Paper cutter structure capable of adjusting cutter

Abstract

The utility model relates to the technical field of paper cutting machines, in particular to a paper cutting machine structure capable of adjusting a cutter, which comprises a rack, the cutter and a mounting frame, a telescopic mechanism used for adjusting the height of the mounting frame is arranged on the rack, a supporting frame and a moving mechanism used for adjusting the height of the supporting frame are slidably arranged on the mounting frame, and the supporting frame is located below the mounting frame; a mounting hole for placing the cutter is formed in the supporting frame, a connecting block is arranged on the cutter, the thickness of the connecting block is larger than that of the cutter, and the inner diameter value of the mounting hole is smaller than that of the connecting block and larger than that of the cutter; and a clamping mechanism for clamping the cutter is arranged on the mounting frame. According to the paper cutting mechanism, when the cutter is replaced, the cutter does not need to be supported all the time, the cutter can be supported by the supporting frame all the time, the cutter can be taken out and placed safely and conveniently, the cutter can be fixed to the mounting frame through the moving mechanism and the clamping mechanism, operation is easy, the paper cutting mechanism can be suitable for cutters of different sizes, and the paper cutting mechanism is higher in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of paper cutters, in particular to a paper cutter structure capable of adjusting a cutter. Background Art

[0002] Paper cutters are traditional products used to handle paper cutting needs in the later stages of printing. They have evolved from mechanical paper cutters to tape-controlled paper cutters, and then to microcomputer-controlled, color-display, full-image operation-guided visual processing, and computer-aided cutting systems with external programming and editing of production data, making production preparation time shorter, cutting more accurate, labor-intensive, and safer to operate.

[0003] The Chinese patent with the authorization announcement number CN214644216U discloses a paper cutter with an easy-to-replace cutter, which relates to the technical field of printing equipment, including an operating table, a door-shaped frame fixed on the upper surface of the operating table, a cutter and a knife-changing assembly for replacing the cutter are arranged in the door-shaped frame for lifting and lowering; the knife-changing assembly includes an auxiliary frame lifted and lowered in the door-shaped frame, the auxiliary frame is a "door"-shaped structure, two limit plates are adjustable in the auxiliary frame, limit slots are provided on the facing surfaces of the two limit plates, limit blocks are fixed on the opposite side walls of the cutter, the shape of the limit blocks matches the shape of the limit slots, and an adjustment assembly for adjusting the position of the two limit plates is arranged between the auxiliary frames. The distance between the two limit plates is adjusted to change the degree of extrusion of the limit slot on the limit block, thereby realizing the replacement of the cutter.

[0004] However, the above technical solution has the following defects: in the above paper cutter with easy-to-replace cutter, the worker needs to hold the cutter and operate the locking disk when installing and removing the cutter, which makes it inconvenient to install the cutter again, and there is a safety hazard when holding the cutter and removing it because the blade is sharp. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a paper cutter structure capable of adjusting the cutter.

[0006] The technical solution of the utility model: a paper cutter structure capable of adjusting a cutter, comprising a frame, a cutter and a mounting frame;

[0007] The frame is provided with a telescopic mechanism for adjusting the height of the mounting frame, the mounting frame is slidably provided with a support frame and a moving mechanism for adjusting the height of the support frame, and the support frame is located below the mounting frame;

[0008] The support frame is provided with a mounting hole for placing the cutter, the cutter is provided with a connecting block, the thickness of the connecting block is greater than the thickness of the cutter, and the inner diameter of the mounting hole is less than the thickness of the connecting block and greater than the thickness of the cutter;

[0009] The mounting frame is provided with a clamping mechanism for clamping the cutter.

[0010] Preferably, the moving mechanism comprises a rotating shaft, a worm and a gear;

[0011] Both ends of the support frame are provided with connecting rods, and the connecting rods are slidably connected to the mounting frame, and the mounting frame is provided with a mounting bin, the rotating shaft is rotatably connected to the inner wall of the mounting bin, the gear is connected to the rotating shaft, and the connecting rod is provided with a rack, and the gear is meshed with the rack;

[0012] The worm is rotatably connected to the inner wall of the installation chamber. A driving component a is arranged in the installation chamber. The driving component a is transmission-connected to the worm. A worm wheel is arranged on the rotating shaft. The worm wheel is meshingly connected to the worm.

[0013] Preferably, the support frame and the two connecting rods form a U-shaped frame.

[0014] Preferably, the clamping mechanism comprises a clamping block;

[0015] A double threaded rod is rotatably provided on the mounting frame, and a driving assembly b for driving the double threaded rod to rotate is provided on the mounting frame;

[0016] Two clamping blocks are provided, both of which are slidably connected to the mounting frame and symmetrically distributed on the mounting frame. Slide blocks are provided on the clamping blocks, and the slide blocks are thread-matchedly connected with the double-threaded rod.

[0017] Preferably, a fixing block is provided on the mounting frame, a groove is provided on the fixing block, the connecting block is cooperatively connected with the groove on the fixing block, and an anti-slip pad is provided in the groove.

[0018] Preferably, a rubber pad is provided on the inner wall of the mounting hole, and the rubber pad presses the surface of the cutter.

[0019] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0020] The cutter can be directly taken out of the mounting hole and put away and replaced with another cutter, and the newly replaced cutter can be placed in the mounting hole on the support frame. The upper end of the cutter is provided with a connecting block, which is pressed on the surface of the support frame, and the moving mechanism drives the support frame to move upward, and the connecting block is embedded in the groove of the fixed block. The connecting block presses the groove, and the clamping mechanism is started to clamp the two ends of the cutter to complete the adjustment and replacement of the cutter. In the utility model, when the cutter is replaced, it is not necessary to support the cutter all the time, and the support frame can support the cutter all the time. Taking out and placing are both safe and convenient. The cutter can be fixed on the mounting frame by the moving mechanism and the clamping mechanism, which is simple to operate, and can be applicable to cutters of different sizes, and the paper cutting mechanism has stronger applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional diagram of a paper cutter structure with an adjustable cutter proposed by the utility model.

[0022] Figure 2 The utility model is a schematic structural diagram of a paper cutter structure capable of adjusting the cutter.

[0023] Figure 3 This is a schematic diagram of the internal structure of a mounting frame in an embodiment of the present utility model.

[0024] Figure 4 for Figure 3 Schematic diagram of the structure at A in the middle.

[0025] Figure numerals: 1, frame; 2, cutter; 3, baffle; 4, telescopic mechanism; 5, clamping block; 6, mounting frame; 7, connecting rod; 8, supporting frame; 9, fixing block; 10, connecting block; 11, groove; 12, double threaded rod; 13, driving component b; 14, mounting hole; 15, slider; 16, worm gear; 17, driving component a; 18, rotating shaft; 19, rack; 20, worm; 21, gear. DETAILED DESCRIPTION

[0026] Embodiment 1

[0027] like Figure 1-Figure 4 As shown, the utility model provides a paper cutter structure capable of adjusting the cutter, comprising a frame 1, a cutter 2 and a mounting frame 6;

[0028] The frame 1 is provided with a telescopic mechanism 4 for adjusting the height of the mounting frame 6, and the mounting frame 6 is slidably provided with a support frame 8 and a moving mechanism for adjusting the height of the support frame 8, and the support frame 8 is located below the mounting frame 6;

[0029] The support frame 8 is provided with a mounting hole 14 for placing the cutter 2, the cutter 2 is provided with a connecting block 10, the thickness of the connecting block 10 is greater than the thickness of the cutter 2, the inner diameter of the mounting hole 14 is less than the thickness of the connecting block 10 and greater than the thickness of the cutter 2, and the inner wall of the mounting hole 14 is provided with a rubber pad, which presses the surface of the cutter 2;

[0030] Furthermore, a fixing block 9 is provided on the mounting frame 6, a groove 11 is provided on the fixing block 9, a connecting block 10 is matched and connected with the groove 11 on the fixing block 9, and an anti-slip pad is provided in the groove 11;

[0031] The mounting frame 6 is provided with a clamping mechanism for clamping the cutter 2 , and the frame 1 is slidably provided with a baffle 3 , which blocks the paper cutting mechanism when in use, and can be opened when adjusting the cutter 2 .

[0032] In the utility model, when the cutter 2 needs to be replaced, the clamping mechanism on the mounting frame 6 first loosens the two ends of the cutter 2, and the moving mechanism drives the support frame 8 to slide on the mounting frame 6, and the support frame 8 slides downward, and the cutter 2 is placed inside the mounting hole 14, and the connecting block 10 on the cutter 2 is away from the fixed block 9, and the cutter 2 can be directly taken out from the mounting hole 14 and put away and replaced with other cutters, and the newly replaced cutter 2 is placed in the mounting hole 14 on the support frame 8. The upper end of the cutter 2 is provided with a connecting block 10, and the connecting block 10 is pressed on the surface of the support frame 8, and the moving mechanism The structure drives the support frame 8 to move upward, the connecting block 10 is embedded in the groove 11 of the fixing block 9, the connecting block 10 presses the groove 11, and the clamping mechanism is started to clamp the two ends of the cutter 2 to complete the adjustment and replacement of the cutter 2; in the utility model, when the cutter 2 is replaced, it is not necessary to support the cutter 2 all the time, the support frame 8 can always support the cutter 2, and it is safer and more convenient to take out and place. The cutter 2 can be fixed on the mounting frame 6 by the moving mechanism and the clamping mechanism, which is simple to operate, and can be applicable to cutters 2 of different sizes, and the paper cutting mechanism is more applicable.

[0033] Embodiment 2

[0034] like Figure 2-Figure 4 As shown, the utility model proposes a paper cutter structure capable of adjusting the cutter. Compared with the first embodiment, the moving mechanism in this embodiment includes a rotating shaft 18, a worm 20 and a gear 21;

[0035] Both ends of the support frame 8 are provided with connecting rods 7, and the connecting rods 7 are slidably connected to the mounting frame 6. The mounting frame 6 is provided with a mounting bin, and the rotating shaft 18 is rotatably connected to the inner wall of the mounting bin. The gear 21 is connected to the rotating shaft 18, and the connecting rod 7 is provided with a rack 19, and the gear 21 is meshed and connected with the rack 19;

[0036] The worm 20 is rotatably connected to the inner wall of the installation chamber. A driving component a17 is provided in the installation chamber. The driving component a17 is transmission-connected to the worm 20 . A worm wheel 16 is provided on the rotating shaft 18 . The worm wheel 16 is meshingly connected to the worm 20 .

[0037] Furthermore, the support frame 8 and the two connecting rods 7 form a U-shaped frame.

[0038] In this embodiment, the drive component a17 is started to drive the worm 20 to start, the worm 20 is meshed with the worm wheel 16, the worm wheel 16 drives the rotating shaft 18 and the gear 21 to rotate, the gear 21 is meshed with the rack 19 on the connecting rod 7, and the connecting rod 7 can further slide on the mounting frame 6, and the connecting rod 7 drives the supporting frame 8 to move up and down.

[0039] Embodiment 3

[0040] like Figure 2-Figure 3 As shown, the utility model proposes a paper cutter structure capable of adjusting the cutter. Compared with the first embodiment, the clamping mechanism in this embodiment includes a clamping block 5;

[0041] A double threaded rod 12 is rotatably provided on the mounting frame 6, and a driving assembly b13 for driving the double threaded rod 12 to rotate is provided on the mounting frame 6;

[0042] There are two clamping blocks 5 , both of which are slidably connected to the mounting frame 6 and symmetrically distributed on the mounting frame 6 . Each clamping block 5 is provided with a slider 15 , which is threadably connected to the double-threaded rod 12 .

[0043] In this embodiment, the driving component b13 is started to drive the double-threaded rod 12 to rotate, and the slider 15 is threadedly connected to the double-threaded rod 12. The two sliders 15 drive the two clamping blocks 5 to move along the axial direction of the double-threaded rod 12. The two clamping blocks 5 are close to each other to clamp the two ends of the connecting block 10 at the upper end of the cutter 2, and the two clamping blocks 5 are away from each other to release the cutter 2.

[0044] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A paper cutter structure capable of adjusting a cutter, characterized in that: It comprises a frame (1), a cutter (2) and a mounting frame (6); The frame (1) is provided with a telescopic mechanism (4) for adjusting the height of the mounting frame (6), the mounting frame (6) is slidably provided with a support frame (8) and a moving mechanism for adjusting the height of the support frame (8), and the support frame (8) is located below the mounting frame (6); The support frame (8) is provided with a mounting hole (14) for placing the cutter (2); the cutter (2) is provided with a connecting block (10); the thickness of the connecting block (10) is greater than the thickness of the cutter (2); and the inner diameter of the mounting hole (14) is less than the thickness of the connecting block (10) and greater than the thickness of the cutter (2); The mounting frame (6) is provided with a clamping mechanism for clamping the cutter (2).

2. A paper cutter structure capable of adjusting the cutter according to claim 1, characterized in that: The moving mechanism comprises a rotating shaft (18), a worm (20) and a gear (21); Both ends of the support frame (8) are provided with connecting rods (7), and the connecting rods (7) are slidably connected to the mounting frame (6). The mounting frame (6) is provided with a mounting bin, and the rotating shaft (18) is rotatably connected to the inner wall of the mounting bin. The gear (21) is connected to the rotating shaft (18), and the connecting rod (7) is provided with a rack (19), and the gear (21) is meshedly connected with the rack (19); The worm (20) is rotatably connected to the inner wall of the installation chamber. A driving assembly a (17) is arranged in the installation chamber. The driving assembly a (17) is transmission-connected to the worm (20). A worm wheel (16) is arranged on the rotating shaft (18). The worm wheel (16) is meshingly connected to the worm (20).

3. A paper cutter structure capable of adjusting the cutter according to claim 2, characterized in that: The support frame (8) and the two connecting rods (7) form a U-shaped frame.

4. A paper cutter structure capable of adjusting the cutter according to claim 1, characterized in that: The clamping mechanism comprises a clamping block (5); A double-threaded rod (12) is rotatably provided on the mounting frame (6), and a driving assembly b (13) for driving the double-threaded rod (12) to rotate is provided on the mounting frame (6); Two clamping blocks (5) are provided, and both clamping blocks (5) are slidably connected to the mounting frame (6) and symmetrically distributed on the mounting frame (6). Both clamping blocks (5) are provided with a sliding block (15), and the sliding block (15) is threadably connected to the double-threaded rod (12).

5. A paper cutter structure capable of adjusting the cutter according to claim 1, characterized in that: A fixing block (9) is provided on the mounting frame (6), a groove (11) is provided on the fixing block (9), a connecting block (10) is matched and connected with the groove (11) on the fixing block (9), and an anti-slip pad is provided in the groove (11).

6. A paper cutter structure capable of adjusting the cutter according to claim 1, characterized in that: The inner wall of the mounting hole (14) is provided with a rubber pad, which presses the surface of the cutter (2).

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