CN109839307B - Loading system direction conversion device based on static strength test - Google Patents
Loading system direction conversion device based on static strength test Download PDFInfo
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- CN109839307B CN109839307B CN201711202898.0A CN201711202898A CN109839307B CN 109839307 B CN109839307 B CN 109839307B CN 201711202898 A CN201711202898 A CN 201711202898A CN 109839307 B CN109839307 B CN 109839307B
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- loading
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 44
- 230000003068 static effect Effects 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a loading system direction conversion device based on a static strength test, which comprises an actuator cylinder mounting platform (1), 5 direction conversion devices (2-6) and a tension steel wire rope (7), wherein the actuator cylinder mounting platform (1) is used for mounting an actuator cylinder, so that the up-down position movement and locking of the actuator cylinder can be realized rapidly, and the conversion of other loading directions can be realized conveniently by selecting one of the 5 direction conversion devices (2-6). The direction conversion devices (2-6) can quickly adjust the position along with the change of the height of the loading point and the change of the height of the actuating cylinder in the vertical plane, and can also realize a certain range of adjustment along with the change of the position of the loading point in the horizontal plane. The device has the advantages of simple structure and convenient operation, can meet the requirement of quick adjustment of the direction of the loading system, and can conveniently realize loading of different states of the sample on the premise of not reinstalling the sample and only needing one loading system.
Description
Technical Field
The invention relates to a loading system direction conversion device based on a static strength test.
Background
When the product is subjected to static strength test, the static strength tensile test is required to be carried out on the product in a plurality of directions, so that coordination loading equipment is required to be arranged in different directions of test pieces, and the cost of each loading equipment is high. At present, a set of loading equipment is adopted for small test pieces, in the test process, when the test pieces are required to be tested in different states, the test pieces are reloaded to realize the conversion of the loading mode, the test pieces are reloaded for a plurality of times, and the connecting tool is complex and heavy, so that the problems of convenience in use, efficiency reduction and the like can be brought.
Disclosure of Invention
In view of the above-mentioned circumstances of the prior art, the present invention aims to provide a loading system direction conversion device based on static strength test, which not only can realize rapid conversion of loading directions in six directions, but also can adjust in a certain range of height and horizontal direction according to loading points, and has simple structure and convenient operation, and can meet the requirements of rapid realization of different states and position adjustment of test pieces during loading.
The above object of the present invention is achieved by the following technical solutions:
a static strength test-based loading system direction conversion device, comprising: the actuator cylinder mounting platform, 5 identical direction conversion devices and a tension steel wire rope, wherein the actuator cylinder mounting platform and the 5 direction conversion devices are arranged in 3 directions perpendicular to each other in groups with the test piece as a center, and two of each group are opposite to each other,
the actuator cylinder mounting platform comprises a bottom plate, an actuator cylinder connecting sliding block and a guide rail arranged on the bottom plate, wherein the actuator cylinder is arranged on the actuator cylinder connecting sliding block, the actuator cylinder connecting sliding block can slide in the guide rail and is fixed on the guide rail after moving to a proper position,
the direction conversion device comprises a guide rail, a connecting sliding block, a steering bolt, a steering support and a steering pulley which are arranged on a bottom plate, wherein the connecting sliding block can slide in the guide rail and is fixed on the guide rail after moving to a proper position, the steering support is arranged on the connecting sliding block, the steering pulley is arranged on the steering support,
one end of the tension steel wire rope is connected with the actuator cylinder, and the other end of the tension steel wire rope is connected with the test piece through a steering pulley of any one of the 5 direction conversion devices.
Further, the steering support is provided with a guide groove, and the steering pulley can move in the guide groove. The guide rail can adjust the loading height of the tension steel wire rope, the guide groove can adjust the horizontal position of the tension steel wire rope in the vertical height direction, and both the height and the horizontal position can be adjusted.
Further, the direction conversion device further comprises a steering bolt between the steering support and the connecting slide block, and the steering support can rotate 360 degrees on the connecting slide block around the steering bolt. After being rotated to the desired position, the steering support can be secured by a locking bolt. Therefore, the same direction conversion device can be placed at different positions, only the angle of the steering support needs to be changed, and meanwhile, the steering support can automatically adjust the angle when the loading actuator cylinder and the loading test piece are not on the same plane, so that the loading channel is ensured to be in the same plane, and unnecessary damage to the tension steel wire rope and the test platform is avoided.
According to the invention, the loading system (namely the actuator cylinder mounting platform) is adopted, the actuator cylinder mounting platform is arranged in one direction, the direction conversion devices are arranged in other directions, and the conversion of multi-direction loading can be realized rapidly and the implementation of loading in other directions can be realized conveniently by changing different tensile steel wire ropes to be arranged on the direction conversion devices in different directions. In addition, the actuating cylinder mounting platform can be adjusted in a certain range along the vertical height of the bottom guide rail in the vertical plane by the connecting sliding block, and after being adjusted to a proper position, the actuating cylinder mounting platform is locked by the locking bolt, and the steering support can rotate 360 degrees on the connecting sliding block around the steering bolt, so that the mounting in different directions is realized. The steering pulley can move along the guide groove in the guide groove of the steering support, and is locked after moving to a proper position, so that the adjustment of the horizontal position is realized. The invention not only can rapidly adjust the loading channel of the test piece, but also can conveniently realize the adjustment in the horizontal plane and the vertical plane according to the different positions of the loading points, has simple structure and convenient operation, and can meet the requirements of the test piece on the adjustment of the loading channel and the position. On the premise of not reinstalling the sample and only needing one loading system, the loading of different states of the sample is conveniently realized.
Drawings
FIG. 1 is a schematic diagram of a loading system direction conversion device based on static strength test according to an embodiment of the present invention;
FIG. 2 is a schematic view of the actuator mounting platform structure;
fig. 3 is a schematic diagram of a direction conversion device.
Wherein: the device comprises a 1-actuator cylinder mounting platform, a 2-6-direction conversion device, a 7-tension steel wire rope, an 8-guide rail, a 9-connecting sliding block, a 10-steering support, a 11-steering pulley, a 12-locking bolt, a 13-locking hole, a 14-steering bolt, a 15-locking bolt, a 16-guide groove, a 17-guide bolt, a 18-actuator cylinder and a 19-actuator cylinder connecting sliding block.
Detailed Description
The present invention will be further described in detail with reference to the drawings and examples below for a clearer understanding of the objects, technical solutions and advantages of the present invention.
Referring to fig. 1 to 3, the static strength test-based loading system direction conversion device of the present invention comprises a ram mounting platform 1, direction conversion devices 2 to 6 and a tension wire rope 7, wherein the ram mounting platform 1 and the 5 direction conversion devices 2 to 6 are arranged in groups of two in 3 directions perpendicular to each other with a test piece as a center, and two of each group are opposite to each other.
In this embodiment, the actuator mounting platform 1 includes a base plate, an actuator connecting slider 19, and a guide rail 8 disposed on the base plate. After the ram connecting slide 19 has been moved into the guide rail 8 to a suitable height position, it can be fixed by means of the locking bolts 12 for achieving the adjustment of the height position of the ram. The direction conversion devices 2-6 comprise guide rails 8, connecting sliding blocks 9, steering bolts 14, steering supports 10 and steering pulleys 11 which are arranged on a bottom plate, the direction conversion devices 2-6 are respectively arranged in other five directions of a test piece, when tension tests in other directions are needed, one ends of tension steel wire ropes are connected with actuating cylinders, and after the steering pulleys 11 of the direction conversion devices in corresponding positions are connected with the test piece, the other ends of the tension steel wire ropes are connected with the test pieces, so that loading in different directions can be realized. The direction conversion devices 2-6 can be adjusted to a certain extent in a horizontal plane along the guide groove 16 by means of the guide bolt 17, the direction conversion devices 2-6 and the connecting sliding block 9 can be adjusted to a certain extent in a vertical plane along the guide rail 8 in a vertical height, after moving to a proper height position, the height of the direction conversion devices is locked by the locking bolt 12, the height adjustment of the loading position is realized, the steering support 10 of the direction conversion devices can rotate 360 degrees on the connecting sliding block 9 around the steering bolt 14, and after rotating in place, the direction conversion devices are locked by the locking bolt 15 and the locking hole 13, so that the installation in different directions is realized.
The invention adopts a synchronous adjustment method: the method comprises the steps of selecting a direction conversion device to be used according to a test state to be loaded, adjusting the heights of a connecting sliding block and an actuating cylinder according to the heights and the positions of test piece loading points, fixing the connecting sliding block and the actuating cylinder by using a locking bolt after the heights are adjusted to be the same, finely adjusting the front and rear positions of a sliding bolt on a steering pulley according to the front and rear positions of the loading points, and connecting the test piece loading points, the steering pulley and the actuating cylinder by using a tension steel wire rope after the test piece loading points, the steering pulley and the actuating cylinder are adjusted to be the same height. When loading in other directions is needed, other direction conversion devices are selected according to the method. The loading system direction conversion device greatly improves the test efficiency and improves the equipment utilization rate.
While the principles and embodiments of the present invention have been described above, those skilled in the art can make various modifications and variations on the above examples without departing from the scope of the invention. It is to be understood by persons skilled in the art that the foregoing detailed description is provided for the purpose of explanation only and is not intended to limit the invention as claimed. The scope of the invention is defined by the claims and their equivalents.
Claims (1)
1. The loading system direction conversion device based on static strength test comprises a cylinder mounting platform (1), 5 identical direction conversion devices (2-6) and a tension steel wire rope (7), wherein the cylinder mounting platform (1) and the 5 direction conversion devices (2-6) are arranged in 3 mutually perpendicular directions in a group by taking a test piece as a center, two in each group are opposite to each other,
the actuator cylinder mounting platform comprises a bottom plate, an actuator cylinder (18), an actuator cylinder connecting slide block (19) and a guide rail (8) arranged on the bottom plate, wherein the actuator cylinder (18) is arranged on the actuator cylinder connecting slide block (19), the actuator cylinder connecting slide block (19) can slide in the guide rail (8) and is fixed on the guide rail (8) after moving to a proper position,
the direction conversion device (2-6) comprises a guide rail (8), a connecting sliding block (9), a steering bolt (14), a steering support (10) and a steering pulley (11) which are arranged on a bottom plate, wherein the connecting sliding block (9) can slide in the guide rail (8) and is fixed on the guide rail (8) after moving to a proper position, the steering support (10) is arranged on the connecting sliding block (9), the steering pulley (11) is arranged on the steering support (10),
one end of the tension steel wire rope (7) is connected with the actuator cylinder (18), the other end is connected with the test piece through the steering pulley (11) of any one of the 5 direction conversion devices (2-6),
wherein the steering support (10) is provided with a guide groove (16), the steering pulley (11) can move in the guide groove (16),
the direction conversion devices (2-6) further comprise a steering bolt (14) between the steering support (10) and the connecting slide block (9), and the steering support (10) can rotate 360 degrees on the connecting slide block (9) around the steering bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711202898.0A CN109839307B (en) | 2017-11-24 | 2017-11-24 | Loading system direction conversion device based on static strength test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711202898.0A CN109839307B (en) | 2017-11-24 | 2017-11-24 | Loading system direction conversion device based on static strength test |
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| Publication Number | Publication Date |
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| CN109839307A CN109839307A (en) | 2019-06-04 |
| CN109839307B true CN109839307B (en) | 2024-04-09 |
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| CN201711202898.0A Active CN109839307B (en) | 2017-11-24 | 2017-11-24 | Loading system direction conversion device based on static strength test |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553902A (en) * | 2019-07-26 | 2019-12-10 | 中国航空工业集团公司济南特种结构研究所 | device for ensuring position precision of loading point of radome test |
| CN114397177B (en) * | 2022-01-17 | 2022-08-12 | 湖南大学 | Elastic force driving test bed and use method thereof |
| CN114506473A (en) * | 2022-02-28 | 2022-05-17 | 北京奥航坤宇科技有限公司 | Pretightening force loading device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5469793A (en) * | 1990-11-29 | 1995-11-28 | Vinten Group Plc | Tiltable load supporting platforms |
| JPH07333125A (en) * | 1994-06-06 | 1995-12-22 | Shimadzu Corp | Material testing apparatus |
| WO2001009584A1 (en) * | 1999-07-30 | 2001-02-08 | Metravib R.D.S. | Method and installation for automatically flanging a test specimen designed to be subjected to mechanical tests |
| DE10064364C1 (en) * | 2000-12-21 | 2002-06-20 | Cts Fahrzeug Dachsysteme Gmbh | Multi-piece soft top for car has drive branching device in form of rail guide with two carriage guide track each with drive carriage and two coupling connecting carriages |
| CN103048124A (en) * | 2012-12-10 | 2013-04-17 | 中国飞机强度研究所 | Pulley guide loading device |
| CN204085916U (en) * | 2014-09-26 | 2015-01-07 | 航宇救生装备有限公司 | A kind of multi-angle multiposition regulates test platform |
| CN206018174U (en) * | 2016-03-08 | 2017-03-15 | 信锦企业股份有限公司 | Lowering or hoisting gear |
| CN207650000U (en) * | 2017-11-24 | 2018-07-24 | 航宇救生装备有限公司 | A kind of loading system direction-changing device based on test of static strength |
-
2017
- 2017-11-24 CN CN201711202898.0A patent/CN109839307B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5469793A (en) * | 1990-11-29 | 1995-11-28 | Vinten Group Plc | Tiltable load supporting platforms |
| JPH07333125A (en) * | 1994-06-06 | 1995-12-22 | Shimadzu Corp | Material testing apparatus |
| WO2001009584A1 (en) * | 1999-07-30 | 2001-02-08 | Metravib R.D.S. | Method and installation for automatically flanging a test specimen designed to be subjected to mechanical tests |
| DE10064364C1 (en) * | 2000-12-21 | 2002-06-20 | Cts Fahrzeug Dachsysteme Gmbh | Multi-piece soft top for car has drive branching device in form of rail guide with two carriage guide track each with drive carriage and two coupling connecting carriages |
| CN103048124A (en) * | 2012-12-10 | 2013-04-17 | 中国飞机强度研究所 | Pulley guide loading device |
| CN204085916U (en) * | 2014-09-26 | 2015-01-07 | 航宇救生装备有限公司 | A kind of multi-angle multiposition regulates test platform |
| CN206018174U (en) * | 2016-03-08 | 2017-03-15 | 信锦企业股份有限公司 | Lowering or hoisting gear |
| CN207650000U (en) * | 2017-11-24 | 2018-07-24 | 航宇救生装备有限公司 | A kind of loading system direction-changing device based on test of static strength |
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| CN109839307A (en) | 2019-06-04 |
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