Bulb double-tool chain circulation type detection machine

Abstract

The utility model provides a double-tool chain circulating type detection machine for a bulb. The double-tool chain circulating type detection machine comprises a rack, the circulating conveying mechanism is mounted above the rack; the circulating conveying mechanism is sequentially provided with an upper detection mechanism, a lower detection mechanism, a power detection mechanism and a defective product removing mechanism in the anticlockwise direction. The number of the double-station rotating tools is multiple, and the multiple double-station rotating tools are distributed on the circulating conveying mechanism at equal intervals. The double-station rotating tool is provided with a first carrying hole and a second carrying hole which are used for containing bulbs. The high-low position switching mechanism is used for moving the bulb from the first carrying hole in the double-station rotating tool to the second carrying hole. A bulb is switched between two stations, namely a first carrying hole and a second carrying hole through the double-station rotating tool and the high-low position switching mechanism, the double-station rotating tool is conveyed in cooperation with the circulating conveying mechanism, and the upper detection mechanism and the lower detection mechanism are arranged on the conveying path, so that the overall bulb is detected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of bulb detection, especially to bulb double tooling chain circulation type detection machine. BACKGROUND

[0002] Bulb assembly needs to be detected in appearance and power test, and the qualified products are marked and packaged after detection.

[0003] The current detection equipment on the market adopts front-end single tooling chain circulation to transition, then uses a carrying mechanism to carry the products to a double tooling divider turntable for precise positioning, and then carries the products to the rear-end single tooling chain circulation for discharging. Because of the front-end transition, the middle precise positioning, and the rear-end transition, the equipment occupies a large space and has a high cost. UTILITY MODEL CONTENTS

[0004] The utility model discloses a bulb double tooling chain circulation type detection machine to solve the technical problem that the whole equipment occupies a large space.

[0005] The utility model solves the above-mentioned technical problem through the following technical scheme:

[0006] The utility model provides a bulb double tooling chain circulation type detection machine, including the frame, still include: circulation conveying mechanism, the circulation conveying mechanism is installed to the frame top, the circulation conveying mechanism is sequentially provided with upper detection mechanism, lower detection mechanism, power detection mechanism and bad rejection mechanism along the counterclockwise direction, double station rotary tooling, the double station rotary tooling has two self-rotating disc bodies, the number of double station rotary tooling is a plurality of, and a plurality of double station rotary toolings are distributed to the circulation conveying mechanism at equal intervals, the circulation conveying mechanism is used to drive double station rotary tooling to pass from upper detection mechanism, lower detection mechanism and bad rejection mechanism in turn, the two disc bodies of double station rotary tooling are provided with first load hole and second load hole for placing bulb respectively, the first load hole's hole diameter is equal to the lamp holder diameter of bulb bottom, the second load hole's hole diameter is greater than the lamp holder diameter of bulb bottom, high low position switching mechanism, high low position switching mechanism is used to move bulb from the first load hole on double station rotary tooling to the second load hole, high low position switching mechanism is arranged between upper detection mechanism and lower detection mechanism, the upper detection mechanism is located above double station rotary tooling, and the lower detection mechanism is located below double station rotary tooling.

[0007] In the technical scheme, the bulb is switched in the first load hole and the second load hole through the double station rotary tooling and the high low position switching mechanism, the circulation conveying mechanism is used for conveying the double station rotary tooling, and the upper detection mechanism and the lower detection mechanism are arranged on the conveying path, so that the whole bulb is detected, and the detection is completed on the conveying path, and the whole equipment occupies a small space.

[0008] Preferably, the circulating conveying mechanism includes a carrier, a chain, a sprocket and a first motor; the carrier is in the shape of a "U" character and is fixedly mounted on the top surface of the frame, a sprocket is rotatably mounted at each of the four corners of the carrier, the chain is wound around the four sprockets, the first motor is fixedly connected to the middle of one of the sprockets, and the first motor is fixedly mounted on the frame; rails are fixedly mounted on the four inner sides of the carrier, and the chain passes through the rails.

[0009] In this technical solution, the circulating conveying mechanism is used to drive all double-station rotary tooling to perform mobile conveying.

[0010] Preferably, the double-station rotary tooling includes a frame; the frame is fixedly connected to an extension pin arranged on a chain, the frame is placed on the top of the carrier, and two disks are rotatably installed on the top of the frame, and the first loading hole and the second loading hole are respectively arranged on the two disks; the disk with the first loading hole is located on the outside of the circulating conveying mechanism, and the disk with the second loading hole is located on the inside of the circulating conveying mechanism.

[0011] In this technical solution, a double-station rotary fixture is used to place the light bulb.

[0012] Preferably, the upper detection mechanism is located above the outer side of the circulating conveying mechanism, and the upper detection mechanism includes a first mounting frame, on which two first light sources and two first detection cameras are fixedly mounted.

[0013] In this technical solution, the upper detection mechanism is used to detect the upper part of the bulb. The two first detection cameras respectively detect the upper part and side of the bulb, i.e. the upper lampshade and the side lamp shell, under the premise of illumination by the two first light sources.

[0014] Preferably, the lower detection mechanism is located at the lower inner side of the circulating conveying mechanism; the lower detection mechanism includes a second mounting bracket installed in the frame; the second mounting bracket is fixedly mounted with a second light source and a second detection camera, and a through groove is provided on the top surface of the frame, and the through groove is located above the second light source and the second detection camera.

[0015] In this technical solution, the lower detection mechanism is used to detect the lamp holder at the bottom of the bulb.

[0016] Preferably, it further comprises a rotation drive mechanism, and the number of the rotation drive mechanisms is two, and the two rotation drive mechanisms are respectively arranged on the side of the upper detection mechanism and the side of the lower detection mechanism.

[0017] Preferably, the rotary drive mechanism includes a support frame, a second motor and a disc; the support frame is fixedly connected to the frame, the second motor is elastically mounted on the support frame, and the output shaft end of the second motor is fixedly connected to a disc for contacting the edge of the disc body.

[0018] In this technical solution, the rotation drive mechanism is used to drive the disk to rotate, so that the light bulb rotates during detection.

[0019] Preferably, a guide rail is fixedly connected to the support frame, a slider is slidably mounted on the guide rail, the slider is fixedly connected to the second motor, and a tension spring is installed between the guide rail and the slider.

[0020] In this technical solution, when the disc contacts the disc body, the tension spring is in a tensile deformation, providing tension to the slider, thereby making the disc and the disc body fit tightly, making it easier for the disc to drive the disc body to rotate through friction.

[0021] Preferably, the high-low position switching mechanism and the defective rejection mechanism are both composed of a grabbing and switching assembly; the grabbing and switching assembly includes a column; the column is fixed to the top surface of the frame, a fixed plate is fixed to the column, a first telescopic cylinder is fixed to the fixed plate and is horizontally arranged, the output end of the first telescopic cylinder is fixed to a slide, the slide is slidably connected to a guide bar fixed to the fixed plate, a second telescopic cylinder is fixedly installed vertically above the slide, the output end of the second telescopic cylinder is fixed to a gripper cylinder, a guide column is fixed to the top of the gripper cylinder, the guide column is slidably connected to a guide sleeve fixed to the slide, a gripper finger is provided at the bottom of the gripper cylinder, and the bottom of the gripper cylinder is also connected to a pressure block via a spring.

[0022] In this technical solution, the high-low position switching mechanism is used to grab the bulb and move it from the first loading hole to the second loading hole, and the defective rejection mechanism is used to grab the bulb and throw it into the defective material guide chute for rejection.

[0023] Preferably, an outer cover is fixedly installed above the frame, and a defective material guide trough is provided on the top surface of the frame.

[0024] On the basis of conforming to the common sense in this field, the above-mentioned preferred conditions can be arbitrarily combined to obtain the preferred embodiments of the present utility model.

[0025] The positive progress effect of this utility model is:

[0026] The double-tool chain circulating inspection machine for light bulbs proposed above adopts a circulating conveying mechanism and a plurality of double-station rotary fixtures on the circulating conveying mechanism to carry and transport the light bulbs to be inspected, and an upper inspection mechanism and a lower inspection mechanism are arranged on the conveying path. During the transportation of the light bulb, the inspection is carried out, and after the transportation is completed, the inspection can be realized. The whole machine does not need front-end transition, middle precision positioning, and rear-end transition, which reduces the volume of the whole machine. Furthermore, during the preliminary inspection, the light bulb is located in the first loading hole on the double-station rotary fixture. Since the aperture of the first loading hole is equal to the diameter of the lamp holder of the light bulb, when the lamp holder is placed in the first loading hole, the lamp holder is placed in the first loading hole. The diameter of each position of the lamp shell of the bulb is larger than the aperture of the first loading hole, so that the entire lamp shell is better exposed above the first loading hole, so that the upper detection mechanism can perform unobstructed detection on the lamp shell. After the lamp shell is detected, the bulb is moved from the first loading hole to the second loading hole through the high and low position switching mechanism. The aperture of the second loading hole is larger than the diameter of the lamp holder and smaller than the diameter of the thickest part of the upper part of the lamp shell. The bulb is placed therein, and the lamp holder at the bottom can be completely exposed from under the second loading hole, which is convenient for the lower detection mechanism to detect. At the same time, during the detection, the double-station rotary tooling can drive the bulb to rotate. In summary, the whole bulb is detected without blind spots. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic structural diagram of the utility model as a whole.

[0028] Figure 2 It is a three-dimensional schematic diagram of the top structure of the rack of the utility model.

[0029] Figure 3 This is a top view of the frame of the utility model.

[0030] Figure 4 It is a structural diagram of the circulating conveying mechanism of the utility model.

[0031] Figure 5 This is a schematic diagram of the position structure of the rotary drive mechanism and the lower detection mechanism below the circulating conveying mechanism of the utility model.

[0032] Figure 6 This is a structural diagram of the double-station rotary tooling of the utility model.

[0033] Figure 7 It is a structural diagram of the detection mechanism and the rotation drive mechanism of the present utility model.

[0034] Figure 8 It is a structural diagram of the lower detection mechanism and the rotary drive mechanism of the utility model.

[0035] Figure 9 This is a structural diagram of the grabbing and transposing assembly of the utility model.

[0036] Figure 10 Figure 8 is a structural schematic view of the disc and the disc body in a separated state according to the present application.

[0037] Explanation of reference signs

[0038] 1, rack; 101, bad material guide groove; 102, through groove;

[0039] 2, cover;

[0040] 3, circulating conveying mechanism; 301, double-station rotating tool; 3011, frame body; 3012, disc body; 3013, first loading hole; 3014, second loading hole; 302, carrier frame; 303, chain; 3031, lengthening pin; 304, sprocket; 305, first motor; 306, track;

[0041] 4, upper detection mechanism; 401, first mounting frame; 402, first light source; 403, first detection camera;

[0042] 5, grabbing and transposition assembly; 501, stand; 502, fixed plate; 503, first telescopic cylinder; 504, sliding seat; 505, guide bar; 506, second telescopic cylinder; 507, clamping jaw cylinder; 508, grabbing finger; 509, pressing block; 510, spring; 511, guide column; 512, guide sleeve;

[0043] 6, rotary drive mechanism; 601, support frame; 602, disc; 603, second motor; 604, guide rail; 605, sliding block; 606, tension spring;

[0044] 7, lower detection mechanism; 701, second mounting frame; 702, second light source; 703, second detection camera;

[0045] 8, bulb. DETAILED DESCRIPTION

[0046] The present application will be further described by way of examples below, but the present application is not limited to the examples.

[0047] As Figures 1-8As shown, a double-tool chain circulating inspection machine for light bulbs includes a frame 1; further comprising: a circulating conveying mechanism 3, the circulating conveying mechanism 3 being mounted above the frame 1; the circulating conveying mechanism 3 being provided with an upper inspection mechanism 4, a lower inspection mechanism 7, a power inspection mechanism and a defective rejection mechanism in sequence in a counterclockwise direction; a double-station rotary fixture 301, the double-station rotary fixture 301 having two rotatable discs 3012; the number of the double-station rotary fixtures 301 is several, and the several double-station rotary fixtures 301 are evenly spaced and distributed on the circulating conveying mechanism 3; the circulating conveying mechanism 3 is used to drive the double-station rotary fixture 301 to sequentially move from the upper inspection mechanism 4, the lower inspection mechanism 7 and the defective rejection mechanism Passing; the two disks 3012 of the double-station rotary tooling 301 are respectively provided with a first loading hole 3013 and a second loading hole 3014 for placing the light bulb 8, the aperture of the first loading hole 3013 is equal to the diameter of the lamp holder at the bottom of the light bulb 8, and the aperture of the second loading hole 3014 is larger than the diameter of the lamp holder at the bottom of the light bulb 8; a high-low position switching mechanism, the high-low position switching mechanism is used to move the light bulb 8 from the first loading hole 3013 on the double-station rotary tooling 301 to the second loading hole 3014, the high-low position switching mechanism is arranged between the upper detection mechanism 4 and the lower detection mechanism 7, the upper detection mechanism 4 is located above the double-station rotary tooling 301, and the lower detection mechanism 7 is located below the double-station rotary tooling 301.

[0048] The power detection mechanism is arranged in the circulating conveying mechanism and consists of a cylinder, a probe, and a shrapnel. When the light bulb moves to the power detection mechanism, the cylinder drives the probe to contact the lamp holder of the light bulb to pass 220V electricity to the light bulb. At the same time, the probe is connected to the power meter to detect the power through the power meter.

[0049] In specific implementation, Figures 1-2 As shown, the light bulb 8 to be tested is placed at the front side of the whole machine, and the light bulb 8 is placed in the first loading hole 3013 on the double-station rotary tooling 301.

[0050] The circulating conveying mechanism 3 drives the double-station rotary tooling 301 to move in a counterclockwise direction.

[0051] like Figure 4 As shown, the circulating conveying mechanism 3 includes a carrier 302, a chain 303, a sprocket 304 and a first motor 305; the carrier 302 is in the shape of a "U" character, and the carrier 302 is fixedly installed on the top surface of the frame 1, and a sprocket 304 is rotatably installed at the four corners of the carrier 302, the chain 303 is wound around the four sprockets 304, the first motor 305 is fixedly connected to the middle part of one of the sprockets 304, and the first motor 305 is fixedly installed on the frame 1; rails 306 are fixedly installed on the four inner sides of the carrier 302, and the chain 303 passes through the rails 306.

[0052] The double-station rotary tool 301 comprises a frame body 3011; the frame body 3011 is fixedly connected with an elongated pin 3031 arranged on a chain 303, the frame body 3011 is placed on the top of the carrier 302, two disc bodies 3012 are rotatably installed on the top of the frame body 3011, and the first carrier hole 3013 and the second carrier hole 3014 are arranged on the two disc bodies 3012 respectively; the disc body 3012 provided with the first carrier hole 3013 is located on the outer side of the circulating conveying mechanism 3, and the disc body 3012 provided with the second carrier hole 3014 is located on the inner side of the circulating conveying mechanism 3.

[0053] The circulating conveying mechanism 3 specifically operates as follows: one sprocket 304 is driven to rotate by the first motor 305, cooperates with the other three sprockets 304 to make the chain 303 move, and the chain 303 slides in the track 306, the chain 303 moves, and the frame body 3011 of the double-station rotary tool 301 is driven to move by the elongated pin 3031, so that the double-station rotary tool 301 is conveyed.

[0054] In specific implementation, the first motor 305 is a stepping motor; and a speed reducer can be arranged on the first motor 305 for speed reduction transmission.

[0055] The upper detection mechanism 4 is located above the outer side of the circulating conveying mechanism 3, and the upper detection mechanism 4 comprises a first mounting frame 401, two first light sources 402 and two first detection cameras 403 are fixedly installed on the first mounting frame 401.

[0056] The lower detection mechanism 7 is located below the inner side of the circulating conveying mechanism 3; the lower detection mechanism 7 comprises a second mounting frame 701 mounted to the rack 1; a second light source 702 and a second detection camera 703 are fixedly installed on the second mounting frame 701, and a through slot 102 is formed in the top surface of the rack 1 and located above the second light source 702 and the second detection camera 703.

[0057] The rotating drive mechanism 6 is also included, the number of the rotating drive mechanism 6 is two, and the two rotating drive mechanisms 6 are arranged on the side of the upper detection mechanism 4 and the side of the lower detection mechanism 7 respectively.

[0058] The rotating drive mechanism 6 comprises a support frame 601, a second motor 603 and a disc 602; the support frame 601 is fixedly connected with the rack 1, the second motor 603 is elastically mounted to the support frame 601, and the output shaft end of the second motor 603 is fixedly connected with the disc 602 used for contacting the edge of the disc body 3012.

[0059] The support frame 601 is fixedly connected with a guide rail 604, a sliding block 605 is slidably installed on the guide rail 604, the sliding block 605 is fixedly connected with the second motor 603, and the guide rail 604 and the sliding block 605 are provided with a tension spring 606.

[0060] The high-low position switching mechanism and the defect removing mechanism are both formed by the grabbing and switching assembly 5; the grabbing and switching assembly 5 comprises a stand column 501; the stand column 501 is fixedly connected with the top surface of the rack 1, the stand column 501 is fixedly connected with a fixed plate 502, the fixed plate 502 is fixedly connected with a first telescopic cylinder 503 arranged horizontally, the output end of the first telescopic cylinder 503 is fixedly connected with a sliding seat 504, the sliding seat 504 is slidably connected with a guide strip 505 fixedly connected with the fixed plate 502, a vertical second telescopic cylinder 506 is fixedly installed above the sliding seat 504, the output end of the second telescopic cylinder 506 is fixedly connected with a clamping jaw cylinder 507, a guide column 511 is fixedly connected with the top of the clamping jaw cylinder 507, the guide column 511 is slidably connected with a guide sleeve 512 fixedly connected with the sliding seat 504, a grabbing finger 508 is arranged at the bottom of the clamping jaw cylinder 507, and the bottom of the clamping jaw cylinder 507 is further connected with a pressing block 509 through a spring 510.

[0061] The rack 1 is fixedly installed above a cover 2, and the top surface of the rack 1 is provided with a defective material guide groove 101.

[0062] Through the circulation conveying mechanism 3, the double-station rotating tool 301 is moved to the upper detection mechanism 4, the double-station rotating disc body 3012 is pressed against the disc 602 (when the disc body 3012 is not in contact with the disc 602, as shown in Figure 10 When the disc 602, the motor and the sliding block 605 move together, the sliding block 605 slides on the guide rail 604 to provide guidance, and at the same time, the pull ring is stretched to cause tensile deformation of the pull ring, so that the disc 602 is pressed against the disc body 3012, the second motor 603 drives the disc 602 to rotate, the disc 602 drives the disc body 3012 and the bulb 8 thereon to rotate through friction, and when rotating, the first detection camera 403 of the upper detection mechanism 4 takes a picture, the first light source 402 provides illumination, and the image collection of the top lamp shell appearance defect of the bulb 8 is realized, as shown in Figure 7

[0063] ​After the lamp shell of the bulb 8 is inspected, the bulb 8 is transferred to the second loading hole 3014 through the high-low position switching mechanism. Specifically, the first telescopic cylinder 503 drives the slide 504 to slide on the guide bar 505, so that the second telescopic cylinder 506 moves in the horizontal direction, and the clamping cylinder moves to the top of the bulb 8 to be clamped. The second telescopic cylinder 506 is extended and retracted to drive the clamping cylinder 507 to move vertically. The grabbing fingers 508 of the clamping cylinder 507 move to the position of the bulb 8, and the pressure block 509 presses the bulb 8. The spring 510 is compressed to provide pressure for the pressure block 509, and then the clamping cylinder 507 grabs the bulb 8 through the grabbing fingers 508. Then, the first telescopic cylinder 503 and the second telescopic cylinder 506 are extended and retracted to move the bulb 8 to the second loading hole 3014. The clamping cylinder 507 releases the grabbing fingers 508, so that the bulb 8 is placed in the second loading hole 3014.

[0064] like Figure 8 As shown, the double-station rotary tooling 301 then moves to the lower detection mechanism 7, and the rotation drive mechanism 6 at the lower detection mechanism 7 drives the bulb 8 to rotate, and the lower detection mechanism 7 takes pictures through the second detection camera 703, and the first light source 402 provides illumination to realize image acquisition for the appearance defect detection of the lamp holder at the bottom of the bulb 8.

[0065] Through the above-mentioned inspection, the appearance inspection of the bulb 8 without any blind spots can be achieved.

[0066] After the inspection is completed, the double-station rotary tooling 301 moves to the defective rejection mechanism. The bulb 8 with defects is rejected by the defective rejection mechanism, and the bulb without defects continues to flow out downward.

[0067] When a defective bulb 8 is to be rejected, the first telescopic cylinder 503 and the second telescopic cylinder 506 of the defective rejection mechanism are operated to drive the clamping cylinder 507 to move to the bulb 8. The clamping cylinder 507 grabs the bulb 8 through the grabbing fingers 508. After grabbing, the first telescopic cylinder 503 and the second telescopic cylinder 506 drive the bulb 8 to move to the top of the defective material guide trough 101. The clamping cylinder 507 releases the bulb 8 and drops the bulb 8 into the defective material guide trough 101 to achieve rejection.

[0068] The utility model realizes detection of the overall appearance of the light bulb 8 without blind spots.

[0069] The present invention is not limited to the above-described embodiments. Any changes in shape or structure fall within the scope of protection of the present invention. The scope of protection of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principles and essence of the present invention, and such changes and modifications shall fall within the scope of protection of the present invention.

Claims

1. A double-tool chain circulation type light bulb inspection machine, comprising a frame (1); characterized in that: Also includes: A circulating conveying mechanism (3), the circulating conveying mechanism (3) is installed above the frame (1); the circulating conveying mechanism (3) is provided with an upper detection mechanism (4), a lower detection mechanism (7), a power detection mechanism and a defective rejection mechanism in sequence in a counterclockwise direction; A double-station rotary tool (301), wherein the double-station rotary tool (301) has two rotatable disks (3012); the number of the double-station rotary tool (301) is several, and the several double-station rotary tool (301) are evenly spaced and distributed on a circular conveying mechanism (3); the circular conveying mechanism (3) is used to drive the double-station rotary tool (301) to pass through an upper detection mechanism (4), a lower detection mechanism (7) and a defective rejection mechanism in sequence; the two disks (3012) of the double-station rotary tool (301) are respectively provided with a first loading hole (3013) and a second loading hole (3014) for placing a light bulb (8), the aperture of the first loading hole (3013) is equal to the diameter of the lamp holder at the bottom of the light bulb (8), and the aperture of the second loading hole (3014) is larger than the diameter of the lamp holder at the bottom of the light bulb (8); A high-low position switching mechanism is provided, wherein the high-low position switching mechanism is used to move a light bulb (8) from a first loading hole (3013) to a second loading hole (3014) on a double-station rotary tooling (301), and the high-low position switching mechanism is arranged between an upper detection mechanism (4) and a lower detection mechanism (7), wherein the upper detection mechanism (4) is located above the double-station rotary tooling (301), and the lower detection mechanism (7) is located below the double-station rotary tooling (301).

2. The double-tool chain-type circular light bulb inspection machine according to claim 1, characterized in that: The circulating conveying mechanism (3) comprises a carrier (302), a chain (303), a sprocket (304) and a first motor (305); the carrier (302) is in the shape of a "U" character, and the carrier (302) is fixedly mounted on the top surface of the frame (1); a sprocket (304) is rotatably mounted at each of the four corners of the carrier (302); the chain (303) is wound around the four sprockets (304); the first motor (305) is fixedly connected to the middle of one of the sprockets (304), and the first motor (305) is fixedly mounted on the frame (1); rails (306) are fixedly mounted on the four inner sides of the carrier (302), and the chain (303) passes through the rails (306).

3. The double-tool chain-type circular light bulb inspection machine according to claim 2, characterized in that: The double-station rotary tooling (301) comprises a frame (3011); the frame (3011) is fixedly connected to an extension pin (3031) provided on a chain (303); the frame (3011) is placed on the top of a carrier (302); two disks (3012) are rotatably mounted on the top of the frame (3011); the first loading hole (3013) and the second loading hole (3014) are respectively provided on the two disks (3012); the disk (3012) provided with the first loading hole (3013) is located outside the circulating conveying mechanism (3), and the disk (3012) provided with the second loading hole (3014) is located inside the circulating conveying mechanism (3).

4. The double-tool chain-type circular light bulb inspection machine according to claim 1, characterized in that: The upper detection mechanism (4) is located above the outer side of the circulating conveying mechanism (3), and the upper detection mechanism (4) comprises a first mounting frame (401), on which two first light sources (402) and two first detection cameras (403) are fixedly mounted.

5. The double-tool chain circulation type light bulb inspection machine according to claim 1, characterized in that: The lower detection mechanism (7) is located below the inner side of the circulating conveying mechanism (3); the lower detection mechanism (7) comprises a second mounting frame (701) mounted inside the frame (1); a second light source (702) and a second detection camera (703) are fixedly mounted on the second mounting frame (701); a through slot (102) is provided on the top surface of the frame (1), and the through slot (102) is located above the second light source (702) and the second detection camera (703).

6. The double-tool chain circulation type light bulb inspection machine according to claim 1, characterized in that: It also includes a rotary drive mechanism (6), the number of which is two, and the two rotary drive mechanisms (6) are respectively arranged on the side of the upper detection mechanism (4) and the side of the lower detection mechanism (7).

7. The double-tool chain-type circular light bulb inspection machine according to claim 6, characterized in that: The rotary drive mechanism (6) comprises a support frame (601), a second motor (603) and a disc (602); the support frame (601) is fixedly connected to the frame (1); the second motor (603) is elastically mounted on the support frame (601); and the output shaft end of the second motor (603) is fixedly connected to the disc (602) for contacting the edge of the disc body (3012).

8. The double-tool chain circulation type light bulb inspection machine according to claim 7, characterized in that: A guide rail (604) is fixedly connected to the support frame (601), a slider (605) is slidably mounted on the guide rail (604), the slider (605) is fixedly connected to the second motor (603), and a tension spring (606) is installed between the guide rail (604) and the slider (605).

9. The double-tool chain circulation type light bulb inspection machine according to claim 1, characterized in that: The high-low position switching mechanism and the defective rejection mechanism are both composed of a grabbing and transposition assembly (5); the grabbing and transposition assembly (5) includes a column (501); the column (501) is fixedly connected to the top surface of the frame (1); a fixed plate (502) is fixedly connected to the column (501); a first telescopic cylinder (503) is fixedly arranged horizontally on the fixed plate (502); an output end of the first telescopic cylinder (503) is fixedly connected to a slide (504); the slide (504) and a guide bar (505) fixedly connected to the fixed plate (502) are connected. Sliding connection, a vertical second telescopic cylinder (506) is fixedly installed above the slide (504), the output end of the second telescopic cylinder (506) is fixedly connected to a clamping cylinder (507), the top of the clamping cylinder (507) is fixedly connected to a guide column (511), the guide column (511) is slidably connected to a guide sleeve (512) fixed to the slide (504), a gripping finger (508) is provided at the bottom of the clamping cylinder (507), and the bottom of the clamping cylinder (507) is also connected to a pressure block (509) through a spring (510).

10. The double-tool chain circulation type light bulb inspection machine according to claim 1, characterized in that: An outer cover (2) is fixedly installed above the frame (1), and a defective material guide trough (101) is provided on the top surface of the frame (1).

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