Punching auxiliary detection device

Abstract

The utility model belongs to the technical field of hole site detection, and particularly relates to a punching auxiliary detection device, which comprises a bearing part, a light source and a light receiving part, the light receiving part is arranged above the product and is used for receiving a light beam penetrating through a hole of the product so as to form a light spot corresponding to the hole on the light receiving part; and the optical detection part is arranged on a light path formed by the light beam and is configured to determine the hole state of the product based on light spot information formed on the light receiving part. The light source can emit a light beam irradiating the product, the light beam can penetrate through the hole in the product, and a light spot corresponding to the hole can be formed on the light receiving part, so that the hole state of the product can be detected by using the optical detection part, and compared with manual detection, the detection device is low in manual participation degree and high in detection efficiency. And the holes in the product can be comprehensively detected, omission is avoided, and therefore the detection efficiency and the detection accuracy of the punching area can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hole position detection technical field, especially, relate to a punch auxiliary detection device. BACKGROUND

[0002] The notebook computer shell and other products need to be punched in the punching area on the product during the processing, and the punching is divided into through hole and blind hole, the through hole can realize the sound amplification or heat dissipation, and the blind hole plays a decorative role.

[0003] During the punching process, the operator will inevitably make mistakes, such as tool breakage, which will cause the position deviation of the punching or the position disorder of the blind hole and the through hole, etc., so after the punching is completed, the punching area needs to be detected, but at present, the detection is mostly carried out manually, the detection efficiency is low, and it is easy to miss.

[0004] Therefore, the above problems need to be solved. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a punch auxiliary detection device to improve the detection efficiency and accuracy of the punching area.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] A punch auxiliary detection device comprises:

[0008] A bearing part for bearing and positioning the product;

[0009] A light source arranged below the product and used for emitting a light beam to irradiate the product;

[0010] A light receiving part arranged above the product and used for receiving the light beam transmitted through the hole of the product to form a light spot corresponding to the hole on the light receiving part;

[0011] An optical detection part arranged on the light path formed by the light beam and configured to determine the hole state of the product based on the light spot information formed on the light receiving part.

[0012] Preferably, the optical detection part comprises:

[0013] A camera for collecting the light spot image on the light receiving part;

[0014] An image processing unit configured to output a signal representing the hole state on the product based on the light spot image.

[0015] As preferred, the optical detection part further comprises a lifting mechanism, the camera is arranged on the lifting end of the lifting mechanism, and the lifting mechanism is used for driving the camera to approach the bearing part and making the camera hover at any height.

[0016] As preferred, the lifting mechanism comprises:

[0017] A lifting rod arranged in the vertical direction;

[0018] A connecting frame slidingly arranged on the lifting rod, and the camera is arranged on the connecting frame;

[0019] A locking member arranged between the connecting frame and the lifting rod, so that the connecting frame is at any height.

[0020] As preferred, the punching auxiliary detection device further comprises a light shield cover, the light shield cover is arranged on the lifting end of the lifting mechanism, and the camera is arranged in the light shield cover; the light shield cover is used for forming a first light shielding structure with the bearing part when the camera approaches the bearing part.

[0021] As preferred, the bearing part comprises:

[0022] A loading table for bearing the product;

[0023] A light shielding mechanism arranged at the bottom of the loading table, the light shielding mechanism can form a second light shielding structure with the loading table, and the light source is arranged in the second light shielding structure.

[0024] As preferred, the bearing part further comprises a light transmission channel arranged on the loading table, one end of the light transmission channel is opposite to the light source, and the other end is opposite to the product.

[0025] As preferred, the light shielding mechanism comprises a plurality of light shielding plates, the plurality of light shielding plates can form a light shielding groove, and the loading table cover is arranged at the groove opening of the light shielding groove.

[0026] As preferred, the bearing part further comprises a positioning member arranged between the loading table and the product, so as to make the hole and the light transmission channel butt joint.

[0027] As preferred, the light receiving part is rotationally arranged on the bearing part, and the light receiving part can press the product after rotation.

[0028] The utility model discloses the beneficial effects of:

[0029] The punching auxiliary detection device places the product on the bearing part, the light source can emit a light beam to irradiate the product, the light beam can pass through the hole on the product, and can form a light spot corresponding to the hole on the light receiving part, so as to detect the hole state of the product by the optical detection part, compared with manual detection, the detection device has low manual participation, and can comprehensively detect the hole on the product, avoids omission, and can improve the punching area detection efficiency and detection accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic view of the product;

[0031] Figure 2 is a structural schematic view of the punching auxiliary detection device in the embodiment of the utility model;

[0032] Figure 3 is a structural schematic view of the bearing part bearing the product in the embodiment of the utility model;

[0033] Figure 4 is a structural schematic view of the bearing part not bearing the product in the embodiment of the utility model;

[0034] Figure 5 is Figure 4 the sectional view of

[0035] In the drawing:

[0036] 100, product; 110, hole;

[0037] 1, bearing part; 11, light passage; 12, bearing table; 13, positioning piece; 14, light shielding mechanism; 141, light shielding plate;

[0038] 2, light receiving part; 3, light source;

[0039] 4, optical detection part; 41, camera; 42, lifting mechanism; 421, lifting rod; 422, connecting frame; 423, locking piece. DETAILED DESCRIPTION

[0040] The utility model will be further explained in detail in combination with the drawings and embodiments. It can be understood that the specific embodiments described here are only used to explain the utility model, and not limited to the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawing, not all structures.

[0041] In the description of the utility model, unless another definite provision and limitation, the term "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two element interaction relationship.For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0042] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional feature between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the first feature is higher than the second feature in horizontal height.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the first feature is less than the second feature in horizontal height.

[0043] In the description of the embodiment, the terms "on", "under", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawing, only for the convenience of description and simplification operation, and not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0044] Please refer to Figure 1 The detection device can detect the hole state on the product 100, the hole state refers to punching a corresponding area on the product, if the expected hole is a through hole, and the actual hole is also a through hole, then the hole state of the product is qualified, otherwise, the actual hole is a blind hole, and the hole state of the product is unqualified, similarly, if the expected hole is a blind hole, and the actual hole is also a blind hole, then the hole state of the product is qualified, otherwise, the actual hole is a through hole, and the hole state of the product is unqualified, the product 100 in the embodiment is taken as a notebook computer shell for example, the notebook computer shell needs to be punched on the left and right sides respectively to form a loudspeaker hole for sound amplification and a blind hole for decoration, and the punching auxiliary detection device can detect the hole state on the notebook computer shell to improve the detection efficiency.In addition, in some other feasible embodiments, the punching auxiliary detection device can also detect other products, which is not limited here.

[0045] Specifically, please refer to Figures 1 to 5 The perforation auxiliary detection device comprises a bearing part 1, a light receiving part 2, a light source 3 and an optical detection part 4. The bearing part 1 is used for bearing and positioning the product 100. The light source 3 is arranged below the product 100 and is used for emitting a light beam to irradiate the product 100. The light receiving part 2 is arranged above the product 100 and is used for receiving the light beam passing through the hole 110 of the product 100 to form a light spot corresponding to the hole 110 on the light receiving part 2. The optical detection part 4 is arranged on the light path formed by the light beam and is configured to determine the hole state of the product 100 based on the light spot information formed on the light receiving part 2.

[0046] It can be understood that the product 100 is placed on the bearing part 1, the light source 3 can emit a light beam to irradiate the product 100, the light beam can pass through the hole 110 on the product 100 and form a light spot corresponding to the hole 110 on the light receiving part 2, so as to detect the hole state of the product 100 by the optical detection part 4. Compared with manual detection, the detection device has low manual participation and can comprehensively detect the hole 110 on the product 100, avoiding omission, thereby improving the detection efficiency and accuracy of the perforated area.

[0047] Preferably, the light receiving part 2 is an acrylic plate. The acrylic plate has high light transmittance and low cost.

[0048] Further, the optical detection part 4 comprises a camera 41 and an image processing unit. The camera 41 is used for collecting the light spot image on the light receiving part 2. The image processing unit is configured to output a signal representing the hole state of the product 100 based on the light spot image. It can be understood that after the product 100 is placed on the bearing part 1, the light source 3 is turned on, the light source 3 can emit a light beam to irradiate the product 100, the light beam passing through the hole 110 can form a light spot on the light receiving part 2, that is, the light beam can form a light spot image representing the hole state on the light receiving part 2. During detection, the camera 41 can collect the light spot image and transmit the light spot image to the image processing unit. The image processing unit stores the hole 110 information of the qualified product 100 and can compare the hole state of the qualified product 100 with the light spot image photographed by the camera 41, thereby detecting the hole state of the product 100.

[0049] Exemplarily, if a certain position is planned to be a through hole, the hole 110 is punched as a through hole in the punching process, and a corresponding position on the light receiving part 2 will correspondingly generate a light spot. After the image processing unit detects, qualified information is output. Conversely, if the hole is punched as a blind hole in the punching process, the corresponding position on the light receiving part 2 will not generate a light spot. After the image processing unit detects, unqualified information is output. In this way, the hole state of the product 100 can be comprehensively detected.

[0050] It should be noted that the image processing unit is an image processing software in the prior art, such as Halcon (Hierarchical Active Learning CONcepts, HALCON machine vision software) and the like, which will not be described here.

[0051] Further, the optical detection part 4 further comprises a lifting mechanism 42, the camera 41 is arranged on the lifting end of the lifting mechanism 42, and the lifting mechanism 42 is used to drive the camera 41 to approach the bearing part 1 and make the camera 41 hover at any height. It can be understood that before detection, the distance between the camera 41 and the product 100 is adjusted by the lifting mechanism 42, so as to ensure the comprehensiveness of the light spot image acquisition, and further ensure the accuracy of the detection.

[0052] Specifically, the lifting mechanism 42 comprises a lifting rod 421, a connecting frame 422 and a locking piece 423, the lifting rod 421 is arranged in the vertical direction; the connecting frame 422 is slidingly arranged on the lifting rod 421, and the camera 41 is arranged on the connecting frame 422; the locking piece 423 is arranged between the connecting frame 422 and the lifting rod 421, so as to make the connecting frame 422 at any height. It can be understood that before detection, according to the size of the punching area, the height of the camera 41 can be adjusted by sliding the connecting frame 422, and then the connecting frame 422 is locked by the locking piece 423, so as to avoid the camera 41 from falling during detection. The locking piece 423 is preferably a locking nut.

[0053] Further, the punching auxiliary detection device further comprises a light shield cover, the light shield cover is arranged on the lifting end of the lifting mechanism 42, and the camera 41 is arranged in the inside of the light shield cover; the light shield cover is used to form a first light shielding structure with the bearing part 1 when the camera 41 approaches the bearing part 1. It can be understood that before detection, the light shield cover can be controlled by the lifting mechanism 42 to approach the bearing part 1, so as to cover the product 100 from above, and the light receiving part 2 can be in a dark condition relative to the bearing part 1 under the action of the light shield cover and the bearing part 1, so as to ensure the forming quality of the light spot, and further ensure the shooting quality of the camera 41 on the light spot.

[0054] In the embodiment, the bearing part 1 comprises a bearing table 12 and a light shielding mechanism 14. The bearing table 12 is used for bearing the product 100. The light shielding mechanism 14 is arranged at the bottom of the bearing table 12. The light shielding mechanism 14 can form a second light shielding structure together with the bearing table 12. The light source 3 is arranged inside the second light shielding structure. It can be understood that the second light shielding structure can shield the light source 3, so that the light source 3 can irradiate the product 100 in a relatively dark environment, so as to further improve the integrity of the light spot.

[0055] The bearing part 1 further comprises a light passing channel 11 arranged on the bearing table 12 and a positioning piece 13. One end of the light passing channel 11 is opposite to the light source 3, and the other end is opposite to the product 100. It can be understood that the light source 3 is arranged below the bearing table 12. The light beam emitted by the light source 3 can form a light spot on the light receiving part 2 after passing through the channel and the hole 110 in sequence. In this way, the light source 3 can be conveniently maintained and replaced.

[0056] Specifically, the light shielding mechanism 14 comprises a plurality of light shielding plates 141, which can form a light shielding groove. The bearing table 12 is arranged at the slot opening of the light shielding groove. It can be understood that the light source 3 is arranged in the light shielding groove. The bearing table 12 can close the slot opening, so that the light source 3 is in a relatively dark environment. The bearing table 12 is made of a light-proof material.

[0057] Further, the bearing part 1 further comprises a positioning piece 13 arranged between the bearing table 12 and the product 100, so as to connect the hole 110 and the light passing channel 11. It can be understood that the positioning piece 13 can facilitate the alignment of the hole 110 on the product 100 and the light passing channel 11, so as to facilitate the propagation of the light beam. In this way, the hole 110 and the light passing channel 11 do not need to be aligned after the product 100 is placed, so as to further improve the detection efficiency. The positioning piece 13 is preferably a positioning block.

[0058] For example, a plurality of notches are arranged on the notebook shell. According to the positions of the notches, the positioning pieces 13 are arranged on the bearing table 12 correspondingly. The positioning pieces 13 are notch-fitted positioning blocks.

[0059] In the embodiment, the light receiving part 2 is rotatably arranged on the bearing part 1. After rotation, the light receiving part 2 can press down the product 100. It can be understood that after the product 100 is placed on the bearing part 1, the light receiving part 2 can be rotated to be attached to the top of the product 100. Under the cooperation of the light receiving part 2 and the bearing part 1, the product 100 can be clamped, so as to further ensure the alignment between the hole 110 and the light passing channel 11.

[0060] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the present application. Here, it is not necessary and also impossible to enumerate all the implementation modes. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application claim.

Claims

1. A perforation assist detection device, characterized by, The application relates to a punch hole auxiliary detection device. The punch hole auxiliary detection device comprises: a bearing part (1) for bearing and positioning a product (100); a light source (3) arranged below the product (100) and used for emitting a light beam for irradiating the product (100); a light receiving part (2) arranged above the product (100) and used for receiving the light beam transmitted through a hole (110) of the product (100) to form a light spot corresponding to the hole (110) on the light receiving part (2); 2. The perforation aided detection device of claim 1, wherein, an optical detection part (4) arranged on an optical path formed by the light beam and configured to determine a hole state of the product (100) based on light spot information formed on the light receiving part (2). The optical detection part (4) comprises: a camera (41) for collecting a light spot image on the light receiving part (2); 3. The perforation-assisted detection device of claim 2, wherein, an image processing unit configured to output a signal representing the hole state on the product (100) based on the light spot image.

4. The perforation-assisted detection device of claim 3, wherein, The optical detection part (4) further comprises a lifting mechanism (42), the camera (41) is arranged on a lifting end of the lifting mechanism (42), and the lifting mechanism (42) is used for driving the camera (41) to approach the bearing part (1) and making the camera (41) hover at any height. The lifting mechanism (42) comprises: a lifting rod (421) arranged in a vertical direction; a connecting frame (422) slidingly arranged on the lifting rod (421), and the camera (41) is arranged on the connecting frame (422); 5. The perforation-assisted detection device of claim 3, wherein, a locking member (423) arranged between the connecting frame (422) and the lifting rod (421) to make the connecting frame (422) at any height.

6. The punch assist detection device of claim 1, wherein, The punch hole auxiliary detection device further comprises a light shield cover arranged on the lifting end of the lifting mechanism (42), and the camera (41) is arranged in the light shield cover; the light shield cover is used for forming a first light shielding structure with the bearing part (1) when the camera (41) approaches the bearing part (1). The bearing part (1) comprises: a bearing table (12) for bearing the product (100); 7. The perforation-assisted detection device of claim 6, wherein, a light shielding mechanism (14) arranged at the bottom of the bearing table (12), the light shielding mechanism (14) can form a second light shielding structure with the bearing table (12), and the light source (3) is arranged in the second light shielding structure.

8. The perforation-assisted detection device of claim 7, wherein, The bearing part (1) further comprises a light transmission channel (11) arranged on the bearing table (12), one end of the light transmission channel (11) is opposite to the light source (3), and the other end is opposite to the product (100).

9. The perforation-assisted detection device of claim 7, wherein, The light shielding mechanism (14) comprises a plurality of light shielding plates (141), and the plurality of light shielding plates (141) can form a light shielding groove; the bearing table (12) is arranged at the groove opening of the light shielding groove. The bearing part (1) further comprises a positioning member (13) arranged between the bearing table (12) and the product (100) to make the hole (110) and the light transmission channel (11) butt joint.

10. The perforation aided detection apparatus of claim 1, wherein, The light receiving part (2) is rotatably arranged on the bearing part (1), and the light receiving part (2) can press down the product (100) after being rotated.

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