CN112726215A

CN112726215A - Environment-friendly anti-skidding synthetic leather and apparatus for producing thereof

Info

Publication number: CN112726215A
Application number: CN202011579849.0A
Authority: CN
Inventors: 梁立善; 饶轩衡; 程静; 林新耕; 高爽
Original assignee: Anhui Baobo New Material Technology Co Ltd
Current assignee: Anhui Baobo New Material Technology Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-04-30
Anticipated expiration: 2040-12-28
Also published as: CN112726215B

Abstract

The invention belongs to the field of synthetic leather production, and discloses an environment-friendly anti-skidding synthetic leather and a production device thereof, wherein the environment-friendly anti-skidding synthetic leather comprises support frames which are arranged in a mirror image manner, a pair of driving rollers is arranged between the support frames, and two ends of each driving roller are respectively connected with corresponding chain wheels; the driving rollers are connected through symmetrically arranged conveying belts, the conveying belts are sleeved on the driving rollers, the driving rollers are provided with circumferentially arranged sliding grooves, and the inner sides of the conveying belts are provided with fluctuation assemblies arranged along the conveying belts; limiting rings are arranged on two sides of the conveying belt on the driving roller and are attached to the side faces of the fluctuation components; the middle parts of the conveying belts are provided with supporting plates arranged in a mirror image mode, movable grooves are formed in the supporting plates, the lower end portions of the first fixing strips at the bending parts are attached to the upper end faces of the supporting plates, wrinkle removing assemblies are arranged between the two conveying belts and used for removing wrinkles in the middle of synthetic leather placed on the conveying belts.

Description

Environment-friendly anti-skidding synthetic leather and apparatus for producing thereof

Technical Field

The utility model belongs to synthetic leather production field, concretely relates to environment-friendly anti-skidding synthetic leather and apparatus for producing thereof.

Background

Synthetic leather is a substitute material for leather, people gradually seek high-quality daily products along with the improvement of living standard of people, the demand of leather products is more and more, animal dermis can not meet the demand of people along with the enhancement of animal protection consciousness, and the synthetic leather products gradually become the development trend in the future.

Disclosure of Invention

The disclosed aim at provides an environment-friendly anti-skidding synthetic leather and a production device thereof.

The purpose of the disclosure can be realized by the following technical scheme:

the production device of the environment-friendly anti-skidding synthetic leather comprises support frames arranged in a mirror image mode, wherein a pair of driving rollers are arranged between the support frames, two ends of each driving roller are respectively connected with corresponding chain wheels, and one end of each chain wheel is coaxially connected with a driving shaft of a first motor;

the driving rollers are connected through symmetrically arranged conveying belts, the conveying belts are sleeved on the driving rollers, the driving rollers are provided with circumferentially arranged sliding grooves, the inner sides of the conveying belts are provided with fluctuation components arranged along the conveying belts, and part of the fluctuation components on the conveying belts are buckled in the sliding grooves on the driving rollers;

limiting rings are arranged on two sides of the conveying belt on the driving roller and are attached to the side faces of the fluctuation components;

the wave assembly comprises a first fixing strip, the first fixing strip is fixedly arranged on a conveying belt, bending parts are arranged at two ends of the first fixing strip, the bending parts are bent to the side face of the conveying belt, a second fixing strip is arranged at the lower end of the first fixing strip, two ends of the second fixing strip and the side face of the corresponding conveying belt are kept with allowance, a movable cavity which is communicated with the outside along the width direction of the conveying belt is formed in the middle of the second fixing strip, a first spring is arranged in the movable cavity, rolling balls are attached to two ends of the first spring, two ends of the movable cavity form a necking shape, so that the parts of the rolling balls fall on two ends of the movable cavity, the second fixing strip on the periphery side of the driving roller is embedded into a sliding groove of the driving roller, and the bending parts at two ends of the conveying belt are;

the middle part department of conveyer belt is provided with the layer board that the mirror image was arranged, has seted up the activity groove on the layer board, and the width in activity groove is less than the width of conveyer belt, and the middle part of conveyer belt is in the activity groove, and the tip laminating is on the up end of layer board under the first fixed strip that is in the department of bending, is provided with between two conveyer belts and removes the wrinkle subassembly, and the wrinkle subassembly is used for removing the middle part of placing the synthetic leather on the conveyer belt and winks.

Further, be provided with the regulating block on the spacing ring, be provided with first actuating lever between on the support frame, set up on the first actuating lever and regard as the first external screw thread and the second external screw thread of dividing line with self middle part, the turning of first external screw thread and second external screw thread is opposite, be connected through screw-thread fit between the first external screw thread of regulating block and first actuating lever on the spacing ring that is in first actuating lever middle part one side, be connected through screw-thread fit between the second external screw thread of regulating block and first actuating lever on the spacing ring that is in first actuating lever opposite side

Further, the wrinkle removing assembly comprises push strips for sliding in the width direction of the conveying belt, the push strips are set to be two, second springs are arranged between the push strips, the two ends of each second spring are respectively connected with the corresponding push strips in a fastening mode, symmetrically arranged pull strips are arranged on the push strips, the pull strips are hinged to the push strips, pull ropes are arranged on the pull strips, the pull ropes are wrapped on a winding roller, the winding roller rotates to wind the pull ropes, and the pull ropes are driven to move close to the push strips until the push strips are mutually attached.

Further, the layer board lower extreme is provided with the backup pad, is provided with the guide rail in the backup pad, and the guide rail is along the width direction of conveyer belt, layer board and the equal slidable mounting of strip that pushes away on the guide rail.

Further, install the second motor in the backup pad, the output of second motor is provided with the second actuating lever, is provided with positive and negative rotation direction screw thread on the second actuating lever, is connected through screw-thread fit between second actuating lever and the layer board, and the complex screw thread rotation direction is opposite between two layer boards.

Further, the conveyer belt top is provided with the clamp plate subassembly, and the clamp plate subassembly is provided with the mounting panel including the first cylinder that is located the conveyer belt top on the telescopic link of first cylinder, be provided with the second cylinder of symmetric distribution on the mounting panel, is provided with the briquetting on the telescopic link of second cylinder, and the briquetting carries out the width direction along the conveyer belt through the telescopic link of second cylinder and moves.

Furthermore, a suction nozzle assembly is arranged at the upper end of the supporting plate and comprises two adsorption screw rods provided with external threads, the two adsorption screw rods are respectively positioned at two sides of the winding roller, a first suction nozzle is arranged at the upper end of each adsorption screw rod, and the first suction nozzle is enabled to adsorb synthetic leather with wrinkles removed above through rotation of the adsorption screw rods;

the top end of the winding roller is provided with an adsorption seat connected in a rotating mode, a telescopic rod is arranged on the adsorption seat, a second suction nozzle is arranged at the top end of the telescopic rod, and a third spring is sleeved on the telescopic rod.

Furthermore, the pushing strips are provided with semicircular round holes, when the two pushing strips are attached to each other, the two semicircular round holes are spliced with each other to form a round hole, and the second suction nozzle is located in the round hole.

Further, a production method of the production device comprises the following steps:

in the process of flattening the edges of the synthetic leather, the distance between the two conveying belts is adjusted, so that the edges of the two sides of the synthetic leather on the conveying belts are positioned on the conveying belts, and the pressing plate assembly positioned above the conveying belts presses down the whole synthetic leather on the conveying belts, so that the flattening of the edges of the two sides of the synthetic leather is realized;

in the process of cutting the edge of the synthetic leather, the distance between the two conveying belts is adjusted, so that the areas to be cut on the two side edges of the synthetic leather are exposed out of the edges of the conveying belts, and a cutting tool is used for cutting.

In some publications, the manufacturing apparatus for synthetic leather comprises the above-described production apparatus.

The beneficial effect of this disclosure:

the wrinkle removing treatment can be carried out in the process of flattening or shearing the synthetic leather.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;

FIG. 2 is a schematic view of the different view structure of FIG. 1 in accordance with an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a wave assembly configuration according to an embodiment of the present disclosure;

FIG. 4 is a partial structural schematic of an embodiment of the present disclosure;

fig. 5 is a schematic view of the structure of fig. 4 from different perspectives in accordance with an embodiment of the present disclosure.

Detailed Description

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

As shown in fig. 1 to 5, the production device of the environment-friendly anti-skidding synthetic leather comprises support frames 1 arranged in a mirror image manner, a pair of driving rollers 10 is arranged between the support frames 1, two ends of each driving roller 10 are respectively connected with corresponding chain wheels 11, and one end of each chain wheel 11 is coaxially connected with a driving shaft of a first motor 12; in use, the drive shaft of the first motor 12 rotates the drive roller 10.

The driving rollers 10 are connected through symmetrically arranged conveying belts 2, the conveying belts 2 are sleeved on the driving rollers 10, the driving rollers 10 are provided with circumferentially arranged sliding grooves, the inner sides of the conveying belts 2 are provided with the fluctuation components 3 arranged along the conveying belts 2, and part of the fluctuation components 3 on the conveying belts 2 are buckled in the sliding grooves on the driving rollers 10; during the use, drive roller 10 rotates and drives conveyer belt 2 and carry, and when the synthetic leather was placed on conveyer belt 2, conveyer belt 2 drove the synthetic leather and removes.

Both sides of the conveying belt 2 on the driving roller 10 are provided with limiting rings 21, the limiting rings 21 are attached to the side surfaces of the fluctuation component 3, and the limiting rings 21 are provided with adjusting blocks 211;

be provided with first actuating lever 13 between on the support frame 1, first external screw thread and second external screw thread as the marking off line with self middle part have been seted up on first actuating lever 13, the direction of turning round of first external screw thread and second external screw thread is opposite, be connected through screw-thread fit between the first external screw thread of regulating block 211 and first actuating lever 13 on the spacing ring 21 of first actuating lever 13 middle part one side, be connected through screw-thread fit between the second external screw thread of regulating block 211 and first actuating lever 13 on the spacing ring 21 of first actuating lever 13 opposite side, utilize first external screw thread and second external screw thread on the first actuating lever 13 to make spacing ring 21 keep stable for first actuating lever 13, even make spacing ring 21 be in the both sides of conveyer belt 2 all the time, and keep the fixed spacing, be favorable to conveyer belt 2 to be in the stability on drive roller 10.

In this embodiment, fluctuating component 3 includes first fixed strip 31, first fixed strip 31 fixed mounting is on conveyer belt 2, the both ends of first fixed strip 31 are provided with the portion of bending 32, the portion of bending 32 bends to the side of conveyer belt 2, first fixed strip 31 lower extreme is provided with second fixed strip 33, the both ends of second fixed strip 33 all have with the side of the conveyer belt 2 that corresponds and keep having the surplus, second fixed strip 33 middle part is seted up along conveyer belt 2 width direction and the activity chamber with external intercommunication, be provided with first spring 34 in the activity intracavity, the laminating of first spring 34 both ends has spin 35, the form that contracts mouthful is formed at activity chamber both ends, make the part of spin 35 fall into activity chamber both ends outward, the second fixed strip 33 that is in drive roller 10 week side imbeds to the spout of drive roller 10 in, the portion of bending 32 that is in conveyer belt 2 both ends pastes with spacing ring 21 mutually.

During the use, pivoted drive roller 10 drives the transmission of conveyer belt 2 through second fixed

strip

33, 2 in-process that transmit to drive roller 10 at the conveyer belt, because the both ends of second fixed strip 33 all have with the side of the conveyer belt 2 that corresponds and keep having the surplus, and take place the dislocation at second fixed strip 33 and carry out the school position in-process, spin 35 on the second fixed strip 33 contacts with the dislocation contact surface when school position, owing to be elastic, and be the contact of ball roll formula, do benefit to in the spout that second fixed strip 33 imbeds to drive roller 10.

The middle part department of conveyer belt 2 is provided with layer board 4 that the mirror image was arranged, has seted up movable groove 40 on layer board 4, and the width of movable groove 40 slightly is less than the width of conveyer belt 2, and the middle part of conveyer belt 2 is in movable groove 40, and the tip laminating is on the up end of layer board 4 under the first fixed strip 31 that is in bending portion 32 department, is provided with between two conveyer belts 2 and removes wrinkle subassembly 5, and wrinkle subassembly 5 is used for removing the middle part of placing the synthetic leather on conveyer belt 2 and winks.

The wrinkle removing assembly 5 comprises two pushing strips 51 for sliding the conveying belt 2 in the width direction, two pushing strips 51 are arranged, a second spring 52 is arranged between the pushing strips 51, two ends of the second spring 52 are respectively fastened and connected with the corresponding pushing strips 51, symmetrically-arranged pulling strips 53 are arranged on the pushing strips 51, the pulling strips 53 are hinged with the pushing strips 51, pulling ropes 54 are arranged on the pulling strips 53, the pulling ropes 54 are all wrapped on a winding roller 55, the winding roller 55 rotates to wind the pulling ropes 54, and the pulling ropes 54 wind the pushing strips 51 to move close to each other until the pushing strips 51 are attached to each other;

rotating the winding roller 55, releasing the pull rope 54 on the winding roller 55, and because the second spring 52 relaxes, the two ends of the second spring 52 respectively push the push strips 51 to the conveyor belts 2 at the two sides, and push the push strips 51 to move in the direction away from each other among the push strips 51, so that the middle parts of the synthetic leather placed on the conveyor belts 2 are wrinkle-removed by the push strips 51;

until the push bar 51 pushes the conveyor belt 2 to move in a direction away from each other, the conveyor belt 2 further wrinkle in the middle of the synthetic leather placed on the conveyor belt 2.

In the process of flattening the edge of synthetic leather (if the partial edge of synthetic leather is weak curling up phenomenon), adjust the interval of two conveyer belts 2, make the both sides edge of the synthetic leather that is on it be in on conveyer belt 2, the clamp plate subassembly 6 that is in the top pushes down the whole of the synthetic leather on conveyer belt 2, the both sides edge of realizing the synthetic leather flattens, because the bottom of first fixed strip 31 pastes with 4 up end of layer board mutually, first fixed strip 31 can effectively support conveyer belt 2 this moment, make conveyer belt 2 can form an effectual horizontal plane, thereby can effectively provide the support when pushing down.

In the process of cutting the edge of the synthetic leather, the distance between the two conveying belts 2 is adjusted, so that the areas to be cut on the two side edges of the synthetic leather are exposed out of the edge of the conveying belts 2, and a cutting tool is used for cutting.

In this embodiment, the supporting plate 7 is disposed at the lower end of the supporting plate 4, the guide rail 71 is disposed on the supporting plate 7, the guide rail 71 is along the width direction of the conveyor belt 2, and both the supporting plate 4 and the pushing bar 51 are slidably mounted on the guide rail 71, on one hand, the guide rail 71 can support the supporting plate 4 and the pushing bar 51, and on the other hand, the guide rail 71 can stably guide the supporting plate 4 and the pushing bar 51.

A second motor 72 is installed on the supporting plate 7, a second driving rod 73 is arranged at the output end of the second motor 72, a positive and negative rotation direction thread is arranged on the second driving rod 73, the second driving rod 73 is in matched connection with the supporting plates 4 through the thread, and the rotation directions of the matched threads between the two supporting plates 4 are opposite; during the use, through second motor 72, control second drive lever 73 and rotate, pivoted second drive lever 73 regulates and control the position of layer board 4 along with the position of conveyer belt 2 for layer board 4 is synchronous with conveyer belt 2 position mutually.

In this embodiment, the supporting plate 7 is provided with a third motor 551, an output shaft of the third motor 551 is fastened to the wind-up roll 55, and the wind-up roll 55 is driven by the third motor 551 to rotate, so as to wind or release the wind rope by the wind-up roll 55.

In this embodiment, conveyer belt 2 top is provided with clamp plate assembly 6, clamp plate assembly 6 is including the first cylinder 61 that is in conveyer belt 2 top, be provided with mounting panel 62 on the telescopic link of first cylinder 61, be provided with the second cylinder 63 of symmetric distribution on the mounting panel 62, be provided with briquetting 64 on the telescopic link of second cylinder 63, briquetting 64 carries out the width direction along conveyer belt 2 through the telescopic link of second cylinder 63 and moves, if in the in-process of removing the wrinkle to synthetic leather, briquetting 64 and push away strip 51 upper end and carry out mutual centre gripping, move to the width direction both sides of conveyer belt 2 each other simultaneously, carry out to being in and pushing away strip 51 and removing the wrinkle to the synthetic leather between the briquetting 64 down.

In this embodiment, the suction nozzle assembly 8 is arranged at the upper end of the supporting plate 7, the suction nozzle assembly 8 includes two suction screws 81 provided with external threads, the two suction screws 81 are respectively located at two sides of the wind-up roll 55, the upper end of the suction screw 81 is provided with a first suction nozzle 811, and the first suction nozzle 811 is enabled to suck the synthetic leather with wrinkles removed from the upper side by rotating the suction screws 81;

the top of wind-up roll 55 is provided with the absorption seat 82 of rotating the connection, is provided with the telescopic link on the absorption seat 82, and the telescopic link top is provided with second suction nozzle 821, and the cover is equipped with the third spring on the telescopic link.

When the synthetic leather wrinkle-removing device is used, the second suction nozzle 821 adsorbs the synthetic leather wrinkle-removed above, so that the synthetic leather is kept relatively fixed.

In this embodiment, the push bars 51 are provided with semicircular round holes 510, when the two push bars 51 are attached to each other, the two semicircular round holes 510 are spliced to form a round hole, and the second suction nozzle 821 is located in the round hole, so that the synthetic leather can be initially wrinkle-removed and fixed (in a state when the push bars 51 are attached to each other).

The using method comprises the following steps:

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing illustrates and describes the general principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the disclosure, and that various changes and modifications may be made to the disclosure without departing from the spirit and scope of the disclosure, which is intended to be covered by the claims.

Claims

1. The production device of the environment-friendly anti-skidding synthetic leather comprises support frames (1) which are arranged in a mirror image mode, wherein a pair of driving rollers (10) are arranged between the support frames (1), two ends of each driving roller (10) are respectively connected with corresponding chain wheels (11), and one end of each chain wheel (11) is coaxially connected with a driving shaft of a first motor (12); it is characterized in that the preparation method is characterized in that,

the driving rollers (10) are connected through symmetrically arranged conveying belts (2), the conveying belts (2) are sleeved on the driving rollers (10), the driving rollers (10) are provided with sliding grooves which are circumferentially arranged, the inner sides of the conveying belts (2) are provided with fluctuation assemblies (3) which are arranged along the conveying belts (2), and the fluctuation assemblies (3) on part of the conveying belts (2) are buckled in the sliding grooves on the driving rollers (10);

limiting rings (21) are arranged on two sides of the conveying belt (2) on the driving roller (10), and the limiting rings (21) are attached to the side faces of the fluctuation component (3);

the wave assembly (3) comprises a first fixing strip (31), the first fixing strip (31) is fixedly installed on the conveying belt (2), bending parts (32) are arranged at two ends of the first fixing strip (31), the bending parts (32) are bent to the side face of the conveying belt (2), a second fixing strip (33) is arranged at the lower end of the first fixing strip (31), two ends of the second fixing strip (33) and the corresponding side face of the conveying belt (2) are kept with allowance, a movable cavity which is communicated with the outside along the width direction of the conveying belt (2) is arranged in the middle of the second fixing strip (33), a first spring (34) is arranged in the movable cavity, two ends of the first spring (34) are attached with rolling balls (35), two ends of the movable cavity form a necking shape, so that the parts of the movable cavity (35) fall at two end parts of the movable cavity, the second fixing strip (33) at the peripheral side of the driving roller (10) is embedded into a sliding groove of the driving roller (10, bending parts (32) at two ends of the conveying belt (2) are attached to the limiting ring (21);

the middle part department of conveyer belt (2) is provided with layer board (4) that the mirror image was arranged, movable groove (40) have been seted up on layer board (4), the width of movable groove (40) is less than the width of conveyer belt (2), the middle part of conveyer belt (2) is in movable groove (40), the tip laminating is gone on the up end of layer board (4) in first fixed strip (31) of portion of bending (32) department under, be provided with between two conveyer belts (2) and remove wrinkle subassembly (5), wrinkle subassembly (5) are used for removing the middle part of placing the synthetic leather on conveyer belt (2) and appear.

2. The production device according to claim 1, wherein the limiting ring (21) is provided with an adjusting block (211), the support frame (1) is provided with a first driving rod (13) therebetween, the first driving rod (13) is provided with a first external thread and a second external thread which take the middle of the first driving rod as dividing lines, the rotating directions of the first external thread and the second external thread are opposite, the adjusting block (211) on the limiting ring (21) on one side of the middle of the first driving rod (13) is in thread fit connection with the first external thread of the first driving rod (13), and the adjusting block (211) on the limiting ring (21) on the other side of the first driving rod (13) is in thread fit connection with the second external thread of the first driving rod (13).

3. The production device according to claim 2, wherein the wrinkle removing assembly (5) comprises two push bars (51) which slide in the width direction of the conveyor belt (2), a second spring (52) is arranged between the push bars (51), two ends of the second spring (52) are respectively and fixedly connected with the corresponding push bars (51), symmetrically arranged pull bars (53) are arranged on the push bars (51), the pull bars (53) are hinged with the push bars (51), pull ropes (54) are arranged on the pull bars (53), the pull ropes (54) are wrapped on a winding roller (55), the winding roller (55) rotates to wind the pull ropes (54), and the pull ropes (54) drive the push bars (51) to move close to each other until the push bars (51) are attached to each other.

4. The production device according to claim 3, characterized in that the lower end of the supporting plate (4) is provided with a supporting plate (7), the supporting plate (7) is provided with a guide rail (71), the guide rail (71) is arranged along the width direction of the conveying belt (2), and the supporting plate (4) and the pushing strip (51) are both slidably arranged on the guide rail (71).

5. The production device according to claim 4, wherein a second motor (72) is mounted on the support plate (7), a second driving rod (73) is arranged at the output end of the second motor (72), a thread with positive and negative rotation directions is arranged on the second driving rod (73), the second driving rod (73) is in threaded fit connection with the support plates (4), and the rotation directions of the threads matched between the two support plates (4) are opposite.

6. The production device according to claim 5, characterized in that a pressing plate assembly (6) is arranged above the conveying belt (2), the pressing plate assembly (6) comprises a first air cylinder (61) above the conveying belt (2), a mounting plate (62) is arranged on an expansion rod of the first air cylinder (61), second air cylinders (63) which are symmetrically distributed are arranged on the mounting plate (62), a pressing block (64) is arranged on an expansion rod of the second air cylinder (63), and the pressing block (64) moves along the width direction of the conveying belt (2) through the expansion rod of the second air cylinder (63).

7. The production device according to claim 6, characterized in that a suction nozzle assembly (8) is arranged at the upper end of the support plate (7), the suction nozzle assembly (8) comprises two adsorption screws (81) with external threads, the two adsorption screws (81) are respectively arranged at two sides of the winding roller (55), a first suction nozzle (811) is arranged at the upper end of each adsorption screw (81), and the first suction nozzle (811) can adsorb the synthetic leather with wrinkles removed from the upper part by rotating the adsorption screws (81);

an adsorption seat (82) rotatably connected with the top end of the winding roller (55) is arranged on the top end of the winding roller, a telescopic rod is arranged on the adsorption seat (82), a second suction nozzle (821) is arranged at the top end of the telescopic rod, and a third spring is sleeved on the telescopic rod.

8. The production device as claimed in claim 7, wherein the push bar (51) is provided with a semicircular round hole (510), when the two push bars (51) are attached to each other, the two semicircular round holes (510) are spliced with each other to form a round hole, and the second suction nozzle (821) is located in the round hole.

9. The method for producing a production device according to claim 8, characterized by comprising the steps of:

in the process of flattening the edges of the synthetic leather, the distance between the two conveying belts (2) is adjusted, so that the edges of the two sides of the synthetic leather on the conveying belts (2) are positioned on the conveying belts, and the pressing plate assembly (6) positioned above presses the whole synthetic leather on the conveying belts (2) down, thereby flattening the edges of the two sides of the synthetic leather;

in the process of cutting the edges of the synthetic leather, the distance between the two conveying belts (2) is adjusted, so that the areas to be cut on the two side edges of the synthetic leather are exposed out of the edges of the conveying belts (2), and a cutting tool is used for cutting.

10. An environment-friendly anti-skid synthetic leather, characterized in that the manufacturing device of the synthetic leather comprises the production device of any one of claims 1 to 9.