CN215066257U

CN215066257U - High accuracy hose outward appearance detection device

Info

Publication number: CN215066257U
Application number: CN202120901276.2U
Authority: CN
Inventors: 唐达明; 谭自力
Original assignee: Foshan Xingkejun Intelligent Technology Co ltd
Current assignee: Foshan Xingkejun Intelligent Technology Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-07
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a high-precision hose appearance detection device, which comprises a turntable, a revolution driving mechanism for driving the turntable to rotate, a core rod arranged on the turntable, a rotation driving mechanism for driving the core rod to rotate, an illumination photographing module and a control system; the device also comprises an operation parameter acquisition mechanism for detecting the rotation parameters of the core rod, wherein the operation parameter acquisition mechanism comprises an acquisition assembly and an acquisition support, the acquisition assembly is arranged on the acquisition support, and the acquisition end of the acquisition assembly is in contact with a hose to be detected on the core rod; the acquisition assembly is electrically connected with the control system, and the illumination photographing module is electrically connected with the control system. The utility model discloses the realization is favorable to improving the detection precision to the high accuracy detection of hose surface printing quality.

Description

High accuracy hose outward appearance detection device

Technical Field

The utility model relates to a cosmetic product equipment for packing, concretely relates to high accuracy hose outward appearance detection device.

Background

Related materials such as toothpaste, skin care products, cosmetics and the like are loaded in a hose commonly used in the industries of daily chemical industry, beauty treatment, hairdressing and the like. In the process of packaging, printing and producing, patterns and characters on the surface of the hose need to be identified and detected so as to realize the inspection of the printing quality of the hose.

Among the prior art, generally can fix the hose that awaits measuring on the bull stick, it is rotatory to drive the hose through the bull stick, adopts visual detection equipment to carry out visual identification to the hose simultaneously and detects to judge the printing quality of hose. Although the visual detection equipment is adopted to replace manual inspection, the detection efficiency is improved, when the visual detection equipment is used for shooting and detecting, the hose rotates at a high speed, the detection precision is influenced, and the requirement on the visual detection equipment is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of prior art, provide a high accuracy hose outward appearance detection device, the device realizes detecting the high accuracy of hose surface printing quality, is favorable to improving the detection precision.

The purpose of the utility model is realized through the following technical scheme:

a high-precision hose appearance detection device comprises a rotary table, a revolution driving mechanism for driving the rotary table to rotate, a core rod arranged on the rotary table, a rotation driving mechanism for driving the core rod to rotate, an illumination photographing module and a control system; the device is characterized by further comprising an operating parameter acquisition mechanism for detecting the rotating parameters of the core rod, wherein the operating parameter acquisition mechanism comprises an acquisition assembly and an acquisition bracket, the acquisition assembly is arranged on the acquisition bracket, and the acquisition end of the acquisition assembly is in contact with a hose to be detected on the core rod; the acquisition assembly is electrically connected with the control system, and the illumination photographing module is electrically connected with the control system.

The working principle of the high-precision hose appearance detection device is as follows:

firstly, sleeving a hose to be detected on the core rod, and fixing the hose and the core rod together; then, the revolution driving mechanism drives the turntable to rotate, so that the core rod is driven to rotate to a photographing station; at the moment, the lighting photographing module corresponds to the hose to be tested on the core rod, and the acquisition assembly of the operation parameter mechanism is contacted (tangent) with the hose to be tested; and then, the rotation driving mechanism drives the core rod to drive the hose to rotate, the acquisition assembly continuously monitors the rotation parameters (such as linear velocity) of the hose at the moment and feeds the rotation parameters back to the control system, the illumination photographing module performs photographing scanning on the to-be-detected hose in rotation, and the control system obtains a detection result through comparative analysis by combining the rotation parameters and photographing data provided by the acquisition assembly.

The utility model discloses an optimal scheme, the collection subassembly includes speed encoder, and this speed encoder's the face that tests the speed and the tangent setting in surface of the hose that awaits measuring.

Preferably, the acquisition assembly further comprises a buffer support, the lower end of the buffer support is connected with the acquisition bracket, and the other end of the buffer support is connected with the speed measuring encoder; an elastic element or a pneumatic element is arranged between the lower end of the buffer support and the collecting support, and the elastic element or the pneumatic element always enables the speed measuring surface of the speed measuring encoder to be in contact with the surface of the hose to be measured.

Preferably, the collecting bracket comprises a vertical frame and a horizontal frame, one end of the horizontal frame is connected with the upper end of the vertical frame through a connecting piece, the other end of the horizontal frame is connected with the speed measuring encoder through a mounting piece, and the buffer support is arranged on the mounting piece; the connecting piece and the mounting piece are both vertically connected with the horizontal frame.

Preferably, a height adjusting mechanism is arranged between the mounting piece and the horizontal frame and used for adjusting the height of the mounting piece.

Preferably, the height adjusting mechanism comprises a rotary screw and a nut, the rotary screw is arranged on the horizontal frame, a connecting hole used for being matched with the rotary screw is formed in the mounting piece, and the nut is arranged below the connecting hole.

In a preferred embodiment of the present invention, the lighting and photographing module is disposed above the turntable, and the corresponding position of the uppermost core rod is a photographing station; along the rotation direction of carousel, the rear of station of shooing is equipped with the clean mechanism of outward appearance, and this clean mechanism of outward appearance includes the clean wheel that extends the setting along the length direction of plug, with the department that corresponds of the plug that the clean wheel corresponds is the clean station of outward appearance, when the hose that awaits measuring is located the department that corresponds of the clean mechanism of outward appearance, the outer surface of the hose that awaits measuring with clean round contact.

The utility model discloses a preferred scheme, the collection end setting of operating parameter acquisition mechanism is in the below of the plug of the station of shooing.

The utility model discloses a preferred scheme, the plug is equipped with a plurality ofly, and these a plurality of plugs use the carousel center to be circular equidistant distribution setting as the centre of a circle.

Preferably, rotation actuating mechanism includes power supply and belt drive mechanism, belt drive mechanism includes the action wheel, a plurality of follow driving wheel and encircles the friction belt who sets up between the action wheel and follow driving wheel, the end of a plurality of plug all is equipped with driven friction pulley, the friction belt supports tightly all the time on being located the driven friction pulley of the plug that corresponds on station and the clean station of outward appearance of shooing.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a setting of running parameter acquisition mechanism realizes carrying out the collection of direct formula to the parameter of the hose that awaits measuring when rotating, combines the image shooting of illumination module of shooing, effectively improves the detection of the printing quality of hose surface and judges the precision, is favorable to accurately judging the quality problems of the hose that awaits measuring and categorised the processing.

Drawings

Fig. 1-3 are schematic structural views of one embodiment of the high-precision hose appearance inspection device according to the present invention, in which fig. 1 is a front view, fig. 2 is a perspective view, and fig. 3 is a perspective view from another perspective view.

Fig. 4 is a perspective view of the illuminated photography module and the exterior cleaning mechanism omitted.

Fig. 5 is a perspective view of the revolution driving mechanism.

Fig. 6-7 are schematic structural views of the operation parameter acquisition mechanism, wherein fig. 6 is a perspective view, and fig. 7 is a perspective view from another view angle.

Detailed Description

The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Referring to fig. 1-7, the high-precision appearance inspection device for the flexible pipe of the present embodiment includes a turntable 1, a revolution driving mechanism for driving the turntable 1 to rotate, a mandrel 2 disposed on the turntable 1, a rotation driving mechanism for driving the mandrel 2 to rotate, an illumination photographing module 6, and a control system; the device also comprises an operation parameter acquisition mechanism for detecting the rotation parameters of the core rod 2, wherein the operation parameter acquisition mechanism comprises an acquisition assembly and an acquisition bracket, the acquisition assembly is arranged on the acquisition bracket, and the acquisition end of the acquisition assembly is in contact with a hose to be detected on the core rod 2; the acquisition assembly is electrically connected with the control system, and the illumination photographing module 6 is electrically connected with the control system. In the present embodiment, the revolution driving mechanism includes a revolution motor 14 and an intermittent divider 15. The control system of the embodiment comprises a judging module for judging the detection result of the hose; the decision module may refer to image processing, image recognition or other techniques known in the art.

Referring to fig. 1-7, the collecting assembly includes a speed measuring encoder 10, and a speed measuring surface of the speed measuring encoder 10 is tangential to a surface of the hose to be measured. Through the setting of the speed measuring encoder 10, the linear speed of the hose during rotation is detected, so that the control system can perform image comparison and analysis by combining the rotating speed of the hose to be detected, and the detection precision is improved.

Referring to fig. 6-7, the collecting assembly further includes a buffering support 16, the lower end of the buffering support 16 is connected to the collecting bracket, and the other end of the buffering support 16 is connected to the speed measuring encoder 10; an elastic element (or a pneumatic element) is arranged between the lower end of the buffer support 16 and the collecting support, and the elastic element (or the pneumatic element) always enables the speed measuring surface of the speed measuring encoder 10 to be in contact with the surface of the hose to be measured. Through the arrangement of the buffer support 16, the speed measuring encoder 10 can keep contact with the hose to be tested, and the hose is not prevented from rotating along with the mandrel 2; in addition, when the core rod 2 and the hose revolve with the turntable 1, the speed measuring encoder 10 with certain elastic swing is provided, so that the hose and the core rod 2 can conveniently slide, and the hose and the core rod 2 are ensured to revolve with the turntable 1.

Referring to fig. 1-4 and 6-7, the collecting bracket comprises a vertical frame 8 and a horizontal frame 9, one end of the horizontal frame 9 is connected with the upper end of the vertical frame 8 through a connecting piece 12, the other end of the horizontal frame 9 is connected with the tachometer encoder 10 through a mounting piece 13, and the buffer support 16 is arranged on the mounting piece 13; the connecting piece 12 and the mounting piece 13 are both vertically connected with the horizontal frame 9. Through setting up such collection support, be convenient for speed measuring encoder 10 fixed to be convenient for with carousel 1 and the cooperation of the plug 2 on the carousel 1, ensure the normal rotation of carousel 1 and plug 2.

Referring to fig. 6 to 7, a height adjusting mechanism for adjusting the height of the mounting member 13 is provided between the mounting member 13 and the horizontal frame 9.

Referring to fig. 6 to 7, the height adjusting mechanism includes a rotary screw 14 and a nut 15, the rotary screw 14 is disposed on the horizontal frame 9, a connecting hole for cooperating with the rotary screw 14 is disposed on the mounting member 13, and the nut 15 is disposed below the connecting hole. Through setting up such height adjustment mechanism, simple structure, the installation of being convenient for to be convenient for adjust installed part 13 and speed measuring encoder 10's height, thereby the realization detects the rotational speed of hose, with the improvement detection precision.

Referring to fig. 1-4, the illumination photographing module 6 is arranged above the turntable 1, and the position corresponding to the uppermost mandril 2 is a photographing station; along the rotation direction of carousel 1, the rear of the station of shooing is equipped with the clean mechanism of outward appearance, and this clean mechanism of outward appearance includes along the clean wheel 7 (non-setting adhesive clean wheel 7) of 2 length direction extension settings of plug, with the department of correspondence of plug 2 that the clean wheel 7 corresponds is the clean station of outward appearance, when the hose that awaits measuring is located the department of correspondence of the clean mechanism of outward appearance, the surface of the hose that awaits measuring with clean wheel 7 contact. The lighting photographing module 6 is arranged above the turntable 1, so that the installation is convenient, the structure is more compact, and the hose is photographed from top to bottom, and the improvement of the precision of visual detection is facilitated. In addition, through the setting of the clean mechanism of outward appearance, the realization is to the surface of the hose that awaits measuring before shooing cleaning process, glues the impurity and the dust on hose surface and removes to improve and shoot the quality, and then improve and detect the precision.

Referring to fig. 1-4, the speed measuring encoder 10 of the operation parameter acquisition mechanism is arranged below the core rod 2 of the photographing station. The speed measuring encoder 10 is arranged below the core rod 2 of the photographing station, so that the visual photographing and the hose rotation parameter acquisition can be realized while the photographing angle can be prevented from being blocked, the image processing analysis can be carried out by combining the rotating speed of the hose in real time, the photographing quality can be improved, and the printing detection precision of the hose can be improved.

Referring to fig. 1-4, a plurality of core rods 2 are provided, and the plurality of core rods 2 are distributed in a circle with the center of the turntable 1 as the center of the circle and at equal intervals. Through setting up a plurality of plug 2 to be connected with the material loading station, the unloading station and other station cooperations of hose, realize the connected detection processing of hose, be favorable to improving hose detection quality.

Referring to fig. 1-4, the rotation driving mechanism includes a power source and a belt transmission mechanism, the belt transmission mechanism includes a driving wheel 5, a plurality of driven wheels 4 and a friction belt 3 surrounding the driving wheel 5 and the driven wheels 4, the ends of the plurality of core rods 2 are provided with driven friction wheels 17, and the friction belt 3 is always abutted against the driven friction wheels 17 of the corresponding core rods 2 located on the photographing station and the outer surface cleaning station. Thus, the core rods 2 on the photographing station and the appearance cleaning station are driven to rotate under the action of the friction belt 3, so that the hoses on the two stations rotate, and are matched with the cleaning wheel 7 on the appearance cleaning station, the lighting photographing module 6 and the speed measuring encoder 10 of the operation parameter acquisition mechanism to respectively perform appearance cleaning, visual photographing and rotating speed acquisition, so that the rotation of the core rods 2 is realized; through the setting of friction belt 3, when the rotation of the plug 2 of above two stations, ensure that carousel 1 and plug 2 carry out the revolution, design benefit. In this embodiment, the power source is a motor 11.

Referring to fig. 1 to 7, the working principle of the high-precision hose appearance detecting device of the present embodiment is as follows:

firstly, sleeving a hose to be detected on the core rod 2, and fixing the hose and the core rod 2 together; then, the revolution driving mechanism drives the turntable 1 to rotate, so as to drive the core rod 2 to rotate to a photographing station; at this time, the lighting photographing module 6 corresponds to the hose to be tested on the mandrel 2, and the acquisition assembly of the operation parameter mechanism is in contact (tangent) with the hose to be tested; and then, the rotation driving mechanism drives the core rod 2 to drive the hose to rotate, the collection assembly continuously monitors the rotation parameters (such as linear velocity) of the hose at the moment and feeds the rotation parameters back to the control system, the illumination photographing module 6 performs photographing scanning on the to-be-detected hose in rotation, and the control system obtains a detection result through comparison and analysis by combining the rotation parameters and photographing data provided by the collection assembly.

The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A high-precision hose appearance detection device comprises a rotary table, a revolution driving mechanism for driving the rotary table to rotate, a core rod arranged on the rotary table, a rotation driving mechanism for driving the core rod to rotate, an illumination photographing module and a control system; the device is characterized by further comprising an operating parameter acquisition mechanism for detecting the rotating parameters of the core rod, wherein the operating parameter acquisition mechanism comprises an acquisition assembly and an acquisition bracket, the acquisition assembly is arranged on the acquisition bracket, and the acquisition end of the acquisition assembly is in contact with a hose to be detected on the core rod; the acquisition assembly is electrically connected with the control system, and the illumination photographing module is electrically connected with the control system.

2. The appearance detection device of the high-precision hose according to claim 1, wherein the collection assembly comprises a speed measuring encoder, and a speed measuring surface of the speed measuring encoder is tangential to the surface of the hose to be detected.

3. The appearance detection device of the high-precision hose according to claim 2, wherein the collection assembly further comprises a buffer support, the lower end of the buffer support is connected with the collection bracket, and the other end of the buffer support is connected with the speed measurement encoder; an elastic element or a pneumatic element is arranged between the lower end of the buffer support and the collecting support, and the elastic element or the pneumatic element always enables the speed measuring surface of the speed measuring encoder to be in contact with the surface of the hose to be measured.

4. The appearance detection device for the high-precision hose according to claim 3, wherein the collecting bracket comprises a vertical frame and a horizontal frame, one end of the horizontal frame is connected with the upper end of the vertical frame through a connecting piece, the other end of the horizontal frame is connected with the speed measuring encoder through a mounting piece, and the buffer support is arranged on the mounting piece; the connecting piece and the mounting piece are both vertically connected with the horizontal frame.

5. The appearance detection device for the high-precision hose is characterized in that a height adjusting mechanism is arranged between the mounting piece and the horizontal frame and used for adjusting the height of the mounting piece.

6. The appearance detection device for the high-precision hose as claimed in claim 5, wherein the height adjustment mechanism comprises a rotary screw and a nut, the rotary screw is arranged on the horizontal frame, the mounting member is provided with a connecting hole for being matched with the rotary screw, and the nut is arranged below the connecting hole.

7. The appearance detection device of the high-precision hose according to claim 1, wherein the lighting photographing module is arranged above the turntable, and a photographing station is arranged at a position corresponding to the uppermost mandril; along the rotation direction of carousel, the rear of station of shooing is equipped with the clean mechanism of outward appearance, and this clean mechanism of outward appearance includes the clean wheel that extends the setting along the length direction of plug, with the department that corresponds of the plug that the clean wheel corresponds is the clean station of outward appearance, when the hose that awaits measuring is located the department that corresponds of the clean mechanism of outward appearance, the outer surface of the hose that awaits measuring with clean round contact.

8. The appearance detection device for the high-precision hose according to claim 7 is characterized in that a collection end of the operation parameter collection mechanism is arranged below a core rod of the photographing station.

9. The appearance detection device for the high-precision hose as claimed in claim 8, wherein a plurality of core rods are arranged, and the plurality of core rods are distributed in a circular shape with a center of the turntable as a center and at equal intervals.

10. The appearance detection device for the high-precision flexible pipes as claimed in claim 9, wherein the rotation driving mechanism comprises a power source and a belt transmission mechanism, the belt transmission mechanism comprises a driving wheel, a plurality of driven wheels and a friction belt arranged between the driving wheel and the driven wheels in a surrounding manner, the tail ends of the plurality of core rods are respectively provided with a driven friction wheel, and the friction belt is always abutted against the driven friction wheels of the corresponding core rods on the photographing station and the appearance cleaning station.