Headphone steel bar cutting device

Abstract

The utility model discloses a headphone steel bar cutting device which comprises a box body, cutters, a pressing plate, a sliding rail and a jig seat, two through grooves matched with the cutters are formed in the front end of the upper end wall of the box body in a concave mode, the cutters can slide up and down in the through grooves respectively, the pressing plate is detachably arranged at the upper ends of the cutters, and the sliding rail is arranged on the pressing plate. A first cutting edge and a second cutting edge are concavely arranged in the middle and at the lower end of the front end wall of the cutter respectively, a panel is arranged at the front end of the box, the jig seats are arranged on the front end wall of the panel respectively, a limiting boss is convexly arranged on the front end wall of each jig seat, and through holes are concavely formed in the upper end and the lower end of each limiting boss respectively. The front end of the cutter abuts against the panel in a sliding mode, the first cutting edge and the second cutting edge can slide up and down along the rear end wall of the through hole, and the earphone steel bar is cut through the first cutting edge and the second cutting edge. According to the technical scheme, automatic cutting of earphone steel bars can be achieved, efficiency is greatly improved, operation is easy, use is convenient, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, and particularly relates to a cutting device for headphone steel bars of a head-mounted headphone. Background Art

[0002] As a part of the headphone structure, the headphone steel bar mainly plays the roles of supporting, fixing and protecting the internal components of the headphone. It can improve the stability and durability of the headphone, ensuring that users can obtain better comfort and auditory experience when wearing and using the headphone. In addition, the design of the steel bar can also affect the appearance and texture of the headphone, enhancing the overall quality of the product. The headphone steel bar, as the skeleton of the headphone, provides a strong support for the headphone. Whether it is a head-mounted headphone or an in-ear headphone, the steel bar can ensure that the headphone remains stable when worn, and is not easily deformed or loosened. This supporting effect enables the headphone to better adapt to the head or ear shapes of different users, providing a personalized wearing experience.

[0003] After the headphone steel bar is injection-molded with the housing, the excess length of the headphone steel bar needs to be cut. However, at present, most of the headphone steel bars on the market are cut manually with scissors, which is time-consuming and laborious, and has low efficiency. Summary of the Utility Model

[0004] The main purpose of the utility model is to propose a cutting device for headphone steel bars of a head-mounted headphone, aiming to solve the technical problems that the existing headphone steel bars are cut manually with scissors, which is time-consuming and laborious, and has low efficiency.

[0005] To achieve the above purpose, the cutting device for headphone steel bars of a head-mounted headphone proposed by the utility model includes a box body, a cutting knife, a pressing plate and a fixture seat. The front end of the upper end wall of the box body is recessed with two through grooves adapted to the cutting knife, and the cutting knives can slide up and down along the through grooves respectively. The pressing plate is detachably arranged at the upper end of the cutting knife. The middle and lower parts of the front end wall of the cutting knife are respectively recessed with a first cutting edge and a second cutting edge. The front end of the box body has a panel, and the fixture seats are arranged side by side on the front end wall of the panel. A limiting boss protrudes from the front end wall of the fixture seat. Through holes for the headphone steel bar to pass through are respectively recessed at the upper and lower ends of the limiting boss, and the through holes extend to the inside of the box body. The front end wall of the cutting knife is in sliding contact with the rear end wall of the panel, and the first cutting edge and the second cutting edge can be respectively arranged to slide up and down along the rear end wall of the through hole, and the headphone steel bar is cut by the first cutting edge and the second cutting edge.

[0006] Optionally, it further includes a limiting plate, and the limiting plates are respectively vertically arranged on both sides of the lower end wall of the through groove, and the two side walls of the cutting knife are respectively in sliding contact with the limiting plates and can slide up and down.

[0007] Optionally, on both sides of the front end wall of the cutter, a guide rail is respectively convexly provided. On the inner side walls of the front end parts of the limiting plates, a chute adapted to the guide rail is respectively concavely provided, and the guide rails are respectively slidably embedded in the chutes up and down.

[0008] Optionally, it further includes fastening screws which respectively pass through the pressing plates and are screwed on the upper end parts of the cutters. The pressing plates are detachably and fixedly connected to the cutters through the fastening screws.

[0009] Optionally, on the lower parts of both side walls of the box body, a waste outlet is respectively concavely provided.

[0010] Adopting the technical solution of the present utility model has the following beneficial effects: In the technical solution of the present utility model, two through grooves adapted to the cutters are concavely provided at the front end part of the upper end wall of the box body. The cutters can respectively slide up and down along the through grooves. The pressing plates are detachably arranged at the upper end parts of the cutters. A first cutting edge and a second cutting edge are respectively concavely provided in the middle and lower parts of the front end wall of the cutter. The front end part of the box body has a panel. The fixture seats are respectively arranged on the front end wall of the panel. A limiting boss is convexly provided on the front end wall of the fixture seat. Through holes for the earphone steel bars to pass through are respectively concavely provided at the upper end part and the lower end part of the limiting boss. The front end part of the cutter is in sliding contact with the panel. The first cutting edge and the second cutting edge can respectively slide up and down along the rear end wall of the through hole. During specific use, by respectively placing the two ends of the head-mounted earphone on the limiting bosses of the fixture seats and enabling the two steel bars at the two ends of the head-mounted earphone to respectively pass through the through holes, then starting the punching machine, the pressing plates are pressed down by the punching machine. The pressing plates drive the cutters to slide downwards. The steel bars are cut by the first cutting edge and the second cutting edge, thereby realizing the automatic cutting of the earphone steel bars, greatly improving the efficiency, and having simple operation, convenient use and strong practicability. Description of the Drawings

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on the structures shown in these drawings without creative efforts.

[0012] Figure 1 It is a schematic diagram of the overall structure of a head-mounted earphone steel bar cutting device according to an embodiment of the present utility model;

[0013] Figure 2 It is a schematic diagram of the overall structure of a head-mounted earphone steel bar cutting device from another perspective according to an embodiment of the present utility model;

[0014] Figure 3Schematic diagram of the exploded structure of a headphone steel bar cutting device according to an embodiment of the present utility model;

[0015] Figure 4 Another schematic diagram of the exploded structure of a headphone steel bar cutting device according to an embodiment of the present utility model;

[0016] Figure 5 Still another schematic diagram of the exploded structure of a headphone steel bar cutting device according to an embodiment of the present utility model;

[0017] Figure 6 Schematic diagram of the structure of the headphone of a headphone steel bar cutting device according to an embodiment of the present utility model;

[0018] Figure 7 Schematic diagram of the loaded state of the headphone of a headphone steel bar cutting device according to an embodiment of the present utility model.

[0019] The realization of the purpose, functional features and advantages of the present utility model will be further described with reference to the embodiments and the accompanying drawings. Detailed implementation manners

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0021] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0022] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that those of ordinary skill in the art can implement them. When the combination of the technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present utility model.

[0023] The present utility model provides a headphone steel bar cutting device.

[0024] Such as Figures 1 to 7As shown, in an embodiment of the present utility model, two headphone steel bars 201 are respectively convexly provided at both ends of the head-mounted earphone 200. The head-mounted earphone steel bar cutting device includes a box body 101, a cutter 102, a pressing plate 103 and a fixture base 104. At the front end of the upper end wall of the box body 101, two through grooves 1011 adapted to the cutter 102 are recessed. The cutter 102 can slide up and down along the through grooves 1011 respectively. The pressing plate 103 is detachably arranged at the upper end of the cutter 102. In the middle and lower parts of the front end wall of the cutter 102, a first cutting edge 1021 and a second cutting edge 1022 are respectively recessed. The front end of the box body 101 has a panel 1012. The fixture base 104 is arranged side by side on the front end wall of the panel 1012. A limiting boss 1041 is convexly provided on the front end wall of the fixture base 104. Through holes 1042 for the headphone steel bar 201 to pass through are respectively recessed in the upper and lower parts of the limiting boss 1041, and the through holes 1042 extend to the inside of the box body 101. The front end wall of the cutter 102 is in sliding contact with the rear end wall of the panel 1012. The first cutting edge 1021 and the second cutting edge 1022 can slide up and down along the rear end wall of the through hole 1042 respectively. The headphone steel bar 201 is cut by the first cutting edge 1021 and the second cutting edge 1022.

[0025] Specifically, it further includes a limiting plate 105. The limiting plates 105 are respectively vertically arranged on both sides of the lower end wall of the through groove 1011. The two side walls of the cutter 102 are respectively in sliding contact with the limiting plates 105 up and down. The limiting plates play a role in guiding and limiting the cutter, avoiding the skew phenomenon during the up and down sliding of the cutter.

[0026] Specifically, on both sides of the front end wall of the cutter 102, a guide rail 1023 is respectively convexly provided. In the inner side walls of the front end parts of the limiting plates 105, a sliding groove 1051 adapted to the guide rail 1023 is respectively recessed. The guide rails 1023 can be respectively slidably embedded in the sliding grooves 1051, further playing a role in guiding and limiting the cutter, avoiding the skew phenomenon during the up and down sliding of the cutter.

[0027] Specifically, it further includes fastening screws 106. The fastening screws 106 respectively pass through the pressing plate 103 and are screwed onto the upper end of the cutter 102. The pressing plate 103 is detachably fixedly connected to the cutter 102 through the fastening screws 106, making the installation and disassembly between the cutter and the pressing plate more convenient and fast.

[0028] Specifically, at the lower parts of both side walls of the box body 101, a waste outlet 1013 is respectively recessed, facilitating the discharge of the cut steel bar waste outside the box body.

[0029] Specifically, the working principle and process of the present utility model are as follows:

[0030] During specific use, place the steel bar cutting device for the head-mounted earphone on the punching machine. Place the two ends of the head-mounted earphone 200 on the limiting protrusions of the jig base respectively, and make the two steel bars 201 at the two ends of the head-mounted earphone 200 pass through the through holes respectively. Then start the punching machine. The pressure plate is pressed down by the punching machine, and the pressure plate drives the cutting knife to slide downwards. The steel bars are cut by the first cutting edge and the second cutting edge, so as to realize the automatic cutting of the steel bars, greatly improving the efficiency, and the operation is simple, the use is convenient, and the practicability is strong.

[0031] The above are only the preferred embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. Any equivalent structural transformation made by using the content of the specification and drawings of the present invention under the inventive concept of the present invention, or direct / indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A headphone steel strip cutting device, characterized in that: The tool holder is a unit of claim 1, wherein the first and second edges of the tool holder are engaged with the cutter and the second edge of the tool holder are engaged with the cutter, respectively.

2. The headphone steel strip cutting device according to claim 1, characterized in that: It also includes a limiting plate, which is vertically arranged on both sides of the lower end wall of the through slot, and the two side walls of the cutter can slide up and down and abut against the limiting plate.

3. The headphone steel strip cutting device according to claim 2, characterized in that: A guide rail is convexly provided on both sides of the front end wall of the cutter, and a slide groove matched with the guide rail is concavely provided on the inner side wall of the front end of the limiting plate, and the guide rail can be slidably embedded in the slide groove up and down.

4. The headphone steel strip cutting device according to claim 1, characterized in that: It also includes fastening screws, which are respectively penetrated through the pressure plates and screwed on the upper ends of the cutters. The pressure plates are detachably fixedly connected to the cutters through the fastening screws.

5. The headphone steel strip cutting device according to claim 1, characterized in that: The lower ends of the two side walls of the box body are respectively recessed with a waste outlet.

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