Perforating machine

Abstract

The utility model relates to the technical field of printing auxiliary equipment, in particular to a perforating machine which comprises a base, a U-shaped plate is fixedly arranged at the upper end of the base, a through hole is formed in the upper end of the U-shaped plate, a movable rod is arranged in the through hole in a sliding mode, the upper end and the lower end of the movable rod both extend out of the through hole, and a horizontal pressing rod is fixedly arranged at the upper end of the movable rod. A first spring movably sleeves the rod wall of the movable rod and is located between the pressing rod and the U-shaped plate, a shell is fixedly arranged at the lower end of the movable rod, a horizontal sliding rod is fixedly arranged on the lower side of the interior of the shell, a plurality of sliding blocks are slidably arranged on the rod wall of the sliding rod, and second springs movably sleeve the rod wall of the sliding rod and are located between every two adjacent sliding blocks; a strip-shaped hole is formed in the lower end of the shell, a punch is fixedly arranged at the lower end of the sliding block, and the lower end of the punch penetrates through the strip-shaped hole and extends out of the shell. The distance between the punches can be conveniently adjusted according to needs, functionality is high, and paper scraps generated by punching can be conveniently treated in a centralized mode.

Description

Technical Field

[0001] The utility model relates to the technical field of printing auxiliary equipment, in particular to a punching machine. Background Art

[0002] In daily office work, it is often necessary to punch holes in several documents and papers and bind them together for easy carrying, reading or storage. Especially in color-printed documents such as brochures, it is often necessary to use a hole puncher to punch holes on the sides of the documents, and then fix them with binding wire or coils to complete the binding of the color-printed documents.

[0003] When punching and binding color printed documents, the spacing of the holes often needs to be adjusted according to needs. However, in the prior art, it is not convenient to finely adjust the spacing between the punching punches, the functionality is poor, and it is not convenient to centrally handle the paper scraps generated by the punching. Therefore, we have introduced a punching machine. Utility Model Content

[0004] The utility model aims to provide a punching machine, which is convenient for adjusting the distance between punches according to needs, has strong functionality, and is convenient for centralized processing of paper scraps generated by punching, so as to solve the problems raised in the above-mentioned background technology.

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

[0006] The top end of the base is fixed with a U-shaped plate, the top end of the U-shaped plate is provided with a through hole, and a movable rod is slidably provided in the through hole, and the upper and lower ends of the movable rod extend to the outside of the through hole, and the upper end of the movable rod is fixed with a horizontal pressure rod, the rod wall of the movable rod is located between the pressure rod and the U-shaped plate, and a first spring is movably sleeved on the lower end of the movable rod. A shell is fixedly provided on the lower side of the inner side of the shell, and a horizontal sliding rod is fixedly provided on the rod wall of the sliding rod for sliding movement. A plurality of sliding blocks are slidably provided on the rod wall of the sliding rod, and a second spring is movably sleeved on the rod wall of the sliding rod between two adjacent sliding blocks. A strip hole is opened at the lower end of the shell, and a punch is fixedly provided on the lower end of the slider, and the lower end of the punch passes through the strip hole and extends to the outside of the shell, and an adjustment mechanism is provided between the two outermost sliders for facilitating the adjustment of the punch spacing, and a debris hole is opened at the bottom of the base corresponding to the position of the strip hole.

[0007] Preferably, the adjustment mechanism includes a bidirectional screw rod, which is rotatably arranged in a shell through a rolling bearing, and moving blocks are threadedly connected on both sides of the rod wall of the bidirectional screw rod, and the two moving blocks are respectively fixedly connected to the two outermost sliders, and a turntable is fixedly arranged in the middle of the bidirectional screw rod, and rectangular holes matching the turntable are opened on the front and rear sides of the shell.

[0008] Preferably, the plurality of second springs are in a compressed state.

[0009] Preferably, the side wall of the turntable is provided with anti-slip grooves.

[0010] Preferably, a through slot is provided at the bottom of the base, and a debris collection box is slidably provided in the through slot.

[0011] Preferably, guide strips are provided on both sides of the debris collection box, and the groove wall of the through groove is provided with guide grooves matching with the guide strips.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The punching machine is provided with a shell, a punch, a debris collection box, a base, a U-shaped plate, a turntable, a pressure rod, a movable rod, a first spring, a guide strip, a second spring, a bidirectional screw rod, a moving block, a sliding rod, and a slider. The color-printed document is placed under the multiple punches on the base, so that the multiple punches are aligned with the positions where holes need to be punched, and the pressure rod is pressed downward. The pressure rod squeezes the first spring and drives the shell to move downward through the movable rod. The shell drives the multiple punches to punch holes in the color-printed document, and the debris generated by the punching falls into the debris collection box, which is convenient for collecting the debris generated by the punching. When adjustment is needed, the turntable is rotated, and the turntable drives the bidirectional screw rod to rotate. The bidirectional screw rod drives the two moving blocks to move closer or farther away, and the moving block drives the two outermost slide blocks to move. Due to the action of the multiple second springs, the spacing between the multiple slides is always consistent, so that the spacing of the punches at the lower ends of the multiple slides can be adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The present invention is a schematic diagram of the structure of a punching machine.

[0015] Figure 2 The present invention is a schematic diagram of the structure of a punching machine when viewed from above.

[0016] Figure 3 for Figure 2 Schematic diagram of the internal structure of the middle shell.

[0017] In the figure: 1. shell; 2. punch; 3. debris collection box; 4. base; 5. U-shaped plate; 6. turntable; 7. pressure rod; 8. movable rod; 9. first spring; 10. guide bar; 11. second spring; 12. bidirectional screw rod; 13. moving block; 14. sliding rod; 15. sliding block. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figures 1 to 3 , the utility model provides a technical solution:

[0020] A punching machine comprises a base 4, the upper end of the base 4 is fixedly provided with a U-shaped plate 5, the upper end of the U-shaped plate 5 is provided with a through hole, a movable rod 8 is slidably provided in the through hole, the upper and lower ends of the movable rod 8 are extended to the outside of the through hole, a horizontal pressure rod 7 is fixedly provided at the upper end of the movable rod 8, the rod wall of the movable rod 8 is located between the pressure rod 7 and the U-shaped plate 5 and is movably sleeved with a first spring 9, a shell 1 is fixedly provided at the lower end of the movable rod 8, a horizontal sliding rod 14 is fixedly provided on the lower side of the inner part of the shell 1, a plurality of sliding blocks 15 are slidably provided on the rod wall of the sliding rod 14, and a second spring 11 is movably sleeved between two adjacent sliding blocks 15, a strip hole is provided at the lower end of the shell 1, a punch 2 is fixedly provided at the lower end of the sliding block 15, the lower end of the punch 2 passes through the strip hole and extends to the outside of the shell 1, an adjustment mechanism for adjusting the spacing between the punches 2 is provided between the two outermost sliding blocks 15, and a debris hole is provided at the bottom of the base 4 corresponding to the position of the strip hole.

[0021] The adjusting mechanism includes a bidirectional screw rod 12, which is rotatably arranged in the housing 1 through a rolling bearing. Moving blocks 13 are threadedly connected to both sides of the rod wall of the bidirectional screw rod 12. The two moving blocks 13 are respectively fixedly connected to the two outermost sliders 15. A turntable 6 is fixedly arranged in the middle of the bidirectional screw rod 12, and rectangular holes matching the turntable 6 are opened on the front and rear sides of the housing 1.

[0022] The plurality of second springs 11 are in a compressed state, and the second springs 11 can ensure that the spacing between the plurality of sliders 15 is always consistent.

[0023] The side wall of the turntable 6 is provided with anti-skid patterns, which facilitate the rotation of the turntable 6 .

[0024] A through slot is provided at the bottom of the base 4, and a debris collection box 3 is slidably provided in the through slot. The collection box 3 is convenient for collecting debris generated by punching.

[0025] Guide strips 10 are provided on both sides of the debris collection box 3 , and guide grooves matching with the guide strips 10 are provided on the groove wall of the through groove.

[0026] When in use, place the color-printed document under the multiple punches 2 on the base 4, so that the multiple punches 2 are aligned with the positions where holes need to be punched, press the pressure rod 7 downward, the pressure rod 7 squeezes the first spring 9 and drives the shell 1 to move downward through the movable rod 8, the shell 1 drives the multiple punches 2 to punch holes in the color-printed document, and the debris generated by the punching falls into the debris collection box 3, which is convenient for collecting the debris generated by the punching. When adjustment is needed, rotate the turntable 6, the turntable 6 drives the bidirectional screw rod 12 to rotate, the bidirectional screw rod 12 drives the two moving blocks 13 to move closer or farther away, the moving block 13 drives the two outermost sliders 15 to move, due to the action of the multiple second springs 11, the spacing between the multiple sliders 15 is always consistent, and then the spacing of the punches at the lower ends of the multiple sliders 15 can be adjusted.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A punching machine, comprising a base (4), characterized in that: A U-shaped plate (5) is fixedly provided at the upper end of the base (4), a through hole is opened at the upper end of the U-shaped plate (5), a movable rod (8) is slidably provided in the through hole, the upper and lower ends of the movable rod (8) both extend to the outside of the through hole, a horizontal pressure rod (7) is fixedly provided at the upper end of the movable rod (8), a rod wall of the movable rod (8) is located between the pressure rod (7) and the U-shaped plate (5), and a first spring (9) is movably sleeved thereon, a shell (1) is fixedly provided at the lower end of the movable rod (8), a horizontal sliding rod (14) is fixedly provided on the lower inner side of the shell (1), and the sliding rod The rod wall of the sliding rod (14) is slidably provided with a plurality of sliders (15), the rod wall of the sliding rod (14) is located between two adjacent sliders (15) and is movably sleeved with a second spring (11), the lower end of the shell (1) is provided with a strip hole, the lower end of the slider (15) is fixedly provided with a punch (2), the lower end of the punch (2) passes through the strip hole and extends to the outside of the shell (1), an adjustment mechanism for facilitating the adjustment of the spacing between the punches (2) is provided between the two outermost sliders (15), and a debris hole is provided at the bottom of the base (4) corresponding to the position of the strip hole.

2. A punching machine according to claim 1, characterized in that: The adjustment mechanism comprises a bidirectional screw rod (12), the bidirectional screw rod (12) being rotatably arranged in a housing (1) via a rolling bearing, moving blocks (13) being threadedly connected to both sides of the rod wall of the bidirectional screw rod (12), the two moving blocks (13) being respectively fixedly connected to two sliders (15) located at the outermost sides, a rotating disk (6) being fixedly arranged in the middle of the bidirectional screw rod (12), and rectangular holes matching the rotating disk (6) being provided on both the front and rear sides of the housing (1).

3. A punching machine according to claim 1, characterized in that: The plurality of second springs (11) are in a compressed state.

4. A punching machine according to claim 2, characterized in that: The side wall of the rotating disk (6) is provided with anti-slip grooves.

5. A punching machine according to claim 1, characterized in that: A through slot is provided at the bottom of the base (4), and a debris collection box (3) is slidably arranged in the through slot.

6. A punching machine according to claim 5, characterized in that: Guide strips (10) are provided on both sides of the debris collection box (3), and the groove wall of the through groove is provided with guide grooves matching with the guide strips (10).

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