Edge cutting device for PP sheet

Abstract

The utility model discloses a PP sheet edge cutting device which comprises a cutting machine base, supporting columns are fixedly connected to the two sides of the top end of the cutting machine base, a cutting table is fixedly installed in the middle of the top end of the cutting machine base, collecting boxes are placed on the two sides of the cutting table, a supporting top plate is fixedly connected to the top ends of the supporting columns, and the supporting top plate is fixedly connected to the top ends of the supporting columns. A hydraulic cylinder is fixedly connected to the bottom end of the supporting top plate, a supporting plate is fixedly connected to the output end of the hydraulic cylinder, cutting blades are installed on the two sides of the bottom end of the supporting plate, and adjusting sliding blocks are arranged at the top ends of the cutting blades. According to the PP sheet edge cutting device, the top of a PP sheet can be pressed downwards through the positioning rolling shaft, normal movement of the PP sheet is not affected in the process that the PP sheet is limited by the positioning rolling shaft, the pressing flexibility can be improved through a telescopic rod and a reset spring on the positioning rolling shaft, the function of conveniently limiting the PP sheet is achieved through the structure, the cutting stability of the device is improved, and the production efficiency is improved. The problem that the cutting stability is poor is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting equipment, in particular to a PP sheet edge cutting device. Background Art

[0002] PP sheet is one of the main materials in the production of multilayer boards. It is mainly composed of resin and reinforced materials. When processing PP sheets, cutting equipment is needed to trim their edges. After searching, according to the application number CN201922123338.7, an adjustable trimming device for plastic sheets is proposed in the article, which "includes a trimming table, a conveyor belt, a sliding seat and a knife holder. The bottom of the trimming table is fixed with a support frame, and a groove is provided in the center of the top of the trimming table. A conveyor belt is installed inside the groove, and a drive motor is installed on one side of the trimming table by bolts, and the output shaft of the drive motor is fixedly connected to the drive shaft of the conveyor belt."

[0003] The adjustable trimming device for plastic sheets designed in the above application requires manual downward movement of the cutting knife during use, resulting in poor cutting flexibility. In addition, the cutting device is not provided with a limiting structure, and the plastic sheets are prone to warping and movement when being cut, thus affecting the cutting stability.

[0004] There is an urgent need for a PP sheet trimming device to solve the technical defects proposed in the above technology. Utility Model Content

[0005] The utility model aims to provide a PP sheet trimming device to solve the problem of poor cutting stability in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PP sheet trimming device, comprising a cutting machine base, support columns are fixedly connected to both sides of the top of the cutting machine base, a cutting table is fixedly installed at the middle position of the top of the cutting machine base, collection boxes are placed on both sides of the cutting table, the top of the support column is fixedly connected to a supporting top plate, the bottom end of the supporting top plate is fixedly connected to a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected to a supporting plate, cutting blades are installed on both sides of the bottom end of the supporting plate, an adjusting slider is provided on the top of the cutting blade, two groups of telescopic rods are fixedly connected to the bottom end of the supporting plate, a fixed block is fixedly connected to the bottom end of the telescopic rod, a positioning roller is movably installed between the fixed blocks, and a reset spring is fixedly installed on the outside of the telescopic rod.

[0007] Preferably, the positioning roller is arranged at the bottom end of the support plate, and the outside of the positioning roller is wrapped with a rubber pad.

[0008] Preferably, the adjusting slider is in a "concave" shape, and the adjusting slider is sleeved on the outside of the supporting plate in a sliding connection.

[0009] Preferably, positioning holes are provided on both sides of the front end of the support plate, and a positioning bolt is provided at the front end of the adjusting slider, and one end of the positioning bolt passes through the adjusting slider and is embedded in the positioning hole.

[0010] Preferably, the bottom end of the adjusting slider and the top end of the cutting blade are both provided with mounting flanges, and the mounting flanges are fixed by bolts.

[0011] Preferably, two groups of collecting boxes are provided, the top ends of the collecting boxes are provided with openings, and the collecting boxes are placed on both sides of the cutting table.

[0012] Preferably, a connecting slider is fixedly connected to one side of the collecting box, a handle is fixedly connected to the front end of the connecting slider, reserved sliding grooves are opened on both sides of the cutting table, and a ball bearing is movably installed at the bottom end of the connecting slider.

[0013] Preferably, the connecting slider is embedded in the reserved slide groove in a sliding connection, and the bottom end of the ball contacts the inner wall of the reserved slide groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the PP sheet trimming device not only realizes the function of improving cutting stability, realizes the function of facilitating the adjustment of cutting spacing, but also realizes the function of facilitating collection;

[0015] (1) By providing a positioning roller, a support plate, a telescopic rod, a fixed block and a return spring, when the hydraulic cylinder pushes the support plate downward, the cutting blades on both sides of the bottom of the support plate can realize the function of pressing down and cutting. During the cutting process, the positioning roller can press down the top of the PP sheet. Since the positioning roller is rotatable, the normal movement of the PP sheet is not affected during the process of limiting the position of the PP sheet. The telescopic rod and the return spring on the positioning roller can improve the flexibility of pressing down. This structure realizes the function of facilitating the limiting of the PP sheet and improves the cutting stability of the equipment.

[0016] (2) By providing a cutting blade, an adjusting slider, a support plate, a positioning hole and a positioning bolt, two sets of cutting blades can cut the two edges of the PP sheet respectively. The cutting spacing of the cutting blades can be adjusted according to the size of the PP sheet. When adjusting, it is necessary to first unscrew the positioning bolt and then move the adjusting slider. The adjusting slider can drive the cutting blade to slide on the support plate. After the spacing of the cutting blades is moved to a suitable position, the positioning bolt can be used to fix and lock it. This structure realizes the function of facilitating the adjustment of the cutting spacing.

[0017] (3) By providing a reserved chute, a collection box, a handle, a connecting slider and a ball bearing, after the cutting blade cuts the PP sheet, the waste generated by the cutting can fall into the inside of the collection box along the slope, and the collection box can be taken out regularly. When taking it out for cleaning, you need to hold the handle and pull it outwards, and the connecting slider slides inside the reserved chute. The ball bearing at the bottom of the connecting slider can improve the smoothness of movement. This structure realizes the function of facilitating the collection of waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the front view structure of the positioning roller of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a front view structural schematic diagram of the collection box of the present utility model.

[0022] In the figure: 1. cutting machine base; 2. cutting table; 3. support column; 4. cutting blade; 5. adjusting slider; 6. positioning roller; 7. support plate; 8. supporting top plate; 9. hydraulic cylinder; 10. positioning hole; 11. telescopic rod; 12. reserved slide groove; 13. collecting box; 14. fixing block; 15. reset spring; 16. mounting flange; 17. positioning bolt; 18. handle; 19. connecting slider; 20. ball bearing. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1: Please refer to Figure 1-4A PP sheet trimming device comprises a cutting machine base 1, support columns 3 are fixedly connected to both sides of the top of the cutting machine base 1, a cutting table 2 is fixedly installed at the middle position of the top of the cutting machine base 1, and collecting boxes 13 are placed on both sides of the cutting table 2, a supporting top plate 8 is fixedly connected to the top of the supporting column 3, a hydraulic cylinder 9 is fixedly connected to the bottom of the supporting top plate 8, a supporting plate 7 is fixedly connected to the output end of the hydraulic cylinder 9, cutting blades 4 are installed on both sides of the bottom of the supporting plate 7, and an adjusting slider 5 is arranged on the top of the cutting blade 4, two sets of telescopic rods 11 are fixedly connected to the bottom end of the telescopic rod 11, a fixed block 14 is fixedly connected to the bottom end of the telescopic rod 11, a positioning roller 6 is movably installed between the fixed blocks 14, and a reset spring 15 is fixedly installed on the outside of the telescopic rod 11;

[0025] The positioning roller 6 is arranged at the bottom end of the support plate 7, and the outside of the positioning roller 6 is wrapped with a rubber pad. The adjusting slider 5 is in a "concave" shape, and the adjusting slider 5 is sleeved on the outside of the support plate 7 to be slidably connected;

[0026] Specifically, Figure 1 and Figure 2 As shown, during the cutting process, the positioning roller 6 can press down on the top of the PP sheet. Since the positioning roller 6 is rotatable, the normal movement of the PP sheet is not affected during the process of limiting the position of the PP sheet. The telescopic rod 11 and the return spring 15 on the positioning roller 6 can improve the flexibility of the downward pressure.

[0027] Embodiment 2: Positioning holes 10 are provided on both sides of the front end of the support plate 7, and a positioning bolt 17 is provided at the front end of the adjusting slider 5. One end of the positioning bolt 17 passes through the adjusting slider 5 and is embedded in the positioning hole 10. The bottom end of the adjusting slider 5 and the top end of the cutting blade 4 are both provided with mounting flanges 16, and the mounting flanges 16 are fixed by bolts.

[0028] Specifically, Figure 1 and Figure 3 As shown, the cutting spacing of the cutting blade 4 can be adjusted according to the size of the PP sheet. When adjusting, the positioning bolt 17 needs to be unscrewed first, and then the adjustment slider 5 is moved. The adjustment slider 5 can drive the cutting blade 4 to slide on the support plate 7. After the spacing of the cutting blade 4 is moved to a suitable position, the positioning bolt 17 can be used to fix and lock it.

[0029] Embodiment 3: Two groups of collecting boxes 13 are provided, and an opening is provided at the top of the collecting box 13. The collecting box 13 is placed on both sides of the cutting table 2. A connecting slider 19 is fixedly connected to one side of the collecting box 13, and a handle 18 is fixedly connected to the front end of the connecting slider 19. Reserved slide grooves 12 are provided on both sides of the cutting table 2, and a ball bearing 20 is movably installed at the bottom end of the connecting slider 19. The connecting slider 19 is embedded in the reserved slide groove 12 to be slidably connected, and the bottom end of the ball bearing 20 contacts the inner wall of the reserved slide groove 12;

[0030] Specifically, Figure 1 and Figure 4 As shown, the waste generated by cutting can fall into the collection box 13 along the slope, and the collection box 13 can be taken out regularly. When taking it out for cleaning, you need to hold the handle 18 and pull it outwards. The connecting slider 19 slides inside the reserved slide groove 12, and the ball 20 at the bottom of the connecting slider 19 can improve the smoothness of movement.

[0031] Working principle: When the utility model is used, the PP sheet needs to be placed on the top of the cutting table 2 for transportation and cutting. During the cutting process, the hydraulic cylinder 9 pushes the support plate 7 downward, and the cutting blade 4 at the bottom of the support plate 7 contacts the PP sheet. The cutting blade 4 cuts both sides of the PP sheet. During the cutting process, the positioning roller 6 can press down on the top of the PP sheet. Since the positioning roller 6 is rotatable, the normal movement of the PP sheet is not affected during the process of limiting the position of the PP sheet. The telescopic rod 11 and the return spring 15 on the positioning roller 6 can improve the flexibility of the downward pressure, and the cutting The generated waste can fall into the collection box 13 along the slope, and the collection box 13 can be taken out regularly. When taking it out for cleaning, you need to hold the handle 18 and pull it outward. The cutting spacing of the cutting blade 4 can be adjusted according to the size of the PP sheet. When adjusting, you need to unscrew the positioning bolt 17 first, and then move the adjusting slider 5. The adjusting slider 5 can drive the cutting blade 4 to slide on the support plate 7. After the spacing of the cutting blade 4 moves to a suitable position, the positioning bolt 17 can be used to fix and lock it. This structure realizes the function of facilitating the adjustment of the cutting spacing.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A PP sheet trimming device, comprising a trimming machine base (1), characterized in that: Support columns (3) are fixedly connected to both sides of the top of the cutting machine base (1); a cutting table (2) is fixedly installed at the middle position of the top of the cutting machine base (1); collecting boxes (13) are placed on both sides of the cutting table (2); a supporting top plate (8) is fixedly connected to the top of the supporting column (3); a hydraulic cylinder (9) is fixedly connected to the bottom of the supporting top plate (8); an output end of the hydraulic cylinder (9) is fixedly connected to a supporting plate (7); cutting blades (4) are installed on both sides of the bottom of the supporting plate (7); an adjusting slider (5) is arranged at the top of the cutting blade (4); two groups of telescopic rods (11) are fixedly connected to the bottom of the telescopic rods (11); a fixing block (14) is fixedly connected to the bottom of the telescopic rods (11); a positioning roller (6) is movably installed between the fixing blocks (14); and a return spring (15) is fixedly installed on the outside of the telescopic rod (11).

2. A PP sheet trimming device according to claim 1, characterized in that: The positioning roller (6) is arranged at the bottom end of the support plate (7), and the outside of the positioning roller (6) is wrapped with a rubber pad.

3. A PP sheet trimming device according to claim 1, characterized in that: The adjusting slider (5) is in a "concave" shape, and the adjusting slider (5) is sleeved on the outside of the supporting plate (7) in a sliding connection.

4. The PP sheet trimming device according to claim 1, characterized in that: Positioning holes (10) are provided on both sides of the front end of the support plate (7), and a positioning bolt (17) is provided at the front end of the adjusting slider (5), one end of the positioning bolt (17) passes through the adjusting slider (5) and is embedded in the positioning hole (10).

5. The PP sheet trimming device according to claim 1, characterized in that: The bottom end of the adjusting slider (5) and the top end of the cutting blade (4) are both provided with mounting flanges (16), and the mounting flanges (16) are fixed by bolts.

6. A PP sheet trimming device according to claim 1, characterized in that: Two groups of the collecting boxes (13) are provided, and openings are provided at the top ends of the collecting boxes (13). The collecting boxes (13) are placed on both sides of the cutting table (2).

7. The PP sheet trimming device according to claim 1, characterized in that: A connecting slide block (19) is fixedly connected to one side of the collecting box (13), a handle (18) is fixedly connected to the front end of the connecting slide block (19), reserved slide grooves (12) are provided on both sides of the cutting table (2), and a ball bearing (20) is movably mounted on the bottom end of the connecting slide block (19).

8. A PP sheet trimming device according to claim 7, characterized in that: The connecting slide block (19) is embedded in the reserved slide groove (12) in a sliding connection, and the bottom end of the ball (20) contacts the inner wall of the reserved slide groove (12).

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