CN216350286U - Automatic appearance detection device for injection molded part - Google Patents
Automatic appearance detection device for injection molded part Download PDFInfo
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- CN216350286U CN216350286U CN202122581033.8U CN202122581033U CN216350286U CN 216350286 U CN216350286 U CN 216350286U CN 202122581033 U CN202122581033 U CN 202122581033U CN 216350286 U CN216350286 U CN 216350286U
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Abstract
The utility model discloses an automatic detection device for the appearance of an injection molding part, and belongs to the technical field of detection devices for injection molding parts. The device is sequentially provided with a feeding sensing assembly, a camera assembly, a position adjusting mechanism and a defective product eliminating assembly in the conveying direction of a conveying belt, and the position of the camera assembly relative to the conveying belt is adjusted by adjusting the position adjusting mechanism at the bottom of the camera assembly, so that the detection device can be compatible with various tested samples with different sizes, and the device is high in universality; meanwhile, the detection device and the defective product removing device are arranged along the conveying belt, so that the conveying of the conveying belt can be utilized for direct detection, the carrying cost is reduced, the personnel intervention is reduced, and the missed detection and the false detection probability are reduced; in addition, the device simple structure not only can detect product appearance characteristic defect and abnormal appearance, also can detect the quality anomaly in the aspect of functions such as mold insert hourglass put, misplace during injection moulding, can effectively guarantee the high quality of product.
Description
Technical Field
The utility model relates to an appearance detection device, in particular to an automatic appearance detection device for an injection molding part, and belongs to the technical field of detection devices for injection molding parts.
Background
In the field of injection molding, due to the complexity of the injection molding process, molded parts can have appearance defects such as glue deficiency, scorching, burrs and the like; in particular, some parts which need to be molded together with the insert in the injection mold are more prone to abnormalities, such as missing and misplacing of the insert, which often occur.
In order to avoid the situations of products leaving a factory, the appearance of finished products is mostly inspected completely through manual visual inspection in the industry at present, so that defective products in finished products of injection molding parts are identified, and then the defective products are picked out through a manual mode. However, the method is influenced by various factors such as the eyesight, proficiency, fatigue condition of visual inspection personnel, inspection environment light and the like, so that the quality inspection problem is caused by the frequent occurrence of missed inspection or wrong inspection, and meanwhile, the problems of low manual inspection efficiency and insufficient productivity exist; if special detection equipment is set for a product with a specific model, the compatibility of the product to be detected and the universality of the equipment are poor, and the problems of high investment cost and poor economy exist.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the automatic detection device for the appearance of the injection molding part, which is simple in structure and strong in universality, can directly carry out comprehensive full detection on the appearance of a finished product, improves the detection efficiency and ensures the yield of ex-factory products.
The technical scheme of the utility model is as follows:
an automatic appearance detection device for injection molding parts comprises a frame, wherein a conveying belt and a control box are positioned on the frame, the conveying direction of the conveying belt is taken as the X direction, the direction vertical to the X direction on the plane of the conveying belt is taken as the Y direction, the direction vertical to the plane of the conveying belt is taken as the Z direction, a feeding induction component, a camera component and a defective product eliminating component are sequentially arranged on the frame at the side of the conveying belt along the conveying direction of the conveying belt,
the feeding induction assembly comprises a feeding induction head capable of inducing materials to be placed on the conveying belt;
the camera assembly comprises a CCD camera, and a position adjusting mechanism is positioned at the bottom of the rack and is connected with the CCD camera in a positioning way and can position and adjust the position of the CCD camera in the Y direction and the Z direction;
the defective product removing assembly comprises a removing cylinder with a moving end arranged along the Y direction, a push plate is fixedly arranged on the moving end of the removing cylinder, and the push plate can remove defective products out of the conveying belt along the Y direction under the driving of the removing cylinder;
the feeding induction head, the CCD camera and the rejecting cylinder are respectively electrically connected with the control box and controlled by the control box.
The further technical scheme is as follows:
the camera assembly comprises a support fixedly connected with the position adjusting mechanism, the CCD camera is positioned at the upper end of the support and corresponds to the position right above the conveying belt, and an auxiliary light source is fixedly connected to the position, below the CCD camera, of the support.
The further technical scheme is as follows:
the position adjusting mechanism comprises a first screw rod which is rotationally connected to the rack along the Z direction, and a first connecting block which can axially reciprocate along the first screw rod is connected to the first screw rod in a threaded manner; the first connecting block is rotatably connected with a second lead screw along the Y direction, a second connecting block capable of axially reciprocating along the second lead screw is arranged on the second lead screw in a threaded connection mode, and the camera assembly is fixedly connected to the second connecting block and capable of moving along with the second connecting block.
The further technical scheme is as follows:
one end of the first screw rod is fixedly connected with a first driving wheel capable of driving the first screw rod to rotate, and one end of the second screw rod is fixedly connected with a second driving wheel capable of driving the second screw rod to rotate.
The further technical scheme is as follows:
and a connecting plate is fixedly connected to the second connecting block, and the bottom of the camera component is fixedly connected to the connecting plate.
The further technical scheme is as follows:
the defective product eliminating assembly comprises a lapping plate fixedly connected to the frame and located below the conveyor belt, and a defective product collecting box is movably arranged at one side of the lapping plate corresponding to the push plate pushing out.
The further technical scheme is as follows:
and a plurality of push rods are fixedly arranged on one surface of the push plate facing to the product to be detected at uniform intervals.
The further technical scheme is as follows:
the feeding induction assembly and the defective product rejecting assembly all comprise a fine adjustment mechanism, the fine adjustment mechanism comprises a first fixed block fixed on the rack, a Z-direction adjusting shaft is arranged on the first fixed block along the Z-direction clamping type positioning, a second fixed block is arranged on the Z-direction adjusting shaft in a positioning and connecting mode, a Y-direction adjusting shaft is arranged on the second fixed block along the Y-direction clamping type positioning, and the feeding induction head and the rejecting cylinder are respectively and fixedly connected to the end parts of the corresponding Y-direction adjusting shafts.
The further technical scheme is as follows:
the camera component is fixedly provided with a shielding case on the frame, and the shielding case is provided with material ports for feeding and discharging the products to be detected along the front end and the rear end of the conveying direction of the conveying belt.
The beneficial technical effects of the utility model are as follows:
1. the automatic detection device is provided with the camera assembly in the conveying direction of the conveying belt, and the position of the camera assembly relative to the conveying belt is adjusted by adjusting the position adjusting mechanism at the bottom of the camera assembly, so that the detection device can be compatible with various tested samples of different sizes, the universality of the device is high, and the device can be suitable for batch detection of various production lines;
2. the automatic detection device adopts the detection device and the defective product removing device arranged along the conveyor belt, can directly detect by utilizing the conveying of the conveyor belt, reduces the carrying cost of personnel, and simultaneously reduces the intervention of personnel, so that the probability of missed detection and wrong detection is greatly reduced;
3. the automatic detection device is simple in structure and low in investment, not only can detect characteristic defects and abnormal appearance of product appearance, but also can detect the quality abnormity in the aspects of functions such as missing placement, misplacing placement and the like of the insert during injection molding, and can effectively guarantee the high quality of the product.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the present invention with the shield removed;
FIG. 3 is a second schematic perspective view of the present invention with the isolation cover removed;
FIG. 4 is a schematic perspective view of a fine adjustment structure according to the present invention;
wherein:
1. a frame;
2. a conveyor belt;
3. a control box;
4. a feeding induction component; 41. a feeding induction head;
5. a camera assembly; 51. a CCD camera; 52. a support; 53. an auxiliary light source;
6. defective product eliminating components; 61. removing the air cylinder; 62. pushing the plate; 63. a lap plate; 64. a defective product collection box; 65. a push rod;
7. a position adjustment mechanism; 71. a first lead screw; 72. a first connection block; 73. a second lead screw; 74. a second connecting block; 75. a first drive wheel; 76. a second drive wheel; 77. a connecting plate;
8. a fine adjustment structure; 81. a first fixed block; 82. a Z-direction adjusting shaft; 83. a second fixed block; 84. a Y-direction adjusting shaft;
9. an isolation cover; 91. a material port;
10. and (5) testing the product to be tested.
Detailed Description
In order to make the technical means of the present invention clearer and to make the technical means of the present invention capable of being implemented according to the content of the specification, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples, which are provided for illustrating the present invention and are not intended to limit the scope of the present invention.
This embodiment describes in detail an automatic appearance inspection device for injection molded parts. The device comprises a frame 1, a conveying belt 2 and a control box 3 are positioned on the frame, the selection of the conveying belt, the arrangement of the conveying belt on the frame and the arrangement of the control box on the frame are conventional technical schemes in the field, and detailed description is omitted in the specific embodiment. In the following description, the direction reference is made with the conveying direction of the conveyor belt as the X direction, the direction perpendicular to the X direction on the plane of the conveyor belt as the Y direction, and the direction perpendicular to the plane of the conveyor belt as the Z direction.
In this application, lie in 2 sides departments of conveyer belt along conveyer belt direction of delivery in proper order on frame 1 and be equipped with material loading response subassembly 4, camera subassembly 5 and defective products and reject subassembly 6.
The feeding induction assembly 4 in the structure comprises a fine adjustment mechanism 8 fixedly arranged on the rack and a feeding induction head 41 which is positioned on the fine adjustment mechanism and can induce materials to be placed on the conveying belt.
Fine setting structure 8 mainly used adjustment locate its material loading induction head 41's position, it is concrete, this fine setting mechanism 8 includes a first fixed block 81 that is fixed in on the frame 1, wear to be equipped with a Z along Z to the clamp type location on this first fixed block and to adjusting shaft 82, this Z is connected to the top location of adjusting shaft and is equipped with second fixed block 83, wear to be equipped with a Y along Y to the clamp type location on this second fixed block and to adjusting shaft 84, then material loading induction head 41 fixed connection is in the tip department of the Y that corresponds to adjusting shaft. More specifically, be equipped with the clamp splice on first fixed block (second fixed block), set up along the Z to (Y to) the double-layered groove that sets up on this clamp splice, and set up on this double-layered groove and can wear to establish the connecting piece that presss from both sides the groove and press from both sides tight this clamp groove, Z is worn to locate in this clamp groove and presss from both sides the regulating shaft through the connecting piece with the regulating shaft clamp in pressing from both sides the inslot to regulating shaft (Y to the regulating shaft).
The feeding induction head 41 is electrically connected with the control box 3 and is controlled by the control box. The feeding induction head can be an infrared induction head, whether materials are placed on the conveying belt or not is induced through infrared rays, other types of feeding induction heads can be selected, and the infrared induction head is selected in the specific embodiment; in the embodiment, the feeding induction components 4 are symmetrically arranged on both sides of the conveying belt, and two feeding induction heads in the two feeding induction components 4 can be used for simultaneously inducing whether materials exist on the conveying belt or not; if the infrared ray detects that materials exist on the conveying belt, the feeding induction head gives a signal to the control box 3, and the control box 3 gives a signal to the conveying belt 2 to enable the conveying belt 2 to pause conveying.
The camera assembly 5 in the above structure comprises a CCD camera 51 electrically connected with the control box 3 and controlled by the control box, and the frame 1 is provided with a position adjusting mechanism 7 in a positioning manner, the position adjusting mechanism is connected with the CCD camera in a positioning manner and can position and adjust the position of the CCD camera in the Y direction and the Z direction. Specifically, the camera assembly 5 includes a bracket 52 fixedly connected with the position adjusting mechanism 7, the CCD camera 51 is positioned on the upper end of the bracket and corresponds to the right above the conveyer belt 2, and an auxiliary light source 53 is fixedly connected to the bracket 52 and located below the CCD camera 51, and the auxiliary light source and the CCD camera are used in cooperation.
More specifically, the position adjusting mechanism 7 includes a first lead screw 71 rotatably connected to the frame in the Z direction, and a first connecting block 72 capable of axially reciprocating along the first lead screw is threadedly connected to the first lead screw. In this embodiment, two fixing blocks are respectively disposed on two sides of the frame 1, two first lead screws 71 are disposed, and top ends of the two first lead screws are axially positioned and respectively rotatably connected to the two fixing blocks; one end of one of the two first lead screws 71 is fixedly connected with a first driving wheel 75 capable of driving the first lead screw to rotate, one end of the other first lead screw 71 is fixedly connected with a driven wheel, the first driving wheel and the driven wheel are in transmission connection through a belt, so that when only the first driving wheel is rotated, the two first lead screws can synchronously rotate, and then the two first connecting blocks 72 positioned on the two first lead screws can synchronously move up and down along the two first lead screws 71.
In this embodiment, the second lead screw 73 penetrates through the two first connecting blocks 72 along the Y direction, two ends of the second lead screw rotate and are connected to the two first connecting blocks along the axial direction, a second connecting block 74 capable of axially reciprocating along the second lead screw is connected to the second lead screw 73 in a threaded manner, a connecting plate 77 is fixedly connected to the second connecting block, the bottom of the camera assembly 5 is fixedly connected to the connecting plate, and the camera assembly can move along with the movement of the second connecting block. One end of the second screw rod 73 is fixedly connected with a second driving wheel 76 capable of driving the second screw rod to rotate, and the second driving wheel 76 and the first driving wheel 75 can both adopt hand wheels, and can also both adopt rotating wheels driven by a mechanical drive or other drive modes.
When the position adjusting structure 7 is used, the two first connecting blocks are driven to synchronously move up and down along the Z direction by rotating the first driving wheel, and the second connecting block is driven to reciprocate along the Y direction by rotating the second driving wheel, so that the camera assembly on the connecting plate is adjusted to move to a positioning distance along the Z direction and the Y direction, and the detection of the camera assembly is suitable for products of various models.
The defective product rejecting assembly 6 in the above structure includes a fine adjustment mechanism 8, a rejecting cylinder 61, and a lapping plate 63. The middle fine adjustment mechanism is arranged on the frame 1, and the structure and the arrangement mode of the fine adjustment mechanism are as described in the foregoing. The removing cylinder 61 is positioned and connected on the fine adjustment structure 8, the moving end of the removing cylinder is arranged along the Y direction, the removing cylinder is electrically connected with the control box 3 and is controlled by the control box, in addition, a push plate 62 is fixedly arranged on the moving end of the removing cylinder 61, and a plurality of push rods 65 are fixedly arranged on one surface of the push plate 62, which faces to a product to be detected, at uniform intervals. The lapping plate 63 is fixedly connected to the lower part of the conveyor belt on the frame, and a defective product collecting box 64 is movably arranged at one side of the lapping plate corresponding to the push plate 62. The push plate 62 can drive the push rod 65 thereon to reject the defective products along the Y direction and drop the defective products into the defective product collecting box 64 under the driving of the rejecting cylinder.
In addition, a shielding case 9 is fixedly arranged on the frame 1 corresponding to the camera assembly 5, and a material port 91 for the product to be detected to enter and exit is formed in the shielding case along the front end and the rear end of the conveying direction of the conveying belt.
The automatic detection device is assembled on the conveyor belt, and then the product to be detected is placed on the conveyor belt. When the automatic detection work is carried out, a feeding induction head in the feeding induction assembly activates the conveying belt to move along with the unidirectional rotation and simultaneously drives the detected product to move. When the device moves to the position of the feeding induction head, the feeding induction head detects the existence of a tested product, a signal is sent to the control box, the control box controls the conveying belt to suspend rotation, meanwhile, a signal is sent to the CCD camera in the camera assembly, the CCD camera outputs a signal to the auxiliary light source according to program setting, the auxiliary light source is synchronously turned on, the image is compared with a qualified sample piece in the system after being shot by the CCD camera, if the comparison result is qualified, the signal is sent to the conveying belt, and the qualified tested product is continuously conveyed to the tail section; if the comparison result is not qualified, simultaneously outputting a signal to a defective product eliminating component, and pushing the tested product and placing the product in a defective product collecting box after the defective product eliminating component receives the instruction; thereby completing a set of detection work.
In the process, the size and the like of the CCD camera and a measured product can be matched better by adjusting the position adjusting mechanism on the CCD camera. In addition, the CCD camera, the auxiliary light source and the detected product are simultaneously isolated in a fixed area by the isolating cover during detection, and the influence of the environment on the precision of the CCD camera can be reduced.
The automatic detection device is provided with the camera assembly in the conveying direction of the conveying belt, and the position of the camera assembly relative to the conveying belt is adjusted by adjusting the position adjusting mechanism at the bottom of the camera assembly, so that the detection device can be compatible with various tested samples of different sizes, the universality of the device is high, and the device can be suitable for batch detection of various production lines; meanwhile, the detection device and the defective product removing device are arranged along the conveying belt, so that the conveying of the conveying belt can be utilized for direct detection, the carrying cost of personnel is reduced, the intervention of the personnel is reduced, and the probability of missed detection and wrong detection is greatly reduced; in addition, the device simple structure, the investment is low, not only can detect the characteristic defect and the variation of product outward appearance, also can detect the quality anomaly in the aspect of functions such as hourglass of mold insert when injection moulding, misplace, can effectively guarantee the high quality of product.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides an automatic detection device of injection moulding piece outward appearance, includes frame (1), and the location is equipped with a conveyer belt (2) and a control box (3) in this frame to this conveyer belt direction of delivery is X to, use on the conveyer belt plane with X to the vertical direction be Y to, use perpendicular to conveyer belt plane direction to be Z to, its characterized in that: a feeding induction component (4), a camera component (5) and a defective product eliminating component (6) are sequentially arranged at the side of the conveying belt on the machine frame along the conveying direction of the conveying belt,
the feeding induction assembly (4) comprises a feeding induction head (41) capable of inducing materials to be placed on the conveying belt;
the camera assembly (5) comprises a CCD camera (51), and the bottom of the rack is provided with a position adjusting mechanism (7) in a positioning way, and the position adjusting mechanism is connected with the CCD camera in a positioning way and can adjust the position of the CCD camera in the Y direction and the Z direction;
the defective product removing assembly (6) comprises a removing cylinder (61) with a moving end arranged along the Y direction, a push plate (62) is fixedly arranged on the moving end of the removing cylinder, and the defective product can be removed from the conveying belt along the Y direction by the push plate under the driving of the removing cylinder;
the feeding induction head, the CCD camera and the rejecting cylinder are respectively electrically connected with the control box and controlled by the control box.
2. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: the camera assembly (5) comprises a support (52) fixedly connected with the position adjusting mechanism (7), the CCD camera is positioned on the upper end of the support and corresponds to the position right above the conveying belt, and an auxiliary light source (53) is fixedly connected to the position, below the CCD camera, of the support (52).
3. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: the position adjusting mechanism (7) comprises a first screw rod (71) which is rotationally connected to the rack along the Z direction, and a first connecting block (72) which can axially reciprocate along the first screw rod is in threaded connection with the first screw rod; and a second screw rod (73) is rotatably connected to the first connecting block along the Y direction, a second connecting block (74) capable of axially reciprocating along the second screw rod is connected to the second screw rod in a threaded manner, and the camera assembly (5) is fixedly connected to the second connecting block and can move along with the second connecting block.
4. The automatic appearance inspection device for injection-molded articles according to claim 3, characterized in that: one end of the first screw rod (71) is fixedly connected with a first driving wheel (75) capable of driving the first screw rod to rotate, and one end of the second screw rod (73) is fixedly connected with a second driving wheel (76) capable of driving the second screw rod to rotate.
5. The automatic appearance inspection device for injection-molded articles according to claim 3, characterized in that: a connecting plate (77) is fixedly connected to the second connecting block (74), and the bottom of the camera component (5) is fixedly connected to the connecting plate.
6. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: the defective product eliminating assembly (6) comprises a lapping plate (63) fixedly connected to the frame and located below the conveying belt, and a defective product collecting box (64) is movably arranged on one side, corresponding to the pushing plate (62), of the lapping plate in a pushing mode.
7. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: a plurality of push rods (65) are fixedly arranged on one surface of the push plate (62) facing to the product to be detected at uniform intervals.
8. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: material loading response subassembly (4) with defective products are rejected subassembly (6) and are all including a fine-tuning (8), and this fine-tuning all includes one and is fixed in first fixed block (81) in the frame wears to be equipped with a Z to regulating spindle (82) along Z to clamp type location on this first fixed block, and this Z is connected to the top location of regulating spindle and is equipped with second fixed block (83), wears to be equipped with a Y to regulating spindle (84) along Y to clamp type location on this second fixed block, material loading inductive head (41) with it is located in the tip of Y to the regulating spindle that corresponds to reject cylinder (61) fixed connection respectively.
9. The automatic appearance inspection device for injection-molded articles according to claim 1, characterized in that: frame (1) is gone up and is corresponded camera subassembly (5) department sets firmly a cage (9), and feed opening (91) that supply the product to be measured business turn over are all seted up to the front and back end department along conveyer belt direction of delivery on this cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122581033.8U CN216350286U (en) | 2021-10-26 | 2021-10-26 | Automatic appearance detection device for injection molded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122581033.8U CN216350286U (en) | 2021-10-26 | 2021-10-26 | Automatic appearance detection device for injection molded part |
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| Publication Number | Publication Date |
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| CN216350286U true CN216350286U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122581033.8U Active CN216350286U (en) | 2021-10-26 | 2021-10-26 | Automatic appearance detection device for injection molded part |
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| CN (1) | CN216350286U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115753807A (en) * | 2022-11-11 | 2023-03-07 | 安庆帝伯粉末冶金有限公司 | Valve seat ring appearance detection device |
| CN117443763A (en) * | 2023-12-25 | 2024-01-26 | 北京中勘迈普科技有限公司 | Laser scanning device for workpiece contour |
-
2021
- 2021-10-26 CN CN202122581033.8U patent/CN216350286U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115753807A (en) * | 2022-11-11 | 2023-03-07 | 安庆帝伯粉末冶金有限公司 | Valve seat ring appearance detection device |
| CN117443763A (en) * | 2023-12-25 | 2024-01-26 | 北京中勘迈普科技有限公司 | Laser scanning device for workpiece contour |
| CN117443763B (en) * | 2023-12-25 | 2024-03-05 | 北京中勘迈普科技有限公司 | Laser scanning device for workpiece contour |
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