Multi-angle anti-collision device

Abstract

The present application relates to lens protection device technical field, specifically is a kind of multi-angle anti-collision device, the anti-collision device includes: the lens is arranged on full-automatic image measuring instrument, and the lens that can be lifted and moved is fixedly connected with full-automatic image measuring instrument by lens barrel, the surface light source is arranged below the lens, for illuminating workpiece.The anti-collision device of the present application is sleeved between surface light source and lens, simple structure, the volume change of lens is small, under the condition of not affecting the various use scenarios of image instrument, maximum protection lens, and magnet is relatively simple in structure than spring, the multi-angle of lens is comprehensively protected, lens parts are protected, multiple displacement sensors are arranged to monitor the mover connected on surface light source, when collision occurs and mover moves, timely operation of Z-axis downward movement is made, and the lens is reversely moved, keep the safe distance between lens and workpiece, reduce the occurrence of collision accident.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of lens protection devices, and specifically relates to a multi-angle anti-collision device. BACKGROUND

[0002] The full-automatic image measuring instrument is a modern optical non-contact measuring instrument, and accidental situations can cause the workpiece to be measured to collide with the lens accessory on the Z-axis of the machine during actual operation, thereby causing damage to the machine or the accessory.

[0003] In the prior art, the application with the application number CN202022246948.9 and the name of the automatic image measuring instrument with the anti-collision function is disclosed, wherein a anti-collision mechanism is designed and installed at the bottom end of the lens, so that when the lens is continuously lowered due to the misoperation of personnel, the anti-collision mechanism can timely change the form to realize the protection of the lens, greatly reduce the damage degree of the lens caused by the misoperation of personnel, and effectively protect the lens.

[0004] However, in the prior art, such as the anti-collision mechanism mentioned in the application number CN202022246948.9, the structure is complex, so that the lens of the measuring instrument is not suitable for application in a small detection space, so that the measuring instrument cannot work, and the anti-collision mechanism is still damaged when receiving a side collision, thereby causing damage to the parts of the measuring instrument. SUMMARY

[0005] The purpose of the present application is to provide a multi-angle anti-collision device to solve the problems in the prior art.

[0006] The purpose of the present application can be achieved by the following technical solutions:

[0007] A multi-angle anti-collision device, the anti-collision device comprises:

[0008] A lens is arranged on the full-automatic image measuring instrument, the lens is movably arranged on the full-automatic image measuring instrument through a lens barrel, a surface light source is arranged below the lens, and the surface light source is used for illuminating a workpiece.

[0009] A protection assembly is arranged on the lens and is used for multi-angle anti-collision of the lens.

[0010] Further, the protection assembly comprises a stator, the stator is fixedly arranged on the outer side of the lens, the stator does not contact the lens, and an array of displacement sensors is fixedly arranged on the stator.

[0011] Further, the protection assembly further comprises a mover, the mover is movably arranged in the stator, the stator is sleeved on the mover, the mover is fixedly connected with the surface light source, and the displacement sensors are located above the mover and are used for monitoring the movement of the mover.

[0012] Further, the stator is internally provided with a plurality of buffer assemblies, the buffer assembly comprising two magnets, one magnet being fixedly connected in the stator, and the other magnet being fixedly arranged on the mover, the two magnets being arranged with the same poles opposite to each other, for realizing the moving buffer function of the mover.

[0013] Further, one side of the stator is fixedly provided with a mover guide seat, one side of the stator is provided with array-distributed through grooves, one side of the mover is fixedly provided with array-distributed slide rods, the slide rods are movably connected with the through grooves, for guiding the movement of the mover.

[0014] Further, the displacement sensor is electrically connected with a controller, for monitoring the moving distance of the mover.

[0015] The beneficial effects of the present application are:

[0016] 1. The anti-collision device of the present application is sleeved between the surface light source and the lens, has a simple structure, and has a small volume change of the lens, so that the lens is maximally protected without affecting various use scenes of the image instrument, and the magnet is simpler than the spring structure, and comprehensively protects the lens parts at multiple angles.

[0017] 2. The anti-collision device of the present application is provided with a plurality of displacement sensors for monitoring the mover connected to the surface light source, so that when the mover moves due to collision, the operation of moving downward along the Z axis is timely performed, and the lens is reversely moved, so that the safe distance between the lens and the workpiece is maintained, and the occurrence of collision accidents is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below in combination with the drawings.

[0019] Figure 1 is a cross-sectional structure schematic view of the anti-collision device of the present application;

[0020] Figure 2 is a lens structure schematic view of the full-automatic image measuring instrument of the present application;

[0021] Figure 3 is a lens cross-sectional view of the full-automatic image measuring instrument of the present application;

[0022] Figure 4 is a stator structure schematic view of the present application;

[0023] Figure 5 is a schematic view of a vertical collision state of the lens of the present application;

[0024] Figure 6 is a schematic view of a side collision state of the lens of the present application. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0026] A multi-angle anti-collision device, as shown in the drawings, Figure 1 The anti-collision device comprises a protection assembly 1, a lens barrel 3 is fixedly connected to a lens 2, and a surface light source 4 is arranged below the lens 2.

[0027] The surface light source 4 adopts a ring-shaped surface light to illuminate a workpiece to be measured, provides surface illumination in multiple directions and incident angles, and facilitates the measurement of the surface size and blind hole of the workpiece.

[0028] The anti-collision device is used for protecting the lens 2 of a full-automatic image measuring instrument, the protection assembly 1 prevents the lens 2 from accidentally colliding with a workpiece, prevents the lens 2 from being vertically and laterally collided, and avoids damage to the machine or accessories caused by the collision.

[0029] As shown in the drawings, Figure 2 , Figure 3 , Figure 4 The protection assembly 1 comprises a stator 13 and a rotor 15, the stator 13 is movably connected to the rotor 15, the stator 13 is sleeved on the outside of the lens 2, the stator 13 is fixedly connected to the outside of the lens 2, and the stator 13 does not contact the lens 2, a plurality of displacement sensors 12 are fixedly arranged on the stator 13, the rotor 15 is located on one side of the stator 13, the stator 13 is sleeved on the rotor 15, a plurality of magnets 16 are fixedly arranged on the rotor 15, and a plurality of magnets 16 are also fixedly arranged in the stator 13.

[0030] The magnets 16 on the stator 13 and the rotor 15 are opposite poles, repel each other, make the rotor 15 drive the surface light source 4 to keep horizontal, and make the rotor 15 move stably, when the surface light source 4 is collided, the magnets 16 arranged in the protection assembly 1 can prolong the collision time of the surface light source 4 and the lens 2, achieve the effect of buffering, better protect the lens 2 of the full-automatic image measuring instrument, and provide sufficient time for the displacement sensor 12 and the controller to control operation.

[0031] A rotor guide seat 14 is fixedly arranged on one side of the stator 13, a plurality of through grooves 11 are arranged on one side of the stator 13 in an array, a sliding rod 17 is movably arranged in the through groove 11, the sliding rod 17 is fixedly connected to the rotor 15, the sliding rod 17 is used for guiding the movement of the rotor 15, and the rotor 15 is fixedly connected to the surface light source 4.

[0032] The displacement sensor 12 is electrically connected with the controller, when the surface light source 4 is in contact with the measured part vertically, as shown in Figure 5 The displacement sensor 12 is electrically connected with the controller, when the surface light source 4 is in contact with the measured part vertically, as shown in

[0033] As shown in Figure 6 When the side of the surface light source 4 is collided, causing the surface light source 4 to deviate, the displacement sensor 12 monitors the mover 15, and monitors the movement of the mover 15 in time, and transmits it to the computer, and controls the lens 2 to move reversely, to get out of the collision area, and keep the distance between the lens 2 and the measured object.

[0034] The multi-angle anti-collision device protects the lens 2 from front to back, left to right, up and down, and guarantees the safety of the lens 2, protects the safety of the full-automatic image measuring instrument and the measured product, effectively solves the collision accident caused by improper operation, reduces the failure rate of the machine, and makes the user use the equipment with confidence.

[0035] In the embodiment, the anti-collision device protects the lens 2 from multiple angles, has good protection effect, simple structure and convenient use.

[0036] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A multi-angle anti-collision device, characterized in that: The anti-collision device comprises: A lens (2), wherein the lens (2) is arranged on a fully automatic image measuring instrument, the lens (2) being movable and capable of being raised and lowered is fixedly connected to the fully automatic image measuring instrument via a lens barrel (3), and a surface light source (4) is provided below the lens (2) for illuminating a workpiece; A protective component (1), the protective component (1) being arranged on the lens (2) and used for performing multi-angle anti-collision protection on the lens (2); The protective component (1) includes a stator (13), the stator (13) is fixedly arranged on the outside of the lens (2), and the stator (13) does not contact the lens (2), and an array of displacement sensors (12) is fixedly provided on the stator (13); The protection assembly (1) further includes a mover (15), the mover (15) being movably arranged in the stator (13), the stator (13) being sleeved on the mover (15), and the mover (15) being fastened to the surface light source (4), and a displacement sensor (12) being located above the mover (15) for monitoring the movement of the mover (15); A plurality of buffer components are provided in the stator (13), and the buffer components include two magnets (16), one magnet (16) is fixedly connected in the stator (13), and the other magnet (16) is fixedly provided on the mover (15), and the same poles of the two magnets (16) are arranged opposite to each other, so as to realize the movement buffer function of the mover (15).

2. A multi-angle anti-collision device according to claim 1, characterized in that: A mover guide seat (14) is fixedly provided on one side of the stator (13), and a through slot (11) distributed in an array is opened on one side of the stator (13). A slide rod (17) distributed in an array is fixedly provided on one side of the mover (15), and the slide rod (17) is movably connected to the through slot (11) for guiding the movement of the mover (15).

3. The multi-angle anti-collision device according to claim 1, characterized in that: The displacement sensor (12) is electrically connected to a controller for monitoring the moving distance of the mover (15).

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