Bottle blank automatic detection machine

Abstract

The utility model discloses an automatic bottle blank detection machine which comprises a blank transmission device, a conversion device, a detection platform, an unqualified product selection platform and a qualified product transmission device which are arranged in sequence, and a guide device is arranged between the blank transmission device and the conversion device; the detection platform comprises a tool clamp and a plurality of detection devices, the plurality of detection devices comprise a bottle opening detection device, a weight detection device, a bottle body detection device and an appearance detection device, after bottle blanks are sequentially detected by the plurality of detection devices, unqualified products are removed, and the blank conveying device comprises a first motor and a blank conveying belt. The first motor is in transmission connection with the blank conveying belt, and a plurality of bottle blanks are arranged on the blank conveying belt. According to the utility model, a plurality of detection platforms are integrated together, so that automatic detection can be realized, meanwhile, bottle blanks can be continuously detected, unqualified products caused by appearance, bottle openings, bubbles, cracking and the like of products can be detected, and the detection efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to a detection machine, in particular to an automatic bottle blank detection machine. Background Art

[0002] At present, the existing bottle blank inspection equipment in China is a single inspection, which cannot realize continuous automatic inspection, cannot effectively cooperate with the production rhythm of the previous injection molding machine process, and has low inspection efficiency. At the same time, there are also phenomena of missed inspection and incomplete inspection. Utility Model Content

[0003] Purpose of the utility model: The purpose of the utility model is to provide an automatic bottle blank inspection machine, which realizes continuous and automated inspection and greatly improves the inspection efficiency.

[0004] Technical solution: The utility model includes a blank transmission device, a conversion device, a detection platform, a defective product selection platform and a qualified product transmission device which are arranged in sequence, wherein a guide device is provided between the blank transmission device and the conversion device; the detection platform includes a tooling fixture and a plurality of detection devices, the plurality of detection devices include a bottle mouth detection device, a weight detection device, a bottle body detection device and an appearance detection device, and after the blanks are sequentially detected by the plurality of detection devices, defective products are removed.

[0005] The blank transmission device includes a first motor and a blank conveyor belt, the first motor and the blank conveyor belt are transmission-connected, a plurality of bottle blanks are arranged on the blank conveyor belt, the blank conveyor belt is driven by the first motor to operate, and then the bottle blanks on the surface of the blank conveyor belt are successively conveyed to the conversion device.

[0006] The conversion device includes a conversion conveyor belt, and the guide device includes a guide rail. The guide rail is arranged between the blank conveyor belt and the conversion conveyor belt, and can effectively guide the bottle blanks into the guide rail to prevent the bottle blanks from tipping over, so that the bottle blanks can enter the next process in an orderly manner.

[0007] The bottle mouth detection device includes a detection platform and a first visual camera. Under the scanning of the first visual camera, the bottle blank with defective bottle mouth is scanned and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is rejected after the signal feedback from the central processing unit.

[0008] The weight detection device includes a detection platform and a weight sensor. The detection platform is provided with a weight sensor. Under the detection of the weight sensor, products whose weight does not meet the standard or is not within the standard weight range are detected, and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is removed through signal feedback from the central processing unit.

[0009] The bottle body detection device includes a shading plate, a third visual camera, a third motor and a rotating bracket. The third motor is connected to the bottom of the rotating bracket, a clamp is installed on the top of the rotating bracket, the third visual camera is provided on one side of the rotating bracket, and a shading plate is provided on the other side.

[0010] The third visual camera can scan the bottle blanks with defects on the bottle body and transmit the data to the processor, and then to the central processor, marking them as unqualified products. After the products enter the unqualified product selection area, the unqualified products are removed through signal feedback from the central processor.

[0011] The appearance inspection device includes a detection platform and a second visual camera. The second visual camera can detect bottle blanks with unqualified appearance and transmit data to a processor. After the data is transmitted to a central processor, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is removed through signal feedback from the central processor.

[0012] The appearance detection device is arranged in the light shield.

[0013] The defective product sorting platform comprises a manipulator, a translation cylinder, a lifting cylinder and a collection box. The translation cylinder and the lifting cylinder are both connected to the manipulator and are used to drive the manipulator to translate and lift.

[0014] Beneficial effects: The utility model can realize automatic detection by integrating multiple detection platforms. At the same time, the bottle blank can realize continuous detection. Unqualified products caused by product appearance, bottle mouth, bubbles, cracks, etc. can be detected, and the detection efficiency is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a top view of the utility model;

[0017] Figure 3 It is a side view of the utility model;

[0018] Figure 4 It is a schematic diagram of the detection platform of the utility model;

[0019] Figure 5 It is a schematic diagram of the clamp of the present utility model. DETAILED DESCRIPTION

[0020] The utility model will be further described below in conjunction with the accompanying drawings.

[0021] like Figures 1 to 5As shown, the automatic preform inspection machine of the present invention comprises a blank transmission device, a conversion device, an inspection platform, a defective product sorting platform and a qualified product transmission device which are arranged in sequence, wherein a guide device is provided between the blank transmission device and the conversion device.

[0022] like Figure 2 As shown, the blank conveying device includes a first motor 1 and a blank conveyor belt 16, the first motor 1 and the blank conveyor belt 16 are connected by transmission, and a plurality of bottle blanks 2 are arranged on the blank conveyor belt 16, and the bottle blanks 2 are grabbed by a robot and placed on the conveyor belt. Since the injection molding machine molds of this embodiment are all 12 films, the formed bottle blanks 2 are conveyed by the conveyor belt and enter the track-changing conveyor belt, which is changed from the original 3x4 array to a single array and enters the blank conveyor belt 16. The blank conveyor belt 16 is driven by the first motor 1 to operate, and then the bottle blanks 2 on the surface of the blank conveyor belt 16 are successively conveyed to the conversion device. On the conversion device, the bottle blanks 2 are arranged in order, waiting to be grabbed by the fixture 10, and the conversion device and the fixture 10 are synchronized. The conversion device includes a conversion conveyor belt 3, and a guide device is provided between the blank conveyor belt 16 and the conversion conveyor belt 3. The guide device includes a guide rail 15. The guide rail 15 uses two aluminum alloy rails, which can effectively guide the bottle blank 2 into the guide rail to prevent the bottle blank 2 from tipping over, so that the bottle blank 2 can enter the next process in an orderly manner. The guide rail 15 is arranged between the blank conveyor belt 16 and the conversion conveyor belt 3. After being guided by the guide rail 15, the bottle blank 2 is conveyed to the detection platform via the conversion conveyor belt 3.

[0023] like Figure 3 and Figure 4 As shown, the inspection platform includes a fixture 10 and a plurality of inspection devices. The fixture 10 is used to clamp the preform 2 and send it to each inspection device for inspection in sequence. Figure 5 As shown, it includes multiple groups of parallelly arranged clamps 101. The clamps 101 of this embodiment are U-shaped clamps. A driving cylinder 102 is connected to the bottom of each clamp 101. The clamps 101 are driven by the driving cylinder 102 to clamp the bottle blank 2 and send it to each detection device for sequential detection.

[0024] The multiple detection devices include a bottle mouth detection device, a weight detection device, a bottle body detection device and an appearance detection device. The bottle mouth detection device includes a detection table and a first 3D vision camera 9. The fixture 10 clamps the bottle blank 2 on the conversion conveyor belt 3 and places it on the detection table. Under the scanning of the first 3D vision camera 9, the bottle blank 2 with defective bottle mouth can be effectively scanned out, and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is rejected after the signal feedback from the central processing unit.

[0025] The weight detection device includes a detection platform and a weight sensor 21. The detection platform is provided with the weight sensor 21. The fixture 10 clamps the bottle blank 2 after being detected by the bottle mouth detection device and places it on the detection platform of the weight detection device. Under the detection of the weight sensor 21, the product whose weight does not meet the standard or is not within the standard weight range can be detected, and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is rejected through the signal feedback of the central processing unit.

[0026] The bottle body inspection device includes a shading plate 11, a third 3D vision camera 13, a third motor 18 and a rotating bracket 19. The bottom of the rotating bracket 19 is connected to the third motor 18, and the top of the rotating bracket 19 is installed with a fixture. The third 3D vision camera 13 is provided on one side of the rotating bracket 19, and the shading plate 11 is provided on the other side. The fixture here can adopt the above-mentioned tooling fixture, so as to effectively fix the bottle blank 2 and prevent the bottle blank 2 from shifting. The tooling fixture 10 clamps the bottle blank 2 after being detected by the weight detection device and places it in the fixture of the rotating bracket 19, and fixes the bottle blank 2 through the fixture, and then drives the bottle blank 2 to rotate through the third motor 18. Under the scanning of the third 3D vision camera 13, the bottle blank 2 with defects (including bubbles, defects, etc.) on the bottle body is scanned out, and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is rejected through the signal feedback of the central processing unit.

[0027] The appearance inspection device is arranged in the light shield 6, including the inspection platform and the second 3D vision camera 12. The fixture 10 will be...

[0028] The bottle blank 2 after inspection by the bottle body inspection device is clamped and placed on the inspection table of the appearance inspection device. After scanning and photographing by the second 3D vision camera 12, the bottle blank 2 with unqualified appearance can be detected, and the data is transmitted to the processor. After the data is transmitted to the central processing unit, it is marked as an unqualified product. After the product enters the unqualified product selection area, the unqualified product is rejected after the signal feedback from the central processing unit.

[0029] The preforms 2 that have completed all the above tests enter the unqualified product selection platform one after another. The unqualified product selection platform includes a manipulator 7, a translation cylinder 4, a lifting cylinder 5 and a collection box 14. The translation cylinder 4 and the lifting cylinder 5 are connected to the manipulator 7 to drive the manipulator 7 to translate and lift. After the preforms 2 enter the unqualified product selection platform one after another, the central processor feeds back the unqualified products to the manipulator 7, and the manipulator 7 removes the unqualified products and sends them to the collection box 14, while the qualified products enter the qualified product transmission device. The qualified product transmission device includes a qualified product conveyor belt 17 and a second motor 8. The qualified product conveyor belt 17 is driven by the second motor 8 to transmit, and then the qualified preforms 2 are sent to the next process.

Claims

1. A preform automatic inspection machine, characterized in that: It includes a blank transmission device, a conversion device, a detection platform, a defective product selection platform and a qualified product transmission device which are arranged in sequence, wherein a guide device is arranged between the blank transmission device and the conversion device; the detection platform includes a tooling fixture and multiple detection devices, and the multiple detection devices include a bottle mouth detection device, a weight detection device, a bottle body detection device and an appearance detection device. After the blanks are detected in sequence by the multiple detection devices, the defective products are removed.

2. The automatic preform inspection machine according to claim 1, characterized in that: The blank transmission device comprises a first motor and a blank conveyor belt. The first motor and the blank conveyor belt are in driving connection, and a plurality of bottle blanks are arranged on the blank conveyor belt.

3. The automatic preform inspection machine according to claim 2, characterized in that: The conversion device comprises a conversion conveyor belt, and the guide device comprises a guide rail, and the guide rail is arranged between the blank conveyor belt and the conversion conveyor belt.

4. The automatic preform inspection machine according to claim 1, characterized in that: The bottle mouth detection device comprises a detection platform and a first visual camera, and the first visual camera is used to scan the bottle blanks with defective bottle mouths.

5. The automatic preform inspection machine according to claim 4, characterized in that: The weight detection device comprises a detection platform and a weight sensor. The detection platform is provided with a weight sensor, and products with unqualified weight are detected by the weight sensor.

6. The automatic preform inspection machine according to claim 5, characterized in that: The bottle body detection device includes a shading plate, a third visual camera, a third motor and a rotating bracket. The third motor is connected to the bottom of the rotating bracket, a clamp is installed on the top of the rotating bracket, the third visual camera is provided on one side of the rotating bracket, and a shading plate is provided on the other side.

7. The automatic preform inspection machine according to claim 6, characterized in that: The third visual camera can scan out the bottle blanks with defects on the bottle body.

8. The automatic preform inspection machine according to claim 6, characterized in that: The appearance inspection device comprises an inspection platform and a second visual camera, wherein the second visual camera can detect bottle blanks with unqualified appearance.

9. The automatic bottle blank inspection machine according to claim 8, characterized in that: The appearance detection device is arranged in the light shield.

10. The automatic bottle blank inspection machine according to claim 1, characterized in that: The unqualified product sorting platform comprises a manipulator, a translation cylinder, a lifting cylinder and a collection box, and the translation cylinder and the lifting cylinder are both connected to the manipulator.

Images