Paper edge cutting mechanism

Abstract

The utility model discloses a paper edge cutting mechanism, which is characterized in that one side of the upper part of a box body is connected with an L-shaped support plate, the other side of the box body is provided with a locking slide block, the upper surface of the L-shaped support plate is provided with a sleeve, the sleeve is provided with a screw knob at a screw hole, and the outer surface of the box body is provided with an upper transverse plate at an upper end motor; a lower transverse plate is arranged on the outer surface of the box body and located at the lower end motor, the driven shaft is rotationally connected with the end, away from the upper end motor, of the upper transverse plate through a bearing, a bearing seat is arranged in the center of the supporting blocking cover, and the end, close to the L-shaped supporting plate, of the driven shaft is connected with the bearing seat in a matched mode. The cutting device is reasonable in structure, one end of the driven roller is matched with the bearing seat in the center of the supporting blocking cover, stability of the driven shaft is guaranteed, cutting stability is guaranteed, the supporting blocking cover does not need to be fixed or welded through bolts, and assembling convenience is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of edge trimming components, in particular to a paper edge trimming mechanism. Background Art

[0002] During the paper processing, in order to ensure the width of the paper, the edge of the paper needs to be trimmed by a trimming mechanism. On the one hand, the width of the paper is determined, and on the other hand, the flatness of the edge of the paper is ensured.

[0003] The existing trimming mechanism is used to connect the rotating shaft of the trimming blade disc, which is directly fixed by a support with a bearing. One end of the blade disc has no support, and the end away from the blade disc cooperates with the toothed belt through a toothed pulley to achieve rotation. This structure has poor stability. Therefore, an improved technology is urgently needed to solve this problem existing in the prior art. Utility Model Content

[0004] The purpose of the utility model is to provide a paper trimming mechanism, a driven roller is arranged at one end of the upper horizontal plate of the trimming structure, one end of the driven roller cooperates with the bearing seat at the center position of the support shield to ensure the stability of the driven shaft, thereby ensuring the stability of cutting, and a guide column is arranged at the upper end of the support shield through a vertical plate, the guide column cooperates with the sleeve on the upper surface of the L-shaped support plate on one side of the box body, during installation, the guide column is adjusted according to the installation position of the driven shaft, and when the position is determined, it is tightened by a screw knob, the structure does not require bolt fixing or welding, is convenient for fixing the support shield, and the assembly convenience is greatly improved, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper trimming mechanism, comprising a frame, a trimming assembly and a supporting assembly;

[0006] The frame includes a box body, an L-shaped support plate, a sleeve and a locking slider, an upper motor is arranged on the upper part of the box body, a lower motor is arranged on the lower part of the box body, an L-shaped support plate is connected to one side of the upper part of the box body, a locking slider is arranged on the other side of the box body, a sleeve is arranged on the upper surface of the L-shaped support plate, a screw hole is opened on the top of the sleeve, a screw knob is arranged on the sleeve at the screw hole, an upper horizontal plate is arranged on the outer surface of the box body and located at the upper motor, and a lower horizontal plate is arranged on the outer surface of the box body and located at the lower motor;

[0007] The trimming assembly includes a driven shaft, a trimming blade disc and a support shield, wherein the driven shaft is rotatably connected to an end of the upper horizontal plate away from the upper motor through a bearing, a bearing seat is provided at the center of the support shield, and an end of the driven shaft close to the L-shaped support plate is matched and connected with the bearing seat, and a trimming blade disc is also provided on the driven shaft at the support shield, a vertical plate is provided on the top of the support shield, and a guide column is provided on one side of the vertical plate, and the guide column is plugged into the sleeve and fastened through a screw knob;

[0008] The support assembly comprises a support roller, which is rotatably connected to an end of the lower transverse plate away from the lower motor through a bearing, and the position of the support roller matches the position of the trimming blade.

[0009] Preferably, the utility model provides a paper trimming mechanism, wherein the output shafts of the upper motor and the lower motor are both provided with driving toothed belt pulleys, and the corresponding ends of the driven shaft and the support roller are both provided with driven toothed belt pulleys, the driving toothed belt pulley installed on the output shaft of the upper motor is connected to the driven toothed belt pulley at the end of the driven shaft through a toothed belt, and the driving toothed belt pulley installed on the output shaft of the lower motor is connected to the driven toothed belt pulley at the end of the support roller through a toothed belt.

[0010] Preferably, the utility model provides a paper trimming mechanism, wherein the outer ends of the upper horizontal plate and the lower horizontal plate are further provided with protective covers.

[0011] Preferably, the utility model provides a paper trimming mechanism, wherein the support roller includes a roller body, a pressure cover and an extension shaft, an extension shaft is provided at one end of the roller body, a pressure cover is provided at the connection between the roller body and the extension shaft, a gap is left between the pressure cover and the roller body, and the bottom of the trimming knife disc is arranged in the gap between the pressure cover and the roller body.

[0012] Preferably, the utility model provides a paper trimming mechanism, wherein the outer diameter of the guide post is consistent with the inner diameter of the sleeve.

[0013] Preferably, the utility model provides a paper trimming mechanism, wherein a notch is provided on one side of the locking slider, and a through hole and a screw hole are respectively provided on both sides of the notch of the locking slider.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] A driven roller is provided at one end of the upper horizontal plate of the trimming structure, and one end of the driven roller cooperates with the bearing seat at the center position of the support shield to ensure the stability of the driven shaft, thereby ensuring the stability of cutting. A guide column is provided at the upper end of the support shield through the vertical plate, and the guide column cooperates with the sleeve on the upper surface of the L-shaped support plate on one side of the box body. During installation, the guide column is adjusted according to the installation position of the driven shaft. When the position is determined, it is tightened by a screw knob. This structure does not require bolt fixing or welding, which is convenient for fixing the support shield and greatly improves the convenience of assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the side structure;

[0018] Figure 3 For attachment Figure 2 Schematic diagram of the cross-sectional structure at the mark AA.

[0019] In the figure: box body 1, L-shaped support plate 2, sleeve 3, locking slider 4, upper end motor 5, lower end motor 6, screw knob 7, upper cross plate 8, lower cross plate 9, driven shaft 10, trimming knife disc 11, support baffle 12, bearing seat 13, vertical plate 14, guide column 15, support roller 16, driving toothed belt pulley 17, driven toothed belt pulley 18, toothed belt 19, protective cover 20, notch 21, roller body 1601, pressure cover 1602, extension shaft 1603. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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;

[0021] It should be noted that, in the description of the present invention, the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left" and "right" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0022] See also Figure 1-3 , the utility model provides a technical solution: a paper trimming mechanism, including a frame, a trimming assembly and a supporting assembly;

[0023] The frame includes a box body 1, an L-shaped supporting plate 2, a sleeve 3 and a locking slider 4. An upper motor 5 is arranged on the upper part of the box body 1, and a lower motor 6 is arranged on the lower part of the box body 1. An L-shaped supporting plate 2 is connected to one side of the upper part of the box body 1, and a locking slider 4 is arranged on the other side of the box body 1. A notch 21 is opened on one side of the locking slider 4. Through holes and screw holes are respectively opened on both sides of the notch 21 of the locking slider 4 to cooperate with the locking screw, so as to realize the cooperation between the locking slider 4 and the external vertical pole, so as to realize the adjustment of the height of the entire trimming mechanism. A sleeve 3 is arranged on the upper surface of the L-shaped supporting plate 2, and a screw hole is opened on the top of the sleeve 3. A screw knob 7 is arranged at the screw hole of the sleeve 3. An upper horizontal plate 8 is arranged on the outer surface of the box body 1 and located at the upper motor 5. A lower horizontal plate 9 is arranged on the outer surface of the box body 1 and located at the lower motor 6. Protective covers 20 are also arranged on the outer ends of the upper and lower horizontal plates 8 and 9 to protect the safety of the power transmission area and avoid injury to personnel.

[0024] The trimming assembly includes a driven shaft 10, a trimming blade disc 11 and a support shield 12. The driven shaft 10 is rotatably connected to the upper horizontal plate 8 at one end away from the upper motor 5 through a bearing. A bearing seat 13 is provided at the center of the support shield 12. The driven shaft 10 is close to the L-shaped support plate 2 and is matched and connected with the bearing seat 13. The driven shaft 10 is located at the support shield 12 and is also provided with a trimming blade disc 11. A vertical plate 14 is provided at the top of the support shield 12. A guide column 15 is provided on one side of the vertical plate 14. The guide column 15 is plugged into the sleeve 3 and fastened by the screw knob 7. The outer diameter of the guide column 15 is consistent with the inner diameter of the sleeve 3 to ensure the stability of the support shield.

[0025] The support assembly includes a support roller 16, which is rotatably connected to the end of the lower horizontal plate 9 away from the lower end motor 6 through a bearing, and the position of the support roller 16 matches the position of the trimming knife disc 11. The support roller 16 includes a roller body 1601, a pressure cover 1602 and an extension shaft 1603. The extension shaft 1603 is arranged at one end of the roller body 1601, and a pressure cover 1602 is arranged at the connection between the roller body 1601 and the extension shaft 1603. A gap is left between the pressure cover 1602 and the roller body 1601, and the bottom of the trimming knife disc 11 is arranged in the gap between the pressure cover 1602 and the roller body 1601. The support roller 16 of this structure cooperates with the bottom of the trimming knife disc 11 through the gap between the pressure cover 1602 and the roller body 1601, so as to achieve complete cutting of the trimming knife disc 11;

[0026] The output shafts of the upper motor 5 and the lower motor 6 are both provided with a driving toothed belt pulley 17, and the corresponding ends of the driven shaft 10 and the support roller 16 are both provided with a driven toothed belt pulley 18. The driving toothed belt pulley 17 installed on the output shaft of the upper motor 5 is connected to the driven toothed belt pulley 18 at the end of the driven shaft 10 through a toothed belt 19, and the driving toothed belt pulley 17 installed on the output shaft of the lower motor 6 is connected to the driven toothed belt pulley 18 at the end of the support roller 16 through a toothed belt 19. Through the cooperation of the toothed belt pulley and the toothed belt, the upper motor 5 drives the driven shaft 10 to rotate, thereby driving the trimming knife disc 11 to rotate, thereby realizing the trimming processing of the paper, and the lower motor 6 drives the support roller 16 to rotate, thereby realizing the support of the paper.

[0027] Installation method and use principle: connect the upper horizontal plate 8 and the lower horizontal plate 9 to the box body 1 through the connecting flanges, install the upper motor 5 and the lower motor 6 in the box body 1, and make the output shaft of the upper motor 5 pass through the box body 1 and the upper horizontal plate 8, and make the output shaft of the lower motor 6 pass through the box body 1 and the lower horizontal plate 9. Then install the L-shaped support plate 2 on one side of the box body 1, and the top of the L-shaped support plate 2 is provided with a sleeve 3. Then install the driven shaft 10 on the bearing at the end of the upper horizontal plate 8 away from the box body 1, and insert the guide rod on the upper part of the baffle 12 into the sleeve 3, and the driven shaft 10 is installed with a trimming cutter disc 11, and one end of the driven shaft 10 is matched and connected with the bearing seat 13 at the center of the baffle 12. After determining the position of the guide column 15, tighten the screw knob 7 to complete the fixing of the baffle 12, and then match the support roller 16 with the bearing at the end of the lower horizontal plate 9 away from the box body 1. Finally, the output shafts of the upper motor 5 and the lower motor 6 are respectively installed with driving toothed pulleys 17, and the driven shaft 10 and the support roller 16 are respectively installed with driven toothed pulleys 18, and the driving toothed pulley 17 installed on the output shaft of the upper motor 5 is connected to the driven toothed pulley 18 at the end of the driven shaft 10 through a toothed belt 19, and the driving toothed pulley 17 installed on the output shaft of the lower motor 6 is connected to the driven toothed pulley 18 at the end of the support roller 16 through a toothed belt 19, and the protective cover 20 is installed at the outer ends of the upper cross plate 8 and the lower cross plate 9 to complete the installation. The utility model has a reasonable structure. A driven roller is provided at one end of the upper horizontal plate 8. One end of the driven roller cooperates with the bearing seat 13 at the center position of the baffle cover 12 to ensure the stability of the driven shaft, thereby ensuring the stability of cutting. A guide column 15 is provided at the upper end of the baffle cover 12 through the vertical plate 14. The guide column 15 cooperates with the sleeve 3 on the upper surface of the L-shaped support plate 2 on one side of the box body 1. During installation, the guide column 15 is adjusted according to the installation position of the driven shaft 10. When the position is determined, it is fastened by the screw knob 7. This structure does not require bolt fixing or welding, is convenient for supporting the fixation of the baffle cover, and the convenience of assembly is greatly improved.

[0028] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

[0029] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A paper trimming mechanism, characterized in that: It includes a frame, a trimming assembly and a supporting assembly; The frame comprises a box body (1), an L-shaped support plate (2), a sleeve (3) and a locking slider (4); an upper motor (5) is arranged on the upper part of the box body (1); a lower motor (6) is arranged on the lower part of the box body (1); one side of the upper part of the box body (1) is connected to the L-shaped support plate (2); a locking slider (4) is arranged on the other side of the box body (1); a sleeve (3) is arranged on the upper surface of the L-shaped support plate (2); a screw hole is opened at the top of the sleeve (3); a screw knob (7) is arranged at the screw hole of the sleeve (3); an upper horizontal plate (8) is arranged on the outer surface of the box body (1) and located at the upper motor (5); and a lower horizontal plate (9) is arranged on the outer surface of the box body (1) and located at the lower motor (6); The trimming assembly comprises a driven shaft (10), a trimming blade disc (11) and a support shield (12); the driven shaft (10) is rotatably connected to the upper horizontal plate (8) at one end away from the upper motor (5) through a bearing; a bearing seat (13) is arranged at the center of the support shield (12); the driven shaft (10) is cooperatively connected to the bearing seat (13) at one end close to the L-shaped support plate (2); the driven shaft (10) is also provided with a trimming blade disc (11) at the support shield (12); a vertical plate (14) is arranged at the top of the support shield (12); a guide column (15) is arranged on one side of the vertical plate (14); the guide column (15) is plugged into the sleeve (3) and fastened by a screw knob (7); The support assembly comprises a support roller (16), the support roller (16) being rotatably connected to an end of the lower transverse plate (9) away from the lower end motor (6) via a bearing, and the position of the support roller (16) matches the position of the trimming blade (11).

2. A paper trimming mechanism according to claim 1, characterized in that: The output shafts of the upper motor (5) and the lower motor (6) are both provided with a driving toothed belt wheel (17), and the corresponding ends of the driven shaft (10) and the support roller (16) are both provided with a driven toothed belt wheel (18), the driving toothed belt wheel (17) mounted on the output shaft of the upper motor (5) is connected to the driven toothed belt wheel (18) at the end of the driven shaft (10) via a toothed belt (19), and the driving toothed belt wheel (17) mounted on the output shaft of the lower motor (6) is connected to the driven toothed belt wheel (18) at the end of the support roller (16) via a toothed belt (19).

3. A paper trimming mechanism according to claim 1, characterized in that: The outer ends of the upper transverse plate (8) and the lower transverse plate (9) are also provided with protective covers (20).

4. A paper trimming mechanism according to claim 1, characterized in that: The support roller (16) comprises a roller body (1601), a pressure cover (1602) and an extension shaft (1603); the extension shaft (1603) is arranged at one end of the roller body (1601); a pressure cover (1602) is arranged at the connection between the roller body (1601) and the extension shaft (1603); a gap is left between the pressure cover (1602) and the roller body (1601); and the bottom of the trimming blade disc (11) is arranged in the gap between the pressure cover (1602) and the roller body (1601).

5. A paper trimming mechanism according to claim 1, characterized in that: The outer diameter of the guide column (15) is consistent with the inner diameter of the sleeve (3).

6. A paper trimming mechanism according to claim 1, characterized in that: A notch (21) is provided on one side of the locking slide block (4), and a through hole and a screw hole are respectively provided on both sides of the notch (21) of the locking slide block (4).

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