CN114536640A

CN114536640A - High-efficient environmental protection EVA foaming panel apparatus for producing

Info

Publication number: CN114536640A
Application number: CN202210182773.0A
Authority: CN
Inventors: 朱家兵
Original assignee: Anhui Jiabin New Material Technology Co ltd
Current assignee: Anhui Jiabin New Material Technology Co ltd
Priority date: 2022-02-26
Filing date: 2022-02-26
Publication date: 2022-05-27
Anticipated expiration: 2042-02-26
Also published as: CN114536640B

Abstract

The invention relates to a high-efficiency environment-friendly EVA (ethylene vinyl acetate copolymer) foaming plate production device which comprises a foaming device and a feeding device, wherein the foaming device comprises a rack, a plurality of upper templates arranged on the rack, a plurality of lower templates arranged on the rack and a driving mechanism for opening or closing the plurality of upper templates and the plurality of lower templates; the feeding device is used for feeding sheets into the die cavities of the upper template and the lower template, and comprises a lifting bracket, a supporting table, a feeding mechanism and a distributing mechanism; the feeding mechanism comprises a feeding conveyer belt and a conveyer motor for driving the feeding conveyer belt; the feed mechanism includes a plurality of pivots, sets up in the spiral separation piece of a plurality of pivot periphery sides and drives the synchronous pivoted branch material motor of a plurality of pivots, and this high-efficient environmental protection EVA foaming panel apparatus for producing need not the manual work and sends the sheet that has cut into between cope match-plate pattern and the lower bolster, and the material resources of using manpower sparingly can not cause the fish tail to the sheet moreover, improves the finished product qualification rate, improves the practicality.

Description

High-efficient environmental protection EVA foaming panel apparatus for producing

Technical Field

The invention relates to the technical field of auxiliary devices for producing and processing foamed plates, in particular to a high-efficiency environment-friendly EVA foamed plate production device.

Background

The EVA foaming sheet material has the advantages that the EVA foaming sheet material is widely applied to daily life and industrial production of people due to the performances of environmental protection, water resistance, heat insulation and the like, raw materials are firstly rolled into the sheet material in the production process of the EVA foaming sheet material, then the sheet material is cut, the cut sheet material is manually sent into a space between an upper template and a lower template of a foaming machine, the upper template and the lower template are assembled, and the sheet material is foamed into the EVA foaming sheet material through vacuumizing and heating. Present EVA foaming panel apparatus for producing discovers in the use, and the manual work consumes a large amount of manpower and materials when sending into between cope match-plate pattern and the lower bolster with the sheet that cuts, and artifical pay-off causes the fish tail to the sheet easily moreover for panel after the foaming has the defect, influences the finished product qualification rate, leads to the practicality lower.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the high-efficiency environment-friendly EVA foaming sheet production device, the high-efficiency environment-friendly EVA foaming sheet production device does not need to manually send the cut sheet into the space between the upper template and the lower template, so that manpower and material resources are saved, the sheet cannot be scratched, the qualified rate of finished products is improved, and the practicability is improved.

(II) technical scheme

In order to achieve the above purpose, an embodiment of the present application provides a high-efficiency environment-friendly EVA foamed sheet production device, which includes a foaming device and a feeding device, where the foaming device includes a frame, multiple upper templates arranged on the frame, multiple lower templates arranged on the frame, and a driving mechanism for opening or closing the multiple upper templates and the multiple lower templates, where the multiple upper templates are respectively matched with the multiple lower templates from top to bottom, and a mold cavity for placing a sheet is arranged at the bottom of the upper template and at the top of the lower template; the feeding device is used for feeding sheets into the die cavities of the upper die plate and the lower die plate, and the feeding device comprises: a lifting support; the supporting table is arranged at the top of the lifting bracket; the feeding mechanism is arranged on the supporting table and comprises a feeding conveying belt and a conveying motor for driving the feeding conveying belt; the material distribution mechanism is arranged on the support table and comprises a plurality of rotating shafts, spiral separation pieces arranged on the outer peripheral sides of the rotating shafts and a material distribution motor driving the rotating shafts to rotate synchronously, and the spiral separation pieces are used for separating the lowest sheet.

In a possible implementation manner, the plurality of rotating shafts are arranged on two sides of the feeding and conveying belt relatively, the material distribution mechanism further comprises a plurality of first belt pulleys arranged at the bottoms of the rotating shafts and a plurality of second belt pulleys arranged at the bottom of the supporting table in a rotatable manner, the first belt pulleys are connected with the second belt pulleys in a belt transmission manner, and the output end of the material distribution motor is connected with one of the second belt pulleys.

In a possible implementation manner, the pitch of the spiral separation sheet is matched with the thickness of the sheet material, and the width of the spiral separation sheet is gradually widened from top to bottom.

In a possible implementation manner, the sheet feeding device further comprises a traction mechanism arranged on the supporting table, the traction mechanism comprises a mounting frame arranged on the supporting table in a sliding mode, a driving component for driving the mounting frame to horizontally slide and a clamping component arranged at one end of the mounting frame, and the clamping component is located at the output end of the feeding conveying belt and used for clamping the end portion of the sheet.

In one possible implementation manner, the mounting frame comprises two oppositely arranged sliding rods and a mounting plate connected with the end parts of the two sliding rods; the centre gripping subassembly include with mounting panel fixed connection's lower plate, set up in the lower plate top and with the relative punch holder and the drive that sets up of lower plate the centre gripping cylinder of punch holder up-and-down motion.

In a possible implementation manner, one side of the support platform facing the mounting plate is provided with two through holes, one ends of the two slide bars, which are far away from the mounting plate, are respectively inserted into the two through holes, strip-shaped grooves which are arranged along the length direction of the slide bars are respectively arranged on the two slide bars, and tooth-shaped structures are arranged in the strip-shaped grooves; the driving assembly comprises two driving motors arranged on the supporting table and gears arranged at power output ends of the two driving motors, and the two gears are respectively meshed with the tooth-shaped structures of the two sliding rods.

In one possible implementation, the lifting bracket includes: the bottom of the bottom plate is provided with traveling wheels; the four guide sleeves are arranged at the top of the bottom plate; the four guide posts are arranged at the bottom of the support table, and the bottoms of the four guide posts are respectively inserted into the four guide sleeves; the lifting motor is arranged on the bottom plate; the threaded pipe is arranged at the output end of the top of the lifting motor; and one end of the threaded rod is connected with the bottom of the supporting table, and the other end of the threaded rod is inserted into and screwed to the inside of the top end of the threaded pipe.

In a possible implementation manner, the foaming device further comprises a plurality of lifting plates arranged in the vertical direction, the plurality of upper templates and the plurality of lower templates are mounted on the lifting plates, and a guide roller is arranged on the top of one end, facing the feeding device, of the lifting plates.

In a possible implementation manner, the driving mechanism includes a hydraulic cylinder arranged on the rack, a bottom output end of the hydraulic cylinder is connected with the lowermost lifting plate, and a connecting rod assembly is arranged between every two adjacent lifting plates.

In a possible implementation manner, the connecting assembly includes a slider slidably connected to one of the lifting plates and a connecting rod rotatably connected to the slider, and one end of the connecting rod, which is far away from the slider, is rotatably connected to the other lifting plate.

(III) advantageous effects

Compared with the prior art, the invention provides a production device of an efficient and environment-friendly EVA (ethylene vinyl acetate) foamed sheet, which has the following beneficial effects: this high-efficient environmental protection EVA foaming panel apparatus for producing, adjust the height of brace table through lifting support, cut the sheet sign indicating number and neatly stack on the brace table, divide material motor through feed mechanism to drive a plurality of pivots and rotate in step, through the spiral separation piece in the pivot at the pivoted in-process separation one slice of sheet in the below, the sheet of separating falls on the pay-off conveyer belt, carry the sheet through the pay-off conveyer belt in the die cavity between cope match-plate pattern and the lower bolster, then adjust the height again through lifting support and correspond with next a set of die cavity, adopt same mode to accomplish carrying one by one of sheet, need not the manual work and send the sheet that will cut into between cope match-plate pattern and the lower bolster, the material resources of using manpower sparingly, and can not cause the fish tail to the sheet, improve the finished product qualification rate, improve the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the feeding device and the pulling mechanism of the present invention;

FIG. 3 is a schematic plan view of the feed assembly and the pulling mechanism of the present invention;

FIG. 4 is a schematic perspective view of the feeding device and the pulling mechanism of the present invention at another angle;

FIG. 5 is a schematic perspective view of a foaming device according to the present invention;

FIG. 6 is a schematic perspective view of another embodiment of the foaming device of the present invention;

in the drawings, the reference numbers:

1. a foaming device; 11. a frame; 12. mounting a template; 13. a lower template; 14. a drive mechanism; 141. a hydraulic cylinder; 15. a lifting plate; 16. a connecting rod assembly; 161. a slider; 162. a connecting rod; 17. a guide roller;

2. a feeding device; 21. a lifting support; 211. a base plate; 212. a traveling wheel; 213. a guide sleeve; 214. a guide post; 215. a lifting motor; 216. a threaded pipe; 217. a threaded rod; 22. a support table; 23. a feeding mechanism; 231. a feeding conveyor belt; 232. a conveying motor; 24. a material distributing mechanism; 241. a rotating shaft; 242. a spiral separation sheet; 243. a material distributing motor; 244. a first pulley; 245. a second pulley;

3. a traction mechanism; 31. a mounting frame; 311. a slide bar; 3111. a tooth-shaped structure; 312. mounting a plate; 32. a drive assembly; 321. a drive motor; 322. a gear; 33. a clamping assembly; 331. a lower splint; 332. an upper splint; 333. and clamping the cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present application provides an apparatus for producing an efficient and environment-friendly EVA foamed sheet, including:

the foaming device 1 comprises a frame 11, a plurality of upper templates 12 arranged on the frame 11, a plurality of lower templates 13 arranged on the frame 11, and a driving mechanism 14 for opening or closing the plurality of upper templates 12 and the plurality of lower templates 13, wherein the plurality of upper templates 12 are respectively matched with the plurality of lower templates 13 up and down, and a die cavity for placing sheets is arranged at the bottom of each upper template 12 and the top of each lower template 13;

the feeding device 2, the feeding device 2 is used for sending into the sheet in the die cavity of cope match-plate pattern 12 and lower bolster 13, and the feeding device 2 includes:

a lifting bracket 21;

a support table 22 disposed on the top of the elevating bracket 21;

the feeding mechanism 23 is arranged on the support table 22, and the feeding mechanism 23 comprises a feeding conveyer belt 231 and a conveyer motor 232 for driving the feeding conveyer belt 231;

the material separating mechanism 24 is disposed on the support table 22, and the material separating mechanism 24 includes a plurality of rotating shafts 241, a spiral separating piece 242 disposed on an outer peripheral side of the plurality of rotating shafts 241, and a material separating motor 243 for driving the plurality of rotating shafts 241 to rotate synchronously, and the spiral separating piece 242 is used for separating the lowermost sheet material.

In this application, the height of brace table 22 has been adjusted through lifting support 21, the sheet sign indicating number that cuts stacks on brace table 22, divide material motor 243 through feed mechanism 24 to drive a plurality of pivots 241 and rotate in step, spiral separation piece 242 through pivot 241 on separates out the sheet of below one at the pivoted in-process, the sheet that separates out falls on pay-off conveyer belt 231, carry the sheet through pay-off conveyer belt 231 in the die cavity between cope match-plate pattern 12 and the lower bolster 13, then adjust the height once more through lifting support 21 and correspond with next set of die cavity, adopt same mode to accomplish carrying one by one of sheet, need not the manual work and send the sheet that cuts into between cope match-plate pattern 12 and the lower bolster 13, manpower and material resources are saved, and can not cause the fish tail to the sheet, improve the finished product qualification rate, and the practicality is improved.

Foaming device 1 in this application is prior art, places the sheet in the die cavity between cope match-plate pattern 12 and lower bolster 13, then cope match-plate pattern 12 and lower bolster 13 compound die, accomplishes the foaming operation through the mode of evacuation and heating, and wherein the mode of evacuation and heating does not apply for and does not do the restriction.

In this embodiment, the plurality of rotating shafts 241 are disposed on two sides of the feeding and conveying belt 231, the material separating mechanism 24 further includes a first belt pulley 244 disposed at the bottom of the plurality of rotating shafts 241 and a plurality of second belt pulleys 245 rotatably disposed at the bottom of the supporting table 22, the plurality of first belt pulleys 244 are connected with the plurality of second belt pulleys 245 through belt transmission, and the output end of the material separating motor 243 is connected with one of the second belt pulleys 245.

In this application, divide material motor 243 to drive one of them second belt pulley 245 and rotate, and second belt pulley 245 passes through the synchronous syntropy rotation of a belt drive a plurality of first belt pulleys 244 to realize the synchronous rotation of a plurality of pivot 241, the spiral separation piece 242 of pivot 241 periphery side inserts between two sheets, divides the reason through the rotation of spiral separation piece 242 and goes out a sheet in below, and remaining sheet still stacks in a supporting bench 22 top, supports through spiral separation piece 242.

In the embodiment of the present application, the pitch of the spiral separation piece 242 matches with the thickness of the sheet, and the width of the spiral separation piece 242 gradually widens from top to bottom.

In this application, the screw pitch of spiral separation piece 242 and the thickness phase-match of sheet guarantee that spiral separation piece 242 can accurately insert between two sheets, and sheet itself has certain thickness, and thickness has accomplished the accurate control of sheet thickness when the roll extrusion moreover.

In the embodiment of the present application, the sheet feeding device further includes a traction mechanism 3 disposed on the support table 22, the traction mechanism 3 includes a mounting frame 31 slidably disposed on the support table 22, a driving component 32 for driving the mounting frame 31 to horizontally slide, and a clamping component 33 mounted at one end of the mounting frame 31, and the clamping component 33 is located at an output end of the feeding and conveying belt 231 and is used for clamping an end portion of a sheet.

In this application, in order to improve the planarization when the sheet is carried, can also set up drive mechanism 3, the one end of sheet is held through centre gripping subassembly 33, then drive mounting bracket 31 horizontal migration through drive assembly 32, in-process carrying out the sheet, there is the one end that drive mechanism 3 pulled the sheet, can prevent effectively that the sheet from beating a roll folding condition, guarantee the planarization after the sheet conveying advances the die cavity, after in the die cavity is carried to the sheet, centre gripping subassembly 33 loosens the sheet, then reset under drive assembly 32's drive.

It should be noted that the traction mechanism 3 in the present application only fixes the end of the sheet and then moves along with the sheet transportation, and does not cause tension to the sheet, and the sheet transportation power is provided by the feeding and transporting belt 231, so that the sheet itself is not pulled and deformed.

In the embodiment of the present application, the mounting frame 31 includes two opposite sliding rods 311 and a mounting plate 312 connected to end portions of the two sliding rods 311;

the clamping assembly 33 includes a lower clamp plate 331 fixedly connected to the mounting plate 312, an upper clamp plate 332 disposed above the lower clamp plate 331 and opposite to the lower clamp plate 331, and a clamping cylinder 333 for driving the upper clamp plate 332 to move up and down.

In this application, the end of the sheet is firstly conveyed to the upper side of the lower clamping plate 331 through the feeding conveyor belt 231, the clamping cylinder 333 drives the upper clamping plate 332 to move downwards, and the clamping of the end of the sheet is completed through the cooperation of the upper clamping plate 332 and the lower clamping plate 331.

Alternatively, the upper clamping plate 332 and the lower clamping plate 331 can move in opposite directions, i.e. the upper clamping plate 332 and the lower clamping plate 331 can move towards each other or away from each other.

Specifically, the clamping surfaces of the upper clamping plate 332 and the lower clamping plate 331 are made of rubber, so that the deformation of the upper surface and the lower surface of the sheet caused by overlarge pressure is avoided, and only a supporting force is provided for the end of the sheet in the sheet conveying process.

In the embodiment of the present application, two through holes are formed in one side of the supporting table 22 facing the mounting plate 312, one ends of the two sliding rods 311 away from the mounting plate 312 are respectively inserted into the two through holes, strip-shaped grooves are respectively formed in the two sliding rods 311 along the length direction of the sliding rods, and a tooth-shaped structure 3111 is arranged in the strip-shaped grooves;

the driving assembly 32 includes two driving motors 321 disposed on the supporting platform 22, and gears 322 disposed at power output ends of the two driving motors 321, and the two gears 322 are respectively engaged with the tooth-shaped structures 3111 of the two sliding rods 311.

In this application, drive two gear 322 rotations respectively through two driving motor 321, through gear 322 and dentate structure 3111's cooperation, drive two slide bars 311 lateral sliding to realize the lateral shifting of mounting bracket 31.

Specifically, the driving motor 321 is a servo motor, which can ensure that the mounting frame 31 can synchronously operate with the feeding and conveying belt 231.

In the embodiment of the present application, the lifting bracket 21 includes:

the bottom of the bottom plate 211 is provided with a travelling wheel 212;

four guide sleeves 213 arranged on the top of the bottom plate 211;

four guide posts 214 disposed at the bottom of the support platform 22, wherein the bottoms of the four guide posts 214 are inserted into the four guide sleeves 213 respectively;

a lifting motor 215 disposed on the base plate 211;

a threaded pipe 216 installed at the top output end of the lifting motor 215; and

and a threaded rod 217, one end of the threaded rod 217 being connected to the bottom of the support table 22, and the other end being inserted into and screwed into the top interior of the threaded tube 216.

In this application, drive screwed pipe 216 through elevator motor 215 and rotate, through screwed pipe 216 and threaded rod 217's cooperation, drive a supporting bench 22 and go up and down, through guide pin bushing 213 and guide pillar 214's cooperation, guarantee a supporting bench 22's stability. By adopting the matching of the threaded pipe 216 and the threaded rod 217 to realize the lifting, the lifting height of the supporting platform 22 can be accurately controlled by the rotation turns of the lifting motor 215.

Optionally, the lifting support 21 may also be a scissor-type lifting frame, and the lifting is realized by the driving of the hydraulic cylinder 141.

In this application embodiment, foaming device 1 still includes a plurality of lifters 15 of arranging the setting along vertical direction, and a plurality of cope match-plate pattern 12 and a plurality of lower bolster 13 are installed on lifter 15, and lifter 15 is provided with the guide roll towards material feeding unit 2's one end top.

In this application, cope match-plate pattern 12 and lower bolster 13 are installed on lifter plate 15, accomplish the die sinking and the compound die of cope match-plate pattern 12 and lower bolster 13 through the lift of lifter plate 15, are provided with guide roll 17 in the one end of lifter plate 15 for the sheet is carried on guide roll's surface, further protects the sheet, prevents that the sheet from taking place the fish tail in transportation process.

In the embodiment of the present application, the driving mechanism 14 includes a hydraulic cylinder 141 disposed on the frame 11, a bottom output end of the hydraulic cylinder 141 is connected to the lowermost lifting plate 15, and a connecting rod assembly 16 is disposed between two adjacent lifting plates 15.

In this application, drive lifter plate 15 of below through pneumatic cylinder 141 and go up and down, connect through link assembly 16 between a plurality of lifter plates 15.

Further, the connecting assembly includes a sliding block 161 slidably connected to one of the lifting plates 15 and a connecting rod 162 rotatably connected to the sliding block 161, and one end of the connecting rod 162 far away from the sliding block 161 is rotatably connected to the other lifting plate 15.

In this application, when the die sinking, pneumatic cylinder 141 drives lifter plate 15 of below and moves down, and link assembly 16's slider 161 horizontal slip for connecting rod 162 inclination grow, thereby leave the space between two adjacent lifter plates 15, so that go on unloading, slider 161 slides to extreme position after, and connecting rod 162 no longer inclines, and the distance between two adjacent lifter plates 15 is fixed.

Specifically, after the slide block 161 slides to the limit position, the connecting rod 162 is still in an inclined state, so that the slide block 161 can slide continuously during mold closing.

This high-efficient environmental protection EVA foaming panel apparatus for producing is when using, the height of brace table 22 has been adjusted through lifting support 21, the sheet sign indicating number that cuts is all overlapped on brace table 22, divide material motor 243 through feed mechanism 24 to drive a plurality of pivots 241 and rotate in step, spiral separation piece 242 through on the pivot 241 separates out the sheet of below one at the pivoted in-process, the sheet that separates out falls on pay-off conveyer belt 231, carry the sheet through pay-off conveyer belt 231 in the die cavity between cope match-plate pattern 12 and the lower bolster 13, then adjust the height again through lifting support 21 and correspond with next set of die cavity, adopt same mode to accomplish carrying one by one of sheet, need not the manual work and send the sheet that cuts into between cope match-plate pattern 12 and the lower bolster 13, manpower and materials are saved, and can not cause the fish tail to the sheet, improve the finished product qualification rate, improve the practicality.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes the meaning of "on something" with intervening features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above something" or "above" but also includes the meaning of "above something" or "above" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient environmental protection EVA foaming panel apparatus for producing, its characterized in that includes:

the foaming device (1) comprises a rack (11), a plurality of upper templates (12) arranged on the rack (11), a plurality of lower templates (13) arranged on the rack (11), and a driving mechanism (14) for opening or closing the plurality of upper templates (12) and the plurality of lower templates (13), wherein the plurality of upper templates (12) are respectively matched with the plurality of lower templates (13) up and down, and a die cavity for placing sheets is arranged at the bottom of each upper template (12) and the top of each lower template (13);

the feeding device (2), the feeding device (2) is used for feeding the sheet material into the die cavities of the upper template (12) and the lower template (13), and the feeding device (2) comprises:

a lifting bracket (21);

a support table (22) arranged on the top of the lifting support (21);

the feeding mechanism (23) is arranged on the support table (22), and the feeding mechanism (23) comprises a feeding conveyer belt (231) and a conveying motor (232) for driving the feeding conveyer belt (231);

the material distribution mechanism (24) is arranged on the support table (22), the material distribution mechanism (24) comprises a plurality of rotating shafts (241), spiral separation pieces (242) arranged on the outer peripheral sides of the rotating shafts (241) and a material distribution motor (243) driving the rotating shafts (241) to rotate synchronously, and the spiral separation pieces (242) are used for separating the lowest sheet materials.

2. The device for producing high-efficiency and environment-friendly EVA foamed board according to claim 1, wherein the plurality of rotating shafts (241) are disposed at two sides of the feeding conveyor belt (231), the material distribution mechanism further comprises a first pulley (244) disposed at the bottom of the plurality of rotating shafts (241) and a plurality of second pulleys (245) rotatably disposed at the bottom of the supporting table (22), the plurality of first pulleys (244) and the plurality of second pulleys (245) are connected through belt transmission, and the output end of the material distribution motor (243) is connected with one of the second pulleys (245).

3. The device for producing the high-efficiency and environment-friendly EVA foaming sheet material as claimed in claim 1, wherein the pitch of the spiral separation sheet (242) is matched with the thickness of the sheet material, and the width of the spiral separation sheet (242) is gradually widened from top to bottom.

4. A high-efficiency environment-friendly EVA foamed board production device according to any one of claims 1-3, further comprising a traction mechanism (3) disposed on the supporting platform (22), wherein the traction mechanism (3) includes a mounting frame (31) slidably disposed on the supporting platform (22), a driving assembly (32) for driving the mounting frame (31) to slide horizontally, and a clamping assembly (33) mounted at one end of the mounting frame (31), and the clamping assembly (33) is located at an output end of the feeding conveyor belt (231) and is used for clamping an end of the sheet.

5. The production device of the high-efficiency environment-friendly EVA foaming sheet material as claimed in claim 4, wherein the mounting frame (31) comprises two oppositely-arranged sliding rods (311) and a mounting plate (312) connected with the ends of the two sliding rods (311);

centre gripping subassembly (33) including with mounting panel (312) fixed connection's lower plate (331), set up in lower plate (331) top and with relative upper plate (332) and the drive that sets up of lower plate (331) upper plate (332) up-and-down motion's centre gripping cylinder (333).

6. The device for producing high-efficiency environment-friendly EVA foamed sheets according to any one of claims 1-5, wherein one side of the support table (22) facing the mounting plate (312) is provided with two through holes, one ends of the two sliding rods (311) far away from the mounting plate (312) are respectively inserted into the two through holes, and the two sliding rods (311) are respectively provided with a strip-shaped groove arranged along the length direction thereof, and the strip-shaped groove is internally provided with a tooth-shaped structure (3111);

the driving assembly (32) comprises two driving motors (321) arranged on the supporting table (22) and gears (322) arranged at power output ends of the two driving motors (321), and the two gears (322) are respectively meshed with the tooth-shaped structures (3111) of the two sliding rods (311).

7. The device for producing high-efficiency and environment-friendly EVA foamed sheet according to claim 1, wherein the lifting bracket (21) comprises:

the bottom of the bottom plate (211) is provided with a traveling wheel (212);

four guide sleeves (213) arranged on the top of the bottom plate (211);

four guide posts (214) arranged at the bottom of the support table (22), and the bottoms of the four guide posts (214) are respectively inserted into the four guide sleeves (213);

a lifting motor (215) arranged on the bottom plate (211);

a threaded pipe (216) mounted at the top output end of the lifting motor (215); and

a threaded rod (217), wherein one end of the threaded rod (217) is connected with the bottom of the supporting table (22), and the other end of the threaded rod (217) is inserted into and screwed into the top of the threaded pipe (216).

8. The production device of the high-efficiency and environment-friendly EVA foamed sheet according to claim 1, wherein the foaming device (1) further comprises a plurality of lifting plates (15) arranged in a vertical direction, the plurality of upper mold plates (12) and the plurality of lower mold plates (13) are mounted on the lifting plates (15), and a guide roller (17) is arranged at the top of one end of each lifting plate (15) facing the feeding device (2).

9. The device for producing the high-efficiency and environment-friendly EVA foamed sheet according to claim 8, wherein the driving mechanism (14) comprises a hydraulic cylinder (141) disposed on the frame (11), a bottom output end of the hydraulic cylinder (141) is connected to the lowermost lifting plate (15), and a connecting rod assembly (16) is disposed between two adjacent lifting plates (15).

10. The device for producing the high-efficiency and environment-friendly EVA foamed sheet according to claim 9, wherein the connecting assembly comprises a sliding block (161) slidably connected to one of the lifting plates (15) and a connecting rod (162) rotatably connected to the sliding block (161), and one end of the connecting rod (162) far away from the sliding block (161) is rotatably connected to the other lifting plate (15).