CN116546279A - Automatic test equipment - Google Patents
Automatic test equipment Download PDFInfo
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- CN116546279A CN116546279A CN202310539150.9A CN202310539150A CN116546279A CN 116546279 A CN116546279 A CN 116546279A CN 202310539150 A CN202310539150 A CN 202310539150A CN 116546279 A CN116546279 A CN 116546279A
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- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 104
- 239000000463 material Substances 0.000 claims abstract description 90
- 238000003860 storage Methods 0.000 claims abstract description 88
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000007723 transport mechanism Effects 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses automatic test equipment, which comprises a mounting frame, a lifting mechanism, a conveying mechanism, a recognition mechanism, a carrying mechanism and a detection mechanism, wherein the lifting mechanism comprises a storage part and a lifting assembly, the lifting assembly is used for driving the storage part to lift, a containing cavity capable of containing a plurality of trays is arranged in the storage part, the trays are in sliding fit with the storage part, and the storage part is provided with a first opening; the conveying mechanism is used for drawing the material tray from the first opening to a station to be tested or conveying the material tray into the material storage piece; the identification mechanism is arranged on the mounting frame and used for acquiring image information of the to-be-detected piece on the material tray of the station to be detected; the carrying mechanism comprises a mechanical arm and a material taking and placing assembly which are connected with each other, the mechanical arm is arranged on the mounting frame, and the material taking and placing assembly is used for taking and placing the piece to be measured; the detection mechanism is used for detecting the to-be-detected piece. Automatic test equipment replaces the manual work to detect the piece that awaits measuring, has saved the human cost, has eliminated the hidden danger that manual operation probably brought the influence product quality simultaneously.
Description
Technical Field
The invention relates to the technical field of WIFI module production, in particular to automatic test equipment.
Background
At present, along with the continuous development of a television, the production cost of the television is also continuously increased, and the WIFI module is used as an indispensable device for man-machine interaction of the intelligent television.
At present, the manual test mode for the WIFI module is as follows: the WIFI platelet to be tested is taken out from the incoming plastic tray manually, the WIFI platelet to be tested is placed in the shielding box positioning fixture, the testing instrument button is started manually, the shielding box automatically performs various set parameter tests, test data are displayed on the computer display, the WIFI platelet passing through the test is placed in the finished product tray manually according to test data results, the platelet not passing through the test is placed in a bad material area, the cycle operation is repeated, and therefore the test of the WIFI module at present not only needs to be conducted with a large amount of labor cost, but also has hidden troubles that the product quality is influenced by factors such as emotion or fatigue of a detector due to manual operation.
In view of this, there is a need to provide a new automatic test equipment that solves or at least alleviates the above-mentioned technical drawbacks.
Disclosure of Invention
The invention mainly aims to provide automatic test equipment, which aims to solve the technical problems of how to reduce the production cost of a WIFI module and ensure the quality of products.
In order to achieve the above object, the present invention provides an automatic test equipment comprising:
a mounting frame;
the lifting mechanism comprises a storage part and a lifting assembly which are connected with each other, the lifting assembly is used for driving the storage part to lift, a containing cavity capable of containing a plurality of trays is arranged in the storage part, the trays are in sliding fit with the storage part, and the storage part is provided with a first opening for the trays to enter and exit the containing cavity;
the conveying mechanism is used for extracting the material tray from the first opening to a station to be tested or conveying the material tray into the material storage piece;
the identifying mechanism is arranged on the mounting frame and used for acquiring image information of the to-be-detected piece on the material tray of the to-be-detected station;
the conveying mechanism comprises a mechanical arm and a material taking and placing assembly which are connected with each other, the mechanical arm is arranged on the mounting rack, and the material taking and placing assembly is used for taking out the to-be-detected piece of the material tray positioned at the station to be detected according to the image information or placing the detected to-be-detected piece back to the material tray;
the detection mechanism is used for receiving the to-be-detected piece taken out by the carrying mechanism and detecting the to-be-detected piece.
In an embodiment, the identifying means includes an image capturing element and a backlight plate, the image capturing element is mounted on the mounting frame, the backlight plate is mounted on the mounting frame, a light emitting surface of the backlight plate faces the to-be-detected element, and the backlight plate is provided with a light hole for exposing a lens of the image capturing element.
In an embodiment, the recognition mechanism further comprises a height adjusting assembly, the height adjusting assembly comprises an adjusting driving piece, the adjusting driving piece is installed on the installation frame, and the image acquisition piece is in transmission connection with the adjusting driving piece, so that the adjusting driving piece can drive the image acquisition piece to lift.
In an embodiment, the mounting bracket is provided with the plummer, transport mechanism includes transportation driving piece, mount pad and presss from both sides and gets the subassembly, transportation driving piece install in the bottom of plummer, the mount pad with transportation driving piece transmission is connected, so that transportation driving piece can drive the mount pad is close to or keeps away from the storing piece, press from both sides and get the subassembly and install in the mount pad, press from both sides and get the subassembly and be used for pressing from both sides and get or loosen the charging tray, the plummer has been seted up and has been supplied press from both sides and get the subassembly and expose the through-hole at plummer top, the through-hole is followed the direction of movement of mount pad extends.
In an embodiment, the one end of charging tray outwards protrudes to form the bellying, the locating hole has been seted up to the bellying, press from both sides and get the subassembly and get driving piece, clamping jaw and locating piece including pressing from both sides, the clamping jaw with press from both sides and get driving piece transmission connection, the locating piece install in the clamping jaw, press from both sides and get driving piece to be used for through the clamping jaw drive the locating piece gets into or keep away from the locating hole.
In an embodiment, the number of the lifting mechanisms and the number of the transporting mechanisms are at least two, the transporting mechanisms are correspondingly arranged with the lifting mechanisms, the transporting mechanisms and the bearing tables are respectively arranged on one side of the material storage part, and the transporting mechanisms and the bearing tables are respectively arranged corresponding to the first opening.
In an embodiment, the mounting frame comprises a first frame body and a second frame body which are independently arranged, the lifting assembly, the conveying mechanism and the carrying mechanism are all installed on the first frame body, and the detecting mechanism is installed on the second frame body.
In an embodiment, the lifting assembly comprises a lifting driving piece, a connecting belt and a plurality of guide wheels, wherein the connecting piece is in transmission connection with the lifting driving piece, the connecting piece is connected with the storage piece, the connecting belt is wound on the guide wheels, one end of the connecting belt is connected with the connecting piece, the other end of the connecting belt is connected with one side, deviating from the connecting piece, of the storage piece, so that the lifting driving piece drives the storage piece to lift through the connecting piece, the guide wheels and the connecting belt.
In an embodiment, the picking and placing component comprises a rotary driving piece, a connecting frame and at least two sucking pieces, wherein the rotary driving piece is installed on the mechanical arm, the connecting frame is installed on an output shaft of the rotary driving piece, at least two sucking pieces are installed on the connecting frame at intervals, and the sucking pieces are used for picking and placing the piece to be detected.
In an embodiment, the storage piece includes box and door body, the box is inside to be provided with and is used for holding a plurality of the charging tray hold the chamber, the inner wall of box with charging tray sliding fit, first opening has been seted up to one side of box, the second opening has been seted up to the opposite side of box, the door body with the box articulates, the door body corresponds the second opening sets up, just be provided with on the door body and inhale the piece and be used for adsorbing the box, so that the door body can shelter from the second opening.
According to the technical scheme, if the to-be-tested piece is to be tested, only a worker is required to put the material tray filled with the to-be-tested piece into the material storage piece, and then the material storage piece is driven to lift through the lifting assembly, so that the material tray is stopped at the height of the to-be-tested station, and the material tray is pulled out of the material storage piece through the first opening by the conveying mechanism and is moved to the to-be-tested station; and then controlling the identification mechanism to shoot the to-be-detected piece positioned in the to-be-detected station to obtain image information of the to-be-detected piece, determining the position of the to-be-detected piece in the material tray according to the image information, driving the mechanical arm to drive the taking and placing component to move the to-be-detected piece positioned in the material tray to the detection mechanism to detect or move the detected workpiece from the detection mechanism to the material tray according to the position information of the to-be-detected piece in the material tray, after all the to-be-detected pieces in one material tray are detected, conveying the material tray into the material storage piece through the first opening by the conveying mechanism, driving the material storage piece to ascend or descend by the lifting component, so that the other material tray filled with the to-be-detected piece is moved to the height of the to-be-detected station, and automatically detecting the to-be-detected piece can be realized by only needing to change the material tray in the material storage piece in a certain interval time, so that labor cost for detecting the to be detected piece is saved, and hidden danger affecting product quality possibly caused by manual operation is eliminated. The to-be-detected piece can be a WIFI board.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described below, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained without the inventive effort by a person skilled in the art, in a structure which is shown in accordance with these drawings.
FIG. 1 is a schematic diagram of an automatic test equipment according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front view of the automatic test equipment of FIG. 1;
FIG. 3 is a schematic top view of the automated test equipment of FIG. 1;
FIG. 4 is a schematic side elevational view of the automatic test equipment of FIG. 1;
FIG. 5 is a schematic diagram illustrating a lifting mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a part of a lifting mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of a storage member according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a tray according to an embodiment of the present invention;
FIG. 9 is a schematic perspective view of a transporting mechanism according to an embodiment of the present invention;
FIG. 10 is a schematic bottom view of the transport mechanism of FIG. 9;
FIG. 11 is a schematic top view of the transport mechanism of FIG. 9;
FIG. 12 is a schematic view of a portion of a transportation mechanism according to an embodiment of the present invention;
fig. 13 is a schematic view of a part of a carrying mechanism according to an embodiment of the invention.
Reference numerals illustrate:
the achievement of the object, functional features and advantages of the present invention will be further described with reference to the drawings in connection with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as upper and lower … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in fig. 1), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" can include at least one such feature, either explicitly or implicitly.
Moreover, the technical solutions of the embodiments of the present invention can be combined with each other, but it is necessary to be based on the fact that those skilled in the art can realize the technical solutions, and when the technical solutions are contradictory or cannot be realized, the technical solutions should be considered that the combination of the technical solutions does not exist, and the combination is not within the scope of protection required by the present invention.
The invention provides automatic test equipment 1, as shown in fig. 1-5, the automatic test equipment 1 comprises a mounting frame 11, a lifting mechanism 12, a conveying mechanism 13, a recognition mechanism 14, a carrying mechanism 15 and a detection mechanism 16, wherein the lifting mechanism 12 comprises a storage part 121 and a lifting assembly 122 which are connected with each other, the lifting assembly 122 is used for driving the storage part 121 to lift, a containing cavity 1215 capable of containing a plurality of trays 17 is arranged in the storage part 121, the trays 17 are in sliding fit with the storage part 121, and the storage part 121 is provided with a first opening 1213 for feeding the trays 17 into and out of the containing cavity 1215; the conveying mechanism 13 is used for drawing the tray 17 from the first opening 1213 to the station 22 to be tested or feeding the tray 17 into the storage member 121; the identification mechanism 14 is mounted on the mounting frame 11, and the identification mechanism 14 is used for acquiring image information of the workpiece to be tested on the tray 17 of the station 22 to be tested; the carrying mechanism 15 comprises a mechanical arm 151 and a material taking and placing assembly 152 which are connected with each other, the mechanical arm 151 is arranged on the mounting frame 11, and the material taking and placing assembly 152 is used for taking out a to-be-detected piece of the material tray 17 positioned at the station 22 to be detected according to image information or placing the to-be-detected piece after detection back to the material tray 17; the detecting mechanism 16 is configured to receive the workpiece taken out by the conveying mechanism 15, and detect the workpiece.
If the workpiece to be tested is to be tested, only a worker is required to load the trays 17 containing the workpiece to be tested into the storage part 121, and as a plurality of trays 17 can be accommodated in the storage part 121, the time interval of material changing is prolonged, the number of material changing times is reduced, and according to a preferred embodiment of the invention, eighteen trays 17 can be accommodated in the accommodating cavity 1215, and the eighteen trays 17 are sequentially arranged at intervals from top to bottom, so that uninterrupted test quantity of the automatic test equipment 1 in four hours can be ensured; the lifting assembly 122 drives the storage part 121 to lift so that the tray 17 is stopped at the same height as the station 22 to be tested, and the conveying mechanism 13 withdraws the tray 17 from the storage part 121 through the first opening 1213 and moves the tray to the station 22 to be tested; then controlling the identification mechanism 14 to photograph the to-be-detected piece positioned in the to-be-detected station 22 to obtain image information of the material taking disc 17 and the to-be-detected piece, determining the position of the to-be-detected piece in the material taking disc 17 according to the image information, and driving the mechanical arm to drive the material taking and placing component 152 to move the to-be-detected piece positioned in the material taking disc 17 to the detection mechanism 16 for detection or move the detected workpiece from the detection mechanism 16 to the material taking disc 17 according to the position information of the to-be-detected piece in the material taking disc 17; when the detection of the parts to be detected in one tray 17 is completed, the tray 17 is sent into the storage part 121 through the first opening 1213 by the conveying mechanism 13, the lifting assembly 122 drives the storage part 121 to lift or descend, so that the other tray 17 filled with the parts to be detected moves to the height of the station 22 to be detected, the automatic detection of the parts to be detected can be realized only by replacing the tray 17 in the storage part 121 by a worker within a certain interval time, the detection efficiency is greatly improved, the labor cost for detecting the parts to be detected is saved, the hidden danger that the product quality is influenced due to manual operation is eliminated, and the product competitiveness is improved. According to the measurement and calculation, the detection efficiency of the automatic test equipment 1 on the to-be-detected piece is improved by four times compared with that of the manual detection on the to-be-detected piece. The to-be-detected piece can be a WIFI board. It should be noted that, the automatic test equipment 1 supports non-stop material changing in the test process, that is, in the process of detecting the to-be-detected member by the automatic test equipment 1, a worker can take out the tray 17 after the detection, put the tray 17 with the to-be-detected member into the storage member 121, and the process does not need to stop, so that the test efficiency is improved compared with the stop material changing. According to the preferred embodiment of the invention, the four-axis mechanical arm 151 is adopted by the mechanical arm 151, so that the path for moving the workpiece to be tested by the material taking and placing assembly 152 is simpler and more efficient, and in addition, the four-axis mechanical arm 151 operates stably, so that the stability of the automatic test equipment 1 is improved.
Further, the recognition mechanism 14 includes an image capturing element 141 and a backlight plate 142, the image capturing element 141 is mounted on the mounting frame 11, the backlight plate 142 is mounted on the mounting frame 11, the light emitting surface of the backlight plate 142 faces the to-be-detected element, and the backlight plate 142 is provided with a light hole 144 for exposing the lens of the image capturing element 141. The image acquisition member 141 may be a camera or a video camera, and the image acquisition member 141 is used for performing non-contact visual flexible positioning on the to-be-detected member, instead of positioning the to-be-detected member by using a positioning jig, so that the positioning efficiency of the to-be-detected member is improved, the production beat of a production line for producing the to-be-detected member is improved, the positioning accuracy of the to-be-detected member by the automatic test equipment 1 and the compatibility of the to-be-detected member are also enhanced, and the stability of the automatic test equipment 1 is also greatly improved; the backlight plate 142 is suspended at the position 500mm away from the station 22 to be tested, so that the whole station 22 to be tested can be illuminated by the light emitted by the backlight plate 142, stable light source support is provided for the image acquisition member 141, and meanwhile, the interference of external environment light on the image acquisition member 141 is avoided; according to a preferred embodiment of the present invention, backlight 142 employs 600mm 300mm backlight.
Still further, the recognition mechanism 14 further includes a height adjusting assembly 143, the height adjusting assembly 143 includes an adjusting driving member, the adjusting driving member is mounted on the mounting frame 11, and the image capturing member 141 is in transmission connection with the adjusting driving member, so that the adjusting driving member can drive the image capturing member 141 to lift. The image acquisition member 141 is located in the round hole, and an adjusting driving member capable of adjusting the height of the image acquisition member 141 is additionally arranged, so that the height of the image acquisition member 141 can be adjusted, and the distance from the image acquisition member 141 to the member to be measured is adjusted, so that the image acquisition member 141 can adopt a visual positioning mode of combining a positioning mode of the image acquisition member 141 with a short distance, and the positioning precision of the image acquisition member 141 to the member to be measured is improved; according to a preferred embodiment of the present invention, the adjustable range in which the adjustment driving member drives the image pickup member 141 to be lifted is 50mm. The adjusting driving member may be an air cylinder or a pneumatic slider, or may be a slider mounted on the screw assembly by the image collecting member 141, and the screw of the screw assembly is driven by the motor to rotate, so as to adjust the height of the image collecting member 141.
According to a preferred embodiment of the present invention, the number of the lifting mechanisms 12 and the number of the transporting mechanisms 13 are two, the two lifting mechanisms 12 are symmetrically distributed on the left and right sides of the control panel 19 of the automatic test equipment 1, the material storage part 121 of one lifting mechanism 12 is used for storing the material tray 17 with the material to be tested placed therein, the material storage part 121 of the other lifting mechanism 12 is used for storing the material tray 17 with the material to be tested placed therein, in a specific embodiment, the material tray 17 with the material to be tested placed therein is moved to the material to be tested 22 by the transporting mechanism 13 correspondingly arranged, the empty material tray 17 is placed in the other material storage part 121, the transporting mechanism 13 correspondingly arranged with the material storage part 121 moves the empty material tray 17 to the material receiving station 23, the mechanical arm 151 drives the material taking and placing component 152 to move the material to be tested located in the material to be tested 22 to the detecting mechanism 16, after the material to be tested is tested, the mechanical arm 151 drives the material taking and placing component 152 to move the material to be tested from the detecting mechanism 16 to the material tray 17 with the material receiving station 23, in particular embodiment, the material tray 17 with the material receiving station 23 is fully loaded with the material tray 17 with the material to be tested, the material storage part 17 is moved to the empty material receiving component 17 by the transporting mechanism 121, and the empty material storage component is driven by the lifting component 121 to be reciprocally moved to the material receiving station 17 to the empty material storage part 23. Two storage parts 121, one for holding the non-detected part to be detected and one for holding the detected workpiece (the detected workpiece is the detected part), the two parts are separated clearly and do not interfere with each other, so that the staff can distinguish whether the workpiece in the tray 17 is detected or not, and meanwhile, the running stability of the automatic test equipment 1 is improved. According to a preferred embodiment of the present invention, one lifting assembly 122 completes lifting of the workpiece to be tested, and the other lifting assembly 122 completes lifting of the workpiece to be tested, and the lifting assembly are synchronously performed, so that the automatic test equipment 1 is guaranteed to have higher detection efficiency.
In addition, the mounting frame 11 includes a first frame body 111 and a second frame body 112 that are independently provided, and the lifting assembly 122, the transport mechanism 13, and the carrying mechanism 15 are all mounted on the first frame body 111, and the detection mechanism 16 is mounted on the second frame body 112. Wherein the first frame 111 and the second frame 112 can be separated from each other, and when the first frame 111 and the second frame 112 are combined together for use, automatic detection of the to-be-detected member can be realized; when first support body 111 and second support body 112 separate, the staff can directly detect the piece that awaits measuring through the detection mechanism 16 that is located on the second support body 112, has practiced thrift the cost of building the manual detection mesa again, when the equipment that is located first support body 111 breaks down simultaneously, can be very first time with first support body 111 and second support body 112 separation, replace manual detection immediately, thereby reduced automatic test equipment 1 to the risk of the automatic test of piece that awaits measuring, reduced because the equipment trouble that is located on first support body 111 and to the influence that awaits measuring the detection efficiency of piece produced.
According to an embodiment of the present invention, the number of the detecting mechanisms 16 is plural, and the detecting mechanisms 16 are all mounted on the second frame 112, so as to improve the detecting efficiency of the to-be-detected member by arranging the detecting mechanisms 16, wherein the detecting mechanisms 16 may be arranged in a straight shape or may be arranged around the mechanical arm 151; specifically, the arm length of the mechanical arm 151 can be selected appropriately. According to a preferred embodiment of the present invention, the mechanical arm 151 is a four-axis mechanical arm 151, the arm length is 700mm, the load is 10kg, and the plurality of detecting mechanisms 16 are arranged in a straight line on the second frame 112.
According to another embodiment of the present invention, the detecting mechanism 16 includes a detecting assembly 161 and a fixing assembly 162, the detecting assembly 161 includes a detecting box 1611, a detecting table 1612, and a telescopic driving member, wherein the detecting box 1611 is provided with an opening for the detecting table 1612 to go in and out, the telescopic driving member is used for driving the detecting table 1612 to go in and out of the detecting box 1611, and the detecting box 1611 is used for detecting a workpiece to be detected; the fixing assembly 162 includes four fixing elements 1621, the four fixing elements 1621 are disposed around the outer periphery of the detection box 1611, and are used for fixing the detection box 1611 on the second frame body 112, since the detection box 1611 has various sizes, each fixing element 1621 is provided with a kidney-shaped hole 21, the fixing element 1621 passes through the kidney-shaped hole 21 through a screw to be connected with the second frame body 112, and the area enclosed by the four fixing elements 1621 is adjustable by arranging the kidney-shaped hole 21, so as to adapt to the detection boxes 1611 with different sizes.
As shown in fig. 5 and 6, the lifting assembly 122 includes a lifting driving member 1221, a connecting member 1222, a connecting belt 1223 and a plurality of guide wheels 1224, wherein the connecting member 1222 is in transmission connection with the lifting driving member 1221, the connecting member 1222 is connected with the storage member 121, the connecting belt 1223 is wound around the guide wheels 1224, one end of the connecting belt 1223 is connected with the connecting member 1222, and the other end of the connecting belt 1223 is connected with one side of the storage member 121 away from the connecting member 1222, so that the lifting driving member 1221 drives the storage member 121 to lift through the connecting member 1222, the guide wheels 1224 and the connecting belt 1223. The lifting driving member 1221 may be a cylinder, an oil cylinder, a four-axis lifter, or the like, and the connecting belt 1223 and the guiding wheel 1224 are additionally provided, so that one end of the connecting belt 1223 connected with the connecting frame 1522 is pulled when the lifting driving member 1221 drives the connecting frame 1522 to lift, and under the guiding action of the guiding wheel, the other end of the connecting belt 1223 also forms an upward acting force on the storage member 121, and the connecting frame 1522 and the connecting belt 1223 jointly apply an upward acting force on two sides of the storage member 121, so that the storage member 121 can lift stably; the principle of the lifting driving member 1221 driving the storage member 121 to descend is similar to that of driving the storage member 121 to ascend, and will not be described herein. Compared with the lifting of the storage part 121 driven by the connecting piece 1222, the lifting process of the storage part 121 is smoother by adding the connecting belt 1223 and the guiding wheels 1224 to assist the lifting of the storage part 121.
According to a preferred embodiment of the present invention, the lifting assembly 122 further includes a guide rod 1227 and a ball screw 1226, the lifting driving member 1221 is a motor, the motor and the guide rod 1227 are both mounted on the first frame 111, an output shaft of the motor may be directly connected to a screw of the ball screw 1226 and drive the ball screw to rotate, or a connection member 1222 is connected to a nut of the ball screw 1226 by driving a synchronous belt and a synchronous wheel to rotate the screw of the ball screw 1226, and the connection member 1222 is provided with a guide hole through which the guide rod 1227 passes, and the connection member 1222 is slidably matched with the guide rod 1227, so that the motor can drive the connection member 1222 to lift under the guide of the guide rod 1227 through the ball screw 1226. According to a preferred embodiment of the present invention, the number of the guide rods 1227 is two, and the two guide rods 1227 are used to strengthen the guiding effect on the connecting frame 1522, so as to make the lifting of the connecting frame 1522 smoother. According to another embodiment of the present invention, the connecting frame 1522 is further provided with a bracket 1225 for supporting the storage member 121, and the storage member 121 is connected to the bracket 1225 by a threaded fastener, so as to prevent the storage member 121 from falling off from the bracket 1225; wherein one end of the connecting band 1223 is connected to one end of the bracket 1225 provided near the connecting frame 1522, and the other end of the connecting band 1223 is connected to one end of the bracket 1225 remote from the connecting frame 1522.
As shown in fig. 1 and 9-11, the mounting frame 11 is provided with a carrying platform 18, the transport mechanism 13 includes a transport driving member 131, a mounting seat 132 and a clamping assembly 133, the transport driving member 131 is mounted at the bottom of the carrying platform 18, the mounting seat 132 is in transmission connection with the transport driving member 131, so that the transport driving member 131 can drive the mounting seat 132 to be close to or far away from the storage member 121, the clamping assembly 133 is mounted on the mounting seat 132, the clamping assembly 133 is used for clamping or loosening the tray 17, the carrying platform 18 is provided with a through hole 182 for exposing the clamping assembly 133 to the top of the carrying platform 18, and the through hole 182 extends along the moving direction of the mounting seat 132. Wherein, the transportation driving piece 131 is arranged at the bottom of the bearing table 18, so that the interference between the transportation driving piece 131 and the material tray 17 can be effectively avoided; wherein the transport drive 131 may drive the mount 132 toward or away from the storage member 121 via a lead screw assembly. According to a preferred embodiment of the present invention, the transportation driving member 131 may be a servo motor or a stepper motor, the transportation driving member 131 drives the synchronous belt to move through the synchronous wheel, and the mounting base 132 is mounted on the synchronous belt, so that the transportation driving member 131 can drive the mounting base 132 to approach or separate from the storage member 121 through the synchronous belt; in addition, the mounting seat 132 is further provided with a guide block 134, the bottom of the bearing platform 18 is further provided with a guide rail 135, the extending direction of the guide rail 135 is consistent with the transportation direction of the mounting platform, and the mounting platform is provided with guide through sliding fit of the guide block 134 and the guide rail 135. It should be noted that, the bearing table 18 is correspondingly disposed with the storage part 121, so as to provide reliable support for the tray 17 sent out from the storage part 121, and ensure that the tray 17 is placed stably during the grabbing test of the part to be tested.
According to the embodiment of the invention, the bottom of each tray 17 is provided with the metal plate support, so that the flatness of the bottom of the tray 17 is ensured, the stability of the tray 17 in the moving process is improved, and in addition, the visual positioning precision of the image acquisition part 141 to the tray 17 can be improved through the metal plate support. It should be noted that, the top surface of the bearing table 18 is provided with the groove 181, so that the scraps generated by friction between the metal plate support and the bearing table 18 can directly enter the groove 181, thereby avoiding affecting the stability of the movement of the tray 17.
As shown in fig. 8 and 12, one end of the tray 17 protrudes outwards to form a protruding portion 171, the protruding portion 171 is provided with a positioning hole 172, the clamping assembly 133 comprises a clamping driving piece 1331, a clamping jaw 1332 and a positioning piece 1333, the clamping jaw 1332 is in transmission connection with the clamping driving piece 1331, the positioning piece 1333 is mounted on the clamping jaw 1332, and the clamping driving piece 1331 is used for driving the positioning piece 1333 to enter or leave the positioning hole 172 through the clamping jaw 1332. When the tray 17 is required to be pulled out of the storage part 121 and onto the loading platform 18, the transportation driving part 131 drives the mounting platform to move towards the storage part 121, the clamping jaw 1332 is driven to be closed by the clamping driving part 1331, so that the positioning frame positioned on the clamping jaw 1332 is clamped into the positioning hole 172, and the mounting platform is driven by the transportation driving part 131 to move along the direction opposite to the previous direction, so that the tray 17 is pulled out onto the loading platform 18; through the clamping fit of the positioning frame and the positioning hole 172, the tray 17 can be effectively prevented from loosening from the clamping jaw 1332 in the moving process. The gripping driving member 1331 may be an air cylinder or a pneumatic finger, and the gripping driving member 1331 is mounted to face the boss 171 of the tray 17. According to another embodiment of the present invention, the number of the clamping jaws 1332 is two, the clamping driving member 1331 may be an air cylinder, and the clamping driving member 1331 drives the two clamping jaws 1332 to close the clamping protrusions 171, and then pulls the tray 17 out of the storage member 121 onto the carrying table 18 under the driving action of the transporting driving member 131.
As shown in fig. 1 to 4, the number of the lifting mechanisms 12 and the number of the transporting mechanisms 13 are at least two, the transporting mechanisms 13 are arranged corresponding to the lifting mechanisms 12, the transporting mechanisms 13 and the bearing platforms 18 are arranged on one side of the storage piece 121, and the transporting mechanisms 13 and the bearing platforms 18 are arranged corresponding to the first openings 1213. By arranging at least two lifting mechanisms 12, and arranging a transport mechanism 13 corresponding to each lifting mechanism 12, the number of pieces to be tested which can be stored in the automatic test equipment 1 is increased, the number of times of manual material changing is further reduced, the time of manual operation is shortened, and the stability of the automatic test equipment 1 is also improved. By withdrawing the tray 17 from the first opening 1213, the tray 17 is pulled out from the front end of the bin 121, thereby allowing the tray 17 to coincide with the carrier 18, reducing the overall size of the automatic test equipment 1, as compared to conventionally pulling the tray 17 out from the rear end of the bin 121. It should be noted that the number of carrying tables 18 may be one for carrying trays 17 removed from different storage members 121; the number of the carrying platforms 18 may be plural, and each carrying platform 18 is disposed corresponding to one storage member 121.
As shown in fig. 3 and 13, the pick-and-place assembly 152 includes a rotary driving member 1521, a connecting frame 1522, and at least two sucking members 1523, wherein the rotary driving member 1521 is mounted on the mechanical arm 151, the connecting frame 1522 is mounted on an output shaft of the rotary driving member 1521, at least two sucking members 1523 are mounted on the connecting frame 1522 at intervals, and the sucking members 1523 are used for picking and placing the workpiece to be tested. By providing at least two sucking pieces 1523, according to a preferred embodiment of the present invention, the number of the sucking pieces 1523 is two, the sucking pieces 1523 may be vacuum sucking discs, the vacuum sucking discs generate negative pressure through the vacuum generator, the axial extension direction of the fixing rod of the sucking discs is reversely parallel to or coincides with the Z-axis extension direction of the mechanical arm 151, the two sucking pieces 1523 are respectively installed at two ends of the connecting frame 1522, the mechanical arm 151 drives the rotation driving piece 1521 to move, so that the to-be-detected piece sucked by the sucking piece 1523 is moved into the detecting mechanism 16 for detection, and the two to-be-detected pieces can be sucked at a time due to the existence of the two sucking pieces 1523 and are respectively placed into different detecting mechanisms 16; meanwhile, one sucking piece 1523 can suck the workpiece to be detected, the other sucking piece 1523 is used for sucking the workpiece to be detected, when the sucking piece 1523 sucks the workpiece to be detected, the rotary driving piece 1521 drives the connecting frame 1522 to move, so that the sucking piece 1523 sucked with the workpiece to be detected moves to the position above the detecting table 1612, the sucking piece 1523 is controlled to place the workpiece on the detecting table 1612, and therefore the discharging and feeding of the detecting mechanism 16 are completed rapidly, compared with the path of placing the workpiece to be detected in the tray 17 into the detecting mechanism 16 after the workpiece to be detected is placed in the tray 17, the path of taking and feeding the workpiece 152 in the discharging and feeding process of the detecting mechanism 16 is greatly shortened, and the detecting efficiency of the detecting mechanism 16 is improved. After the workpiece to be tested is placed, the workpiece to be tested is sent into the tray 17 for placing the workpiece to be tested or is placed into the tray 17 through the control mechanical arm 151 and the suction piece 1523.
As shown in fig. 3 and 7, the storage part 121 includes a box 1211 and a door 1212, a receiving cavity 1215 for receiving a plurality of trays 17 is provided in the box 1211, the inner wall of the box 1211 is slidably matched with the trays 17, a first opening 1213 is provided at one side of the box 1211, a second opening 1214 is provided at the other side of the box 1211, the door 1212 is hinged to the box 1211, the door 1212 is provided corresponding to the second opening 1214, and a magnetic attraction part 1216 is provided on the door 1212 for adsorbing the box 1211 so that the door 1212 can shield the second opening 1214. By providing the second opening 1214, when the tray 17 needs to be sent into the storage part 121 or taken out from the storage part 121, the tray 17 can be directly taken out from or put into the storage part 121 through the second opening 1214, which is safer and easier to operate than the tray 17 taken out from or put into the first opening 1213, and the automatic test equipment 1 can still operate normally during the taking and putting process, and the detection efficiency of the automatic test equipment 1 is not affected. By arranging the door body 1212, the door body 1212 is hinged with the case 1211, and the door body 1212 can be adsorbed on the case 1211 by the magnetic attraction piece 1216 to shield the second opening 1214, so as to prevent the tray 17 from falling out of the second opening 1214, and meanwhile, the closed door body 1212 can also serve as a reference for stopping the tray 17 in the storage piece 121. According to a preferred embodiment of the present invention, the number of the door 1212 is two, and the two door 1212 are respectively disposed at the left and right sides of the case 1211, so as to further prevent the tray 17 in the case 1211 from falling out of the second opening 1214, and provide an improvement reference for the tray 17 in the case 1211. It should be noted that, the two side walls in the case 1211 are provided with sliding grooves 20, the two sides of the tray 17 are provided with sliding rails corresponding to the sliding grooves 20 and sliding fit with the sliding grooves, and the tray 17 is ensured to be able to stably enter and exit the accommodating cavity 1215 through the sliding fit of the sliding grooves 20 and the sliding rails.
According to an embodiment of the present invention, the installation frame 11 is further provided with an infrared grating, and the infrared grating is provided to replace the safety door, so that the operation safety of the automatic test equipment 1 is ensured, the operation state of the automatic test equipment 1 is conveniently checked manually, and meanwhile, the detection mechanism 16 is conveniently replaced manually or the material taking and placing component 152 is conveniently replaced.
The foregoing is only the preferred embodiments of the present invention, and not the limitation of the scope of the present invention, and all the equivalent structural changes made by the description of the present invention and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. An automatic test equipment, comprising:
a mounting frame;
the lifting mechanism comprises a storage part and a lifting assembly which are connected with each other, the lifting assembly is used for driving the storage part to lift, a containing cavity capable of containing a plurality of trays is arranged in the storage part, the trays are in sliding fit with the storage part, and the storage part is provided with a first opening for the trays to enter and exit the containing cavity;
the conveying mechanism is used for extracting the material tray from the first opening to a station to be tested or conveying the material tray into the material storage piece;
the identifying mechanism is arranged on the mounting frame and used for acquiring image information of the to-be-detected piece on the material tray of the to-be-detected station;
transport mechanism, transport mechanism includes interconnect's arm and gets the blowing subassembly, the arm install in the mounting bracket, get the blowing subassembly and be used for according to the drawingThe image information is taken out of the workpiece to be tested of the material tray positioned at the station to be tested ， Or the detected piece to be detected is put back to the material tray;
the detection mechanism is used for receiving the to-be-detected piece taken out by the carrying mechanism and detecting the to-be-detected piece.
2. The automatic test equipment of claim 1, wherein the identification mechanism comprises an image acquisition member and a backlight plate, the image acquisition member is mounted on the mounting frame, the backlight plate is mounted on the mounting frame, the light emitting surface of the backlight plate faces the member to be tested, and the backlight plate is provided with a light hole for exposing a lens of the image acquisition member.
3. The automated test equipment of claim 2, wherein the identification mechanism further comprises a height adjustment assembly comprising an adjustment drive mounted to the mounting bracket, the image capture member in driving connection with the adjustment drive such that the adjustment drive is capable of driving the image capture member to rise and fall.
4. The automatic test equipment of claim 1, wherein the mounting frame is provided with a bearing table, the transport mechanism comprises a transport driving piece, a mounting seat and a clamping assembly, the transport driving piece is mounted at the bottom of the bearing table, the mounting seat is in transmission connection with the transport driving piece, so that the transport driving piece can drive the mounting seat to be close to or far away from the storage piece, the clamping assembly is mounted on the mounting seat, the clamping assembly is used for clamping or loosening the material tray, the bearing table is provided with a through hole for exposing the clamping assembly at the top of the bearing table, and the through hole extends along the moving direction of the mounting seat.
5. The automatic test equipment of claim 4, wherein one end of the tray protrudes outwards to form a protruding portion, the protruding portion is provided with a positioning hole, the clamping assembly comprises a clamping driving piece, clamping jaws and a positioning piece, the clamping jaws are in transmission connection with the clamping driving piece, the positioning piece is mounted on the clamping jaws, and the clamping driving piece is used for driving the positioning piece to enter or leave the positioning hole through the clamping jaws.
6. The automatic test equipment of claim 4, wherein the number of the lifting mechanisms and the number of the conveying mechanisms are at least two, the conveying mechanisms are arranged corresponding to the lifting mechanisms, the conveying mechanisms and the bearing tables are arranged on one side of the storage piece, and the conveying mechanisms and the bearing tables are arranged corresponding to the first opening.
7. The automatic test equipment of any one of claims 1-6, wherein the mounting frame comprises a first frame body and a second frame body that are independently arranged, the lifting assembly, the transport mechanism and the handling mechanism are all mounted to the first frame body, and the detection mechanism is mounted to the second frame body.
8. The automatic test equipment of any one of claims 1 to 6, wherein the lifting assembly comprises a lifting driving member, a connecting belt and a plurality of guide wheels, the connecting member is in transmission connection with the lifting driving member, the connecting member is connected with the storage member, the connecting belt is wound on the guide wheels, one end of the connecting belt is connected with the connecting member, and the other end of the connecting belt is connected with one side of the storage member, which is away from the connecting member, so that the lifting driving member drives the storage member to lift through the connecting member, the guide wheels and the connecting belt.
9. The automatic test equipment according to any one of claims 1 to 6, wherein the pick-and-place assembly comprises a rotary driving member, a connecting frame and at least two sucking members, the rotary driving member is mounted on the mechanical arm, the connecting frame is mounted on an output shaft of the rotary driving member, at least two sucking members are mounted on the connecting frame at intervals, and the sucking members are used for picking and placing the to-be-tested member.
10. The automatic test equipment according to any one of claims 1 to 6, wherein the material storage member comprises a case body and a door body, the inside of the case body is provided with a containing cavity for containing a plurality of trays, the inner wall of the case body is in sliding fit with the trays, a first opening is formed in one side of the case body, a second opening is formed in the other side of the case body, the door body is hinged with the case body, the door body is arranged corresponding to the second opening, and a magnetic attraction member is arranged on the door body for adsorbing the case body so that the door body can shield the second opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310539150.9A CN116546279A (en) | 2023-05-12 | 2023-05-12 | Automatic test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310539150.9A CN116546279A (en) | 2023-05-12 | 2023-05-12 | Automatic test equipment |
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| CN116546279A true CN116546279A (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310539150.9A Pending CN116546279A (en) | 2023-05-12 | 2023-05-12 | Automatic test equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117192341A (en) * | 2023-11-08 | 2023-12-08 | 深圳市森美协尔科技有限公司 | Wafer probe station |
-
2023
- 2023-05-12 CN CN202310539150.9A patent/CN116546279A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117192341A (en) * | 2023-11-08 | 2023-12-08 | 深圳市森美协尔科技有限公司 | Wafer probe station |
| CN117192341B (en) * | 2023-11-08 | 2024-02-13 | 深圳市森美协尔科技有限公司 | Wafer probe station |
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