Packing box printing machine scraper

Abstract

The utility model discloses a packing box printing machine scraper, and relates to the technical field of packing boxes. The packing box printing machine scraper comprises a mounting plate, a U-shaped plate, an angle adjusting structure and a pressing assembly, two sets of hollow plates distributed left and right are fixedly mounted at the bottom of the mounting plate, sliding strips are arranged on the hollow plates, and the U-shaped plate is fixedly mounted at the bottoms of the two sets of sliding strips. Through cooperative use of a hollow plate, a sliding strip, a U-shaped plate, a connecting rod, a knife plate, a scraper, a U-shaped block, a worm, a cross rod, a worm gear, a knob, a stud, a butterfly nut, a convex strip and a bolt, on one hand, the angle and the vertical position of the scraper can be conveniently adjusted, the scraper can scrape ink in the direction opposite to the rotating direction of a printing roller, and the ink scraping effect is better; meanwhile, avoiding can be conducted according to the structure of the printing machine, the phenomenon that the scraper obstructs the structure of the printing machine is prevented, on the other hand, the scraper is convenient to disassemble and assemble, follow-up maintenance and overhaul are facilitated, and use convenience and practicability of the scraper are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging boxes, in particular to a scraper for a packaging box printing machine. Background Art

[0002] Chinese patent document CN215473860U discloses a scraper for a packaging box printing machine, which is composed of a lifting cylinder, a push plate, a slide rod, a connecting plate, a knife holder and a control mechanism. The output end of the lifting cylinder is fixedly mounted with a push plate, the top surface of the push plate is penetrated by a slide rod, one end of the slide rod is fixedly mounted with a connecting plate, and the other end of the slide rod is fixedly mounted with a knife holder. In the utility model, if the scraper body is too high or too low due to mechanical error and the height of the scraper body needs to be adjusted, the staff only needs to turn the handle, and the handle drives the screw rod to rotate. At this time, since the connecting plate is provided with a thread inside, when the screw rod rotates, the screw rod can drive the connecting plate to move, and at the same time, the connecting plate drives the slide rod to move. At this time, the slide rod slides inside the push plate, and at the same time, the slide rod drives the knife holder to move, and the knife holder drives the scraper body to move until the scraper body is adjusted to a suitable height, thereby improving the ink scraping effect.

[0003] The above-mentioned scraper for packaging box printing machine is difficult to adjust the angle of the scraper during actual use, resulting in limited scraping effect of the scraper, and it is difficult to avoid the scraper from obstructing the printing machine structure. Therefore, it can be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a scraper for a packaging box printing machine, which can solve the problems that it is difficult to adjust the angle of the scraper, resulting in limited scraping effect of the scraper and it is difficult to avoid the scraper causing obstruction to the printing machine structure.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a packaging box printing machine scraper, comprising a mounting plate, a U-shaped plate, an angle adjustment structure and a clamping assembly, two groups of hollow plates distributed on the left and right are fixedly installed on the bottom of the mounting plate, and slide bars are provided on the hollow plates. The U-shaped plate is fixedly installed on the bottom of the two groups of slide bars, a connecting rod is rotatably installed inside the U-shaped plate, a knife plate is fixedly installed on the outer wall of the connecting rod, a scraper is provided on the bottom of the knife plate, the angle adjustment structure is arranged on the U-shaped plate and the connecting rod, the angle adjustment structure is used to adjust the angle of the knife plate, the clamping assembly is arranged on the hollow plate and the slide bar, and the clamping assembly is used to adjust the distance between the U-shaped plate and the mounting plate.

[0006] Preferably, the clamping assembly includes a stud and a butterfly nut. A groove is provided at the bottom of the hollow plate, and the slide is slidably installed in the groove. Strip openings are provided on the front and back sides of the hollow plate. The stud passes through the strip opening and is fixedly connected to the slide, and the butterfly nut is threadedly sleeved on the stud.

[0007] Preferably, reinforcement blocks are fixedly installed on the front and rear sides of the slide bar, and the reinforcement blocks are fixedly connected to the top of the U-shaped plate.

[0008] Preferably, diagonal support blocks are fixedly mounted on the front and rear sides of the hollow plate, and the diagonal support blocks are fixedly connected to the bottom of the mounting plate.

[0009] Preferably, a convex groove is provided on the right side of the blade plate, and a convex strip is fixedly installed on the top of the scraper, which is inserted into the convex groove. Threaded grooves are provided on the front and rear sides of the convex strip. The scraper is easy to disassemble and assemble, which is beneficial for subsequent maintenance and inspection, and enhances the convenience and practicality of the scraper.

[0010] Preferably, notches are provided on the front and rear sides of the blade plate, and bolts are provided in the notches. The bolts pass through the blade plate and are threadedly installed in the thread groove.

[0011] Preferably, the angle adjustment structure includes a U-shaped block, a worm, a cross rod, a worm gear and a knob, the U-shaped block is fixedly installed on the right side of the U-shaped plate, the worm gear is rotatably installed inside the U-shaped block, one end of the cross rod passes through the U-shaped plate and is fixedly connected to the connecting rod, the worm gear is fixedly installed on the outer wall of the cross rod, the worm and the worm gear are meshed, and one end of the knob passes through the U-shaped block and is fixedly connected to the worm gear.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The scraper of the packaging box printing machine is used in conjunction with a hollow plate, a sliding bar, a U-shaped plate, a connecting rod, a knife plate, a scraper, a U-shaped block, a worm, a cross bar, a worm gear, a knob, a stud, a butterfly nut, a convex strip and a bolt. On the one hand, it is easy to adjust the angle and the up and down position of the scraper so that the scraper can scrape ink against the rotation direction of the printing roller, thereby achieving a better scraping effect. At the same time, it can be circumvented according to the structure of the printing machine to prevent the scraper from causing obstruction to the printing machine structure. On the other hand, the scraper is easy to disassemble and assemble, which is beneficial to subsequent maintenance and overhaul, thereby enhancing the convenience and practicality of the use of the scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 For this utility model Figure 1 A magnified view of part A in FIG;

[0017] Figure 3 This is a rear perspective view of the present invention;

[0018] Figure 4 It is a front cutaway perspective view of the present invention.

[0019] Figure numerals: 1. Mounting plate; 2. Hollow plate; 3. Slide bar; 4. U-shaped plate; 5. Connecting rod; 6. Knife plate; 7. Scraper; 8. Angle adjustment structure; 81. U-shaped block; 82. Worm; 83. Cross bar; 84. Worm gear; 85. Knob; 9. Clamping assembly; 91. Stud; 92. Butterfly nut; 10. Reinforcement block; 11. Diagonal support block; 12. Raised strip; 13. Bolt. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0021] See also Figure 1-4 The utility model provides a technical solution: a scraper for a packaging box printing machine, comprising a mounting plate 1, a U-shaped plate 4, an angle adjustment structure 8 and a pressing assembly 9. Two groups of hollow plates 2 distributed left and right are fixedly installed at the bottom of the mounting plate 1. Slide bars 3 are provided on the hollow plates 2. The U-shaped plate 4 is fixedly installed at the bottom of the two groups of slide bars 3. A connecting rod 5 is rotatably installed inside the U-shaped plate 4. A knife plate 6 is fixedly installed on the outer wall of the connecting rod 5. A scraper 7 is provided at the bottom of the knife plate 6. The angle adjustment structure 8 is provided on the U-shaped plate 4 and the connecting rod 5. The angle adjustment structure 8 is used to adjust the angle of the knife plate 6. The pressing assembly 9 is provided on the hollow plate 2 and the slide bar 3. The pressing assembly 9 is used to adjust the distance between the U-shaped plate 4 and the mounting plate 1.

[0022] The clamping assembly 9 includes a stud 91 and a butterfly nut 92. A groove is provided at the bottom of the hollow plate 2, and the slide bar 3 is slidably installed in the groove. Strip openings are provided on the front and back sides of the hollow plate 2. The stud 91 passes through the strip opening and is fixedly connected to the slide bar 3. The butterfly nut 92 is threadedly sleeved on the stud 91.

[0023] Reinforcement blocks 10 are fixedly mounted on the front and rear sides of the slide bar 3 , and the reinforcement blocks 10 are fixedly connected to the top of the U-shaped plate 4 .

[0024] Diagonal support blocks 11 are fixedly mounted on the front and rear sides of the hollow plate 2 , and the diagonal support blocks 11 are fixedly connected to the bottom of the mounting plate 1 .

[0025] A convex groove is provided on the right side of the knife plate 6, and a convex strip 12 is fixedly installed on the top of the scraper 7. The convex strip 12 is inserted into the convex groove, and thread grooves are provided on the front and rear sides of the convex strip 12.

[0026] Slots are provided on the front and rear sides of the blade plate 6 , and bolts 13 are provided in the slots. The bolts 13 pass through the blade plate 6 and are threadedly installed in the thread groove.

[0027] The angle adjustment structure 8 includes a U-shaped block 81, a worm 82, a cross bar 83, a worm gear 84 and a knob 85. The U-shaped block 81 is fixedly mounted on the right side of the U-shaped plate 4. The worm 82 is rotatably mounted inside the U-shaped block 81. One end of the cross bar 83 passes through the U-shaped plate 4 and is fixedly connected to the connecting rod 5. The worm gear 84 is fixedly mounted on the outer wall of the cross bar 83. The worm 82 is meshed with the worm gear 84. One end of the knob 85 passes through the U-shaped block 81 and is fixedly connected to the worm 82. The coordinated use of the mold block 81, the worm 82, the cross bar 83, the worm gear 84, the knob 85, the stud 91, the butterfly nut 92, the ridge 12 and the bolt 13, on the one hand, facilitates the adjustment of the angle and the up and down position of the scraper 7 so that the scraper 7 can scrape the ink against the rotation direction of the printing roller, thereby achieving a better scraping effect. At the same time, it can be circumvented according to the structure of the printing press to prevent the scraper from causing obstruction to the structure of the printing press. On the other hand, the scraper 7 is easy to disassemble and assemble, which is beneficial to subsequent maintenance and overhaul, thereby enhancing the convenience and practicality of the use of the scraper.

[0028] Working principle: Hold the butterfly nut 92 and rotate it counterclockwise, then move the U-shaped plate 4 up and down, then hold the butterfly nut 92 and tighten it clockwise, then hold the knob 85 to rotate the worm 82, and the worm 82 engages to drive the rotation of the worm wheel 84, and then drives the rotation of the worm 82 and the connecting rod 5, and then drives the angle adjustment of the blade 6. When the scraper 7 needs to be disassembled for inspection or maintenance, use a wrench to remove the bolt 13, and then pull the scraper 7 to the right.

[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A scraper for a packaging box printing machine, characterized in that: include: A mounting plate (1) having two groups of hollow plates (2) fixedly mounted on its bottom and distributed on the left and right, and a sliding bar (3) provided on the hollow plates (2); A U-shaped plate (4) is fixedly mounted on the bottom of the two sets of slide bars (3); a connecting rod (5) is rotatably mounted inside the U-shaped plate (4); a knife plate (6) is fixedly mounted on the outer wall of the connecting rod (5); and a scraper (7) is provided at the bottom of the knife plate (6); An angle adjustment structure (8) is provided on the U-shaped plate (4) and the connecting rod (5), and the angle adjustment structure (8) is used to adjust the angle of the blade (6); A pressing assembly (9) is arranged on the hollow plate (2) and the slide bar (3), and the pressing assembly (9) is used to adjust the distance between the U-shaped plate (4) and the mounting plate (1).

2. A packaging box printing machine scraper according to claim 1, characterized in that: The clamping assembly (9) includes a stud (91) and a butterfly nut (92). A groove body is provided at the bottom of the hollow plate (2), and the slide bar (3) is slidably installed in the groove body. The front and rear sides of the hollow plate (2) are both provided with strip openings. The stud (91) passes through the strip opening and is fixedly connected to the slide bar (3). The butterfly nut (92) is threadedly sleeved on the stud (91).

3. The scraper for packaging box printing machine according to claim 1, characterized in that: Reinforcement blocks (10) are fixedly mounted on the front and rear sides of the slide bar (3), and the reinforcement blocks (10) are fixedly connected to the top of the U-shaped plate (4).

4. The scraper for packaging box printing machine according to claim 1, characterized in that: Diagonal support blocks (11) are fixedly mounted on the front and rear sides of the hollow plate (2), and the diagonal support blocks (11) are fixedly connected to the bottom of the mounting plate (1).

5. The scraper for packaging box printing machine according to claim 1, characterized in that: A convex groove is provided on the right side of the knife plate (6), a convex strip (12) is fixedly installed on the top of the scraper (7), the convex strip (12) is inserted into the convex groove, and thread grooves are provided on the front and rear sides of the convex strip (12).

6. The scraper for packaging box printing machine according to claim 5, characterized in that: The front and rear sides of the knife plate (6) are both provided with slots, and bolts (13) are arranged in the slots. The bolts (13) pass through the knife plate (6) and are threadedly installed in the thread groove.

7. The scraper for packaging box printing machine according to claim 1, characterized in that: The angle adjustment structure (8) comprises a U-shaped block (81), a worm (82), a cross bar (83), a worm wheel (84) and a knob (85); the U-shaped block (81) is fixedly mounted on the right side of the U-shaped plate (4); the worm (82) is rotatably mounted inside the U-shaped block (81); one end of the cross bar (83) passes through the U-shaped plate (4) and is fixedly connected to the connecting rod (5); the worm wheel (84) is fixedly mounted on the outer wall of the cross bar (83); the worm (82) and the worm wheel (84) are meshed; and one end of the knob (85) passes through the U-shaped block (81) and is fixedly connected to the worm (82).

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