Automatic cutting device for leather vamp production

Abstract

The invention discloses an automatic cutting device for leather vamp production, and relates to the technical field of leather vamp production, the automatic cutting device comprises a frame body and a conveying mechanism fixedly mounted at the top of the frame body, a mounting shell is fixedly mounted at the top of the frame body, and a feeding port is fixedly mounted on the surface of the mounting shell; a cutting and discharging mechanism is installed on the top of the installation shell, an auxiliary cutting mechanism is arranged under the cutting and discharging mechanism, and a feeding mechanism is installed in the installation shell. According to the automatic cutting device for leather vamp production, leather is clamped and conveyed through the feeding mechanism to enter a cutting area, the cutting discharging mechanism is matched with the auxiliary cutting mechanism to cut the leather into the needed shape, in the cutting discharging mechanism, a storage piece is used for storing the cut leather vamps, and after cutting is completed, the leather vamps are cut into the needed shape. And the discharging piece works to discharge the leather vamps in the storage piece, the leather vamps fall into the conveying mechanism, and controllable discharging of the leather vamps in the storage piece is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of leather upper production, in particular to an automatic cutting device for leather upper production. Background Art

[0002] In the leather upper production process, efficient and accurate cutting technology is the key link to ensure product quality and production efficiency; The traditional leather upper cutting method mostly relies on manual operation, which is not only labor-intensive, but also has obvious influence on cutting accuracy due to human factors. It is difficult to ensure that the cutting position and shape are completely consistent every time, which leads to a high defective rate of products. In the market environment that pursues high-quality and standardized production, it is difficult to meet the demand. Although the early traditional cutting equipment has improved production efficiency to a certain extent, it has exposed many problems in actual application. The traditional cutting equipment does not have the function of unloading, and manual material removal is required after cutting, which affects the continuity and stability of production. The low degree of automation leads to low production efficiency. Summary of the invention

[0003] To achieve the above objectives, the present invention is implemented through the following technical solutions: an automatic cutting device for leather upper production, comprising: A frame, and a conveying mechanism fixedly installed on the top of the frame, the conveying mechanism is used to transport the cut leather uppers, a mounting shell is fixedly installed on the top of the frame, the mounting shell is arranged at the feeding end of the frame, guide rails are fixedly installed on both sides of the inner wall of the mounting shell, a feeding port is fixedly installed on the surface of the mounting shell, the feeding port is used to put the leather to be processed, a waste hopper is fixedly installed on the inner wall of the mounting shell, the waste hopper collects the cut leather waste, and a frame plate is fixedly installed on the side of the mounting shell; A cutting and unloading mechanism, which is installed on the top of the mounting shell, and an auxiliary cutting mechanism is arranged directly below the cutting and unloading mechanism, which is installed inside the mounting shell. The leather entering from the feed inlet is cut by the cutting and unloading mechanism under the support of the auxiliary cutting mechanism, and the cut leather upper enters the cutting and unloading mechanism to wait for unloading; A feeding mechanism, the feeding mechanism is installed inside the mounting housing, the feeding mechanism is arranged between the auxiliary cutting mechanism and the waste hopper, the feeding mechanism conveys the leather to be processed so that it smoothly enters the cutting area, and the cut leather is conveyed to the waste hopper through the feeding mechanism; Among them, the cutting and unloading mechanism includes a cylinder 1, which is fixedly installed on the top of the mounting shell, and the telescopic end of the cylinder 1 is fixedly connected to a telescopic rod 1, which penetrates the mounting shell and extends to the inside thereof, and a storage piece is fixedly installed at the bottom of the telescopic rod 1, and the storage piece is used to store the cut leather uppers, and a die knife is fixedly installed at the bottom of the storage piece, and the die knife is used to cut the leather and cooperate with the auxiliary cutting mechanism to cut the leather into a desired shape, and a unloading piece is installed on the side of the storage piece. After cutting is completed, the unloading piece works to unload the leather uppers in the storage piece and drop them into the conveying mechanism, thereby realizing controllable unloading of the leather uppers in the storage piece.

[0004] Preferably, the number of the mold cutters is four, and the four mold cutters are evenly distributed at the bottom of the material storage piece, the material storage piece includes a lifting block, the lifting block is slidably mounted on the outer surface of the guide rail, a material storage trough is provided at the bottom of the lifting block, and the material storage trough is arranged directly above the mold cutter.

[0005] Preferably, a slide groove 1 is opened on the side of the lifting block, and the slide groove 1 and the unloading piece are arranged on the same side. Leakage-proof plates are rotatably installed on both sides of the inner wall of the slide groove 1 through a rotating shaft, and a sliding rod is fixedly installed on the other end of the leakage-proof plate, and the sliding rod is slidably installed inside the slide groove 1.

[0006] Preferably, a return spring is fixedly connected between the leakage-proof plate and the inner wall of the slide groove, and a protective cover is provided on the surface of the return spring. During cutting, the lifting block descends, the die knife cooperates with the auxiliary cutting mechanism to perform the cutting action, the leakage-proof plate rotates, and the cut leather enters the storage trough. After the cutting is completed, the lifting block rises, and the leakage-proof plate is reset under the elastic force of the return spring, blocking the leather upper to prevent it from falling.

[0007] Preferably, the unloading part includes a second cylinder, which is fixedly installed on the side of the lifting block through a bracket, the telescopic end of the second cylinder is fixedly connected to a second telescopic rod, and the top of the second telescopic rod is fixedly connected to an arc-shaped push block, and the arc-shaped push block pushes the sliding rod to open the leakage-proof plate, so that the leather upper can be unloaded smoothly.

[0008] Preferably, a slide groove 2 is provided on both sides of the arc-shaped push block, and slide rod blocks are fixedly installed on both sides of the top of the arc-shaped push block. A slide groove 3 is provided on the surface of the slide rod block. The slide groove 2 is connected with the slide groove 3, and the slide rod is slidably installed inside the slide groove 2 and the slide groove 3. During cutting, the slide rod slides in the slide groove 1 and the slide groove 3. When the cylinder 2 is working, the slide rod slides in the slide groove 2.

[0009] Preferably, the conveying mechanism includes a motor 1 and a conveying shaft, the motor 1 is fixedly mounted on the side of the frame through a bracket, the conveying shaft is rotatably mounted on both ends of the frame, the conveying shaft passes through the frame and extends to both sides thereof, one end of the conveying shaft is fixedly connected to the output end of the motor 1, a conveying roller is fixedly mounted on the surface of the conveying shaft, and a conveyor belt is transmission-mounted on the surface of the conveying roller.

[0010] Preferably, the auxiliary cutting mechanism includes motor three and a rotating rod, wherein motor three is fixedly mounted on the side of the mounting shell through a bracket, and the rotating rod is rotatably mounted on the inner wall of the mounting shell, and the rotating rod penetrates the mounting shell and extends to both sides thereof, and one end of the rotating rod is fixedly connected to the output end of motor three, and a supporting plate is fixedly mounted on the surface of the rotating rod, and a lower mold is fixedly mounted on the surface of the supporting plate, and the lower mold is extruded and fitted with the mold knife. During cutting, the supporting plate is in a horizontal state, and the lower mold is extruded and fitted with the inner wall of the mold knife. The lower mold squeezes the sliding rod to make it rotate, and when unloading is required, motor three drives the rotating rod and the supporting plate to rotate to prevent the leather upper from accumulating on the auxiliary cutting mechanism and allow it to fall smoothly on the conveyor belt surface.

[0011] Preferably, the feeding mechanism comprises a second motor, a first transmission shaft and a second transmission shaft, wherein the second motor is fixedly mounted on the top of the frame plate through a bracket, the first transmission shaft and the second transmission shaft are rotatably mounted on the inner wall of the mounting shell, the first transmission shaft and the second transmission shaft both penetrate the mounting shell and extend to both sides thereof, and a first feeding roller and a second feeding roller are fixedly mounted on the surfaces of the first transmission shaft and the second transmission shaft, respectively, and before cutting, the leather to be processed is placed between the first feeding roller and the second feeding roller, and the leather is transported by the rotation of the first feeding roller and the second feeding roller; The two ends of the transmission shaft one are fixedly connected with gear one, the two ends of the transmission shaft two are fixedly connected with gear two, the gear one is meshed with the gear two, and the gear two is fixedly connected to the output end of the motor two.

[0012] Preferably, the feed roller one and the feed roller two are made of rubber material and are extruded and adapted on both sides. The feed roller one and the feed roller two ensure the synchronization and continuity of the feeding action, ensuring that the leather to be processed can enter the cutting area stably and uniformly, thereby improving the feeding efficiency.

[0013] The present invention provides an automatic cutting device for leather upper production, which has the following beneficial effects: 1. The automatic cutting device for leather upper production, through the setting of the storage part, when cutting, the lifting block descends, the die cutter works, the leakage-proof plate is squeezed and rotated by the leather and the lower die, and the leather enters the storage trough. After the cutting is completed, the lifting block rises, and the reset spring resets the leakage-proof plate to block the leather. The slide bar slides in each slide groove to cooperate with the movement of the leakage-proof plate. The leakage-proof plate ensures that the leather can smoothly enter the storage trough during the cutting process and prevents the leather from falling during the storage stage, thereby realizing the effective temporary storage of the cut leather uppers, avoiding the leather from falling when unnecessary, and ensuring the orderly progress of the subsequent unloading process.

[0014] 2. The automatic cutting device for leather upper production is provided with a material unloading part. When unloading is required, the second cylinder is started, and its telescopic end pushes the second telescopic rod. The second telescopic rod drives the arc-shaped push block on the top to move. The arc-shaped push block pushes the slide bar, so that the leak-proof plate rotates around the rotating shaft and opens. The leather upper in the storage trough loses its obstruction and falls smoothly onto the conveying mechanism, thereby realizing precise control of the unloading action of the leather upper in the storage trough, ensuring the controllability and stability of the unloading process, and improving the production efficiency of the leather upper production.

[0015] 3. The automatic cutting device for leather upper production, through the setting of auxiliary cutting mechanism, the motor 3 drives the rotating rod, the supporting plate and the lower die to rotate. When cutting, the supporting plate is in a horizontal state, and the lower die and the die cutter cooperate to squeeze and cut the leather. When unloading, the motor 3 drives the rotating rod to rotate the supporting plate and the lower die. When cutting, the auxiliary cutting mechanism provides stable support for the leather to ensure the cutting quality, and prevents the leather upper from accumulating on the auxiliary cutting mechanism when unloading, which improves the continuity of leather processing, reduces manual intervention, and reduces labor intensity.

[0016] 4. The automatic cutting device for leather upper production, through the setting of the feeding mechanism, the motor 2 drives the gear 2 to rotate, and drives the gear 1 through the gear meshing, so that the transmission shaft 1 and the transmission shaft 2 rotate synchronously, driving the feeding roller 1 and the feeding roller 2 to rotate to convey the leather. When rotating, the large friction force and squeezing effect of the rubber material of the feeding roller 1 and the feeding roller 2 are used to clamp and convey the leather. The feeding mechanism reliably grabs and conveys the leather to avoid slipping. The rubber material of the feeding roller enables it to stably convey leather of different thicknesses and textures, improves the reliability of feeding, ensures that the leather maintains the correct position during the conveying process, and improves the processing accuracy and product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the appearance of the present invention; Figure 3 This is a schematic diagram of the internal structure of the housing installed in the present invention; Figure 4This is a schematic diagram of the cutting and blanking mechanism structure of the present invention; Figure 5 This is a schematic diagram of the material storage structure of the present invention; Figure 6 It is a partial cross-sectional view of the material storage member of the present invention; Figure 7 This is a schematic diagram of the blanking structure of the present invention; Figure 8 This is a schematic diagram of the auxiliary cutting mechanism structure of the present invention; Fig. 9 It is a schematic diagram of the structure of the feeding mechanism of the present invention.

[0018] In the figure: 1, frame; 2, conveying mechanism; 21, motor 1; 22, conveying shaft; 23, conveying roller; 24, conveyor belt; 3, mounting shell; 4, cutting and unloading mechanism; 41, cylinder 1; 42, telescopic rod 1; 43, material storage; 431, lifting block; 432, material storage trough; 433, leak-proof plate; 434, reset spring; 435, protective cover; 436, slide rod; 437, slide 1; 44, unloading part; 441, cylinder 2; 442, telescopic rod 2; 443, arc-shaped push block; 444, slideway two; 445, slide block; 446, slideway three; 45, mold knife; 5, feeding mechanism; 51, motor two; 52, transmission shaft one; 53, transmission shaft two; 54, feeding roller one; 55, feeding roller two; 56, gear one; 57, gear two; 6, waste hopper; 7, auxiliary cutting mechanism; 71, motor three; 72, rotating rod; 73, supporting plate; 74, lower mold; 8, feeding port; 9, guide rail; 10, shelf. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] The first embodiment, as Figures 1 to 9 As shown, the present invention provides a technical solution: an automatic cutting device for leather upper production, comprising: A frame 1, and a conveying mechanism 2 fixedly installed on the top of the frame 1, the conveying mechanism 2 is used to transport the cut leather uppers, a mounting shell 3 is fixedly installed on the top of the frame 1, the mounting shell 3 is arranged at the feeding end of the frame 1, guide rails 9 are fixedly installed on both sides of the inner wall of the mounting shell 3, a feeding port 8 is fixedly installed on the surface of the mounting shell 3, the feeding port 8 is used to put the leather to be processed, a waste hopper 6 is fixedly installed on the inner wall of the mounting shell 3, the waste hopper 6 collects the cut leather waste, and a shelf plate 10 is fixedly installed on the side of the mounting shell 3; The cutting and unloading mechanism 4 is installed on the top of the mounting shell 3. An auxiliary cutting mechanism 7 is arranged directly below the cutting and unloading mechanism 4. The auxiliary cutting mechanism 7 is installed inside the mounting shell 3. The leather entering from the feed inlet 8 is cut by the cutting and unloading mechanism 4 under the support of the auxiliary cutting mechanism 7. The cut leather upper enters the cutting and unloading mechanism 4 to wait for unloading. The cutting and unloading mechanism 4 includes a cylinder 41, which is fixedly installed on the top of the mounting shell 3, and the telescopic end of the cylinder 41 is fixedly connected to a telescopic rod 42, which penetrates the mounting shell 3 and extends to the inside thereof, and a storage piece 43 is fixedly installed at the bottom of the telescopic rod 42, and the storage piece 43 is used to store the cut leather uppers, and a die cutter 45 is fixedly installed at the bottom of the storage piece 43, and the die cutter 45 is used to cut the leather, and cooperates with the auxiliary cutting mechanism 7 to cut the leather into a desired shape, and a unloading piece 44 is installed on the side of the storage piece 43, and after the cutting is completed, the unloading piece 44 works to unload the leather uppers in the storage piece 43 and drop them into the conveying mechanism 2, thereby realizing the controllable unloading of the leather uppers in the storage piece 43; The feeding mechanism 5 is installed inside the mounting housing 3 and is disposed between the auxiliary cutting mechanism 7 and the waste hopper 6. The feeding mechanism 5 conveys the leather to be processed so that it smoothly enters the cutting area. The cut leather is conveyed to the waste hopper 6 through the feeding mechanism 5. The feeding mechanism 5 includes a motor 2 51, a transmission shaft 1 52 and a transmission shaft 2 53. The motor 2 51 is fixedly mounted on the top of the frame plate 10 through a bracket. The transmission shaft 1 52 and the transmission shaft 2 53 are rotatably mounted on the inner wall of the mounting housing 3. The transmission shaft 1 52 and the transmission shaft 2 53 both penetrate the mounting housing 3 and extend to both sides thereof. The surfaces of the transmission shaft 1 52 and the transmission shaft 2 53 are respectively fixedly mounted with a feeding roller 1 54 and a feeding roller 2 55. Before cutting, the leather to be processed is placed between the feeding roller 1 54 and the feeding roller 2 55, and the leather is transported by the rotation of the feeding roller 1 54 and the feeding roller 2 55. Gear 1 56 is fixedly connected to both ends of transmission shaft 1 52, gear 2 57 is fixedly connected to both ends of transmission shaft 2 53, gear 1 56 meshes with gear 2 57, and gear 2 57 is fixedly connected to the output end of motor 2 51; The feeding roller 1 54 and the feeding roller 2 55 are specifically made of rubber material, and the two sides are extruded and adapted to each other. The feeding roller 1 54 and the feeding roller 2 55 ensure the synchronization and continuity of the feeding action, ensure that the leather to be processed can enter the cutting area stably and uniformly, and improve the feeding efficiency.

[0021] The second embodiment is based on the first embodiment. Figures 4 to 7 As shown, there are four mold cutters 45, and the four mold cutters 45 are evenly distributed at the bottom of the material storage member 43. The material storage member 43 includes a lifting block 431, which is slidably mounted on the outer surface of the guide rail 9. A material storage trough 432 is provided at the bottom of the lifting block 431, and the material storage trough 432 is arranged just above the mold cutters 45. A slide groove 437 is provided on the side of the lifting block 431. The slide groove 437 and the blanking piece 44 are arranged on the same side. Leakage-proof plates 433 are rotatably installed on both sides of the inner wall of the slide groove 437 through a rotating shaft. A slide rod 436 is fixedly installed on the other end of the leakage-proof plate 433. The slide rod 436 is slidably installed inside the slide groove 437. A return spring 434 is fixedly connected between the leakproof plate 433 and the inner wall of the slide groove 437, and a protective cover 435 is sleeved on the surface of the return spring 434. When cutting, the lifting block 431 descends, the die cutter 45 cooperates with the auxiliary cutting mechanism 7 to perform the cutting action, the leakproof plate 433 rotates, and the cut leather enters the storage groove 432. After the cutting is completed, the lifting block 431 rises, and the leakproof plate 433 is reset under the elastic force of the return spring 434, blocking the leather upper to prevent it from falling. The unloading member 44 comprises a second cylinder 441, which is fixedly mounted on the side of the lifting block 431 through a bracket, and a second telescopic rod 442 is fixedly connected to the telescopic end of the second cylinder 441, and an arc-shaped push block 443 is fixedly connected to the top of the telescopic rod 442, and the arc-shaped push block 443 pushes the slide bar 436 to open the anti-leakage plate 433, so that the leather upper can be unloaded smoothly; Slide grooves 444 are provided on both sides of the arc-shaped push block 443, and slide blocks 445 are fixedly installed on both sides of the top of the arc-shaped push block 443. Slide grooves 446 are provided on the surface of the slide block 445. Slide grooves 444 and 446 are connected. Slide rod 436 is slidably installed inside slide grooves 444 and 446. During cutting, slide rod 436 slides in slide grooves 1 437 and 446. When cylinder 2 441 is working, slide rod 436 slides in slide groove 2 444.

[0022] The third embodiment is based on the first and second embodiments. Figures 3 to 8As shown, the conveying mechanism 2 includes a motor 21 and a conveying shaft 22. The motor 21 is fixedly mounted on the side of the frame 1 through a bracket. The conveying shaft 22 is rotatably mounted on both ends of the frame 1. The conveying shaft 22 penetrates the frame 1 and extends to both sides thereof. One end of the conveying shaft 22 is fixedly connected to the output end of the motor 21. A conveying roller 23 is fixedly mounted on the surface of the conveying shaft 22. A conveying belt 24 is transmission-mounted on the surface of the conveying roller 23. The auxiliary cutting mechanism 7 includes a motor 3 71 and a rotating rod 72. The motor 3 71 is fixedly installed on the side of the mounting shell 3 through a bracket. The rotating rod 72 is rotatably installed on the inner wall of the mounting shell 3. The rotating rod 72 penetrates the mounting shell 3 and extends to both sides thereof. One end of the rotating rod 72 is fixedly connected to the output end of the motor 3 71. A supporting plate 73 is fixedly installed on the surface of the rotating rod 72. A lower mold 74 is fixedly installed on the surface of the supporting plate 73. The lower mold 74 is squeezed and fitted with the mold knife 45. When cutting, the supporting plate 73 is in a horizontal state, and the lower mold 74 is squeezed and fitted on the inner wall of the mold knife 45. The lower mold 74 squeezes the slide bar 436 to rotate it. When unloading is required, the motor 3 71 drives the rotating rod 72 and the supporting plate 73 to rotate to prevent the leather upper from accumulating on the auxiliary cutting mechanism 7 and allow it to fall smoothly on the surface of the conveyor belt 24.

[0023] When in use, the staff puts the leather to be processed into the mounting housing 3 from the feed port 8, and the leather is placed between the feed roller 1 54 and the feed roller 2 55 of the feed mechanism 5, and the motor 2 51 is started, and the motor 2 51 drives the transmission shaft 2 53 to rotate, and the gear 2 57 at both ends of the transmission shaft 2 53 rotates. Since the gear 1 56 is meshed with the gear 2 57, the transmission shaft 1 52 also rotates, and then drives the feed roller 1 54 and the feed roller 2 55 to rotate, and the leather is transported to the auxiliary cutting mechanism 7; When the leather is transported to the top of the auxiliary cutting mechanism 7, the cylinder 41 is started, and the telescopic end of the cylinder 41 drives the telescopic rod 42 to descend, and the storage piece 43 at the bottom of the telescopic rod 42 descends accordingly, and the mold knife 45 approaches the lower mold 74, and the lower mold 74 squeezes the leak-proof plate 433 to make it rotate, and the cut leather enters the storage trough 432. After the cutting is completed, the cylinder 41 drives the telescopic rod 42 to rise, and the storage piece 43 rises. Under the elastic force of the reset spring 434, the leak-proof plate 433 is reset to block the storage trough 432 to prevent the leather from falling; When unloading is required, the second cylinder 441 is started, the telescopic end of the second cylinder 441 drives the second telescopic rod 442 to extend, the arc-shaped push block 443 on the top of the second telescopic rod 442 pushes the slide bar 436, and the slide bar 436 slides inside the second slide 444, so that the leak-proof plates 433 on both sides of the storage trough 432 are opened, and the leather uppers in the storage trough 432 fall onto the conveyor belt 24 of the conveying mechanism 2. At the same time, the third motor 71 drives the rotating rod 72 and the supporting plate 73 to rotate, so that the lower mold 74 is no longer in a horizontal state, so as to prevent the leather uppers from piling up on the auxiliary cutting mechanism 7; The leather waste generated during the cutting process falls into the waste hopper 6 and is collected by the waste hopper 6; The motor 21 is started, and the motor 21 drives the conveying shaft 22 to rotate, and the conveying roller 23 on the surface of the conveying shaft 22 rotates, thereby driving the conveyor belt 24 to transmit the cut leather upper to the designated position.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic cutting device for leather upper production, characterized in that: include: A frame (1), and a conveying mechanism (2) fixedly mounted on the top of the frame (1), a mounting shell (3) fixedly mounted on the top of the frame (1), the mounting shell (3) being arranged at the feed end of the frame (1), guide rails (9) fixedly mounted on both sides of the inner wall of the mounting shell (3), a feed port (8) fixedly mounted on the surface of the mounting shell (3), a waste hopper (6) fixedly mounted on the inner wall of the mounting shell (3), and a frame plate (10) fixedly mounted on the side of the mounting shell (3); A cutting and blanking mechanism (4), the cutting and blanking mechanism (4) being mounted on the top of the mounting shell (3), an auxiliary cutting mechanism (7) being arranged directly below the cutting and blanking mechanism (4), the auxiliary cutting mechanism (7) being mounted inside the mounting shell (3); A feeding mechanism (5), the feeding mechanism (5) being installed inside the mounting shell (3), the feeding mechanism (5) being arranged between the auxiliary cutting mechanism (7) and the waste hopper (6); The cutting and unloading mechanism (4) comprises a cylinder (41), wherein the cylinder (41) is fixedly mounted on the top of the mounting shell (3), the telescopic end of the cylinder (41) is fixedly connected to a telescopic rod (42), the telescopic rod (42) penetrates the mounting shell (3) and extends into the interior thereof, a material storage member (43) is fixedly mounted on the bottom of the telescopic rod (42), a mold knife (45) is fixedly mounted on the bottom of the material storage member (43), and a unloading member (44) is mounted on the side of the material storage member (43).

2. The automatic cutting device for leather upper production according to claim 1, characterized in that: The number of the mold knives (45) is four, and the four mold knives (45) are evenly distributed at the bottom of the material storage member (43). The material storage member (43) comprises a lifting block (431), and the lifting block (431) is slidably mounted on the outer surface of the guide rail (9). A material storage trough (432) is provided at the bottom of the lifting block (431), and the material storage trough (432) is arranged directly above the mold knives (45).

3. The automatic cutting device for leather upper production according to claim 2, characterized in that: A slide groove (437) is provided on the side of the lifting block (431), and the slide groove (437) and the blanking piece (44) are arranged on the same side. Leakage-proof plates (433) are rotatably installed on both sides of the inner wall of the slide groove (437) through a rotating shaft, and a sliding rod (436) is fixedly installed on the other end of the leakage-proof plate (433), and the sliding rod (436) is slidably installed inside the slide groove (437).

4. The automatic cutting device for leather upper production according to claim 3, characterized in that: A return spring (434) is fixedly connected between the anti-leakage plate (433) and the inner wall of the first slide groove (437), and a protective sleeve (435) is sleeved on the surface of the return spring (434).

5. The automatic cutting device for leather upper production according to claim 4, characterized in that: The material removal part (44) comprises a second cylinder (441), wherein the second cylinder (441) is fixedly mounted on the side of the lifting block (431) via a bracket, the telescopic end of the second cylinder (441) is fixedly connected to a second telescopic rod (442), and the top of the second telescopic rod (442) is fixedly connected to an arc-shaped push block (443).

6. The automatic cutting device for leather upper production according to claim 5, characterized in that: The arc-shaped push block (443) is provided with a second slide groove (444) on both sides, and a slide rod block (445) is fixedly installed on both sides of the top of the arc-shaped push block (443). The surface of the slide rod block (445) is provided with a third slide groove (446). The second slide groove (444) is connected to the third slide groove (446), and the slide rod (436) is slidably installed inside the second slide groove (444) and the third slide groove (446).

7. The automatic cutting device for leather upper production according to claim 1, characterized in that: The conveying mechanism (2) comprises a motor (21) and a conveying shaft (22), wherein the motor (21) is fixedly mounted on the side of the frame (1) via a bracket, and the conveying shaft (22) is rotatably mounted on both ends of the frame (1), and the conveying shaft (22) penetrates the frame (1) and extends to both sides thereof, wherein one end of the conveying shaft (22) is fixedly connected to the output end of the motor (21), and a conveying roller (23) is fixedly mounted on the surface of the conveying shaft (22), and a conveyor belt (24) is transmission-mounted on the surface of the conveying roller (23).

8. The automatic cutting device for leather upper production according to claim 1, characterized in that: The auxiliary cutting mechanism (7) comprises a third motor (71) and a rotating rod (72); the third motor (71) is fixedly mounted on the side of the mounting shell (3) via a bracket; the rotating rod (72) is rotatably mounted on the inner wall of the mounting shell (3); the rotating rod (72) penetrates the mounting shell (3) and extends to both sides thereof; one end of the rotating rod (72) is fixedly connected to the output end of the third motor (71); a supporting plate (73) is fixedly mounted on the surface of the rotating rod (72); a lower die (74) is fixedly mounted on the surface of the supporting plate (73); the lower die (74) is extruded and adapted to the die cutter (45).

9. The automatic cutting device for leather upper production according to claim 1, characterized in that: The feeding mechanism (5) comprises a second motor (51), a first transmission shaft (52) and a second transmission shaft (53); the second motor (51) is fixedly mounted on the top of the frame plate (10) via a bracket; the first transmission shaft (52) and the second transmission shaft (53) are rotatably mounted on the inner wall of the mounting shell (3); the first transmission shaft (52) and the second transmission shaft (53) both penetrate the mounting shell (3) and extend to both sides thereof; and the surfaces of the first transmission shaft (52) and the second transmission shaft (53) are respectively fixedly mounted with a first feeding roller (54) and a second feeding roller (55); The two ends of the transmission shaft 1 (52) are fixedly connected with gear 1 (56), and the two ends of the transmission shaft 2 (53) are fixedly connected with gear 2 (57). The gear 1 (56) is meshed with the gear 2 (57), and the gear 2 (57) is fixedly connected to the output end of the motor 2 (51).

10. The automatic cutting device for leather upper production according to claim 9, characterized in that: The first feeding roller (54) and the second feeding roller (55) are specifically made of rubber material, and are extruded and adapted to each other on both sides.

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