Line shearing device with straightening structure

Abstract

The utility model belongs to the technical field of line shearing devices, and particularly relates to a line shearing device with a straightening structure, which comprises a supporting bottom, a base is fixedly connected to the upper end of the supporting bottom, a sliding rod is slidably connected in the base, a pressing plate is fixedly connected to the upper end of the sliding rod, and a cutter is fixedly connected to the lower end of the pressing plate. The cutter is slidably connected with the base, a first spring is arranged in the base, and a mounting frame is fixedly connected to the position, located on the back face of the base, of the upper end of the supporting bottom. By arranging the first roller, the second roller and the like, jewelry lines can be straightened, by arranging the sliding block, the second spring and the like, the second roller can be driven to be attached to the jewelry lines, and therefore the jewelry lines of different diameters can be straightened, and the problem that when the line shearing device conducts cutting, the jewelry lines cannot be straightened is solved. And as the line is not straightened, the incision of the line is inclined.

Description

Technical Field

[0001] The utility model relates to the technical field of line shearing devices, in particular to a line shearing device with a straightening structure. Background Art

[0002] Jewelry lines refer to linear elements used to describe shapes and outlines in jewelry design. The selection and use of lines play an important role in the overall style and beauty of jewelry. A line cutting device is required when cutting jewelry lines. According to the utility model with patent authorization announcement number CN220805320U, an environmentally friendly jewelry line cutting device is disclosed, including a shearing box, the inner wall of the shearing box is movably connected to a frame plate, the top of the shearing box is fixedly connected to a fixed block, the front of the fixed block is movably connected to a connecting block, one side of the connecting block is fixedly connected to a support plate, and the bottom of the support plate is fixedly connected to a shearing blade. When the line cutting device is cutting, the line is not straightened, resulting in a skewed cut, and the cut needs to be polished after cutting, which easily increases the loss of the line. Utility Model Content

[0003] The utility model aims to provide a line cutting device with a straightening structure, which solves the problem that when the line cutting device is cutting, the line is not straightened, resulting in a skewed cut, and the cut needs to be polished after cutting, which easily increases the loss of the line.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a line shearing device with a straightening structure, comprising a supporting bottom, the upper end of the supporting bottom is fixedly connected to a base, a sliding rod is slidably connected inside the base, the upper end of the sliding rod is fixedly connected to a pressure plate, the lower end of the pressure plate is fixedly connected to a cutting knife, the cutting knife is slidably connected to the base, a first spring is arranged inside the base, a mounting frame is fixedly connected to the upper end of the supporting bottom and located on the back side of the base, the interior of the mounting frame contacts with a first roller, a first rotating shaft is fixedly connected to a side of the mounting frame close to the first roller, the first rotating shaft is connected to the first roller via a bearing, a sliding block is slidably connected to the interior of the mounting frame, and the interior of the mounting frame contacts with a second roller.

[0005] Preferably, a limiting ring is fixedly connected inside the base, and the limiting ring is slidably connected to the sliding rod. The limiting ring can limit the sliding rod through the design of the limiting ring.

[0006] Preferably, one end of the first spring contacts the slide bar, and the other end of the first spring contacts the base. The design of the first spring can drive the pressure plate to reset.

[0007] Preferably, a buffer seat is slidably connected inside the base, and the lower end of the buffer seat and the upper end of the supporting bottom are hinged with a hinged rod through a hinge frame, and the two hinged rods are hinged to each other, and the lower end of the buffer seat is fixedly connected to a connecting rod, and the lower end of the connecting rod is fixedly connected to a damping block, and the upper end of the supporting bottom is fixedly connected to a sleeve, and the interior of the sleeve is slidably connected to the connecting rod, and the interior of the sleeve is slidably connected to the damping block, and an air hole is opened inside the sleeve, so that the cutter presses down on the buffer seat, and the buffer seat drives the damping block on the connecting rod to slide in the sleeve, and discharges the gas in the sleeve from the air hole, which can have a buffering effect on the cutter.

[0008] Preferably, the second roller is in contact with the slider, and the side of the slider close to the second roller is fixedly connected with the second rotating shaft, the second rotating shaft and the second roller are connected through a bearing, the interior of the mounting frame is fixedly connected with a guide rod, the guide rod is slidably sleeved with the slider, and a second spring is arranged on the outer side of the guide rod, and the second roller can be moved in a direction away from the first roller so that the second roller drives the slider to slide on the guide rod through the second rotating shaft, so that the slider squeezes the second spring, and then the jewelry line is inserted into the first roller and the second roller, and then the second roller is released, the elastic force of the second spring will drive the slider to move, so that the slider drives the second rotating shaft to move, so that the second rotating shaft drives the second roller to fit the jewelry line, and then the jewelry line is pulled, so that the jewelry line can be straightened through the first roller and the second roller.

[0009] Preferably, one end of the second spring contacts the mounting frame, and the other end of the second spring contacts the slider. The design of the second spring can drive the second roller to fit the jewelry line.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model can straighten the jewelry lines by providing the first roller, the second roller and other components, and can drive the second roller to fit the jewelry lines by providing the slider, the second spring and other components, so as to straighten the jewelry lines of different diameters, thus solving the problem that the line cut is skewed because the line is not straightened when the line shearing device is cutting.

[0012] 2. The utility model is provided with components such as a slide bar and a first spring, and the jewelry lines are cut by pressing the cutter down, which makes it easy to operate the cutter. In addition, by providing components such as a buffer seat, a sleeve, and a damping block, the cutter can be buffered to prevent the cutter from being damaged during cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A three-dimensional diagram of the local structure;

[0015] Figure 3 For the utility model Figure 1 A front cross-sectional view of

[0016] Figure 4 For the utility model Figure 1 A rear cross-sectional view of

[0017] Figure 5 For the utility model Figure 3 A magnified view of the structure of section A.

[0018] In the figure: 1. supporting bottom; 2. base; 21. sliding rod; 22. pressure plate; 23. cutting knife; 24. limiting ring; 25. first spring; 3. buffer seat; 31. hinge rod; 32. connecting rod; 33. damping block; 34. sleeve; 35. air hole; 4. mounting frame; 41. first roller; 411. first rotating shaft; 42. sliding block; 43. second roller; 431. second rotating shaft; 44. guide rod; 45. second spring. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-5 A line shearing device with a straightening structure comprises a supporting base 1, the upper end of the supporting base 1 is fixedly connected to a base 2, a sliding rod 21 is slidably connected inside the base 2, a pressing plate 22 is fixedly connected to the upper end of the sliding rod 21, a cutting knife 23 is fixedly connected to the lower end of the pressing plate 22, the cutting knife 23 is slidably connected to the base 2, a limiting ring 24 is fixedly connected inside the base 2, the limiting ring 24 is slidably connected to the sliding rod 21, and the design of the limiting ring 24 can limit the sliding rod 21, a first spring 25 is arranged inside the base 2, one end of the first spring 25 contacts the sliding rod 21, and the other end of the first spring 25 contacts the base 2, and the design of the first spring 25 can drive the pressing plate 22 to reset.

[0021] See also Figure 2-5The base 2 is internally slidably connected with a buffer seat 3, the lower end of the buffer seat 3 and the upper end of the support base 1 are hinged with a hinge rod 31 through a hinge frame, the two hinge rods 31 are hinged to each other, the lower end of the buffer seat 3 is fixedly connected with a connecting rod 32, the lower end of the connecting rod 32 is fixedly connected with a damping block 33, the upper end of the support base 1 is fixedly connected with a sleeve 34, the sleeve 34 is internally slidably connected with the connecting rod 32, the sleeve 34 is internally slidably connected with the damping block 33, and the sleeve 34 is provided with an air hole 35 inside, so that the cutter 23 presses down on the buffer seat 3, so that the buffer seat 3 drives the damping block 33 on the connecting rod 32 to slide in the sleeve 34, and the gas in the sleeve 34 is discharged from the air hole 35, which can buffer the cutter 23. A mounting frame 4 is fixedly connected to the upper end of the support bottom 1 and located on the back side of the base 2, the interior of the mounting frame 4 contacts with a first roller 41, a first rotating shaft 411 is fixedly connected to the side of the mounting frame 4 close to the first roller 41, the first rotating shaft 411 is connected to the first roller 41 through a bearing, a slider 42 is slidably connected to the interior of the mounting frame 4, the interior of the mounting frame 4 contacts with a second roller 43, the second roller 43 contacts the slider 42, a second rotating shaft 431 is fixedly connected to the side of the slider 42 close to the second roller 43, the second rotating shaft 431 is connected to the second roller 43 through a bearing, a guide rod 44 is fixedly connected to the interior of the mounting frame 4, the guide rod 44 is slidably sleeved with the slider 42, and a second spring 45 is arranged on the outer side of the guide rod 44.

[0022] See also Figure 2-5 One end of the second spring 45 contacts the mounting frame 4, and the other end of the second spring 45 contacts the slider 42. The design of the second spring 45 can drive the second roller 43 to fit the jewelry line. The second roller 43 can be moved in a direction away from the first roller 41, so that the second roller 43 drives the slider 42 to slide on the guide rod 44 through the second rotating shaft 431, so that the slider 42 squeezes the second spring 45, and then the jewelry line is inserted into the first roller 41 and the second roller 43, and then the second roller 43 is released, and the elastic force of the second spring 45 drives the slider 42 to move, so that the slider 42 drives the second rotating shaft 431 to move, so that the second rotating shaft 431 drives the second roller 43 to fit the jewelry line, and then the jewelry line is pulled, and the jewelry line can be straightened through the first roller 41 and the second roller 43.

[0023] The specific implementation process of the utility model is as follows: when in use, the second roller 43 can be moved away from the first roller 41, so that the second roller 43 drives the slider 42 to slide on the guide rod 44 through the second rotating shaft 431, so that the slider 42 squeezes the second spring 45, and then the jewelry line is inserted into the first roller 41 and the second roller 43, and then the second roller 43 is released, and the elastic force of the second spring 45 drives the slider 42 to move, so that the slider 42 drives the second rotating shaft 431 to move, so that the second rotating shaft 431 drives the second roller 43 to fit with the jewelry line, and then the jewelry line is pulled, and the jewelry line can be rolled straight by the first roller 41 and the second roller 43;

[0024] The jewelry line is passed into the base 2, and then the pressing plate 22 is pressed, so that the pressing plate 22 drives the slide bar 21 to slide in the limit ring 24, so that the slide bar 21 squeezes the first spring 25, and the pressing plate 22 drives the cutter 23 to cut the jewelry line. At the same time, the cutter 23 presses down the buffer seat 3, so that the buffer seat 3 drives the damping block 33 on the connecting rod 32 to slide in the sleeve 34, and the gas in the sleeve 34 is discharged from the air hole 35, which can play a buffering role for the cutter 23.

[0025] 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 line shearing device with a straightening structure, comprising a supporting base (1), characterized in that: The upper end of the support base (1) is fixedly connected to a base (2), the interior of the base (2) is slidably connected to a slide bar (21), the upper end of the slide bar (21) is fixedly connected to a pressure plate (22), the lower end of the pressure plate (22) is fixedly connected to a cutter (23), the cutter (23) is slidably connected to the base (2), a first spring (25) is arranged inside the base (2), the upper end of the support base (1) and located on the back of the base (2) is fixedly connected to a mounting frame (4), the interior of the mounting frame (4) is in contact with a first roller (41), a side of the mounting frame (4) close to the first roller (41) is fixedly connected to a first rotating shaft (411), the first rotating shaft (411) is connected to the first roller (41) via a bearing, the interior of the mounting frame (4) is slidably connected to a slider (42), the interior of the mounting frame (4) is in contact with a second roller (43).

2. A line cutting device with a straightening structure according to claim 1, characterized in that: A limiting ring (24) is fixedly connected inside the base (2), and the limiting ring (24) is slidably connected to the sliding rod (21).

3. The line cutting device with a straightening structure according to claim 1, characterized in that: One end of the first spring (25) contacts the slide bar (21), and the other end of the first spring (25) contacts the base (2).

4. The line cutting device with a straightening structure according to claim 1, characterized in that: The base (2) is internally slidably connected to a buffer seat (3); the lower end of the buffer seat (3) and the upper end of the support base (1) are both hingedly connected to a hinge rod (31) through a hinge frame; the two hinge rods (31) are hingedly connected to each other; the lower end of the buffer seat (3) is fixedly connected to a connecting rod (32); the lower end of the connecting rod (32) is fixedly connected to a damping block (33); the upper end of the support base (1) is fixedly connected to a sleeve (34); the interior of the sleeve (34) is slidably connected to the connecting rod (32); the interior of the sleeve (34) is slidably connected to the damping block (33); and an air hole (35) is provided inside the sleeve (34).

5. The line cutting device with a straightening structure according to claim 1, characterized in that: The second roller (43) is in contact with the slider (42); a second rotating shaft (431) is fixedly connected to a side of the slider (42) close to the second roller (43); the second rotating shaft (431) is connected to the second roller (43) via a bearing; a guide rod (44) is fixedly connected to the interior of the mounting frame (4); the guide rod (44) is slidably sleeved with the slider (42); and a second spring (45) is arranged on the outer side of the guide rod (44).

6. The line cutting device with a straightening structure according to claim 5, characterized in that: One end of the second spring (45) contacts the mounting frame (4), and the other end of the second spring (45) contacts the slider (42).

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