CN102980704A - Insertion and extraction force testing device - Google Patents

Insertion and extraction force testing device Download PDF

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Publication number
CN102980704A
CN102980704A CN2012105280531A CN201210528053A CN102980704A CN 102980704 A CN102980704 A CN 102980704A CN 2012105280531 A CN2012105280531 A CN 2012105280531A CN 201210528053 A CN201210528053 A CN 201210528053A CN 102980704 A CN102980704 A CN 102980704A
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CN
China
Prior art keywords
sliding seat
separating force
contact engaging
proving installation
platen
Prior art date
Application number
CN2012105280531A
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Chinese (zh)
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CN102980704B (en
Inventor
徐水元
李小站
刘雄波
Original Assignee
深圳市宏之都科技有限公司
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Priority to CN201210528053.1A priority Critical patent/CN102980704B/en
Publication of CN102980704A publication Critical patent/CN102980704A/en
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Publication of CN102980704B publication Critical patent/CN102980704B/en

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Abstract

The embodiment of the invention discloses an insertion and extraction force testing device, which comprises an upright, a force sensor, an upper fixture, a lower fixture, a driving unit and a control unit, wherein the control unit comprises a data extraction module, a touch display screen and a control module; the data extraction module is connected with the force sensor for extracting testing information of the force sensor; the touch display screen is used for displaying a control interface and inputting a control instruction, and connected with the data extraction module for displaying testing data obtained by the data extraction module in real time; and the control module is connected with the driving unit for controlling the driving unit to run according to the control instruction. The insertion and extraction force testing device is simple in structure, easy and simple to operate, high in stability, and low in use cost and manufacturing cost.

Description

The contact engaging and separating force proving installation
Technical field
The present invention relates to technical field of measurement and test, relate in particular to a kind of contact engaging and separating force proving installation.
Background technology
Numerous in connecting lines such as the matching used data line of the electronic equipments such as mobile phone, computer, server, power leads, and the various mobile electronic devices such as USB flash disk, the contact engaging and separating force that all needs to carry out between corresponding plug and socket in manufacture process is tested, and can meet the particular requirement of each connector to guarantee it.Along with the development of science and technology, contact engaging and separating force develops into full-automation by traditional manual, semi-automation.
Existing automatic connector contact engaging and separating force test machine is made of the main frame of finishing test action and control terminal two parts, and this control terminal is the computer that links to each other with main frame and other related accessory of in addition configuration, and in computer special-purpose software system is installed.As shown in Figure 1, the main frame of existing automatic connector contact engaging and separating force test machine is provided with two guide pillars 2 on cabinet 1, sliding seat 3 and holder 4 be movable set and being fixedly set on two guide pillars 2 respectively, 6 of upper anchor clamps 5 and lower clamps are installed on respectively on holder 4 and the sliding seat 3, sliding seat 3 is fixed in movable guide bush 7, movable guide bush 7 and screw mandrel bolt also promote movable guide bush 7 by the rotating of screw mandrel and move up and down along guide pillar 2 under the driving of driving control unit, and then drive lower clamp 6 with respect to upper anchor clamps 5 to-and-fro movements, to realize the plug of connector.
The applicant finds to exist at least following defective when implementing existing automatic connector contact engaging and separating force test machine:
1, use cost is high: the price of main frame of existing automatic connector contact engaging and separating force test machine own is higher, also need purchase computer, related accessory and software system etc. simultaneously, increases undoubtedly the use cost of contact engaging and separating force test machine;
2, operating personnel are had relatively high expectations: use existing automatic connector contact engaging and separating force test machine, require operating personnel must have certain computation technology with can skillfully use test software systems, simultaneously, also require operating personnel can process the variety of issue that software system and computer system occur in routine use, to guarantee normally carrying out of test jobs;
3, instrument is heavy, stability is not high, and manufacturing cost is high: it is that the two guide pillars of crude steel material and the diameter of 40mm is the crude steel material movable guide bush of 68mm that existing automatic connector contact engaging and separating force test machine is provided with diameter, only the weight of apparatus subject just reaches 108.9KG, and be arranged at the large scale steel part on test machine cabinet top and the weight that kit has increased cabinet top greatly thereof, when the movable guide bush that screw mandrel is made at the heavy steel of rotary actuation pumps, understand because of the excessive stability that affects screw mandrel of the weight of movable guide bush, and then reduced the resistance to overturning of machine; And in fact, international standard electric connector contact engaging and separating force is set to below the 122.5N, and existing test machine can bear up to 31000N load (performance rate that is threaded by bottom part M24 fixing and the two guide pillars of locking as can be known), more than 200 times of test machine actual demand, super test machine actual demand intensity far away, the configuration of high load can not be fully utilized, and has but increased the manufacturing cost of tester.
Summary of the invention
Embodiment of the invention technical matters to be solved is, a kind of contact engaging and separating force proving installation is provided, and is simple in structure, easy and simple to handle, and stable performance effectively reduces use cost and low cost of manufacture.
In order to solve the problems of the technologies described above, the embodiment of the invention has proposed a kind of contact engaging and separating force proving installation, comprise column, be arranged at the power sensor on column top, be fixedly installed in the upper anchor clamps of power sensor base, be fixed in a lower clamp that is positioned on the sliding seat of anchor clamps belows, link to each other with sliding seat with drive sliding seat and on lower clamp make the driver element of realizing Plug Action by the first connector and second connector of upper anchor clamps and lower clamp clamping respectively with respect to upper anchor clamps to-and-fro movement, and the control module that links to each other with driver element and power sensor, described control module comprises with described power sensor and linking to each other with the data extraction module of extraction power sensor test information, be used for link to each other for input control order and with the data extraction module touch display screen of the test data that obtains with real-time demonstration data extraction module of display control interface, and link to each other to control the control module that driver element operates according to steering order with described driver element.
Further, described driver element comprise the top be fixed in the screw mandrel on the sliding seat and be screwed together in nut on the screw mandrel, be fixedly arranged on the holder motor and between motor output shaft and described nut the gear train of transferring power, described nut rotatably be arranged on the holder and with holder screw mandrel axially on relative fixing.
Further, described gear train comprise be fixedly connected with the motor output shaft concentric driving wheel that is integral, with nut coaxial be fixedly connected with the engaged wheel that is integral and be set around driving wheel and engaged wheel on driving-belt.
Further, described column is fixed on the operation platen, and described retractable seat is in operation platen top, and driver element is positioned at operation platen below and its screw mandrel top and passes the operation platen and be fixedly connected with sliding seat.
Further, described contact engaging and separating force proving installation also comprises cabinet, and described operation platen is fixed in the top of cabinet, and described driver element is arranged at cabinet inside.
Further, described sliding seat is provided with the loose slot suitable with described column outline by described column one side.
Further, described contact engaging and separating force proving installation also comprises being arranged on the operation platen and is used for guiding the reciprocating pilot unit of described sliding seat.
Further, described pilot unit comprises the linear bearing that is fixedly arranged on the described operation platen and is arranged in the linear bearing and guide pillar that the top is fixedly connected with sliding seat with being parallel to column.
Further, described contact engaging and separating force proving installation also includes to limit the position-limit mechanism of described sliding seat stroke, described position-limit mechanism comprise with the setting of described sliding seat homonymy and perpendicular to the limited post of described operation platen, two at a distance of preset distance be located at limited block on the described limited post, be placed on the limited post and between the slip cap between two limited blocks and be arranged on the described limited post and link to each other with the position transducer of sensed activity seat pan position with control module, the respective lateral edge of described sliding seat is fixedly connected with slip cap.
Further, the middle part of at least one limited block in described two limited blocks is provided with for the through hole that cooperates socket with limited post, and the side direction of this limited block also is provided with several and through hole and connects and lock the side direction screw that is tight against limited post and is fixed in limited block for bolt.
The beneficial effect of the embodiment of the invention is: by control module and the data extraction module that links to each other with driver element and power sensor respectively directly is set on the contact engaging and separating force proving installation, and link to each other simultaneously for input control order with control module and data extraction module and show the touch display screen of test data information, greatly simplify the one-piece construction of contact engaging and separating force proving installation, reduce use cost, simple to operate, be convenient to safeguard; Directly utilizing pumping of screw mandrel to drive sliding seat moves up and down, and adopt pilot unit that small-sized guide pillar matches with linear bearing that the direct of travel of sliding seat is led, effectively alleviate the overall weight of contact engaging and separating force proving installation, guarantee its job stability, and when improving its serviceable life, greatly fall its low manufacturing cost.
Description of drawings
Fig. 1 is the structural representation of existing automatic connector contact engaging and separating force test machine.
Fig. 2 is the front view of the contact engaging and separating force proving installation of the embodiment of the invention.
Fig. 3 is the stereographic map of the contact engaging and separating force proving installation of the embodiment of the invention.
Fig. 4 is the structural representation behind the removal support of contact engaging and separating force proving installation of the embodiment of the invention.
Fig. 5 is the structural representation behind the removal cabinet of contact engaging and separating force proving installation of the embodiment of the invention.
Fig. 6 is the A section enlarged drawing among Fig. 3.
Embodiment
Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the application can mutually combine, and below in conjunction with the drawings and specific embodiments the present invention are described in further detail.
Such as Fig. 2 ~ shown in Figure 6, the embodiment of the invention provides a kind of contact engaging and separating force proving installation, comprises column 11, power sensor 20, upper anchor clamps 30, lower clamp 40, driver element 50 and control module.
Described power sensor 20 is fixedly arranged on the top of described column 11, the contact engaging and separating force data when finishing Plug Action in order to the first connector of extracting mutually pairing and the second connector.
Described upper anchor clamps 30 are oppositely arranged with lower clamp 40, finish the plug operation of the first connector and the second connector with common cooperation in order to respectively clamping the first connector and the second connector.Described upper anchor clamps 30 are fixedly arranged on the bottom of described power sensor 20, and its below is provided with a sliding seat 41, and described lower clamp 40 is movably set in the below of described upper anchor clamps 30 by described sliding seat 41.
As shown in Figure 4, because an end and the described column 11 by described column 11 of described sliding seat 41 partially overlap, for making described sliding seat 41 arrange and to realize relative motion with described column 11 couplings, the end by described column 11 of described sliding seat 41 is provided with and the suitable loose slot 411 with accommodating described column 11 of described column 11 outlines.In the embodiment of the invention, because only the partially overlapping by an end and the described column 11 of described column 11 of described sliding seat 41, so described loose slot 411 is set to circular groove.Understandable, when having when overlapping the position fully by an end of described column 11 and described column 11 of described sliding seat 41, described loose slot 411 namely is set to vertically connect the circular groove of described sliding seat 41 and be arranged in described column 11, and when described loose slot 411 was set to circular groove, described column 11 also can be used as the guide piece of described sliding seat 41 simultaneously.In addition, when described sliding seat 41 by an end of described column 11 and described column 11 between when having certain distance, described loose slot 411 then can be set on the described sliding seat 41.
Described driver element 50 links to each other with described sliding seat 41; do up and down straight reciprocating motion to drive described sliding seat 41; and then drive lower clamp 40 on the described sliding seat 41 and move up and down with respect to described upper anchor clamps 30 and draw close with described upper anchor clamps 30 or separate, so that finish Plug Action by the first connector and second connector of described upper anchor clamps 30 and lower clamp 40 clampings respectively.
Please refer to Fig. 5, described driver element 50 comprises screw mandrel 51, nut 52, motor 53 and gear train 54.
The bottom of described sliding seat 41 is fixed on the top of described screw mandrel 51, when specifically arranging, described screw mandrel 51, lower clamp 40 and upper anchor clamps 30 is arranged with one heart, is positioned on the same pedal line to guarantee its interaction force.
Described nut 52 arranges also with described screw mandrel 51 couplings and is screwed together on the described screw mandrel 51, described nut 52 rotatably be arranged on the holder 55 and with described holder 55 described screw mandrel 51 axially on relative fixing.
Described motor 53 is used for driving described nut 52 and rotates and then drive described screw mandrel 51 and finish and pump.In the embodiment of the invention, described motor 53 is fixedly arranged on the described holder 55, between the output shaft of described motor 53 and the described nut 52 by described gear train 54 transferring power.
Described gear train 54 comprises and is fixedly connected with the driving wheel 541 that is integral with the output shaft concentric of described motor 53, is fixedly connected with the engaged wheel 542 that is integral with described nut 52 is coaxial, and is set around the driving-belt 543 on described driving wheel 541 and the engaged wheel 542.In the embodiment of the invention, described gear train 54 preferably is set to the accurately steady and high synchronous pulley driving mechanism of transmission efficiency of transmission, be that described driving wheel 541 and engaged wheel 542 are set to respectively driving pulley and driven pulley, described driving-belt 543 then is Timing Belt.As a kind of embodiment, described gear train 54 also can be set to pulley transmission mechanism, and namely described driving wheel 541 and engaged wheel 542 are respectively driving pulley and driven pulley, and described driving-belt 543 then is driving belt; Or also can be set to chain wheel driving mechanism.Certainly, can also shaft coupling between the output shaft of described motor 53 and the described nut 52 dock or be in transmission connection with gear driving pair.
Please refer to Fig. 4, described column 11 is fixed on the operation platen 12, described sliding seat 41 is positioned at the top of described operation platen 12, and described driver element 50 then is positioned at the below of described operation platen 12, and the top of described screw mandrel 51 is passed described operation platen 12 and is fixedly connected with described sliding seat 41.Further, please refer to Fig. 2, Fig. 3, described contact engaging and separating force proving installation also comprises cabinet 13, and described operation platen 12 is fixed in the top of described cabinet 13, and described driver element 50 is arranged at the inside of described cabinet 13.
Please refer to Fig. 4, Fig. 5, described contact engaging and separating force proving installation comprises that also at least one is arranged on the described operation platen 12 for guiding described sliding seat 41 reciprocating pilot units 60.In the embodiment of the invention, the concrete magnitude setting of described pilot unit 60 is two, it is symmetrically distributed in two of described screw mandrel 51, comprise being fixedly arranged on the linear bearing 61 on the described operation platen 12 and being parallel to described column 11 ground being arranged in guide pillar 62 in the described linear bearing 61, the top of described guide pillar 62 is fixedly connected with described sliding seat 41.During work, described guide pillar 62 moves up and down along described linear bearing 61 inwalls under the drive of described sliding seat 41, and then the direct of travel of described sliding seat 41 led, effectively avoiding described sliding seat 41 under the percussive action of the long-term power that repeats, to be offset, and then guarantee the accuracy of the plug operation of described the first connector and the second connector.
Such as Fig. 2, shown in Figure 3, can be according to feature lifting in predetermined stroke range of described the first connector and the second connector for making described sliding seat 41, described contact engaging and separating force proving installation also is provided with to limit the position-limit mechanism 70 of described sliding seat 41 strokes.
Described position-limit mechanism 70 comprise with described sliding seat 41 homonymy settings and perpendicular to the limited post 71 of described operation platen 12, two at a distance of preset distance be located at limited block 72 on the described limited post 71, be placed on the described limited post 71 and the slip cap 73 between two limited blocks 72 and be arranged at the position transducer (not obtaining among the figure) that links to each other to respond to described sliding seat 41 displaced positions on the described limited post 71 and with control module.
In the embodiment of the invention, described limited post 71 is arranged on the described operation platen 12, and its end that is positioned at described cabinet 13 inside is sheathed on the spring.Concrete, the lower surface of described operation platen 12 is fixed in the upper end of described spring, the lower end Joint of its lower end and described limited post 71, and then with described limited post 71 and described operation platen 12 vertical fixing.By described spring described limited post 71 is fixed on the described operation platen 12, make described limited post 71 when the External Force Acting that is subject to perpendicular to described operation platen 12, can realize upper and lower displacement in the certain limit, when pumping of described slip cap 73 played certain buffer action, be convenient to the actual sliding position that described position transducer is accurately sensed described slip cap 73.As a kind of embodiment, described limited post 71 also can not adopt described spring and directly be fixed on the described operation platen 12 by securing members such as screws, as described in perhaps also can being fixed in such as crossbeam by means of other members on the column 11.
The respective lateral edge of described sliding seat 41 is fixedly connected with described slip cap 73.As a kind of embodiment, also can directly on described sliding seat 41, offer the chute suitable with described limited post 71 outlines, so that described sliding seat 41 directly is arranged on the described limited post 71 by this chute, and need not to arrange in addition described slip cap 73.
Please refer to Fig. 6, for realizing the adjusting to the distance between described two limited blocks 72, the middle part of at least one limited block 72 in described two limited blocks 72 is provided with for the through hole 721 that cooperates socket with described limited post 71, and the side direction of this limited block 72 also is provided with several and described through hole 721 and connects and lock the side direction screw 722 that is tight against described limited post 71 and is fixed in described limited block 72 for bolt.
When the described sliding seat 41 of described driver element 50 drivings was done up and down straight reciprocating motion, the slip cap 73 that links to each other with described sliding seat 41 can move up and down on described limited post 71 thereupon; When described slip cap 73 moves to the precalculated position, can connect with described limited block 72 and promoting described limited block 72 under the inertia effect and then driving the displacement of described limited post 71 in certain vertical range; The position transducer that is arranged on the described limited post 71 is sensed the movement position of described sliding seat 41 and this positional information is passed to described control module, sending steering order by described control module controls described driver element 50 and oppositely operates or decommission, and then make described sliding seat 41 in the to-and-fro movement of in predetermined stroke distances, doing under the driving of described driver element 50 to go round and begin again, realize the automatic plug action of described the first connector and the second connector.
Described control module links to each other with described driver element 50 and power sensor 20 simultaneously, is used for controlling described contact engaging and separating force proving installation by the predetermined control instruction works, and extracts simultaneously the test data that shows that described power sensor 20 tests are arrived.In the embodiment of the invention, described control module comprises data extraction module, touch display screen 81 and control module.
Described data extraction module links to each other to extract described power sensor 20 detecting informations with described power sensor 20.
The test data that described touch display screen 81 links to each other with described data extraction module and obtains with the described data extraction module of real-time demonstration, and be used for display control interface for input control order.
Described control module links to each other respectively to control described driver element 50 runnings according to the steering order of described touch display screen 81 inputs with described touch display screen 81 and driver element 50.
In the embodiment of the invention, described data extraction module, touch display screen 81 and control module can be integrated in one, be about to described data extraction module and control module and be integrated on the described touch display screen 81, also described data extraction module and control module can be divided into independently on the control circuit board.
Such as Fig. 2, shown in Figure 3, in the embodiment of the invention, described touch display screen 81 can directly be fixedly arranged on the described cabinet 13, perhaps also described touch display screen 81, data extraction module and control module can be fixedly arranged on and also this control enclosure be arranged at any suitable location such as described column 11, operation platen 12 in the control enclosure, perhaps described data extraction module and control module are arranged at independently on the control circuit board and are positioned over described cabinet 13 inside, and described touch display screen 81 is arranged at the optional position of described cabinet 13 outsides.
The contact engaging and separating force proving installation of the embodiment of the invention comprises the control system of touch display screen 81 by direct setting, with directly by described touch display screen 81, data extraction module and control module realize to described contact engaging and separating force proving installation control and the collection of test data shows, and need not in addition special computer, software systems and other related accessory of configuration, effectively simplify its one-piece construction, profile is succinct, easy to use, more aobvious intellectuality, and greatly reduced use cost.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claims and equivalency range thereof.

Claims (10)

1. contact engaging and separating force proving installation, comprise column, be arranged at the power sensor on column top, be fixedly installed in the upper anchor clamps of power sensor base, be fixed in a lower clamp that is positioned on the sliding seat of anchor clamps belows, link to each other with sliding seat with drive sliding seat and on lower clamp make the driver element of realizing Plug Action by the first connector and second connector of upper anchor clamps and lower clamp clamping respectively with respect to upper anchor clamps to-and-fro movement, and the control module that links to each other with driver element and power sensor, it is characterized in that, described control module comprises with described power sensor and linking to each other with the data extraction module of extraction power sensor test information, be used for link to each other for input control order and with the data extraction module touch display screen of the test data that obtains with real-time demonstration data extraction module of display control interface, and link to each other to control the control module that driver element operates according to steering order with described driver element.
2. contact engaging and separating force proving installation as claimed in claim 1, it is characterized in that, described driver element comprise the top be fixed in the screw mandrel on the sliding seat and be screwed together in nut on the screw mandrel, be fixedly arranged on the holder motor and between motor output shaft and described nut the gear train of transferring power, described nut rotatably be arranged on the holder and with holder screw mandrel axially on relative fixing.
3. contact engaging and separating force proving installation as claimed in claim 2, it is characterized in that, described gear train comprise be fixedly connected with the motor output shaft concentric driving wheel that is integral, with nut coaxial be fixedly connected with the engaged wheel that is integral and be set around driving wheel and engaged wheel on driving-belt.
4. contact engaging and separating force proving installation as claimed in claim 2, it is characterized in that, described column is fixed on the operation platen, and described retractable seat is in operation platen top, and driver element is positioned at operation platen below and its screw mandrel top and passes the operation platen and be fixedly connected with sliding seat.
5. contact engaging and separating force proving installation as claimed in claim 4 is characterized in that, described contact engaging and separating force proving installation also comprises cabinet, and described operation platen is fixed in the top of cabinet, and described driver element is arranged at cabinet inside.
6. contact engaging and separating force proving installation as claimed in claim 1 is characterized in that, described column one side of leaning on of described sliding seat is provided with the loose slot suitable with described column outline.
7. contact engaging and separating force proving installation as claimed in claim 4 is characterized in that, described contact engaging and separating force proving installation also comprises being arranged on the operation platen and is used for guiding the reciprocating pilot unit of described sliding seat.
8. contact engaging and separating force proving installation as claimed in claim 7 is characterized in that, described pilot unit comprises the linear bearing that is fixedly arranged on the described operation platen and is arranged in the linear bearing and guide pillar that the top is fixedly connected with sliding seat with being parallel to column.
9. contact engaging and separating force proving installation as claimed in claim 4, it is characterized in that, described contact engaging and separating force proving installation also includes to limit the position-limit mechanism of described sliding seat stroke, described position-limit mechanism comprises and arranging with described sliding seat homonymy and perpendicular to the limited post of described operation platen, two limited blocks of apart being located on the described limited post preset distance, be placed on the limited post and between the slip cap between two limited blocks and be arranged on the described limited post and link to each other with the position transducer of sensed activity seat pan position with control module, the respective lateral edge of described sliding seat is fixedly connected with slip cap.
10. contact engaging and separating force proving installation as claimed in claim 9, it is characterized in that, the middle part of at least one limited block in described two limited blocks is provided with for the through hole that cooperates socket with limited post, and the side direction of this limited block also is provided with several and through hole and connects and lock the side direction screw that is tight against limited post and is fixed in limited block for bolt.
CN201210528053.1A 2012-12-10 2012-12-10 Insertion and extraction force testing device CN102980704B (en)

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CN104155184A (en) * 2014-08-26 2014-11-19 常州常利来电子有限公司 Vehicle blade-type fuse pulling detection instrument
CN104215377A (en) * 2014-09-22 2014-12-17 深圳市鹏基铜制品有限公司 Insertion and extraction force testing device
CN105157898A (en) * 2015-08-19 2015-12-16 上海聚民生物科技有限公司 Needle tube pulling force on-line detection device
CN105806534A (en) * 2016-04-29 2016-07-27 泰州市航宇电器有限公司 Testing device for insertion and extraction force of multi-core electrical connector
KR20160143331A (en) * 2015-06-05 2016-12-14 주식회사 엘지화학 Zig and apparatus for measuring inserting and removing of snap-fit assembly comprising the same
CN106324400A (en) * 2016-08-24 2017-01-11 捷开通讯(深圳)有限公司 Testing method and testing system for charging stability of attraction type charger
CN106595927A (en) * 2016-11-30 2017-04-26 江苏大学 Method and device for measuring contact pressure of electric connector at different ambient temperature
CN107598802A (en) * 2017-08-25 2018-01-19 北京理工大学 A kind of flexible protective fixture for precision assembly
CN109613384A (en) * 2018-11-27 2019-04-12 南通耀华建设工程质量检测有限公司 Plugs and sockets biometrics instrument
CN109612621A (en) * 2018-11-01 2019-04-12 宁波公牛电器有限公司 A kind of plug fetching device and socket plug force checking device
KR101980237B1 (en) * 2017-12-13 2019-05-21 한국기계연구원 Test Equipment For Measuring Binding and Releasing Force of Ball Joint and Test Method Thereof

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CN104155184A (en) * 2014-08-26 2014-11-19 常州常利来电子有限公司 Vehicle blade-type fuse pulling detection instrument
CN104155184B (en) * 2014-08-26 2016-06-29 常州常利来电子有限公司 Automobile inserted sheet electric fuse pull-out test instrument
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CN105157898A (en) * 2015-08-19 2015-12-16 上海聚民生物科技有限公司 Needle tube pulling force on-line detection device
CN105806534A (en) * 2016-04-29 2016-07-27 泰州市航宇电器有限公司 Testing device for insertion and extraction force of multi-core electrical connector
CN105806534B (en) * 2016-04-29 2018-10-26 泰州市航宇电器有限公司 A kind of test device of multi-core electrical connector contact engaging and separating force
CN106324400A (en) * 2016-08-24 2017-01-11 捷开通讯(深圳)有限公司 Testing method and testing system for charging stability of attraction type charger
CN106324400B (en) * 2016-08-24 2019-03-15 捷开通讯(深圳)有限公司 A kind of test method and system of the charge stability of absorption type charger
CN106595927B (en) * 2016-11-30 2019-05-31 江苏大学 The method and device of electric connector contact pressure at a temperature of a kind of measurement varying environment
CN106595927A (en) * 2016-11-30 2017-04-26 江苏大学 Method and device for measuring contact pressure of electric connector at different ambient temperature
CN107598802A (en) * 2017-08-25 2018-01-19 北京理工大学 A kind of flexible protective fixture for precision assembly
CN107598802B (en) * 2017-08-25 2019-04-09 北京理工大学 A kind of flexible protective fixture for precision assembly
KR101980237B1 (en) * 2017-12-13 2019-05-21 한국기계연구원 Test Equipment For Measuring Binding and Releasing Force of Ball Joint and Test Method Thereof
CN109612621A (en) * 2018-11-01 2019-04-12 宁波公牛电器有限公司 A kind of plug fetching device and socket plug force checking device
CN109612621B (en) * 2018-11-01 2021-03-02 宁波公牛电器有限公司 Plug taking and placing mechanism and socket plugging and unplugging force detection device
CN109613384A (en) * 2018-11-27 2019-04-12 南通耀华建设工程质量检测有限公司 Plugs and sockets biometrics instrument

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