CN112798258A - Automatic testing device for single-side opening of busbar - Google Patents
Automatic testing device for single-side opening of busbar Download PDFInfo
- Publication number
- CN112798258A CN112798258A CN202110154651.6A CN202110154651A CN112798258A CN 112798258 A CN112798258 A CN 112798258A CN 202110154651 A CN202110154651 A CN 202110154651A CN 112798258 A CN112798258 A CN 112798258A
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- CN
- China
- Prior art keywords
- bus bar
- clamping
- clamping piece
- automatic testing
- busbar
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- Pending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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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
- G01N3/02—Details
- G01N3/04—Chucks
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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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an automatic testing device for single-side opening of a busbar, which comprises a base, wherein a clamping seat for fixing the busbar is arranged on the base, the automatic testing device also comprises a clamping piece capable of clamping and connecting a single-side plate of the busbar, a reciprocating driving device connected with the clamping piece is arranged on the base, and the reciprocating driving device can drive the clamping piece to drive the single-side plate of the busbar to reciprocate; the device has very big promotion the unilateral experimental efficiency and the degree of accuracy of opening of busbar, has stopped deviation and the discontinuous condition that artificial loading produced, has ensured the reliable of the quality control of busbar in the aspect of clamping capacity.
Description
Technical Field
The invention relates to a busbar detection device for an electrified railway, in particular to a busbar unilateral elastic fatigue resistance detection device.
Background
The overhead rigid suspension bus bar system is an urban rail transit power supply mode in which a contact line is clamped in a bus bar, and a locomotive draws current from the top of a rail through a pantograph. The bus bar is a main power supply device and a forming part of an overhead rigid suspension bus bar system, the quality of the bus bar directly influences the safety and stability of the system, the clamping capacity of a clamping opening is one of the main performances of the bus bar and directly influences the installation and clamping capacity of the bus bar on a contact line, and a dovetail groove single-side opening test item is the only important test item for testing the clamping capacity of the bus bar specified in the current standard TB/T3252-2010 of the bus bar.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the automatic testing device for detecting the unilateral opening of the bus bar, which has high detection efficiency and accuracy and reliable detection, and adopts the technical scheme that:
the utility model provides a busbar unilateral opens automatic testing arrangement, includes the base on be equipped with the clamping seat of fixed busbar, still including the holder that can centre gripping connection busbar unilateral curb plate the base on be equipped with the reciprocal drive arrangement who is connected with the holder, reciprocal drive arrangement can drive the holder and drive the reciprocal activity of busbar unilateral curb plate.
Furthermore, the clamping piece is provided with a clamping groove, and the clamping groove is clamped on a dovetail groove of the bus bar mounting wiring trolley.
Furthermore, the reciprocating driving device comprises a motor and a ball screw, the clamping piece is connected with a nut on the ball screw, and a through hole for the ball screw to pass through is formed in the clamping piece.
Further, the reciprocating driving device is a hydraulic cylinder.
Furthermore, a supporting frame is arranged on the base.
Furthermore, the holder activity set up on the support frame on be equipped with V type groove the holder on be equipped with the V profile that matches with V type groove.
Furthermore, the base on be equipped with the support frame tip be equipped with the bearing of cover establishing at the ball end the holder on be equipped with the logical groove that supplies the support frame to pass.
The device greatly improves the efficiency and the accuracy of the unilateral opening test of the bus bar, avoids the deviation and discontinuity caused by artificial loading, and ensures the reliability of the quality control of the bus bar in the aspect of clamping capacity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a clamping member according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of a supporting frame according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of a supporting frame according to embodiment 2 of the present invention;
fig. 5 is a schematic structural view of a clamping member in embodiment 2 of the invention.
Detailed Description
The bus bar detection device shown in fig. 1 comprises a base 1, a clamping seat 2 is arranged on the base 1, a bus bar top plate can be fixed on the base 1 through the clamping seat 2, a bus bar opening is vertically fixed on the base 1 upwards, a clamping piece 3 capable of clamping and connecting a bus bar single-side plate is arranged in the bus bar detection device, a reciprocating driving device is further arranged on the base 1 and connected with the clamping piece 3 to drive the clamping piece 3 to reciprocate, and the clamping piece 3 is connected with the bus bar single-side plate, so that the bus bar single-side plate can be driven to do swinging motion when the clamping piece 3 reciprocates, the bus bar opening gap is measured after the bus bar is reciprocated for specified times within a specified range, data of the clamping capacity of the bus bar can be obtained, and whether the bus bar is qualified or not can be judged. The detection aim is that two side plates of the busbar need to be repeatedly opened and closed in the installation process of the contact network so as to clamp the contact line, the contact line cannot be clamped in order to avoid unqualified fatigue resistance of the busbar, so that the contact network cannot be firmly clamped by the busbar, the batch of busbars can be detected by the equipment before use, so that the busbars can reach the use standard, the equipment can accurately control the unilateral opening distance of the busbars through a reciprocating driving device, and the accurate control on the reciprocating times can be realized, so that the detection efficiency and accuracy are improved.
The reciprocating driving device can be realized by adopting a hydraulic cylinder, and the limit on the reciprocating distance is realized by a limit switch. The embodiment of the reciprocating driving device in the application is shown in fig. 1 and comprises a motor 5 and a ball screw 6, a nut 6a on the ball screw 6 is connected with a clamping piece 3, the nut 6a is driven to reciprocate on the ball screw 6 through forward and reverse rotation of the motor 5, so that the clamping piece 3 can reciprocate along with the nut 6a, the reciprocating distance is realized through the number of turns and the angle of forward and reverse rotation of the motor 5 controlled by a PLC (programmable logic controller), and in order to avoid interference of the screw by the clamping piece 3, a through hole is formed in the middle of the clamping piece 3 for the ball screw 6 to pass through.
No matter a hydraulic cylinder or a motor is adopted to drive a ball screw to realize reciprocating motion of the clamping piece 3, in order to keep the clamping piece 3 horizontal in moving, a support frame 7 is arranged on the base 1 to support the clamping piece 3, a V-shaped groove 7a is arranged on the support frame 7 shown in fig. 3, a V-shaped surface 3a matched with the V-shaped groove 7a is arranged on the clamping piece 3 shown in fig. 2, and the clamping piece 3 slides on the support frame 7.
Another supporting structure is designed for the ball screw structure, as shown in fig. 4, a bearing 7b is arranged at the end of the supporting frame 7, the bearing 7b is sleeved at the end of the ball screw 6 to support the ball screw 6, and as shown in fig. 5, a through groove 3b is arranged on the supporting frame 7 to enable the supporting frame 7 to pass through the clamping piece 3.
All can be provided with the dovetail of installation winding displacement dolly on the busbar curb plate, when the installation contact net, the winding displacement dolly just articulates and walks on the dovetail and realizes the unwrapping wire, sets up on the holder 3 as shown in figure 1 for convenient holder 3 installation and presss from both sides groove 4, presss from both sides the groove 4 centre gripping at busbar dovetail position.
Claims (7)
1. The utility model provides a unilateral automatic testing arrangement that opens of busbar, includes base (1), its characterized in that: the bus bar fixing device is characterized in that a clamping base (2) for fixing a bus bar is arranged on the base (1), the bus bar fixing device further comprises a clamping piece (3) capable of clamping and connecting a single-side plate of the bus bar, a reciprocating driving device connected with the clamping piece (3) is arranged on the base (1), and the reciprocating driving device can drive the clamping piece (3) to drive the single-side plate of the bus bar to move in a reciprocating mode.
2. The automatic testing device for the unilateral opening of the bus bar according to claim 1, wherein: the clamping piece (3) is provided with a clamping groove (4), and the clamping groove (4) is clamped on a dovetail groove of the bus bar installation wiring trolley.
3. The automatic testing device for the unilateral opening of the bus bar according to claim 1, wherein: the reciprocating driving device comprises a motor (5) and a ball screw (6), the clamping piece (3) is connected with a nut (6a) on the ball screw (6), and a through hole for the ball screw (6) to pass through is formed in the clamping piece (3).
4. The automatic testing device for the unilateral opening of the bus bar according to claim 1, wherein: the reciprocating driving device is a hydraulic cylinder.
5. The automatic testing device for the single-side opening of the bus bar according to claim 1, 2 or 3, wherein: the base (1) is provided with a support frame (7).
6. The automatic testing device for the unilateral opening of the bus bar according to claim 5, wherein: holder (3) activity set up on support frame (7) on be equipped with V type groove (7a) holder (3) on be equipped with V profile (3a) that match with V type groove (7 a).
7. The automatic testing device for the unilateral opening of the bus bar according to claim 3, wherein: base (1) on be equipped with support frame (7) tip be equipped with bearing (7b) that the cover was established at ball (6) tip holder (3) on be equipped with logical groove (3b) that supply support frame (7) to pass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154651.6A CN112798258A (en) | 2021-02-04 | 2021-02-04 | Automatic testing device for single-side opening of busbar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154651.6A CN112798258A (en) | 2021-02-04 | 2021-02-04 | Automatic testing device for single-side opening of busbar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112798258A true CN112798258A (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110154651.6A Pending CN112798258A (en) | 2021-02-04 | 2021-02-04 | Automatic testing device for single-side opening of busbar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112798258A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490322A (en) * | 2017-09-12 | 2019-03-19 | 成都唐源电气股份有限公司 | A kind of rigid contact net detection device and method |
| CN115266064A (en) * | 2022-08-02 | 2022-11-01 | 中国铁道科学研究院集团有限公司标准计量研究所 | Rigid-flexible transition busbar rigid-flexible characteristic test device and test method thereof |
| WO2024065974A1 (en) * | 2022-09-29 | 2024-04-04 | 湖北亿纬动力有限公司 | Battery busbar test tool, test method and service life prediction method |
-
2021
- 2021-02-04 CN CN202110154651.6A patent/CN112798258A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490322A (en) * | 2017-09-12 | 2019-03-19 | 成都唐源电气股份有限公司 | A kind of rigid contact net detection device and method |
| CN109490322B (en) * | 2017-09-12 | 2023-12-15 | 成都唐源电气股份有限公司 | Rigid contact net detection equipment and method |
| CN115266064A (en) * | 2022-08-02 | 2022-11-01 | 中国铁道科学研究院集团有限公司标准计量研究所 | Rigid-flexible transition busbar rigid-flexible characteristic test device and test method thereof |
| CN115266064B (en) * | 2022-08-02 | 2023-09-01 | 中国铁道科学研究院集团有限公司标准计量研究所 | Rigid-flexible characteristic test device and test method for rigid-flexible transition busbar |
| WO2024065974A1 (en) * | 2022-09-29 | 2024-04-04 | 湖北亿纬动力有限公司 | Battery busbar test tool, test method and service life prediction method |
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