CN108548628A - A kind of compacting end carrying pull force calculation method and device - Google Patents
A kind of compacting end carrying pull force calculation method and device Download PDFInfo
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- CN108548628A CN108548628A CN201810284781.XA CN201810284781A CN108548628A CN 108548628 A CN108548628 A CN 108548628A CN 201810284781 A CN201810284781 A CN 201810284781A CN 108548628 A CN108548628 A CN 108548628A
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- Prior art keywords
- cable
- electric machine
- compacting
- traction electric
- conducting wire
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/16—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Abstract
The invention discloses a kind of compacting ends to carry pull force calculation method, whether cable has relative displacement with line nose during detecting compacting end tension first with photoelectric detector, judge that end whether there is hollow phenomenon, secondly the pulling force for end being applied to using power decomposer is decomposed, by the value for the component that detection cable is pulled, then judge whether end is qualified.Device includes compressing tiger's jaw, traction electric machine, power decomposer.The present invention is that whether being engaged for detection cable and line nose securely and measures the pulling force size that the end of compacting can be born while cable and end are terminated.Direct detection cable tractive force is replaced by detecting the component of a minor variations, simplifies detection device volume and the requirement to force snesor.A sensor can be utilized to realize that wide range inner cable head carries the test of pulling force by adjusting angle, the method whether detection cable and line nose have relative displacement is also provided, is capable of detecting when the hollow situation of line nose.
Description
Technical field
The present invention relates to power supply unit fields more particularly to a kind of compacting end to carry pull force calculation method and device.
Background technology
In the pressing process of end, in order to obtain secured, reliable cable connection effect, usually by cable socket
Part is inserted in line nose and is compressed, and line nose and cable is made securely to be engaged.But traditional cable pressing device is not often surveyed
Whether the degree of engagement of examination cable and line nose meets the function of carrying pulling force specification.
The existing compression degree measurement to line nose mostly uses：(1) cable connects the side pullled by manpower after line nose
Formula.Indicate that cable has connect securely if cable does not fall off.This method subjectivity is strong, can not provide and accurately bear pulling force
Value, takes time and effort simultaneously.(2) motor device is directly pullled, and which is the side by the mechanical force suffered by motor simulation cable
Formula exports certain tractive force and pulls cable.It can and if terminals fall off not come into operation if cable.The mode that motor is pullled is more
Number does not account for the problem of accurately measuring cable carrying pulling force yet.Meanwhile in traction process, it may appear that although cable does not have
It falls off, but cable certain relative displacement occurs with line nose, occurs hollow situation in line nose.Line nose is hollow
Situation is not allow to occur in most engineering applications.In addition, if directly installing load cell additional in conventional method, often
It is more demanding to the sensor indices used, it is difficult to accomplish that wide range inner cable head bearing capacity measures.
Once the cable not reached requirement is mounted and uses practical matter, it is possible to the case where cable falls off occur.
Therefore, how to determine after clamp that cable can carry pulling force situation is to have the problem of challenge in engineering.
Invention content
Pulling force problem is carried between cable end and line nose for accurate measure after line nose compresses, the present invention proposes one
Kind compacting end carries pull force calculation method and device.
For achieving the above object, the technical scheme is that：A kind of compacting end carrying pull force calculation method,
Whether cable has relative displacement with line nose during detecting compacting end tension first with photoelectric detector, judges cable
Head whether there is hollow phenomenon, and the pulling force that end is secondly applied to using power decomposer is decomposed, and detection cable quilt is passed through
The value of the component of pulling then judges whether end is qualified.
A kind of compacting end carrying stretching force detecting apparatus includes the compacting end of line nose and cable composition, line nose
Son is mounted on one end of cable, and the line nose is fixed and clamped by compressing tiger's jaw, and it is adjustable that the cable end piece is connected to height
Traction electric machine；Power decomposer is equipped in the middle part of the cable, power decomposer includes conducting wire disk, and conducting wire disk opens cable
Tightly, cable is divided into the horizontal segment by near line nose end, close to the tilting section of traction electric machine by conducting wire disk, and traction electric machine is applied to
The pulling force of compacting end is decomposed into vertical stress component and horizontal component；The conducting wire disk is mounted on holder bottom by supporting support
On seat, supporting support is additionally provided with the strain force sensor of vertical stress component suffered by detection conducting wire disk；The one of the conducting wire disk
Side is equipped with the photoelectric detector whether detection conducting wire disk rotates；The compression tiger's jaw, traction electric machine, strain force sensor,
Photoelectric detector is connected to device controller, and device controller receives the signal of strain force sensor, photoelectric detector, and
It stores, calculate, judging suppress whether end is qualified, the start and stop of device controller control traction electric machine, opening for compression tiger's jaw are closed.
Further, the traction electric machine passes through cable protection slot and cable connection.
The present invention suppresses the application method of end carrying stretching force detecting apparatus, specifically comprises the following steps：
Cable is inserted in after line nose and is put into compression tiger's jaw by step 1, carries out crimping, while cable is fixed on traction electricity
On machine；
Step 2 sets compacting end and needs the horizontal component threshold value born as FLmax, tractive motor height is adjusted, is made
The horizontal segment by near line nose end of cable, the angle of the tilting section close to traction electric machine are α, at this time the threshold of vertical stress component
FSmaxAt strain pressure transducer full scale 2/3；
Step 3, device controller control traction electric machine apply cable incremental traction force FM；
Step 4, while traction electric machine operates, strain force sensor detects the vertical stress component that conducting wire disk is subject to
FS, device controller calculates the horizontal component F that bears of compacting end by following formula (1), (2)L, and examined by photoelectric detector
Survey whether conducting wire disk rotates；
FM 2=FL 2+FS 2 (1)
FL=FS×tan-1α (2)
Step 5, if fallen off in traction process, device controller records the horizontal component before falling off at once
FL, control traction electric machine stalling, judgement cable processing failure；
If conducting wire disk rotational in traction process, illustrate cable and line nose there are relative displacement, there are hollow for the two
Phenomenon；Then device controller records the horizontal component F born at this time at onceL, control traction electric machine, which inverts, loosens cable, judges
Cable processing failure；
If in traction process, conducting wire disk does not rotate, and the horizontal component F bornLReach horizontal component threshold value
FLmax, then control traction electric machine reversion and loosen cable, judgement compacting end processing is qualified.
The beneficial effects of the invention are as follows：
1, the present invention mainly detection cable while cable and end are terminated is with being engaged for line nose
It is no securely and measure the pulling force size that the end of compacting can be born.
2, direct detection cable tractive force is replaced by detecting the component of a minor variations, simplifies detection device body
Product and the requirement to force snesor.
3, the present invention can utilize a sensor to realize that wide range inner cable head carries the survey of pulling force by adjusting angle
Examination.
4, the traction stresses of the invention in addition to energy detection cable also provide whether detection cable and line nose have relative displacement
Method, be capable of detecting when the hollow situation of line nose.
Description of the drawings
Fig. 1 is the structure connection diagram of the present invention；
Fig. 2 is the conducting wire disc structure schematic diagram of the present invention.
Specific implementation mode
Below in conjunction with attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.
A kind of compacting end carrying pull force calculation method detects compacting end first with photoelectric detector and is pulled through
Whether cable has relative displacement with line nose in journey, judges that end whether there is hollow phenomenon, secondly utilizes power decomposer
The pulling force for being applied to end decomposes, and by the value for the component that detection cable is pulled, then judges whether end is qualified.
As shown in Figure 1, 2, a kind of compacting end carries stretching force detecting apparatus, including the pressure that line nose 8 and cable 7 form
End processed, line nose 8 are mounted on one end of cable 7, and the line nose 8 is fixed and clamped by compressing tiger's jaw 2, the cable 7
End is connected to adjustable for height traction electric machine 3, and traction electric machine 3 is connect by cable protection slot 6 with cable 7.In the cable 7
Portion is equipped with power decomposer, and power decomposer includes conducting wire disk 4, and cable 7 is tensioned by conducting wire disk 4, and cable 7 is by conducting wire disk
4 points is, by the tilting section 7-2 of the horizontal segment 7-1 near line nose end, close traction electric machine, traction electric machine 3 are applied to compacting cable
The pulling force of head is decomposed into vertical stress component and horizontal component；The conducting wire disk 4 is mounted on bracket base 10 by supporting support 9
On, supporting support 9 is additionally provided with the strain force sensor 11 of vertical stress component suffered by detection conducting wire disk 4；The conducting wire disk 4
Side is equipped with the photoelectric detector 1 whether detection conducting wire disk 4 rotates；The compression tiger's jaw 2, traction electric machine 3, strain-type power pass
Sensor 11, photoelectric detector 1 are connected to device controller 5, and device controller 5 receives strain force sensor 11, photoelectricity inspection
The signal of device 1 is surveyed, and stores, calculate, judging whether compacting end is qualified, 3 start and stop of the control traction electric machine of device controller 5,
Opening for tiger's jaw 2 is compressed to close.
Traction electric machine can be that common induction alternating current (AC) motor can also be dc motor.Device controller can be meter
Calculation machine, industrial personal computer, microprocessor system etc..
The present invention suppresses the application method of end carrying stretching force detecting apparatus, specifically comprises the following steps：
Cable 7 is inserted in after line nose 8 and is put into compression tiger's jaw 2, carries out crimping, while cable 7 being fixed on and is led by step 1
Draw on motor 3；
Step 2 sets compacting end and needs the horizontal component threshold value born as FLmax, 3 height of adjustment tractive motor,
The angle of the horizontal segment 7-1 by near line nose end, the tilting section 7-2 close to traction electric machine that make cable 7 are α, vertical at this time point
The threshold F of powerSmaxAt 11 full scale 2/3 of strain pressure transducer；
Step 3, device controller 5 control traction electric machine 3 and apply incremental traction force F to cable 7M；
Step 4, while traction electric machine 3 operates, strain force sensor 1 detects vertical point that conducting wire disk 4 is subject to
Power FS, device controller 5 calculates the horizontal component F that bears of compacting end by following formula (1), (2)L, and pass through photoelectric detector
Whether 1 detection conducting wire disk 4 rotates；
FM 2=FL 2+FS 2 (1)
FL=FS×tan-1α (2)
Step 5, if fallen off in traction process, device controller 5 records the horizontal component before falling off at once
FL, the control stalling of traction electric machine 3, judgement cable processing failure；
If conducting wire disk 4 rotates in traction process, illustrating cable 7, there are relative displacements with line nose 8, and the two is in the presence of empty
Heart phenomenon；Then device controller 5 records the horizontal component F born at this time at onceL, control traction electric machine 3, which inverts, loosens cable
7, judgement cable processing failure；
If in traction process, conducting wire disk 4 does not rotate, and the horizontal component F bornLReach horizontal component threshold value
FLmax, then control the reversion of traction electric machine 3 and loosen cable 7, judgement compacting end processing is qualified.
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Claims (4)
1. a kind of compacting end carries pull force calculation method, which is characterized in that detect compacting electricity first with photoelectric detector
Whether cable has relative displacement with line nose during cable end tension, judges that end whether there is hollow phenomenon, secondly utilizes
The pulling force that power decomposer is applied to end decomposes, and by the value for the component that detection cable is pulled, then judges end
It is whether qualified.
2. a kind of compacting end carries stretching force detecting apparatus, which is characterized in that the compacting electricity formed including line nose and cable
Cable end, line nose are mounted on one end of cable, and the line nose is fixed and clamped by compressing tiger's jaw, and the cable end piece is connected to
Adjustable for height traction electric machine；Power decomposer is equipped in the middle part of the cable, power decomposer includes conducting wire disk, conducting wire disk
Cable is tensioned, cable is divided into the horizontal segment by near line nose end, close to the tilting section of traction electric machine, traction electricity by conducting wire disk
The pulling force that machine is applied to compacting end is decomposed into vertical stress component and horizontal component；The conducting wire disk is installed by supporting support
On bracket base, supporting support is additionally provided with the strain force sensor of vertical stress component suffered by detection conducting wire disk；The conducting wire
The side of disk is equipped with the photoelectric detector whether detection conducting wire disk rotates；The compression tiger's jaw, traction electric machine, strain-type power
Sensor, photoelectric detector are connected to device controller, and device controller receives strain force sensor, photoelectric detector
Signal, and store, calculate, judging suppress whether end qualified, device controller controls traction electric machine start and stop, compresses tiger's jaw
It opens and closes.
3. compacting end carries stretching force detecting apparatus according to claim 2, which is characterized in that the traction electric machine passes through
Cable protection slot and cable connection.
4. carrying the application method of stretching force detecting apparatus according to any compacting ends of claim 2-3, feature exists
In specifically comprising the following steps：
Cable is inserted in after line nose and is put into compression tiger's jaw, carries out crimping, while cable is fixed on traction electric machine by step 1
On；
Step 2 sets compacting end and needs the horizontal component threshold value born as FLmax, tractive motor height is adjusted, cable is made
The angle of horizontal segment extended line by near line nose end and the tilting section close to traction electric machine be α, the threshold of vertical stress component at this time
Value FSmaxAt strain pressure transducer full scale 2/3；
Step 3, device controller control traction electric machine apply cable incremental traction force FM；
Step 4, while traction electric machine operates, strain force sensor detects the vertical stress component F that conducting wire disk is subject toSIf
Preparation controller calculates the horizontal component F that compacting end is born by following formula (1), (2)L, and led by photoelectric detector detection
Whether line disk rotates；
FM 2=FL 2+FS 2 (1)
FL=FS×tan-1α (2)
Step 5, if fallen off in traction process, device controller records the horizontal component F before falling off at onceL, control
Traction electric machine stalling processed, judgement cable processing failure；
If conducting wire disk rotational in traction process, illustrate cable and line nose there are relative displacement, there are hollow phenomenons for the two；
Then device controller records the horizontal component F born at this time at onceL, control traction electric machine, which inverts, loosens cable, judges cable
Processing failure；
If in traction process, conducting wire disk does not rotate, and the horizontal component F bornLReach horizontal component threshold value FLmax, then
Cable is loosened in control traction electric machine reversion, and judgement compacting end processing is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284781.XA CN108548628B (en) | 2018-04-02 | 2018-04-02 | Method and device for detecting bearing tension of pressed cable head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810284781.XA CN108548628B (en) | 2018-04-02 | 2018-04-02 | Method and device for detecting bearing tension of pressed cable head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108548628A true CN108548628A (en) | 2018-09-18 |
| CN108548628B CN108548628B (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810284781.XA Active CN108548628B (en) | 2018-04-02 | 2018-04-02 | Method and device for detecting bearing tension of pressed cable head |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60154131A (en) * | 1984-01-25 | 1985-08-13 | Nippon Kokan Kk <Nkk> | Measuring device for azimuth angle and tensile force of mooring rope |
| CS250496B1 (en) * | 1985-12-21 | 1987-04-16 | Bohdan Bielecki | Ropes' in situ pull digital measuring connection |
| CN103528742A (en) * | 2013-09-30 | 2014-01-22 | 无锡市神力通信工程有限公司 | Cable pulling head tension monitoring method |
| CN205027604U (en) * | 2015-05-25 | 2016-02-10 | 新昌县开源汽车轴承有限公司 | Novel sensor die pull is measured device |
| CN106501643A (en) * | 2016-10-21 | 2017-03-15 | 湘潭电机股份有限公司 | A kind of detection method of the resistance to pulling force of cable connector |
| CN206683958U (en) * | 2017-03-08 | 2017-11-28 | 广东五羊实业发展有限公司 | A kind of cable tension detection device |
| CN207991735U (en) * | 2018-04-02 | 2018-10-19 | 福建工程学院 | A kind of compacting end carrying stretching force detecting apparatus |
-
2018
- 2018-04-02 CN CN201810284781.XA patent/CN108548628B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60154131A (en) * | 1984-01-25 | 1985-08-13 | Nippon Kokan Kk <Nkk> | Measuring device for azimuth angle and tensile force of mooring rope |
| CS250496B1 (en) * | 1985-12-21 | 1987-04-16 | Bohdan Bielecki | Ropes' in situ pull digital measuring connection |
| CN103528742A (en) * | 2013-09-30 | 2014-01-22 | 无锡市神力通信工程有限公司 | Cable pulling head tension monitoring method |
| CN205027604U (en) * | 2015-05-25 | 2016-02-10 | 新昌县开源汽车轴承有限公司 | Novel sensor die pull is measured device |
| CN106501643A (en) * | 2016-10-21 | 2017-03-15 | 湘潭电机股份有限公司 | A kind of detection method of the resistance to pulling force of cable connector |
| CN206683958U (en) * | 2017-03-08 | 2017-11-28 | 广东五羊实业发展有限公司 | A kind of cable tension detection device |
| CN207991735U (en) * | 2018-04-02 | 2018-10-19 | 福建工程学院 | A kind of compacting end carrying stretching force detecting apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 贺良华主编: "《现代检测技术》", 华中科技大学出版社 * |
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| CN108548628B (en) | 2023-06-27 |
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