Safety type double-protection paper cutting machine

Abstract

The utility model relates to the technical field of paper cutting machines, in particular to a safety type double-protection paper cutting machine which comprises a base, the bottom of the base is fixedly connected with a bottom plate, the rear portion of the top of the base is fixedly connected with a box body, and the top of the box body is fixedly connected with a shell. Through cooperation of a base, a bottom plate, a box body, a shell, an air cylinder, a cutter, a clamping plate, a round rod, a worm gear, a worm, a second gear, a third gear, a second motor, a plate body, a limiting plate, a straight barrel, a lead screw, a square rod and a protection structure, the second motor drives the third gear to rotate, the worm gear is driven by the worm to rotate, the round rod drives the clamping plate to rotate, and the clamping plate is clamped below the cutter. And meanwhile, a first motor drives a double-end threaded rod to rotate, a vertical block drives a protection plate to move inwards, the cutting position is shielded, the cutting position is shielded when paper is cut while the cutter is clamped, and then the double-protection effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of paper cutters, in particular to a safe double-protection paper cutter. Background Art

[0002] Paper cutter is a traditional product used to handle the paper cutting needs in the later stage of printing. It has developed from mechanical paper cutter to tape-controlled paper cutter, and then to microcomputer program control, color display, full image operation guided visual processing and computer-aided cutting external programming and editing of production data cutting system, which makes production preparation time shorter, cutting accuracy higher, labor intensity lower and operation safer.

[0003] There is currently a safety double-protection paper cutter (application number: 202322194584.8) that prevents the blade from falling due to accidental activation of the electric hydraulic push rod, effectively protects the user, improves the practicability of the paper cutter, and is convenient for the staff to use. The above-mentioned problem still exists. When cutting paper, a paper cutter is often used. The above-mentioned device has a protective effect by positioning the cutter and installing paper on the outside of the cutter. However, during the process of cutting paper, the cutting position is still exposed to the outside, which is inconvenient to position the cutter and cover the cutting position when cutting paper, and thus the double protection effect is poor. Moreover, when cutting paper, it is inconvenient to press the paper tightly, and thus it is easy to deviate during cutting, affecting the paper cutting effect. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that it is inconvenient to position the cutter and shield the cutting position when cutting paper, resulting in poor double protection effect, inconvenience in pressing the paper, and easy deviation during cutting, thus affecting the paper cutting effect, and to propose a safe double protection paper cutter.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A safety double-protection paper cutter is designed, comprising a base, the bottom of the base is fixedly connected to a bottom plate, the top rear of the base is fixedly connected to a box, the top of the box is fixedly connected to a shell, the top of the box is fixedly connected to a cylinder, the telescopic rod of the cylinder is gap-matched with the top inner wall of the box, the telescopic rod of the cylinder is fixedly connected to a cutter, a clamping plate is fitted on one side of the bottom of the cutter, a round rod is fixedly connected to one side of the top of the clamping plate, the upper part of the outer wall of the round rod is rotatably connected to the inner wall of the bottom side of the shell through a bearing, and the lower part of the outer wall of the round rod is rotatably connected to the inner wall of the top side of the box The top of the round rod is fixedly connected with a worm wheel, the rear of the worm wheel is meshed with a worm, one side of the outer wall of the worm is rotatably connected to the inner wall of one end of the shell through a bearing, one end of the worm is fixedly connected with gear 2, the top of the gear 2 is meshed with gear 3, the top of the outer wall of gear 3 is rotatably connected to the top inner wall of the shell through a bearing, the top of the gear 3 is fixedly connected to the output end of motor 2, the bottom of motor 2 is fixedly connected to the top of the shell, a plate is provided above the base, a protective structure is provided on one side of the base, and a clamping structure is provided on one side of the cutter.

[0007] Preferably, the protective structure includes a double-headed threaded rod, one side of the outer wall of the double-headed threaded rod is rotatably connected to the inner wall of one end of the base through a bearing, one end of the double-headed threaded rod is fixedly connected to the output end of motor 1, one end of motor 1 is fixedly connected to one end of the base, one side of the outer wall of the double-headed threaded rod is threadedly connected to a vertical block, the upper part of the outer wall of the vertical block is gap-matched with the through groove on the top side of the base, and the top of the vertical block is fixedly connected to a guard plate.

[0008] Preferably, a straight tube is fixedly connected to one side of the top of the plate body.

[0009] Preferably, a screw rod is threadedly connected to the inner wall of one end of the straight cylinder, and one end of the screw rod is rotatably connected to the square rod through a bearing.

[0010] Preferably, one side of the outer wall of the square rod is gap-matched with the inner wall of one end of the straight tube, and one end of the square rod is fixedly connected to a limiting plate.

[0011] Preferably, the clamping structure includes a cross block, the rear end of the cross block is fixedly connected to the top of the front end surface of the cutter, the inner wall gap of the cross block is fitted with a rod body, the bottom of the rod body is fixedly connected with a pressure plate, the gap below the outer wall of the rod body is fitted with a spring, and the upper and lower ends of the spring are respectively fixedly connected to the bottom of the cross block and the top of the pressure plate.

[0012] The utility model provides a safe double-protection paper cutter, which has the beneficial effects of: through the cooperation of the base, the bottom plate, the box body, the shell, the cylinder, the cutter, the card plate, the round rod, the worm wheel, the worm, the gear 2, the gear 3, the motor 2, the plate body, the limit plate, the straight cylinder, the screw rod, the square rod and the protective structure, the device can be used when the motor 2 drives the gear 3 to rotate, the gear 3 drives the gear 2 to rotate, the gear 2 drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the round rod to rotate, the round rod drives the card plate to rotate, the card plate is stuck under the cutter to avoid accidental touch causing the cylinder to drive the cutter to move downward, and at the same time, the motor 1 drives the double-headed threaded rod to rotate, the double-headed threaded rod drives the vertical block to move inward, and the vertical block drives the guard plate to move inward, thereby blocking the cutting position, making it convenient to position the cutter and shield the cutting position when cutting paper, thereby improving the double protection effect and being safer;

[0013] Through the cooperation of the base, bottom plate, box body, shell, cylinder, cutter, card plate, round rod, worm wheel, worm, gear 2, gear 3, motor 2, plate body, limit plate, straight cylinder, screw rod, square rod and clamping structure, when the device is in use, when the cutter is forced to move downward, the pressing plate will first contact the paper, and the pressing plate will press the paper, which is convenient for pressing the paper and avoids deviation during cutting, which affects the paper cutting effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the base, bottom plate and box structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the cylinder, cutter and cross block of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of gear 2, gear 3 and motor 2 of the utility model;

[0018] Figure 5 This is a schematic diagram of the straight tube, screw rod and square rod structure of the utility model;

[0019] Figure 6 The utility model is a schematic diagram of the structure of the electric push rod, rack and gear.

[0020] In the figure: 1. base, 2. clamping structure, 2a1. horizontal block, 2a2. rod body, 2a3. pressure plate, 2a4. spring, 2b1. electric push rod, 2b2. rack, 2b3. gear one, 2b4. square box, 3. protection structure, 301. guard plate, 302. vertical block, 303. double-headed threaded rod, 304. motor one, 4. bottom plate, 5. box body, 6. shell, 7. cylinder, 8. cutter, 9. card plate, 10. round rod, 11. worm gear, 12. worm, 13. gear two, 14. gear three, 15. motor two, 16. plate body, 17. limit plate, 18. straight cylinder, 19. screw rod, 20. square rod. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] See attached Figure 1-6 In the present embodiment, a safety double protection paper cutter comprises a base 1, the bottom of the base 1 is fixedly connected with a bottom plate 4, the top rear of the base 1 is fixedly connected with a box body 5, the front and rear ends of the box body 5 are both open, the top of the box body 5 is fixedly connected with a shell 6, the top of the box body 5 is fixedly connected with a cylinder 7, the model of the cylinder 7 is determined according to the actual use situation, the telescopic rod of the cylinder 7 is matched with the clearance of the top inner wall of the box body 5, the telescopic rod of the cylinder 7 is fixedly connected with a cutter 8, and the bottom side of the cutter 8 A card plate 9 is fitted, and a round rod 10 is fixedly connected to one side of the top of the card plate 9. The upper part of the outer wall of the round rod 10 is rotatably connected to the inner wall of the bottom side of the housing 6 through a bearing. The bearing allows the round rod 10 to rotate on the inner wall of the bottom side of the housing 6 when a force is applied. The lower part of the outer wall of the round rod 10 is gap-matched with the inner wall of the top side of the box body 5. A worm wheel 11 is fixedly connected to the top of the round rod 10, and a worm 12 is meshedly connected to the rear of the worm wheel 11. One side of the outer wall of the worm 12 is rotatably connected to the inner wall of one end of the housing 6 through a bearing.

[0024] One end of the worm 12 is fixedly connected to a gear 2 13, and the upper part of the gear 2 13 is meshedly connected to a gear 3 14, and the upper part of the outer wall of the gear 3 14 is rotatably connected to the top inner wall of the housing 6 through a bearing, and the top of the gear 3 14 is fixedly connected to the output end of the motor 2 15, and the model of the motor 2 15 is determined according to the actual use situation. The bottom of the motor 2 15 is fixedly connected to the top of the housing 6, and a plate body 16 is provided above the base 1, and a straight cylinder 18 is fixedly connected to one side of the top of the plate body 16, and a screw rod 19 is threadedly connected to the inner wall of one end of the straight cylinder 18, and one end of the screw rod 19 is rotatably connected to the square rod 2 through a bearing. 0, the bearing allows the screw rod 19 to rotate at one end of the square rod 20 when a force is applied, and one side of the outer wall of the square rod 20 is in clearance with the inner wall of one end of the straight tube 18. The inner wall of one end of the straight tube 18 limits the square rod 20 when it moves left and right under a force, and one end of the square rod 20 is fixedly connected to the limit plate 17. A protective structure 3 is provided on one side of the base 1, and a clamping structure 2 is provided on one side of the cutter 8. The protective structure 3 is convenient for clamping the cutter 8 and shielding the cutting position when cutting paper, thereby improving the double protection effect, and the clamping structure 2 is convenient for clamping the paper to avoid deviation during cutting and affecting the paper cutting effect.

[0025] The protective structure 3 includes a double-headed threaded rod 303, one side of the outer wall of the double-headed threaded rod 303 is rotatably connected to the inner wall of one end of the base 1 through a bearing, and the bearing allows the double-headed threaded rod 303 to rotate on the inner wall of one end of the base 1 when a force is applied, and one end of the double-headed threaded rod 303 is fixedly connected to the output end of a motor 304. The model of a motor 304 is determined according to actual usage, and one end of a motor 304 is fixedly connected to one end of the base 1, and one side of the outer wall of the double-headed threaded rod 303 is threadedly connected to a vertical block 302, and the upper part of the outer wall of the vertical block 302 is gap-matched with the through groove on the top side of the base 1, and the top of the vertical block 302 is fixedly connected to a guard plate 301, and the inner wall of the guard plate 301 is embedded with an observation window, which is convenient for positioning the cutter 8 and shielding the cutting position when cutting paper, thereby improving the double protection effect.

[0026] The clamping structure 2 includes a transverse block 2a1, the rear end of the transverse block 2a1 is fixedly connected to the top of the front end surface of the cutter 8, the inner wall gap of the transverse block 2a1 is fitted with a rod body 2a2, the bottom of the rod body 2a2 is fixedly connected with a pressure plate 2a3, and the gap below the outer wall of the rod body 2a2 is fitted with a spring 2a4, the spring 2a4 applies a downward force to the pressure plate 2a3, and the upper and lower ends of the spring 2a4 are respectively fixedly connected to the bottom of the transverse block 2a1 and the top of the pressure plate 2a3, so as to facilitate the compression of the paper and avoid deviation during cutting, which affects the paper cutting effect.

[0027] Working principle:

[0028] When loading paper:

[0029] Turn on the power of the second motor 15 and start working. The second motor 15 drives the third gear 14 to rotate, the third gear 14 drives the second gear 13 to rotate, the second gear 13 drives the worm 12 to rotate, the worm 12 drives the worm wheel 11 to rotate, the worm wheel 11 drives the round rod 10 to rotate, the round rod 10 drives the card plate 9 to rotate, the card plate 9 is stuck under the cutter 8 to avoid accidental touch so that the cylinder 7 drives the cutter 8 to move downward, which plays a protective role, and the screw rod 19 is rotated, the screw rod 19 drives the square rod 20 to move inward, and the square rod 20 drives the limit plate 17 to move. After the limit plate 17 is adjusted to a suitable position, the paper is placed between the two limit plates 17;

[0030] When cutting paper:

[0031] The motor 304 starts to work, the motor 304 drives the double-headed threaded rod 303 to rotate, the double-headed threaded rod 303 drives the vertical block 302 to move inward, the vertical block 302 drives the guard plate 301 to move inward, and then the cutting position is blocked for protection, the card plate 9 is rotated ninety degrees, and the external control module is controlled to make the cylinder 7 drive the cutter 8 to move downward, when the cutter 8 is forced to move downward, the pressure plate 2a3 will contact the paper first, the pressure plate 2a3 presses the paper, and the cutter 8 continues to move downward, and then the paper cutting work is completed, and the waste after paper cutting falls behind the box body 5, the cutter 8 is retracted, the card plate 9 is stuck under the cutter 8 again, the guard plate 301 is opened, and then the paper is taken out.

[0032] Embodiment 2:

[0033] Refer to the attached Figure 1-6 : In the present embodiment, a safety double-protection paper cutter is provided, wherein the clamping structure 2 may further include a square box 2b4, the bottom of the square box 2b4 is fixedly connected to the top of the base 1, the upper and lower inner walls of the square box 2b4 are rotatably connected to the upper and lower sides of the outer wall of the gear 2b3 through bearings respectively, the top of the gear 2b3 is fixedly connected to the bottom of the plate body 16, the rear of the gear 2b3 is meshed with a rack 2b2, the top protrusion of the rack 2b2 is fixedly connected to the telescopic rod of the electric push rod 2b1, the model of the electric push rod 2b1 is determined according to the actual usage, and one end of the electric push rod 2b1 is fixedly connected to one end of the inner wall of the square box 2b4.

[0034] Working principle:

[0035] The electric push rod 2b1 starts to work, and the electric push rod 2b1 drives the rack 2b2 to move leftward, and the rack 2b2 drives the gear 1 2b3 to rotate, and the gear 1 2b3 drives the plate 16 to rotate, thereby realizing the rotation of the paper, which is convenient for the staff to cut both the front and rear ends of the paper.

[0036] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A safety double-protection paper cutter, comprising a base (1), characterized in that: The bottom of the base (1) is fixedly connected to a bottom plate (4), the top rear of the base (1) is fixedly connected to a box (5), the top of the box (5) is fixedly connected to a shell (6), the top of the box (5) is fixedly connected to a cylinder (7), the telescopic rod of the cylinder (7) is clearance-matched with the top inner wall of the box (5), the telescopic rod of the cylinder (7) is fixedly connected to a cutter (8), a clamping plate (9) is attached to one side of the bottom of the cutter (8), a round rod (10) is fixedly connected to one side of the top of the clamping plate (9), the upper part of the outer wall of the round rod (10) is rotatably connected to the inner wall of the bottom side of the shell (6) through a bearing, the lower part of the outer wall of the round rod (10) is clearance-matched with the inner wall of the top side of the box (5), and the top of the round rod (10) is fixedly connected to the inner wall of the bottom side of the shell (6). A worm wheel (11) is provided, the rear of the worm wheel (11) is meshedly connected with a worm (12), one side of the outer wall of the worm (12) is rotatably connected to the inner wall of one end of a housing (6) via a bearing, one end of the worm (12) is fixedly connected to a second gear (13), the upper part of the second gear (13) is meshedly connected with a third gear (14), the upper part of the outer wall of the third gear (14) is rotatably connected to the top inner wall of the housing (6) via a bearing, the top of the third gear (14) is fixedly connected to the output end of a second motor (15), the bottom of the second motor (15) is fixedly connected to the top of the housing (6), a plate (16) is provided above the base (1), a protective structure (3) is provided on one side of the base (1), and a clamping structure (2) is provided on one side of the cutter (8).

2. A safety double protection paper cutter according to claim 1, characterized in that: The protective structure (3) comprises a double-threaded rod (303), one side of the outer wall of the double-threaded rod (303) is rotatably connected to the inner wall of one end of the base (1) via a bearing, one end of the double-threaded rod (303) is fixedly connected to the output end of motor one (304), one end of motor one (304) is fixedly connected to one end of the base (1), one side of the outer wall of the double-threaded rod (303) is threadedly connected to a vertical block (302), the upper part of the outer wall of the vertical block (302) is gap-matched with the through groove on the top side of the base (1), and the top of the vertical block (302) is fixedly connected to a protective plate (301).

3. The safety double protection paper cutter according to claim 1, characterized in that: A straight cylinder (18) is fixedly connected to one side of the top of the plate body (16).

4. The safety double protection paper cutter according to claim 3 is characterized by: A screw rod (19) is threadedly connected to the inner wall of one end of the straight cylinder (18), and one end of the screw rod (19) is rotatably connected to a square rod (20) via a bearing.

5. The safety double protection paper cutter according to claim 4, characterized in that: One side of the outer wall of the square rod (20) is clearance-matched with the inner wall of one end of the straight cylinder (18), and one end of the square rod (20) is fixedly connected to the limiting plate (17).

6. The safety double protection paper cutter according to claim 1, characterized in that: The clamping structure (2) comprises a transverse block (2a1), the rear end of the transverse block (2a1) is fixedly connected to the upper part of the front end surface of the cutter (8), the inner wall gap of the transverse block (2a1) is fitted with a rod body (2a2), the bottom of the rod body (2a2) is fixedly connected with a pressure plate (2a3), the lower part of the outer wall of the rod body (2a2) is fitted with a spring (2a4), and the upper and lower ends of the spring (2a4) are respectively fixedly connected to the bottom of the transverse block (2a1) and the top of the pressure plate (2a3).

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