CN111044243A - Vibration test clamping frock - Google Patents
Vibration test clamping frock Download PDFInfo
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- CN111044243A CN111044243A CN201911358889.XA CN201911358889A CN111044243A CN 111044243 A CN111044243 A CN 111044243A CN 201911358889 A CN201911358889 A CN 201911358889A CN 111044243 A CN111044243 A CN 111044243A
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- vibration
- vibration test
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- test clamping
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of vibration tests, and discloses a vibration test clamping tool, which comprises: the device comprises two or more fixed supports, a vibration equipment platform and an equipment switching bottom plate; each fixed support is provided with a connecting surface a and a connecting surface b, the connecting surface a is connected with a product through a product connecting block, the connecting surface b is connected with an equipment switching base plate, the equipment switching base plate is connected with a vibration equipment platform, the connecting surface a and the connecting surface b are two surfaces which are perpendicular to each other on the fixed support, different fixed supports are connected with the product through the same surfaces on the fixed supports, and are connected with the vibration equipment platform through different surfaces, so that vibration tests of the product in different directions on the vibration equipment platform are realized; meanwhile, the product can be connected or detached with the fixed support as a whole through the product connecting block, and the device is suitable for quick and convenient clamping and detachment of a vibration test of a product with a curved surface on the connecting surface.
Description
Technical Field
The invention relates to the technical field of vibration tests, in particular to a clamping tool for a vibration test.
Background
The vibration test simulates various vibration environment influences of a product in Transportation, Installation and Use environments, is used for determining whether the product can bear various environment vibration, and finally evaluating the resistance of components, parts and complete machines in expected Transportation and Use environments.
Vibration test goes on vibration equipment usually, at present, when carrying out vibration test, will test the product and directly be connected with equipment switching bottom plate usually, the work load when having increased the dismouting like this reduces efficiency. And the test of one orientation can only be carried out to the product to at every turn experimental, dismantles the back clamping and carries out the test of another orientation again with the product, and some need change vibrating equipment even wastes manpower and materials more.
Disclosure of Invention
The technical problem solved by the invention is as follows: the invention provides a vibration test clamping tool which can realize convenient and quick clamping and disassembly of test products, can complete vibration tests of two products in two directions in one vibration process, greatly improves test efficiency and reduces workload.
The basic principle of the invention is as follows: the tool adopts the equipment switching bottom plate, different fixed supports are connected with a product through the same surface on the equipment switching bottom plate, and are connected with the vibration equipment platform through different surfaces, so that vibration tests of the product on the vibration equipment platform in different directions are realized; meanwhile, the product can be connected or detached with the fixed support as a whole through the product connecting block, and the device is suitable for quick and convenient clamping and detachment of a vibration test of a product with a curved surface on the connecting surface.
The technical solution adopted by the invention based on the basic principle is as follows: the utility model provides a vibration test clamping frock, includes: the device comprises two or more fixed supports, a vibration equipment platform and an equipment switching bottom plate; be provided with on every fixing support and connect face an, connect face b, connect face a to pass through the product connecting block and be connected with the product, connect face b and be connected with equipment switching bottom plate, equipment switching bottom plate is connected on the vibration equipment platform, connects face a and is two faces of mutually perpendicular on the fixing support with connecting face b.
Furthermore, the mutually perpendicular surfaces of two adjacent fixed supports connected on the vibration equipment platform are respectively used as the connecting surfaces b of the two fixed supports.
Furthermore, the connecting surface a of the fixed support is a curved surface structure.
Further, the product connecting block is the arc structure that matches with being connected a face a structure, and it links into an integrated entity through set screw with the product for the product is connected more firmly with fixing support, in order to guarantee to satisfy vibration test's requirement.
Furthermore, the fixing screw is of a stepped shaft structure, one end of the fixing screw is of an external thread structure, the middle of the fixing screw is of a cylindrical polished rod structure, the other end of the fixing screw is of a pan head inner hexagonal structure, the external thread is used for being connected with a product, and the cylindrical polished rod and the pan head inner hexagonal structure are used for connecting a product connecting block with a fixing support.
Furthermore, the connecting surface b of the fixed support is connected with the equipment switching bottom plate through a large countersunk screw, the large countersunk screw can ensure that the connecting surface b of the fixed support after connection is completely attached to the equipment switching bottom plate, the accuracy of the vibration direction of the fixed support is ensured, and the accuracy of a vibration test result is ensured.
Furthermore, the connecting surface a of the fixed support is connected with the product connecting block through a small countersunk head screw, the fixed support can be completely attached to the product connecting block after connection by the small countersunk head screw, and the accuracy of the vibration direction of the product is guaranteed, so that the accuracy of a vibration test result is guaranteed.
Furthermore, the equipment switching bottom plate is of a flat plate structure, the equipment switching bottom plate is of the flat plate structure, and after the connecting surface b of the fixed support is connected with the equipment switching bottom plate, the direction of the vibration force borne by the fixed support is consistent with that of the vibration equipment platform, so that the test vibration direction of a product can be adjusted conveniently.
Compared with the prior art, the invention has the advantages that:
1. the tool adopts the equipment switching bottom plate, so that different fixed supports can be connected with a product through the same surfaces on the fixed supports, and connected with the vibration equipment platform through different surfaces, and vibration tests of the product on the vibration equipment platform in different directions can be realized.
2. According to the invention, the product and the product connecting block are connected or detached with the fixed support as a whole, so that the product can be detached and clamped quickly and conveniently.
3. The invention adopts the fixed support matched with the product connecting surface, and can be suitable for quick and convenient clamping and dismounting of the vibration test of the product with the curved connecting surface.
4. The fixed support is connected with the equipment switching base plate and the product connecting block through the countersunk head screws, so that the flatness after connection can be ensured, the accuracy of the vibration direction of the product can be ensured, and the accuracy of the vibration test result is improved.
Drawings
Fig. 1 is a perspective view of the clamping tool of the invention.
Fig. 2 is a sectional view of the clamping tool of the invention.
Reference numerals: 1-fixed support, 11-connecting surfaces a, 12-connecting surfaces b, 13-steps, 2-product connecting blocks, 3-equipment switching bottom plates, 4-fixing screws, 5-large countersunk head screws, 6-small countersunk head screws and 7-vibration equipment platforms.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
because the connection face of some vibration test's product is the curved surface structure, if treat that the test product is direct to be connected with equipment switching bottom plate and carry out vibration test, with fixing support's connection and dismantlement work load big, operating efficiency is not high, and inconvenient operation. In order to solve this problem, this application has designed the fixed bearing who connects face and product and connect the face and match, promptly as figure 1, 2 is shown, fixed bearing 1 is connected face a11 for the curved surface structure, adopt simultaneously and be connected with the product connecting block 2 and the fixed bearing 1 of the arc structure of being connected face a11 structure matching, during concrete operation, connect into a whole through set screw 4 with product connecting block 2, then be connected this holistic product connecting block 2 and fixed bearing 1 through little countersunk screw 6, the dismantlement and the installation of product only need install and dismantle little countersunk screw 6, thereby realize the quick convenient dismantlement of product. In order to meet the connection requirements, the fixing screw 4 is of a stepped shaft structure, one end of the fixing screw is of an external thread structure, the middle of the fixing screw is of a cylindrical polished rod structure, the other end of the fixing screw is of a pan head inner hexagonal structure, the external thread is used for being connected with a product, and the cylindrical polished rod and the pan head inner hexagonal structure are used for connecting a product connecting block with a fixing support.
As shown in fig. 1 and 2, the clamping tool for the vibration test of the invention comprises: the fixed support 1, the vibration equipment platform 7, the product connecting block 2 and the equipment switching bottom plate 3 are generally provided with at least two fixed supports for realizing the vibration tests of products in different directions, and the description is given by taking the arrangement of the two fixed supports as an example.
Specifically, each fixing support 1 is provided with a connecting surface a11 and a connecting surface b12, the connecting surface a11 and the connecting surface b12 are two surfaces of the fixing support 1, which are perpendicular to each other, and the surfaces of the fixing support 1, which are perpendicular to each other, are generally used as connecting surfaces b12 of two fixing supports, for example, the bottom surface of one fixing support is used as the connecting surface b, the side surface of the other fixing support is used as the connecting surface b, and the structure of the two fixing supports connected to the vibration equipment platform 7 is shown in fig. 1, so that vibration tests in different directions can be performed on products at the same time.
The connecting surface a11 of the fixed support 1 is used for connecting with the product connecting block 2 and the product which are connected into a whole, the connecting surface b12 is used for connecting with the equipment switching base plate 3, and then the equipment switching base plate 3 is connected on the vibration equipment platform 7; preferably, the connecting surface a11 is a step surface on the fixed support 1, the step is an arc shape with the same shape as the product connecting block 2, the height of the step is the same as the thickness of the product connecting block 2, and the product connecting block 2 is flush with the step 13 of the fixed support 1 after being connected with the fixed support 1, so that the product is tightly attached to the fixed support, and the accuracy of the product vibration direction is ensured; each surface of the fixed support 1 is provided with a plurality of threaded holes, the equipment transfer base plate 3 and the product connecting block 2 are provided with a plurality of threaded holes, and the number and the positions of the threaded holes can be adjusted according to the actual connecting requirements of products; the threaded hole on the connecting surface b12 of the fixed support 1 is connected with the equipment switching bottom plate 3 through a large countersunk head screw 5; the threaded hole on the connecting surface a11 of the fixed support 1 is connected with the product connecting block 2 through a small countersunk head screw 6.
Preferably, equipment switching bottom plate 3 is dull and stereotyped structure, is provided with a plurality of screw thread through-holes on it, and the lower plane is provided with a plurality of step through-holes, and the big countersunk screw 5 of cooperation realizes connecting, and equipment switching bottom plate adopts dull and stereotyped structure, can guarantee that fixing support's the connection face b is connected the back with equipment switching bottom plate, and the vibrational force direction that fixing support bore is unanimous with the vibration equipment platform, is convenient for adjust the experimental vibration direction of product.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (8)
1. The utility model provides a vibration test clamping frock which characterized in that includes: two or more than two fixed supports (1), a vibration equipment platform (7) and an equipment switching base plate (3); every be provided with on fixing support (1) and connect face a (11), connect face b (12), it is connected with the product through product connecting block (2) to connect face a (11), it is connected with equipment switching bottom plate (3) to connect face b (12), equipment switching bottom plate (3) are connected on vibration equipment platform (7), connect face a (11) with it is two faces of mutually perpendicular on fixing support (1) to connect face b (12).
2. The vibration test clamping tool of claim 1, wherein: the surfaces, which are perpendicular to each other, of two adjacent fixed supports (1) connected to the vibration equipment platform (7) are respectively used as connecting surfaces b (12) of the two fixed supports.
3. The vibration test clamping tool of claim 1, wherein: the connecting surface a (11) of the fixed support (1) is of a curved surface structure.
4. The vibration test clamping tool of claim 3, wherein: the product connecting block (2) is of an arc structure matched with the connecting surface a (11) in structure and is connected with a product into a whole through a fixing screw (4).
5. The vibration test clamping tool of claim 4, wherein: the fixing screw (4) is of a stepped shaft structure, one end of the fixing screw is of an external thread structure, the middle of the fixing screw is of a cylindrical polished rod structure, and the other end of the fixing screw is of a pan head inner hexagonal structure.
6. The vibration test clamping tool of claim 1, wherein: and the connecting surface b (12) of the fixed support (1) is connected with the equipment switching base plate (3) through a large countersunk head screw (5).
7. The vibration test clamping tool of claim 1, wherein: the fixed support (1) is connected with the product connecting block (2) through a small countersunk head screw (6).
8. The vibration test clamping tool according to claim 6 or 7, characterized in that: the equipment switching bottom plate (3) is of a flat plate structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911358889.XA CN111044243A (en) | 2019-12-25 | 2019-12-25 | Vibration test clamping frock |
Applications Claiming Priority (1)
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CN201911358889.XA CN111044243A (en) | 2019-12-25 | 2019-12-25 | Vibration test clamping frock |
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CN111044243A true CN111044243A (en) | 2020-04-21 |
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CN201911358889.XA Pending CN111044243A (en) | 2019-12-25 | 2019-12-25 | Vibration test clamping frock |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114370988A (en) * | 2021-12-10 | 2022-04-19 | 沈阳航天新光集团有限公司 | Movable split type vibration tool |
Citations (8)
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CN105352688A (en) * | 2015-10-27 | 2016-02-24 | 上海航天精密机械研究所 | General fixing and clamping device used for three-axis vibration test |
CN106289687A (en) * | 2015-06-23 | 2017-01-04 | 北京强度环境研究所 | A kind of electric vibration table general switching vibration test fixture |
CN206200598U (en) * | 2016-11-22 | 2017-05-31 | 洛阳风动工具有限公司 | A kind of semicircular ring part tooling fixture |
CN106872133A (en) * | 2017-03-31 | 2017-06-20 | 长飞光纤光缆股份有限公司 | Optical device vibration test servicing unit |
CN207300527U (en) * | 2017-09-12 | 2018-05-01 | 江西洪都航空工业集团有限责任公司 | A kind of circular section product vibration test fixture |
CN207649867U (en) * | 2017-12-06 | 2018-07-24 | 成都天箭科技股份有限公司 | Multipurpose vibration tong |
CN207937137U (en) * | 2018-03-28 | 2018-10-02 | 成都摩尔环宇测试技术有限公司 | A kind of shake table cylinder product clamper tooling |
CN108827572A (en) * | 2018-07-31 | 2018-11-16 | 天津航天瑞莱科技有限公司 | A kind of vibration impact experiment fixture of more part combination body products |
-
2019
- 2019-12-25 CN CN201911358889.XA patent/CN111044243A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106289687A (en) * | 2015-06-23 | 2017-01-04 | 北京强度环境研究所 | A kind of electric vibration table general switching vibration test fixture |
CN105352688A (en) * | 2015-10-27 | 2016-02-24 | 上海航天精密机械研究所 | General fixing and clamping device used for three-axis vibration test |
CN206200598U (en) * | 2016-11-22 | 2017-05-31 | 洛阳风动工具有限公司 | A kind of semicircular ring part tooling fixture |
CN106872133A (en) * | 2017-03-31 | 2017-06-20 | 长飞光纤光缆股份有限公司 | Optical device vibration test servicing unit |
CN207300527U (en) * | 2017-09-12 | 2018-05-01 | 江西洪都航空工业集团有限责任公司 | A kind of circular section product vibration test fixture |
CN207649867U (en) * | 2017-12-06 | 2018-07-24 | 成都天箭科技股份有限公司 | Multipurpose vibration tong |
CN207937137U (en) * | 2018-03-28 | 2018-10-02 | 成都摩尔环宇测试技术有限公司 | A kind of shake table cylinder product clamper tooling |
CN108827572A (en) * | 2018-07-31 | 2018-11-16 | 天津航天瑞莱科技有限公司 | A kind of vibration impact experiment fixture of more part combination body products |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114370988A (en) * | 2021-12-10 | 2022-04-19 | 沈阳航天新光集团有限公司 | Movable split type vibration tool |
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Application publication date: 20200421 |
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RJ01 | Rejection of invention patent application after publication |