CN205175844U - Overlap joint line pliability test device - Google Patents
Overlap joint line pliability test device Download PDFInfo
- Publication number
- CN205175844U CN205175844U CN201520996389.XU CN201520996389U CN205175844U CN 205175844 U CN205175844 U CN 205175844U CN 201520996389 U CN201520996389 U CN 201520996389U CN 205175844 U CN205175844 U CN 205175844U
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- overlap joint
- joint line
- coupling shaft
- eccentric
- unit
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Abstract
The utility model belongs to overlap joint line detection technique, concretely relates to overlap joint line pliability test device. The utility model discloses overlap joint line pliability test device includes servo drive unit (1), eccentric regulating unit (2), loading unit (3) and test platform (4). Servo drive unit (1) one end pass through the shaft coupling with the drive eccentric regulating unit (2) one end be connected, the other end of eccentric regulating unit (2) is connected with the one end of overlap joint line, it is continuous with the other end of overlap joint line that the flexible piece is passed through to loading unit (3) one end, servo drive unit (1), eccentric regulating unit (2) and loading unit (3) are fixed on test platform (4) along the axis in proper order. The utility model discloses an adjustable eccentric rotor plate structural style of servo motor driven can realize the flexibility test of the overlap joint line of multiple specification, and the device simple structure, installation and debugging are convenient.
Description
Technical field
The utility model belongs to overlap joint line detection technique, is specifically related to a kind of overlap joint line flexibility test device.
Background technology
Aircraft electrical bonding, between aircraft hardware and component, equipment, provide stable Low ESR electric path between annex and basic structure, is anti-lightning strike on aircraft, antistatic and one of the necessary technology measure of electromagnetic interference (EMI) etc.Overlap joint line is for the wire of aircraft bondiong, metal knitted line or sheet metal, and the overlap joint performance that overlap joint line is good is that aircraft equipment reduces electromagnetic interference (EMI), realizes the important guarantee of Electro Magnetic Compatibility.Overlap joint line performance issue and the overlap joint that causes is bad, not only can limit the performance of aircraft equipment combination property, also can bring out the hidden danger such as device damage, fire, directly affect flight safety.
Overlap joint line flexibility test is one of overlap joint line design test project.Traditional overlap joint line flexibility test, adopts artificial or semi-artificial mode to carry out, and in process of the test, the test parameters such as circular motion angle and loading force is difficult to ensure, and test is wasted time and energy, and is difficult to realize test in enormous quantities.
Utility model content:
The purpose of this utility model is: provide a kind of can realization to carry out flexibility test to various criterion and specification overlap joint line, effectively improve the overlap joint line flexibility test device of test figure confidence level and test efficiency.
The technical solution of the utility model is: a kind of overlap joint line flexibility test device, it comprises servo drive unit 1, eccentric adjusting unit 2, loading unit 3 and test platform 4, described servo drive unit 1, eccentric adjusting unit 2 and loading unit 3 are fixed on test platform 4 along axis successively, and servo drive unit 1 one end is connected with driving one end of eccentric adjusting unit 2 by shaft coupling; The other end of eccentric adjusting unit 2 is connected with one end of overlap joint line; Loading unit 3 one end is connected by the other end of flexible piece with overlap joint line; Described flexible piece 23 is stay cord or bracing wire.
Described servo drive unit 1 comprises servomotor pedestal 8, motor mounting plate 6, servomotor 5, driver 25 and shaft coupling 7, described servomotor pedestal 8 is fixed on test platform 4, motor mounting plate 6 is bolted on servomotor pedestal 8, servomotor 5 is bolted on motor mounting plate 6, one end of servomotor 5 is connected by key one end with shaft coupling 7, driver 25 is connected with servomotor 5 with power lead by signal wire, realizes the control to motor output speeds.
Described eccentric adjusting unit comprises transmission component and eccentric adjusting assembly, and described transmission component is fixed on test platform 4, and one end of transmission component is bolted on the fixing eccentric rotating disk 13 of eccentric adjusting assembly.
Described transmission component is used for realizing transmission, comprise coupling shaft 10, connection bearing 11, coupling shaft bearing 12 and connection bearing end cap 9, coupling shaft bearing 12 is fixed on test platform 4, coupling shaft 10 is arranged in coupling shaft bearing 12 by connection bearing 11, one end of coupling shaft 10 is connected with the shaft coupling 7 of servo drive unit 1, the other end of coupling shaft 10 is connected with eccentric adjusting assembly, and connection bearing end cap 9 is arranged in coupling shaft bearing 12 and is fixedly connected with bearing 11 outer ring.
Described eccentric adjusting assembly is for realizing the adjustment of eccentric angle, comprise fixing eccentric disc 13, adjustable offset cartridge 14, overlap joint line coupling shaft 18, overlap joint line connection bearing 16 and overlap joint line coupling shaft bearing 15, fixing eccentric disc 13 is bolted on coupling shaft 10, adjustable offset cartridge 14 is bolted in the regulating tank of fixing eccentric disc 13, overlap joint line coupling shaft 18 one end is fixed on overlap joint line coupling shaft bearing 15 by overlap joint line connection bearing 16, and the other end of overlap joint line coupling shaft 18 is connected by bolt one end with overlap joint line.
Described loading unit 3 comprises guiding installing plate 19, mounting seat 20, rotating shaft 21, rotating shaft supporting seat 22, flexible piece 23 and counterweight 24, wherein, mounting seat 20 is fixed on test platform 4, guiding installing plate 19 is fixed on one end of mounting seat 20, rotating shaft 21 is fixed on the other end of mounting seat 20 by rotating shaft supporting seat 22, one end of flexible piece 23 is connected with the overlap joint line one end through installing plate 19 gathering sill that leads by rotating shaft 21 outer ring, and the other end of flexible piece 23 is connected with counterweight 24
Described test platform 4 is plate-like rectangular steel construction pieces, for realizing the fixing of servo drive unit 1, eccentric adjusting unit 2 and loading unit 3.
The beneficial effects of the utility model are: the utility model adopts the adjustable eccentric turntable structure form of driven by servomotor, the flexibility test of the overlap joint line of plurality of specifications can be realized, this apparatus structure is simple, installation and adjustment convenient, and compared with traditional scheme, its advantage is as follows:
The utility model version is simple, and Installation and Debugging are convenient; Employing Modular Flexible designs, and adopts a set of equipment can realize the flexibility test of the overlap joint line of various criterion specification.
The utility model controls owing to adopting servomotor to realize rotating speed, adopts counterweight to realize accurately loading, adopting adjustable offset cartridge to realize the accurate adjustment of angle, greatly can improve the precision of flexibility test and the confidence level of test findings.
The utility model adopts automation equipment to carry out flexibility test, reduces test human cost to a great extent, improves test efficiency.
Accompanying drawing explanation
Fig. 1 is typical scheme of installation of the present utility model;
Fig. 2 is servo drive unit structural drawing;
Fig. 3 is eccentric adjusting cellular construction figure;
Fig. 4 is transmission component structural drawing;
Fig. 5 is transmission component diagrammatic cross-section;
Fig. 6 is eccentric adjusting assembly assumption diagram;
Fig. 7 is loading unit structural drawing;
Fig. 8 is flexibility test device experiment schematic diagram;
Reference numeral:
1, servo drive unit 2, eccentric adjusting unit 3, loading unit
4, test platform 5, servomotor 6, motor mounting plate
7, shaft coupling 8, servomotor pedestal 9, connection bearing end cap
10, coupling shaft 11, connection bearing 12, coupling shaft bearing
13, fixing eccentric disc 14, adjustable offset cartridge 15, overlap joint line coupling shaft bearing
16, line connection bearing 17, overlap joint line 18, overlap joint line coupling shaft is overlapped
19, guiding installing plate 20, mounting seat 21, rotating shaft
22, rotating shaft supporting seat 23, stay cord 24, counterweight
25, driver.
Embodiment
Below by embodiment, the utility model is described further:
The utility model overlap joint line flexibility test device is made up of servo drive unit 1, eccentric adjusting unit 2, loading unit 3 and test platform 4, and mounting structure schematic diagram as shown in Figure 1.Wherein, servo drive unit 1 drives eccentric adjusting unit 2 to rotate and is connected with one end of overlap joint line 17, and eccentric adjusting unit 2 regulates test eccentric angle, and the stay cord 23 of loading unit 3 is connected with the other end of overlap joint line 17, and loads overlap joint line 17 orientation.
As shown in Figure 2 and Figure 8, servo drive unit 1 comprises servomotor 5, driver 25, motor mounting plate 6, shaft coupling 7 and servomotor pedestal 8.Servomotor pedestal 8 is fixed on test platform 4, motor mounting plate 6 is bolted on servomotor pedestal 8, servomotor 5 is bolted on motor mounting plate 6, one end of servomotor 5 is connected by key one end with shaft coupling 7, and driver 25 is connected with servomotor 5 with power lead by signal wire.This servo drive unit is regulated servomotor output speed by driver, can meet the rotation speed requirements of the overlap joint line flexibility test to various criterion and specification.
As shown in Figure 3, eccentric adjusting unit 2 comprises transmission component and eccentric adjusting assembly.Transmission component is fixed on test platform 4, and one end of transmission component is bolted on the fixing eccentric rotating disk 13 of eccentric adjusting assembly.
As shown in Figure 4 and Figure 5, transmission component comprises coupling shaft 10, connection bearing 11, coupling shaft bearing 12 and connection bearing end cap 9.Coupling shaft bearing 12 is fixed on test platform 4, coupling shaft 10 is arranged in coupling shaft bearing 12 by connection bearing 11, one end of coupling shaft 10 is connected with the shaft coupling 7 of servo drive unit, the other end of coupling shaft 10 is connected with the fixing eccentric disc 13 of eccentric adjusting assembly, and connection bearing end cap 9 is arranged in coupling shaft bearing 12.Thus the reliable connection that can realize eccentric adjusting assembly and rotation control.
As shown in Figure 6, eccentric adjusting assembly comprises fixing eccentric disc 13, adjustable offset cartridge 14, overlap joint line coupling shaft 18, overlap joint line connection bearing 16 and overlap joint line coupling shaft bearing 15.Fixing eccentric disc 13 is bolted on coupling shaft 10.Adjustable offset cartridge 14 is bolted in the regulating tank of fixing eccentric disc 13, thus can realize the adjustment of the overlap joint thread test setting angle to various criterion and specification.
Overlap joint line coupling shaft 18 one end is fixed on overlap joint line coupling shaft bearing 15 by overlap joint line connection bearing 16, and the other end of overlap joint line coupling shaft 18 is connected by bolt one end with overlap joint line 17.Thus can avoid overlapping line rotation when eccentric state, realize the reliable connection of overlap joint line one end under the state without torsion.
As shown in Figure 7, loading unit 3 comprises guiding installing plate 19, mounting seat 20, rotating shaft 21, rotating shaft supporting seat 22, stay cord 23 and counterweight 24.Mounting seat 20 is fixed on test platform 4, guiding installing plate 19 is fixed on one end of mounting seat 20, rotating shaft 21 is fixed on the other end of mounting seat 20 by rotating shaft supporting seat 22, one end of stay cord 23 is connected with overlap joint line 17 one end through installing plate 19 gathering sill that leads by rotating shaft 21 outer ring, the other end of stay cord 23 is connected with counterweight 24, thus can realize loading along fixed-direction one end of overlap joint line, avoid in loading procedure, overlapping line and rock.
The course of work of this overlap joint line flexibility test device is:
1, debugging test platform:
According to the testing standard of overlap joint line sample to be measured, debugging overlap joint line flexibility test device, ensures to treat that sample circumference movement angle and loading force meet testing standard requirement.
2, start to set test condition:
According to testing sample standard-required, servomotor movement velocity and number of revolutions are set.
3, test is started:
Check test device, and guarantee that testing sample installation starts test after errorless, stop testing after the number of times of regulation, check testing sample state.
This overlap joint line flexibility test device adopts the rotation that speed is adjustable, the controllable servomotor unit 1 of number of revolutions realizes overlapping line flexibility test to control, the rotation speed requirements of the overlap joint line flexibility test of various criterion and specification can be met, achieve the robotization of overlap joint line flexibility test, improve test efficiency.Adopt the eccentric adjusting unit 2 of band adjustable offset cartridge 14, can realize, to the accurate adjustment to overlap joint line flexibility test angle, improve the accuracy of test.The loading unit 3 with guiding installing plate 19 and counterweight 24 is adopted to realize, to the accurate loading of the fixed-direction overlapping line one end, greatly improving the precision of flexibility test and the confidence level of test findings compared with classic method.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present utility model is described and adopts, but the utility model is not limited thereto.For those skilled in the art, when not departing from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement are also considered as protection domain of the present utility model.
Claims (7)
1. an overlap joint line flexibility test device, it is characterized in that: comprise servo drive unit (1), eccentric adjusting unit (2), loading unit (3) and test platform (4), described servo drive unit (1), eccentric adjusting unit (2) and loading unit (3) are fixed on test platform (4) along axis successively, and servo drive unit (1) one end is connected with driving one end of eccentric adjusting unit (2) by shaft coupling; The other end of eccentric adjusting unit (2) is connected with one end of overlap joint line; Loading unit (3) one end is connected by the other end of flexible piece with overlap joint line; Described flexible piece (23) is stay cord or bracing wire.
2. overlap joint line flexibility test device according to claim 1, it is characterized in that: described servo drive unit (1) comprises servomotor pedestal (8), motor mounting plate (6), servomotor (5), driver (25) and shaft coupling (10), described servomotor pedestal (8) is fixed on test platform (4), motor mounting plate (6) is bolted on servomotor pedestal (8), servomotor (5) is bolted on motor mounting plate (6), one end of servomotor (5) is connected by key one end with shaft coupling (10), driver (25) is connected with servomotor (5) with power lead by signal wire, realize the control to motor output speeds.
3. overlap joint line flexibility test device according to claim 2, it is characterized in that: described eccentric adjusting unit (2) comprises transmission component and eccentric adjusting assembly, described transmission component is fixed on test platform (4), and one end of transmission component is bolted on the fixing eccentric rotating disk (13) of eccentric adjusting assembly.
4. overlap joint line flexibility test device according to claim 3, it is characterized in that: described transmission component is used for realizing transmission, comprise coupling shaft (10), connection bearing (11), coupling shaft bearing (12) and connection bearing end cap (9), coupling shaft bearing (12) is fixed on test platform (4), coupling shaft (10) is arranged in coupling shaft bearing (12) by connection bearing (11), one end of coupling shaft (10) is connected with the shaft coupling (10) of servo drive unit (1), the other end of coupling shaft (10) is connected with eccentric adjusting assembly, connection bearing end cap (9) is arranged in coupling shaft bearing (12) and is fixedly connected with bearing (11) outer ring.
5. overlap joint line flexibility test device according to claim 4, it is characterized in that: described eccentric adjusting assembly is for realizing the adjustment of eccentric angle, comprise fixing eccentric disc (13), adjustable offset cartridge (14), overlap joint line coupling shaft (18), overlap joint line connection bearing (16) and overlap joint line coupling shaft bearing (15), fixing eccentric disc (13) is bolted on coupling shaft (10), adjustable offset cartridge (14) is bolted in the regulating tank of fixing eccentric disc (13), overlap joint line coupling shaft (18) one end is fixed on overlap joint line coupling shaft bearing (15) by overlap joint line connection bearing (16), the other end of overlap joint line coupling shaft (18) is connected by bolt one end with overlap joint line.
6. overlap joint line flexibility test device according to claim 5, it is characterized in that: described loading unit (3) comprises guiding installing plate (19), mounting seat (20), rotating shaft (21), rotating shaft supporting seat (22), flexible piece (23) and counterweight (24), wherein, mounting seat (20) is fixed on test platform (4), guiding installing plate (19) is fixed on one end of mounting seat (20), rotating shaft is fixed on the other end of mounting seat (20) by rotating shaft supporting seat (22), one end of flexible piece (23) is connected with the overlap joint line one end through installing plate (19) gathering sill that leads by rotating shaft (21) outer ring, the other end of flexible piece is connected with counterweight (24).
7. overlap joint line flexibility test device according to claim 6, it is characterized in that: described test platform (4) is plate-like rectangular steel construction piece, for realizing the fixing of servo drive unit (1), eccentric adjusting unit (2) and loading unit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520996389.XU CN205175844U (en) | 2015-12-03 | 2015-12-03 | Overlap joint line pliability test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520996389.XU CN205175844U (en) | 2015-12-03 | 2015-12-03 | Overlap joint line pliability test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205175844U true CN205175844U (en) | 2016-04-20 |
Family
ID=55739822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520996389.XU Active CN205175844U (en) | 2015-12-03 | 2015-12-03 | Overlap joint line pliability test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205175844U (en) |
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2015
- 2015-12-03 CN CN201520996389.XU patent/CN205175844U/en active Active
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| GR01 | Patent grant |