CN113859943A - Test apparatus and control method thereof - Google Patents

Test apparatus and control method thereof Download PDF

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Publication number
CN113859943A
CN113859943A CN202111258872.4A CN202111258872A CN113859943A CN 113859943 A CN113859943 A CN 113859943A CN 202111258872 A CN202111258872 A CN 202111258872A CN 113859943 A CN113859943 A CN 113859943A
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China
Prior art keywords
module
cache
transfer
products
transfer module
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Granted
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CN202111258872.4A
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Chinese (zh)
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CN113859943B (en
Inventor
范元瑞
王星
迟鹏
郭金林
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Goertek Techology Co Ltd
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Goertek Techology Co Ltd
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Priority to CN202111258872.4A priority Critical patent/CN113859943B/en
Publication of CN113859943A publication Critical patent/CN113859943A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • B65G47/68Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices adapted to receive articles arriving in one layer from one conveyor lane and to transfer them in individual layers to more than one conveyor lane or to one broader conveyor lane, or vice versa, e.g. combining the flows of articles conveyed by more than one conveyor
    • B65G47/69Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices adapted to receive articles arriving in one layer from one conveyor lane and to transfer them in individual layers to more than one conveyor lane or to one broader conveyor lane, or vice versa, e.g. combining the flows of articles conveyed by more than one conveyor the articles being accumulated temporarily
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a test device and a control method thereof, wherein the test device comprises an installation platform, a cache component and a transfer component, wherein the installation platform is provided with a first test station and a second test station; the buffer assembly comprises two buffer modules movably arranged on the mounting table, and the two buffer modules are positioned between the first testing station and the second testing station; the transfer assembly comprises a first transfer module and a second transfer module which are movably arranged on the mounting table, the cache module is used for conveying products to the first transfer module or the second transfer module, the first transfer module is used for transferring the products in the first testing station into the cache module, and the second transfer module is used for transferring the products in the other cache module into the second testing station. The test equipment provided by the invention has higher operation efficiency.

Description

Test apparatus and control method thereof
Technical Field
The invention relates to the technical field of production equipment, in particular to test equipment and a control method thereof.
Background
In an automated testing line for small household electrical appliances, in order to increase the utilization rate of high-cost handling equipment such as a manipulator, a mechanical arm is generally used for configuration and layout corresponding to two or more testing stations, and the mechanical arm transfers products between the testing stations.
In the related art, because products in the test stations have test time differences due to retest and other reasons, the number of products which can be tested simultaneously in the test stations also has differences, and the distances between each test station and the mechanical arm are possibly different, the mechanical arm is difficult to act according to a specific rhythm when transferring the products between the test stations, so that when transferring the products, the mechanical arm frequently waits for the products in a certain test station to be tested, the product transfer is stopped, and part of test programs are hung, so that the operation efficiency of the equipment is low.
Disclosure of Invention
The invention mainly aims to provide a test device, aiming at improving the operation efficiency of the test device.
In order to achieve the above object, the present invention provides a test apparatus, including:
the mounting table is provided with a first testing station and a second testing station;
the buffer component comprises two buffer modules movably arranged on the mounting table, and the two buffer modules are positioned between the first testing station and the second testing station; and
the transfer assembly comprises a first transfer module and a second transfer module which are movably arranged on the mounting table, the cache module is used for conveying products to the first transfer module or the second transfer module, the first transfer module is used for transferring the products in the first testing station into the cache module, and the second transfer module is used for transferring the products in the other cache module into the second testing station.
In an embodiment of the present invention, each cache module includes:
the first driving module is arranged on the mounting table; and
the charging tray is arranged at the output end of the first driving module and provided with a plurality of limiting grooves capable of containing and limiting products, and the first driving module drives the charging tray to move towards the direction close to the first transfer module or the second transfer module.
In an embodiment of the present invention, the buffer module further includes a flip module, a transfer module, and a transfer module; the upset module includes:
the support comprises a supporting part and an overturning part, the supporting part is arranged on the mounting table and is positioned between the first testing station and the second testing station, and the overturning part is rotatably arranged on the supporting part;
the first adsorption module is arranged on the turnover part and used for sucking and releasing the product; and
the driving piece is arranged on the supporting part and used for driving the overturning part to rotate relative to the supporting part;
the conveying module and the transferring module are arranged on the mounting table, and the conveying module is positioned below the turnover part and used for receiving and conveying the products released by the first adsorption module; the transferring module is used for transferring the products on the conveying module into the cache module.
In an embodiment of the present invention, the transmission module includes:
the second driving module is arranged on the mounting table and positioned between the two cache modules;
the first lifting module is arranged at the output end of the second driving module; and
the positioning seat is arranged at the output end of the first lifting module and is provided with a plurality of positioning grooves capable of accommodating and limiting products;
the second driving module drives the first lifting module to drive the positioning seat to move towards the direction close to the first transfer module or the second transfer module, and the first lifting module drives the positioning seat to lift so that the first adsorption module releases the product into the positioning groove.
In an embodiment of the present invention, the transfer module includes:
the third driving module is arranged on the mounting table;
the second lifting module is arranged at the output end of the third driving module and at least partially positioned above the two cache modules; and
the second adsorption module is arranged at the output end of the second lifting module and used for adsorbing and releasing the product;
the third driving module drives the second lifting module to drive the second adsorption module to move between the transmission module and the two cache modules, and the second lifting module drives the second adsorption module to lift, so that the second adsorption module adsorbs products in the transmission module and releases the products to the cache modules.
In addition, the present invention further provides a control method, which is applied to the test equipment, wherein two cache modules of the test equipment are defined as a first cache module and a second cache module respectively, and the control method includes:
the first transfer module transfers the products which are tested in the first testing station into the first cache module, and the second transfer module waits for the products to be put in;
when the first cache module is full of materials, the second transfer module transfers the products in the first cache module to a second test station for testing;
the first transfer module transfers the products which are tested in the first testing station to the second cache module to be taken by the second transfer module.
In an embodiment of the present invention, when the first buffer module is full, the step of transferring the product in the first buffer module to the second testing station by the second transfer module includes:
before the second transfer module takes materials to the first cache module each time, judging whether materials exist in the first cache module;
if the first cache module is full of materials, judging whether the second cache module is full of materials;
if the second cache module is full of materials, the second transfer module transfers the products in the second cache module to the second testing station for testing, and the first transfer module puts the products which are tested in the first testing station into the first cache module.
In an embodiment of the present invention, after the step of determining whether the second cache module is full, the method further includes:
if the second cache module is not full of materials, the second transfer module transfers the products in the first cache module to the second test station for testing, and the first transfer module puts the products which are tested in the first test station into the second cache module.
In an embodiment of the present invention, before the second transfer module fetches a product from the first cache module each time, the step of determining whether there is a material in the first cache module further includes:
if the first cache module is empty, judging whether the second cache module is filled with materials;
if the second cache module is filled with materials, the second transfer module transfers the products in the second cache module to the second test station for testing, and the first transfer module puts the products which are tested in the first test station into the first cache module.
In an embodiment of the present invention, after the step of determining whether there is material in the second cache module, the method further includes:
if the second cache module is empty, the first transfer module puts the product which is tested in the first testing station into the first cache module.
According to the technical scheme, the two cache modules can move between the first transfer module and the second transfer module, the first transfer module is used for transferring the product in the first testing station into the at least one cache module, the second transfer module is used for transferring the product in the at least one cache module into the second testing station, the two cache modules are mutually and independently operated, the first transfer module and the second transfer module are mutually and independently operated, and the two cache modules have the temporary storage effect on the product to be transferred from the first testing station to the second testing station. Therefore, the first transfer module can transfer the tested products in the first testing station into the cache module for temporary storage, so as to realize product feeding; the temporary storage module can convey the temporarily stored products to the second transfer module to realize product feeding; the second shifts the product that the module kept in can with the buffer memory module and shifts to the second test station in, realizes the product unloading. In two buffer memory modules, when one buffer memory module feeds materials, the other buffer memory module can move to the first transfer module to wait for the materials loading, and each buffer memory module can be switched between the states of feeding and waiting for the materials loading, so that the products tested in the first test station can be continuously supplied to the second test station, the waiting time of the transfer and the test of the products can be greatly reduced, and the operation efficiency of the test equipment is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a test apparatus according to the present invention;
FIG. 2 is a block diagram of the cache component of FIG. 1;
FIG. 3 is a block diagram of two cache modules of FIG. 1;
FIG. 4 is a block diagram of the flip module of FIG. 1;
FIG. 5 is a block diagram of the transmission module shown in FIG. 1;
FIG. 6 is a structural view of the transfer module of FIG. 1;
FIG. 7 is a flow chart of the steps of the control method of the present invention;
FIG. 8 is a logic flow diagram of a control method of the present invention.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
1 Mounting table 23 Transmission module
1a First test station 231 The second driving module
1b Second testing station 2311 Second electric machine
2 Cache assembly 2312 The second transmission module
21 Cache module 232 First lifting module
211 First driving module 233 Positioning seat
2111 First motor 2331 Locating slot
2112 First drive module 24 Transfer module
212 Charging tray 241 Third driving module
2121 Limiting groove 2411 Third electric machine
22 Turnover module 2412 Third transmission module
221 Support frame 242 Second lifting module
2211 Supporting part 243 Second adsorption module
2212 Turnover part 3 Transfer assembly
222 First adsorption module 31 First transferModule group
223 Driving member 32 Second transfer module
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Throughout this document, "and/or" is meant to include three juxtaposed aspects, exemplified by "A and/or B," including either the A aspect, or the B aspect, or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a test device for product test, wherein the product comprises but is not limited to a loudspeaker and a microphone. In the embodiment of the present invention, as shown in fig. 1, the testing apparatus includes a mounting table 1, a buffer component 2, and a transfer component 3, where the mounting table 1 is provided with a first testing station 1a and a second testing station 1 b; the buffer assembly 2 comprises two buffer modules 21 movably arranged on the mounting table 1, and the two buffer modules 21 are positioned between the first testing station 1a and the second testing station 1 b; the transfer component 3 comprises a first transfer module 31 and a second transfer module 32 movably arranged on the mounting table 1, the buffer module 21 is used for conveying products to the first transfer module 31 or the second transfer module 32, the first transfer module 31 is used for transferring the products in the first testing station 1a to the buffer module 21, and the second transfer module 32 is used for transferring the products in the other buffer module 21 to the second testing station 1 b.
In this embodiment, the mounting table 1 is used for carrying the buffer component 2 and the transferring component 3, and the mounting table 1 may be a platform on a testing device. As shown by a dotted line frame in fig. 1, the first test station 1a and the second test station 1b are two spatial regions where test tools are arranged on the table surface of the mounting table 1, and different test tools are arranged in the first test station 1a and the second test station 1b, so that the first test station 1a and the second test station 1b can be respectively used for different test links of a product.
The buffer memory component 2 is used for storing products, two buffer memory modules 21 in the buffer memory component 2 are provided with spaces capable of containing and limiting the products, and each buffer memory module 21 can move between the first transfer module 31 and the second transfer module 32 at least partially so as to realize the transmission of the products between the first transfer module 31 and the second transfer module 32 through the buffer memory modules 21. Exemplarily, each buffer memory module 21 includes pneumatic slip table and the year dish of sliding connection on pneumatic slip table, it is equipped with a plurality of cell bodies that the interval set up to carry the dish, each cell body can correspond holding and spacing product, first transfer module 31 shifts the product of accomplishing the test in the first test station 1a to the cell body of carrying the dish in, pneumatic slip table drive carries the dish to move to second transfer module 32, test in order to wait that second transfer module 32 takes out the product and shift the product to second test station 1b, carry the dish through pneumatic slip table drive and move between first transfer module 31 and second transfer module 32, realize the product of testing through first test station 1a to the continuous transmission of second transfer module 32. It should be noted that the above is only an exemplary illustration of the structure of the cache module 21, and does not represent the only limitation to the structure of the cache module 21. Each cache module 21 can be provided with enough accommodating space to accommodate a sufficient number of products, so that a larger number of cache modules 21 are not required; the size of the containing space in each cache module 21 can be reduced, the volume of a single cache module 21 is reduced, and the number of the cache modules 21 is increased, so that the products can be timely conveyed.
The transferring component 3 is used for transferring products, the first transferring module 31 in the transferring component 3 is used for transferring the products in the first testing station 1a to the buffer module 21, and the second transferring module 32 in the transferring component 3 is used for transferring the products in the buffer module 21 to the second testing station 1 b. The first transfer module 31 can be close to the first test station 1a, the second transfer module 32 can be close to the second test station 1b, and the two buffer modules 21 can be arranged between the first transfer module 31 and the second transfer module 32, so that the moving stroke of the first transfer module 31 when transferring products and the moving stroke of the second transfer module 32 when transferring products are reduced, and the product transfer efficiency and the operation efficiency of the test equipment are improved. The first transfer module 31 and the second transfer module 32 may be mechanical arms, so that the first transfer module 31 and the second transfer module 32 may flexibly move in the upper space of the mounting table 1, and accurate picking and placing of products is achieved, which is beneficial to improving the reliability of product transfer.
According to the technical scheme of the embodiment, the two cache modules 21 move between the first transfer module 31 and the second transfer module 32, the first transfer module 31 is used for transferring the product in the first test station 1a into the at least one cache module 21, the second transfer module 32 is used for transferring the product in the at least one cache module 21 into the second test station 1b, the two cache modules 21 are enabled to operate independently, the first transfer module 31 and the second transfer module 32 are enabled to operate independently, and the two cache modules 21 have a temporary storage effect on the product to be transferred from the first test station 1a to the second test station 1 b. Therefore, the first transfer module 31 can transfer the tested product in the first testing station 1a into the buffer module 21 for temporary storage, so as to realize product feeding; the buffer module 21 can convey the temporarily stored products to the second transfer module 32, so that the feeding of the products is realized; the second transfer module 32 can transfer the product temporarily stored in the buffer module 21 to the second testing station 1b, so as to realize product blanking. In the two buffer modules 21, when one buffer module 21 feeds materials, the other buffer module 21 can move to the first transfer module 31 to wait for the materials loading, and each buffer module 21 can be switched between the states of feeding and waiting for the materials loading, so that the products tested in the first testing station 1a can be continuously supplied to the second testing station 1b, the waiting time of the transfer and the testing of the products can be greatly reduced, and the operation efficiency of the testing equipment is improved.
In an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 3, each buffer module 21 includes a first driving module 211 and a tray 212, the first driving module 211 is disposed on the mounting table 1; the tray 212 is disposed at the output end of the first driving module 211, the tray 212 has a plurality of limiting grooves 2121 capable of accommodating and limiting products, and the first driving module 211 drives the tray 212 to move toward the first transferring module 31 or the second transferring module 32.
In this embodiment, the tray 212 can be located above the first driving module 211, and the plurality of limiting grooves 2121 are disposed on a side of the tray 212 opposite to the first driving module 211, and each of the limiting grooves 2121 can accommodate and limit a product. Exemplarily, the first driving module 211 can be a pneumatic sliding table, the tray 212 is connected to an output end of the pneumatic sliding table, and the pneumatic sliding table drives the tray 212 to move between the first transfer module 31 and the second transfer module 32, so as to realize continuous conveying of the product tested by the first testing station 1a to the second transfer module 32. Wherein the output of first drive module 211 is that first drive module 211 is used for exporting the terminal structure of driving power, for example when above-mentioned first drive module 211 is pneumatic slip table, pneumatic slip table includes direction slide bracket and follows the gliding slider of direction slide bracket under high-pressure gas promotes, the output of pneumatic slip table is the slider, and charging tray 212 is connected with the output of first drive module 211, and charging tray 212 is connected with the slider of first drive module 211 promptly.
Optionally, the first driving module 211 includes a first motor 2111 and a first driving module 2112, the first driving module 2112 includes an installation frame, a driving belt and two driving wheels, the installation table 1 is provided with the installation frame, the two driving wheels are arranged at intervals on the installation frame, the two driving wheels are provided with a driving belt sleeve, the installation frame is provided with the first motor 2111, the driving wheel is sleeved on an output shaft of the first motor 2111, the tray 212 is connected with the driving belt, and is in sliding connection with the installation frame in a way of rail groove matching and the like. Therefore, the first motor 2111 can drive a transmission wheel to drive the transmission belt and the other transmission wheel to rotate, the transmission belt drives the material tray 212 connected with the transmission belt to move relative to the mounting frame, so that the material tray 212 is close to the first transfer module 31 or the second transfer module 32 to move, and continuous conveying of the product tested by the first testing station 1a to the second transfer module 32 is realized.
In an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 4, the buffer module 2 further includes a turning module 22, a transferring module 23 and a transferring module 24; the turnover module 22 comprises a support 221, a first adsorption module 222 and a driving piece 223, the support 221 comprises a support portion 2211 and a turnover portion 2212, the support portion 2211 is arranged on the installation table 1 and is located between the first testing station 1a and the second testing station 1b, and the turnover portion 2212 is rotatably arranged on the support portion 2211; the first adsorption module 222 is disposed at the turning part 2212, and is used for sucking and releasing the product; the driving member 223 is disposed on the support portion 2211, and is used for driving the turning portion 2212 to rotate relative to the support portion 2211; wherein, the conveying module 23 and the transferring module 24 are arranged on the mounting table 1, the conveying module 23 is positioned below the turning part 2212 and is used for receiving and transferring the products released by the first adsorption module 222; the transfer module 24 is used for transferring the products on the transfer module 23 into the buffer module 21.
In this embodiment, the bracket 221 may be disposed between the two buffer modules 21 to reduce the space occupied by the bracket 221 on the mounting platform 1, and to implement a more compact structural design of the buffer assembly 2 and the testing apparatus. The holder 221 has one end of a support portion 2211 connected to the mounting table 1, the other end of the support portion 2211 rotatably connected to the turn portion 2212, and the first suction module 222 is provided in the turn portion 2212. When the turning part 2212 is driven by the driving part 223 to rotate relative to the supporting part 2211, the first adsorption module 222 rotates around the rotation axis of the turning part 2212, so that the first adsorption module 222 moves close to or away from the conveying module 23 located below the turning part 2212, and when the first adsorption module 222 rotates to the side of the turning part 2212 opposite to the transmission module, the first transfer module 31 can transfer the product in the first testing station 1a onto the first adsorption module 222 for adsorption and fixation; when the first adsorption module 222 rotates to a side of the turning portion 2212 facing the transfer module 23, the first adsorption module 222 can release the adsorbed product into the transfer module 23, the transfer module 23 can transport the received product outwards from a lower portion of the adsorption module, and the transported product is transferred into the buffer module 21 through the transfer module 24, so that the product in the first testing station 1a can be transferred into the buffer module 21. The supporting portion 2211 and the turning portion 2212 can be both plate-shaped or block-shaped structures, and the supporting portion 2211 and the turning portion 2212 can be rotatably connected through hole-shaft matching, hinging and the like. The first adsorption module 222 may be a pneumatic chuck, an electromagnet, or the like, so that the first adsorption module 222 may adsorb and release products. The driving member 223 may be a swing cylinder, a motor, etc., the supporting portion 2211 may be partially rotatably disposed through the supporting portion 2211, and the driving member 223 may be directly connected or in transmission connection with the portion of the supporting portion 2211 disposed through the supporting portion 2211, so as to realize the rotation driving of the driving member 223 on the turning portion 2212. The moving module may be a robot arm or a two-dimensional or three-dimensional moving platform with a product clamping or sucking function, so that the moving module can transfer the product in the transferring module 23 to the buffer module 21.
Optionally, the supporting portion 2211 includes two supporting plates oppositely disposed on the installation table 1, the turning portion 2212 is a rotating plate, two ends of the rotating plate are respectively rotatably connected to the two supporting plates, the driving member 223 is disposed on one supporting plate, the first adsorption module 222 is disposed on the rotating plate, an output end of the driving member 223 is connected to the rotating plate, and the driving member 223 drives the rotating plate to rotate relative to the supporting plate to drive the first adsorption module 222 to move close to or away from the transmission module.
In an embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 4 and fig. 5, the transmission module 23 includes a second driving module 231, a first lifting module 232 and a positioning seat 233, the second driving module 231 is disposed on the mounting platform 1 and located between the two buffer modules 21; the first lifting module 232 is arranged at the output end of the second driving module 231; the positioning seat 233 is disposed at an output end of the first lifting module 232, and the positioning seat 233 is provided with a plurality of positioning slots 2331 capable of accommodating and limiting products; the second driving module 231 drives the first lifting module 232 to drive the positioning seat 233 to move close to the first transfer module 31 or the second transfer module 32, and the first lifting module 232 drives the positioning seat 233 to lift, so that the first adsorption module 222 releases the product into the positioning slot 2331.
In this embodiment, the positioning seat 233 can be located above the second driving module 231, and a plurality of positioning slots 2331 are disposed on a side of the positioning seat 233 opposite to the second driving module 231, each positioning slot 2331 can receive and position a product. Illustratively, the second driving module 231 may be a pneumatic slide, the first lifting module 232 is a lifting slide, the lifting slide is connected to an output end of the pneumatic slide, the pneumatic slide drives the lifting slide to move the positioning seat 233 between the first transfer module 31 and the second transfer module 32, the lifting slide drives the positioning seat 233 to lift, so that when the positioning seat 233 is driven to move to a position right under the first adsorption module 222, the lifting slide table can drive the positioning seat 233 to lift and receive the products released by the first adsorption module 222, so that each product is limited in each positioning groove 2331, when the positioning seat 233 receives the product released by the first adsorption module 222, the positioning seat 233 can be driven to descend by the lifting and sliding table, so that the pneumatic sliding table drives the lifting sliding table to drive the positioning seat 233 to move towards the outside of the first adsorption module 222, and the transferring module 24 can transfer the product on the positioning seat 233 into the cache module 21. Wherein the output of second drive module 231 is the terminal structure that first drive module 231 group was used for exporting drive power, for example when above-mentioned second drive module 231 is pneumatic slip table, pneumatic slip table is including leading slide bracket and along leading the gliding slider of slide bracket under high-pressure gas promotes, and the output of pneumatic slip table is the slider, and first lift module 232 is connected with the output of first drive module 211, and first lift module 232 is connected with the slider of second drive module 231 promptly.
Optionally, the second driving module 231 includes a second motor 2311 and a second transmission module 2312, the second transmission module 2312 includes a mounting frame, a transmission belt and two transmission wheels, the mounting frame is disposed on the mounting frame, the two transmission wheels are disposed at intervals on the mounting frame, the transmission belt is sleeved on the two transmission wheels, the second motor 2311 is disposed on the mounting frame, the transmission wheel is sleeved on an output shaft of the second motor 2311, and the first lifting module 232 is connected with the transmission belt and slidably connected with the mounting frame in a rail groove fit manner. Therefore, the second motor 2311 can drive a transmission wheel to drive the transmission belt and another transmission wheel to rotate, the transmission belt drives the first lifting module 232 connected with the transmission belt to move relative to the mounting frame, so that the positioning seat 233 moves close to or away from the turnover module 22, and the transfer of the product from the first adsorption module 222 to the positioning seat 233 and the transfer of the product from the positioning seat 233 to the tray 212 are realized.
In an embodiment of the present invention, as shown in fig. 1, 2, 3 and 6, the transfer module 24 includes a third driving module 241, a second lifting module 242 and a second suction module 243, wherein the third driving module 241 is disposed on the mounting table 1; the second lifting module 242 is disposed at the output end of the third driving module 241, and at least partially disposed above the two buffer modules 21; the second adsorption module 243 is arranged at the output end of the second lifting module 242 and is used for sucking and releasing products; the third driving module 241 drives the second lifting module 242 to drive the second adsorption module 243 to move between the transmission module 23 and the two buffer modules 21, and the second lifting module 242 drives the second adsorption module 243 to lift, so that the second adsorption module 243 adsorbs the products in the transmission module 23 and releases the products into the buffer modules 21.
In this embodiment, the third driving module 241 can be a pneumatic sliding table, the second lifting module 242 can be a lifting sliding table, the lifting sliding table is connected to an output end of the pneumatic sliding table, the pneumatic sliding table drives the lifting sliding table to drive the second adsorption module 243 to move closer to or away from the mounting table 1, the lifting sliding table drives the second adsorption module 243 to move up and down, so that the positioning seat 233 is driven to move under the second adsorption module 243, or the second adsorption module 243 is driven to move over the positioning seat 233, the lifting sliding table can drive the second adsorption module 243 to descend to adsorb and fix the product on the positioning seat 233, the pneumatic sliding table drives the second lifting module 242 to drive the second adsorption module 243 to move over any tray 212, the second adsorption module 242 drives the second adsorption module 243 to approach the tray 212, so that the second adsorption module 243 releases the product into the limiting groove 2121 of the tray 212, the transfer of the product from the nest 233 to the tray 212 is accomplished.
Optionally, the third driving module 241 includes a third motor 2411 and a third driving module 2412, the third driving module 2412 includes a mounting bracket, a transmission belt and two transmission wheels, the mounting bracket is disposed on the mounting bracket 1, and can span across the arrangement of the two buffer modules 21, the two transmission wheels are disposed at intervals on the mounting bracket, the transmission belt is sleeved on the two transmission wheels, the third motor 2411 is disposed on the mounting bracket, a transmission wheel is sleeved on an output shaft of the third motor 2411, the second lifting module 242 is connected with the transmission belt, and is slidably connected with the mounting bracket through rail grooves. Therefore, the third motor 2411 can drive a transmission wheel to drive the transmission belt and another transmission wheel to rotate, the transmission belt drives the second lifting module 242 connected with the transmission belt to move relative to the mounting frame, so that the positioning seat 233 moves close to or away from the buffer module 21, the relative positions between the second adsorption module 243 and the positioning seat 233 and the material tray 212 are adjusted, and the product is transferred from the positioning seat 233 to the material tray 212 by means of the second lifting module 242.
The present invention further provides a control method, as shown in fig. 7, where the control scheme is applied to the test equipment in the foregoing embodiment, and defines two cache modules 21 of the test equipment in the foregoing embodiment as a first cache module and a second cache module, respectively, as shown in fig. 7, the control method includes:
step S10: the first transfer module 31 transfers the product tested in the first testing station 1a to the first buffer module, and the second transfer module 32 waits for the product to be placed.
In this embodiment, the first transfer module 31 preferentially transfers the products that have been tested in the first testing station 1a collectively to one cache module 21, and makes another cache module 21 enter a state waiting for loading; in this embodiment, the first transfer module 31 preferentially transfers products into the first buffer module, and the second transfer module 32 enters a waiting state when the first buffer module is loaded, so that enough products can be stored in the first buffer module for the second testing station 1b to perform the next level of testing.
Step S20: when the first buffer module is full, the second transfer module 32 transfers the product in the first buffer module to the second testing station 1b for testing.
In this embodiment, the first transfer module 31 continuously transfers the products that have been tested in the first test station 1a to the first buffer module, when the number of the products that can be accommodated by the first buffer module reaches the maximum upper limit, the first transfer module 31 stops transferring the products to the first buffer module, the first buffer module transfers the products to the second transfer module 32, the second transfer module 32 transfers the products transferred from the first buffer module to the second test station 1b for testing, and the testing links in the first test station 1a and the testing links in the second test station 1b start to be performed continuously.
Step S30: the first transfer module 31 transfers the product tested in the first testing station 1a to the second buffer module for the second transfer module 32 to take.
In this embodiment, since the first buffer module transmits the product to the second transfer module 32 and supplies the product to the second test station 1b, in order to ensure that the product completing the test link in the first test station 1a is supplied to the second test station 1b with the teasel root, the first transfer module 31 transfers the product completed through the test in the first test station 1a to the empty second buffer module, so that when the first buffer module is empty, the product in the second buffer module can be transferred to the second test station 1b through the second transfer module 32 for the next-level test, thereby avoiding the second test station 1b waiting for the product supply, ensuring the continuous operation of the test equipment, and improving the operation efficiency of the test equipment.
In an embodiment of the present invention, as shown in fig. 8, when the first buffer module is full, the step of transferring the product in the first buffer module to the second testing station 1b for testing by the second transferring module 32 includes:
step S21: before the second transfer module 32 fetches the material to the first cache module each time, whether the material exists in the first cache module is judged; if the first cache module is full of materials, judging whether the second cache module is full of materials;
in this embodiment, when the first buffer module is full, that is, the first buffer module reaches the upper limit of the number of products, the first buffer module transmits the products therein to the second transfer module 32, the second transfer module 32 starts to transfer the products in the first buffer module to the second test station 1b for testing, the products in the first buffer module gradually decrease, and meanwhile, the first transfer module 31 transfers the products in the first test station 1a to the second buffer module, and the products in the second buffer module gradually increase. Therefore, when the second transfer module 32 needs to fetch a product into the first cache module each time, it is determined whether there is a material in the first cache module, that is, whether there is a product in the first cache module, and if there is no material in the first cache module, that is, there is no product in the first cache module, the second transfer module 32 does not execute the action of fetching the material into the first cache module, so as to avoid the second transfer module 32 from performing the invalidation operation. If there are still products available in the first cache module and the second cache module is full, the first transfer module 31 cannot transfer the products tested by the first testing station 1a to the second cache module, and thus it is necessary to determine whether the second cache module is full.
Step 22: if the second buffer module is full of materials, the second transfer module 32 transfers the products in the second buffer module to the second testing station 1b for testing, and the first transfer module 31 puts the products which are tested in the first testing station 1a into the first buffer module.
In this embodiment, although the first buffer module still has products available, since the second buffer module is full, that is, the second buffer module reaches the upper limit of the number of the accommodated products, the first transfer module 31 cannot transfer the products tested by the first testing station 1a into the second buffer module, which will cause the first transfer module 31 to enter the idle waiting state, therefore, in order to improve the utilization rate of the first transfer module 31 and ensure that products are continuously supplied to the second test station 1b in the future time, the second cache module transfers the products therein to the second transfer module 32, the second transfer module 32 stops taking the products from the first cache module and then takes the products from the second cache module, the second transfer module 32 supplies the taken products to the second test module for testing, and the first cache module resets to wait for the first transfer module 31 to be loaded.
In an embodiment of the present invention, as shown in fig. 8, after the step of determining whether the second cache module is full of material, the method further includes:
step 23: if the second buffer module is not full, the second transfer module 32 transfers the product in the first buffer module to the second testing station 1b for testing, and the first transfer module 31 puts the product which is tested in the first testing station 1a into the second buffer module.
In this embodiment, the first buffer module supplies products to the second transfer module 32, and if there are products in the first buffer module and the second buffer module is not full, that is, the second buffer module does not reach the upper limit of the number of the accommodated products, in order to make neither the first transfer module 31 nor the second transfer module 32 idle, the utilization rates of the first transfer module 31 and the second transfer module 32 are increased, the blanking state of the first buffer module and the loading state of the second buffer module are maintained, the second transfer module 32 still transfers the products in the first buffer module to the second testing station 1b for testing, and the first transfer module 31 still transfers the products tested by the first testing station 1a to the second buffer module until the second buffer module is full or the first buffer module is empty.
In an embodiment of the present invention, as shown in fig. 8, before the second transfer module 32 fetches a product from the first cache module each time, the step of determining whether there is a material in the first cache module further includes:
step 24: if the first cache module is empty, judging whether the second cache module is filled with materials; if the second buffer module is filled with materials, the second transfer module 32 transfers the products in the second buffer module to the second testing station 1b for testing, and the first transfer module 31 puts the products which are tested in the first testing station 1a into the first buffer module.
In this embodiment, the first cache module is prior to the second cache module for loading, the first cache module is full and supplies products to the second transfer module 32, when the first cache module is empty, it indicates that the second transfer module 32 can not fetch products from the first cache module 21, at this time, the second cache module is required to supply products to the second transfer module 32, and the products of the second cache module are derived from the products tested by the first testing station 1a, when the first cache module is empty, the first transfer module 31 may not transfer any products to the second cache module due to reasons such as product retest, and therefore, at this time, it is required to determine whether the second cache module is empty, that is, determine whether the second cache module is empty. If there is a product in the second buffer module, the product in the second buffer module can be supplied to the second transfer module 32 through the second buffer module, and the product in the second buffer module is transferred to the second test station 1b through the second transfer module 32 for testing, so that the continuous performance of the test link in the second test station 1b is ensured.
In an embodiment of the present invention, as shown in fig. 8, after the step of determining whether there is material in the second cache module, the method further includes:
step 25: if the second buffer module is empty, the first transfer module 31 puts the product that has been tested in the first testing station 1a into the first buffer module.
In this embodiment, when an extreme situation is encountered, for example, the test link in the first test station 1a cannot be smoothly performed or the product retest and other situations occur repeatedly, the first test station 1a cannot smoothly output a test completion or a test qualified product, the first transfer module 31 may not transfer the tested product to the first buffer module or the second buffer module all the time, and therefore the situations that both the first buffer module and the second buffer module are empty materials occur, at this time, the first buffer module needs to return to the position of the first transfer module 31 to wait for loading, and meanwhile, the related operators of the test equipment can be prompted by the warning device in the test equipment to operate abnormally, so that the related operators can know the operation situation of the equipment in time, and the equipment can be overhauled and maintained in time.
It should be noted that the number of the products that are transferred out from the first testing station 1a by the first transfer module 31 a once may be greater than the number that is transferred into the second testing station 1b by the second transfer module 32 a once from the buffer module 21, so as to more easily maintain the continuous transportation of the products in the first testing ring station to the products in the second testing station 1b, which is beneficial to improving the operation efficiency of the testing apparatus. In addition, when the first buffer memory module and the second buffer memory module have enough space for storing products, or the testing links in the first testing station 1a and the second testing station 1b are smoothly performed, the situation that the first buffer memory module and the second buffer memory module are full of materials at the same time generally does not occur.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A test apparatus, characterized in that the test apparatus comprises:
the mounting table is provided with a first testing station and a second testing station;
the buffer assembly comprises two buffer modules movably arranged on the mounting table, and the two buffer modules are positioned between the first test station and the second test station; and
the transfer assembly comprises a first transfer module and a second transfer module which are movably arranged on the mounting table, the cache module is used for conveying products to the first transfer module or the second transfer module, the first transfer module is used for transferring the products in the first testing station into one cache module, and the second transfer module is used for transferring the products in the other cache module into the second testing station.
2. The test equipment of claim 1, wherein each of the cache modules comprises:
the first driving module is arranged on the mounting table; and
the charging tray is arranged at the output end of the first driving module, a plurality of limiting grooves capable of containing and limiting products are formed in the charging tray, and the first driving module drives the charging tray to move towards the direction close to the first transfer module or the second transfer module.
3. The test apparatus of claim 1 or 2, wherein the buffer module further comprises a flipping module, a transferring module, and a transferring module; the upset module includes:
the support comprises a supporting part and an overturning part, the supporting part is arranged on the mounting table and is positioned between the first testing station and the second testing station, and the overturning part is rotatably arranged on the supporting part;
the first adsorption module is arranged on the overturning part and used for sucking and releasing the product; and
the driving piece is arranged on the supporting part and used for driving the overturning part to rotate relative to the supporting part;
the conveying module and the transfer module are arranged on the mounting table, and the conveying module is positioned below the turnover part and used for receiving and conveying the products released by the first adsorption module; the transfer module is used for transferring the products on the conveying module into the cache module.
4. The test apparatus of claim 3, wherein the transfer module comprises:
the second driving module is arranged on the mounting table and is positioned between the two cache modules;
the first lifting module is arranged at the output end of the second driving module; and
the positioning seat is arranged at the output end of the first lifting module and is provided with a plurality of positioning grooves capable of accommodating and limiting products;
the second driving module drives the first lifting module to drive the positioning seat to move towards the direction close to the first transfer module or the second transfer module, and the first lifting module drives the positioning seat to lift, so that the first adsorption module releases the product into the positioning groove.
5. The test apparatus of claim 3, wherein the transfer module comprises:
the third driving module is arranged on the mounting table;
the second lifting module is arranged at the output end of the third driving module and at least partially positioned above the two cache modules; and
the second adsorption module is arranged at the output end of the second lifting module and used for adsorbing and releasing products;
the third driving module drives the second lifting module to drive the second adsorption module to move between the transmission module and the two cache modules, and the second lifting module drives the second adsorption module to lift so that the second adsorption module adsorbs the products in the transmission module and releases the products to the cache modules.
6. A control method applied to the test equipment according to any one of claims 1 to 5, wherein two cache modules of the test equipment are defined as a first cache module and a second cache module respectively, the control method comprising:
the first transfer module transfers the products which are tested in the first testing station into the first cache module, and the second transfer module waits for the products to be put in;
when the first cache module is full of materials, the second transfer module transfers the products in the first cache module to the second test station for testing;
and the first transfer module transfers the products which are tested in the first testing station into the second cache module so as to be used by the second transfer module.
7. The control method of claim 6, wherein the step of transferring the product in the first buffer module to the second testing station for testing by the second transfer module when the first buffer module is full comprises:
before the second transfer module takes materials to the first cache module each time, judging whether materials exist in the first cache module;
if the first cache module is full of materials, judging whether the second cache module is full of materials;
if the second cache module is full of materials, the second transfer module transfers the products in the second cache module to the second testing station for testing, and the first transfer module puts the products which are tested in the first testing station into the first cache module.
8. The control method according to claim 7, wherein after the step of determining whether the second buffer module is full, the method further comprises:
if the second cache module is not full of materials, the second transfer module transfers the products in the first cache module to the second test station for testing, and the first transfer module puts the products which are tested in the first test station into the second cache module.
9. The method as claimed in claim 7, wherein the step of determining whether the first cache module is filled before the second transfer module fetches the product from the first cache module each time further comprises:
if the first cache module is empty, judging whether the second cache module is filled with materials;
if the second cache module is filled with materials, the second transfer module transfers the products in the second cache module to the second testing station for testing, and the first transfer module puts the products which are tested in the first testing station into the first cache module.
10. The control method according to claim 9, further comprising, after the step of determining whether there is material in the second cache module:
and if the second cache module is empty, the first transfer module puts the product which is tested in the first testing station into the first cache module.
CN202111258872.4A 2021-10-27 2021-10-27 Test apparatus and control method thereof Active CN113859943B (en)

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CN113102918A (en) * 2021-03-10 2021-07-13 广东利元亨智能装备股份有限公司 Welding machine and product welding method
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