CN221677307U - A PP board cutting mechanism that is easy to cut - Google Patents

Abstract

The utility model is applicable to the technical field of PP processing, and provides a PP plate cutting mechanism which is convenient for unloading, comprising a conveying assembly, an unloading assembly and a cutting assembly, wherein the conveying assembly comprises a supporting frame, a mounting platform and a mounting frame are fixedly mounted on the supporting frame, a plurality of pneumatic push rods are fixedly mounted on the mounting platform, a lifting platform is fixedly mounted on the pneumatic push rods, a collecting trough is slidably mounted on the lifting platform through two guide rails, the collecting trough is utilized to collect the plates that fall after being cut, and a driving motor is mounted on the lifting platform at the same time, the collecting trough is driven to move horizontally by gear and rack transmission, so as to facilitate taking out the stacked plates; guiding devices are mounted on the inner walls of both sides of the mounting frame, the guiding devices comprise guide plates, and the guide plates are rotatably connected to the inner walls of the mounting frame through a rotating shaft, a plurality of conveying wheels are rotatably mounted on the guide plates, a stepping motor is mounted on the mounting frame, and the stepping motor adjusts the rotation angle of the guide plates through gear transmission to adjust the plate feeding position.

Description

A PP board cutting mechanism that is easy to cut

Technical Field

The utility model belongs to the technical field of PP board processing, and in particular relates to a PP board cutting mechanism which is convenient for cutting materials.

Background Art

In the current PP board processing technology field, PP board is a kind of plastic. PP materials are widely used in our homes. Common PP material products in our homes include basins, buckets, furniture, films, woven bags, etc. The comprehensive performance of PP materials is better than that of PE materials. It is light, tough and chemically resistant. The formed PP board needs to be cut by a cutting mechanism before use.

The utility model patent with the publication number CN207223214U discloses an antistatic PP board cutting mechanism, including a chassis, a bracket, an upper pressure roller, a cross-cutting laser cutter head, a cylinder and a screw rod. The chassis is fixed on the bracket, a display screen is arranged in the middle of the front end face of the chassis, a control button is arranged on the right side of the display screen, a feeding platform and a discharging platform are arranged on the left and right sides of the chassis respectively, the right end of the pneumatic telescopic rod is connected to the second sliding block, an upper pressure roller is arranged on the left side of the vertical cutting laser cutter head and the right side of the cross-cutting laser cutter head, the upper pressure roller is installed in the sleeve on the side wall of the chassis through the pressure roller bracket, a spring is arranged between the pressure roller bracket and the sleeve, a lower power roller is arranged below the upper pressure roller, and the left and right sides of the lower power roller are installed on the power box. The utility model is simple to operate and easy to use, can quickly cut the antistatic PP board vertically and horizontally, is formed in one time, has few cutting steps and processes, and has high cutting efficiency.

However, the above patent has the following shortcomings:

1. In the above patent, the PP board is cut vertically and horizontally by a vertical laser cutter and a horizontal laser cutter, but the cut board is only conveyed by a pressure roller, and the cut board needs to be removed manually, which reduces the board unloading efficiency;

2. The above patent and common cutting devices use rollers to transport the plates. When the plates are transported, the transport position is easily offset, and the transport direction of the plates needs to be adjusted manually, which is labor-intensive and labor-cost-intensive.

Utility Model Content

The utility model provides a PP plate cutting mechanism which is convenient for unloading, aiming to solve the problem mentioned in the above background that the cut plates need to be removed manually, which reduces the unloading efficiency of the plates, and the conveying direction of the plates needs to be adjusted manually, resulting in high labor intensity and labor costs.

The utility model is implemented as follows: a PP board cutting mechanism that is convenient for unloading includes a conveying assembly, which includes a support frame, a mounting frame is fixedly installed on the support frame, and a mounting platform is fixedly installed on the support frame, and the mounting platform is arranged below the mounting frame;

A material unloading assembly, comprising a pneumatic push rod, a plurality of the pneumatic push rods are fixedly mounted on the mounting platform, a lifting platform is fixedly mounted on the telescopic ends of the plurality of pneumatic push rods, and the lifting platform is slidably connected to a collecting tank via a guide rail;

A rack is fixedly mounted on the bottom wall of the collecting tank, a driving motor is embedded on the upper surface of the lifting platform, and a transmission gear meshing with the rack is mounted on the output end of the driving motor;

A cutting assembly is mounted on the mounting frame.

Preferably, two limit blocks are installed on the lifting platform;

The lower surface of the collecting trough is provided with a limiting groove slidably connected to the limiting block; in this solution, the limiting groove is a groove, which is convenient for the limiting block to see the limiting groove and prevent the collecting trough from falling off the lifting platform when sliding.

Preferably, a plurality of conveying rollers are rotatably mounted on the mounting frame, and the plurality of conveying rollers are evenly distributed on the mounting frame;

A supporting roller is rotatably mounted on the mounting frame;

A reduction motor is installed on the mounting frame, and the reduction motor is connected to the multiple conveying rollers and support rollers through a right-angle reducer; in this solution, ratchets are installed on the multiple conveying rollers and support rollers, and the reduction motor is connected to the multiple ratchets through a transmission chain, thereby driving the multiple conveying rollers and support rollers to rotate.

Preferably, guide devices are installed on the inner walls of both sides of the mounting frame;

The guiding device comprises a guiding plate, the guiding plate is rotatably connected to the inner wall of the mounting frame via a rotating shaft, and the guiding plate is arranged above the plurality of conveying rollers;

A plurality of conveying wheels are rotatably mounted on the guide plate, and the plurality of conveying wheels are evenly distributed on the guide plate; in this solution, the guide plate guides the conveying direction of the plate through the plurality of conveying wheels.

Preferably, a bevel gear 1 is mounted on the rotating shaft, and a stepping motor is mounted on the mounting frame;

The output end of the stepper motor is provided with a bevel gear 2 meshing with the bevel gear 1; in this solution, the stepper motor drives the rotating shaft through gear transmission, thereby adjusting the rotation of the guide plate, making it convenient to adjust the angle of the guide plate.

Preferably, the cutting assembly comprises a gantry, and the gantry is fixedly mounted on the mounting frame;

Two hydraulic push rods 1 are installed on the top wall of the gantry, and cutting knives are detachably installed on the telescopic ends of the two hydraulic push rods 1; in this scheme, the cutting knives are driven down by the two hydraulic push rods 1, and then the cutting knives are used to cut the plate.

Preferably, two hydraulic push rods 2 are fixedly mounted on the top wall of the gantry, and the telescopic ends of the hydraulic push rods 2 are rotatably mounted with fixed rollers through a fixed frame;

The fixed roller is arranged above the supporting roller; in this scheme, the fixed roller is driven down by two hydraulic push rods, and cooperates with the supporting roller to fix the plate to prevent the plate from moving during processing.

Compared with the prior art, the beneficial effects of the utility model are: the utility model is a PP plate cutting mechanism that is convenient for cutting materials.

1. The mounting platform and mounting frame are fixedly installed on the support frame. Multiple pneumatic push rods are fixedly installed on the mounting platform. A lifting platform is fixedly installed on the pneumatic push rods. The lifting platform is slidably installed with a collecting trough through two guide rails. The collecting trough is used to collect the plates that fall after cutting. At the same time, a driving motor is installed on the lifting platform. The gear and rack transmission is used to drive the collecting trough to move horizontally, so as to facilitate the removal of the stacked plates;

2. Guide devices are installed on the inner walls of both sides of the mounting frame. The guide devices include guide plates, and the guide plates are rotatably connected to the inner walls of the mounting frame through a rotating shaft. Multiple conveying wheels are rotatably installed on the guide plates. A stepper motor is installed on the mounting frame. The stepper motor adjusts the rotation angle of the guide plate through gear transmission to adjust the feeding position of the plate;

3. Support rollers are installed on the mounting frame. At the same time, the fixed rollers on the gantry are driven by two hydraulic push rods. When the fixed rollers descend, they cooperate with the support rollers to clamp the plates to prevent the plates from moving during cutting, thereby improving the stability of the plates during cutting.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of this utility

Figure 2 is a schematic diagram of the structure of the practical mounting frame

Figure 3 is an enlarged view of point A in Figure 2 of this utility model

Figure 4 is a schematic diagram of the structure of the practical blanking assembly

FIG. 5 is a schematic diagram of the structure of the practical cutting assembly

In the figure:

1. Conveying assembly; 11. Support frame; 111. Mounting platform; 12. Mounting frame; 13. Conveying roller; 14. Speed reduction motor; 15. Support roller; 16. Guide device; 161. Guide plate; 162. Conveying wheel; 163. Rotating shaft; 164. Bevel gear 1; 165. Stepping motor; 166. Bevel gear 2;

2. Material unloading assembly; 21. Pneumatic push rod; 22. Lifting platform; 221. Guide rail; 222. Limit block; 23. Collecting tank; 231. Limiting tank; 24. Rack; 25. Driving motor; 251. Transmission gear;

3. Cutting assembly; 31. Gantry; 32. Hydraulic push rod 1; 321. Cutting knife; 33. Hydraulic push rod 2; 331. Fixed frame; 332. Fixed roller.

DETAILED DESCRIPTION

The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the utility model claimed, but only represents the selected embodiments of the utility model.

Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Please refer to Figures 1-5. The utility model provides a technical solution: a PP board cutting mechanism that is convenient for unloading, including a conveying component 1, which includes a support frame 11, a mounting frame 12 is fixedly installed on the support frame 11, and a mounting platform 111 is fixedly installed on the support frame 11, and the mounting platform 111 is arranged below the mounting frame 12, a unloading component 2, which includes a pneumatic push rod 21, a plurality of pneumatic push rods 21 are fixedly installed on the mounting platform 111, and a lifting platform 22 is fixedly installed on the telescopic ends of the plurality of pneumatic push rods 21, the lifting platform 22 is slidably connected with a collecting trough 23 through a guide rail 221, a rack 24 is fixedly installed on the bottom wall of the collecting trough 23, a driving motor 25 is embedded on the upper surface of the lifting platform 22, and a transmission gear 251 meshing with the rack 24 is installed on the output end of the driving motor 25, two limit blocks 222 are installed on the lifting platform 22, and a limit groove 231 for slidingly connecting the limit block 222 is opened on the lower surface of the collecting trough 23.

Among them, the pneumatic push rod 21 drives the lifting platform 22 to move longitudinally, and the collecting trough 23 is used to collect the fallen plates after cutting. The pneumatic push rod 21 can be lowered at any time to facilitate the stacking of the fallen plates. A pressure controller can be installed on the bottom wall of the collecting trough 23. When the pressure reaches a preset value, the pneumatic push rod 21 drives the lifting platform 22 to descend, and the driving motor 25 engages with the transmission gear 251 and the rack 24 to drive the collecting trough 23 to move horizontally and slide out from the lifting platform 22, so as to facilitate the removal of the stacked plates.

A plurality of conveying rollers 13 are rotatably mounted on the mounting frame 12, and the plurality of conveying rollers 13 are evenly distributed on the mounting frame 12. A supporting roller 15 is rotatably mounted on the mounting frame 12. A reduction motor 14 is mounted on the mounting frame 12, and the reduction motor 14 is connected to the plurality of conveying rollers 13 and the supporting rollers 15 through a right-angle reducer.

Among them, the reduction motor 14 uses a right-angle reducer to drive the transmission chain to rotate, and then drives multiple conveying rollers 13 and support rollers 15 to rotate through the ratchet. When the plate is cut, the multiple conveying rollers 13 and support rollers 15 stop rotating to prevent the plate from moving. After the cutting is completed, the plate continues to be conveyed, and at the same time, the support rollers 15 convey the cut plate through their own rotation.

A guide device 16 is installed on the inner walls on both sides of the mounting frame 12, and the guide device 16 includes a guide plate 161, which is rotatably connected to the inner wall of the mounting frame 12 through a rotating shaft 163, and the guide plate 161 is arranged above a plurality of conveying rollers 13, and a plurality of conveying wheels 162 are rotatably installed on the guide plate 161, and the plurality of conveying wheels 162 are evenly distributed on the guide plate 161, a bevel gear 1 164 is installed on the rotating shaft 163, and a stepper motor 165 is installed on the mounting frame 12, and a bevel gear 2 166 meshing with the bevel gear 1 164 is installed at the output end of the stepper motor 165.

Furthermore, the stepper motor 165 drives the rotating shaft 163 to rotate through gear transmission, thereby adjusting the angle of the guide plate 161, and the conveying wheel 162 on the guide plate 161 is convenient for guiding the moving position of the plate, and the two guiding devices 16 are convenient for limiting the moving direction of the plate.

The cutting assembly 3 is mounted on the mounting frame 12. The cutting assembly 3 includes a gantry 31, which is fixedly mounted on the mounting frame 12. Two hydraulic push rods 32 are mounted on the top wall of the gantry 31. The telescopic ends of the two hydraulic push rods 32 are detachably mounted with cutting knives 321.

Specifically, the hydraulic push rod 32 drives the cutting knife 321 to descend, and then the cutting knife 321 is used to cut the plate, and the cutting knife 321 can be detached and replaced.

Two hydraulic push rods 33 are fixedly installed on the top wall of the gantry 31 . The telescopic ends of the hydraulic push rods 33 are rotatably installed with fixed rollers 332 through the fixed frame 331 . The fixed rollers 332 are arranged above the supporting rollers 15 .

It should be noted that the hydraulic push rod 33 drives the fixed frame 331 to descend, and the fixed roller 332 cooperates with the support roller 15 to clamp and fix the plate to prevent the plate from moving during processing. After cutting is completed, the fixed roller 332 is raised to facilitate the plate to slide onto the collection trough 23.

Working principle and use process of the utility model: please refer to Figure 1-5, place the plate on multiple conveying rollers 13, the reduction motor 14 uses the right-angle reducer to drive the transmission chain to rotate, and then drives multiple conveying rollers 13 and support rollers 15 to rotate through the ratchet to convey the plate, and informs the guide device 16 on the inner wall of both sides of the mounting frame 12 to limit the guide position of the plate through the guide plate 161. After moving to the predetermined position, multiple conveying rollers 13 and support rollers 15 stop rotating, and the hydraulic push rod 2 33 drives the fixed frame 331 to descend, and the fixed roller 332 cooperates with the support roller 15 to clamp and fix the plate to prevent the plate from moving during processing. The hydraulic push rod 1 32 drives the cutting The knife 321 descends, and then the cutting knife 321 is used to cut the plate. After cutting is completed, the fixed roller 332 is raised to facilitate the plate to slide onto the collecting trough 23. The pneumatic push rod 21 drives the lifting platform 22 to move longitudinally, and the collecting trough 23 is used to collect the plate that falls after cutting. The pneumatic push rod 21 can be lowered at any time to facilitate the stacking of the fallen plates. A pressure controller can be installed on the bottom wall of the collecting trough 23. When the pressure reaches a preset value, the pneumatic push rod 21 drives the lifting platform 22 to descend, and the driving motor 25 engages with the transmission gear 251 and the rack 24 to drive the collecting trough 23 to move horizontally and slide out from the lifting platform 22, so as to facilitate the removal of the stacked plates.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. PP board cutting mechanism convenient to unloading, its characterized in that: the conveying device comprises a conveying assembly (1), wherein the conveying assembly comprises a supporting frame (11), a mounting frame (12) is fixedly installed on the supporting frame (11), a mounting platform (111) is fixedly installed on the supporting frame (11), and the mounting platform (111) is arranged below the mounting frame (12);

The blanking assembly (2) comprises pneumatic push rods (21), a plurality of the pneumatic push rods (21) are fixedly arranged on the mounting platform (111), lifting platforms (22) are fixedly arranged on telescopic ends of the pneumatic push rods (21), and the lifting platforms (22) are slidably connected with collecting grooves (23) through guide rails (221);

A rack (24) is fixedly arranged on the bottom wall of the collecting tank (23), a driving motor (25) is embedded on the upper surface of the lifting platform (22), and a transmission gear (251) meshed with the rack (24) is arranged at the output end of the driving motor (25);

-a cutting assembly (3) mounted on the mounting frame (12).

2. The PP plate cutting mechanism facilitating blanking as set forth in claim 1, wherein: two limiting blocks (222) are arranged on the lifting platform (22);

And a limiting groove (231) which is connected with the limiting block (222) in a sliding way is formed in the lower surface of the collecting groove (23).

3. The PP plate cutting mechanism facilitating blanking as set forth in claim 1, wherein: a plurality of conveying rollers (13) are rotatably arranged on the mounting frame (12), and the conveying rollers (13) are uniformly distributed on the mounting frame (12);

A supporting roller (15) is rotatably arranged on the mounting frame (12);

The conveying device is characterized in that a gear motor (14) is mounted on the mounting frame (12), and the gear motor (14) is in transmission connection with a plurality of conveying rollers (13) and supporting rollers (15) through right-angle reducers.

4. A PP plate cutting mechanism facilitating blanking as defined in claim 3, wherein: guide devices (16) are arranged on the inner walls of the two sides of the mounting frame (12);

The guide device (16) comprises a guide plate (161), the guide plate (161) is rotationally connected with the inner wall of the mounting frame (12) through a rotating shaft (163), and the guide plate (161) is arranged above the conveying rollers (13);

A plurality of conveying wheels (162) are rotatably mounted on the guide plate (161), and the conveying wheels (162) are uniformly distributed on the guide plate (161).

5. The PP plate cutting mechanism facilitating blanking as defined in claim 4, wherein: a bevel gear I (164) is arranged on the rotating shaft (163), and a stepping motor (165) is arranged on the mounting frame (12);

And a bevel gear II (166) meshed with the bevel gear I (164) is arranged at the output end of the stepping motor (165).

6. A PP plate cutting mechanism facilitating blanking as defined in claim 3, wherein: the cutting assembly (3) comprises a portal frame (31), and the portal frame (31) is fixedly arranged on the mounting frame (12);

Two first hydraulic push rods (32) are arranged on the top wall of the portal frame (31), and cutting knives (321) are detachably arranged at the telescopic ends of the two first hydraulic push rods (32).

7. The PP plate cutting mechanism facilitating blanking as defined in claim 6, wherein: two second hydraulic push rods (33) are fixedly arranged on the top wall of the portal frame (31), and fixed rollers (332) are rotatably arranged at the telescopic ends of the second hydraulic push rods (33) through fixing frames (331);

The fixed roller (332) is arranged above the supporting roller (15).