CN107860506A - A kind of spoke tension force measuring device - Google Patents
A kind of spoke tension force measuring device Download PDFInfo
- Publication number
- CN107860506A CN107860506A CN201711023155.7A CN201711023155A CN107860506A CN 107860506 A CN107860506 A CN 107860506A CN 201711023155 A CN201711023155 A CN 201711023155A CN 107860506 A CN107860506 A CN 107860506A
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- China
- Prior art keywords
- spoke
- crossbeam
- tension force
- counterweight
- measuring device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention discloses a kind of spoke tension force measuring device, and it belongs to detection technique field, including frame, crossbeam, scale pan, counterweight and spoke, and frame includes the support shaft for two support columns of support column and connection that two parallel intervals are set；Crossbeam is rotatablely connected with support shaft；Scale pan is located at the side of support shaft and is mounted on one end of crossbeam, for placing counterweight；Counterweight is located at the opposite side of support shaft and is connected to the other end of crossbeam, and the distance between end of counterweight and crossbeam is adjustable；Spoke is located at the homonymy of support shaft with counterweight, and one end of spoke is connected with crossbeam, and the other end of spoke is fixed by fixture.Before spoke is installed, beam balance is adjusted by counterweight according to lever principle；After spoke is installed, beam balance is adjusted by adjusting the gross weight of counterweight, the actual value for the tension force that spoke is subject to is obtained through conversion, detecting spoke by tensiometer obtains the measured value of tension force, and tensiometer is adjusted with reference to actual value.
Description
Technical field
The present invention relates to detection technique field, more particularly to a kind of spoke tension force measuring device.
Background technology
Bicycle is a kind of common vehicles, is liked the advantages that because of its convenience, low-carbon, environmental protection and by numerous crowds
Love.The wheel system of bicycle is part important in bicycle, is made up of parts such as flower-drum, spoke, rim, tires,
Spoke is fixed between flower-drum and rim, is important transmission parts.
Loaded onto between flower-drum and rim after spoke, it is necessary to detect the tension force of every spoke by tensiometer to adjust spoke
Elasticity, so as to adjust the circularity of rim.Tensiometer, it is necessary to calibrated, i.e., detects, really before dispatching from the factory to tensiometer
Protect the precision of detection.
Existing tension force measuring device, typically corresponding spoke is arranged on electronic tensile machine, used
Tensile testing machine carries out stretching and simulates corresponding spoke tension force, but uses the way of tensile testing machine simulation spoke tension force,
Power is not sufficiently stable, and pulling force fixture does not apply to spoke tension force yet, influences measurement result.
The content of the invention
It is an object of the invention to provide a kind of spoke tension force measuring device, to solve tension force present in prior art
The technical problem that tension force is unstable when instrument detects, pulling force fixture is inapplicable, measurement result is inaccurate.
As above conceive, the technical solution adopted in the present invention is：
A kind of spoke tension force measuring device, including：
Frame, include the support shaft of two support columns of support column and connection of two parallel intervals settings；
Crossbeam, it is rotatablely connected with the support shaft；
Scale pan, positioned at the side of the support shaft and one end of the crossbeam is mounted on, for placing counterweight；
Counterweight, positioned at the support shaft opposite side and be connected to the other end of the crossbeam, the counterweight and institute
It is adjustable to state the distance between end of crossbeam；
Spoke, the homonymy of the support shaft is located at the counterweight, one end of the spoke is connected with the crossbeam, institute
The other end for stating spoke is fixed by fixture.
Wherein, one end of the crossbeam is rotatably connected to the first hook, and the scale pan is hung by steel cable and described first
Hook connects.
Wherein, mounting hole is offered on the crossbeam, first hook is detachably connected by bearing pin with the mounting hole
Connect.
Wherein, uniform intervals offer several mounting holes on the crossbeam, for adjusting first hook
Position.
Wherein, the other end of the crossbeam is rotatably connected to the second hook, and described screwed one end of spoke passes through spiral shell
Cap is fixedly connected with the described second hook.
Wherein, the fixture includes support, the rotating disk being connected with the holder pivots and for driving the support to move
Leading screw, the one end of the spoke with elbow is through the positioning hole on the rotating disk.
Wherein, circumferentially uniform intervals offer several positioning holes on the rotating disk.
Wherein, the counterweight is connected by screw rod with the crossbeam, and one end of the screw rod is fixed with the crossbeam, institute
State counterweight to be bolted on the screw rod, the end of the counterweight and the crossbeam can be adjusted by rotating the counterweight
The distance between.
Wherein, the frame also includes bottom plate, and two support columns are arranged on the bottom plate.
Wherein, the crossbeam upper end is provided with horizon detector, for detecting the levelness of the crossbeam.
Spoke tension force measuring device proposed by the present invention, including frame, crossbeam, scale pan, counterweight and spoke, frame
The support shaft of two support columns of support column and connection set including two parallel intervals；Crossbeam is rotatablely connected with support shaft；Weight
Code-disc is located at the side of support shaft and is mounted on one end of crossbeam, for placing counterweight；Counterweight is located at the opposite side of support shaft
And the other end of crossbeam is connected to, the distance between end of counterweight and crossbeam is adjustable；Spoke is with counterweight positioned at support
The homonymy of axle, one end of spoke are connected with crossbeam, and the other end of spoke is fixed by fixture.Before spoke is installed, by positioned at
The scale pan and counterweight at crossbeam both ends adjust beam balance, and the balance of crossbeam meets lever principle；After spoke is installed, pass through
The gross weight for adjusting counterweight adjusts beam balance, obtains the actual value for the tension force that spoke is subject to through conversion, is examined by tensiometer
Survey spoke and obtain the measured value of tension force, tensiometer is adjusted with reference to actual value, according to repeated detection data to tensiometer school
It is accurate；It is easy to operate, security is good, maintenance cost is low, using the detection means calibrate tensiometer, error is small, range is big, precision
It is high.
Brief description of the drawings
Fig. 1 is the front view of spoke tension force measuring device provided by the invention；
Fig. 2 is the side view of spoke tension force measuring device provided by the invention；
Fig. 3 is the top view of spoke tension force measuring device provided by the invention.
In figure：
11st, crossbeam；12nd, scale pan；13rd, counterweight；14th, spoke；15th, counterweight；16th, fixture；17th, the first hook；18th,
Two hooks；19th, screw rod；20th, horizon detector；
101st, support column；102nd, support shaft；103rd, bottom plate；
111st, mounting hole；
161st, support；162nd, rotating disk；163rd, leading screw；1621st, positioning hole.
Embodiment
Below in conjunction with the accompanying drawings technical scheme is further illustrated with embodiment.It is understood that this place
The specific embodiment of description is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to
It is easy to describe, part related to the present invention is illustrate only in accompanying drawing and not all.
Referring to Fig. 1 to Fig. 3, the embodiment of the present invention provides a kind of spoke tension force measuring device, is for detecting tensiometer
It is no accurate, in order to be adjusted immediately to tensiometer, ensure that measurement is accurate.Detection means includes frame, crossbeam 11, scale pan
12nd, counterweight 13 and spoke 14, describe in detail one by one below.
Frame includes the support shaft 102 for two support columns 101 of support column 101 and connection that two parallel intervals are set, branch
The upper end of dagger 101 is provided with bearing, and the both ends of support shaft 102 are fixedly connected with bearing；Two support columns 101 are arranged at bottom plate
On 103, the lower end of support column 101 is fixedly connected with bottom plate 103.
Crossbeam 11 is rotatablely connected with support shaft 102, the beam body of crossbeam 11 be sheathed in support shaft 102 and with support shaft 102
Rotation connection；One end of crossbeam 11 is rotatably connected to the first hook 17, and the other end of crossbeam 11 is rotatably connected to the second hook 18；
Mounting hole 111 is offered on crossbeam 11, the first hook 17 and the second hook 18 are detachably connected by bearing pin and mounting hole 111
Connect.Uniform intervals offer several mounting holes 111 on crossbeam 11, for adjusting the position of the first hook 17 and the second hook 18
Put.
Scale pan 12 is located at the side of support shaft 102 and is mounted on one end of crossbeam 11, for placing counterweight 15, scale pan
12 are connected by steel cable with the first hook 17.
Counterweight 13 is located at the opposite side of support shaft 102 and is connected to the other end of crossbeam 11, counterweight 13 and crossbeam 11
The distance between end it is adjustable；Counterweight 13 is connected by screw rod 19 with crossbeam 11, and one end of screw rod 19 and crossbeam 11 are solid
Fixed, counterweight 13 is bolted on screw rod 19, can be between adjustment hammer 13 and the end of crossbeam 11 by rotating counterweight 13
Distance.Certainly, counterweight 13 can also have plurality of specifications, according to the different counterweights 13 for needing to install different weight.
Spoke 14 is located at the homonymy of support shaft 102 with counterweight 13, and one end of spoke 14 is connected with crossbeam 11, spoke 14
The other end is fixed by fixture 16.14 screwed one end of spoke is fixedly connected by nut with the second hook 18, spoke 14
Tightening nuts after through the through hole on the second hook 18；Fixture 16 includes support 161, the rotating disk 162 being rotatablely connected with support 161
With the leading screw 163 moved for driving arm 161, the one end of spoke 14 with elbow passes through the positioning hole 1621 on rotating disk 162.
Positioning to spoke 14 takes full advantage of spoke 14 feature of itself, saves cost, easy installation and removal.
Circumferentially uniform intervals offer several positioning holes 1621 on rotating disk 162, and the diameter of positioning hole 1621 can
It is configured according to being actually needed, in order to the spoke 14 of fixed different-diameter.When changing the spoke 14 of different-diameter, pass through
Rotary turnplate 162 selects positioning hole 1621 corresponding with corresponding spoke 14.Therefore, can be coordinated according to the spoke 14 of different model
Different positioning holes 1621, rotating disk can adjust about 162 according to the spoke 14 of different length.
In addition, the upper end of crossbeam 11 is provided with horizon detector 20, for detecting the levelness of crossbeam 11.It is horizontal by observing
Detector 20 would know that whether crossbeam 11 is adjusted to level, ensure that measurement is accurate.
Before spoke 14 is installed, it is flat that crossbeam 11 is adjusted by the scale pan 12 positioned at the both ends of crossbeam 11 and counterweight 13
Weighing apparatus, the balance of crossbeam 11 meet lever principle；After spoke 14 is installed, it is flat to adjust crossbeam 11 by adjusting the gross weight of counterweight 15
Weighing apparatus, the actual value for the tension force that spoke 14 is subject to is obtained through conversion, detecting spoke 14 by tensiometer obtains the measured value of tension force, joins
Examine actual value to be adjusted tensiometer, tensiometer is calibrated according to repeated detection data；It is easy to operate, security is good, safeguard
Cost is low, calibrates tensiometer using the detection means, error is small, range is big, precision is high.
In the present embodiment, the operation principle of the tension force measuring device of spoke 14 is by measuring the cross force of spoke 14 come really
The tension force that spoke 14 is subject to is determined, according to lever principle, lever ratio 1：10, precision 1/1000, horizon detector 20 is one
Individual scale division value be 0.02mm/m spirit level, counterweight 13 be in order to during zero load adjust balance, adjustment height be in order to load after
Balanced adjustment, the class of accuracy of counterweight 15 are ± 1/1000, be made up ofs one group of 100N, 50N, 20N × 2,10N, test specimen selection
The spoke of the models such as a diameter of 10,13,14,15 (G) of bicycle use, and spoke is straight to deform.
Therefore the detection means for the simulation spoke tension force that the present embodiment provides, using counterweight 15, the dead weight of itself passes through lever
Principle reappears the tension force of spoke 14, and designs corresponding fixture 16, the simulation spoke tension force that can stablize, realizes to spoke tension force
The checking function of instrument.
Embodiment of above is to elaborate the general principle and characteristic of the present invention, and the present invention is not limited by above-mentioned embodiment
System, without departing from the spirit and scope of the present invention, the present invention also have various change and change, and these changes and modifications are all
Fall into scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (10)
- A kind of 1. spoke tension force measuring device, it is characterised in that including：Frame, include the support shaft of two support columns (101) of support column (101) and connection of two parallel intervals settings (102)；Crossbeam (11), it is rotatablely connected with the support shaft (102)；Scale pan (12), positioned at the side of the support shaft (102) and one end of the crossbeam (11) is mounted on, for placing weight Code (15)；Counterweight (13), positioned at the support shaft (102) opposite side and be connected to the other end of the crossbeam (11), it is described flat Weighing apparatus hammer (13) and the distance between the end of the crossbeam (11) are adjustable；Spoke (14), the homonymy of the support shaft (102), one end of the spoke (14) and institute are located at the counterweight (13) Crossbeam (11) connection is stated, the other end of the spoke (14) is fixed by fixture (16).
- 2. spoke tension force measuring device according to claim 1, it is characterised in that one end of the crossbeam (11) rotates The first hook (17) is connected with, the scale pan (12) is connected by steel cable with the described first hook (17).
- 3. spoke tension force measuring device according to claim 2, it is characterised in that offer peace on the crossbeam (11) Fill hole (111), first hook (17) is detachably connected by bearing pin and the mounting hole (111).
- 4. spoke tension force measuring device according to claim 3, it is characterised in that uniform intervals on the crossbeam (11) Several mounting holes (111) are offered, for adjusting the position of first hook (17).
- 5. spoke tension force measuring device according to claim 2, it is characterised in that the other end of the crossbeam (11) turns Dynamic to be connected with the second hook (18), the screwed one end of the spoke (14) is fixed by nut and the described second hook (18) Connection.
- 6. spoke tension force measuring device according to claim 5, it is characterised in that the fixture (16) includes support (161), with the rotating disk (162) of the support (161) rotation connection and for driving the mobile leading screw of the support (161) (163), the one end of the spoke (14) with elbow passes through the positioning hole (1621) on the rotating disk (162).
- 7. spoke tension force measuring device according to claim 6, it is characterised in that on the rotating disk (162) circumferentially Uniform intervals offer several positioning holes (1621).
- 8. spoke tension force measuring device according to claim 1, it is characterised in that the counterweight (13) passes through screw rod (19) it is connected with the crossbeam (11), one end of the screw rod (19) and the crossbeam (11) are fixed, counterweight (13) spiral shell It is connected on the screw rod (19), the counterweight (13) and the crossbeam (11) can be adjusted by rotating the counterweight (13) The distance between end.
- 9. the spoke tension force measuring device according to claim any one of 1-8, it is characterised in that the frame also includes Bottom plate (103), two support columns (101) are arranged on the bottom plate (103).
- 10. the spoke tension force measuring device according to claim any one of 1-8, it is characterised in that the crossbeam (11) Upper end is provided with horizon detector (20), for detecting the levelness of the crossbeam (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711023155.7A CN107860506A (en) | 2017-10-27 | 2017-10-27 | A kind of spoke tension force measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711023155.7A CN107860506A (en) | 2017-10-27 | 2017-10-27 | A kind of spoke tension force measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107860506A true CN107860506A (en) | 2018-03-30 |
Family
ID=61696889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711023155.7A Pending CN107860506A (en) | 2017-10-27 | 2017-10-27 | A kind of spoke tension force measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107860506A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864838A (en) * | 2019-12-24 | 2020-03-06 | 上海信耀电子有限公司 | Detection device for detecting push-pull force of AFS actuator |
| CN111289237A (en) * | 2020-03-31 | 2020-06-16 | 昆山顺扬工业成套设备有限公司 | Pressure cooker strength testing device |
| CN111531074A (en) * | 2020-05-22 | 2020-08-14 | 厦门鸿基伟业复材科技有限公司 | Spoke pretensioning machine |
| CN113959550A (en) * | 2021-09-28 | 2022-01-21 | 无锡市检验检测认证研究院 | Unequal-arm balance loading unit, weighbridge calibrating device and weighbridge calibrating method |
| CN116499639A (en) * | 2023-06-29 | 2023-07-28 | 钛玛科（北京）工业科技有限公司 | Tension detection tool |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864838A (en) * | 2019-12-24 | 2020-03-06 | 上海信耀电子有限公司 | Detection device for detecting push-pull force of AFS actuator |
| CN111289237A (en) * | 2020-03-31 | 2020-06-16 | 昆山顺扬工业成套设备有限公司 | Pressure cooker strength testing device |
| CN111289237B (en) * | 2020-03-31 | 2021-10-15 | 昆山顺扬工业成套设备有限公司 | Pressure cooker strength testing device |
| CN111531074A (en) * | 2020-05-22 | 2020-08-14 | 厦门鸿基伟业复材科技有限公司 | Spoke pretensioning machine |
| CN111531074B (en) * | 2020-05-22 | 2024-09-17 | 厦门鸿基伟业复材科技有限公司 | Spoke pretensioner |
| CN113959550A (en) * | 2021-09-28 | 2022-01-21 | 无锡市检验检测认证研究院 | Unequal-arm balance loading unit, weighbridge calibrating device and weighbridge calibrating method |
| CN116499639A (en) * | 2023-06-29 | 2023-07-28 | 钛玛科（北京）工业科技有限公司 | Tension detection tool |
| CN116499639B (en) * | 2023-06-29 | 2023-11-21 | 钛玛科(江苏)工业科技有限公司 | Tension detection tool |
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Application publication date: 20180330 |