CN109798863B - detection equipment for tablet personal computer rear cover - Google Patents
detection equipment for tablet personal computer rear cover Download PDFInfo
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- CN109798863B CN109798863B CN201910212929.3A CN201910212929A CN109798863B CN 109798863 B CN109798863 B CN 109798863B CN 201910212929 A CN201910212929 A CN 201910212929A CN 109798863 B CN109798863 B CN 109798863B
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- 240000004282 Grewia occidentalis Species 0.000 claims description 10
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- 229920000915 polyvinyl chloride Polymers 0.000 description 1
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Abstract
The invention discloses a detection device for a rear cover of a tablet personal computer, wherein a feeding device, a flatness detection device and an air tightness detection device are sequentially arranged on a workbench from left to right; the rear cover on the feeding device is sent to the flatness detection device through the transfer component; the flatness detection device comprises a supporting component, a power component, a lifting positioning component and a jacking component, and the qualified tablet personal computer rear cover detected by the flatness detection device is conveyed to the air tightness detection device through the material moving component; the air tightness detection device comprises a fixed component and an air tightness detection component, the air tightness detection component comprises an air tightness lower tool, an air tightness upper tool and an air tightness driving assembly, and the air tightness driving assembly is connected with the air tightness upper tool and drives the air tightness upper tool to move downwards to be in air tightness press fit with the air tightness lower tool; by adopting the scheme, the automatic feeding device is simple in structure, convenient to use, capable of realizing automation, capable of continuously working, saving labor, meeting production requirements, improving production efficiency and having good market application value.
Description
Technical Field
The invention relates to the field of detection of shells of electronic equipment, in particular to detection equipment for a rear cover of a tablet personal computer.
Background
At present, along with the continuous development of society, smart devices are more and more popular, and people generally carry mobile phones and tablets when going out, because of the limitation of the size and the function of the mobile phones, users sometimes tend to use portable tablet computers, and the requirements on the tablet computers are higher and higher, the overall appearance is attractive, and the tablet computers are flat and smooth, so the flatness of the rear shell is very important. In current plane degree detection scheme, whether the staff relies on the sensation to judge qualified mostly for manual measurement, this kind of mode thickness rule easily sticks up or because the backshell removes and appears measuring error, and inspection and rate of accuracy are very low to a large amount of defective products have been produced, moreover, also have the error because of sealed problem to the detection of its gas tightness among the prior art, consequently, prior art has the defect, needs the improvement.
Disclosure of Invention
The invention aims to provide novel detection equipment for a rear cover of a tablet personal computer.
In order to achieve the purpose, the invention adopts the following technical scheme: a detection device for a rear cover of a tablet personal computer comprises a rack, wherein an electric cabinet is arranged in the rack, an electric control system is arranged in the electric cabinet, a workbench is arranged on the rack, and a feeding device, a flatness detection device and an air tightness detection device are sequentially arranged on the workbench from left to right;
the feeding device comprises at least one automatic feeding component and a transferring component, a feeding manipulator is arranged on the left side of the workbench, a tablet computer rear cover for detection is placed on a feeding plate of the automatic feeding component, and the tablet computer rear cover for detection is fed into the flatness detection device through the transferring component;
the flatness detection device comprises a supporting member, a power member, a lifting positioning member and a jacking member, wherein the supporting member comprises a supporting bottom plate and a supporting transverse plate, the bottom of the supporting bottom plate is fixed on a workbench, the supporting transverse plate is fixed on the top of the supporting bottom plate, and the power member and the lifting positioning member are installed on the supporting transverse plate;
A material moving component is arranged between the flatness detection device and the air tightness detection device, and the qualified tablet personal computer rear cover detected by the flatness detection device is sent to the air tightness detection device through the material moving component;
The airtightness detection device comprises a fixing component, at least one airtightness detection component is arranged on a fixing transverse plate of the fixing component, the airtightness detection component comprises an airtightness lower tool, an airtightness upper tool and an airtightness driving assembly, the airtightness driving assembly is installed on the fixing transverse plate of the fixing component, and the airtightness driving assembly is connected with the airtightness upper tool to drive the airtightness upper tool to move downwards and to be in airtight pressing fit with the airtightness lower tool.
Preferably, in the detection device for the tablet personal computer rear cover, the lifting positioning members include at least four lifting positioning sets, the four lifting positioning sets are installed at four corners of the supporting transverse plate and respectively include a first lifting positioning set, a second lifting positioning set, a third lifting positioning set and a fourth lifting positioning set, and the lifting positioning sets have the same structure;
the first lifting positioning group comprises a bearing seat, a connecting bearing, a screw rod, a connector and a positioning column, the bearing seat is arranged on the supporting transverse plate, the lower part of the connecting bearing is arranged in the bearing seat in a penetrating manner, the upper part of the screw rod is connected with the bottom of the connecting bearing, a screw rod nut is arranged at the lower end of the screw rod, and the top end of the positioning column is connected with the screw rod nut of the screw rod through the connector;
the power component includes driving motor, motor mount pad, motor mounting panel and shaft coupling, a support column is respectively established in the four corners of motor mounting panel, and the bottom mounting of four support columns is in support on the diaphragm, the motor mount pad sets up on the motor mounting panel, driving motor sets up on the motor mount pad, driving motor pass through the shaft coupling with the connection bearing of first lift location group is connected.
Preferably, in the detection device for the tablet personal computer rear cover, every two adjacent lifting positioning groups are connected through a synchronous belt group, a first synchronous belt group is arranged between the first lifting positioning group and the second lifting positioning group, a second synchronous belt group is arranged between the second lifting positioning group and the third lifting positioning group, a third synchronous belt group is arranged between the third lifting positioning group and the fourth lifting positioning group, and the structures of the synchronous belt groups are the same;
First synchronous belt group includes the action wheel, follows driving wheel, hold-in range and tensioning assembly, the action wheel cover is established on first lift location group's connection bearing, establish on second lift location group's connection bearing from the driving wheel cover, the action wheel passes through the hold-in range linkage with following driving wheel, tensioning assembly set up in the side of hold-in range.
preferably, in the detection device for the rear cover of the tablet personal computer, the jacking member is arranged below the supporting transverse plate and comprises a jacking fixing seat, a jacking cylinder and a detection plate, the jacking fixing seat is fixed on the workbench, the jacking cylinder is arranged on the jacking fixing seat, and the bottom of the detection plate is arranged at the movable end of the jacking cylinder;
the side of the detection plate is provided with a flatness detection assembly, the flatness detection assembly comprises a small-angle sensor and a processing device, the small-angle sensor is arranged on one side edge of the detection plate, and the small-angle sensor is connected with the processing device through a connecting wire.
Preferably, in the detection device for the tablet personal computer rear cover, two opposite sides of the bottom surface of the supporting transverse plate are respectively provided with a thrust plate;
An upper plane detection component is arranged on the bottom surface of the supporting transverse plate and comprises a telescopic fixing seat, a telescopic cylinder, an upper detection plate and an upper plane detection assembly, the telescopic fixing seat is fixed on the bottom surface of the supporting transverse plate, the telescopic cylinder is installed on the telescopic fixing seat, and the upper detection plate is fixed at the movable end of the telescopic cylinder; go up plane detection subassembly and flatness detection subassembly's structure is the same, go up plane detection subassembly set up in go up a side of examining the board.
Preferably, in the detection device for the tablet personal computer rear cover, a transmission member is arranged on the workbench, and the transmission member is arranged below a supporting transverse plate of the supporting member;
the transmission component is composed of a front transmission assembly, a rear transmission assembly and a transmission power assembly, the front transmission assembly and the rear transmission assembly are identical in structure, and the transmission power assembly is arranged on the side edge of the front transmission assembly or the rear transmission assembly and drives the front transmission assembly and the rear transmission assembly to transmit.
Preferably, panel computer check out test set of lid in, preceding transmission assembly includes transmission support, transmission band, left transmission wheel, right transmission wheel and transmission tension group, the transmission support is fixed on the workstation, left side transmission wheel set up in the left side of transmission support, right side transmission wheel set up in the right side of transmission support, transmission tension group with transmit power component set up in between left side transmission wheel and the right transmission wheel, the transmission band introduces left transmission wheel, transmission tension group, transmission power component and right transmission wheel from a left side to the right side in proper order.
preferably, in the detection equipment for the tablet personal computer rear cover, the upper part of the airtight lower tool is recessed to form a placing cavity, a placing position for the tablet personal computer rear cover is arranged in the placing cavity, the bottom of the airtight upper tool is provided with a plurality of vent holes, and the vent holes are connected with the inflating device through air pipes;
The airtight driving assembly comprises a cylinder fixing seat, a driving cylinder, a cylinder connecting block and a guide upright post, the cylinder fixing seat is fixed on a fixing transverse plate of the fixing component, the driving cylinder is fixed on the cylinder fixing seat, and the top of the airtight upper tool is connected with the movable end of the driving cylinder through the cylinder connecting block;
the air tightness detection device is characterized in that an upright post bearing seat is arranged on a fixed transverse plate of the fixed component, the guide upright post is arranged in the upright post bearing seat in a penetrating mode, the guide upright post is arranged in parallel with the moving direction of the driving cylinder, and the lower end of the guide upright post is connected with the top of the air tightness upper tool.
Preferably, in the detection device for the tablet personal computer rear cover, a displacement member is arranged below the fixing member, a mounting plate is arranged on the displacement member, the airtight lower tool is fixed on the mounting plate, and the airtight lower tool is driven to move back and forth by the displacement member.
Preferably, the check out test set of lid behind panel computer in, the transport component is the same with the structure that moves the material component, move the material component including moving material support frame, translation drive assembly, lift drive assembly and getting the material subassembly, it fixes on left workstation to move the material support frame, translation drive assembly fixes move on the material support frame, lift drive assembly installs translation drive assembly's work end, it installs to get the material subassembly lift drive assembly's work end.
Compared with the prior art, the automatic feeding device has the advantages that by adopting the scheme, the automatic feeding device is simple in structure, convenient to use, automatic, capable of continuously working, saving labor, meeting production requirements, improving production efficiency and having good market application value.
Drawings
FIG. 1 is a schematic view of the overall assembly structure of one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the flatness detecting apparatus of FIG. 1 according to the embodiment of the present invention;
FIG. 3 is a second schematic structural diagram of the flatness detecting apparatus of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the embodiment of FIG. 1 showing the lift positioning member of the present invention;
FIG. 5 is a schematic illustration of the power member of the embodiment of FIG. 1 of the present invention;
FIG. 6 is a schematic structural view of an upper flatness detecting member according to the embodiment of FIG. 1;
FIG. 7 is a schematic structural view of a transmission member of the embodiment of FIG. 1 of the present invention;
FIG. 8 is a schematic structural diagram of the air-tightness detecting device of the embodiment of FIG. 1 according to the present invention;
FIG. 9 is a schematic view of the structure of the air tightness detecting member of the embodiment of FIG. 1 according to the present invention;
FIG. 10 is a schematic view of the material transfer member of the embodiment of FIG. 1 according to the present invention;
the figures above show: the device comprises a workbench 1, a loading device 11, a transmission component 12, a front transmission component 121, a rear transmission component 122, a transmission power component 123, a stop component 124, a flatness detection device 2, a support component 21, a power component 22, a lifting positioning component 23, a lifting component 24, a support base plate 211, a support transverse plate 212, a thrust plate 213, a drive motor 221, a motor installation seat 222, a motor installation plate 223, a support column 224, a coupler 225, a lifting positioning group 231, a bearing seat 2311, a connecting bearing 2312, a connector 2313, a positioning column 2314, a synchronous belt group 232, a lifting fixing seat 241, a lifting cylinder 242, a detection plate 243, a sensor 244, a telescopic cylinder 251, an upper detection plate 252, an upper plane detection component 253, an air tightness detection device 3, a fixing component 31, an air tightness detection component 32, a displacement component 33, an air tightness driving component 321, an air tightness upper tool 322, an air tightness lower tool 323, The material moving component 4, the material moving support 41, the translation driving assembly 42, the lifting driving assembly 43 and the material taking assembly 44.
Detailed Description
in order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1-10, an embodiment of the present invention is a detection apparatus for a tablet personal computer rear cover, including a rack, an electric cabinet disposed in the rack, an electric control system disposed in the electric cabinet, a workbench 1 disposed on the rack, and a feeding device 11, a flatness detection device 2, and an air tightness detection device 3 disposed on the workbench in sequence from left to right; the flatness and the air tightness of the rear shell of the tablet personal computer are automatically detected through the equipment, the equipment is convenient, fast and high in efficiency, simple in structure, convenient to use, automatic in realization, capable of continuously working, saving labor, meeting production requirements, improving production efficiency and having good market application value. Preferably, an upper case is arranged on the upper side of the workbench 1, and the flatness detection device 2 and the air tightness detection device are arranged in the upper case; preferably, a side-by-side door is arranged on the front side of the upper case, and a PVC sealing plate is embedded in a door frame of the side-by-side door to form an observation window; preferably, a control panel is disposed at the front side of the upper case, and a plurality of control buttons are disposed at the lower side of the control panel. Preferably, the control panel is a touch display screen, and the device can be correspondingly operated through the touch display screen and the control buttons, and meanwhile, information can be fed back to the touch display screen for display. Preferably, an electric control system in the electric cabinet electrically controls the whole equipment, and the internal assembly condition can be observed through the observation window. Preferably, a buzzer and a warning lamp are arranged above the upper case, if equipment fails, the buzzer sends out a 'dripping-dripping' sound, and the warning lamp is turned on to flash to remind an operator of timely maintenance. Preferably, a pressure display window is arranged at the upper part of the rear side of the upper case. Preferably, the device is provided with a plurality of photoelectric sensors for sensing and detecting materials, strokes and the like, for example, the selected photoelectric sensor is a loose CX-441 sensor.
the flatness detecting device 2 comprises a supporting member 21, a power member 22, a lifting positioning member 23 and a jacking member 24, wherein the supporting member 21 comprises a supporting bottom plate 211 and a supporting transverse plate 212, the bottom of the supporting bottom plate 211 is fixed on the workbench 1, the supporting transverse plate 212 is fixed on the top of the supporting bottom plate 211, and the power member 22 and the lifting positioning member 23 are installed on the supporting transverse plate 212; preferably, the supporting member 21 includes two supporting bottom plates 211, the two supporting bottom plates 211 are disposed opposite to each other, and both ends of the supporting cross plate 212 are fixed on top of the two supporting bottom plates 211. Preferably, a reinforcing block is provided at the bottom of the two supporting bottom plates 211.
the lifting positioning member 23 comprises at least four lifting positioning sets 231, the four lifting positioning sets 231 are arranged at four corners of the supporting transverse plate 212 and respectively comprise a first lifting positioning set, a second lifting positioning set, a third lifting positioning set and a fourth lifting positioning set, and the structures of the lifting positioning sets are the same; the first lifting positioning set comprises a bearing seat 2311, a connecting bearing 2312, a screw rod, a connector 2313 and a positioning column 2314, the bearing seat 2311 is arranged on the supporting transverse plate 212, the lower part of the connecting bearing 2312 is arranged in the bearing seat 2311 in a penetrating mode, the upper part of the screw rod is connected with the bottom of the connecting bearing 2312, a screw rod nut is arranged at the lower end of the screw rod, and the top end of the positioning column 2314 is connected with the screw rod nut of the screw rod through the connector 2313; preferably, every two adjacent lifting positioning groups 231 are connected through a synchronous belt group 232, a first synchronous belt group is arranged between the first lifting positioning group and the second lifting positioning group, a second synchronous belt group is arranged between the second lifting positioning group and the third lifting positioning group, a third synchronous belt group is arranged between the third lifting positioning group and the fourth lifting positioning group, and the structures of the synchronous belt groups are the same; the first synchronous belt set comprises a driving wheel, a driven wheel, a synchronous belt and a tensioning assembly, the driving wheel is sleeved on a connecting bearing 2312 of the first lifting positioning set, the driven wheel is sleeved on a connecting bearing of the second lifting positioning set, the driving wheel and the driven wheel are linked through the synchronous belt, and the tensioning assembly is arranged on the side edge of the synchronous belt. Preferably, the connecting bearing 2312 is a hollow bearing, a thread matched with the screw rod is arranged in the hollow bearing, and the hollow bearing is in threaded connection with the screw rod. Preferably, the bearing seat of the lifting positioning group is a BGRCB628Z bearing seat.
The power member 22 includes a driving motor 221, a motor mounting seat 222, a motor mounting plate 223 and a coupling 225, a supporting column 224 is respectively provided at four corners of the motor mounting plate 223, the bottom ends of the four supporting columns 224 are fixed on the supporting transverse plate 212, the motor mounting seat 222 is provided on the motor mounting plate 223, the driving motor 221 is provided on the motor mounting seat 222, and the driving motor 221 is connected with a connecting bearing 2312 of the first lifting positioning set 231 through the coupling 225. The driving motor 221 of the power member 22 is driven by the connecting bearing 2312 of the first lifting positioning set 231 to drive the screw rod to rotate, the screw rod moves up and down under the constraint of the hollow bearing, each lifting positioning set is linked by the synchronous belt set, and the power member drives the first lifting positioning set to move up and down and drives other lifting positioning sets to move together. When the driving motor 221 rotates forwards, the screw rod moves downwards under the restraint of the hollow bearing, and then the positioning column 2314 is driven to move downwards, and the positioning column 2314 is inserted into a connecting hole of the tablet computer rear cover to position the tablet computer rear cover; when the driving motor 221 rotates reversely, the screw rod moves upwards under the constraint of the hollow bearing, and then the positioning column 2314 is driven to move upwards, so that the positioning column 2314 is retracted from the connecting hole of the tablet computer rear cover. Further, positioning post 2314 may be a needle bearing. The drive motor 221 selected in this embodiment may be a JSCC60ys180 motor, and the coupler 225 is a CPJCK coupler.
The jacking member 24 is arranged below the supporting cross plate 212, the jacking member 24 comprises a jacking fixing seat 241, a jacking air cylinder 242 and a detection plate 243, the jacking fixing seat 241 is fixed on the workbench 1, the jacking air cylinder 242 is arranged on the jacking fixing seat 241, and the bottom of the detection plate 243 is arranged at the movable end of the jacking air cylinder 242; a flatness detection assembly is arranged on the side edge of the detection plate 243, the flatness detection assembly comprises a small angle sensor 244 and a processing device, the small angle sensor 244 is arranged on one side edge of the detection plate 243, and the small angle sensor 244 and the processing device are connected through a connecting wire. Preferably, an upper plane detection member is arranged on the bottom surface of the supporting transverse plate 212, the upper plane detection member includes a telescopic fixing seat, a telescopic cylinder 251, an upper detection plate 252 and an upper plane detection assembly 253, the telescopic fixing seat is fixed on the bottom surface of the supporting transverse plate 212, the telescopic cylinder 251 is installed on the telescopic fixing seat, and the upper detection plate 252 is fixed at the movable end of the telescopic cylinder 251; the upper plane detection assembly 253 has the same structure as the flatness detection assembly, and the upper plane detection assembly 253 is disposed at one side of the upper detection plate 252. Preferably, two opposite sides of the bottom surface of the supporting cross plate 212 are respectively provided with a thrust plate 213. Preferably, a pressure sensor is arranged on the detection plate 243 of the jacking member 24, and the pressure signal exerted upwards by the jacking cylinder 242 is collected. Preferably, the flatness detection assembly is an existing measuring instrument, and the small angle sensor 244 is RB100LA-1504-05VV05-IP 60; the type of the telescopic cylinder 251 is DSTA-200; the jacking cylinder 242 is a three-axis cylinder TCL25X 30-S.
For example, in this embodiment, two sets of flatness detecting devices 2 are provided on the table 1, and two rear covers can be simultaneously detected, thereby improving the efficiency. A pressure value is preset in the electric control system, when the transmission component 12 transmits the detected rear cover to the station, the photoelectric sensor senses the incoming material and transmits a signal to the electric control system, the electric control system controls the flatness detection device 2 to move, the driving motor 221 of the flatness detection device 2 operates, the driving motor 221 rotates forwards, the screw rod moves downwards under the constraint of the hollow bearing, then the positioning column 2314 is driven to move downwards, and the positioning column 2314 is inserted into a connecting hole of the rear cover of the tablet personal computer to position the rear cover; then, the jacking member 24 operates, the jacking cylinder 242 drives the detection plate 243 to move upwards, when the pressure sensor detects that the pressure value reaches a preset value, a signal is transmitted to the electric control system, the electric control system controls the jacking cylinder 242 to stop rising, at the moment, the upper side surface of the tablet computer rear cover is abutted against the thrust plate 213 arranged on the bottom surface of the supporting transverse plate 212, and at the moment, the flatness detection assembly on the side edge of the detection plate 243 detects the flatness of the outer surface of the tablet computer rear cover; meanwhile, the telescopic cylinder 251 of the upper flatness detection component drives the upper detection plate 252 to move downwards to be abutted against the inner surface of the tablet computer rear cover, and the flatness of the inner surface of the tablet computer rear cover is detected through an upper plane detection component 253 on the side edge of the upper detection plate 252; after the detection is completed, the telescopic cylinder 251 of the upper flatness detection member drives the upper detection plate 252 to move upwards for resetting, and the jacking cylinder 242 drives the detection plate 243 to move downwards for resetting to wait for the next work.
A transmission member 12 is arranged on the workbench 1, and the transmission member 12 is arranged below a supporting transverse plate 212 of the supporting member 21; the transmission member 12 is composed of a front transmission assembly 121, a rear transmission assembly 122 and a transmission power assembly 123, the front transmission assembly 121 and the rear transmission assembly 122 have the same structure, and the transmission power assembly 123 is installed at a side edge of the front transmission assembly or the rear transmission assembly to drive the front transmission assembly and the rear transmission assembly to transmit. Preceding transmission subassembly includes transmission support, transmission band, left transmission wheel, right transmission wheel and transmission tension group, the transmission support is fixed on workstation 1, a left side transmission wheel set up in the left side of transmission support, right side transmission wheel set up in the right side of transmission support, transmission tension group with transmit power component set up in between left side transmission wheel and the right transmission wheel, the transmission band is from a left side to the right side and is introduced left transmission wheel, transmission tension group, transmission power component and right transmission wheel in proper order. Preferably, the power transmission assembly comprises a power mounting frame, a transmission shaft and a servo motor, the power mounting frame is fixed on the transmission support, the servo motor is mounted on the power mounting frame and is connected with the transmission shaft through a linkage belt, and two ends of the transmission shaft are respectively provided with a transmission wheel which is linked with the transmission belts of the front transmission assembly and the rear transmission assembly respectively; the front transmission component and the rear transmission component are driven by the transmission power component to simultaneously operate, and then the rear cover of the tablet computer is covered into the flatness detection device 2 for detection. Preferably, the transmission tensioning set is a common transmission instrument, and therefore, the details are not repeated. Preferably, the servo motor of the power transmission assembly is a loose servo motor MHMD042S 1C.
one end of the transmission member 12 is a feeding end, the other end is a discharging end, the feeding end of the transmission member 12 is provided with a non-feeding assembly 124, and the non-feeding assembly is arranged between the front transmission assembly and the rear transmission assembly; the non-stop assembly comprises a lifting fixing seat, a lifting air cylinder, a non-stop mounting plate and a non-stop block, the bottom of the non-stop mounting plate is fixed on the workbench 1, the lifting fixing seat is arranged at the bottom of the non-stop mounting plate, the lifting air cylinder is arranged on the lifting fixing seat, and the bottom end of the non-stop block is connected with the movable end of the lifting air cylinder; the rear side of the stopping block is provided with a sliding block, the upper portion of the stopping mounting plate is provided with a sliding groove matched with the sliding block, and the stopping block is connected with the stopping mounting plate in a sliding mode. Preferably, the lifting cylinder is selected to be DSTA-200. The detection device comprises a transmission component 12, a detection-substituted tablet computer rear cover is covered into a station, when the flatness detection device 2 does not detect, the detection-substituted tablet computer rear cover is arranged into the transmission component 12, an electric control system drives a stopping component to work, a lifting cylinder drives a stopping block to move upwards to block the inflow of the detection-substituted tablet computer rear cover, when the flatness detection device 2 detects, the lifting cylinder of the stopping component drives the stopping block to move downwards, and the detection-substituted tablet computer rear cover flows into the station of the flatness detection device 2 through the driving of the transmission component 12.
A feeding device 11 is arranged at the feeding end of the transmission component 12, the feeding device 11 comprises at least one automatic feeding component and a transfer component, a feeding mechanical arm is arranged on the left side of the workbench, a tablet computer rear cover for detection is placed on a feeding plate of the automatic feeding component, and the tablet computer rear cover for detection is sent to a flatness detection device through the transfer component; preferably, the automatic feeding component comprises a feeding fixing plate, a feeding plate and a feeding power assembly, the feeding fixing plate is fixed on the workbench 1, the feeding power assembly is arranged on the lower side of the feeding fixing plate, a slot is formed in the middle of the feeding fixing plate, and the feeding plate is placed on the slot of the feeding fixing plate; the feeding power assembly comprises a motor fixing seat, a screw motor and a ball screw, the screw motor is installed on the lower side of the workbench 1 through the motor fixing seat, a through hole of the ball screw is formed in the workbench 1, the ball screw is meshed with the screw motor, and a nut seat of the ball screw penetrates through the through hole of the workbench 1 and a groove of the feeding fixing plate to be fixed in the middle of the feeding plate. Preferably, the size of the slot of the loading fixing plate is smaller than that of the loading plate. Preferably, the front side and the rear side of the bottom surface of the feeding fixing plate are respectively provided with a guide bearing seat, a guide column is arranged in each guide bearing seat, and the upper end of each guide column is connected with the feeding plate. Preferably, a side of the automatic feeding member adjacent to the feeding end of the conveying member 12 is a first feeding side, a side adjacent to the first feeding side is a second feeding side, a side opposite to the first feeding side is a third feeding side, a side opposite to the second feeding side is a fourth feeding side, the second feeding side and the fourth feeding side of the feeding fixing plate are respectively provided with a guide rail seat, a guide rail is arranged on the guide rail seat, and the second feeding side and the fourth feeding side of the feeding plate are respectively provided with a guide block matched with the guide rail; at least one feeding positioning column is arranged on the third feeding side of the feeding fixing plate, and the feeding positioning column and the guide rails on the two sides enclose positioning of the feeding plate.
preferably, the feeding positioning column is provided with a photoelectric sensor, the photoelectric sensor comprises a photoelectric switch adjusting seat, a first photoelectric sensing switch, a second photoelectric sensing switch and a limiting sensing piece, the length of the photoelectric switch adjusting seat is the same as that of the feeding positioning column 2314, the first photoelectric sensing switch is arranged at the lower end of the photoelectric switch adjusting seat, the second photoelectric sensing switch is arranged at the upper end of the photoelectric switch adjusting seat, and the limiting sensing piece is fixed on the feeding plate. Preferably, the first photoelectric sensing switch and the second photoelectric sensing switch are provided with adjusting sliding blocks which can be adjusted on the photoelectric switch adjusting seat, and before the photoelectric sensing switch and the second photoelectric sensing switch are used, the first photoelectric sensing switch and the second photoelectric sensing switch are moved to set positions through the adjusting sliding blocks and are fixed. Preferably, the screw rod motor is a linear speed reducer, and the model is TCH (V) 40-2200-70S; the selected photoelectric sensing switch is an EVERCOLORS-EL 130.
For example, a group of tablet computer back covers for five generations detection is formed, a group of tablet computer back covers for generation detection is placed into a feeding plate through a first feeding side by a manipulator or manually, at the moment, a limit induction sheet on the feeding plate is contacted with a photoelectric induction switch at the lower end of a photoelectric switch adjusting seat, the tablet computer back cover for generation detection at the uppermost layer is transferred into a transmission component 12 through a transfer component, then a screw motor of a feeding power component drives a ball screw to drive the feeding plate to move upwards, the tablet computer back cover for generation detection at the second layer is lifted to a position which is flush with a photoelectric induction switch at the upper end of the photoelectric switch adjusting seat, the manipulator continues to take materials, so that after the tablet computer back cover for fifth generation detection enters the transmission component 12, the photoelectric induction switch at the upper end of the photoelectric switch adjusting seat is contacted with the limit induction sheet of the feeding plate, a group of tasks is completed, and replacing the back cover of the tablet personal computer for detection.
A material moving component 4 is arranged between the flatness detection device 2 and the air tightness detection device 3, and the qualified tablet personal computer rear cover detected by the flatness detection device is sent to the air tightness detection device 3 through the material moving component 4; the structure of transporting the component with moving material component 4 is the same, move material component 4 including moving material support frame 41, translation drive assembly 42, lift drive assembly 43 and getting material subassembly 44, it fixes on left workstation to move material support frame 41, translation drive assembly 42 is fixed move on the material support frame 41, lift drive assembly 43 installs translation drive assembly 42's work end, it installs to get material subassembly 44 lift drive assembly 43's work end. Preferably, the material-taking assembly 44 is composed of a plurality of suction nozzle assemblies, and the rear cover is sucked by the suction nozzles and then moved by the cooperation of the translation driving assembly 42 and the elevation driving assembly 43. Further, the translation driving component 42 and the lifting driving component 43 are push rod cylinders, which are of type SYSE 63.
the airtightness detection device 3 comprises a fixing member 31, at least one airtightness detection member 32 is arranged on a fixing transverse plate of the fixing member 31, the airtightness detection member 32 comprises an airtightness lower tool 323, an airtightness upper tool 322 and an airtightness driving assembly 321, the airtightness driving assembly 321 is installed on the fixing transverse plate of the fixing member 31, and the airtightness driving assembly 321 is connected with the airtightness upper tool 322 to drive the airtightness upper tool 322 to move downwards and to be in airtight pressing fit with the airtightness lower tool 323. Preferably, the upper part of the airtight lower tool 323 is concave to form a placing cavity, a placing position of a tablet personal computer rear cover is arranged in the placing cavity, the bottom of the airtight upper tool 322 is provided with a plurality of vent holes, and the vent holes are connected with an inflating device through air pipes; the airtight driving assembly 321 comprises a cylinder fixing seat, a driving cylinder, a cylinder connecting block and a guide upright post, the cylinder fixing seat is fixed on a fixing transverse plate of the fixing component 31, the driving cylinder is fixed on the cylinder fixing seat, and the top of the airtight upper tool 322 is connected with the movable end of the driving cylinder through the cylinder connecting block; be equipped with the stand bearing frame on fixed member 31's the fixed diaphragm, the direction stand is worn to establish in the stand bearing frame, the direction stand with the activity direction parallel arrangement who drives actuating cylinder, the lower extreme of direction stand with frock 322's top is connected on the airtight. Preferably, in the detection device for the tablet personal computer rear cover, a displacement member 33 is arranged below the fixing member 31, a mounting plate is arranged on the displacement member 33, the airtight lower tool 323 is fixed on the mounting plate, and the airtight lower tool 323 is driven by the displacement member 33 to move back and forth. The displacement member 33 has the same structure as the conveying member and is a conveyor belt. The type of the driving cylinder is DSTA-200. Preferably, an air pressure sensor is disposed in the placing cavity of the airtight lower tool 323.
For example, in the present embodiment, four air-tightness detecting members 32 are provided on the fixing cross plate of the fixing member 31, so that four rear covers can be simultaneously detected, thereby improving efficiency. The method comprises the steps that firstly, a shifting component 33 drives an airtight lower tool 323 to move backwards, the airtight lower tool 323 is shifted to the stroke range of a shifting component 4, a tablet computer qualified through flatness detection by a flatness detection device is placed on a placing position of the airtight lower tool 323 through the shifting component 4, a positioning part matched with a tablet computer rear cover to be detected is arranged on the placing position, and the tablet computer rear cover to be detected is positioned through the positioning part; in addition, the placing position is provided with a convex column corresponding to the opening (such as a power supply hole and a key hole) of the tablet personal computer rear cover, and the openings are blocked after the tablet personal computer rear cover is placed in the placing position; then, the shifting member 33 drives the airtight lower tool 323 to move forward and move to a position right below the airtight upper tool 322, then the driving cylinder of the airtight driving assembly 321 drives the airtight upper tool 322 to move downward, and when the shifting member moves to the lowest position, the driving cylinder drives the airtight upper tool 322 to move downward and hermetically press the airtight lower tool 323; then, the inflating device inflates air into the tablet personal computer rear cover through the camera hole, a high-sensitivity pressure sensor is arranged in the placing cavity, an adjusting unit is arranged, an advanced differential pressure type software algorithm is matched, the minimum resolution can reach 0.1Pa, when the air pressure is inflated to a set value, the interior of the high-voltage protection device is in a constant state, and the sensing line tube can judge the flow value to detect whether the air flow in the device meets the standard or not.
the transmission component is provided with a dimension measuring device, the back cover of the tablet personal computer qualified by the flatness detection device is sent to the dimension measuring device, and when electronic products such as tablet personal computers, mobile phones and the like are assembled, the precision requirement on the back cover is high in order to reduce the assembly clearance among components, so that the dimension measurement is necessary. The size measuring device comprises a supporting seat, a connecting seat and a measuring part, wherein four corners of the top of the connecting seat are respectively provided with a supporting column, the connecting seat is connected with a top plate of the supporting seat through the supporting columns at the four corners, the measuring part is arranged at the bottom of the connecting seat, the measuring part comprises a longitudinal measuring assembly and a transverse measuring assembly, the longitudinal measuring assembly is arranged on the longitudinal side edge of the connecting seat, the transverse measuring assembly is arranged on the transverse side edge of the connecting seat, and the longitudinal measuring assembly and the transverse measuring assembly are identical in structure; the longitudinal measuring assembly comprises a sliding block, an installation block and a measuring piece, the sliding block is slidably installed on the longitudinal side edge of the bottom of the connecting seat, and the measuring piece is installed on the sliding block through the installation block; the measuring member moves with the slider for a length dimension in a longitudinal direction of the tablet computer rear cover. The sliding fit connection between the sliding block and the connecting seat can adopt various forms, such as rail connection, concave-convex sliding groove and clamping block connection, and the like, as long as the requirement of sliding connection can be met.
the check out test set of lid behind panel computer in this embodiment, at the beginning of the equipment operation, the staff is according to the size of the lid behind the panel computer who detects of generation earlier, adjusts the kinematic position of each part, photoelectric switch's position, guarantees that this equipment adaptation is the work of generation, and this equipment adjustment is for moving from a left side to the right side, and the left side is the pan feeding end, and the right side is the discharge end, promptly, the left end of transmission component is the pan feeding end, and the right-hand member is the discharge end. Firstly, placing a group of tablet personal computer rear covers for detection into a feeding plate through a manipulator or a manual work arranged on the left side of a workbench; the electronic control system drives the transfer component to work, the translation cylinder of the transfer component drives the material taking component to move to the upper part of the material feeding plate, then the lifting push rod cylinder of the transfer component drives the material taking component to descend to a certain height so as to absorb the top-most substitute detection tablet personal computer rear cover, then the lifting push rod cylinder of the transfer component drives the material taking component to move upwards, then the translation cylinder of the transfer component drives the material taking component to move to the upper part of the material feeding end of the transmission component, then the lifting push rod cylinder of the transfer component drives the material taking component to descend to a certain height so as to place the substitute detection tablet personal computer rear cover at the material feeding end of the transmission component, and then the transfer component resets; then, the electric control system drives the transmission component to work, a servo motor of the transmission component drives the front transmission component and the rear transmission component to run, and then the rear cover of the tablet personal computer for detection is covered into a station of the flatness detection device; then, the electric control system drives the flatness detection device to work, a driving motor of the flatness detection device operates to drive the motor to rotate forwards, the screw rod moves downwards under the restraint of the hollow bearing, and then the positioning columns are driven to move downwards, so that the four positioning columns are driven to be inserted into connecting holes of a rear cover of the tablet personal computer to position the positioning columns; then, the electric control system drives the jacking component to work, the jacking cylinder of the jacking component drives the detection plate to move upwards, when the pressure sensor detects that the pressure value reaches a preset value, a signal is transmitted to the electric control system, the electric control system controls the jacking cylinder to stop rising, and at the moment, the upper side surface of the rear cover of the tablet computer is abutted to a thrust plate arranged on the bottom surface of the supporting transverse plate; then, the electric control system drives the flatness detection assembly on the side edge of the detection plate to detect the flatness of the outer surface of the rear cover of the tablet computer; meanwhile, the electric control system drives the upper flatness detection component to work, the telescopic cylinder of the upper flatness detection component drives the upper detection plate to move downwards to be abutted against the inner surface of the rear cover of the tablet personal computer, and the flatness detection is carried out on the inner surface of the rear cover of the tablet personal computer through the upper plane detection assembly on the side edge of the upper detection plate; after the detection is finished, detection data are produced, if the flatness detection assembly is unqualified in detection, the electric control system controls the jacking cylinder to drive the detection plate to move downwards for resetting, an indicator lamp corresponding to the flatness detection assembly on the upper case is turned on by a yellow lamp, if the flatness detection assembly is unqualified in detection, the electric control system controls the telescopic cylinder to drive the upper detection plate to move upwards for resetting, an indicator lamp corresponding to the flatness detection assembly on the upper case is turned on by a yellow lamp, a manipulator or a worker is waited to take out a defective product, and then the detection component is reset, if the flatness detection assembly is qualified in detection, the telescopic cylinder of the upper flatness detection assembly drives the upper detection plate to move upwards for resetting, the jacking cylinder drives the detection plate to move downwards for resetting, and the transmission component drives the; then, the electric control system drives the material moving component to work, and the tablet personal computer rear cover at the discharge end of the transmission component is sucked and moved to a placing position of the airtight lower tool through the matching of the translation driving component and the lifting driving component of the material moving component; then the electric control system drives the shifting component to work, the shifting component drives the airtight lower tool to move forwards and move to the position right below the airtight upper tool, then a driving cylinder of the airtight driving component drives the airtight upper tool to move downwards, and when the shifting component moves to the lowest position, the airtight upper tool is driven to move downwards to be hermetically pressed with the airtight lower tool; and then, the inflating device inflates air into the tablet computer rear cover to perform air tightness detection, detection data are produced after the detection is finished, if the air tightness detection is unqualified, the electric control system controls the tablet computer rear cover to move to the air tightness upper tool to move upwards for resetting, the air tightness lower tool is driven by the shifting component to move forwards continuously, the tablet computer rear cover is clamped and moved to a material receiving conveying belt through the manipulator in a material taking area, and then the next work is waited.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A detection device for a rear cover of a tablet personal computer comprises a rack, wherein an electric cabinet is arranged in the rack, and an electric control system is arranged in the electric cabinet;
The feeding device comprises at least one automatic feeding component and a transferring component, a feeding manipulator is arranged on the left side of the workbench, a tablet computer rear cover for detection is placed on a feeding plate of the automatic feeding component, and the tablet computer rear cover for detection is fed into the flatness detection device through the transferring component;
The flatness detection device comprises a supporting member, a power member, a lifting positioning member and a jacking member, wherein the supporting member comprises a supporting bottom plate and a supporting transverse plate, the bottom of the supporting bottom plate is fixed on a workbench, the supporting transverse plate is fixed on the top of the supporting bottom plate, and the power member and the lifting positioning member are installed on the supporting transverse plate;
a material moving component is arranged between the flatness detection device and the air tightness detection device, and the qualified tablet personal computer rear cover detected by the flatness detection device is sent to the air tightness detection device through the material moving component;
The air tightness detection device comprises a fixed component, at least one air tightness detection component is arranged on a fixed transverse plate of the fixed component, the air tightness detection component comprises an air tightness lower tool, an air tightness upper tool and an air tightness driving assembly, the air tightness driving assembly is installed on the fixed transverse plate of the fixed component, and the air tightness driving assembly is connected with the air tightness upper tool and drives the air tightness upper tool to move downwards to be in air tightness press fit with the air tightness lower tool;
The upper part of the airtight lower tool is concave inwards to form a placing cavity, a placing position of a tablet computer rear cover is arranged in the placing cavity, a positioning part matched with the tablet computer rear cover to be detected is arranged on the placing position, a plurality of vent holes are formed in the bottom of the airtight upper tool, and the vent holes are connected with an inflating device through air pipes; arranging an air pressure sensor in a placing cavity of the airtight lower tool;
the airtight driving assembly comprises a cylinder fixing seat, a driving cylinder, a cylinder connecting block and a guide upright post, the cylinder fixing seat is fixed on a fixing transverse plate of the fixing component, the driving cylinder is fixed on the cylinder fixing seat, and the top of the airtight upper tool is connected with the movable end of the driving cylinder through the cylinder connecting block;
the size measuring device comprises a supporting seat, a connecting seat and a measuring part, wherein four corners of the top of the connecting seat are respectively provided with a supporting column, the connecting seat is connected with a top plate of the supporting seat through the supporting columns at the four corners, the measuring part is arranged at the bottom of the connecting seat, the measuring part comprises a longitudinal measuring assembly and a transverse measuring assembly, the longitudinal measuring assembly is arranged at the longitudinal side edge of the connecting seat, the transverse measuring assembly is arranged at the transverse side edge of the connecting seat, and the longitudinal measuring assembly and the transverse measuring assembly have the same structure; the longitudinal measuring assembly comprises a sliding block, an installation block and a measuring piece, the sliding block is slidably installed on the longitudinal side edge of the bottom of the connecting seat, and the measuring piece is installed on the sliding block through the installation block; the measuring piece moves along with the sliding block to measure the length of the tablet computer rear cover in the longitudinal direction;
The conveying component consists of a front conveying component, a rear conveying component and a power transmission component, wherein a feed end of the conveying component is provided with a feed stopping component, and the feed stopping component is arranged between the front conveying component and the rear conveying component; the non-stop assembly comprises a lifting fixing seat, a lifting air cylinder, a non-stop mounting plate and a non-stop block, the bottom of the non-stop mounting plate is fixed on the workbench, the lifting fixing seat is arranged at the bottom of the non-stop mounting plate, the lifting air cylinder is arranged on the lifting fixing seat, and the bottom end of the non-stop block is connected with the movable end of the lifting air cylinder; a sliding block is arranged on the rear side of the stopping block, a sliding groove matched with the sliding block is formed in the upper portion of the stopping mounting plate, and the stopping block is connected with the stopping mounting plate in a sliding mode;
The automatic feeding component comprises a feeding fixed plate, a feeding plate and a feeding power assembly, the feeding fixed plate is fixed on a workbench, the feeding power assembly is arranged on the lower side of the feeding fixed plate, a slot is formed in the middle of the feeding fixed plate, and the feeding plate is placed on the slot of the feeding fixed plate; the feeding power assembly comprises a motor fixing seat, a screw rod motor and a ball screw rod, the screw rod motor is installed on the lower side of the workbench through the motor fixing seat, a through hole of the ball screw rod is formed in the workbench, the ball screw rod is meshed with the screw rod motor, and a nut seat of the ball screw rod penetrates through the through hole of the workbench and is fixed to the middle of the feeding plate together with the notch of the feeding fixing plate;
the lifting positioning component comprises at least four lifting positioning groups, the four lifting positioning groups are arranged at four corners of the supporting transverse plate and respectively comprise a first lifting positioning group, a second lifting positioning group, a third lifting positioning group and a fourth lifting positioning group, and the structures of the lifting positioning groups are the same;
the first lifting positioning group comprises a bearing seat, a connecting bearing, a screw rod, a connector and a positioning column, the bearing seat is arranged on the supporting transverse plate, the lower part of the connecting bearing is arranged in the bearing seat in a penetrating manner, the upper part of the screw rod is connected with the bottom of the connecting bearing, a screw rod nut is arranged at the lower end of the screw rod, and the top end of the positioning column is connected with the screw rod nut of the screw rod through the connector;
The power component includes driving motor, motor mount pad, motor mounting panel and shaft coupling, a support column is respectively established in the four corners of motor mounting panel, and the bottom mounting of four support columns is in support on the diaphragm, the motor mount pad sets up on the motor mounting panel, driving motor sets up on the motor mount pad, driving motor pass through the shaft coupling with the connection bearing of first lift location group is connected.
2. The detection device for the tablet personal computer rear cover according to claim 1, wherein every two adjacent lifting positioning groups are connected through a synchronous belt group, a first synchronous belt group is arranged between the first lifting positioning group and the second lifting positioning group, a second synchronous belt group is arranged between the second lifting positioning group and the third lifting positioning group, a third synchronous belt group is arranged between the third lifting positioning group and the fourth lifting positioning group, and the structures of the synchronous belt groups are the same;
First synchronous belt group includes the action wheel, follows driving wheel, hold-in range and tensioning assembly, the action wheel cover is established on first lift location group's connection bearing, establish on second lift location group's connection bearing from the driving wheel cover, the action wheel passes through the hold-in range linkage with following driving wheel, tensioning assembly set up in the side of hold-in range.
3. the detection device for the tablet personal computer rear cover according to claim 2, wherein the jacking member is arranged below the supporting transverse plate and comprises a jacking fixing seat, a jacking air cylinder and a detection plate, the jacking fixing seat is fixed on a workbench, the jacking air cylinder is installed on the jacking fixing seat, and the bottom of the detection plate is installed at the movable end of the jacking air cylinder;
The side of the detection plate is provided with a flatness detection assembly, the flatness detection assembly comprises a small-angle sensor and a processing device, the small-angle sensor is arranged on one side edge of the detection plate, and the small-angle sensor is connected with the processing device through a connecting wire.
4. the detection device for the tablet personal computer rear cover according to claim 3, wherein two opposite sides of the bottom surface of the supporting transverse plate are respectively provided with a thrust plate;
An upper plane detection component is arranged on the bottom surface of the supporting transverse plate and comprises a telescopic fixing seat, a telescopic cylinder, an upper detection plate and an upper plane detection assembly, the telescopic fixing seat is fixed on the bottom surface of the supporting transverse plate, the telescopic cylinder is installed on the telescopic fixing seat, and the upper detection plate is fixed at the movable end of the telescopic cylinder; go up plane detection subassembly and flatness detection subassembly's structure is the same, go up plane detection subassembly set up in go up a side of examining the board.
5. The detection device for the tablet personal computer rear cover according to claim 3, wherein a transmission member is arranged on the workbench, and the transmission member is arranged below a supporting transverse plate of the supporting member;
the front transmission assembly and the rear transmission assembly are identical in structure, and the transmission power assembly is arranged on the side edge of the front transmission assembly or the rear transmission assembly and drives the front transmission assembly and the rear transmission assembly to transmit.
6. The detection apparatus for lid behind panel computer according to claim 5, characterized in that, preceding transmission assembly includes transmission support, transmission band, left transmission wheel, right transmission wheel and transmission tension group, the transmission support is fixed on the workstation, left transmission wheel set up in the left side of transmission support, right transmission wheel set up in the right side of transmission support, transmission tension group with transmit power component set up in between left transmission wheel and the right transmission wheel, the transmission band introduces left transmission wheel, transmission tension group, transmission power component and right transmission wheel from a left side to the right side in proper order.
7. The detection equipment for the tablet personal computer rear cover according to claim 1, wherein an upright post bearing seat is arranged on a fixing transverse plate of the fixing member, the guide upright post is arranged in the upright post bearing seat in a penetrating manner, the guide upright post is arranged in parallel with the moving direction of the driving cylinder, and the lower end of the guide upright post is connected with the top of the airtight upper tool.
8. the detection device for the tablet personal computer rear cover is characterized in that a displacement component is arranged below the fixing component, a mounting plate is arranged on the displacement component, the airtight lower tool is fixed on the mounting plate, and the displacement component drives the airtight lower tool to move back and forth.
9. the detection equipment for the tablet personal computer rear cover according to claim 1, wherein the transfer member and the material moving member are identical in structure, the material moving member comprises a material moving support frame, a translation driving assembly, a lifting driving assembly and a material taking assembly, the material moving support frame is fixed on a left workbench, the translation driving assembly is fixed on the material moving support frame, the lifting driving assembly is installed at a working end of the translation driving assembly, and the material taking assembly is installed at a working end of the lifting driving assembly.
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