Injection molding part detection device

Abstract

The utility model provides an injection-molded part detection device, which comprises a machine table and an index plate which is arranged on the machine table and can rotate, and a plurality of first material loading jigs are arranged on the index plate at equal intervals and are used for placing injection-molded parts; a first detection mechanism used for detecting the height of the upper end of a pin, a second detection mechanism used for detecting the conductivity of the pin, a third detection mechanism used for detecting the height of the bottom of the pin, a fourth detection mechanism used for detecting the air tightness of an injection molding part and a discharging mechanism are sequentially arranged on the outer edge of the index plate in the rotating direction at equal intervals. The discharging mechanism comprises a discharging mechanical arm, a good product discharging area and a defective product discharging area, wherein the good product discharging area and the defective product discharging area are arranged on the two sides of the discharging mechanical arm. Through the mode, the injection molding part is subjected to multiple detections through mechanical equipment, and the detection speed and the measurement precision are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of equipment detection, in particular to an injection molded part detection device. Background Art

[0002] Injection molded parts refer to various injection molded products produced by injection molding machines, including various packages, parts, etc. They are mainly made of materials such as polyethylene or polypropylene and added with a variety of organic solvents.

[0003] An automotive injection molded product includes a columnar structure, one side of the columnar structure is integrally formed with a hole-shaped structure, the other side is integrally formed with a groove-shaped structure, two groups of pin needles placed side by side are injection molded in the groove-shaped structure, and the hole-shaped structure is perpendicular to the two sides of the columnar structure and is injection molded with iron rings, and the iron rings and pin needles are pre-buried in the mold before injection molding, so that they are integrally formed after injection molding. The upper end of the pin needle protrudes from the bottom of the groove structure and is correspondingly placed in the groove structure, and the lower end of the pin needle protrudes from the lower end surface of the columnar structure wall.

[0004] After the injection molding is completed, the injection molded parts need to be inspected in several ways to ensure whether the quality of the injection molded parts meets the standards and whether they can be put into normal use. Under the existing technology, the quality inspection of injection molded parts is manually carried out in sequence. The inspection process is relatively cumbersome, and manual measurement is prone to omissions or inaccurate measurements, resulting in low yield rate and low measurement efficiency. Utility Model Content

[0005] In order to solve the above problems, the utility model proposes an injection molded parts detection device which has a simple structure and effectively improves the detection efficiency.

[0006] The main contents of the utility model include: a machine platform, a rotatable indexing plate arranged on the machine platform, and a plurality of first material loading fixtures are arranged at equal intervals on the indexing plate for placing injection molded parts;

[0007] The outer edge of the indexing plate is provided with a first detection mechanism for detecting the height of the upper end of the pin needle, a second detection mechanism for detecting the conductivity of the pin needle, a third detection mechanism for detecting the height of the bottom of the pin needle, a fourth detection mechanism for detecting the air tightness of the injection molded part, and a material discharge mechanism at equal intervals in sequence along the rotation direction, and the material discharge mechanism includes a material discharge manipulator and a good product discharge area and a bad product discharge area placed on both sides of the material discharge manipulator;

[0008] The first material loading fixture includes a first placement plate, on which a first positioning column and a second positioning column are arranged. The first positioning column is arranged at one end of the first placement plate close to the center of the dividing plate and is adapted to the hole structure of the injection molded part. The second positioning column is arranged at one end of the first placement plate away from the center of the dividing plate and is adapted to the columnar structure of the injection molded part. The first placement plate and the dividing plate are both provided with notches at positions corresponding to the groove structures of the injection molded part.

[0009] Preferably, the first detection mechanism includes a first detection component placed on the machine platform, the first detection component includes a first placement seat, a second loading fixture is slidably arranged on one side of the first placement seat through a first transverse slide for placing injection molded parts, a second loading fixture is provided with a second transverse slide on one side along the sliding direction, a first lifting cylinder is slidably arranged on the second transverse slide, the output end of the first lifting cylinder is connected to a first height difference detector, the measuring end of the first height difference detector is downward and correspondingly placed on the upper end of the groove structure of the injection molded part.

[0010] Preferably, the second loading fixture includes a second placement plate, on which a third positioning column and a fourth positioning column are arranged, the third positioning column is adapted to the hole structure of the injection molded part, the fourth positioning column is adapted to the columnar structure of the injection molded part, and proximity switches are provided on both sides of the third positioning column in a direction perpendicular to the fourth positioning column for detecting the iron ring of the injection molded part.

[0011] Preferably, a first conveying member is arranged above the first detecting member, and the first conveying member is used to convey the injection molded part placed on the first detecting member to the dividing plate. The first conveying member comprises a first moving module, and the first moving module is provided with a first pneumatic clamp.

[0012] Preferably, the second detection mechanism includes a second bracket placed on the machine platform, a third lifting cylinder is provided at the upper end of the second bracket close to the dividing plate, the output end of the third lifting cylinder is connected to the first conductivity measuring instrument, the measuring end of the first conductivity measuring instrument is downward and correspondingly located above the dividing plate; a fourth lifting cylinder is provided at the lower end of the second bracket close to the dividing plate, the output end of the fourth lifting cylinder is connected to the second conductivity measuring instrument, the measuring end of the second conductivity measuring instrument is upward and correspondingly located below the dividing plate.

[0013] Preferably, the third detection mechanism includes a third bracket placed on the machine platform, a third transverse slide is provided at the lower end of the third bracket close to the dividing plate, a fifth lifting cylinder is slidably provided on the third transverse slide, a second height measuring instrument is configured at the output end of the fifth lifting cylinder, the measuring end of the second height measuring instrument faces upward and is located correspondingly below the dividing plate, and is used to detect the height of the bottom end of the pin needle, and the upper end of the third bracket is connected to a third fixing part through a sixth lifting cylinder, which is used to fix the position of the injection molded part.

[0014] Preferably, the fourth detection mechanism includes a fourth bracket placed on the machine platform, a second conveying member is provided at an upper end of one side of the fourth bracket, the second conveying member includes a second movable module and a second pneumatic clamp configured on the second movable module, and is used to convey the injection molded part, and an airtightness detection member is provided at an upper end of a side of the fourth bracket away from the second conveying member, and is used to perform airtightness detection.

[0015] Preferably, a movable component is disposed at the lower end of the fourth bracket, and the movable component includes a third loading jig, a movable slide rail and a movable cylinder. The third loading jig is used to place the injection molded parts. The third loading jig is connected to the output end of the movable cylinder and is slidably arranged on the movable slide rail through a slider. The movable slide rail extends from the bottom of the second conveying component to the bottom of the air tightness detection component.

[0016] Preferably, the airtightness detection component includes a seventh lifting cylinder arranged on the fourth bracket, the output end of the seventh lifting cylinder is downward and connected to a connecting plate, and the bottom of the connecting plate is provided with a hole structure seal and a groove structure seal, which can be respectively adapted to the hole structure and groove structure of the injection molded part.

[0017] The beneficial effects of the utility model are as follows: the application realizes automatic air tightness detection of injection molded parts, height and conductivity detection of pin needles of injection molded parts, no manual operation is required, the degree of automation is high, work efficiency and operation accuracy are greatly improved, and mass production and processing are convenient; several detection structures are integrated on the same component, achieving high integration, reducing occupied space, facilitating layout, and having wide applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the product injection molded part;

[0019] Figure 2 for Figure 1 Schematic diagram of the cross-sectional structure of AA;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of a preferred embodiment;

[0021] Figure 4 This is a schematic diagram of the three-dimensional structure of a preferred embodiment without the feeding mechanism;

[0022] Figure 5 This is a schematic diagram of the three-dimensional structure of a dividing plate of a preferred embodiment;

[0023] Figure 6 This is a schematic diagram of the three-dimensional structure of the first detection mechanism of a preferred embodiment;

[0024] Figure 7 It is a schematic diagram of the three-dimensional structure of the second detection mechanism of a preferred embodiment;

[0025] Figure 8 It is a schematic diagram of the three-dimensional structure of the third detection mechanism of a preferred embodiment;

[0026] Fig. 9 It is a schematic diagram of the three-dimensional structure of the fourth detection mechanism of a preferred embodiment;

[0027] Reference numerals:

[0028] 1. Injection molded parts; 2. Machine; 3. Indexing plate; 4. First testing mechanism; 5. Second testing mechanism; 6. Third testing mechanism; 7. Fourth testing mechanism; 8. Unloading mechanism; 9. Fifth testing mechanism;

[0029] 11. Columnar structure; 12. Hole structure; 13. Groove structure; 14. Pin needle; 15. Iron ring;

[0030] 31. The first loading fixture; 311. The first placement plate; 312. The first positioning column; 32. Notch;

[0031] 41. first bracket; 42. first transverse slide; 43. second material loading fixture; 431. second placement plate; 432. third positioning column; 44. proximity switch; 45. second transverse slide; 46. first lifting cylinder; 47. first height measuring instrument; 48. first moving module; 481. first pneumatic clamp; 491. second lifting cylinder; 492. first fixing member;

[0032] 51. second bracket; 52. third lifting cylinder; 53. first conduction measuring instrument; 54. fourth lifting cylinder; 55. second conduction measuring instrument; 56. second fixing member;

[0033] 61. third bracket; 62. third traverse slide; 63. fifth lifting cylinder; 64. second height measuring instrument; 65. sixth lifting cylinder; 66. third fixing member;

[0034] 71. fourth bracket; 72. third material loading fixture; 73. movable slide rail; 74. movable cylinder; 75. second movable module; 76. second pneumatic clamp; 77. seventh lifting cylinder; 78. connecting plate; 781. hole-shaped structure sealing member; 782. groove-shaped structure sealing member; 783. fourth fixing member; 784. elastic member;

[0035] 81. Material unloading robot; 82. Good product unloading area; 83. Defective product unloading area;

[0036] 91. Fifth bracket; 92. Camera. DETAILED DESCRIPTION

[0037] The technical solution protected by the utility model is described in detail below with reference to the accompanying drawings.

[0038] like Figure 1-2 As shown, an injection molded part 1 for automobile includes an integrally formed columnar structure 11 and a hole-like structure 12, wherein a groove-like structure 13 is injection-molded on one side of the columnar structure 11 away from the hole-like structure 12, and two groups of mutually parallel pin needles 14 are injection-molded in the groove-like structure 13, wherein the upper ends of the pin needles 14 protrude from the bottom of the groove of the groove structure 13 and are built in the groove structure 13, and the lower ends of the pin needles 14 correspondingly protrude from the lower end surface of the columnar structure 11, and iron rings 15 are injection-molded on both sides of the hole-like structure 12.

[0039] like Figure 3-4 As shown, the present application discloses an injection molded part inspection device, which is used to inspect various indicators of the injection molded part to determine whether its quality meets the standard requirements. Specifically, it includes a machine table 2, on which a rotatable dividing plate 3 is correspondingly arranged, and a plurality of first material loading fixtures 31 are evenly arranged on the dividing plate 3 for placing the injection molded part. A first inspection mechanism 4 for inspecting the height of the upper end of the pin needle, a second inspection mechanism 5 for inspecting the conductivity of the pin needle, a third inspection mechanism 6 for inspecting the height of the bottom of the pin needle, a fourth inspection mechanism 7 for inspecting the air tightness of the injection molded part, and a material discharge mechanism 8 are evenly arranged on the outer edge of the dividing plate 3 along the rotation direction.

[0040] like Figure 1-5 As shown, the first material loading fixture 31 includes a first placement plate 311 placed on the indexing plate 3, a first positioning column 312 is arranged on the first placement plate 311 near the center of the indexing plate 3, and a second positioning column (not shown) is arranged on the side away from the center of the indexing plate 3. The first positioning column 312 is adapted to the hole structure 12 of the injection molded part, and the second positioning column is adapted to the columnar structure 11 of the injection molded part. When the injection molded part is placed on the first material loading fixture 31, the first positioning column 312 and the second positioning column work together to ensure that the injection molded part 1 is accurately placed. The indexing plate 3 and the first placement plate 311 are both provided with notches 32 at the positions of the groove structures of the injection molded part, which are convenient for detecting the pin needles.

[0041] like Figure 1-6 As shown, the first detection mechanism 4 is used to detect the upper end height of the pin needle 14 in the injection molded part, which includes a first detection member placed on the machine 2 and a first conveying member placed above the first detection member, and the first conveying member is used to transfer and convey the injection molded part placed on the first detection member to the indexing plate 3. The first detection member includes a first bracket 41 placed on the machine 2, and a second material loading fixture 43 is slidably provided on one side of the first bracket 41 through a first transverse slide 42 for placing the injection molded part, and a first lifting cylinder 46 is slidably provided on one side of the first transverse slide 42 along the sliding direction through a second transverse slide 45, and the output end of the first lifting cylinder 46 is downward and connected to a first height difference measuring instrument 47 for measuring the upper end height of the pin needle 14.

[0042] like Figure 1-6 As shown, the second loading fixture 43 includes a second placement plate 431, and the second placement plate 431 is provided with a third positioning column 432 and a fourth positioning column (not shown) arranged adjacently, the third positioning column 432 is adapted to the hole structure 12 of the injection molded part 1, and the fourth positioning column is adapted to the columnar structure 11 of the injection molded part 1, and the third positioning column 432 and the fourth positioning column cooperate to determine the accurate placement position of the injection molded part 1 to ensure the accuracy of the measurement result. The two sides of the third positioning column 432 are correspondingly provided with proximity switches 44, which are used to detect whether the iron rings 15 on both sides of the injection molded part placed on the second loading fixture 43 exist. The sliding direction of the second transverse slide 45 is perpendicular to the extension direction of the two groups of positioning columns on the second loading fixture 43, that is, the sliding direction of the second transverse slide 45 is consistent with the placement order of the pin needles 14 in the injection molded part placed on the second loading fixture 43, and the upper end heights of the two groups of pin needles 14 can be measured respectively.

[0043] like Figure 1-6 As shown, the first height measuring instrument 47 measures the displacement distance of the probe when it descends to the bottom of the groove of the injection molded part groove structure 13, and then measures the displacement distance when it descends to the upper end surface of the groove of the injection molded part 13, and then measures the displacement distance when it descends to the upper end of the two groups of pin needles in sequence, so that the injection height of the upper end of the pin needle 14 and the depth of the groove structure 13 of the injection molded part can be calculated.

[0044] like Figure 1-6As shown, the first detection mechanism 4 also includes a first transporting member correspondingly arranged above the first detection member, and the first transporting member includes a first moving module 48 placed on the machine table 2, and the first moving module 48 is movably provided with a first pneumatic clamp 481, which is used to clamp the injection molded part placed on the second material carrier 43 and transport it to the first material carrier 31 placed on the indexing plate 3. Preferably, a first fixing member 492 is arranged on the side of the second material carrier 43 through a second lifting cylinder 491, and the first fixing member 492 can be pressed on the injection molded part to fix the position of the injection molded part, so as to prevent it from shaking during the measurement process, or to prevent the external manipulator from placing the injection molded part to be detected on the second material carrier 43 when the injection molded part is not placed in place.

[0045] like Figure 1-7 As shown, the second detection mechanism 5 includes a second bracket 51 placed on the machine 2, and a third lifting cylinder 52 is arranged at the upper end of the second bracket 51 close to the dividing plate 3. The output end of the third lifting cylinder 52 is downward and connected to the first conductivity measuring instrument 53. The probe of the first conductivity measuring instrument 53 is downward and correspondingly placed above the dividing plate 3; the lower end of the second bracket 51 close to the dividing plate 3 is provided with a fourth lifting cylinder 54, and the output end of the fourth lifting cylinder 54 is upward and connected to the second conductivity measuring instrument 55. The probe of the second conductivity measuring instrument 55 is upward and correspondingly placed below the dividing plate 3. The third lifting cylinder 52 drives the first conductivity measuring instrument 53 to descend and contact the upper end of the pin needle 14, and at the same time, the fourth lifting cylinder 54 drives the second conductivity measuring instrument 55 to ascend and contact the lower end of the pin needle 14, so as to determine whether the pin needle 14 has conductivity. Preferably, a second fixing member 56 is further arranged on the output end of the third lifting cylinder 52, which can be lowered synchronously with the first conductivity measuring instrument 53 and pressed against the upper end of the injection molded part to ensure the position stability of the injection molded part during the measurement process.

[0046] like Figure 1-8 As shown, the third detection mechanism 6 includes a third bracket 61 placed on the machine table 2, and a third transverse slide 62 is arranged at the lower end of the third bracket 61 near the dividing plate 3, and a fifth lifting cylinder 63 is slidably arranged on the third transverse slide 62. A second height measuring instrument 64 is arranged at the output end of the fifth lifting cylinder 63, and the measuring end of the second height measuring instrument 64 is upward, which is used to detect the height of the bottom end of the pin needle 14. Preferably, the upper end of the third bracket 61 is connected to a third fixing member 66 through a sixth lifting cylinder 65, and the third fixing member 66 descends to abut against the upper end of the injection molded part to fix the position of the injection molded part.

[0047] like Figure 1-8 As shown, the second height measuring instrument 64 measures the displacement distance of the two groups of pin needles respectively when rising to contact the bottom ends, and then measures the displacement distance of the lower end surface of the columnar structure wall when rising to contact, so as to determine whether the protruding height of the lower end of the pin needle meets the standard.

[0048] like Figure 1-9 As shown, the fourth detection mechanism 7 is used to perform air tightness detection of injection molded parts, and includes a fourth bracket 71 placed on the machine table 2. A second conveying member is provided on one side of the upper end of the fourth bracket 71, and an air tightness detection member is provided on the other side. A moving member is arranged below the fourth bracket 71, and the moving member includes a third material loading fixture 72, a moving slide rail 73 and a moving cylinder 74. The third material loading fixture 72 is used to place injection molded parts. The third material loading fixture 72 is slidably arranged on the moving slide rail 73 through a slider and is connected to the moving cylinder 74. The moving slide rail 73 is extended along the direction from the second conveying member to the air tightness detection member, and the third material loading fixture 72 is driven by the action of the moving cylinder 74 to slide back and forth below the second conveying member and below the air tightness detection member.

[0049] like Figure 1-9 As shown, the second transport member includes a second movable module 75, on which a second pneumatic clamp 76 is movably configured. The second pneumatic clamp 76 is used to grab the injection molded parts from the dividing plate 3 and transport them to the transverse member for inspection, and then move the injection molded parts after inspection back to the dividing plate 3.

[0050] like Figure 1-9 As shown, the airtightness detection component includes a seventh lifting cylinder 77 arranged on the side of the fourth bracket 71 away from the second conveying component. The output end of the seventh lifting cylinder 77 is downward and connected to a connecting plate 78. The bottom of the connecting plate 78 is correspondingly provided with a hole-shaped structure seal 781 and a groove-shaped structure seal 782. The bottom of the third material loading fixture 72 is connected to an airtightness detector (not shown) to perform a blow test on the injection molded part. When the third material loading fixture 72 moves to the bottom of the airtightness detection component, the hole-shaped structure seal 781 and the groove-shaped structure seal 782 are correspondingly lowered and pressed on the hole structure 12 and the groove structure 13 of the injection molded part 1, so that the injection molded part is correspondingly in a sealed state.

[0051] like Figure 1-9 As shown, preferably, a fourth fixing member 783 is disposed between the corresponding hole-shaped structure sealing member 781 and the groove-shaped structure sealing member 782 at the bottom of the connecting plate 78. The fourth fixing member 783 and the connecting plate 78 are synchronously lowered and correspondingly pressed on the columnar structure 11 of the injection molded part to fix the position of the injection molded part. Preferably, the fourth fixing member 783 and the connecting plate 78 are connected by an elastic member 784 to prevent the connecting plate 78 from falling too far and causing hard damage to the injection molded part below by the fourth fixing member 783.

[0052] like Figure 1-3As shown, the unloading structure includes an unloading manipulator 81 placed on the machine 2, and a good product unloading area 82 and a bad product unloading area 83 are arranged on both sides of the corresponding unloading manipulator 81. The good product unloading area 82 is used to collect products that have passed the inspection, and the bad product unloading area 83 is used to collect products that have failed the inspection. Preferably, in this embodiment, the good product unloading area 82 includes a conveyor belt placed on the machine 2, and the bad product unloading area 83 is set as a collection trough obliquely opened on the machine 2.

[0053] like Figure 1-4 As shown, the fourth detection mechanism 7 is also provided with a fifth detection mechanism 9 corresponding to the rear side of the indexing plate 3 along the rotation direction, which is used to detect the overall appearance of the injection molded part. The fifth detection mechanism 9 includes a fifth bracket 91 placed on the machine table 2, and a camera is arranged on the upper end of the fifth bracket 91, which is used to take pictures of the injection molded part placed on the indexing plate 3 to determine whether the pin is deformed after several detection steps, which affects the quality.

[0054] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An injection molded parts detection device, characterized in that: Mainly include: A machine platform, a rotatable indexing plate arranged on the machine platform, wherein a plurality of first material loading fixtures are arranged at equal intervals on the indexing plate for placing injection molded parts; The outer edge of the indexing plate is provided with a first detection mechanism for detecting the height of the upper end of the pin needle, a second detection mechanism for detecting the conductivity of the pin needle, a third detection mechanism for detecting the height of the bottom of the pin needle, a fourth detection mechanism for detecting the air tightness of the injection molded part, and a material discharge mechanism at equal intervals in sequence along the rotation direction, and the material discharge mechanism includes a material discharge manipulator and a good product discharge area and a bad product discharge area placed on both sides of the material discharge manipulator; The first material loading fixture includes a first placement plate, on which a first positioning column and a second positioning column are arranged. The first positioning column is arranged at one end of the first placement plate close to the center of the dividing plate and is adapted to the hole structure of the injection molded part. The second positioning column is arranged at one end of the first placement plate away from the center of the dividing plate and is adapted to the columnar structure of the injection molded part. The first placement plate and the dividing plate are both provided with notches at positions corresponding to the groove structures of the injection molded part.

2. The injection molded part detection device according to claim 1, characterized in that: The first detection mechanism includes a first detection component placed on the machine platform, the first detection component includes a first placement seat, a second material loading fixture is slidably arranged on one side of the first placement seat through a first transverse slide, and is used to place injection molded parts, a second material loading fixture is provided with a second transverse slide on one side along the sliding direction, a first lifting cylinder is slidably arranged on the second transverse slide, the output end of the first lifting cylinder is connected to a first height difference detector, and the measuring end of the first height difference detector is downward and correspondingly placed on the upper end of the groove structure of the injection molded part.

3. The injection molded part detection device according to claim 2, characterized in that: The second loading fixture includes a second placement plate, on which a third positioning column and a fourth positioning column are arranged, the third positioning column is adapted to the hole structure of the injection molded part, the fourth positioning column is adapted to the columnar structure of the injection molded part, and proximity switches are arranged on both sides of the third positioning column perpendicular to the direction of the fourth positioning column for detecting the iron ring of the injection molded part.

4. The injection molded part detection device according to claim 2, characterized in that: A first conveying member is arranged above the first detecting member, and the first conveying member is used to convey the injection molded part placed on the first detecting member to the indexing plate. The first conveying member comprises a first moving module, and a first pneumatic clamp is arranged on the first moving module.

5. The injection molded part detection device according to claim 1, characterized in that: The second detection mechanism includes a second bracket placed on the machine platform, a third lifting cylinder is provided at the upper end of the second bracket close to the dividing plate, the output end of the third lifting cylinder is connected to the first conductivity measuring instrument, the measuring end of the first conductivity measuring instrument is downward and correspondingly located above the dividing plate; a fourth lifting cylinder is provided at the lower end of the second bracket close to the dividing plate, the output end of the fourth lifting cylinder is connected to the second conductivity measuring instrument, the measuring end of the second conductivity measuring instrument is upward and correspondingly located below the dividing plate.

6. The injection molded part detection device according to claim 1, characterized in that: The third detection mechanism includes a third bracket placed on the machine platform, a third transverse slide is arranged at the lower end of the third bracket close to the dividing plate, a fifth lifting cylinder is slidably arranged on the third transverse slide, a second height measuring instrument is arranged at the output end of the fifth lifting cylinder, the measuring end of the second height measuring instrument is upward and correspondingly located below the dividing plate, and is used to detect the height of the bottom end of the pin needle, and the upper end of the third bracket is connected to a third fixing part through a sixth lifting cylinder, which is used to fix the position of the injection molded part.

7. The injection molded part detection device according to claim 1, characterized in that: The fourth detection mechanism includes a fourth bracket placed on the machine platform, a second conveying member is arranged at an upper end of one side of the fourth bracket, the second conveying member includes a second movable module and a second pneumatic clamp arranged on the second movable module, and is used to convey the injection molded part, and an airtightness detection member is arranged at an upper end of a side of the fourth bracket away from the second conveying member, and is used to perform airtightness detection.

8. The injection molded part detection device according to claim 7, characterized in that: A movable component is disposed at the lower end of the fourth bracket, and the movable component includes a third loading jig, a movable slide rail and a movable cylinder. The third loading jig is used to place the injection molded parts. The third loading jig is connected to the output end of the movable cylinder and is slidably arranged on the movable slide rail through a slider. The movable slide rail extends from the bottom of the second conveying component to the bottom of the air tightness detection component.

9. The injection molded part detection device according to claim 7, characterized in that: The airtightness detection component includes a seventh lifting cylinder arranged on the fourth bracket, the output end of the seventh lifting cylinder is downward and connected to a connecting plate, and the bottom of the connecting plate is provided with a hole structure seal and a groove structure seal, which can be respectively adapted to the hole structure and groove structure of the injection molded part.

10. The injection molded part detection device according to claim 1, characterized in that: The outer edge of the dividing plate is also provided with a fifth detection mechanism, which is located correspondingly between the fourth detection mechanism and the unloading mechanism. The fifth detection mechanism includes a fifth bracket, and a camera is provided at the upper end of the fifth bracket.

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