor belt 2 identical to that of the conveying link plate 500; the user rotates locking bolt 131 to make locking bolt 131 no longer jack up landing leg 12, can control landing leg 12 and slide in vertical cylinder 13, and then changes the height of support frame 1, and user control conveyer belt 2 is the same with conveying link joint 500 height, and the user arranges the upper on conveyer belt 2, and the upper can be under the drive of conveyer belt 2 automatic movement to conveying link joint 500 on.

Referring to fig. 2, support frame 1 upper end is equipped with workstation 11, and workstation 11 is located one side of conveyer belt 2, and highly the same with the upper band face of conveyer belt 2, and one side fixed mounting that workstation 11 is close to conveyer belt 2 has the backup pad, and the backup pad is located conveyer belt 2's inside, provides the support to conveyer belt 2, and the upper band face level of guarantee conveyer belt 2 avoids conveyer belt 2 to be sunken by the pressure extrusion of upper of a shoe, and the stability of the upper of a shoe is carried to guarantee conveyer belt 2.

Referring to fig. 2, the conveyor belt 2 is fixedly provided with a plurality of limiting tables 21 at equal intervals along the circumferential direction of the conveyor belt 2, the interval between two adjacent limiting tables 21 is slightly larger than the width of an upper, a user places one upper between the two limiting tables 21, the upper can move between the two corresponding limiting tables 21 along the width of the conveyor belt 2, and the upper cannot incline to a large extent under the limiting action of the limiting tables 21 on the two sides.

Referring to fig. 2, drive arrangement 5 is installed at support frame 1 upper end, drive arrangement 5 is including fixing the first cylinder 51 at support frame 1 upper end, first cylinder 51 sets up along the width direction level of conveyer belt 2, and two dials board 52 are installed to first cylinder 51 output, two are dialled board 52 and all set up along the length direction level of conveyer belt 2, wherein one is dialled board 52 and first cylinder 51's output fixed connection, two are dialled the interval of board 52 and slightly are greater than the length of upper of a shoe, two fixedly connected with connecting rods 521 between two are dialled the board 52, under the effect of connecting rod 521, two are dialled board 52 synchronous motion under the drive of first cylinder 51. The lowest part of the connecting rod 521 is higher than the top part of the upper, and the upper can move between the two shifting plates 52 under the conveying of the conveyor belt 2.

Referring to fig. 2, three spray pipes 3 that are parallel to each other are installed above the workbench 11, the one end of the spray pipe 3 is close to the conveyor belt 2, the conveyor belt 2 drives three uppers to move to between two shifting plates 52, the three uppers correspond to the three spray pipes 3 one by one, the uppers are all located at the same position of the conveyor belt 2 in the length direction with the corresponding spray pipes 3, and the conveyor belt 2 stops conveying temporarily.

Referring to fig. 2, the output end of the first cylinder 51 contracts at this time, and drives the two shifting plates 52 to move synchronously toward the direction close to the workbench 11, the lower end surface of the shifting plate 52 is lower than the top of the upper, and at this time, the shifting plate 52 far away from the first cylinder 51 pushes the upper to move toward the workbench 11.

Referring to fig. 2, the upper end of the support frame 1 is rotatably connected with a rotating shaft 6, the rotating shaft 6 is arranged along the length direction of the conveyor belt 2, two ends of the rotating shaft 6 are respectively provided with a torsion spring 61, the middle position of the rotating shaft 6 in the length direction is fixedly provided with a transmission plate 62, and the transmission plate 62 is positioned right below the rotating shaft 6 in the natural state of the torsion spring 61; the middle position of the length direction of the shifting plate 52 close to the first cylinder 51 is fixedly provided with the push block 522, the push block 522 moves along with the corresponding shifting plate 52 and further gradually approaches the transmission plate 62, and when the push block 522 contacts with the transmission plate 62, the transmission plate 62 pushes the rotating shaft 6 to rotate, and at the moment, the torsion spring 61 deforms.

Referring to fig. 2, the spray pipes 3 are fixedly connected with the rotating shaft 6, and when the torsion spring 61 is in a natural state, the height of one end of the spray pipe 3 close to the conveyor belt 2 is higher, so that the movement of the upper is not influenced; in the rotating process of the rotating shaft 6, the spraying pipe 3 rotates around the rotating shaft 6, so that one end of the spraying pipe, close to the conveyor belt 2, moves downwards; when the opening of the upper moves to the lower part of the spraying pipe 3, one end of the spraying pipe 3 close to the conveyor belt 2 moves to the opening of the upper.

Referring to fig. 2 and 3, one end of the spraying pipe 3, which is away from the conveyor belt 2, is communicated with a high-pressure water pipe 32, the high-pressure water pipe 32 introduces water with a certain pressure into the spraying pipe 3, the pipe wall of the spraying pipe 3 is provided with a plurality of first spray holes 31, and the water can be sprayed out of the spraying pipe 3 from the first spray holes 31. The sleeve 4 is sleeved outside the spray pipe 3, one end of the sleeve 4, which is close to the high-pressure water pipe 32, is provided with the elastic part 42, the elastic part 42 is a return spring, and the sleeve 4 seals the first spray hole 31 in a natural state, so that water cannot be sprayed out of the first spray hole 31.

Referring to fig. 2 and 3, in the process that the first cylinder 51 continues to push the shoe upper to move away from the conveyor belt 2 through the shifting plate 52, the spraying pipe 3 is gradually inserted into the shoe upper, and simultaneously rotates synchronously with the rotating shaft 6 to increase the inclination degree of the spraying pipe, so that one end of the sleeve 4, which is far away from the elastic member 42, gradually collides with the bottom of the shoe upper. The one end that sleeve pipe 4 deviates from elastic component 42 is installed and is cushioned head 43, and cushioned head 43 is hemispherical, does not have the edges and corners with the position of upper of a shoe contact, and adopts soft rubber material, has certain deformability, and when conflicting with the upper of a shoe, is difficult for causing the damage to the upper of a shoe.

Referring to fig. 2 and 3, the sleeve 4 is gradually slid toward the high pressure water pipe 32 by the interference of the upper, and the elastic member 42 is compressed; the sleeve 4 is provided with a plurality of second spray holes 41, the second spray holes 41 correspond to the first spray holes 31 one by one, when the elastic member 42 is compressed to a state close to the limit, the first spray holes 31 are communicated with the corresponding second spray holes 41, water of the spray pipe 3 is sprayed into the upper through the first spray holes 31 and the second spray holes 41, the upper is automatically steamed from the inside, at the moment, the output end of the first cylinder 51 stops stretching for a period of time, and the steaming effect of the upper is guaranteed.

Referring to fig. 2 and 3, the output end of the first cylinder 51 is then extended, and at this time, the dial plate 52 closer to the first cylinder 51 pushes the shoe upper to slide toward the conveyor belt 2, so that the shoe upper no longer tightly pushes the sleeve 4, the sleeve 4 rebounds under the action of the elastic member 42, the first air hole is closed again, and spraying is automatically stopped; meanwhile, the pushing block 522 is far away from the transmission plate 62, so that the rotating shaft 6 rotates under the action of the torsion spring 61, the spraying pipe 3 automatically rotates back to the initial state, the shifting plate 52 smoothly moves back to the position above the transmission belt 2, namely, the shoe upper is pushed back to the transmission belt 2, and the transmission belt 2 is restarted to drive the shoe upper to move to complete steaming and wetting treatment; in the process, the user does not need to frequently and manually sleeve, take the shoe upper and open and close the spraying device, and the automation degree is high.

The implementation principle of the embodiment 1 of the application is as follows: the conveying is stopped when the conveying belt 2 drives the three uppers to move between the two shifting plates 52, the output end of the first cylinder 51 contracts, the uppers are driven by the shifting plates 52 to move towards the workbench 11, the push block 522 pushes the rotating shaft 6 to rotate through the conveying plate 62, when the opening of the uppers moves to the lower part of the spray pipe 3, one end of the spray pipe 3 close to the conveying belt 2 moves into the opening of the uppers, the sleeve 4 slides to the first spray hole 31 to be communicated with the second spray hole 41 under the interference effect of the uppers, so that the water of the spray pipe 3 is sprayed into the uppers, and the uppers are automatically steamed from the inside; finally, the output end of the first air cylinder 51 extends to push the shoe upper to slide towards the direction close to the conveyor belt 2, the sleeve 4 rebounds under the action of the elastic piece 42 to close the first air hole again, spraying is automatically stopped, meanwhile, the rotating shaft 6 rotates under the action of the torsion spring 61, the spraying pipe 3 automatically rotates back to the initial state, and the shoe upper is pushed back to the conveyor belt 2. In the process, the user does not need to frequently and manually sleeve, take the shoe upper and open and close the spraying device, and the automation degree is high.

Example 2:

referring to fig. 4, the main difference between this embodiment and embodiment 1 is: the spray pipes 3 are vertically arranged right above the middle position of the length direction of the conveyor belt 2, the driving device 5 comprises a second cylinder 53, the second cylinder 53 is fixedly arranged at the upper end part of the support frame 1, the output end of the second cylinder 53 is vertically arranged downwards, a horizontal transverse plate 54 is fixedly arranged, and the output end of the second cylinder 53 stretches and can directly drive the transverse plate 54 to lift.

Referring to fig. 4, the upper ends of the spray pipes 3 are fixedly connected with the transverse plate 54, the conveyor belt 2 drives the uppers to move below the transverse plate 54, and when the spray pipes 3 are located right above the openings of the corresponding uppers, the conveyor belt 2 temporarily stops conveying; at this time, the output end of the second cylinder 53 extends to drive the transverse plate 54 to descend; the spray tube 3 is lowered synchronously with the cross plate 54, so that the spray tube 3 is inserted into the shoe upper.

Referring to fig. 3 and 4, when the lower end of the sleeve 4 abuts against the ground of the shoe upper, the sleeve slides relative to the corresponding spray pipe 3, the elastic member 42 at the upper end of the sleeve 4 is compressed, and the first spray holes 31 are communicated with the second spray holes 41, so that high-pressure water is atomized and sprayed into the shoe upper, and the shoe upper is wet by steam; after a certain time, the output end of the second cylinder 53 contracts, the spraying pipe 3 is driven to ascend through the transverse plate 54, the sleeve 4 automatically seals the first spraying hole 31 under the action of the elastic piece 42, after the spraying pipe 3 is completely separated from the upper, the conveying belt 2 continues to convey, the steaming and wetting of the upper are completed, the operation of sleeving, taking the upper and switching on and off the spraying is not required to be frequently and manually performed by a user in the process, and the automation degree is high.

The embodiment of the application also discloses a production process flow of the cold-bonded shoe.

Referring to fig. 5, a process flow for producing cold-bonded shoes comprises the following steps:

s1: forming the upper, wherein the edges of the side surface and the bottom surface of the upper are manually sewn to form the upper preliminarily;

s2: the upper is shaped, the shaped upper is moved to a shaping workstation 100 by a worker and is placed on a conveyor belt 2, when the upper is conveyed to a spraying pipe 3 by the conveyor belt 2, the upper is automatically sprayed, moistened and softened, then is conveyed to a conveying chain plate 500 and enters an oven to be heated and heated;

s3: after the upper is conveyed out of the oven by the conveying chain plate 500, a worker sleeves the corresponding type of shoe tree into the upper, the upper is expanded from the inside, wrinkles on the surface of the upper are reduced, the shape of the upper is limited, subsequent processing is facilitated, and then the upper is placed on the conveying chain plate 500 again;

s4: drawing a glue line, conveying the upper to a glue brushing pretreatment workstation 200, drawing a circle of glue height line at the position of the upper close to the sole by a worker according to the height of the sole, so as to limit the glue brushing position during subsequent glue brushing, drawing the glue line by using a hydrolysis pen, and naturally disappearing in subsequent processing;

s5: brushing a treating agent, wherein the upper is conveyed to the glue brushing pretreatment workstation 200 by the conveying chain plate 500, a layer of corrosive treating agent is brushed on the part of the upper below the glue line by a worker by using tools such as a brush, and the corrosion effect of the treating agent causes the surface of the upper to be rough;

s6: brushing glue once, wherein the uppers are conveyed to the glue brushing workstation 300 by the conveying chain plate 500, a layer of adhesive is brushed on the inner part of the sole and the part of the uppers below a glue line by workers by using a brush, the glue brushing is ensured to be uniform and complete during brushing the glue due to the rough surface of the gluing position of the uppers, and the uppers and the soles are respectively conveyed to the next process by using different conveying chain plates 500;

s7: the first baking, the upper and the conveying chain plate 500 of the sole enter the oven at the same time, the sole and the upper are sent into a high-temperature environment, the temperature of the adhesive is raised to achieve the best adhesive property, so as to improve the viscosity of the adhesive;

s8: the second glue brushing is carried out repeatedly by workers at the position where the first layer of adhesive is brushed, so that the sufficient glue amount is ensured;

s9: secondary baking, namely conveying the chain plate 500 to send the sole and the upper into a high-temperature environment again, so that the adhesive for secondary glue brushing is heated to improve the viscosity;

s10: the heated upper and sole are conveyed to a glue brushing post-treatment workstation 400 through a conveying chain plate 500 for one-time compaction, the lower end part of the upper is pressed into the sole by a worker, the bottom of the upper is enabled to be fully attached to the sole, the edge of the sole is enabled to be free of wrinkles, then the upper and the sole are extruded through a machine, the glue surfaces of the upper and the sole are enabled to be in close contact, a shoe tree is pressed as far as possible in the process, if the surface of the upper is pressed, a flexible cloth and the like need to be wrapped at the contact part of the machine and the upper for buffering, and damage to the inclined plane of the upper is avoided;

s11: glue filling, wherein a worker checks the bonding effect between the upper and the edge of the sole at the processing workstation 400 after glue brushing, glue filling is carried out on the edge of the sole in contact with the upper, the sufficient glue amount between the upper and the sole is ensured again, the part of the upper in contact with the sole is completely sealed, and external dust and moisture are not easy to enter the space between the upper and the sole from the edge to influence the bonding effect of the adhesive;

s12: pressing the upper and the sole for the second time after the glue is supplemented, so that the upper and the sole are completely attached;

s13: and (4) delasting, namely taking out the shoe tree in the upper by a worker, pairing the left foot and the right foot, and performing post-treatment such as listing and packaging.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a cold-bonded shoe production line, glues pretreatment workstation (200), brush including design workstation (100), brush and glues workstation (300) and brush and glue aftertreatment workstation (400), design workstation (100) are equipped with automatic wet device, its characterized in that of evaporating: the automatic steaming and wetting device comprises a support frame (1) and a conveyor belt (2) used for conveying uppers, wherein the support frame (1) is provided with an atomizing pipe (3) and a driving device (5) for changing the distance between the uppers and the atomizing pipe (3), the atomizing pipe (3) is communicated with a high-pressure water pipe (32), and the atomizing pipe (3) is provided with a plurality of first spray holes (31).

2. A cold-bonded shoe production line as claimed in claim 1, wherein: spray tube (3) are located conveyer belt (2) width direction's one side, support frame (1) upper end is equipped with workstation (11), workstation (11) are the same with the up end height of conveyer belt (2), drive arrangement (5) include first cylinder (51), first cylinder (51) and support frame (1) fixed connection, the output of first cylinder (51) has set firmly two and has dialled board (52), support frame (1) are equipped with axis of rotation (6), axis of rotation (6) level sets up, spray tube (3) and axis of rotation (6) fixed connection.

3. A cold-bonded shoe production line as claimed in claim 2, wherein: the rotating shaft (6) is provided with a torsion spring (61), one end of the spray pipe (3) departing from the high-pressure water pipe (32) is relatively high in the natural state of the torsion spring (61), a transmission plate (62) is fixedly arranged at the lower end of the rotating shaft (6), and the transmission plate (62) and the shifting plate (52) are located on the same height.

4. A cold-bonded shoe production line as claimed in claim 2, wherein: its circumference equidistant of conveyer belt (2) is equipped with a plurality of spacing platforms (21), and spacing platform (21) all are parallel with the output of first cylinder (51), and the height that highly is less than the upper of a shoe of spacing platform (21), the interval of two adjacent spacing platforms (21) and the width adaptation of upper of a shoe.

5. A cold-bonded shoe production line as claimed in claim 1, wherein: the spraying pipe (3) is sleeved with a sleeve (4), the sleeve (4) is provided with a plurality of second spray holes (41), the second spray holes (41) correspond to the first spray holes (31) one by one, one end, close to the high-pressure water pipe (32), of the sleeve (4) is provided with an elastic part (42), and the second spray holes (41) are not communicated with the first spray holes (31) in a natural state of the elastic part (42).

6. A cold-bonded shoe production line as claimed in claim 5, wherein: one end of the sleeve (4) departing from the elastic part (42) is provided with a buffering head (43), the buffering head (43) is made of soft materials, and the side surface of the buffering head (43) departing from the sleeve (4) is an arc surface.

7. A cold-bonded shoe production line as claimed in claim 1, wherein: the support frame (1) lower tip is equipped with landing leg (12), and landing leg (12) overcoat is equipped with vertical section of thick bamboo (13), and threaded connection has locking bolt (131) on the lateral wall of vertical section of thick bamboo (13), and locking bolt (131) one end extends to in vertical section of thick bamboo (13) and contradicts with landing leg (12).

8. A cold-bonded shoe production line as claimed in claim 1, wherein: spray pipe (3) set up perpendicularly, and drive arrangement (5) are located conveyer belt (2) top, and drive arrangement (5) include second cylinder (53), and second cylinder (53) and support frame (1) fixed connection, and the output of second cylinder (53) has set firmly diaphragm (54), and spray pipe (3) and diaphragm (54) fixed connection, the one end that spray pipe (3) deviate from high-pressure water pipe (32) is located diaphragm (54) below.

9. A cold-bonded shoe production process flow applied to the cold-bonded shoe production line as claimed in any one of claims 1 to 8, comprising the following steps:

s2: the upper is shaped, the upper is sprayed, moistened and softened at a shaping workstation (100), and then the upper is heated to be heated;

s3: a shoe tree is sleeved, a shoe tree with a corresponding type is sleeved into the upper at the shaping workstation (100), and the upper is expanded from the inside;

s4: drawing a glue line, and drawing a circle of glue height line at the position, close to the sole, of the upper according to the height of the sole at a glue brushing pretreatment workstation (200);

s5: brushing a treating agent, namely brushing a layer of corrosive treating agent on the part of the upper, which is positioned below the glue line, at a glue brushing pretreatment workstation (200) to improve the roughness of the glue brushing position;

s6: brushing glue at one time, and brushing a layer of adhesive on the inner part of the sole and the part of the upper below the glue line at a glue brushing workstation (300);

s7: primary baking, namely sending the soles and the uppers into a high-temperature environment at a glue brushing workstation (300) to improve the viscosity of the adhesive;

s8: brushing glue for the second time, and brushing a layer of adhesive on the inner part of the sole and the part below the upper glue line again at a glue brushing workstation (300);

s9: secondary baking, namely, sending the sole and the upper into a high-temperature environment again at a glue brushing workstation (300) to improve the viscosity of the adhesive;

s10: the lower end part of the upper is embedded into the sole in a glue brushing post-processing workstation (400) for one-time compaction, and then the upper and the sole are extruded to ensure that the upper and the sole are in tight contact with each other;

s11: glue filling, wherein glue filling is carried out on the edge of the sole in contact with the upper at a glue brushing post-treatment workstation (400), and the contact part of the upper and the sole is completely sealed;

s12: secondary compaction, namely extruding the upper and the sole again at the glue brushing post-treatment workstation (400) to ensure that the upper and the sole are completely attached;

s13: and (4) delasting, namely taking out the shoe tree in the upper at a glue brushing post-treatment workstation (400), and carrying out post-treatment such as tag hanging and packaging.