Circuit board fixing and cutting mechanism

Abstract

The utility model discloses a circuit board fixing and cutting mechanism which comprises a sliding frame installed on an upper machine body, two sets of supporting plates are arranged on the upper machine body, a lower machine body is fixedly arranged between the two sets of supporting plates, a top plate is fixedly arranged at the top of the lower machine body, and a circuit board body is arranged at the top of the top plate. A cutting knife is arranged on the sliding frame, the cutting knife comprises a small circle and a cutting edge ring, two sets of connecting assemblies are arranged between the cutting edge ring and the small circle, each connecting assembly comprises a protruding block and an inserting plate, a groove is formed in each protruding block, and each inserting plate penetrates into the corresponding groove; through the designed connecting assembly, when the cutting edge ring part on the cutting knife is damaged in the using process, the cutting edge ring part can be independently replaced, the replacing cost is reduced, the intact part on the cutting knife can be reused, and the using effect of the cutting knife is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit board cutting, and in particular relates to a circuit board fixing and cutting mechanism. Background Art

[0002] Circuit board, also known as printed circuit board, is the most commonly used basic electronic component in electronic engineering. Its main function is to support and connect electronic components, providing a stable platform to make the circuit miniaturized and intuitive. During the production and processing of the circuit board, it will be cut by a cutting machine to make it of the appropriate size. When cutting, place the circuit board on the top plate, and then hold the slide and move it left and right to drive the cutting knife to move and cut the circuit board.

[0003] When the existing circuit board fixed cutting mechanism is in use, the outer edge of the cutter contacts the circuit board to cut the circuit board. When the outer edge of the cutter is damaged during the cutting process, the cutter needs to be replaced as a whole, which increases the replacement cost. Some intact parts of the cutter also need to be replaced, which causes the problem of waste of the intact parts. For this reason, we propose a circuit board fixed cutting mechanism. Utility Model Content

[0004] The utility model aims to provide a circuit board fixing and cutting mechanism to solve the problem in the above background technology that when the existing circuit board fixing and cutting mechanism is used, when the outer cutting edge part of the cutting is damaged during the cutting process, the cutting knife needs to be replaced as a whole, which increases the replacement cost, and some intact parts of the cutting knife also need to be replaced, which causes waste of the intact parts.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board fixing and cutting mechanism, comprising a slide mounted on an upper body, two groups of support plates are arranged on the upper body, a lower body is fixedly arranged between the two groups of support plates, a top plate is fixedly arranged on the top of the lower body, a circuit board body is arranged on the top of the top plate, a cutting knife is arranged on the slide, the cutting knife comprises a small circle and a cutting edge ring, two groups of connecting components are arranged between the cutting edge ring and the small circle, the connecting component comprises a protrusion and an insert plate, a groove is opened inside the protrusion, and the insert plate penetrates into the inside of the groove.

[0006] Preferably, a screw hole is provided inside the protrusion, and a stud is provided inside the screw hole.

[0007] Preferably, the working end of the stud extends to the side of the plug plate, and the stud is connected to the screw hole through a thread.

[0008] Preferably, the insert plate is fixed on the front side of the cutting edge ring, and the protrusion is fixed on the front side of the small circle.

[0009] Preferably, a limiting arc plate is fixedly provided on the front side of the small circle, and four groups of the limiting arc plates are provided.

[0010] Preferably, a protective component is provided at the bottom of the slide, and the protective component includes a rubber protective block, an arc-shaped groove is opened inside the rubber protective block, the bottom of the cutting edge ring penetrates into the arc-shaped groove, and L-shaped plates are fixedly provided on both side surfaces of the rubber protective block, and the L-shaped plate is fixedly connected to the slide by screws.

[0011] Preferably, a slide rail is provided on the upper body, and the slide bracket is provided on the slide rail.

[0012] Preferably, two groups of hydraulic rods are fixedly provided on the upper body, a limiting plate is fixedly provided on the working end of the hydraulic rod, and a rubber pressure plate is fixedly provided on the bottom of the limiting plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The utility model has a connection assembly designed so that when the edge ring of the cutting knife is damaged during use, it can be replaced separately, thereby reducing the replacement cost. In addition, the intact part of the cutting knife can also be reused, thereby improving the use effect of the cutting knife. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the rubber protection block of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection mechanism structure of the utility model;

[0018] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure of the middle part A;

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of the rubber protection block of the utility model;

[0020] In the figure: 100, upper body; 101, support plate; 102, lower body; 103, top plate; 104, circuit board body; 105, limit plate; 106, small circle; 107, slide; 108, hydraulic rod; 109, cutting edge ring; 200, rubber protective block; 201, L-shaped plate; 202, arc groove; 300, protrusion; 301, plug plate; 302, limit arc plate; 303, stud; 304, groove. DETAILED DESCRIPTION

[0021] 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.

[0022] Example

[0023] See also Figure 1-Figure 5 The utility model provides a technical solution: a circuit board fixed cutting mechanism, including a slide 107 installed on an upper body 100. When in use, the slide 107 can slide left and right on the slide rail, thereby driving the cutting knife to move left and right. Two groups of support plates 101 are arranged on the upper body 100, and a lower body 102 is fixedly arranged between the two groups of support plates 101. A top plate 103 is fixedly arranged on the top of the lower body 102, and a circuit board body 104 is arranged on the top of the top plate 103. A cutting knife is arranged on the slide 107. When in use, the cutting knife can cut the circuit board body 104. The cutting knife includes a small circle 106 and a cutting edge ring 109. Two groups of connecting components are arranged between the cutting edge ring 109 and the small circle 106. The connecting component includes a protrusion 300 and an inserting plate 301. A groove 304 is opened inside the protrusion 300, and the inserting plate 301 penetrates into the groove 304. The interior of the projection 300 is provided with a screw hole, and the stud 303 passes through the interior of the screw hole when in use. The interior of the screw hole is provided with a stud 303, and the working end of the stud 303 extends to the side of the plug plate 301, and the stud 303 is connected to the screw hole by a threaded connection, and the plug plate 301 is fixed to the front side of the cutting edge ring 109, and the projection 300 is fixed to the front side of the small circle 106. The front side of the small circle 106 is fixedly provided with a limiting arc plate 302, and the limiting arc plate 302 can limit the cutting edge ring 109 when it is installed when in use, which is convenient for installation and use, and the limiting arc plate 302 is provided with four groups, through the designed connection assembly, when the cutting edge ring 109 on the cutting knife is damaged during use, it can be replaced separately, reducing the replacement cost, and the intact part of the cutting knife can also be used again, thereby improving the use effect of the cutting knife.

[0024] In this embodiment, preferably, a protective component is provided at the bottom of the slide 107, and the protective component includes a rubber protective block 200. When in use, the rubber protective block 200 can protect the bottom of the cutting knife. An arc groove 202 is provided inside the rubber protective block 200, and the bottom of the cutting edge ring 109 penetrates into the arc groove 202. L-shaped plates 201 are fixedly provided on both sides of the rubber protective block 200. The L-shaped plate 201 is fixedly connected to the slide 107 by screws. The designed protective component can protect the bottom of the cutting knife when not in use to prevent people from accidentally touching the bottom of the cutting knife and causing scratches.

[0025] In this embodiment, preferably, a slide rail is provided on the upper body 100, and the slide frame 107 is provided on the slide rail.

[0026] In the present embodiment, preferably, two groups of hydraulic rods 108 are fixedly provided on the upper body 100, and a limiting plate 105 is fixedly provided on the working end of the hydraulic rod 108, and a rubber pressure plate is fixedly provided on the bottom of the limiting plate 105. When in use, when the circuit board body 104 is placed on the top plate 103 during the cutting process of the circuit board body 104, the working end of the hydraulic rod 108 moves downward, driving the limiting plate 105 to move, and the limiting plate 105 drives the rubber pressure plate to move, and then the rubber pressure plate presses the circuit board body 104 to fix the circuit board body 104 to facilitate cutting. After the cutting is completed, the hydraulic rod 108 rises, driving the rubber pressure plate to rise, and then the circuit board body 104 can be taken out.

[0027] The working principle and use process of this utility model:

[0028] When the utility model is in use, when the outer part of the cutting knife is damaged during use, that is, when the cutting edge ring 109 part of the outer part of the cutting knife is damaged, the damaged cutting edge ring 109 is removed for replacement. When removing, the stud 303 is first rotated outward to loosen it. At this time, the working end of the stud 303 is no longer in contact with the surface of the plug plate 301, and then the cutting edge ring 109 is moved outward to be taken out. At this time, the cutting edge ring 109 can be removed, and then the new cutting edge ring 109 can be installed back to the original position according to the above reverse principle.

[0029] When not in use, the rubber protective block 200 is put on the bottom position of the cutting knife. At this time, the bottom of the cutting knife will pass through the interior of the arc groove 202, and then the L-shaped plate 201 in the rubber protective block 200 is connected and fixed to the slide 107 by screws. The rubber protective block 200 can be installed. At this time, the rubber protective block 200 can protect the bottom of the cutting knife. When the cutting machine needs to be used, the rubber protective block 200 can be removed according to the reverse principle mentioned above.

[0030] 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 circuit board fixing and cutting mechanism, comprising a slide (107) mounted on an upper body (100), wherein two groups of support plates (101) are arranged on the upper body (100), a lower body (102) is fixedly arranged between the two groups of support plates (101), a top plate (103) is fixedly arranged on the top of the lower body (102), a circuit board body (104) is arranged on the top of the top plate (103), a cutting knife is arranged on the slide (107), and the cutting knife comprises a small circle (106) and a cutting edge ring (109), wherein: Two groups of connection components are arranged between the cutting edge ring (109) and the small circle (106), and the connection components include a protrusion (300) and an insert plate (301). A groove (304) is provided inside the protrusion (300), and the insert plate (301) penetrates into the inside of the groove (304).

2. A circuit board fixing and cutting mechanism according to claim 1, characterized in that: A screw hole is provided inside the protrusion (300), and a stud (303) is provided inside the screw hole.

3. A circuit board fixing and cutting mechanism according to claim 2, characterized in that: The working end of the stud (303) extends to the side of the plug plate (301), and the stud (303) is connected to the screw hole via a thread.

4. A circuit board fixing and cutting mechanism according to claim 3, characterized in that: The insert plate (301) is fixed on the front side of the cutting edge ring (109), and the protrusion (300) is fixed on the front side of the small circle (106).

5. A circuit board fixing and cutting mechanism according to claim 4, characterized in that: A limiting arc plate (302) is fixedly arranged on the front side of the small circle (106), and four groups of the limiting arc plates (302) are arranged.

6. A circuit board fixing and cutting mechanism according to claim 1, characterized in that: A protective component is provided at the bottom of the slide (107), and the protective component includes a rubber protective block (200), an arc groove (202) is provided inside the rubber protective block (200), the bottom of the cutting edge ring (109) penetrates into the arc groove (202), and L-shaped plates (201) are fixedly provided on both side surfaces of the rubber protective block (200), and the L-shaped plate (201) is fixedly connected to the slide (107) by screws.

7. A circuit board fixing and cutting mechanism according to claim 1, characterized in that: The upper machine body (100) is provided with a slide rail, and the slide frame (107) is arranged on the slide rail.

8. The circuit board fixing and cutting mechanism according to claim 1, characterized in that: Two groups of hydraulic rods (108) are fixedly arranged on the upper machine body (100), a limiting plate (105) is fixedly arranged at the working end of the hydraulic rod (108), and a rubber pressure plate is fixedly arranged at the bottom of the limiting plate (105).

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