CN108303319A - The Young's modulus automatic testing equipment of harness - Google Patents
The Young's modulus automatic testing equipment of harness Download PDFInfo
- Publication number
- CN108303319A CN108303319A CN201810135827.1A CN201810135827A CN108303319A CN 108303319 A CN108303319 A CN 108303319A CN 201810135827 A CN201810135827 A CN 201810135827A CN 108303319 A CN108303319 A CN 108303319A
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- CN
- China
- Prior art keywords
- harness
- leading screw
- strutbeam
- pillar
- clamping unit
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
Abstract
The invention discloses the Young's modulus automatic testing equipments of harness, including axial tension mechanism and harness clamping device, the axial tension mechanism includes rack and the first leading screw, rack includes upper cover plate, upper cover plate bottom surface is equipped with first bearing holder and second bearing holder, first leading screw one end passes through first bearing holder, the other end and second bearing holder are affixed, the upper beam of first harness clamping unit of the harness clamping device and the upper beam of the second harness clamping unit are slidably connected with the first leading screw, second support is equipped between the first strutbeam and the second strutbeam of second harness clamping unit, the affixed pulling force sensor of second support.This device can be automatically performed the measurement of harness tensile elongation, the constant force consistent with setting value is provided, and harness can be clamped automatically and keep the chucking power of clamping harness consistent with setting value, the accuracy of Young's modulus parameter measurement, the degree of automation of equipment and working efficiency of harness can also be improved, it is simple in structure, it is easy to operate.
Description
Technical field
The present invention relates to the Young's modulus automatic testing equipments of harness performance test field, especially harness.
Background technology
With the development of intelligence manufacture industry, more and more devices and parts need to be controlled, these devices and zero
Component needs complicated harness network to be attached, and the harness in equipment is more and more intensive, more next to the reliability requirement of harness
It is higher so that harness industry continues to develop, to the bullet of the properties of harness test especially harness in the reliability of harness
The measurement of property modulus parameter is one of important link.
But in existing harness elasticity modulus parametric test equipment, survey line Shu Jinhang is mainly treated by counterweight and is drawn
It stretches, often plus after a counterweight lower end of harness to be measured will produce shaking, cause system because stress variation causes to observe data hair
Growth time minor change and then influence reading accuracy, because counterbalance mass is fixed, the harness stress to be measured in measurement process
It is intermittent, causes data that cannot continuously measure, is unfavorable for accurately measuring the Young's modulus of harness to be measured.In addition to this, line
The clamping device of beam needs manual hand manipulation that harness is clamped, and same model harness does not have the chucking power of unified quantization, may go out
The excessive too small situation of existing chucking power, excessive may be damaged to harness of chucking power cause measurement data not accurate enough, press from both sides
Harness, which has loosening, in the too small test process of holding force influences harness elasticity modulus parameter testing result accuracy, and in artificial clamping
Blanking carries out clamping inefficiency to harness.
In conclusion how to reduce extraneous human interference factor, it is to work as quick and precisely to measure harness Young's modulus parameter
Preceding urgent problem to be solved.
Invention content
Young's modulus to solve harness needs manually to add in a test device caused by counterweight stretches harness
Error in reading is excessive and the discontinuity of pulling force, harness gripping apparatus grips efficiency is low, the degree of automation is low and chucking power size not
One the problems such as, provides the Young's modulus automatic testing equipment of harness.This device can be automatically performed the survey of harness tensile elongation
Amount, provides the constant force consistent with setting value, and harness can be clamped automatically and make the chucking power and setting value one of clamping harness
It causes, moreover it is possible to improve the accuracy of Young's modulus parameter measurement, the degree of automation of equipment and working efficiency of harness, structure letter
It is single, it is easy to operate.
Realizing the technical solution of the object of the invention is：
The Young's modulus automatic testing equipment of harness, including
Axial tension mechanism, the axial tension mechanism include rack and the first leading screw, and rack includes upper cover plate and upper cover plate bottom
Face is equipped with the first pillar, the second pillar, third pillar and the 4th pillar with plane perpendicular, and arbitrary two pillar lower parts are connected with
First feed rod and the second feed rod, first the second feed rod of feed rod are equipped with first bearing in same level and parallel, upper cover plate bottom surface
Holder and second bearing holder, first leading screw one end pass through first bearing holder, and the other end and second bearing holder are affixed, with the
First pillar of the homonymy end of one feed rod and the second feed rod connection and the same side of the second pillar are equipped with the first stepping electricity
Machine, the first stepper motor are equipped with the first synchronizing wheel, and the first leading screw passes through one end of first bearing holder to be equipped with the second synchronizing wheel,
For first synchronizing wheel with the second synchronizing wheel by the first synchronous band connection, the second pillar is equipped with ultrasonic distance-measuring sensor；
Harness clamping device, the harness clamping device include the first harness clamping unit and the second harness clamping unit, first
Harness clamping unit includes parallel upper beam and bottom end rail, and vertical with upper beam first is equipped between upper beam and bottom end rail
Strutbeam and the second strutbeam are equipped with second leading screw parallel with the first strutbeam between the first strutbeam and the second strutbeam, the second leading screw
One end connects upper beam, and the other end passes through bottom end rail, is equipped between the second strutbeam and the second leading screw vertical with the second leading screw upper
Grip block and lower grip block, the first strutbeam and the same side wall of the second strutbeam are equipped with stepper motor frame, and stepper motor frame is simultaneously under
Crossbeam is affixed, and stepper motor frame is equipped with the second stepper motor, and the second stepper motor is equipped with third synchronizing wheel, and the second leading screw is worn
The one end for crossing bottom end rail is equipped with the 4th synchronizing wheel, and third synchronizing wheel passes through the second synchronous band connection, upper beam with the 4th synchronizing wheel
It is equipped with proximity sensor, the first strutbeam is equipped with photoelectric sensor, and bottom end rail is equipped with pressure sensor and connects with lower grip block
It connects, the structure of the second harness clamping unit is consistent with the first harness clamping unit structure；
The upper beam of first harness clamping unit and the upper beam of the second harness clamping unit are slidably connected with the first leading screw, and first
The bottom end rail of harness clamping unit and the bottom end rail of the second harness clamping unit are slidably connected with the first feed rod and the second feed rod, and
Second strutbeam of the first harness clamping unit is opposite with second the first strutbeam of harness clamping unit；
Be equipped with first support between third pillar and the 4th pillar, the first strutbeam and the second strutbeam of the second harness clamping unit it
Between be equipped with second support, pulling force sensor is connected between first support and second support.
Upper cover plate bottom surface is equipped with the first groove and the second groove, and the first groove and the second groove are located at first bearing holder two
Side, and it is parallel with the first leading screw, and dovetail-shape shape.
Upper beam is equipped with the first protrusion and the second protrusion, the first protrusion and the second dovetail-shape shape of protrusion, and first is convex
It rises and the second protrusion is adapted to the first groove and the second groove.
Upper beam is equipped with tapped through hole, and tapped through hole is adapted to the first leading screw.
First leading screw passes through one end of first bearing holder to be equipped with the first deep groove ball bearing, and the other end is equipped with the second deep-groove ball
Bearing, the first deep groove ball bearing are embedded in first bearing holder, and the second deep groove ball bearing is embedded in second bearing holder.
First pillar, the second pillar, third pillar and the 4th one end of pillar far from upper cover plate are cased with antiskid glue sleeve, make whole
A device is placed can be more steady.
The length of first leading screw is more than the length of upper cover plate long side.
First protrusion, the second protrusion, the first groove and the dovetail-shape shape of the second groove, can make the operation of harness clamping device more
Adding will not smoothly shake, and stable axial force can also be provided to pulling force sensor.
The advantageous effect of the technical program is：It can be automatically performed the measurement of harness tensile elongation, provided consistent with setting value
Constant force, and harness can be clamped automatically and keep the chucking power of clamping harness consistent with setting value, moreover it is possible to improve the poplar of harness
Accuracy, the degree of automation of equipment and the working efficiency of family name's modulus parameter measurement, it is simple in structure, it is easy to operate.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the structural schematic diagram of the first harness clamping unit；
Fig. 3 is the schematic diagram of upper cover plate；
Fig. 4 is pulling force sensor scheme of installation；
Fig. 5 is the schematic diagram of upper beam；
Fig. 6 is the schematic diagram of the first leading screw.
Specific implementation mode
Present disclosure is further elaborated with reference to embodiment and attached drawing, but is not the limit to the present invention
It is fixed.
Embodiment：
As shown in Figure 1, the Young's modulus automatic testing equipment of harness, including
Axial tension mechanism, the axial tension mechanism include rack and the first leading screw 11, and rack includes upper cover plate 10 and upper cover
10 bottom surface of plate is equipped with the first pillar 2, the second pillar 2-1, third pillar 2-2 and the 4th pillar 2-3 with plane perpendicular, and arbitrary two
Pillar lower part is connected with the first feed rod 31 and the second feed rod 31-1,31 second feed rod 31-1 of the first feed rod in same level and
Parallel, 10 bottom surface of upper cover plate is equipped with first bearing holder 9 and second bearing holder 25, and 11 one end of the first leading screw passes through first bearing
Holder 9, the other end and second bearing holder 25 are affixed, connect with the homonymy end of the first feed rod 31 and the second feed rod 31-1
The same side of one pillar 2 and the second pillar 2-1 are equipped with the first stepper motor 3, and the first stepper motor 3 is equipped with first and synchronizes
Wheel 4, the first leading screw 11 pass through one end of first bearing holder 9 to be equipped with the second synchronizing wheel 8, the first synchronizing wheel 4 and the second synchronizing wheel 8
It is connected by the first synchronous belt 5, the second pillar 2-1 is equipped with ultrasonic distance-measuring sensor 6；
Harness clamping device, the harness clamping device include the first harness clamping unit and the second harness clamping unit, such as Fig. 2
Shown, the first harness clamping unit includes parallel upper beam 17 and bottom end rail 39, is equipped between upper beam 17 and bottom end rail 39
First strutbeam 14 and second strutbeam 18 vertical with upper beam 17 is equipped with and first between first strutbeam 14 and the second strutbeam 18
One end of the second parallel leading screw 43 of beam 14, the second leading screw 43 connects upper beam 17, and the other end passes through bottom end rail 39, the second strutbeam
18 and second are equipped with the upper grip block 15 and lower grip block 41 vertical with the second leading screw 43 between leading screw 43, the first strutbeam 14 and the
Two strutbeams, 18 same side wall is equipped with stepper motor frame 40, stepper motor frame 40 while, stepper motor frame 40 affixed with bottom end rail 39
It is equipped with the second stepper motor 51, the second stepper motor 51 is equipped with third synchronizing wheel 45, and the second leading screw 43 passes through bottom end rail 39
One end be equipped with the 4th synchronizing wheel 42, third synchronizing wheel 45 and the 4th synchronizing wheel 42 connected by the second synchronous belt 44, upper beam
17 are equipped with proximity sensor 16, and the first strutbeam 14 is equipped with photoelectric sensor 13, and bottom end rail 39 is equipped with pressure sensor 38
It is connect with lower grip block 41, the structure of the second harness clamping unit is consistent with the first harness clamping unit structure；
The upper beam 17-1 and the first leading screw 11 of the upper beam 17 of first harness clamping unit and the second harness clamping unit are slided
Connection, the bottom end rail 39-1 and the first feed rod 31 of the bottom end rail 39 of the first harness clamping unit and the second harness clamping unit and the
Two feed rod 31-1 are slidably connected, and the second strutbeam 18 of the first harness clamping unit and second the first strutbeam of harness clamping unit
14-1 is opposite；
First support 27, the first strutbeam 14-1 of the second harness clamping unit are equipped between third pillar 2-2 and the 4th pillar 2-3
And second be equipped with second support 22 between strutbeam 18-1, as shown in figure 4, being connected with drawing between first support 27 and second support 22
Force snesor 23.
As shown in figure 3,10 bottom surface of upper cover plate is equipped with the first groove 10-1 and the second groove 10-2, the first groove 10-1 and the
Two groove 10-2 are located at 9 both sides of first bearing holder, and parallel with the first leading screw 11, and dovetail-shape shape.
As shown in figure 5, upper beam 17 is equipped with the first protrusion 17-1 and the second protrusion 17-2, the first protrusion 17-1 and second
The dovetail-shape shapes of raised 17-2, the first protrusion 17-1 and the second protrusion 17-2 and the first groove 10-1 and the second groove 10-2 are suitable
Match.
Upper beam 17 is equipped with tapped through hole 17-3, and tapped through hole 17-3 is adapted to the first leading screw 11.
As shown in fig. 6, the first leading screw 11 passes through one end of first bearing holder 9 to be equipped with the first deep groove ball bearing 24, it is another
End is equipped with the second deep groove ball bearing 24-1, and the first deep groove ball bearing 24 is embedded in first bearing holder 9, the second deep groove ball bearing
24-1 is embedded in second bearing holder 25.
First pillar 2, the second pillar 2-1, third pillar 2-2 and the 4th one end of pillar 2-3 far from upper cover plate 10 are cased with
Antiskid glue sleeve 1, so that whole device is placed can be more steady.
The length of first leading screw 11 is more than the length of 10 long side of upper cover plate.
First protrusion 17-1, the second protrusion 17-2, the first groove 10-1 and the second dovetail-shape shapes of groove 10-2, can make line
The operation of beam clamping device will not more smoothly shake, and stable axial force can also be provided to pulling force sensor 23.
Claims (7)
1. the Young's modulus automatic testing equipment of harness, which is characterized in that including
Axial tension mechanism, the axial tension mechanism include rack and the first leading screw, and rack includes upper cover plate and upper cover plate bottom
Face is equipped with the first pillar, the second pillar, third pillar and the 4th pillar with plane perpendicular, and arbitrary two pillar lower parts are connected with
First feed rod and the second feed rod, first the second feed rod of feed rod are equipped with first bearing in same level and parallel, upper cover plate bottom surface
Holder and second bearing holder, first leading screw one end pass through first bearing holder, and the other end and second bearing holder are affixed, with the
First pillar of the homonymy end of one feed rod and the second feed rod connection and the same side of the second pillar are equipped with the first stepping electricity
Machine, the first stepper motor are equipped with the first synchronizing wheel, and the first leading screw passes through one end of first bearing holder to be equipped with the second synchronizing wheel,
For first synchronizing wheel with the second synchronizing wheel by the first synchronous band connection, the second pillar is equipped with ultrasonic distance-measuring sensor；
Harness clamping device, the harness clamping device include the first harness clamping unit and the second harness clamping unit, first
Harness clamping unit includes parallel upper beam and bottom end rail, and vertical with upper beam first is equipped between upper beam and bottom end rail
Strutbeam and the second strutbeam are equipped with second leading screw parallel with the first strutbeam between the first strutbeam and the second strutbeam, the second leading screw
One end connects upper beam, and the other end passes through bottom end rail, is equipped between the second strutbeam and the second leading screw vertical with the second leading screw upper
Grip block and lower grip block, the first strutbeam and the same side wall of the second strutbeam are equipped with stepper motor frame, and stepper motor frame is simultaneously under
Crossbeam is affixed, and stepper motor frame is equipped with the second stepper motor, and the second stepper motor is equipped with third synchronizing wheel, and the second leading screw is worn
The one end for crossing bottom end rail is equipped with the 4th synchronizing wheel, and third synchronizing wheel passes through the second synchronous band connection, upper beam with the 4th synchronizing wheel
It is equipped with proximity sensor, the first strutbeam is equipped with photoelectric sensor, and bottom end rail is equipped with pressure sensor and connects with lower grip block
It connects, the structure of the second harness clamping unit is consistent with the first harness clamping unit structure；
The upper beam of first harness clamping unit and the upper beam of the second harness clamping unit are slidably connected with the first leading screw, and first
The bottom end rail of harness clamping unit and the bottom end rail of the second harness clamping unit are slidably connected with the first feed rod and the second feed rod, and
Second strutbeam of the first harness clamping unit is opposite with second the first strutbeam of harness clamping unit；
Be equipped with first support between third pillar and the 4th pillar, the first strutbeam and the second strutbeam of the second harness clamping unit it
Between be equipped with second support, pulling force sensor is connected between first support and second support.
2. automatic testing equipment as described in claim 1, which is characterized in that upper cover plate bottom surface is recessed equipped with the first groove and second
Slot, the first groove and the second groove are located at first bearing holder both sides, and parallel with the first leading screw, and dovetail-shape shape.
3. automatic testing equipment as described in claim 1, which is characterized in that upper beam is convex equipped with the first protrusion and second
It rises, the first protrusion and the second dovetail-shape shape of protrusion, the first protrusion and the second protrusion are adapted to the first groove and the second groove.
4. automatic testing equipment as described in claim 1, which is characterized in that upper beam be equipped with tapped through hole, tapped through hole with
First leading screw is adapted to.
5. automatic testing equipment as described in claim 1, which is characterized in that the first leading screw passes through one end of first bearing holder
Equipped with the first deep groove ball bearing, the other end is equipped with the second deep groove ball bearing, and the first deep groove ball bearing is embedded in first bearing holder,
Second deep groove ball bearing is embedded in second bearing holder.
6. automatic testing equipment as described in claim 1, which is characterized in that the first pillar, the second pillar, third pillar and
The one end of four pillars far from upper cover plate is cased with antiskid glue sleeve.
7. automatic testing equipment as described in claim 1, which is characterized in that the length of the first leading screw is more than upper cover plate long side
Length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135827.1A CN108303319B (en) | 2018-02-09 | 2018-02-09 | Young modulus automatic testing device for wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135827.1A CN108303319B (en) | 2018-02-09 | 2018-02-09 | Young modulus automatic testing device for wire harness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108303319A true CN108303319A (en) | 2018-07-20 |
| CN108303319B CN108303319B (en) | 2023-09-15 |
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ID=62865050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810135827.1A Active CN108303319B (en) | 2018-02-09 | 2018-02-09 | Young modulus automatic testing device for wire harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108303319B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918273A (en) * | 2018-08-23 | 2018-11-30 | 中国五冶集团有限公司 | Anti-float anchor rod anti-pulling test device |
| CN109612833A (en) * | 2019-01-28 | 2019-04-12 | 桂林电子科技大学 | The Young's modulus detection device of cable |
| CN112345363A (en) * | 2019-08-06 | 2021-02-09 | 明门(中国)幼童用品有限公司 | Cable performance measuring equipment |
| CN113175908A (en) * | 2021-05-27 | 2021-07-27 | 天津长荣科技集团股份有限公司 | Mask ear belt length detection device and qualification degree judgment method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918273A (en) * | 2018-08-23 | 2018-11-30 | 中国五冶集团有限公司 | Anti-float anchor rod anti-pulling test device |
| CN109612833A (en) * | 2019-01-28 | 2019-04-12 | 桂林电子科技大学 | The Young's modulus detection device of cable |
| CN109612833B (en) * | 2019-01-28 | 2024-01-05 | 桂林电子科技大学 | Young modulus detection device of cable |
| CN112345363A (en) * | 2019-08-06 | 2021-02-09 | 明门(中国)幼童用品有限公司 | Cable performance measuring equipment |
| CN112345363B (en) * | 2019-08-06 | 2023-12-19 | 明门(中国)幼童用品有限公司 | Cable performance measuring equipment |
| CN113175908A (en) * | 2021-05-27 | 2021-07-27 | 天津长荣科技集团股份有限公司 | Mask ear belt length detection device and qualification degree judgment method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108303319B (en) | 2023-09-15 |
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