Anti-collision device for printer trolley

Abstract

The utility model relates to the technical field of printer anti-collision, in particular to an anti-collision device for a printer trolley, which comprises a fixed bracket, an anti-collision strip mounting plate, an anti-collision strip, a trigger, a rotating column, a tension spring, a housing, a trigger mounting plate, a first tension spring mounting hole, a second tension spring mounting hole and a trigger extrusion part, the anti-collision device is ingenious in structure and simple in structure, the triggers are distributed in a rectangular mode, when the anti-collision strip touches an obstacle, uniform stress of the tension springs is broken, the anti-collision strip installation plate rotates with the rotating column as the axis, the triggers are extruded and triggered, movement of the printing trolley is stopped rapidly, and even if the obstacle enters the anti-collision device, the anti-collision device is not damaged. Therefore, the printer is effectively protected from being impacted and damaged, the service life of equipment is prolonged, obstacles can be sensitively detected in all directions, timely triggering is ensured, the detection reliability is effectively improved, and popularization is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to printer anti -collision technical field, concretely is a kind of anti -collision device for printer dolly. BACKGROUND

[0002] In industrial printer, ink-jet dolly will move left and right on track, printer dolly is in the process of moving, if object falls to the displacement surface of dolly, dolly will impact object, easy to make that print head is damaged, in order to reduce the occurrence of this kind of situation, printer dolly is generally equipped with anti-collision device, but, the anti-collision device of prior art is mostly like the anti-collision device of flatbed printer disclosed in the public number CN211307967U, trigger is located at the top of device, when obstacle is located at the center of anti-collision device, its trigger is more sensitive, single-point trigger mode needs to reach certain threshold to activate, cannot respond to slight collision or multi-angle impact in time, leading to protection lag, when obstacle is small, instantaneous through anti-collision strip into anti-collision device, then anti-collision device cannot be triggered, there are trigger sensitivity low, protection range is limited and other problems.Therefore, anti-collision device for printer dolly with trigger sensitivity and comprehensive protection is urgently needed. SUMMARY

[0003] The utility model is directed to provide a kind of anti-collision device for printer dolly, to solve the technical problem proposed above.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of anti-collision device for printer dolly, including fixed support, the two side plates of the fixed support are mutually parallel, and anti-collision strip mounting plate is rotatably installed between the two side plates by rotating column, the rotating column is installed at the center of the side of anti-collision strip mounting plate, one side of the anti-collision strip mounting plate is equipped with anti-collision strip, anti-collision strip top is equipped with bending part, the included angle of bending part and anti-collision strip is 60 °, guarantee big up small obstacle device, or when the impact point of obstacle is the same height with rotating column, device can also be triggered, the top of the fixed support and the bottom of the anti-collision strip mounting plate are both equipped with tension spring, the two side plates of the fixed support are fixedly installed with trigger mounting plate, the top surface and the bottom surface of the trigger mounting plate are both equipped with two triggers, four triggers are distributed in rectangle, one side of the anti-collision strip mounting plate is provided with trigger extrusion part for triggering the trigger, the top and the bottom of the one side plate of the fixed support are both equally spaced and provided with a plurality of tension spring first mounting holes, the top and the bottom of the one side plate of the anti-collision strip mounting plate are both provided with a tension spring second mounting hole, one end of the tension spring is connected in the tension spring first mounting hole, and the other end is connected in the tension spring second mounting hole.

[0005] Preferably, the trigger end of the trigger is directed towards the one side of the anti-collision strip mounting plate.

[0006] Preferably, the tension spring adopts a 0.7x6x25mm specification.

[0007] Preferably, a cover is installed at the top of the fixed support, for covering and protecting the rotating column, trigger mounting plate and other components inside the fixed support, the cover is located at the anti-collision strip mounting plate, and a gap of at least 10mm is ensured between the cover and the anti-collision strip mounting plate, so as to ensure that the rotation of the anti-collision strip mounting plate is not blocked.

[0008] Preferably, the rotating column adopts an M3x6mm inner hexagonal cylindrical head screw, which can also ensure the rotation when the anti-collision strip mounting plate is installed.

[0009] Compared with the prior art, the present application has the following beneficial effects:

[0010] The present application has the advantages of simple structure, rectangular distribution of triggers, breaking of uniform stress of the tension spring when the anti-collision strip touches an obstacle, rotation of the anti-collision strip mounting plate around the rotating column, extrusion and triggering of the trigger, rapid stopping of the printing trolley, triggering of the anti-collision device even if the obstacle enters the interior of the anti-collision device, effective protection of the printer from impact damage, prolongation of the service life of the equipment, omnidirectional sensitive detection of obstacles, timely triggering, effective improvement of the reliability of detection, and convenience of promotion. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 Fig. 1 is a perspective structural schematic view of the present application without installation of the cover;

[0012] Figure 2 Fig. 2 is a bottom perspective structural schematic view of the present application without installation of the cover;

[0013] Figure 3 Fig. 3 is a perspective structural schematic view of the fixed support of the present application;

[0014] Figure 4 Fig. 4 is a rear perspective structural schematic view of the anti-collision strip mounting plate of the present application;

[0015] Figure 5 Fig. 5 is a perspective structural schematic view of the present application.

[0016] In the figure: 1, fixed support; 2, anti-collision strip mounting plate; 3, anti-collision strip; 4, trigger; 5, rotating column; 6, tension spring; 7, cover; 8, trigger mounting plate; 1a, first tension spring mounting hole; 2a, second tension spring mounting hole; 2b, trigger extrusion part. DETAILED DESCRIPTION

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0018] Please see Figures 1 to 4 This utility model provides a technical solution: an anti-collision device for a printer carriage, comprising a fixed bracket 1, an anti-collision strip mounting plate 2 rotatably mounted between the two parallel side plates of the fixed bracket 1 via a rotating column 5, the rotating column 5 being installed at the center of the side of the anti-collision strip mounting plate 2, an anti-collision strip 3 being mounted on one side of the anti-collision strip mounting plate 2, the top of the anti-collision strip 3 having a bent portion, the angle between the bent portion and the anti-collision strip 3 being 60°, tension springs 6 being installed between the top and bottom ends of the fixed bracket 1 and the anti-collision strip mounting plate 2, and the two parallel side plates of the fixed bracket 1 being fixed together. A trigger mounting plate 8 is installed, with two triggers 4 installed on both the top and bottom surfaces of the trigger mounting plate 8. The four triggers 4 are arranged in a rectangular pattern. A trigger pressing part 2b for triggering the triggers 4 is provided on one side of the anti-collision strip mounting plate 2. Multiple tension spring first mounting holes 1a are equally spaced at both the top and bottom ends of one side plate of the fixed bracket 1. A tension spring second mounting hole 2a is provided at both the top and bottom ends of one side plate of the anti-collision strip mounting plate 2. One end of the tension spring 6 is connected to the tension spring first mounting hole 1a, and the other end is connected to the tension spring second mounting hole 2a.

[0019] Furthermore, the trigger end of the trigger 4 faces the side of the anti-collision strip mounting plate 2.

[0020] Furthermore, the tension springs are 0.7x6x25mm in size.

[0021] Furthermore, a cover 7 is installed at the top of the fixed bracket 1 to cover and protect the rotating column 5, trigger mounting plate 8 and other components inside the fixed bracket 1.

[0022] Furthermore, the rotating column 5 uses M3X6 internal hexagon head screws, which ensures its rotation when installing the anti-collision strip mounting plate 2.

[0023] The working process of this utility model is as follows:

[0024] like Figure 1 - Figure 4As shown, when the device is used, the device is installed on the left and right sides of the printing trolley, in the initial state, the four tension springs 6 connected between the fixed support 1 and the anti-collision strip mounting plate 2 are uniformly stressed, when the printing trolley moves left and right during printing, if the anti-collision strip 3 touches the obstacle, the uniform stress of the tension spring 6 connected between the fixed support 1 and the anti-collision strip mounting plate 2 is broken. The anti-collision strip mounting plate 2 will rotate around the rotating column 5 as the axis. In the rotating process, the trigger extrusion part 2b of the anti-collision strip mounting plate 2 will extrude the trigger 4, so that the trigger 4 is triggered. The triggering of the trigger 4 will make the moving trolley stop moving, effectively avoiding impact damage.

[0025] The basic principle, main features and advantages of the present application are shown and described above. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An anti-collision device for a printer carriage, characterized by: The utility model provides an anti-collision strip fixing device, including fixed support (1), the anti-collision strip mounting plate (2) of rotation installation between the both sides board of fixed support (1) mutually parallel is through rotating column (5), one side of anti-collision strip mounting plate (2) is installed with anti-collision strip (3), and the top of anti-collision strip (3) is equipped with bending part, and the included angle of bending part and anti-collision strip (3) is 60 DEG, and the both ends of top and bottom of fixed support (1) and anti-collision strip mounting plate (2) are all installed with tension spring (6), and the both sides board of fixed support (1) mutually parallel is fixedly installed with trigger mounting plate (8) between, and the top surface and bottom surface of trigger mounting plate (8) are all installed with two triggers (4).

2. The anti-collision device for a printer cart of claim 1, wherein: The rotating column (5) is installed at the center of the side of the anti-collision strip mounting plate (2).

3. The anti-collision device for a printer cart of claim 1, wherein: The four triggers (4) are distributed in a rectangular shape, and the anti-collision strip mounting plate (2) is provided with a trigger pressing portion (2b) on one side for triggering the triggers (4).

4. The anti-collision device for a printer cart of claim 1, wherein: A plurality of tension spring first mounting holes (1a) are equidistantly formed at the top and bottom of one side plate of the fixed support (1), a tension spring second mounting hole (2a) is formed at the top and bottom of one side plate of the anti-collision strip mounting plate (2), one end of the tension spring (6) is connected in the tension spring first mounting hole (1a), and the other end is connected in the tension spring second mounting hole (2a).

5. The anti-collision device for a printer cart of claim 1, wherein: The fixed support (1) is provided with a cover (7) at the top.

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