CN104733980B - A kind of pneumatic type Set Top Box automatic plug-pull device - Google Patents

A kind of pneumatic type Set Top Box automatic plug-pull device Download PDF

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Publication number
CN104733980B
CN104733980B CN201510157286.9A CN201510157286A CN104733980B CN 104733980 B CN104733980 B CN 104733980B CN 201510157286 A CN201510157286 A CN 201510157286A CN 104733980 B CN104733980 B CN 104733980B
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China
Prior art keywords
plug
fixed plate
cylinder
top box
wiring board
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CN201510157286.9A
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CN104733980A (en
Inventor
董启军
宫磊
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Yuanqi Industrial Technology Co., Ltd.
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Qingdao Yuan Qi Industrial Intelligent Technology Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/26Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00Diagnosis, testing or measuring for television systems or their details
    • H04N17/04Diagnosis, testing or measuring for television systems or their details for receivers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/20Connectors or connections adapted for particular applications for testing or measuring purposes

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

The invention belongs to electrical automation production technical field, relate to a kind of pneumatic type Set Top Box automatic plug-pull device, it is possible to disposably by required for test plug wire autopatching on Set Top Box wiring board to be measured, effectively reduce hand labor intensity, improve production automation level;Electromagnetic valve is used to utilize pneumatic principle to realize plug with coordinating of cylinder, and by adjusting the fixing nut that convex plate is connected with wiring board, the distance up and down realizing plug adjusts, the fixing nut being connected with left and right fixed plate by fixed plate before and after adjusting, before and after realizing jack, distance adjusts, by adjusting hole, location and locating dowel, it is achieved the adjustment of jack left and right distance, thus comprehensive guarantee plug and the accurate grafting of jack;This apparatus structure is simple, design science, and power consumption is few, easy and simple to handle, and adjustability is good, practical, and versatility is wide, environmental friendliness, and automaticity is high.

Description

A kind of pneumatic type Set Top Box automatic plug-pull device
Technical field:
The invention belongs to electrical automation production technical field, relate to a kind of automatic plug equipment, Particularly a kind of pneumatic type Set Top Box automatic plug-pull device, it is possible to disposably by required for test plug wire Autopatching, on Set Top Box wiring board to be measured, effectively reduces hand labor intensity, improves and produces Automatization level.
Background technology:
Digital video switching box (Set Top Box, be called for short STB), so-called Set Top Box or Box on machine, is the equipment connecting television set and outside source, it is possible to by the numeral of compression Signal changes into television content and shows on a television set, and it can not only allow user existing Watch digital television program on television set, and formula digitized can be interacted by network and give pleasure to Pleasure, education and commercialization activity.Along with the becoming increasingly popular of television set, Set Top Box becomes already Daily necessities, in the face of the huge market demand, in the urgent need to advanced production equipment and production Method ensures quality and improves efficiency.The most in the prior art, the production technology of Set Top Box The most ripe, have developed into automatic assembly line formula processing mode, but for Set Top Box Functional test before dispatching from the factory, the most still rests on the artificial plug stage, is all behaviour in practice Make personnel manual by tens test plug wires one, one be inserted respectively in jack, to be measured Another root after having tried, one pull up, which not only standard degree is poor, accuracy rate is low, and And labor intensity is big, efficiency is low, can automatically carry out so going out one in the urgent need to research design The equipment of plug wire or device, to improve production efficiency, save labour force, reduce production cost.
Summary of the invention:
It is an object of the invention to the shortcoming overcoming prior art to exist, seeking design provides one Pneumatic type Set Top Box plug-in and pull-off device, it is possible in the production line of Set Top Box, it is achieved machine top During kit function test, the disposable automatic plug of various plug wires, substantially increases production efficiency.
To achieve these goals, the agent structure of the present invention include chassis, left and right fixed plate, Fixed plate, convex plate, wiring board, groove, slide rail, cylinder, plug wire, plug, fixed front and back Hole, position, locating dowel, fixing nut, electromagnetic valve, pressure regulator, on and off switch and gas circuit, The central authorities on the chassis of hollow type body structure hollow out formula and offer rectangular recess, fixing in groove Being provided with the cylinder being connected with electromagnetic valve, it is thick the having of 30mm that the lower section pad of cylinder is provided with thickness Machine glass plate, poly (methyl methacrylate) plate is installed with slide rail, the slide block on slide rail and the gas of cylinder The gapless docking of bottom surface, cylinder rod top, to reduce frictional force and the error that cylinder rod moves back and forth, The top of cylinder is fixedly connected with inverted convex plate, and the plush copper end of convex plate is embedded to be placed in In groove and close together with slide rail, the both sides of convex plate are connected by fixing nut respectively energy The wiring board of enough up-down adjustment, on wiring board and convex plate, integral type is fixed and is equipped with band plug wire Plug, the jack on grafting Set Top Box to be measured wiring board;On chassis above cylinder block Being provided with fixed plate before and after can front and back regulating, front and back the both sides of fixed plate are respectively by fixing Nut connect have can the left and right fixed plate of left and right adjusting, front and back the both sides of fixed plate are offered respectively Hole, location, fixed plate both sides, left and right is had to be formed respectively with the locating dowel corresponding with positioning hole, location Hole and locating dowel cooperate for positioning the wiring board placing Set Top Box to be measured;Chassis is installed It is placed with the electromagnetic valve being connected with cylinder to change for gas circuit, is provided with outside chassis and extraneous city The on and off switch of electric connection, for controlling the break-make of electromagnetic valve, electromagnetic valve passes through pressure regulator Connecting with gas circuit, pressure regulator is by the air pressure size in regulation gas circuit, to control electromagnetic valve With pressure size during dynamic air cylinder action so that the plug on wiring board can be inserted accurately Enter in the jack on Set Top Box wiring board to be measured, it is achieved the automatic wire inserting of set top box testing.
Preferably, chassis be thickness be that the bakelite plate of more than 10mm is made, planar dimension is Between 300*220mm 500*380mm;The shape of left and right fixed plate and front and back fixed plate The most identical with structure, the area of left and right fixed plate is more than fixed plate front and back;Convex plate and wiring board It is parallel planar structures;Cylinder is double-rod cylinder;Plug includes the input of high definition, audio frequency, regards The conventional set-top box circuit board function test of frequency input, audio/video output, power supply and netting twine Plug;Fixing nut is the wing nut and screw rod cooperated.
During use, by adjusting the fixing nut that convex plate is connected with wiring board, it is achieved plug Distance adjusts up and down, the fixing nut being connected with left and right fixed plate by fixed plate before and after adjusting, Before and after realizing jack, distance adjusts, by adjusting hole, location and locating dowel, it is achieved about jack The adjustment of distance, thus comprehensive guarantee plug and the accurate grafting of jack.
The present invention compared with prior art, effectively overcomes artificial plug wire efficiency in prior art low Under defect, use coordinating of electromagnetic valve and cylinder to utilize pneumatic principle to realize plugging, it is possible to one Secondary property is by all plug wire autopatchings to the wiring board of Set Top Box to be measured, another after having tested Secondary property is extracted, and reduces labor intensity, improves production efficiency;This apparatus structure is simple, if Meter science, power consumption is few, easy and simple to handle, and adjustability is good, practical, and versatility is wide, ring Border is friendly, and automaticity is high.
Accompanying drawing illustrates:
Fig. 1 is that the agent structure principle of the pneumatic type Set Top Box wire-insertion device that the present invention relates to is shown It is intended to.
Fig. 2 is that the main body hardware configuration of the pneumatic type Set Top Box wire-insertion device that the present invention relates to is shown It is intended to.
Detailed description of the invention:
Below in conjunction with the accompanying drawings and by embodiment the present invention is made further description.
Embodiment:
The agent structure of the Set Top Box automatic wire inserting apparatus that the present embodiment relates to includes chassis 1, a left side Right fixed plate 2, front and back fixed plate 3, convex plate 4, wiring board 5, groove 6, slide rail 7, Cylinder 8, plug wire 9, plug 10, hole 11, location, locating dowel 12, fixing nut 13, electricity Magnet valve 14, pressure regulator 15, on and off switch 16 and gas circuit 17, hollow type body structure The central authorities on chassis 1 hollow out formula and offer rectangular recess 6, groove 6 is installed with The cylinder 8 that electromagnetic valve 14 connects, it is thick the having of 30mm that the lower section pad of cylinder 8 is provided with thickness Machine glass plate, poly (methyl methacrylate) plate is installed with slide rail 7, the slide block on slide rail 7 and cylinder Bottom surface, the cylinder rod top gapless docking of 8, with reduce frictional force that cylinder rod moves back and forth and Error, the top of cylinder 8 is fixedly connected with inverted convex plate 4, the plush copper end of convex plate 4 Embedded being placed in groove 6 and close together with slide rail 7, the both sides of convex plate 4 lead to respectively Cross fixing nut 13 connect have can the wiring board 5 of up-down adjustment, wiring board 5 and convex plate 4 Upper integral type fixes the plug 10 being equipped with band plug wire 9, for grafting Set Top Box to be measured circuit Jack 19 on plate 18;Being provided with on chassis 1 above cylinder 8 cylinder body can regulation front and back Before and after fixed plate 3, front and back the both sides of fixed plate 3 respectively by fixing nut 13 connect have Can the left and right fixed plate 2 of left and right adjusting, front and back the both sides of fixed plate 3 offer location respectively Hole 11, fixed plate both sides, left and right are formed respectively with the locating dowel 12 corresponding with positioning hole 11, fixed Hole 11, position and locating dowel 12 cooperate for positioning the wiring board 18 placing Set Top Box to be measured; Chassis 1 is installed and is placed with the electromagnetic valve 14 being connected with cylinder 8 for gas circuit conversion, chassis The on and off switch 16 connected with external commercial power it is provided with, for controlling electromagnetic valve 14 outside 1 Break-make, electromagnetic valve 14 is connected with gas circuit 17 by pressure regulator 15, pressure regulator 15 By the air pressure size in regulation gas circuit 17, during to control electromagnetic valve 14 band dynamic air cylinder 8 action Pressure size so that the plug 10 on wiring board 5 can insert machine to be measured accurately In jack 19 on top box wiring board 18, it is achieved the automatic wire inserting of set top box testing.
The chassis 1 related in the present embodiment is made for the bakelite plate that thickness is more than 10mm, flat Between a size of 300*220mm 500*380mm of face;Left and right fixed plate 2 and solid front and back The shape determining plate 3 is the most identical with structure, and the area of left and right fixed plate 2 is more than fixed plate 3 front and back; Convex plate 4 and wiring board 5 are parallel planar structures;Cylinder 8 is double-rod cylinder;Plug 10 include the input of high definition, audio frequency, video input, audio/video output, power supply, netting twine etc. The plug of conventional set-top box circuit board function test;Fixing nut 13 is the butterfly cooperated Nut and screw rod;By adjusting the fixing nut 13 that convex plate 4 is connected with wiring board 5, real The distance up and down of existing plug 10 adjusts, by fixed plate 3 before and after adjusting and left and right fixed plate 2 The fixing nut 13 connected, it is achieved before and after jack 19, distance adjusts, by adjusting hole, location 11 and locating dowel 12, it is achieved the adjustment of jack about 19 distance, thus comprehensive guarantee plug 10 with the accurate grafting of jack 19.
The Set Top Box automatic wire inserting apparatus that the present embodiment relates to runs when using, first solid about adjustment Determine plate 2 and front and back fixed plate 3 is in the One On The Chassis position, on convex plate 4 and wiring board 5 The position of plug 10;Then Set Top Box wiring board 18 to be measured is placed in locating dowel 12, Turn on the power switch 16 rear electromagnetic valves 14 be energized action by gas circuit 17 through pressure regulator 15 Air-flow after regulation carries out conversion and is given to cylinder 8, and cylinder 8 action drives inserting on convex plate 4 Line plate 5 moves so that plug 10 alignment on wiring board 5 inserts Set Top Box wiring board to be measured In jack 19 on 18, to carry out the test of correlation function;Close power supply after having tested to open Closing 16, electromagnetic valve 14 carries out gas circuit conversion and control cylinder 8 action and drives wiring board 5 to move, The plug 10 on wiring board 5 jack 19 from Set Top Box wiring board 18 to be measured will be extracted, Repeat above action and complete the automatic plug of all plug wires during set top box testing.

Claims (3)

1. a pneumatic type Set Top Box automatic plug-pull device, it is characterised in that agent structure includes chassis, left and right Fixed plate, front and back fixed plate, convex plate, wiring board, groove, slide rail, cylinder, plug wire, plug, fixed Hole, position, locating dowel, fixing nut, electromagnetic valve, pressure regulator, on and off switch and gas circuit, hollow type case The central authorities on the chassis of body structure hollow out formula and offer rectangular recess, are installed with electromagnetic valve even in groove The cylinder connect, it is poly (methyl methacrylate) plate thick for 30mm that the lower section pad of cylinder is provided with thickness, solid on poly (methyl methacrylate) plate Dingan County docks, to reduce gas with bottom surface, the cylinder rod top gapless of cylinder equipped with slide rail, the slide block on slide rail Frictional force that cylinder rod moves back and forth and error, the top of cylinder is fixedly connected with inverted convex plate, convex plate The embedded arrangement of plush copper end in a groove and close together with slide rail, the both sides of convex plate are respectively by fixing Nut connect have can the wiring board of up-down adjustment, on wiring board and convex plate, the fixing band that is equipped with of integral type is inserted The plug of line, the jack on grafting Set Top Box to be measured wiring board;Install on chassis above cylinder block Having fixed plate before and after can front and back regulating, front and back the both sides of fixed plate are connected by fixing nut respectively energy The left and right fixed plate of enough left and right adjusting, front and back the both sides of fixed plate offer hole, location, left and right fixed plate respectively Both sides are formed respectively with the locating dowel corresponding with positioning hole, and hole, location and locating dowel cooperate and put for location Put the wiring board of Set Top Box to be measured;Chassis is installed and is placed with the electromagnetic valve that is connected with cylinder for gas circuit conversion, The on and off switch connected with external commercial power it is provided with, for controlling the break-make of electromagnetic valve, electromagnetic valve outside chassis Being connected with gas circuit by pressure regulator, pressure regulator is by the air pressure size in regulation gas circuit, to control Pressure size during electromagnetic valve band dynamic air cylinder action so that the plug on wiring board can insert accurately In jack on Set Top Box wiring board to be measured, it is achieved the automatic wire inserting of set top box testing.
Pneumatic type Set Top Box automatic plug-pull device the most according to claim 1, it is characterised in that chassis is Thickness is that the bakelite plate of more than 10mm is made, and planar dimension is between 300*220mm 500*380mm; Left and right fixed plate is the most identical with structure with the shape of front and back's fixed plate, and the area of left and right fixed plate is more than solid front and back Determine plate;Convex plate and wiring board are parallel planar structures;Described cylinder is double-rod cylinder;Described plug bag Include high definition, audio frequency input, video input, audio/video output, power supply and the conventional set-top box circuit of netting twine Board function testing plug;Described fixing nut is the wing nut and screw rod cooperated.
Pneumatic type Set Top Box automatic plug-pull device the most according to claim 1, it is characterised in that by adjusting The fixing nut that whole convex plate is connected with wiring board, it is achieved the distance up and down of plug adjusts, before and after adjusting The fixing nut that fixed plate is connected with left and right fixed plate, it is achieved before and after jack, distance adjusts, fixed by adjusting Hole and locating dowel, position, it is achieved the adjustment of jack left and right distance, thus comprehensive guarantee plug and jack is accurate Grafting.
CN201510157286.9A 2015-04-03 2015-04-03 A kind of pneumatic type Set Top Box automatic plug-pull device Active CN104733980B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510157286.9A CN104733980B (en) 2015-04-03 2015-04-03 A kind of pneumatic type Set Top Box automatic plug-pull device

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Application Number Priority Date Filing Date Title
CN201510157286.9A CN104733980B (en) 2015-04-03 2015-04-03 A kind of pneumatic type Set Top Box automatic plug-pull device

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CN104733980B true CN104733980B (en) 2016-08-31

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107283150A (en) * 2016-04-11 2017-10-24 良瑞电子(深圳)有限公司 Optical registration plug-in and pull-off device
CN109768434A (en) * 2017-11-07 2019-05-17 上海国际汽车城(集团)有限公司 A kind of DCDC module hot-plug construction recycled for retired battery
CN107834311A (en) * 2017-11-29 2018-03-23 京信通信***(中国)有限公司 Network interface plug-in and pull-off device, network interface insert-pull detection system and method
CN109001877B (en) * 2018-07-05 2020-03-13 江苏通鼎宽带有限公司 Optical cable distributing box and automatic jumper connection system thereof
CN109616827B (en) * 2018-12-14 2020-09-29 京信通信技术(广州)有限公司 Joint screwing device
CN109738734A (en) * 2018-12-28 2019-05-10 南通同洲电子有限责任公司 A kind of multifunctional set top box automatic testing tool jig
CN109830838B (en) * 2019-01-23 2023-01-10 嘉兴永瑞电子科技有限公司 Connector plugging device and electronic equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3019737B2 (en) * 1994-12-08 2000-03-13 住友電装株式会社 Terminal insertion device
CN201726023U (en) * 2010-06-04 2011-01-26 龙旗科技(上海)有限公司 Automatic connecting device of micro universal series bus (USB) connector
CN202127482U (en) * 2011-06-03 2012-01-25 深圳创维数字技术股份有限公司 Test device and system of set-top box
CN102355593A (en) * 2011-11-09 2012-02-15 上海大亚科技有限公司 Testing apparatus and online testing method for set-top box device
CN103579890B (en) * 2012-07-18 2015-09-23 纬创资通股份有限公司 Automatic contraposition device
CN104466612A (en) * 2013-09-25 2015-03-25 天津仁义合自动化技术有限公司 Wire inserting equipment for test machine
CN203839691U (en) * 2014-05-16 2014-09-17 大陆汽车***(天津)有限公司 Wire inserting device
CN104242016A (en) * 2014-09-22 2014-12-24 苏州优备精密电子有限公司 Automatic inserting and pulling mechanism of male and female connectors
CN204190147U (en) * 2014-10-24 2015-03-04 冷荣飞 A kind of automatic overlap-connected components be suitable in circuit gas circuit
CN104377502A (en) * 2014-10-27 2015-02-25 中汽昌兴(洛阳)机电设备工程有限公司 Automatic inserting and pulling out device

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Address after: 266000 Room 208, Block D, Pangu Chuangke Space, Qingdao Hi-tech Industrial Development Zone, Shandong Province

Patentee after: Yuanqi Industrial Technology Co., Ltd.

Address before: 266000 Pangu chuangyue space D block 208, 100 new high tech Industrial Development Zone, Qingdao, Shandong

Patentee before: Qingdao Yuan Qi industrial intelligent Technology Co., Ltd.

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: Pneumatic type set top box automatic plugging and drawing device

Effective date of registration: 20200206

Granted publication date: 20160831

Pledgee: Qingdao high technology financing Company limited by guarantee

Pledgor: Yuanqi Industrial Technology Co., Ltd.

Registration number: Y2020990000114

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