CN218766678U

CN218766678U - Visual detector

Info

Publication number: CN218766678U
Application number: CN202320146227.1U
Authority: CN
Inventors: 陈玉; 段丽丽; 王子涵
Original assignee: Weifang Engineering Vocational College
Current assignee: Weifang Engineering Vocational College
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-03-28
Anticipated expiration: 2033-02-08

Abstract

The utility model is suitable for a detector technical field provides a visual detector, include: a housing having a placement chamber therein; detection subassembly, it is including removing the axle, remove the axle and locate the casing, remove the hub connection camera, remove epaxial wear to establish the sliding plate, the sliding plate rotates and connects the internal thread pipe, it is equipped with the gear to rotate on the internal thread pipe, be equipped with first interior ratchet on the gear, be equipped with first pawl on the internal thread pipe, gear top and below all are equipped with the rack, one side that the gear was kept away from to the rack all is equipped with the screw thread axle, all wear to establish two cooperation seats on the screw thread axle, it is equipped with the connecting rod to rotate between cooperation seat and rack, the screw thread axle both ends are all rotated and are equipped with the sleeve pipe, be equipped with the interior ratchet of second on the sleeve pipe, be equipped with the second pawl on the screw thread axle, be equipped with the guide slot on the sleeve pipe, the casing internal slip is equipped with the guide pillar. Therefore, the utility model discloses not only can enlarge the detection range of camera, the motion of camera only needs a driving piece just can accomplish moreover, has reduced use cost, facilitate promotion.

Description

Visual detector

Technical Field

The utility model relates to a detector technical field especially relates to a visual detector.

Background

The visual detector is also called an image measuring instrument, and is widely applied to industries of machinery, electronics, instruments, hardware, plastic and the like, and integrates light, mechanical, electrical and computer image technologies. The visual detector can shoot and detect the states of the contour, the surface shape and size, the angle, the welding seam, the surface crack and the like of the workpiece, send shot pictures to the display in the form of image signals, and display the pictures on the display in an enlarged mode, so that a user can observe the pictures conveniently.

Most motion range of visual detector among the prior art is less when measuring, but the visual ultrasonic wave TOFD welding seam detecting system of single use that for example application number is CN202220700230.9, it sets up the body frame body, all be provided with the fixed plate on two relative lateral walls of body frame body, the bottom surface of fixed plate slides and is provided with the pulley, the draw-in groove has been seted up on the lateral wall of body frame body, it is provided with the fixed block to slide in the draw-in groove, the last fixed surface of fixed block is provided with the handle, be provided with on the body frame body and be used for preventing the gliding fixed subassembly of fixed block, be provided with the detection device who is used for detecting the welding seam on the body frame body, be provided with the display that is used for showing detection device testing result on the body frame body, but detection device's movement track is only a straight line in the above-mentioned instrument, and the detection scope that leads to the instrument is very narrow and small, and above-mentioned device needs the manual position to adjust detection device, can not satisfy the requirement of short-term test, and it is inconvenient to use many.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To foretell defect, the utility model aims to provide a visual detector, its simple structure, convenient to use not only can enlarge the detection range of camera, and the horizontal transverse motion and the horizontal vertical motion of camera only need a driving piece just can accomplish moreover, have reduced use cost, facilitate promotion.

In order to achieve the above object, the utility model provides a visual detector, include: the top of the shell is provided with a display screen, and a placing cavity is arranged in the shell; the detection assembly comprises a moving shaft and an internal thread pipe, the moving shaft is horizontally arranged in the shell and is connected with a camera, a sliding plate penetrates through the moving shaft, the internal thread pipe is arranged on the sliding plate in a rotating mode, threads are arranged on the moving shaft, a gear is arranged on the internal thread pipe in a rotating mode, a first internal ratchet wheel is arranged on the gear, a first pawl is arranged on the internal thread pipe, racks are arranged above and below the gear, a threaded shaft is arranged on one side, away from the gear, of each rack, two matching seats are arranged on the threaded shaft in a penetrating mode, a connecting rod is arranged between each matching seat and the corresponding rack in a rotating mode, sleeves are arranged at two ends of the threaded shaft in a rotating mode, a second internal ratchet wheel is arranged on each sleeve, a guide groove is formed in each sleeve, and guide pillars matched with the guide grooves are arranged in the shell.

According to the utility model discloses a visual detector, two on the same threaded shaft the screw thread opposite direction of cooperation seat.

According to the utility model discloses a visual detector, be equipped with the power chamber in the casing, the power chamber with place the chamber and set up side by side.

According to the utility model discloses a visual detector, the power intracavity slides and is equipped with dials the board, the guide pillar is located dial on the board, dial the board the lateral wall with be equipped with the spring between the lateral wall in power chamber.

According to the utility model discloses a visual detector, it connects to remove the one end that the hub spindle lies in placing the chamber the camera, remove the one end that the hub spindle lies in the power chamber and connect the extensible member, the extensible member slides and locates on the power chamber lateral wall.

According to the utility model discloses a visual detector, the top surface of casing is equipped with and places chamber complex gridlines.

The utility model aims at providing a visual detector, through setting up the detection assembly, not only can make the camera show the picture that will shoot through the display screen enlargedly, the convenient to use person observes, can also make the camera carry on horizontal and vertical motion, has enlarged the detection range of the camera, and the motion of the camera only needs a driving piece to provide power, has reduced use cost, the facilitate promotion; through setting up the gridlines, the user can find the region that detects the flaw on object surface and locate rapidly, has improved detection efficiency. To sum up, the beneficial effects of the utility model are that: not only can enlarge the detection range of camera, the horizontal transverse motion and the horizontal vertical motion of camera only need a driving piece just can accomplish moreover, have reduced use cost, facilitate promotion.

Drawings

Fig. 1 is an external structure diagram of the present invention, fig. 2 is a side sectional view of the present invention, fig. 3 is a structural sectional view of a power cavity, fig. 4 is an enlarged diagram of a portion a of fig. 3, and fig. 5 is an enlarged diagram of a portion B of fig. 3.

In the figure: 1-shell, 11-placing cavity, 12-power cavity, 13-grid line, 14-display screen, 2-detection component, 21-moving shaft, 211-telescopic piece, 212-camera, 213-sliding plate, 22-internal threaded pipe, 221-gear, 23-rack, 24-threaded shaft, 241-matching seat, 242-connecting rod, 25-sleeve, 26-shifting plate and 261-spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-5, the utility model provides a visual detector, including casing 1 and determine module 2, be equipped with side by side in the casing 1 and place chamber 11 and power chamber 12, place chamber 11 one side and be equipped with the opening, the person of facilitating the use inwards puts into and waits to detect article, and power chamber 12 is located and is placed chamber 11 and keep away from open-ended one side, and casing 1 top surface is equipped with display screen 14, and display screen 14 can receive and show image signal.

Referring to fig. 1 to 5, the detecting assembly 2 includes a moving shaft 21, a telescopic member 211, a camera 212, a sliding plate 213, an internally threaded tube 22, a gear 221, a rack 23, a threaded shaft 24, a mating seat 241, a connecting rod 242, a sleeve 25, a dial plate 26, and a spring 261. Remove axle 21 level and locate in casing 1, the both ends of removing axle 21 are located respectively and place chamber 11 and power chamber 12, be equipped with in casing 1 and remove the axle 21 complex and dodge the groove, it is located the one end of placing the chamber 11 and connects camera 212 to remove axle 21, the one end that removes axle 21 and is located power chamber 12 is connected extensible member 211, extensible member 211 sliding connection power chamber 12 lateral wall, extensible member 211 can drive and remove axle 21 and carry out horizontal reciprocating motion (in the motion process, remove the irrotational motion of axle 21). The power cavity 12 is provided with a sliding plate 213 on the side wall close to the placing cavity 11, the sliding plate 213 is arranged on the moving shaft 21 in a sliding manner, the sliding plate 213 is provided with an internally threaded tube 22 in a rotating manner, the moving shaft 21 is provided with a thread matched with the internally threaded tube 22, and when the thread on the moving shaft 21 is matched with the internally threaded tube 22, the internally threaded tube 22 rotates. The internal thread tube 22 is rotatably provided with a gear 221, the gear 221 is provided with a first internal ratchet wheel, the internal thread tube 22 is rotatably provided with a first pawl (not shown in the figure), and when the first internal ratchet wheel is matched with the first pawl, the internal thread tube 22 can drive the gear 221 to rotate. The racks 23 are arranged above and below the gear 221, two ends of each rack 23 are connected with the side wall of the power cavity 12 in a sliding mode, and the moving direction of the moving shaft 21 can be changed on the premise that the rotating direction of the gear 221 is not changed by changing the positions of the two racks 23 (namely, the gear 221 is matched with the rack 23 above the gear 221 or the gear 221 is matched with the rack 23 below the gear 221).

Referring to fig. 1 to 5, one side of the rack 23 away from the gear 221 is provided with a threaded shaft 24, two ends of the threaded shaft 24 are rotatably connected to the side wall of the power cavity 12, the threaded shaft 24 is provided with two matching seats 241 in a penetrating manner, two matching seats 241 on the same threaded shaft 24 are provided with threads in opposite directions, a connecting rod 242 is rotatably arranged between each matching seat 241 and the rack 23 closest to the matching seat 241, and when the threaded shaft 24 rotates, the two matching seats 241 can be close to (or far away from) each other, so that the rack 23 moves in a direction close to (or far away from) the gear 221. Both ends of the threaded shaft 24 are rotatably provided with a sleeve 25, the sleeve 25 is provided with a second inner ratchet wheel, the threaded shaft 24 is rotatably provided with a second pawl (not shown in the figure), when the second inner ratchet wheel is matched with the second pawl, the sleeve 25 can drive the threaded shaft 24 to rotate, and the sleeve 25 at both ends of the same threaded shaft 24 drives the threaded shaft 24 to rotate in the opposite direction. The surface of sleeve 25 is equipped with spiral helicine guide slot, it dials board 26 to slide to be equipped with on the lateral wall of power chamber 12, dial and be equipped with on the board 26 with guide slot complex guide pillar, when sliding plate 213 promotes to dial board 26 and moves, under the mating reaction of guide pillar and guide slot, can make sleeve 25 rotate, dial and be connected with spring 261 between board 26 lateral wall and power chamber 12 lateral wall, can make and dial board 26 automatic re-setting, dial board 26 reset in-process, the ratchet does not cooperate with the second pawl in the second, sleeve 25 can not drive threaded shaft 24 rotatory.

Referring to fig. 1 and 2, preferably, the top surface of the housing 1 is provided with grid lines 13, the placing cavity 11 is equally divided into a plurality of areas by the grid lines 13, and a user can number each area and correspondingly number the pictures taken by the camera 212, so that the user can quickly find the flaws on the surface of the object to be detected.

Referring to fig. 2, the telescopic member 211 is preferably a telescopic electric cylinder capable of providing sufficient power for the operation of the device.

The utility model discloses in the implementation: when a user places an object to be detected in the placing cavity 11, and then starts the telescopic member 211, the telescopic member 211 drives the moving shaft 21 to perform reciprocating horizontal motion, and during the motion of the moving shaft 21, the camera 212 takes a picture of the surface of the object to be detected, and transmits the taken picture to the display 14 in an image signal manner (during the motion of the moving shaft 21, a short pause exists to ensure that the picture taken by the camera 212 is clear enough), when the thread on the moving shaft 21 is matched with the internal threaded tube 22 and the moving shaft 21 moves towards the telescopic member 211, the first internal ratchet wheel is matched with the first pawl, and the internal threaded tube 22 drives the gear 221 to rotate (when the moving shaft 21 moves away from the telescopic member 211, the first internal ratchet wheel is not matched with the first pawl and does not rotate, at this time, the gear 221 is meshed with the rack 23 below the gear 221, and under the meshing action of the gear 221 and the rack 23, the moving shaft 21 moves (by setting the thread on the moving shaft 21 and the internal threaded tube 22, the distance of the moving shaft 21 can be matched with the area distinguished by the grid line 13 when the moving shaft 21 and the internal threaded tube 22 are matched once). When the moving shaft 21 moves from one end of the housing 1 to the other end, the sliding plate 213 pushes the two shifting plates 26 to move, so that the two sleeves 25 at the same end of the housing 1 rotate synchronously, the second inner ratchet wheel is matched with the second pawl, the sleeves 25 drive the threaded shaft 24 to rotate, at this time, the two matching seats 241 above the gear 221 are close to each other, the two matching seats 241 below the gear 221 are far away from each other, the rack 23 above the gear 221 is matched with the gear 221, the rack 23 below the gear 221 is disengaged from the gear 221, and at this time, the moving direction of the moving shaft 21 is changed (even though a state that the two racks 23 are not meshed with the gear 221 can occur in the switching process, the moving inertia of the moving shaft 21 can ensure that the switching process is completed).

The utility model provides a visual detector, through setting up the detection assembly, not only can make the camera enlarge the show with the picture that shoots through the display screen, the person of facilitating the use observes, can also make the camera carry out horizontal and vertical motion, has enlarged the detection range of camera, and the motion of camera only needs a driving piece to provide power moreover, has reduced use cost, the facilitate promotion; through setting up the gridlines, the user can find the region that detects the flaw on object surface and locate rapidly, has improved detection efficiency. To sum up, the beneficial effects of the utility model are that: not only can enlarge the detection range of camera, the horizontal transverse motion and the horizontal vertical motion of camera only need a driving piece just can accomplish moreover, have reduced use cost, facilitate promotion.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. A visual inspection apparatus, comprising:

the top of the shell is provided with a display screen, and a placing cavity is arranged in the shell;

the detection assembly comprises a moving shaft and an internal thread pipe, the moving shaft is horizontally arranged in the shell and connected with a camera, a sliding plate penetrates through the moving shaft, the internal thread pipe is arranged on the sliding plate in a rotating mode, threads are arranged on the moving shaft, a gear is arranged on the internal thread pipe in a rotating mode, a first internal ratchet wheel is arranged on the gear, a first pawl is arranged on the internal thread pipe, racks are arranged above and below the gear, a threaded shaft is arranged on one side, away from the gear, of each rack, two matching seats are arranged on the threaded shaft in a penetrating mode, a connecting rod is arranged between each matching seat and the corresponding rack in a rotating mode, sleeves are arranged at two ends of the threaded shaft in a rotating mode, second internal ratchet wheels are arranged on the sleeves, second pawls are arranged on the threaded shaft, guide grooves are formed in the sleeves, and guide pillars matched with the guide grooves are arranged in the shell.

2. The visual inspection machine of claim 1, wherein the two mating sockets on the same threaded shaft are threaded in opposite directions.

3. The visual inspection instrument of claim 1, wherein the housing defines a power cavity therein, the power cavity being juxtaposed with the placement cavity.

4. The visual inspection instrument of claim 3, wherein a dial plate is slidably disposed in the power cavity, the guide post is disposed on the dial plate, and a spring is disposed between a sidewall of the dial plate and a sidewall of the power cavity.

5. The visual inspection instrument of claim 3, wherein the movable shaft is connected to the camera at an end of the placement cavity, and is connected to the extendable member at an end of the power cavity, and the extendable member is slidably disposed on a sidewall of the power cavity.

6. The visual inspection machine of claim 1, wherein the top surface of the housing defines grid lines that cooperate with the placement cavity.